株式会社東芝   半導体研究開発センター

2015.4 - 2017.3

2020 IEEE International Symposium on Radio-Frequency Integration Technology   Technical Program Committee  

2020.9   

ISSCC 2020 Student Research Preview   Committee Members  

2020.2   

12th Global Symposium on Millimeter-Waves   Technical Program Committee  

2019.5   

電子情報通信学会 集積回路研究専門委員会（ICD）   専門委員  

2019.4 - 2025.3   

ISSCC 2019 Student Research Preview   Committee Members  

2019.2   

24th Asia and South Pacific Design Automation Conference ASP-DAC 2019   University LSI Design Contest Committee  

2019.1   

OrigamiSat-2: 3U CubeSat Demonstrator for Two-Layer Pop-Up Origami Deployable Membrane Reflectarray Antenna

Ochi, Atsuki, Sakamoto, Hiraku, Tomura, Takashi, Sakurai, Ryosuke, Nakayama, Gen, Mitchao, Delburg, Shirane, Atsushi, Okada, Kenichi

2025

A 2.5 dB noise figure 28 GHz current-reused noise-cancelling LNA with gm-boosting in 65 nm CMOS for millimeter-wave MIMO applications

Zhang, Yi, Tang, Minzhe, Xu, Dongfan, Pang, Jian, Sakai, Hiroyuki, Kunihiro, Kazuaki, Shirane, Atsushi, Okada, Kenichi

IEICE Electronics Express   22 ( 6 )   20250033 - 20250033   2025

A Compact D-Band Phase Shifter With 0.1-Degree Phase Resolution and Ultra-Low Phase Error in 65-nm CMOS

Uchino, Takaya, Yamazaki, Yudai, Tian, Anyi, Liu, Chenxin, Park, Sunghwan, Shehata, Abanob, Kato, Sena, Kojima, Takumi, Tanaka, Haruto, Kikuchi, Masayuki, others

IEEE Journal of Solid-State Circuits   2025

A LEO Satellite Mounted 256-element 19GHz CMOS Phased-Array Transmitter with On-chip Amplitude and Phase Monitor

Wang, Xiaolin, You, Dongwon, Fu, Xi, Yuan, Gao, Ota, Takeshi, Mayeda, Jill, Sakamaki, Jun, Fadila, Ashbir Aviat, Higaki, Makoto, Sudo, Jumpei, others

IEEE Access   2025

NLJM: A Simplified Jitter Model of Digital Standard Cells for Rapid Automatic Design of Frequency Synthesizers

Huáng, Hóngyè, Fadila, Ashbir Aviat, Xu, Dingxin, Madany, Waleed, Wang, Wenqian, Liu, Zezheng, Xiong, Yuang, Hu, Tianshi, Liu, Bangan, Zhang, Yuncheng, others

IEEE Access   2025

Millimeter-wave GaAs Rectifier with Differential Signal 4:1 Power Combiner for Simultaneous Wireless Information and Power Transmission. Reviewed International journal

Masayuki Kikuchi, Michihiro Ide, Jill C. Mayeda, Sena Kato, Keito Yuasa, Kenichi Okada 0001, Atsushi Shirane

LASCAS   1 - 5   2025

A 6.65-to-7.75GHz Fractional-N Digital PLL with Analog Pre-Distortion DTC Implementing 2nd/3rd-Order Calibration and Achieving -65.7dBc Fractional Spur and 154fs Integrated Jitter. Reviewed International journal

Daxu Zhang, Dingxin Xu, Hongye Huang, Waleed Madany, Zezheng Liu, Wenqian Wang, Yuang Xiong, Ashbir Aviat Fadila, Duo Li, Yuncheng Zhang, Atsushi Shirane, Kenichi Okada 0001

CICC   1 - 3   2025

5.6 A Power-Efficient CORDIC-Less Digital Polar Transmitter Using 1b DSM-Based PA Supporting 256-QAM. Reviewed International journal

Yuncheng Zhang, Zezheng Liu, Duo Li, Minzhe Tang, Yi Zhang 0092, Hongye Huang, Dingxin Xu, Waleed Madany, Ashbir Aviat Fadila, Wenqian Wang, Yuang Xiong, Daxu Zhang, Garry Pranata Kusuma, Hiroyuki Sakai 0009, Kazuaki Kunihiro, Atsushi Shirane, Kenichi Okada 0001

ISSCC   100 - 103   2025

A Tri-Mode Harmonic-Selection Mixer with Multiphase LO Supporting 24.25-71GHz for Multi-Band 5G NR. Reviewed International journal

Dongfan Xu, Minzhe Tang, Yi Zhang 0092, Zheng Li 0021, Jian Pang, Atsushi Shirane, Kenichi Okada 0001

ASP-DAC   352 - 353   2025

A 0.8-1.4-GHz Synthesizable DPLL Using a Background Gain Mismatch Calibrated Feedforward Phase Noise Cancellation. Reviewed International journal

Waleed Madany, Yuncheng Zhang, Ashbir Aviat Fadila, Hongye Huang, Junjun Qiu, Jill C. Mayeda, Atsushi Shirane, Kenichi Okada 0001

IEEE Access   13   40210 - 40225   2025

A 4-Stream 8-Element Time-Division MIMO Phased-Array Receiver for 5G NR and Beyond Achieving 9.6Gbps Data Rate. Reviewed International journal

Yi Zhang 0092, Minzhe Tang, Zheng Li 0021, Dongfan Xu, Kazuaki Kunihiro, Hiroyuki Sakai 0009, Atsushi Shirane, Kenichi Okada 0001

ASP-DAC   342 - 343   2025

4096-Element Ka-Band Deployable Active Phased Array Transceivers in a 6U CubeSat

Hayashi, Hiroki, Mitchao, Delburg, Narukiyo, Yasuto, Kato, Sena, Yuasa, Keito, Mayeda, Jill, Sakamoto, Hiraku, Okada, Kenichi, Shirane, Atsushi

2025

A 122GHz Wirelessly Powered Active Reflector for D-Band Communications

Ide, Michihiro, Yuasa, Keito, Kato, Sena, Date, Shu, Tomura, Takashi, Okada, Kenichi, Shirane, Atsushi

IEEE Solid-State Circuits Letters   2025

CORDIC-Less Digital Polar Transmitter Architecture Based on Delta-Sigma Modulator

Zhang, Yuncheng, Liu, Zezheng, Li, Duo, Tang, Minzhe, Zhang, Yi, Huáng, Hóngyè, Xu, Dingxin, Madany, Waleed, Fadila, Ashbir Aviat, Wang, Wenqian, others

IEEE Journal of Solid-State Circuits   2025

A 640-Gb/s 4 x 4-MIMO D-Band CMOS Transceiver Chipset Reviewed International journal

Chenxin Liu, Zheng Li, Yudai Yamazaki, Hans Herdian, Chun Wang, Anyi Tian, Jun Sakamaki, Han Nie, Xi Fu, Sena Kato, Wenqian Wang, Hongye Huang, Minzhe Tang, Dingxin Xu, Shinsuke Hara, Akifumi Kasamatsu, Takashi Tomura, Hiroyuki Sakai, Kazuaki Kunihiro, Atsushi Shirane, Kenichi Okada

IEEE JOURNAL OF SOLID-STATE CIRCUITS   60 ( 4 )   1132 - 1149   2024.12

A Compact D-Band Phase Shifter with 0.1-degree Phase Resolution and 0.8-degree RMS Phase Error in 65 nm CMOS Reviewed International journal

Takaya Uchino, Yudai Yamazaki, Sungwan Park, Chenxin Liu, Anyi Tian, Abanob Shehata, Hiroyuki Sakai, Kazuaki Kunihiro, Atsushi Shirane, Kenichi Okada

2024 IEEE Asian Solid-State Circuits Conference (A-SSCC)   1 - 3   2024.11

No Victim Left Behind: Developing a Dual-Use LEO Satellite System for Real-Time Population Mapping and Everyday Connectivity Reviewed International journal

Takumi Ohashi, Futo Noda, Takashi Tomura, Ampan Laosunthara, Koudai Suzuki, Yuno Tanaka, Maki Kishimoto, Rie Seto, Hiraku Sakamoto, Gia Khanh Tran, Atsushi Shirane

2024 23rd International Symposium on Communications and Information Technologies (ISCIT)   152 - 157   2024.9

A 640-Gb/s $4\times 4$-MIMO D-Band CMOS Transceiver Chipset Reviewed International journal

Chenxin Liu, Zheng Li, Yudai Yamazaki, Hans Herdian, Chun Wang, Anyi Tian, Jun Sakamaki, Han Nie, Xi Fu, Sena Kato, Wenqian Wang, Hongye Huang, Shinsuke Hara, Akifumi Kasamatsu, Hiroyuki Sakai, Kazuaki Kunihiro, Atsushi Shirane, Kenichi Okada

2024 IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits)   1 - 2   2024.6

A Time-Mode-Modulation Digital Quadrature Power Amplifier Based on 1-bit Delta-Sigma Modulator and Hybrid FIR Filter Reviewed International journal

Yuncheng Zhang, Zheng Sun, Bangan Liu, Junjun Qiu, Dingxin Xu, Yi Zhang, Xi Fu, Dongwon You, Hongye Huang, Waleed Madany, Ashbir Aviat Fadila, Zezheng Liu, Wenqian Wang, Yuang Xiong, Atsushi Shirane, Kenichi Okada

IEEE Journal of Solid-State Circuits   59 ( 4 )   993 - 1005   2024.4

A Low-Power Radiation-Hardened Ka-Band CMOS Phased-Array Receiver for Small Satellite Constellation Reviewed International journal

Xi Fu, Dongwon You, Yun Wang, Xiaolin Wang, Ashibir Aviat Fadila, Chenxin Liu, Sena Kato, Chun Wang, Zheng Li, Jian Pang, Atsushi Shirane, Kenichi Okada

IEEE Journal of Solid-State Circuits   59 ( 2 )   349 - 363   2024.2

Dual-Layer Proton Irradiation for Passive Component Enhancement and Noise Coupling Suppression on CMOS Process

Herdian, Hans, Inoue, Takeshi, Shirane, Atsushi, Okada, Kenichi

IEEE Transactions on Electron Devices   71 ( 8 )   4498 - 4503   2024

Development of multifunctional lightweight membrane structure for antennas and power generation on small satellites

Nakagawa, Yuto, Matsushita, Masanori, Takao, Yuki, Sugihara, Ahmed Kiyoshi, Mori, Osamu, Kusumoto, Tetsuya, Ohki, Haruhito, Nakagawa, Kaho, Tsuruya, Shusaku, Ohtsuki, Yukiho, others

2024

Power supply and RF signal routing architecture design for ultralight deployable Ka-band active phased-array transceivers

Hayashi, Hiroki, Narukiyo, Yasuto, Mitchao, Delburg, Takeda, Yuki, Kato, Sene, Suk, So Yeon, Sakamoto, Hiraku, You, Dongwon, Okada, Kenichi, Shirane, Atsushi

2024

A proton irradiated CMOS on-chip Vivaldi antenna for 300 GHz band slat array implementation

Herdian, Hans, Wang, Chun, Inoue, Takeshi, Shirane, Atsushi, Okada, Kenichi

IEEE Open Journal of Antennas and Propagation   5 ( 5 )   1390 - 1402   2024

Radiation-Tolerant Ka-Band Deployable Phased-Array Transceiver for Low-Earth Orbit Small Satellite Constellation

Narukiyo, Yasuto, Fu, Xi, You, Dongwon, Kato, Sena, Tomura, Takashi, Sakamoto, Hiraku, Okada, Kenichi, Shirane, Atsushi

2024

dense formation flying of multiple PicoSats for communication satellites and its technical challenges

Morioka, Sumio, Inagawa, Takahiro, Homma, Naoki, Murata, Kentaro, Yamaguchi, Hirozumi, Shirane, Atsushi, Okada, Minoru, Yasumoto, Keiichi, Kim, Minsok

IEICE Technical Report; IEICE Tech. Rep.   124 ( 289 )   49 - 54   2024

Thermal control of array antenna transmitters attached on space membrane structures

TAKEDA, Yuki, TAKEDA, Shinji, KOIKE, Shuhei, SAWADA, Kenichiro, FUJITA, Masahiro, TAKAHASHI, Yuta, MORITANI, Motoki, SAITO, Yunosuke, HAGIWARA, Haruki, TAMURA, Shinya, others

Journal of Evolving Space Activities   2   114 - 114   2024

10.3 A 7GHz Digital PLL with Cascaded Fractional Divider and Pseudo-Differential DTC Achieving -62.1dBc Fractional Spur and 143.7fs Integrated Jitter Reviewed International journal

