System study of a 60 GHz wireless-powered monolithic sensor system. - Yan Wu 001; Jean-Paul M. G. Linnartz; Hao Gao 001; Peter G. M. Baltus; Jan W. M. Bergmans (ICICS, 2011)

System analysis and energy model for radio-triggered battery-less monolithic wireless sensor receiver. - Hao Gao 001; Yan Wu 001; Marion K. Matters-Kammerer; Jean-Paul M. G. Linnartz; Arthur H. M. van Roermund; Peter G. M. Baltus (ISCAS, 2013)

A 60-GHz rectenna for monolithic wireless sensor tags. - Hao Gao 001; Ulf Johannsen; Marion K. Matters-Kammerer; Dusan M. Milosevic; Adrianus Bart Smolders; Arthur H. M. van Roermund; Peter G. M. Baltus (ISCAS, 2013)

Modeling of RF energy scavenging for batteryless wireless sensors with low input power. - Yan Wu 001; Jean-Paul M. G. Linnartz; Hao Gao 001; Marion K. Matters-Kammerer; Peter G. M. Baltus (PIMRC, 2013)

System analysis and energy model of 60GHz radio-triggered wireless sensor receiver. - Hao Gao 001; Yan Wu 001; Marion K. Matters-Kammerer; Dusan M. Milosevic; Jean-Paul M. G. Linnartz; Peter G. M. Baltus (SCVT, 2013)

A design of 2.4GHz rectifier in 65nm CMOS with 31% efficiency. - Hao Gao 001; Marion K. Matters-Kammerer; Dusan M. Milosevic; Jean-Paul M. G. Linnartz; Peter G. M. Baltus (SCVT, 2013)

A 60-GHz energy harvesting module with on-chip antenna and switch for co-integration with ULP radios in 65-nm CMOS with fully wireless mm-wave power transfer measurement. - Hao Gao 001; Marion K. Matters-Kammerer; Pieter Harpe; Dusan M. Milosevic; Arthur H. M. van Roermund; Jean-Paul M. G. Linnartz; Peter G. M. Baltus (ISCAS, 2014)

A 60-GHz injection locked oscillator for self-demodulation ultra-low power radio in 65-nm CMOS. - Hao Gao 001; Marion K. Matters-Kammerer; Xia Li; Dusan M. Milosevic; Arthur H. M. van Roermund; Peter G. M. Baltus (SCVT, 2014)

A digital to time converter with fully digital calibration scheme for ultra-low power ADPLL in 40 nm CMOS. - Bindi Wang; Yao-Hong Liu; Pieter Harpe; Johan H. C. van den Heuvel; Bo Liu; Hao Gao 001; Robert Bogdan Staszewski (ISCAS, 2015)

21.2 A 3nW signal-acquisition IC integrating an amplifier with 2.1 NEF and a 1.5fJ/conv-step ADC. - Pieter Harpe; Hao Gao 001; Rainier van Dommele; Eugenio Cantatore; Arthur H. M. van Roermund (ISSCC, 2015)

A 16-43 GHz low-noise amplifer with 2.5-4.0 dB noise figure. - Zhe Chen 021; Hao Gao 001; Domine M. W. Leenaerts; Dusan M. Milosevic; Peter G. M. Baltus (A-SSCC, 2016)

Poster: Design consideration of 60 GHz low power low-noise amplifier in 65 nm CMOS. - Zhe Chen 021; Hao Gao 001; Rainier van Dommele; Dusan M. Milosevic; Peter G. M. Baltus (SCVT, 2016)

Poster: A 60 GHz phased array system evaluation based on a 5-bit phase shifter in CMOS technology. - Bindi Wang; Hao Gao 001; Kuangyuan Ying; Marion K. Matters-Kammerer; Peter G. M. Baltus (SCVT, 2016)

A 0.20 mm2 3 nW Signal Acquisition IC for Miniature Sensor Nodes in 65 nm CMOS. - Pieter Harpe; Hao Gao 001; Rainier van Dommele; Eugenio Cantatore; Arthur H. M. van Roermund (IEEE J. Solid State Circuits, 2016)

Noise analysis of a BJT-based charge pump for low-noise PLL applications. - Debashis Dhar; Paul T. M. van Zeijl; Dusan M. Milosevic; Hao Gao 001; Peter G. M. Baltus (ECCTD, 2017)

A 900 MHz RF energy harvesting system in 40 nm CMOS technology with efficiency peaking at 47% and higher than 30% over a 22dB wide input power range. - Jialue Wang; Yang Jiang; Johan Dijkhuis; Guido Dolmans; Hao Gao 001; Peter G. M. Baltus (ESSCIRC, 2017)

Modeling and analysis of the effects of PLL phase noise on FMCW radar performance. - Debashis Dhar; Paul T. M. van Zeijl; Dusan M. Milosevic; Hao Gao 001; Arthur H. M. van Roermund (ISCAS, 2017)

Interpolation based wideband beamforming architecture. - Bindi Wang; Hao Gao 001; Marion K. Matters-Kammerer; Peter G. M. Baltus (ISCAS, 2017)

A novel complementary push-push frequency doubler with negative resistor conversion gain enhancement. - Yang Liu 226; Zhiqun Li; Hao Gao 001; Qin Li; Zhigong Wang (IEICE Electron. Express, 2017)

