A 78 fs RMS Jitter Injection-Locked Clock Multiplier Using Transformer-Based Ultra-Low-Power VCO. - Zheng Sun 001; Hanli Liu; Dingxin Xu; Hongye Huang; Bangan Liu; Zheng Li 021; Jian Pang; Teruki Someya; Atsushi Shirane (ESSCIRC, 2019)

A Compact TF-Based LC-VCO with Ultra-Low-Power Operation and Supply Pushing Reduction for IoT Applications. - Zheng Sun 001; Dingxin Xu; Hongye Huang; Zheng Li 021; Hanli Liu; Bangan Liu; Jian Pang; Teruki Someya; Atsushi Shirane; Kenichi Okada 001 (IEICE Trans. Electron., 2020)

A 0.25 mm2 BLE Transmitter with Direct Antenna Interface and 19% System Efficiency Using Duty-Cycled Edge-Timing Calibration. - Zheng Sun 001; Dingxin Xu; Junjun Qiu; Zezheng Liu; Yuncheng Zhang; Hongye Huang; Hanli Liu; Bangan Liu; Zheng Li 021; Jian Pang; Atsushi Shirane; Kenichi Okada 001 (ESSCIRC, 2021)

32.7 A 32kHz-Reference 2.4GHz Fractional-N Oversampling PLL with 200kHz Loop Bandwidth. - Junjun Qiu; Zheng Sun 001; Bangan Liu; Wenqian Wang; Dingxin Xu; Hans Herdian; Hongye Huang; Yuncheng Zhang; Yun Wang 008; Atsushi Shirane; Kenichi Okada 001 (ISSCC, 2021)

A 32-kHz-Reference 2.4-GHz Fractional-N Oversampling PLL With 200-kHz Loop Bandwidth. - Junjun Qiu; Zheng Sun 001; Bangan Liu; Wenqian Wang; Dingxin Xu; Hans Herdian; Hongye Huang; Yuncheng Zhang; Yun Wang 008; Jian Pang; Hanli Liu; Masaya Miyahara; et al. (IEEE J. Solid State Circuits, 2021)

A 0.85mm2 BLE Transceiver Using an On-Chip Harmonic-Suppressed RFIO Circuitry With T/R Switch. - Zheng Sun 001; Hanli Liu; Hongye Huang; Dexian Tang; Dingxin Xu; Tohru Kaneko; Zheng Li 021; Jian Pang; Rui Wu 001; Wei Deng 001; Atsushi Shirane; Kenichi Okada 001 (IEEE Trans. Circuits Syst. I Regul. Pap., 2021)

A 6.5-to-8GHz Cascaded Dual-Fractional-N Digital PLL Achieving -63.7dBc Fractional Spurs with 50MHz Reference. - Dingxin Xu; Yuncheng Zhang; Hongye Huang; Zheng Sun 001; Bangan Liu; Ashbir Aviat Fadila; Junjun Qiu; Zezheng Liu; Wenqian Wang; Yuang Xiong; Waleed Madany; Atsushi Shirane; et al. (CICC, 2023)

A 32kHz-Reference 2.4GHz Fractional-N Nonuniform Oversampling PLL with Gain-Boosted PD and Loop-Gain Calibration. - Junjun Qiu; Wenqian Wang; Zheng Sun 001; Bangan Liu; Yuncheng Zhang; Dingxin Xu; Hongye Huang; Ashbir Aviat Fadila; Zezheng Liu; Waleed Madany; Yuang Xiong; Atsushi Shirane; et al. (ISSCC, 2023)

A Time-Mode-Modulation Digital Quadrature Power Amplifier Based on 1-bit Delta-Sigma Modulator and Transformer Combined FIR FIlter. - Yuncheng Zhang; Zheng Sun 001; Bangan Liu; Junjun Qiu; Dingxin Xu; Yi Zhang 092; Xi Fu; Dongwon You; Hongye Huang; Waleed Madany; Ashbir Aviat Fadila; Zezheng Liu; et al. (VLSI Technology and Circuits, 2023)

EEG signal classification based on improved variational mode decomposition and deep forest. - Xiwen Qin; Dingxin Xu; Xiaogang Dong; Xueteng Cui; Siqi Zhang (Biomed. Signal Process. Control., 2023)