Dingxin Xu, Zezheng Liu, Yifeng Kuai, Hongye Huang, Yuncheng Zhang, Zheng Sun, Bangan Liu, Wenqian Wang, Yuang Xiong, Junjun Qiu, Waleed Madany, Yi Zhang, Ashbir Aviat Fadila, Atsushi Shirane, Kenichi Okada

Digest of Technical Papers - IEEE International Solid-State Circuits Conference   192 - 194   2024

A VCO With Robust Implicit Common-Mode Resonance Against Nonideal Decoupling Network Reviewed International journal

Dingxin Xu, Zheng Sun, Yuang Xiong, Yuncheng Zhang, Hongye Huang, Zezheng Liu, Ashbir Aviat Fadila, Atsushi Shirane, Kenichi Okada

IEEE Solid-State Circuits Letters   7   171 - 174   2024

A D-Band Wideband Single-Ended Neutralized Upconversion Mixer With Controlled LO Feedthrough in 65-nm CMOS Reviewed International journal

Chun Wang, Chenxin Liu, Hans Herdian, Abanob Shehata, Jill Mayeda, Kazuaki Kunihiro, Hiroyuki Sakai, Atsushi Shirane, Kenichi Okada

IEEE Solid-State Circuits Letters   7   167 - 170   2024

A 256-Element Phased-Array Relay Transceiver for 5G Network Using 24-GHz Wireless Power Transfer With Discrete ICs Reviewed International journal

Michihiro Ide, Keito Yuasa, Sena Kato, Takashi Tomura, Kenichi Okada, Atsushi Shirane

IEEE Microwave and Wireless Technology Letters   34 ( 6 )   793 - 796   2024

24.3 A 236-to-266GHz 4-Element Amplifier-Last Phased-Array Transmitter in 65nm CMOS Reviewed International journal

Chun Wang, Hans Herdian, Wenbin Zheng, Chenxin Liu, Jill Mayeda, Yuxuan Liu, Olivia Angel Yong, Wenqian Wang, Yuncheng Zhang, Carrel Da Gomez, Abanob Shehata, Sena Kato, Ibrahim Abdo, Teruo Jyo, Hiroshi Hamada, Hiroyuki Takahashi, Hiroyuki Sakai, Atsushi Shirane, Kenichi Okada

Digest of Technical Papers - IEEE International Solid-State Circuits Conference   416 - 418   2024

A Fully Synthesizable Fractional-N MDLL with Energy-Efficient Ring-Oscillator-Based DTC of Large Tuning Range Reviewed International journal

Hongye Huang, Bangan Liu, Zezheng Liu, Dingxin Xu, Yuncheng Zhang, Waleed Madany, Junjun Qiu, Zheng Sun, Ashbir Aviat Fadila, Jian Pang, Zheng Li, Dongwon You, Atsushi Shirane, Kenichi Okada

IEEE Solid-State Circuits Letters   7   54 - 57   2024

Millimeter-Wave Transceiver Utilizing On-Chip Butler Matrix for Simultaneous 5G Relay Communication and Wireless Power Transfer. Reviewed

Keito Yuasa, Michihiro Ide, Sena Kato, Kenichi Okada 0001, Atsushi Shirane

IEICE Transactions on Electronics   107 ( 10 )   408 - 415   2024

300-GHz-Band InP HBT Power Amplifier and InP-CMOS Hybrid Phased-Array Transmitter. Reviewed International journal

Teruo Jyo, Ibrahim Abdo, Hiroshi Hamada, Munehiko Nagatani, Adam Pander, Hitoshi Wakita, Miwa Mutoh, Yuta Shiratori, Daisuke Kitayama, Carrel da Gomez, Chun Wang, Kota Hatano, Chenxin Liu, Ashbir Aviat Fadila, Jian Pang, Atsushi Shirane, Kenichi Okada 0001, Hiroyuki Takahashi

IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium(BCICTS)   166 - 172   2024

A synthesizable spread spectrum clock generator based on type-II/III fractional-N DPLL. Reviewed

Waleed Madany, Hongye Huang, Bangan Liu, Ashbir Aviat Fadila, Zezheng Liu, Wenqian Wang, Junjun Qiu, Jill C. Mayeda, Atsushi Shirane, Kenichi Okada 0001

IEICE Electronic Express   21 ( 22 )   20240500 - 20240500   2024

A 28GHz 4-Stream Time-Division MIMO Phased-Array Receiver Utilizing Nyquist-Rate Fast Beam Switching for 5G and Beyond. Reviewed International journal

Yi Zhang 0092, Minzhe Tang, Jian Pang, Zheng Li 0021, Dongfan Xu, Dingxin Xu, Yuncheng Zhang, Kazuaki Kunihiro, Hiroyuki Sakai 0009, Atsushi Shirane, Kenichi Okada 0001

IEEE Symposium on VLSI Technology and Circuits 2024   1 - 2   2024

A Sub-THz Full-Duplex Phased-Array Transceiver With Self-Interference Cancellation and LO Feedthrough Suppression. Reviewed International journal

Chun Wang, Ibrahim Abdo, Chenxin Liu, Carrel da Gomez, Jill C. Mayeda, Hans Herdian, Wenqian Wang, Xi Fu, Dongwon You, Abanob Shehata, Sunghwan Park, Yun Wang 0008, Jian Pang, Hiroyuki Sakai 0009, Atsushi Shirane, Kenichi Okada 0001

IEEE Journal of Solid-State Circuits   59 ( 4 )   978 - 992   2024

A 24-71-GHz Tri-Mode Mixer Using Harmonic Selection for Multi-Band 5G NR. Reviewed International journal

Dongfan Xu, Minzhe Tang, Yi Zhang 0092, Zheng Li 0021, Atsushi Shirane, Kenichi Okada 0001

IEEE International Symposium on Circuits and Systems(ISCAS)   1 - 4   2024

A 28GHz 5G NR Wirelessly Powered Relay Transceiver Using Rectifier-Type 4th-Order Sub-Harmonic Mixer. Reviewed International journal

Sena Kato, Shu Date, Tao Ruoxin, Yasuto Narukiyo, Hiroki Hayashi, Keito Yuasa, Michihiro Ide, Takashi Tomura, Kenichi Okada 0001, Atsushi Shirane

IEEE Symposium on VLSI Technology and Circuits 2024   1 - 2   2024

35-60GHz Switchless IF Bi-Directional Amplifier Using 65nm CMOS for 300GHz-Band Transceivers. Reviewed International journal

Abanob Shehata, Hans Herdian, Chun Wang, Chenxin Liu, Kazuaki Kunihiro, Hiroyuki Sakai 0009, Atsushi Shirane, Kenichi Okada 0001

A-SSCC   1 - 3   2024

A Low-Power 256-Element Ka-Band CMOS Phased-Array Receiver with On-Chip Distributed Radiation Sensors for Small Satellite Constellations Reviewed International journal

Xi Fu, Dongwon You, Xiaolin Wang, Yun Wang, Carolyn Jill Mayeda, Yuan Gao, Michihiro Ide, Yuncheng Zhang, Jun Sakamaki, Ashibir Aviat Fadila, Zheng Li, Jumpei Sudo, Makoto Higaki, Soichiro Inoue, Takashi Eishima, Takashi Tomura, Jian Pang, Hiroyuki Sakai, Kenichi Okada, Atsushi Shirane

IEEE Journal of Solid-State Circuits   58 ( 12 )   3380 - 3395   2023.12

A 41-GHz 19.4-dBm Psat CMOS Doherty power amplifier for 5G NR applications Reviewed

Zheng Li, Zixin Chen, Qiaoyu Wang, Junqing Liu, Jian Pang, Atsushi Shirane, Kenichi Okada

IEICE Electronics Express   20 ( 5 )   1 - 6   2023.3

Space demonstration of two-layer pop-up origami deployable membrane reflectarray antenna by 3U CubeSat OrigamiSat-2

Nakayama, Gen, Moritani, Motoki, Tomura, Takashi, Sakamoto, Hiraku, Koike, Shuhei, Oshino, Taichi, Mitsumoto, Yoshiki, Nagai, Kazuki, Kanamaru, Sora, Sato, Takumi, others

2023

A Ka-band 64-element deployable active phased-array TX on a flexible hetero segmented liquid crystal polymer for small satellites

You, Dongwon, Xi, Fu, Herdian, Hans, Wang, Xiaolin, Narukiyo, Yasuto, Fadila, Ashbir Aviat, Lee, Hojun, Ide, Michihiro, Kato, Sena, Li, Zheng, others

IEEE Microwave and Wireless Technology Letters   33 ( 6 )   903 - 906   2023

300-ghz-band four-element cmos-inp hybrid phased-array transmitter with 36circ steering range

Abdo, Ibrahim, Jyo, Teruo, Pander, Adam, Wakita, Hitoshi, Shiratori, Yuta, Muto, Miwa, Hamada, Hiroshi, Nagatani, Munehiko, da Gomez, Carrel, Wang, Chun, others

IEEE Microwave and Wireless Technology Letters   33 ( 6 )   887 - 890   2023

A 24-49-GHz CMOS Area-Efficient Phase-Invariant Mixed-Type Attenuator With Capacitive Compensation for 5G New Radio Reviewed International journal

Zheng Li, Peng Luo, Jian Pang, Qiaoyu Wang, Atsushi Shirane, Kenichi Okada

European Solid-State Circuits Conference   2023-September   449 - 452   2023

A Ka-Band Deployable Active Phased Array Transmitter Fabricated on 4-Layer Liquid Crystal Polymer Substrate for Small-Satellite Mount Reviewed International journal

Dongwon You, Xiaolin Wang, Hans Herdian, Xi Fu, Hojun Lee, Michihiro Ide, Carrel Da Gomez, Zheng Li, Jill Mayeda, Daisuke Awaji, Jian Pang, Hiraku Sakamoto, Kenichi Okada, Atsushi Shirane

IEEE Access   11   69522 - 69535   2023

A Compact 28 GHz Bi-Directional Power-Combined Antenna Interface in WLCSP for 5G and B5G Transceivers Reviewed International journal

Jian Pang, Zheng Li, Yi Zhang, Minzhe Tang, Minghao Fan, Atsushi Shirane, Kenichi Okada

IEEE Solid-State Circuits Letters   6   149 - 152   2023

A 39-GHz CMOS Bidirectional Doherty Phased-Array Beamformer Using Shared-LUT DPD With Inter-Element Mismatch Compensation Technique for 5G Base Station Reviewed International journal

Zheng Li, Jian Pang, Yi Zhang, Yudai Yamazaki, Qiaoyu Wang, Peng Luo, Weichu Chen, Yijing Liao, Minzhe Tang, Yun Wang, Xi Fu, Dongwon You, Naoki Oshima, Shinichi Hori, Jeehoon Park, Kazuaki Kunihiro, Atsushi Shirane, Kenichi Okada

IEEE Journal of Solid-State Circuits   58 ( 4 )   901 - 914   2023

A Fully Synthesizable DPLL with Background Gain Mismatch Calibrated Feedforward Phase Noise Cancellation Path Reviewed International journal

Waleed Madany, Yuncheng Zhang, Ashbir Aviat Fadila, Hongye Huang, Junjun Qiu, Atsushi Shirane, Kenichi Okada

European Solid-State Circuits Conference   2023-September   265 - 268   2023

A 60-GHz Transformer-Based Power Amplifier Supporting 5G n263-band Applications Reviewed International journal

Junqing Liu, Zheng Li, Minghao Fan, Yilun Chen, Atsushi Shirane, Kenichi Okada

Proceedings of the 2023 International Conference on IC Design and Technology, ICICDT 2023   48 - 51   2023

Millimeter-wave Beamforming IC and Antenna Modules with Bi-directional Transceiver Architecture

Naoki Oshima, Shinichi Hori, Jian Pang, Atsushi Shirane, Kenichi Okada, Kazuaki Kunihiro

NEC Technical Journal   17 ( 1 )   47 - 51   2023

A Sub-THz Full-Duplex Phased-Array Transceiver with Self-Interference Cancellation and LO Feedthrough Suppression. Reviewed International journal

Chun Wang, Ibrahim Abdo, Chenxin Liu, Carrel da Gomez, Hans Herdian, Wenqian Wang, Xi Fu, Dongwon You, Abanob Shehata, Sunghwan Park, Yun Wang 0008, Jian Pang, Hiroyuki Sakai 0009, Atsushi Shirane, Kenichi Okada

