@article{CTT100918062, author = {Xi Fu and Dongwon You and Xiaolin Wang and Jill Mayeda and Yuan Gao and Michihiro Ide and Yuncheng Zhang and Jun Sakamaki and Ashbir Aviat Fadila and Zheng Li and Yun Wang and Jumpei Sudo and Makoto Higaki and Soichiro Inoue and Takashi Eishima and Takashi Tomura and Jian Pang and Hiroyuki Sakai and Kenichi Okada and Atsushi Shirane}, title = {A Low-Power 256-Element Ka-Band CMOS Phased-Array Receiver with On-Chip Distributed Radiation Sensors for Small Satellite Constellations,}, journal = {IEEE Journal of Solid-State Circuits (JSSC)}, year = 2023, } @article{CTT100896350, author = {Yuncheng Zhang and Bangan Liu and Teruki Someya and Rui Wu and Junjun Qiu and Atsushi Shirane and Kenichi Okada}, title = {A 0.37mm2 Fully-IntegratedWide Dynamic Range Sub-GHz Receiver Front-end without Off-chip Matching Components," IEICE Transactions on Electronics}, journal = {IEICE Transactions on Electronics}, year = 2022, } @article{CTT100896338, author = {Junjun Qiu and Jian Pang and Bangan Liu and Xueting Luo and Yun Wang and Yuncheng Zhang and Atsushi Shirane and Kenichi Okada}, title = {A CMOS 24-30 GHz Low-Phase-Variation Variable Gain Amplifier Design for 5G New Radio}, journal = {IEEE Solid-State Circuits Letters (SSC-L)}, year = 2022, } @article{CTT100896347, author = {Yuncheng Zhang and Bangan Liu and Junjun Qiu and Atsushi Shirane and Kenichi Okada}, title = {A 1-bit-DSM-based Digital Polar Power Amplifier Supporting 1024-QAM}, journal = {IEEE Solid-State Circuits Letters (SSC-L)}, year = 2022, } @article{CTT100879321, author = {Yun Wang and Dongwon You and Xi Fu and Takeshi Nakamura and Ashbir Aviat Fadila and Teruki Someya and Atsuhiro Kawaguchi and Junjun Qiu and Jian Pang and Kiyoshi Yanagisawa and Bangan Liu and Yuncheng Zhang and Haosheng Zhang and Rui Wu and Shunichiro Masaki and Daisuke Yamazaki and Atsushi Shirane and Kenichi Okada}, title = {A Ka-Band SATCOM Transceiver in 65-nm CMOS with High-Linearity TX and Dual-Channel Wide-Dynamic-Range RX for Terrestrial Termina}, journal = {IEEE Journal of Solid-State Circuits}, year = 2022, } @article{CTT100879342, author = {Junjun Qiu and Zheng Sun and Bangan Liu and Wenqian Wang and Dingxin Xu and Hans Herdian and Hongye Huang and Yuncheng Zhang and Yun Wang and Jian Pang and Hanli Liu and Masaya Miyahara and Atsushi Shirane and Kenichi Okada}, title = {A 32kHz-Reference 2.4GHz Fractional-N Oversampling PLL with 200kHz Loop Bandwidth}, journal = {IEEE Journal of Solid-State Circuits}, year = 2021, } @article{CTT100898668, author = {Jian Pang and Zheng Li and Xueting Luo and Joshua Alvin and Rattanan Saengchan and Ashbir Aviat Fadila and Kiyoshi Yanagisawa and Yi Zhang and Zixin Chen and Zhongliang Huang and Xiaofan Gu and Rui Wu and Yun Wang and Dongwon You and Bangan Liu and Zheng Sun and Yuncheng Zhang and Hongye Huang and Naoki Oshima and Keiichi Motoi and Shinichi Hori and Kazuaki Kunihiro and T. Kaneko and Atsushi Shirane and Kenichi