10.3 A 7GHz Digital PLL with Cascaded Fractional Divider and Pseudo-Differential DTC Achieving -62.1dBc Fractional Spur and 143.7fs Integrated Jitter. - Dingxin Xu; Zezheng Liu; Yifeng Kuai; Hongye Huang; Yuncheng Zhang; Zheng Sun 001; Bangan Liu; Wenqian Wang; Yuang Xiong; Junjun Qiu; Waleed Madany; Yi Zhang 092; et al. (ISSCC, 2024)

A 28GHz 4-Stream Time-Division MIMO Phased-Array Receiver Utilizing Nyquist-Rate Fast Beam Switching for 5G and Beyond. - Yi Zhang 092; Minzhe Tang; Jian Pang; Zheng Li 021; Dongfan Xu; Dingxin Xu; Yuncheng Zhang; Kazuaki Kunihiro; Hiroyuki Sakai 009; Atsushi Shirane; Kenichi Okada 001 (VLSI Technology and Circuits, 2024)

A Time-Mode-Modulation Digital Quadrature Power Amplifier Based on 1-bit Delta-Sigma Modulator and Hybrid FIR Filter. - Yuncheng Zhang; Zheng Sun 001; Bangan Liu; Junjun Qiu; Dingxin Xu; Yi Zhang 092; Xi Fu; Dongwon You; Hongye Huang; Waleed Madany; Ashbir Aviat Fadila; Zezheng Liu; et al. (IEEE J. Solid State Circuits, 2024)

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. - 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 001 (CICC, 2025)

5.6 A Power-Efficient CORDIC-Less Digital Polar Transmitter Using 1b DSM-Based PA Supporting 256-QAM. - Yuncheng Zhang; Zezheng Liu; Duo Li; Minzhe Tang; Yi Zhang 092; Hongye Huang; Dingxin Xu; Waleed Madany; Ashbir Aviat Fadila; Wenqian Wang; Yuang Xiong; Daxu Zhang; et al. (ISSCC, 2025)

NLJM: A Simplified Jitter Model of Digital Standard Cells for Rapid Automatic Design of Frequency Synthesizers. - Hongye Huang; Ashbir Aviat Fadila; Dingxin Xu; Waleed Madany; Wenqian Wang; Zezheng Liu; Yuang Xiong; Tianshi Hu; Bangan Liu; Yuncheng Zhang; Atsushi Shirane; Kenichi Okada 001 (IEEE Access, 2025)

A novel stock trading strategy based on double deep Q-network with sentiment integration. - Xiwen Qin; Jiawei Shen; Dingxin Xu; Siqi Zhang (Inf. Sci., 2025)

A 6.5-to-8-GHz Cascaded Dual-Fractional-N Digital PLL Achieving -52.79-dBc Fractional Spur With 50-MHz Reference. - Dingxin Xu; Yuncheng Zhang; Hongye Huang; Zheng Sun 001; Bangan Liu; Ashbir Aviat Fadila; Junjun Qiu; Zezheng Liu; Wenqian Wang; Yuang Xiong; Waleed Madany; Atsushi Shirane; et al. (IEEE J. Solid State Circuits, 2025)

A 640-Gb/s 4 × 4-MIMO D-Band CMOS Transceiver Chipset. - Chenxin Liu; Zheng Li 021; Yudai Yamazaki; Hans Herdian; Chun Wang; Anyi Tian; Jun Sakamaki; Han Nie; Xi Fu; Sena Kato; Wenqian Wang; Hongye Huang; et al. (IEEE J. Solid State Circuits, 2025)

A DPD/Dither-Free DPLL Based on a Cascaded Fractional Divider and Pseudo-Differential DTCs Achieving a - 62.1-dBc Fractional Spur. - Dingxin Xu; Zezheng Liu; Yifeng Kuai; Hongye Huang; Yuncheng Zhang; Zheng Sun 001; Bangan Liu; Wenqian Wang; Yuang Xiong; Junjun Qiu; Waleed Madany; Yi Zhang 092; et al. (IEEE J. Solid State Circuits, 2025)