VLSI Technology and Circuits   1 - 2   2023

A Time-Mode-Modulation Digital Quadrature Power Amplifier Based on 1-bit Delta-Sigma Modulator and Transformer Combined FIR FIlter. Reviewed International journal

Yuncheng Zhang, Zheng Sun, Bangan Liu, Junjun Qiu, Dingxin Xu, Yi Zhang 0092, Xi Fu, Dongwon You, Hongye Huang, Waleed Madany, Ashbir Aviat Fadila, Zezheng Liu, Wenqian Wang, Yuang Xiong, Atsushi Shirane, Kenichi Okada

VLSI Technology and Circuits   1 - 2   2023

A 32kHz-Reference 2.4GHz Fractional-N Nonuniform Oversampling PLL with Gain-Boosted PD and Loop-Gain Calibration Reviewed International journal

Junjun Qiu, Wenqian Wang, Zheng Sun, Bangan Liu, Yuncheng Zhang, Dingxin Xu, Hongye Huang, Ashbir Aviat Fadila, Zezheng Liu, Waleed Madany, Yuang Xiong, Atsushi Shirane, Kenichi Okada

Digest of Technical Papers - IEEE International Solid-State Circuits Conference   2023-February   80 - 82   2023

19.4 A Small-Satellite-Mounted 256-Element Ka-Band CMOS Phased-Array Transmitter Achieving 63.8dBm EIRP Under 26.6W Power Consumption Using Single/Dual Circular Polarization Active Coupler Reviewed International journal

Dongwon You, Xi Fu, Xiaolin Wang, Yuan Gao, Wenqian Wang, Jun Sakamaki, Hans Herdian, Sena Kato, Michihiro Ide, Yuncheng Zhang, Ashbir Aviat Fadila, Zheng Li, Chun Wang, Yun Wang, Jumpei Sudo, Makoto Higaki, Nahoka Kawaguchi, Masaya Nitta, Soichiro Inoue, Takashi Eishima, Takashi Tomura, Jian Pang, Hiroyuki Sakai, Kenichi Okada, Atsushi Shirane

Digest of Technical Papers - IEEE International Solid-State Circuits Conference   2023-February   298 - 300   2023

A 6.5-to-8GHz Cascaded Dual-Fractional-N Digital PLL Achieving -63.7dBc Fractional Spurs with 50MHz Reference Reviewed International journal

Dingxin Xu, Yuncheng Zhang, Hongye Huang, Zheng Sun, Bangan Liu, Ashbir Aviat Fadila, Junjun Qiu, Zezheng Liu, Wenqian Wang, Yuang Xiong, Waleed Madany, Atsushi Shirane, Kenichi Okada

Proceedings of the Custom Integrated Circuits Conference   2023-April ( 3 )   1 - 2   2023

A 2.95mW/element Ka-band CMOS Phased-Array Receiver Utilizing On-Chip Distributed Radiation Sensors in Low-Earth-Orbit Small Satellite Constellation Reviewed International journal

Xi Fu, Dongwon You, Xiaolin Wang, Michihiro Ide, Yuncheng Zhang, Jun Sakamaki, Ashibir Aviat Fadila, Zheng Li, Yun Wang, Jumpei Sudo, Makoto Higaki, Soichiro Inoue, Takashi Eishima, Takashi Tomura, Jian Pang, Hiroyuki Sakai, Kenichi Okada, Atsushi Shirane

Digest of Technical Papers - IEEE International Solid-State Circuits Conference   2023-February   296 - 298   2023

A 37–43.5-GHz Phase and Amplitude Detection Circuit With 0.049<inline-formula> <tex-math notation="LaTeX">$^{\circ}$</tex-math> </inline-formula> and 0.036-dB Accuracy for 5G Phased-Array Calibration Using Transformer-Based Injection-Enhanced ILFD Reviewed International journal

Yudai Yamazaki, Jun Sakamaki, Jian Pang, Joshua Alvin, Zheng Li, Dongwon You, Jill Mayeda, Atsushi Shirane, Kenichi Okada

IEEE Journal of Solid-State Circuits   58 ( 10 )   2851 - 2860   2023

A 28GHz High-Accuracy Phase and Amplitude Detection Circuit for Dual-Polarized Phased-Array Calibration Reviewed

Yudai Yamazaki, Joshua Alvin, Jian Pang, Atsushi Shirane, Kenichi Okada

IEICE Transactions on Electronics   E106.C ( 4 )   149 - 156   2023

Beam Control Free 28GHz 5G Relay Transceiver and 24GHz Wireless Power Receiver Using On-Chip Butler Matrix Reviewed International journal

Keito Yuasa, Michihiro Ide, Sena Kato, Kenichi Okada, Atsushi Shirane

IEEE MTT-S International Microwave Symposium Digest   2023-June   199 - 202   2023

A 19-34-GHz Bridged-T Phase Shifter With High-Pass Phase Compensation Achieving 3.9° RMS Phase Error for 5G NR Reviewed International journal

Yijing Liao, Minzhe Tang, Jian Pang, Atsushi Shirane, Kenichi Okada

IEEE Solid-State Circuits Letters   6   233 - 236   2023

A Dual-Mode Bi-Directional CMOS Mixer Using Push-Push Doubler for 300GHz-Band Transceivers Reviewed International journal

Chenxin Liu, Ibrahim Abdo, Chun Wang, Hiroyuki Sakai, Atsushi Shirane, Kenichi Okada

European Solid-State Circuits Conference   2023-September   69 - 72   2023

A Power-Efficient CMOS Multi-Band Phased-Array Receiver Covering 24-71-GHz Utilizing Harmonic-Selection Technique With 36-dB Inter-Band Blocker Tolerance for 5G NR Reviewed International journal

Yi Zhang, Jian Pang, Zheng Li, Minzhe Tang, Yijing Liao, Ashbir Aviat Fadila, Atsushi Shirane, Kenichi Okada

IEEE Journal of Solid-State Circuits   57 ( 12 )   3617 - 3630   2022.12

Interdisciplinary Development of Spaceborne Phased-Array Transceiver on Deployable Membrane Structures

Shirane, Atsushi, Takeda, Shinji, Takahashi, Yuta, You, Dongwon, Moritani, Motoki, Saito, Yunosuke, Koike, Shuhei, Hagiwara, Haruki

2022

Invited Talk: A Power-Efficient Harmonic-Selection Phased-Array Receiver Supporting 24.25-71GHz Operation With 36dB Inter-Band Blocker Rejection

Jian, PANG, ZHANG, Yi, Zheng, LI, Minzhe, TANG, Yijing, LIAO, FADILA, Ashbir Aviat, SHIRANE, Atsushi, OKADA, Kenichi

映像情報メディア学会技術報告= ITE technical report   46 ( 23 )   87 - 91   2022

A 28.16-Gb/s Area-Efficient 60-GHz CMOS Bi-Directional Transceiver for IEEE 802.11 ay

Pang, Jian, Tokgoz, Korkut Kaan, Maki, Shotaro, Li, Zheng, Luo, Xueting, Abdo, Ibrahim, Kawai, Seitarou, Liu, Hanli, Sun, Zheng, Liu, Bangan, others

IEICE Technical Report; IEICE Tech. Rep.   121 ( 400 )   54 - 58   2022

A Power-Efficient Harmonic-Selection Phased-Array Receiver Supporting 24.25-71GHz Operation With 36dB Inter-Band Blocker Rejection

Pang, Jian, Zhang, Yi, Li, Zheng, Tang, Minzhe, Liao, Yijing, Fadila, Ashbir Aviat, Shirane, Atsushi, Okada, Kenichi

IEICE Technical Report; IEICE Tech. Rep.   122 ( 149 )   68 - 72   2022

A 1-Bit-DSM-Based Digital Polar Power Amplifier Supporting 1024-QAM Reviewed International journal

Zhang, Y., Liu, B., Qiu, J., Shirane, A., Okada, K.

IEEE Solid-State Circuits Letters   5   130 - 133   2022

A 28GHz Area-Efficient CMOS Vector-Summing Phase Shifter Utilizing Phase-Inverting Type-I Poly-Phase Filter for 5G New Radio Reviewed International journal

Minzhe Tang, Yi Zhang, Jian Pang, Atsushi Shirane, Kenichi Okada

ESSCIRC 2022 - IEEE 48th European Solid State Circuits Conference, Proceedings   333 - 336   2022

A 28-GHz Fully-Passive Retro-Reflective Phased-Array Backscattering Transceiver for 5G Network with 24-GHz Beam-Steered Wireless Power Transfer Reviewed International journal

Michihiro Ide, Yuasa Keito, Kato Sena, Dongwon You, Ashbir Aviat Fadila, Jian Pang, Atsushi Shirane, Kenichi Okada

Digest of Technical Papers - Symposium on VLSI Technology   2022-June   96 - 97   2022

A 220-294 GHz Power Amplifier with 10-dBm P<inf>sat</inf>and 2.2% PAE in 250-nm InP DHBT Reviewed International journal

Teruo Jyo, Hiroshi Hamada, Munehiko Nagatani, Hitoshi Wakita, Ibrahim Abdo, Miwa Mutoh, Yuta Shiratori, Kenichi Okada, Atsushi Shirane, Hiroyuki Takahashi

2022 IEEE BiCMOS and Compound Semiconductor Integrated Circuits and Technology Symposium, BCICTS 2022   152 - 155   2022

A Ka-Band Dual Circularly Polarized CMOS Transmitter with Adaptive Scan Impedance Tuner and Active XPD Calibration Technique for Satellite Terminal Reviewed International journal

Dongwon You, Yun Wang, Xi Fu, Hans Herdian, Xiaolin Wang, Ashbir Fadila, Hojun Lee, Michihiro Ide, Sena Kato, Zheng Li, Jian Pang, Atsushi Shirane, Kenichi Okada

Digest of Papers - IEEE Radio Frequency Integrated Circuits Symposium   2022-June   15 - 18   2022

A 39-GHz CMOS Bi-Directional Doherty Phased-Array Beamformer Using Shared-LUT DPD with Inter-Element Mismatch Compensation Technique for 5G Base-Station Reviewed International journal

Zheng Li, Jian Pang, Yi Zhang, Yudai Yamazaki, Qiaoyu Wang, Peng Luo, Weichu Chen, Yijing Liao, Minzhe Tang, Zhengyan Guo, Yun Wang, Xi Fu, Dongwon You, Naoki Oshima, Shinichi Hori, Kazuaki Kunihiro, Atsushi Shirane, Kenichi Okada

Digest of Technical Papers - Symposium on VLSI Technology   2022-June   98 - 99   2022

A 300-GHz Band Chip-to-Waveguide Transition on Proton-Irradiated Standard 65nm CMOS Si Substrate for Flip-Chip Packaging Implementation Reviewed International journal

Hans Herdian, Takeshi Inoue, Masatsugu Sogabe, Atsushi Shirane, Kenichi Okada

IEEE MTT-S International Microwave Symposium Digest   2022-June   673 - 675   2022

A Flexible Implementation of Ka-Band Active Phased Array for Satellite Communication Reviewed International journal

Xiaolin Wang, Dongwon You, Xi Fu, Hojun Lee, Zheng Li, Daisuke Awaji, Jian Pang, Atsushi Shirane, Hiraku Sakamoto, Kenichi Okada

IEEE MTT-S International Microwave Symposium Digest   2022-June   753 - 756   2022

A Compact and High-Resolution CMOS Switch-Type Phase Shifter Achieving 0.4-dB RMS Gain Error for 5G n260 Band. Reviewed

Jian Pang, Xueting Luo, Zheng Li, Atsushi Shirane, Kenichi Okada

IEICE Trans. Electron.   105-C ( 3 )   102 - 109   2022

Performance Evaluation of Classification and Verification with Quadrant IQ Transition Image. Reviewed

Hiro Tamura, Kiyoshi Yanagisawa, Atsushi Shirane, Kenichi Okada

IEICE Trans. Commun.   105-B ( 5 )   580 - 587   2022

RF and Optical Hybrid LEO Communication System for Non-Terrestrial Network Reviewed International journal

Takashi Eishima, Soichiro Inoue, Akihiro Yonemoto, Jumpei Sudo, Takayuki Hosonuma, Shinichi Nakasuka, Atsushi Shirane, Takashi Tomura, Kenichi Okada, Kosuke Kiyohara

2022 IEEE International Conference on Space Optical Systems and Applications, ICSOS 2022   93 - 99   2022

A Low-power Digital Baseband Circuit for GMSK Demodulation in Sub-GHz Application Reviewed