Okada}, title = {A CMOS Dual-Polarized Phased-Array Beamformer Utilizing Cross-Polarization Leakage Cancellation for 5G MIMO Systems}, journal = {IEEE Journal of Solid-State Circuits}, year = 2021, } @article{CTT100841925, author = {Bangan Liu and Yuncheng Zhang and Junjun Qiu and Hongye Huang and Zheng Sun and Dingxin Xu and Haosheng Zhang and Yun Wang and Jian Pang and Zheng Li and Xi Fu and Atsushi Shirane and Hitoshi Kurosu and Yoshinori Nakane and Shunichiro Masaki and Kenichi Okada}, title = {A Fully-Synthesizable Fractional-N Injection-Locked PLL for Digital Clocking with Triangle/Sawtooth Spread-Spectrum Modulation Capability in 5-nm CMOS}, journal = {IEEE Solid-State Circuits Letters}, year = 2020, } @article{CTT100796054, author = {Bangan Liu and Huy Cu Ngo and Kengo Nakata and Wei Deng and Yuncheng Zhang and Junjun Qiu and Toru Yoshioka and Jun Emmei and Jian Pang and Tn Aravind and Haosheng Zhang and Dongsheng Yang and Hanli Liu and Teruki Someya and Atsushi Shirane and Kenichi Okada}, title = {A 0.4ps-Jitter -52dBc-Spur Synthesizable Injection-locked PLL with Self-clocked Non-overlap Update and Slope-balanced Sub-sampling BBPD}, journal = {IEEE Solid-State Circuits Letters (SSC-L)}, year = 2019, } @inproceedings{CTT100918309, author = {Daxu Zhang and Yuncheng Zhang and Hongye Huang and Dingxin Xu and 白根 篤史 and 岡田 健一}, title = {A Multi-Phase Frequency Synthesizer with Injection-Locking Ring Oscillator}, booktitle = {}, year = 2024, } @inproceedings{CTT100918306, author = {Yuang Xiong and Dingxin Xu and Yuncheng Zhang and 白根 篤史 and 岡田 健一}, title = {A Compact Class-F LC Oscillator with Multi-resonance Mode for Low Jitter PLL Designs}, booktitle = {}, year = 2024, } @inproceedings{CTT100918313, author = {Zezheng Liu and Hongye Huang and Yuncheng Zhang and 白根 篤史 and 岡田 健一}, title = {A Nonlinearity Compensation Technique for Digital-to-Time Converter in All-Digital PLLs}, booktitle = {}, year = 2024, } @inproceedings{CTT100918312, author = {Zezheng Liu and Hongye Huang and Yuncheng Zhang and 白根 篤史 and 岡田 健一}, title = {A Nonlinearity Compensation Technique for Digital-to-Time Converter in All-Digital PLLs}, booktitle = {}, year = 2024, } @inproceedings{CTT100918090, author = {Chun Wang and Hans Herdian and Wenbin Zheng and Chenxin Liu and Jill Mayeda and Yuxuan Liu and Olivia Angel Yong and Wenqian Wang and Yuncheng Zhang and Carrel Carrel and Abanob Shehata and Sena Kato and Ibrahim Abdo and Teruo Jyo and Hiroshi Hamada and Hiroyuki Takahashi and Hiroyuki Sakai and Atsushi Shirane and Kenichi Okada}, title = {A 236-266GHz 4-Element Amplifier-Last Phased-Array Transmitter in 65nm CMOS}, booktitle = {}, year = 2024, } @inproceedings{CTT100918091, author = {Dingxin Xu and Zezheng Liu and Yifeng Kuai and Hongye Huang and Yuncheng Zhang and Zheng Sun and Bangan Liu and Wenqian Wang and Yuang Xiong and Junjun Qiu and Waleed Madany and Yi Zhang and Ashbir Aviat Fadila and Atsushi Shirane and Kenichi Okada}, title = {A 7GHz Digital PLL with Cascaded Fractional Divider and Pseudo-Differential DTC Achieving -62.1dBc Fractional Spur and 143.7fs Integrated Jitter}, booktitle = {}, year = 2024, } @inproceedings{CTT100918101, author = {Waleed Madany and Yuncheng Zhang and Ashbir Aviat Fadila and Hongye Huang and Junjun Qiu and Atsushi Shirane and Kenichi Okada}, title = {A Fully Synthesizable DPLL with Background Gain Mismatch Calibrated Feedforward Phase Noise Cancellation Path}, booktitle = {}, year = 2023, } @inproceedings{CTT100918337, author = {Yuncheng Zhang and Zheng Sun and Bangan Liu and Junjun Qiu and Dingxin Xu and Yi Zhang and Xi Fu and Dongwon You and Hongye Huang and Waleed Madany and Ashbir Aviat Fadila and Zezheng Liu and Wenqian Wang and Yuang Xiong and Atsushi Shirane and Kenichi Okada}, title = {A Time-Mode-Modulation Digital Quadrature Power Amplifier Based on 1-bit DSM and Transformer Combined FIR}, booktitle = {}, year = 2023, } @inproceedings{CTT100918279, author = {Dingxin Xu and Yuncheng Zhang and Hongye Huang and Zheng Sun and Bangan Liu and Ashbir Aviat Fadila and Junjun Qiu and Zezheng Liu and Wenqian Wang and Yuang Xiong and Waleed Madany and Atsushi Shirane and Kenichi Okada}, title = {A 6.5-to-8GHz Cascaded Dual-Fractional-N Digital PLL Achieving -63.7dBc Fractional Spurs with 50MHz Reference}, booktitle = {}, year = 2023, } @inproceedings{CTT100896141, author = {Junjun Qiu and Wenqian Wang and Zheng Sun and Bangan Liu and Yuncheng Zhang and Dingxin Xu and Hongye Huang and Ashbir Aviat Fadila and Zezheng Liu and Waleed Madany and Yuang Xiong and Atsushi Shirane and Kenichi Okada}, title = {A 32kHz-Reference 2.4GHz Fractional-N Nonuniform Oversampling PLL with Gain Boosted PD and Loop Gain Calibration}, booktitle = {}, year = 2023, } @inproceedings{CTT100896144, author = {Xi Fu and Dongwon You and Xiaolin Wang and Michihiro Ide and Yuncheng Zhang and Jun Sakamaki and Ashibir Aviat Fadila and Zheng Li and Yun Wang and Jumpei Sudo and Makoto Higaki and Soichiro Inoue and Takashi Eishima and Takashi Tomura and Jian Pang and Hiroyuki Sakai and Kenichi Okada and Atsushi Shirane}, title = {A 2.95mW/element Ka-band CMOS Phased-Array Receiver Utilizing On-Chip Distributed Radiation Sensors in Low Earth Orbit Small Satellite Constellation}, booktitle = {}, year = 2023, } @inproceedings{CTT100896143, author = {Dongwon You and Xi Fu and Xiaolin Wang and Yuan Gao and Wenqian Wang and Jun Sakamaki and Hans Herdian and Sena Kato and Michihiro Ide and Yuncheng Zhang and Ashbir Aviat fadila and Zheng Li and Chun Wang and Yun Wang and Jumpei Sudo and Makoto Higaki and Nahoka Kawaguchi and Masaya Nitta and Soichiro Inoue and Takashi Eishima and Takashi Tomura and Jian Pang and Hiroyuki Sakai and Kenichi Okada and Atsushi Shirane}, title = {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}, booktitle = {}, year = 2023, } @inproceedings{CTT100879419, author = {. Zheng Sun and Dingxin Xu and Junjun Qiu and Zezheng Liu