A 5GHz 200kHz/5000ppm Spread-Spectrum Clock Generator with Calibration-Free Two-Point Modulation Using a Nested-Loop BBPLL. - Xiaohua Huang; Kunnong Zeng; Yuguang Liu; Woogeun Rhee; Taeik Kim; Zhihua Wang 001 (CICC, 2019)

A Noise and Spur Reduction Technique for ΔΣ Fractional-N Bang-Bang PLLs with Embedded Phase Domain Filtering. - Xiaohua Huang; Kunnong Zeng; Woogeun Rhee; Zhihua Wang 001 (ISCAS, 2019)

A 9mW 6-9GHz 2.5Gb/s Proximity Transmitter with Combined OOK/BPSK Modulation for Low Power Mobile Connectivity. - Yuguang Liu; Haixin Song; Kunnong Zeng; Woogeun Rhee; Zhihua Wang 001 (VLSI-DAT, 2019)

A 2.4-GHz Crystal-Less GFSK Receiver Using an Auxiliary Multiphase BBPLL for Digital Output Demodulation With Enhanced Frequency Scaling. - Jiahao Zhao; Yining Zhang; Kunnong Zeng; Woogeun Rhee; Zhihua Wang 001 (IEEE Trans. Circuits Syst. II Express Briefs, 2021)