Qiu Junjun, Liu Bangan, Zhang Yuncheng, Shirane Atsushi, Okada Kenichi

IEICE Electronics Express   advpub ( 12 )   20220201 - 20220201   2022

A Power-Efficient 24-to-71 GHz CMOS Phased-Array Receiver Utilizing Harmonic-Selection Technique Supporting 36dB Inter-Band Blocker Rejection for 5G NR. Reviewed International journal

Jian Pang, Yi Zhang 0092, Zheng Li, Minzhe Tang, Yijing Liao, Ashbir Aviat Fadila, Atsushi Shirane, Kenichi Okada

ISSCC   2022-February   434 - 436   2022

A CMOS 24-30 GHz Low-Phase-Variation Variable Gain Amplifier Design for 5G New Radio Reviewed International journal

Junjun Qiu, Jian Pang, Bangan Liu, Xueting Luo, Yun Wang, Yuncheng Zhang, Atsushi Shirane, Kenichi Okada

IEEE Solid-State Circuits Letters   5   146 - 149   2022

A 28-GHz Phased-Array Relay Transceiver for 5G Network Using Vector-Summing Backscatter With 24-GHz Wireless Power and LO Transfer. Reviewed International journal

Michihiro Ide, Atsushi Shirane, Kiyoshi Yanagisawa, Dongwon You, Jian Pang, Kenichi Okada

IEEE J. Solid State Circuits   57 ( 4 )   1211 - 1223   2022

A 3.4mW/element Radiation-Hardened Ka-Band CMOS Phased-Array Receiver Utilizing Magnetic-Tuning Phase Shifter for Small Satellite Constellation. Reviewed International journal

Xi Fu, Yun Wang 0008, Dongwon You, Xiaolin Wang, Ashbir Aviat Fadila, Yi Zhang 0092, Sena Kato, Chun Wang, Zheng Li, Jian Pang, Atsushi Shirane, Kenichi Okada

ISSCC   2022-February   90 - 92   2022

F-band Frequency Multipliers with Fundamental and Harmonic Rejection for Improved Conversion Gain and Output Power. Reviewed

Ibrahim Abdo, Korkut Kaan Tokgoz, Atsushi Shirane, Kenichi Okada

IEICE Trans. Electron.   105-C ( 3 )   118 - 125   2022

A Ka-Band SATCOM Transceiver in 65-nm CMOS With High-Linearity TX and Dual-Channel Wide-Dynamic-Range RX for Terrestrial Terminal. Reviewed International journal

Yun Wang 0008, Dongwon You, Xi Fu, Takeshi Nakamura, Ashbir Aviat Fadila, Teruki Someya, Atsuhiro Kawaguchi, Junjun Qiu, Jian Pang, Kiyoshi Yanagisawa, Bangan Liu, Yuncheng Zhang, Haosheng Zhang, Rui Wu 0001, Shunichiro Masaki, Daisuke Yamazaki, Atsushi Shirane, Kenichi Okada

IEEE J. Solid State Circuits   57 ( 2 )   356 - 370   2022

A 0.37mm² Fully-Integrated Wide Dynamic Range Sub-GHz Receiver Front-end without Off-chip Matching Components Reviewed

ZHANG Yuncheng, LIU Bangan, SOMEYA Teruki, WU Rui, QIU Junjun, SHIRANE Atsushi, OKADA Kenichi

IEICE Transactions on Electronics   advpub ( 7 )   334 - 342   2022

An 8.5-dB Insertion Loss and 0.8° RMS Phase Error Ka-Band CMOS Hybrid Phase Shifter Featuring Nonuniform Matching for Satellite Communication Reviewed

FU Xi, WANG Yun, WANG Xiaolin, GU Xiaofan, LUO Xueting, LI Zheng, PANG Jian, SHIRANE Atsushi, OKADA Kenichi

IEICE Transactions on Electronics   advpub ( 10 )   552 - 560   2022

A 1.8-67GHz Divide-by-4 ILFD Using Area-Efficient Transformer-Based Injection-Enhancing Technique Reviewed International journal

Yudai Yamazaki, Jian Pang, Atsushi Shirane, Kenichi Okada

ESSCIRC 2022 - IEEE 48th European Solid State Circuits Conference, Proceedings   393 - 396   2022

A CMOS Full-Wave Switching Rectifier with Frequency Up-Down Conversion for 5G NR Wirelessly-Powered Relay Transceivers Reviewed International journal

Sena Kato, Keito Yuasa, Michihiro Ide, Atsushi Shirane, Kenichi Okada

ESSCIRC 2022 - IEEE 48th European Solid State Circuits Conference, Proceedings   345 - 348   2022

Millimeter-Wave CMOS Phased-Array Transceivers for 5G and beyond

Kenichi Okada, Jian Pang, Atsushi Shirane, Zheng Li, Yi Zhang, Naoki Oshima, Shinichi Hori, Kazuaki Kunihiro

IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC   2022-September ( 8 )   2022

A 41-GHz 19.4-dBm P<inf>SAT</inf>CMOS Doherty Power Amplifier for 5G NR Applications Reviewed International journal

Zheng Li, Zixin Chen, Qiaoyu Wang, Jian Pang, Atsushi Shirane, Kenichi Okada

Proceedings of 2022 IEEE International Conference on Integrated Circuits, Technologies and Applications, ICTA 2022   32 - 33   2022

A Low-Profile, Scalable 28-GHz Phased Array Antenna in Fan-Out Wafer-Level Package for 5G Communication Reviewed International journal

Naoki Oshima, Shinichi Hori, Jian Pang, Atsushi Shirane, Kenichi Okada, Kazuaki Kunihiro

Asia-Pacific Microwave Conference Proceedings, APMC   2022-November   359 - 361   2022

A 37-39GHz Phase and Amplitude Detection Circuit with 0.060 degree and 0.043dB RMS Errors for the Calibration of 5GNR Phased-Array Beamforming

Yudai Yamazaki, Jun Sakamaki, Jian Pang, Joshua Alvin, Zheng Li, Atsushi Shirane, Kenichi Okada

2022 IEEE Asian Solid-State Circuits Conference, A-SSCC 2022 - Proceedings   2022   2022

A Bi-Directional 300-GHz-Band Phased-Array Transceiver in 65-nm CMOS With Outphasing Transmitting Mode and LO Emission Cancellation Reviewed International journal

Abdo, I., da Gomez, C., Wang, C., Hatano, K., Li, Q., Liu, C., Yanagisawa, K., Fadila, A.A., Fujimura, T., Miura, T., Tokgoz, K.K., Pang, J., Hamada, H., Nosaka, H., Shirane, A., Okada, K.

IEEE Journal of Solid-State Circuits   57 ( 8 )   2292 - 2308   2022

300GHz-Band CMOS Bi-Directional Transceiver for 6G Phased-Array Applications Reviewed International journal

Ibrahim Abdo, Atsushi Shirane, Kenichi Okada

GSMM 2022 - 14th Global Symposium on Millimeter-Waves and Terahertz   215 - 216   2022

A CMOS SPDT RF Switch with 68 dB Isolation and 1.0 dB Loss Feathering Switched Resonance Network for MIMO Applications Reviewed

Xi Fu, Yun Wang, Zheng Li, Atsushi Shirane, Kenichi Okada

IEICE Transactions on Electronics   E104.C ( 7 )   280 - 288   2021.7

A Low-Jitter Injection-Locked Clock Multiplier Using 97-uW Transformer-Based VCO with 18-kHz Flicker Noise Corner Reviewed

Zheng Sun, Hanli Liu, Dingxin Xu, Hongye Huang, Bangan Liu, Zheng Li, Jian Pang, Teruki Someya, Atsushi Shirane, Kenichi Okada

IEICE Transactions on Electronics   E104.C ( 7 )   289 - 299   2021.7

A Ka-Band 16-Element Deployable Active Phased Array Transmitter for Satellite Communication Reviewed International journal

Dongwon You, Yuta Takahashi, Shinji Takeda, Motoki Moritani, Haruki Hagiwara, Shuhei Koike, Hojun Lee, Yun Wang, Zheng Li, Jian Pang, Atsushi Shirane, Hiraku Sakamoto, Kenichi Okada

IEEE MTT-S International Microwave Symposium Digest   2021-June   799 - 802   2021.6

22.2 A 300GHz-Band Phased-Array Transceiver Using Bi-Directional Outphasing and Hartley Architecture in 65nm CMOS Reviewed International journal

Ibrahim Abdo, Carrel Da Gomez, Chun Wang, Kota Hatano, Qi Li, Chenxin Liu, Kiyoshi Yanagisawa, Ashbir Aviat Fadila, Jian Pang, Hiroshi Hamada, Hideyuki Nosaka, Atsushi Shirane, Kenichi Okada

Digest of Technical Papers - IEEE International Solid-State Circuits Conference   64   316 - 318   2021.2

32.7 A 32kHz-Reference 2.4GHz Fractional-N Oversampling PLL with 200kHz Loop Bandwidth Reviewed International journal

Junjun Qiu, Zheng Sun, Bangan Liu, Wenqian Wang, Dingxin Xu, Hans Herdian, Hongye Huang, Yuncheng Zhang, Yun Wang, Atsushi Shirane, Kenichi Okada

Digest of Technical Papers - IEEE International Solid-State Circuits Conference   64   454 - 456   2021.2

A High Accuracy Phase and Amplitude Detection Circuit for Calibration of 28GHz Phased Array Beamformer System Reviewed International journal

Joshua Alvin, Jian Pang, Atsushi Shirane, Kenichi Okada

Proceedings of the Asia and South Pacific Design Automation Conference, ASP-DAC   93 - 94   2021.1

A 0.41W 34Gb/s 300GHz CMOS Wireless Transceiver Reviewed International journal

Ibrahim Abdo, Takuya Fujimura, Tsuyoshi Miura, Korkut K. Tokgoz, Atsushi Shirane, Kenichi Okada

Proceedings of the Asia and South Pacific Design Automation Conference, ASP-DAC   43 - 48   2021.1

A DSM-based Polar Transmitter with 23.8% System Efficiency Reviewed International journal

Yuncheng Zhang, Bangan Liu, Xiaofan Gu, Chun Wang, Atsushi Shirane, Kenichi Okada

Proceedings of the Asia and South Pacific Design Automation Conference, ASP-DAC   291 - 296   2021.1

28GHz Phase Shifter with Temperature Compensation for 5G NR Phased-array Transceiver Reviewed International journal

Yi Zhang, Jian Pang, Kiyoshi Yanagizawa, Atsushi Shirane, Kenichi Okada

Proceedings of the Asia and South Pacific Design Automation Conference, ASP-DAC   847 - 852   2021.1

Ultra-lightweight deployable antenna membrane technology for future non-terrestrial 6G network and earth observation

Shirane, Atsushi, Tomura, Takashi, Sakamoto, Hiraku, Okada, Kenichi

2021

Development of a multifunctional lightweight membrane with a high specific power generation capacity

Kusumoto, Tetsuya, Matsushita, Masanori, Takao, Yuki, Sugihara, Ahmed Kiyoshi, Mori, Osamu, Sato, Yasutaka, Miyazaki, Yasuyuki, Okuizumi, Nobukatsu, Kawasaki, Shigeo, Watanabe, Akihito, others

2021

Dual-Layer Proton Irradiation for Creating Thermally-Stable High-Resistivity Region in Si CMOS Substrate. Reviewed International journal

Hans Herdian, Takeshi Inoue, Takuichi Hirano, Masatsugu Sogabe, Atsushi Shirane, Kenichi Okada

ESSDERC   2021-September   191 - 194   2021

A CMOS Dual-Polarized Phased-Array Beamformer Utilizing Cross-Polarization Leakage Cancellation for 5G MIMO Systems Reviewed International journal

Jian Pang, Zheng Li, Xueting Luo, Joshua Alvin, Rattanan Saengchan, Ashbir Aviat Fadila, Kiyoshi Yanagisawa, Yi Zhang, Zixin Chen, Zhongliang Huang, Xiaofan Gu, Rui Wu, Yun Wang, Dongwon You, Bangan Liu, Zheng Sun, Yuncheng Zhang, Hongye Huang, Naoki Oshima, Keiichi Motoi, Shinichi Hori, Kazuaki Kunihiro, Tomoya Kaneko, Atsushi Shirane, Kenichi Okada