and Yuncheng Zhang and Hongye Huang and Hanli Liu and Bangan Liu and Zheng Li and Jian Pang and Atsushi Shirane and Kenichi Okada}, title = {A 0.25mm2 BLE Transmitter with Direct Antenna Interface and 19% System Efficiency Using Duty-Cycled Edge-Timing Calibration}, booktitle = {}, year = 2021, } @inproceedings{CTT100879426, author = {Jian Pang and Zheng Li and Xueting Luo and Joshua Alvin and Kiyoshi Yanagisawa and Yi Zhang and Zixin Chen and Zhongliang Huang and Xiaofan Gu and Weichu Chen and Yun Wang and Dongwon You and Zheng Sun and Yuncheng Zhang and Hongye Huang and Naoki Oshima and Keiichi Motoi and Shinichi Hori and Kazuaki Kunihiro and Tomoya Kaneko and Atsushi Shirane and Kenichi Okada}, title = {"A Fast-Beam-Switching 28-GHz Phased-Array Transceiver Supporting Cross-Polarization Leakage Self-Cancellation,}, booktitle = {}, year = 2021, } @inproceedings{CTT100879512, author = {Junjun Qiu and Zheng Sun and Bangan Liu and Wenqian Wang and Dingxin Xu and Hans Herdian and Hongye Huang and Yuncheng Zhang and Yun Wang and Atsushi Shirane and Kenichi Okada}, title = {200kHzループ帯域幅の32kHzリファレンス2.4GHzフラクショナルNオーバーサンプリングPLL}, booktitle = {}, year = 2021, } @inproceedings{CTT100841938, author = {Junjun Qiu and Zheng Sun and Bangan Liu and Wenqian Wang and Dingxin Xu and Hans Herdian and Hongye Huang and Yuncheng Zhang and Yun Wang and Atsushi Shirane and Kenichi Okada}, title = {A 32kHz-Reference 2.4GHz Fractional-N Oversampling PLL with 200kHz Loop Bandwidth}, booktitle = {}, year = 2021, } @inproceedings{CTT100842020, author = {Xi Fu and Yun Wang and Dongwon You and 中村 岳資 and Ashbir Aviat Fadila and 染谷 晃基 and 川口 敦広 and Jian Pang and 柳澤 潔 and Bangan Liu and Yuncheng Zhang and Haosheng Zhang and Rui Wu and 白根 篤史 and 岡田 健一}, title = {Millimeter-wave CMOS High-linearity Transmitter for Satellite Communication System}, booktitle = {}, year = 2020, } @inproceedings{CTT100841971, author = {Yuncheng Zhang and Bangan Liu and Atsushi Shirane and Kenichi Okada}, title = {A 1.5b-DSM-Based Polar Transmitter Using Standard-Cell-Based Fractional-N Injection-Locked PLL and Class-D Power Amplifier}, booktitle = {}, year = 2020, } @inproceedings{CTT100841994, author = {Bangan Liu and Yuncheng Zhang and Junjun Qiu and Wei Deng and Zule Xu and Haosheng Zhang and Jian Pang and Yun Wang and Rui Wu and 染谷 晃基 and 白根 篤史 and 岡田 健一}, title = {A 21.7% System Power Efficiency Fully-Synthesizable Transmitter for sub-GHz IoT Applications}, booktitle = {}, year = 2019, } @inproceedings{CTT100841992, author = {Junjun Qiu and Bangan Liu and Yuncheng Zhang and 染谷 晃基 and 白根 篤史 and 岡田 健一}, title = {Digital Baseband Design for Sub-GHz Transceiver}, booktitle = {}, year = 2019, } @inproceedings{CTT100841945, author = {Bangan Liu and Yuncheng Zhang and Junjun Qiu and Wei Deng and Zule Xu and Haosheng Zhang and Jian Pang and Yun Wang and Rui Wu and Teruki Someya and Atsushi Shirane and Kenichi Okada}, title = {An HDL-described Fully-synthesizable Sub-GHz