IEEE Journal of Solid-State Circuits   56 ( 4 )   1310 - 1326   2021

64QAM wireless link with 300GHz InP-CMOS hybrid transceiver Reviewed

Ibrahim Abdo, Hiroshi Hamada, Hideyuki Nosaka, Atsushi Shirane, Kenichi Okada

IEICE Electronics Express   18 ( 17 )   20210314 - 20210314   2021

A Fully Synthesizable Fractional-N MDLL with Zero-Order Interpolation-Based DTC Nonlinearity Calibration and Two-Step Hybrid Phase Offset Calibration Reviewed International journal

Bangan Liu, Yuncheng Zhang, Junjun Qiu, Huy Cu Ngo, Wei Deng, Kengo Nakata, Toru Yoshioka, Jun Emmei, Jian Pang, Aravind Tharayil Narayanan, Haosheng Zhang, Teruki Someya, Atsushi Shirane, Kenichi Okada

IEEE Transactions on Circuits and Systems I: Regular Papers   68 ( 2 )   603 - 616   2021

A 32-kHz-Reference 2.4-GHz Fractional-N Oversampling PLL With 200-kHz Loop Bandwidth. Reviewed International journal

Junjun Qiu, Zheng Sun, Bangan Liu, Wenqian Wang, Dingxin Xu, Hans Herdian, Hongye Huang, Yuncheng Zhang, Yun Wang 0008, Jian Pang, Hanli Liu, Masaya Miyahara, Atsushi Shirane, Kenichi Okada

IEEE Journal of Solid-State Circuits   56 ( 12 )   3741 - 3755   2021

300GHz Band On-Chip Vivaldi Antenna on Dual-Layer Proton Irradiated CMOS Si Substrate Reviewed International journal

Hans Herdian, Takeshi Inoue, Takuichi Hirano, Masatsugu Sogabe, Atsushi Shirane, Kenichi Okada

Asia-Pacific Microwave Conference Proceedings, APMC   2021-November   440 - 442   2021

A 28GHz Bi-direction Transceiver with Temperature Compensation Reviewed International journal

Yi Zhang, Jian Pang, Zheng Li, Atsushi Shirane, Kenichi Okada

2021 IEEE International Conference on Integrated Circuits, Technologies and Applications, ICTA 2021   80 - 81   2021

A 39GHz Divide-by-8 LC-Ring ILFD Designed for 5G New Radio n260 Band Reviewed International journal

Yudai Yamazaki, Joshua Alvin, Jian Pang, Atsushi Shirane, Kenichi Okada

2021 IEEE International Conference on Integrated Circuits, Technologies and Applications, ICTA 2021   74 - 75   2021

A 28-GHz Phased-Array Relay Transceiver for 5G Network Using Vector-Summing Backscatter with 24-GHz Wireless Power and LO Transfer. Reviewed International journal

Michihiro Ide, Atsushi Shirane, Kiyoshi Yanagisawa, Dongwon You, Jian Pang, Kenichi Okada

2021 Symposium on VLSI Circuits   2021-June ( 4 )   1 - 2   2021

A Fast-Beam-Switching 28-GHz Phased-Array Transceiver Supporting Cross-Polarization Leakage Self-Cancellation. Reviewed International journal

Jian Pang, Zheng Li, Xueting Luo, Joshua Alvin, Kiyoshi Yanagisawa, Yi Zhang 0092, Zixin Chen, Zhongliang Huang, Xiaofan Gu, Weichu Chen, Yun Wang 0008, Dongwon You, Zheng Sun, Yuncheng Zhang, Hongye Huang, Naoki Oshima, Keiichi Motoi, Shinichi Hori, Kazuaki Kunihiro, Tomoya Kaneko, Atsushi Shirane, Kenichi Okada

2021 Symposium on VLSI Circuits   2021-June   1 - 2   2021

A 0.25 mm2 BLE Transmitter with Direct Antenna Interface and 19% System Efficiency Using Duty-Cycled Edge-Timing Calibration. Reviewed International journal

Zheng Sun, Dingxin Xu, Junjun Qiu, Zezheng Liu, Yuncheng Zhang, Hongye Huang, Hanli Liu, Bangan Liu, Zheng Li, Jian Pang, Atsushi Shirane, Kenichi Okada

47th ESSCIRC 2021 - European Solid State Circuits Conference(ESSCIRC)   499 - 502   2021

A Flexible Element Antenna for Ka-Band Active Phased Array SATCOM Transceiver Reviewed International journal

Dongwon You, Daisuke Awaji, Atsushi Shirane, Hiraku Sakamoto, Kenichi Okada

Asia-Pacific Microwave Conference Proceedings, APMC   2020-December   991 - 993   2020.12

A Compact 37-40GHz CMOS Switch-Type Phase Shifter with Fine-Tuning Stage Achieving 0.4-dB RMS Gain Error Reviewed International journal

Jian Pang, Xueting Luo, Zheng Li, Atsushi Shirane, Kenichi Okada

Proceedings of 2020 IEEE International Conference on Integrated Circuits, Technologies and Applications, ICTA 2020   5 - 6   2020.11

A Cmos ka-band wireless transceiver for future non-Terrestrial 6g networks Reviewed International journal

Atsushi Shirane, Yun Wang, Kenichi Okada

2020 IEEE 15th International Conference on Solid-State and Integrated Circuit Technology, ICSICT 2020 - Proceedings   2020.11

A compact TF-based LC-VCO with ultra-low-power operation and supply pushing reduction for iot applications Reviewed

Zheng Sun, Dingxin Xu, Hongye Huang, Zheng Li, Hanli Liu, Bangan Liu, Jian Pang, Teruki Someya, Atsushi Shirane, Kenichi Okada

IEICE Transactions on Electronics   E103C ( 10 )   505 - 513   2020.10

300-GHz-Band 120-Gb/s Wireless Front-End Based on InP-HEMT PAs and Mixers Reviewed International journal

Hiroshi Hamada, Takuya Tsutsumi, Hideaki Matsuzaki, Takuya Fujimura, Ibrahim Abdo, Atsushi Shirane, Kenichi Okada, Go Itami, Ho Jin Song, Hiroki Sugiyama, Hideyuki Nosaka

IEEE Journal of Solid-State Circuits   55 ( 9 )   2316 - 2335   2020

A 28-GHz CMOS vector-summing phase shifter featuring I/Q imbalance calibration supporting 11.2Gb/s in 256QAM for 5G new radio Reviewed

Jian Pang, Ryo Kubozoe, Zheng Li, Masaru Kawabuchi, Atsushi Shirane, Kenichi Okada

IEICE Transactions on Electronics   E103C ( 2 )   39 - 47   2020

A 300GHz wireless transceiver in 65nm CMOS for IEEE802.15.3d using push-push subharmonic mixer Reviewed International journal

Ibrahim Abdo, Takuya Fujimura, Tsuyoshi Miura, Korkut K. Tokgoz, Hiroshi Hamada, Hideyuki Nosaka, Atsushi Shirane, Kenichi Okada

IEEE MTT-S International Microwave Symposium Digest   2020-August   623 - 626   2020

A 28-GHz CMOS Phased-Array Beamformer Supporting Dual-Polarized MIMO with Cross-Polarization Leakage Cancellation Reviewed International journal

Jian Pang, Zheng Li, Xueting Luo, Joshua Alvin, Rattanan Saengchan, Ashbir Aviat Fadila, Kiyoshi Yanagisawa, Yi Zhang, Zixin Chen, Zhongliang Huang, Xiaofan Gu, Rui Wu, Yun Wang, Dongwon You, Bangan Liu, Zheng Sun, Yucheng Zhang, Hongye Huang, Naoki Oshima, Keiichi Motoi, Shinichi Hori, Kazuaki Kunihiro, Tomoya Kaneko, Atsushi Shirane, Kenichi Okada

IEEE Symposium on VLSI Circuits, Digest of Technical Papers   2020-June   1 - 2   2020

A 68-dB isolation 1.0-dB loss compact CMOS SPDT RF switch utilizing switched resonance network Reviewed International journal

Xi Fu, Yun Wang, Zheng Li, Atsushi Shirane, Kenichi Okada

IEEE MTT-S International Microwave Symposium Digest   2020-August   1315 - 1318   2020

Wireless devices identification with light-weight convolutional neural network operating on quadrant IQ transition image Reviewed International journal

Hiro Tamura, Kiyoshi Yanagisawa, Atsushi Shirane, Kenichi Okada

NEWCAS 2020 - 18th IEEE International New Circuits and Systems Conference, Proceedings   2020   106 - 109   2020

A 29% PAE 1.5Bit-DSM-Based Polar Transmitter with Spur-Mitigated Injection-Locked PLL Reviewed International journal

Yuncheng Zhang, Bangan Liu, Xiaofan Gu, Chun Wang, Kiyoshi Yanagisawa, Junjun Qiu, Yun Wang, Jian Pang, Atsushi Shirane, Kenichi Okada

IEEE Symposium on VLSI Circuits, Digest of Technical Papers   2020-June   1 - 2   2020

A 28.16-Gb/s Area-Efficient 60-GHz CMOS Bidirectional Transceiver for IEEE 802.11ay Reviewed International journal

Jian Pang, Bangan Liu, Makihiko Katsuragi, Kento Kimura, Atsushi Shirane, Kenichi Okada, Korkut Kaan Tokgoz, Shotaro Maki, Zheng Li, Xueting Luo, Ibrahim Abdo, Seitaro Kawai, Hanli Liu, Zheng Sun

IEEE Transactions on Microwave Theory and Techniques   68 ( 1 )   252 - 263   2020

A 39-GHz 64-Element Phased-Array Transceiver with Built-In Phase and Amplitude Calibrations for Large-Array 5G NR in 65-nm CMOS Reviewed International journal

Yun Wang, Rui Wu, Jian Pang, Dongwon You, Ashbir Aviat Fadila, Rattanan Saengchan, Xi Fu, Daiki Matsumoto, Takeshi Nakamura, Ryo Kubozoe, Masaru Kawabuchi, Bangan Liu, Haosheng Zhang, Junjun Qiu, Hanli Liu, Naoki Oshima, Keiichi Motoi, Shinichi Hori, Kazuaki Kunihiro, Tomoya Kaneko, Atsushi Shirane, Kenichi Okada

IEEE Journal of Solid-State Circuits   55 ( 5 )   1249 - 1269   2020

A Fully-Synthesizable Fractional-N Injection-Locked PLL for Digital Clocking with Triangle/Sawtooth Spread-Spectrum Modulation Capability in 5-nm CMOS Reviewed International journal

Bangan Liu, Zheng Li, Xi Fu, Atsushi Shirane, Hitoshi Kurosu, Yoshinori Nakane, Shunichiro Masaki, Kenichi Okada, Yuncheng Zhang, Junjun Qiu, Hongye Huang, Zheng Sun, Dingxin Xu, Haosheng Zhang, Yun Wang, Jian Pang

IEEE Solid-State Circuits Letters   3   34 - 37   2020

Total Ionizing Dose Effects on 28GHz CMOS Bi-Directional Transceiver for 5G Non-Terrestrial Networks Reviewed International journal

Atsuhiro Kawaguchi, Jian Pang, Zheng Li, Kiyoshi Yanagisawa, Atsushi Shirane, Kenichi Okada

2020 20th European Conference on Radiation and Its Effects on Components and Systems, RADECS 2020 - Proceedings   2020

A 28GHz CMOS Differential Bi-Directional Amplifier for 5G NR Reviewed International journal

Zheng Li, Jian Pang, Ryo Kubozoe, Xueting Luo, Rui Wu, Yun Wang, Dongwon You, Ashbir Aviat Fadila, Joshua Alvin, Bangan Liu, Zheng Sun, Hongye Huang, Atsushi Shirane, Kenichi Okada

Proceedings of the Asia and South Pacific Design Automation Conference, ASP-DAC   2020-January   5 - 6   2020

A 0.85mm²BLE Transceiver Using an On-Chip Harmonic-Suppressed RFIO Circuitry with T/R Switch Reviewed International journal

Zheng Sun, Hanli Liu, Hongye Huang, Dexian Tang, DIngxin Xu, Tohru Kaneko, Zheng Li, Jian Pang, Rui Wu, Wei Deng, Atsushi Shirane, Kenichi Okada

IEEE Transactions on Circuits and Systems I: Regular Papers   68 ( 1 )   196 - 209   2020

A 28-GHz CMOS Phased-Array Beamformer Utilizing Neutralized Bi-Directional Technique Supporting Dual-Polarized MIMO for 5G NR Reviewed International journal

Jian Pang, Zheng Li, Ryo Kubozoe, Xueting Luo, Rui Wu, Yun Wang, Dongwon You, Ashbir Aviat Fadila, Rattanan Saengchan, Takeshi Nakamura, Joshua Alvin, Daiki Matsumoto, Bangan Liu, Aravind Tharayil Narayanan, Junjun Qiu, Hanli Liu, Zheng Sun, Hongye Huang, Korkut Kaan Tokgoz, Keiichi Motoi, Naoki Oshima, Shinichi Hori, Kazuaki Kunihiro, Tomoya Kaneko, Atsushi Shirane, Kenichi Okada

IEEE Journal of Solid-State Circuits   55 ( 9 )   2371 - 2386   2020

A CMOS Ka-Band SATCOM Transceiver with ACI-Cancellation Enhanced Dual-Channel Low-NF Wide-Dynamic-Range RX and High-Linearity TX Reviewed International journal

Yun Wang, Dongwon You, Xi Fu, Takeshi Nakamura, Ashbir Aviat Fadila, Teruki Someya, Atsuhiro Kawaguchi, Jian Pang, Kiyoshi Yanagisawa, Bangan Liu, Yuncheng Zhang, Haosheng Zhang, Rui Wu, Atsushi Shirane, Shunichiro Masaki, Daisuke Yamazaki, Kenichi Okada

Digest of Papers - IEEE Radio Frequency Integrated Circuits Symposium   2020-August   355 - 358   2020

A 0.85mm² BLE Transceiver with Embedded T/R Switch, 2.6mW Harmonic Suppressed Transmitter and 2.3mW Hybrid-Loop Receiver (マイクロ波)

Sun, Zheng, Liu, Hanli, Tang, Dexian, Huang, Hongye, Kaneko, Tohru, Wu, Rui, Deng, Wei, Someya, Teruki, Shirane, Atsushi, Okada, Kenichi

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   118 ( 506 )   81 - 85   2019.3

An Energy-Saving Digital-to-Time Converter for Ultra-Low-Power Digital PLLs (集積回路)

Huang, Hongye, Liu, Hanli, Sun, Zheng, Someya, Teruki, Shirane, Atsushi, Okada, Kenichi

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   118 ( 507 )   87 - 91   2019.3

A Low-Power Area Efficient Sub-GHz IoT Receiver without Off-Chip Components (マイクロ波)

Zhang, Yuncheng, Liu, Bangan, Qiu, Junjun, Someya, Teruki, Shirane, Atsushi, Okada, Kenichi

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   118 ( 506 )   77 - 80   2019.3

A Fully-synthesizable Ring Oscillator Based Frequency Synthesizer for Sub-GHz IoT Application (集積回路)

Liu, Bangan, Zhang, Yuncheng, Qiu, Junjun, Someya, Teruki, Shirane, Atsushi, Okada, Kenichi

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   118 ( 507 )   67 - 71   2019.3

16.1 A 265μW Fractional-N Digital PLL with Seamless Automatic Switching Subsampling/Sampling Feedback Path and Duty-Cycled Frequency-Locked Loop in 65nm CMOS Reviewed International journal

Hanli Liu, Zheng Sun, Hongye Huang, Wei Deng, Teerachot Siriburanon, Jian Pang, Yun Wang, Rui Wu, Teruki Someya, Atsushi Shirane, Kenichi Okada

Digest of Technical Papers - IEEE International Solid-State Circuits Conference   2019-February   256 - 258   2019.3

21.1 A 28GHz CMOS Phased-Array Beamformer Utilizing Neutralized Bi-Directional Technique Supporting Dual-Polarized MIMO for 5G NR Reviewed International journal

Jian Pang, Zheng Li, Ryo Kubozoe, Xueting Luo, Rui Wu, Yun Wang, Dongwon You, Ashbir Aviat Fadila, Rattanan Saengchan, Takeshi Nakamura, Joshua Alvin, Daiki Matsumoto, Aravind Tharayil Narayanan, Bangan Liu, Junjun Qiu, Hanli Liu, Zheng Sun, Hongye Huang, Korkut Kaan Tokgoz, Keiichi Motoi, Naoki Oshima, Shinichi Hori, Kazuaki Kunihiro, Tomoya Kaneko, Atsushi Shirane, Kenichi Okada

Digest of Technical Papers - IEEE International Solid-State Circuits Conference   2019-February ( 9 )   344 - 346   2019.3

29.4 Ultra-Low-Power Atomic Clock for Satellite Constellation with 2.2×10^-12 Long-Term Allan Deviation Using Cesium Coherent Population Trapping Reviewed International journal

Haosheng Zhang, Hans Herdian, Aravind Tharayil Narayanan, Atsushi Shirane, Mitsuru Suzuki, Kazuhiro Harasaka, Kazuhiko Adachi, Shinya Yanagimachi, Kenichi Okada

Digest of Technical Papers - IEEE International Solid-State Circuits Conference   2019-February   462 - 464   2019.3

A -194 dBC/Hz FOM VCO with low-supply sensitivity for ultra-low-power atomic clock Reviewed International journal

Haosheng Zhang, Hans Herdian, Aravind Tharayil Narayanan, Bangan Liu, Rui Wu, Atsushi Shirane, Kenichi Okada

Asia-Pacific Microwave Conference Proceedings, APMC   2018-November   788 - 790   2019.1

A 0.4-ps-Jitter -52-dBc-Spur Synthesizable Injection-Locked PLL with Self-Clocked Nonoverlap Update and Slope-Balanced Subsampling BBPD Reviewed International journal

Bangan Liu, Huy Cu Ngo, Kengo Nakata, Wei Deng, Yuncheng Zhang, Junjun Qiu, Toru Yoshioka, Jun Emmei, Jian Pang, Aravind Tharayil Narayanan, Haosheng Zhang, Dongsheng Yang, Hanli Liu, Teruki Someya, Atsushi Shirane, Kenichi Okada

IEEE Solid-State Circuits Letters   2 ( 1 )   5 - 8   2019

An HDL-described Fully-synthesizable Sub-GHz IoT Transceiver with Ring Oscillator based Frequency Synthesizer and Digital Background EVM Calibration Reviewed International journal

Bangan Liu, Yuncheng Zhang, Junjun Qiu, Wei Deng, Zule Xu, Haosheng Zhang, Jian Pang, Yun Wang, Rui Wu, Teruki Someya, Atsushi Shirane, Kenichi Okada

Proceedings of the Custom Integrated Circuits Conference   2019-April   1 - 4   2019

A power-efficient pulse-vco for chip-scale atomic clock Reviewed

Haosheng Zhang, Aravind Tharayil Narayanan, Hans Herdian, Bangan Liu, Rui Wu, Atsushi Shirane, Kenichi Okada

IEICE Transactions on Electronics   E102C ( 4 )   276 - 286   2019

A 265-μW Fractional-N Digital PLL with Seamless Automatic Switching Sub-Sampling/Sampling Feedback Path and Duty-Cycled Frequency-Locked Loop in 65-nm CMOS Reviewed International journal

Hanli Liu, Atsushi Shirane, Kenichi Okada, Zheng Sun, Hongye Huang, Wei Deng, Teerachot Siriburanon, Jian Pang, Yun Wang, Rui Wu, Teruki Someya

IEEE Journal of Solid-State Circuits   54 ( 12 )   3478 - 3492   2019

ULPAC: A Miniaturized Ultralow-Power Atomic Clock Reviewed International journal

Haosheng Zhang, Hans Herdian, Aravind Tharayil Narayanan, Atsushi Shirane, Mitsuru Suzuki, Kazuhiro Harasaka, Kazuhiko Adachi, Shigeyoshi Goka, Shinya Yanagimachi, Kenichi Okada

IEEE Journal of Solid-State Circuits   54 ( 11 )   3135 - 3148   2019

10GHz varactor-less VCO with helium-3 Ion irradiated inductor Reviewed International journal

Hans Herdian, Haosheng Zhang, Aravind Tharayil Narayanan, Atsushi Shirane, Kenichi Okada

Asia-Pacific Microwave Conference Proceedings, APMC   2019-December   63 - 65   2019

A 39GHz 64-Element Phased-Array CMOS Transceiver with Built-in Calibration for Large-Array 5G NR Reviewed International journal

Yun Wang, Rui Wu, Jian Pang, Dongwon You, Ashbir Aviat Fadila, Rattanan Saengchan, Xi Fu, Daiki Matsumoto, Takeshi Nakamura, Ryo Kubozoe, Masaru Kawabuchi, Bangan Liu, Haosheng Zhang, Junjun Qiu, Hanli Liu, Wei Deng, Naoki Oshima, Keiichi Motoi, Shinichi Hori, Kazuaki Kunihiro, Tomoya Kaneko, Atsushi Shirane, Kenichi Okada

Digest of Papers - IEEE Radio Frequency Integrated Circuits Symposium   2019-June   279 - 282   2019

A 78 fs RMS Jitter Injection-Locked Clock Multiplier Using Transformer-Based Ultra-Low-Power VCO Reviewed International journal

Zheng Sun, Hanli Liu, Dingxin Xu, Hongye Huang, Bangan Liu, Zheng Li, Jian Pang, Teruki Someya, Atsushi Shirane

ESSCIRC 2019 - IEEE 45th European Solid State Circuits Conference   101 - 104   2019

A 50.1-Gb/s 60-GHz CMOS Transceiver for IEEE 802.11ay With Calibration of LO Feedthrough and I/Q Imbalance Reviewed International journal

Jian Pang, Shotaro Maki, Seitarou Kawai, Noriaki Nagashima, Yuuki Seo, Masato Dome, Hisashi Kato, Makihiko Katsuragi, Kento Kimura, Satoshi Kondo, Yuki Terashima, Hanli Liu, Teerachot Siriburanon, Aravind Tharayil Narayanan, Nurul Fajri, Tohru Kaneko, Toru Yoshioka, Bangan Liu, Yun Wang, Rui Wu, Ning Li, Korkut Kaan Tokgoz, Masaya Miyahara, Atsushi Shirane, Kenichi Okada

IEEE Journal of Solid-State Circuits   54 ( 5 )   1375 - 1390   2019

0.2mW 70Fs<inf>rms</inf>-Jitter Injection-Locked PLL Using De-Sensitized SSPD-Based Injecting-Time Self-Alignment Achieving -270dB FoM and -66dBc Reference Spur Reviewed International journal

Haosheng Zhang, Aravind Tharayil Narayanan, Hans Herdian, Bangan Liu, Yun Wang, Atsushi Shirane, Kenichi Okada

IEEE Symposium on VLSI Circuits, Digest of Technical Papers   2019-June   C38 - C39   2019

A 300GHz dielectric lens antenna Reviewed International journal

Ibrahim Abdo, Takuya Fujimura, Tsuyoshi Miura, Atsushi Shirane, Kenichi Okada

GSMM 2019 - 12th Global Symposium on Millimeter Waves, Proceeding   17 - 19   2019

A 28-GHz CMOS Phased-Array Transceiver Based on LO Phase-Shifting Architecture With Gain Invariant Phase Tuning for 5G New Radio Reviewed International journal

Jian Pang, Rui Wu, Yun Wang, Masato Dome, Hisashi Kato, Hongye Huang, Aravind Tharayil Narayanan, Hanli Liu, Bangan Liu, Takeshi Nakamura, Takuya Fujimura, Masaru Kawabuchi, Ryo Kubozoe, Tsuyoshi Miura, Daiki Matsumoto, Zheng Li, Naoki Oshima, Keiichi Motoi, Shinichi Hori, Kazuaki Kunihiro, Tomoya Kaneko, Atsushi Shirane, Kenichi Okada

IEEE Journal of Solid-State Circuits   54 ( 5 )   1228 - 1242   2019

A 28.16-Gb/s Area-Efficient 60GHz CMOS Bi-Directional Transceiver for IEEE 802.11ay Reviewed International journal

Jian Pang, Korkut Kaan Tokgoz, Shotaro Maki, Zheng Li, Xueting Luo, Ibrahim Abdo, Seitarou Kawai, Hanli Liu, Bangan Liu, Makihiko Katsuragi, Kento Kimura, Atsushi Shirane, Kenichi Okada

2018 IEEE Asian Solid-State Circuits Conference, A-SSCC 2018 - Proceedings   68 ( 1 )   77 - 78   2018.12

A low voltage 0.8V RF receiver in 28nm CMOS for 5GHz WLAN Reviewed International journal

Atsushi Shirane, Shusuke Kawai, Hiromitsu Aoyama, Rui Ito, Toshiya Mitomo, Hiroyuki Kobayashi, Hiroshi Yoshida, Hideaki Majima, Ryuichi Fujimoto, Hiroshi Tsurumi

ESSCIRC 2017 - 43rd IEEE European Solid State Circuits Conference   328 - 331   2017.11