IoT Transceiver with Ring Oscillator Based Frequency Synthesizer and Digital Background EVM Calibration}, booktitle = {}, year = 2019, } @inproceedings{CTT100815503, author = {Yuncheng Zhang and Bangan Liu and Junjun Qiu and Teruki Someya and Atsushi Shirane and Kenichi Okada}, title = {A Low-Power Area Efficient Sub-GHz IoT Receiver without Off-Chip Components}, booktitle = {}, year = 2019, } @inproceedings{CTT100815509, author = {Bangan Liu and Yuncheng Zhang and Junjun Qiu and Teruki Someya and Atsushi Shirane and Kenichi Okada}, title = {A Fully-synthesizable Ring Oscillator Based Frequency Synthesizer for Sub-GHz IoT Application}, booktitle = {}, year = 2019, } @inproceedings{CTT100815508, author = {Junjun Qiu and Bangan Liu and Yuncheng Zhang and Teruki Someya and Atsushi Shirane and Kenichi Okada}, title = {A Fully-synthesizable Symbol Timing Recovery Circuit for Low-Power Wireless Receiver}, booktitle = {}, year = 2019, } @inproceedings{CTT100814784, author = {Bangan Liu and Huy Cu Ngo and Wei Deng and Yuncheng Zhang and Junjun Qiu and Kengo Nakata and Teruki Someya and Atsushi Shirane and Kenichi Okada}, title = {A 1.2 ps-Jitter Fully-Synthesizable DTC-based Fractional-N Injection-Locked PLL using True Arbitrary Nonlinearity Calibration}, booktitle = {}, year = 2018, } @inproceedings{CTT100814775, author = {Bangan Liu and Huy Cu Ngo and Yuncheng Zhang and Junjun Qiu and 中田 憲吾 and 白根 篤史 and 岡田 健一}, title = {A Fully-Synthesizable Fractional-N Injection-Locked PLL Using True Arbitrary Nonlinearity Calibration Technique}, booktitle = {}, year = 2018, } @inproceedings{CTT100816255, author = {Bangan Liu and Huy Cu Ngo and Kengo Nakata and Wei Deng and Yuncheng Zhang and Junjun Qiu and Toru Yoshioka and Jun Emmei and Haosheng Zhang and Jian Pang and Tn Aravind and Dongsheng Yang and Hanli Liu and Kenichi Okada and Akira Matsuzawa}, title = {A 1.2 ps-Jitter Fully-Synthesizable Fully-Calibrated Fractional-N Injection-Locked PLL Using True Arbitrary Nonlinearity Calibration Technique}, booktitle = {}, year = 2018, } @inproceedings{CTT100790069, author = {Junjun Qiu and Bangan Liu and Yuncheng Zhang and Kenichi Okada and Akira Matsuzawa}, title = {An ultra-low-power digital GMSK demodulator for sub-GHz IoT applications}, booktitle = {}, year = 2017, } @inproceedings{CTT100737573, author = {Yuncheng Zhang and Ngo Huy Cu and 中田 憲吾 and 吉岡 透 and Yuki Terashima and Bangan Liu and 岡田 健一 and 松澤 昭}, title = {An Ultra-Low-Power Synthesizable Digitally Controlled Oscillator}, booktitle = {}, year = 2017, } @misc{CTT100881596, author = {ZhangYuncheng}, title = {電力効率の良いディジタル集約型サブGHz送受信機の研究}, year = , } @misc{CTT100881595, author = {ZhangYuncheng}, title = {電力効率の良いディジタル集約型サブGHz送受信機の研究}, year = , } @phdthesis{CTT100881596, author = {ZhangYuncheng}, title = {電力効率の良いディジタル集約型サブGHz送受信機の研究}, school = {東京工業大学}, year = , } @phdthesis{CTT100881595, author = {ZhangYuncheng}, title = {電力効率の良いディジタル集約型サブGHz送受信機の研究}, school = {東京工業大学}, year = , }