An ultra-low-power 32QAM RF transmitter Reviewed International journal

Hiroyuki Ito, Atsushi Shirane, Noboru Ishihara, Kazuya Masu

2015 IEEE International Symposium on Radio-Frequency Integration Technology, RFIT 2015 - Proceedings   16 - 18   2016.1

RF-Powered Transceiver with an Energy-and Spectral-Efficient IF-Based Quadrature Backscattering Transmitter Reviewed International journal

Atsushi Shirane, Yiming Fang, Haowei Tan, Taiki Ibe, Hiroyuki Ito, Noboru Ishihara, Kazuya Masu

IEEE Journal of Solid-State Circuits   50 ( 12 )   2975 - 2987   2015.12

A 5.8GHz RF-powered transceiver with a 113μW 32-QAM transmitter employing the IF-based quadrature backscattering technique Reviewed International journal

Atsushi Shirane, Haowei Tan, Yiming Fang, Taiki Ibe, Hiroyuki Ito, Noboru Ishihara, Kazuya Masu

Digest of Technical Papers - IEEE International Solid-State Circuits Conference   58   248 - 249   2015.3

An RF energy harvesting power management circuit for appropriate duty-cycled operation Reviewed

Atsushi Shirane, Hiroyuki Ito, Noboru Ishihara, Kazuya Masu

Japanese Journal of Applied Physics   54 ( 4 )   04DE11 - 04DE11   2015

A 2.3 pJ/bit frequency-stable impulse OOK transmitter powered directly by an RF energy harvesting circuit with -19.5 dBm sensitivity Reviewed International journal

Hiroyuki Ito, Shoichi Masui, Youichi Momiyama, Atsushi Shirane, Motohiro Takayasu, Yoshihiro Yoneda, Taiki Ibe, Taisuke Hamada, Sho Ikeda, Daisuke Yamane, Noboru Ishihara, Kazuya Masu

Digest of Papers - IEEE Radio Frequency Integrated Circuits Symposium   13 - 16   2014

An 8 channel, 20V output CMOS switching driver with 3.3V power supply using triple-well biasing techniques for integrated MEMS device control Reviewed

Motohiro Takayasu, Atsushi Shirane, Sangyeop Lee, Daisuke Yamane, Hiroyuki Ito, Xiaoyu Mi, Hiroaki Inoue, Fumihiko Nakazawa, Satoshi Ueda, Noboru Ishihara, Kazuya Masu

Japanese Journal of Applied Physics   53 ( 4 SPEC. ISSUE )   2014

A multi-band quadrature clock generator with high-pass-filtered pulse injection technique Reviewed International journal

Sang Yeop Lee, Tatsuya Kamimura, Shin Yonezawa, Atsushi Shirane, Sho Ikeda, Hiroyuki Ito, Noboru Ishihara, Kazuya Masu

IEEE Microwave and Wireless Components Letters   23 ( 2 )   96 - 98   2013

A process-scalable RF transmitter using 90nm and 65nm Si CMOS Reviewed International journal

Atsushi Shirane, Hiroyuki Ito, Noboru Ishihara, Kazuya Masu

2013 International Symposium on VLSI Design, Automation, and Test, VLSI-DAT 2013   1 - 4   2013

A process-scalable RF transceiver for short range communication in 90 nm Si CMOS Reviewed International journal

Atsushi Shirane, Mototada Otsuru, Sang Yeop Lee, Shin Yonezawa, Satoru Tanoi, Hiroyuki Ito, Noboru Ishihara, Kazuya Masu

Digest of Papers - IEEE Radio Frequency Integrated Circuits Symposium   455 - 458   2012

Planar solenoidal inductor in radio frequency micro-electro-mechanical systems technology for variable inductor with wide tunable range and high quality factor Reviewed

Atsushi Shirane, Hiroyuki Ito, Noboru Ishihara, Kazuya Masu

Japanese Journal of Applied Physics   51 ( 5 PART 2 )   2012

A 21 V output charge pump circuit with appropriate well-bias supply technique in 0.18 μm Si CMOS Reviewed International journal

Atsushi Shirane, Hiroyuki Ito, Noboru Ishihara, Kazuya Masu

2011 International SoC Design Conference, ISOCC 2011   28 - 31   2011

A study of digitally controllable radio frequency micro electro mechanical systems inductor Reviewed

Atsushi Shirane, Yutaka Mizuochi, Shuhei Amakawa, Noboru Ishihara, Kazuya Masu

Japanese Journal of Applied Physics   50 ( 5 PART 2 )   2011

RF MEMS planar solenoidal inductor with wide tunability Reviewed International journal

Atsushi Shirane, Hiroyuki Ito, Noboru Ishihara, Kazuya Masu

Advanced Metallization Conference (AMC)   102 - 103   2011

Digitally controllable RF MEMS inductor Reviewed International journal

Atsushi Shirane, Yutaka Mizuochi, Shuhei Amakawa, Noboru Ishihara, Kazuya Masu

Advanced Metallization Conference (AMC)   39 - 40   2010

小型衛星搭載向けKa帯フェーズドアレイ無線機

白根篤史

電子情報通信学会技術研究報告(Web)   124 ( 128(SAT2024 14-31) )   2024

無線電力伝送型ミリ波帯5G無線機

白根篤史

電子情報通信学会技術研究報告(Web)   124 ( 4(WPT2024 1-7) )   2024

A 24GHz Rectifier Type Mixer Circuit for Millimeter-wave Band 5G Wireless Power Transfer Device

加藤星凪, 湯浅景斗, 井出倫滉, 岡田健一, 白根篤史

電子情報通信学会大会講演論文集(CD-ROM)   2024   2024

30 Gb/s Data Transmission Using a Sub-THz Phased-Array Transceiver

ABDO Ibrahim, 徐照男, PANDER Adam, 脇田斉, 白鳥悠太, 武藤美和, 濱田裕史, 長谷宗彦, DA GOMEZ Carrel, WANG Chun, 幡野広大, LIU Chenxin, FADILA Ashbir Aviat, PANG Jian, 白根篤史, 岡田健一, 高橋宏行

電子情報通信学会大会講演論文集(CD-ROM)   2024   2024

Differential Cross-Coupled Rectifier for 122GHz Wireless Power Transfer

井出倫滉, 湯浅景斗, 加藤星凪, 伊達脩, 岡田健一, 白根篤史

電子情報通信学会大会講演論文集(CD-ROM)   2024   2024

Deployable Phased-Array Transmitter on a Liquid Crystal Polymer for Small-Satellites

林拓希, YOU Dongwon, FU Xi, HERDIAN Hans, WANG Xiaolin, 成清泰斗, 坂本啓, 岡田健一, 白根篤史

電子情報通信学会大会講演論文集(CD-ROM)   2024   2024

Ka-band Phased-Array Receiver Utilizing On-Chip Distributed Sensors in Low-Earth-Orbit Small Satellite Constellation

成清泰斗, FU Xi, YOU Dongwon, WANG Xiaolin, 酒井啓之, 戸村崇, 國弘和明, 岡田健一, 白根篤史

電子情報通信学会大会講演論文集(CD-ROM)   2024   2024

Low-loss 32-to-1 power combiner for millimeter-wave band wireless power transfer

菊地真之, 加藤星凪, 井出倫滉, 湯浅景斗, 伊達脩, 岡田健一, 白根篤史

電子情報通信学会大会講演論文集(CD-ROM)   2024   2024

Retro-Reflective Backscattering Transceiver for 5G with Wireless Power Transfer

伊達脩, 井出倫滉, 湯浅景斗, 加藤星凪, 岡田健一, 白根篤史

電子情報通信学会大会講演論文集(CD-ROM)   2024   2024

A Low Power Consumption Small-Satellite-Mounted Phased-Array Transmitter Using Circular Polarization Active Coupler

太田健, YOU Dongwon, FU Xi, WANG Xiaolin, GAO Yuan, 戸村崇, 國弘和明, 酒井啓之, 岡田健一, 白根篤史

電子情報通信学会大会講演論文集(CD-ROM)   2024   2024

Beam Control Free 28GHz 5G Relay Transceiver and 24GHz Wireless Power Receiver

湯浅景斗, 井出倫滉, 加藤星那, 岡田健一, 白根篤史

電子情報通信学会大会講演論文集(CD-ROM)   2024   2024

双方向トランシーバアーキテクチャを備えたミリ波ビームフォーミングICとアンテナモジュール技術—オープンネットワーク技術特集 : オープンかつグリーンな社会を支えるネットワーク技術と先進ソリューション ; 5G/Beyond 5Gに向けた無線技術

大島 直樹, 堀 真一, PANG Jian, 白根 篤史, 岡田 健一, 國弘 和明

NEC技報 = NEC technical journal / NECマネジメントパートナー株式会社 編   75 ( 1 )   47 - 51   2023.6

Millimeter-wave and Sub-terahertz Phased-arrays for 5G and 6G

國弘和明, 大島直樹, 丹治康紀, PANG Jian, 白根篤史, 岡田健一

電気学会研究会資料(Web)   2023 ( 19-25 )   1 - 6   2023.3

Development Status of HELIOS-R: Lightweight Membrane Deployment Structure with Power Generation and Antenna Functions

松下将典, 高尾勇輝, 杉原アフマッド清志, 森治, 楠本哲也, 藤田雅大, 中川雄登, 大木春仁, 西村尚, 保田瞬, 渡邊秋人, 堀利行, 伊藤裕明, 佐藤泰貴, 宮崎康行, 奥泉信克, 大月幸穂, 鶴谷柊朔, 中川果帆, 米田大晟, 芝田朋世, 山川真以子, 金丸宙, 森谷元喜, 永井和希, 竹田有希, 坂本啓, 白根篤史, 岡田健一

宇宙科学技術連合講演会講演集(CD-ROM)   67th   2023

Development status of high-capacity Ka-band communication system for small satellite constellations

須藤順平, 桧垣誠, 白倉政志, 井上聡一郎, 岡田健一, 白根篤史, 戸村崇

宇宙科学技術連合講演会講演集(CD-ROM)   67th   2023

無線電力伝送と無線通信双方に同時対応のミリ波帯フェーズドアレイ無線技術

白根篤史

ITUジャーナル(Web)   53 ( 7 )   2023

Measurement Results of a 26-GHz-band Wide-angle Beam-Scanning Dipole-Loaded Patch Array Antenna

戸村崇, 和田武尚, 白根篤史, 岡田健一, 須藤順平, 桧垣誠, 井上聡一郎, 永島隆

電子情報通信学会技術研究報告(Web)   122 ( 441(AP2022 234-251) )   97 - 100   2023

自発的な水害対策を可能にする地球観測超小型衛星群の研究(継続)

戸村崇, 白根篤史, 坂本啓, 瀬戸里枝, 大橋匠

電気通信普及財団研究調査助成報告書(Web)   ( 38 )   2023

Space Demonstration CubeSat OrigamiSat-2 for High Gain Deployable Reflectarray Antenna Technology with Origami Structure

坂本啓, 戸村崇, 森谷元喜, DELBURG Mitchao, 竹田有希, 永井和希, 金丸宙, 中山弦, 押野太一, 佐藤匠, 三本喜貴, 濟藤颯真, 黒川晴希, 木谷洸一, 豊田晃大, SUK So Yeon, 安原光彦, 越智淳伎, 粂颯太, 白根篤史, 岡田健一

宇宙科学技術連合講演会講演集(CD-ROM)   67th   2023

Thermal Control of Space Deployable Phased Array Antenna on Graphite Sheet Structures

竹田有希, MITCHAO Delburg, SUK So Yeon, YOU Dongwon, 白根篤史, 坂本啓

宇宙科学技術連合講演会講演集(CD-ROM)   67th   2 - 2   2023

Development of Ka-Band Phased-Array Transceiver for Small Satellite

白根篤史, 戸村崇, 岡田健一, 須藤順平, 桧垣誠, 白倉政志, 新田真也, 川口菜穂香, 井上聡一郎, 永島隆

宇宙科学技術連合講演会講演集(CD-ROM)   67th   2023

招待講演 超小型衛星搭載に向けた低消費電力かつ高放射線耐性Ka帯無線機—情報センシング

白根 篤史

映像情報メディア学会技術報告 = ITE technical report   46 ( 23 )   93 - 96   2022.8

5G/Beyond 5Gを実現するミリ波フェイズドアレー無線機技術—Millimeter-wave Phased-array Transceiver for 5G and Beyond—小特集 5G/Beyond 5Gを実現する技術 : フロントエンドデバイスから仮想化まで

岡田 健一, パン ジェン, 白根 篤史, 大島 直樹, 國弘 和明

電子情報通信学会誌 = The journal of the Institute of Electronics, Information and Communication Engineers   105 ( 8 )   706 - 712   2022.8

招待講演 ビーム角制御型24GHz無線給電を用いた5G向け再帰反射型フェーズドアレイ無線機—情報センシング

井出 倫滉, 湯浅 景斗, 加藤 星凪, Dongwon You, Ashbir Aviat Fadila, Jian Pang, 白根 篤史, 岡田 健一

映像情報メディア学会技術報告 = ITE technical report   46 ( 23 )   97 - 102   2022.8

Development of RF and Optical hybrid communication systems for small satellite constellation

井上聡一郎, 宮下直己, 永島隆, 清原耕輔, 星宏明, 細沼貴之, 中須賀真一, 野村俊一郎, 平子敬一, 岡田健一, 白根篤史, 戸村崇

宇宙科学技術連合講演会講演集(CD-ROM)   66th   2022

Reflection Suppression of 26-GHz-Band Wide-Angle Beam Steering Patch Array by Dipoles

戸村崇, 白根篤史, 岡田健一, 永島隆, 須藤順平

電子情報通信学会大会講演論文集(CD-ROM)   2022   2022

ビーム角制御型 24GHz 無線給電を用いた 5G 向け再帰反射型フェーズドアレイ無線機

井出, 倫滉, 湯浅, 景斗, 加藤, 星凪, 白根, 岡田健一, others

電子情報通信学会技術研究報告; 信学技報   122 ( 148(SDM2022 33-53) )   2022

Development and Operational Preparation of Lightweight Membrane Deployable Structures with Power Generation and Antenna Functions

渡邊秋人, 酒井良次, 堀利行, 伊藤裕明, 松下将典, 杉原アフマッド清志, 高尾勇輝, 森治, 佐藤泰貴, 宮崎康行, 川崎繁男, 奥泉信克, 坂本啓, 白根篤史, 岡田健一

宇宙科学技術連合講演会講演集(CD-ROM)   66th   2022

A Retro-Reflective Backscatter for Millimeter-Wave 5G Relay Transceiver

井出倫滉, 湯浅景斗, 加藤星凪, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2022   2022

自発的な水害対策を可能にする地球観測超小型衛星群の研究

戸村崇, 白根篤史, 坂本啓, 瀬戸里枝, 大橋匠

電気通信普及財団研究調査助成報告書(Web)   ( 37 )   2022

A Wide-band Divide-by-4 ILFD Using Transformer-Based Injection-Enhancing Technique

山崎雄大, PANG Jian, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2022   2022

超小型衛星搭載に向けた低消費電力かつ高放射線耐性Ka帯無線機

白根篤史

電子情報通信学会技術研究報告(Web)   122 ( 148(SDM2022 33-53) )   2022

300 GHz Power Amplifier and 120 Gb/s, 9.8 m Wireless Transmission Based on 80-nm InP-HEMT Technology

HAMADA Hiroshi, TSUTSUMI Takuya, MATSUZAKI Hideaki, SUGIYAMA Hiroki, ITAMI Go, FUJIMURA Takuya, ABDO Ibrahim, SHIRANE Atsushi, OKADA Kenichi, SONG Ho-Jin, NOSAKA Hideyuki

電子情報通信学会論文誌 C(Web)   J104-C ( 9 )   257 - 266   2021.9

In-orbit Demonstration and Development Status of Lightweight Membrane Deployable Structures with Power Generation and Antenna Functions

渡邊秋人, 酒井良次, 堀利行, 伊藤裕明, 松下将典, 杉原アフマッド清志, 高尾勇輝, 森治, 佐藤泰貴, 宮崎康行, 奥泉信克, 川崎繁男, 坂本啓, 白根篤史, 岡田健一

宇宙科学技術連合講演会講演集(CD-ROM)   65th   2021

Space Demonstration of Origami-based Deployable Nonflat Membrane Array Antenna

坂本啓, 戸村崇, 白根篤史, 岡田健一

宇宙科学技術連合講演会講演集(CD-ROM)   65th   9 - 9   2021

Ka-band Deployable Phased-Array Transceiver for Small Satellite

白根篤史, 坂本啓, 岡田健一

宇宙科学技術連合講演会講演集(CD-ROM)   65th ( 128 )   72 - 72   2021

Radiation Protection for Semiconductor Devices Mounted on Space Membrane Structures

森谷元喜, 高橋勇多, 萩原春妃, 安藤優汰, 武田真司, 白根篤史, 坂本啓

宇宙科学技術連合講演会講演集(CD-ROM)   65th   2021

High efficiency 24GHz Rectifier for Millimeter-wave Band 5G Battery-less Relay

加藤星凪, 井出倫滉, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2021   2021

Millimeter-wave band 5G batteryless receiver with phased array rectifier array rectifier

湯浅景斗, 井出倫滉, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2021   2021

Lightweight Membrane Deployment Structure with Power Generation and Antenna Functions, HELIOS: Technology Details

松下将典, 高尾勇輝, 杉原アフマッド清志, 森治, 佐藤泰貴, 宮崎康行, 奥泉信克, 川崎繁男, 渡邊秋人, 伊藤裕明, 堀利行, 中村和行, 畠山千尋, 久原隆博, 楠本哲也, 藤田雅大, 山田修平, 名田悠一郎, 大平元希, 山川真以子, 竝木芳, 池田宏太朗, 杉浦圭佑, 藤田彩花, 武田真司, 坂本啓, 白根篤史, 岡田健一

宇宙科学技術連合講演会講演集(CD-ROM)   65th   2 - 2   2021

A Beam Steerable Backscatter for Millimeter-Wave 5G Relay Transceiver

井出倫滉, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2021   2021

超小型衛星向けロール型大面積フェーズドアレイ無線機の研究開発—Large-size flexible phased-array transceiver for low-earth-orbit small satellites

岡田 健一, 白根 篤史

研究報告書 フジクラ財団 [編]   6p   2020

Storability of Space Deployable Textile Membrane Structures with Flexible Electrical Circuits

大野奎悟, 坂本啓, 大熊政明, 岡田健一, 白根篤史, 戸村崇, YOU Dongwon

宇宙太陽発電(Web)   5   18 - 22   2020

5G Evolution R&D activities for improving power efficient millimeter-wave technologies

浅野弘明, 志水紀之, 奥田雅久, 岡田健一, PANG Jian, 白根篤史, 堀真一, 國弘和明, 金子友哉

電子情報通信学会大会講演論文集(CD-ROM)   2020   2020

CNN Accelerator Design for IoT devices

柳澤潔, 田村比呂, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2020   2020

Verification of the Performance of Wireless Device Classification with Image Analysis of IQ Transition

田村比呂, 柳澤潔, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2020   2020

RF-DC Converter With a Series Power Combiner for Millimeter-wave Wireless Power Transfer

井出倫滉, YOU Dongwon, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2020   2020

A 28GHz CMOS Bi-Directional Phased-Array Beamformer for 5G NR Supporting Dual-Polarized MIMO (マイクロ波)

パン ジェン, クボゾエ リョウ, ラク セツテイ, ナカムラ タケシ, マツモト ダイキ, シラネ アツシ, オカダ ケンイチ

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   118 ( 506 )   31 - 35   2019.3

A Fully Synthesizable Symbol Timing Recovery Circuit for Low Power Wireless Receiver (集積回路)

ソメヤ テルキ, シラネ アツシ, オカダ ケンイチ

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   118 ( 507 )   73 - 76   2019.3

深層学習による無線端末同定および分類

柳澤潔, 田村比呂, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2019   2019

無線受信ICにおける妨害波を考慮した回路仕様設計

電子情報通信学会技術研究報告 = IEICE technical report : 信学技報   118 ( 506(MW2018 156-182) )   27 - 29   2019

第5世代移動通信システムに向けた28GHz帯双方向増幅器

LUO Xueting, PANG Jian, LI Zheng, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2019   2019

妨害波抑圧回路を用いたKa帯衛星通信向けCMOS受信機

川口敦広, WANG Yun, YOU Dongwon, 中村岳資, FADILA Ashbir Aviat, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2019   2019

60GHz帯のLOリークとI/Qミスマッチ校正できる双方向ミキサ

HUANG Zhongliang, PANG Jian, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2019   2019

ミリ波無線機に向けた局部発振信号生成用高次高調波抑圧6倍周波数逓倍器

ALVIN Joshua, PANG Jian, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2019   2019

ミリ波帯送信回路のイメージ信号抑制

松本大輝, WANG Yun, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2018   2018

ゲイン変動の小さいベクトル加算型28GHz帯CMOS移相器

窪添諒, JIAN Pang, LI Zheng, 川渕賢, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2018   2018

28GHz帯フェーズドアレイ送信機の位相変動の改善

中村岳資, JIAN Pang, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2018   2018

300GHz帯オンチップVivaldiアンテナの設計

三浦剛志, 藤村拓弥, ABDO Ibrahim, 白根篤史, 岡田健一

電子情報通信学会大会講演論文集(CD-ROM)   2018   2018

バッテリーレス無線通信集積回路システムに関する研究

白根 篤史

2015.3

An High Voltage CMOS Switching Driver for MEMS Control

「センサ・マイクロマシンと応用システム」シンポジウム論文集 電気学会センサ・マイクロマシン部門 [編]   30   4p   2013.11

C-12-19 A Process-Scalable RF Transceiver for Short Range Communication in 90 nm Si CMOS

Yonezawa Shin, Shirane Atsushi, Otsuru Mototada, Lee Sang_yeop, Tanoi Satoru, Ito Hiroyuki, Ishihara Noboru, Masu Kazuya

電子情報通信学会ソサイエティ大会講演論文集   2012 ( 2 )   92   2012

RF MEMS回路とCMOS集積回路のフリップチップ実装

白根篤史, 伊藤浩之, 石原昇, 益一哉

応用物理学関係連合講演会講演予稿集(CD-ROM)   59th   2012

RF MEMS高可変率インダクタの形状に関する検討

白根篤史, 伊藤浩之, 石原昇, 益一哉

応用物理学会学術講演会講演予稿集(CD-ROM)   72nd   2011

C-12-36 A High Voltage CMOS Charge Pump Circuit for MEMS Electrostatic Actuators

Shirane Atsushi, Amakawa Shuhei, Ishihara Noboru, Masu Kazuya

電子情報通信学会総合大会講演論文集   2011 ( 2 )   108   2011

MEMS円形アクチュエータを用いたRF可変インダクタの検討

白根篤史, 水落裕, 天川修平, 石原昇, 益一哉

応用物理学関係連合講演会講演予稿集(CD-ROM)   57th   2010

RF可変受動素子実現に向けたAll Metal MEMS静電アクチュエータ

白根篤史, 水落裕, 天川修平, 石原昇, 益一哉

センサ・マイクロマシンと応用システムシンポジウム(CD-ROM)   27th   2010

RF MEMS N-bit可変インダクタの実現に向けた構成の検討

白根篤史, 水落裕, 天川修平, 石原昇, 益一哉

応用物理学会学術講演会講演予稿集(CD-ROM)   71st   2010

A Digital Based Scalable QPSK RF Modulator

Shirane Atsushi, Amakawa Shuhei, Ishihara Noboru, Masu Kazuya

2010 年 電子情報通信学会総合大会   2010 ( 36 )   79   2010

Investigation of CMOS QPSK RF Signal Generator using Injection Locking

Nakano Kazuo, Shirane Atsushi, Amakawa Shuhei, Ishihara Noboru, Masu Kazuya

2010 年 電子情報通信学会総合大会   2010   80   2010

A Scalable Wideband RF QPSK Modulator

Shirane Atsushi, Nakano Kazuo, Mizuochi Yutaka, Amakawa Shuhei, Ishihara Noboru, Masu Kazuya

2009 年電子情報通信学会エレクトロニクスソサイエティ大会   2009 ( 2 )   87   2009

アレーアンテナ、及びアンテナ装置

白根 篤史

アレーアンテナ

岡田 健一, 白根 篤史

増幅器

白根 篤史, 伊藤 類, 三友 敏也

増幅器

白根 篤史, 伊藤 類, 三友 敏也

通信回路

白根 篤史, 米澤 慎, 伊藤 浩之, 石原 昇, 益 一哉

位相変調回路

益 一哉, 白根 篤史, 中野 和雄, 天川 修平, 石原 昇

位相変調回路

益 一哉, 白根 篤史, 中野 和雄, 天川 修平, 石原 昇