Circuits and Systems for Wireless Sensing. - Xiongchuan Huang; Xiaopeng Yu; Chao Wang; Hao Gao 001 (J. Sensors, 2017)

A Nonlinear Transfer Function Based Receiver for Wideband Interference Suppression. - Kuangyuan Ying; Hao Gao 001; Dusan M. Milosevic; Peter G. M. Baltus (J. Sensors, 2017)

A Reconfigurable Receiver with 38 dB Frequency-Independent Blocker Suppression and Enhanced in-B and Linearity and Power Efficiency. - Kuangyuan Ying; Carlos A. M. Costa Júnior; Bindi Wang; Dusan M. Milosevic; Hao Gao 001; Peter G. M. Baltus (ESSCIRC, 2018)

Analysis of the Effect of PFD Sampling on Charge-Pump PLL Stability. - Debashis Dhar; Paul T. M. van Zeijl; Dusan M. Milosevic; Hao Gao 001; Peter G. M. Baltus (ISCAS, 2018)

An UWB, Low-Noise, Low-Power Quadrature VCO using Delay-Locked Loop in 40-nm CMOS for Image-Rejection Receivers. - Piyush Kaul; Hao Gao 001; Xin He; Peter G. M. Baltus (ISCAS, 2018)

A Wideband Envelope Detector with Low Ripple and High Detection Speed. - Kuangyuan Ying; Hao Gao 001; Xiaowen Min; Dusan M. Milosevic; Peter G. M. Baltus (ISCAS, 2018)

A Design Approach for SiGe Low-Noise Amplifiers Using Wideband Input Matching. - Zhe Chen 021; Hao Gao 001; Peter G. M. Baltus (NORCAS, 2018)

A 60 GHz Low Power Self-mixing Receiver in 65-nm CMOS for a Radio-Triggered Battery-Less Monolithic Wireless Sensor. - Hao Gao 001; Marion K. Matters-Kammerer; Peter G. M. Baltus (IEEE J. Emerg. Sel. Topics Circuits Syst., 2018)

A 1.2 GSps, 8 bit RF DAC for multi-Nyquist applications in GaAs technology. - Yi Zhang 022; Xiaopeng Li; Youtao Zhang; Qingguo Ye; Ying Zhang; Yufeng Guo; Hao Gao 001 (IEICE Electron. Express, 2018)

Fully Integrated Tunable Wideband True Time Delay for Wireless Sensor Networks. - Carlos A. M. Costa Júnior; Chu Wang; Kuangyuan Ying; Zhe Chen 021; Miguel Dhaens; Hao Gao 001; Peter G. M. Baltus (ISCAS, 2019)

Silicon-based sub-THz PA for Wireless Communication. - Hao Gao 001 (ICICDT, 2021)

Wideband Digitally Controlled True Time Delay for Beamforming in a 40 nm CMOS Technology. - Jiachen Shen; Yi Zhang 022; Liu Yang; Lin He; Yufeng Guo; Hao Gao 001 (ISCAS, 2021)

A 77 GHz Power Amplifier Design with in-Phase Power Combing for 20 dBm Psat in a 40-nm CMOS Technology. - Guanglai Wu; Yi Zhang 022; Lin He; Diyang Gao; Yang Liu 226; Yufeng Guo; Hao Gao 001 (ISCAS, 2021)

14.6 A 76-to-81GHz 2×8 FMCW MIMO Radar Transceiver with Fast Chirp Generation and Multi-Feed Antenna-in-Package Array. - Zongming Duan; Bowen Wu; Chuanming Zhu; Yan Wang; Weiwei Jin; Ying Liu; Yanhui Wu; Tao Zhang; Ming Liu 022; Bingfei Dou; Bingbing Liao; Wei Lv; et al. (ISSCC, 2021)

A -28.5-dB EVM 64-QAM 45-GHz Transceiver for IEEE 802.11aj. - Peigen Zhou; Jixin Chen; Pinpin Yan; Jiayang Yu; Jiarui Hu 002; Haoyi Dong; Long Wang; Debin Hou; Hao Gao 001; Wei Hong 002 (IEEE J. Solid State Circuits, 2021)

Broadband linearity enhancement method for a 1.3 GHz-2.5 GHz digitally-assisted oscillator in a 55-nm CMOS technology. - Yun Fang; Zhong Tang; Xiao-Peng Yu 002; Zhiwei Xu 003; Hao Gao 001 (Microelectron. J., 2021)

A 24 ​GHz PLL with low phase noise for 60 ​GHz Sliding-IF transceiver in a 65-nm CMOS. - Yang Liu 226; Zhiqun Li; Hao Gao 001 (Microelectron. J., 2021)

A 24-30 GHz Broadband Doherty PA with a maximum 15.37 dBm Pavg and 14.6% PAEavg in 0.13 μm SiGe for 400 MHz BW 5G NR. - Hao Gao 001; Sina Mortezazadeh Mahani; David Seebacher; Matteo Bassi; Gernot Hueber (ESSCIRC, 2022)

A Magnetically Coupled Dual-Core 154-GHz Class-F Oscillator with -177.1 FoM and -87 dBc/Hz PN at 1-MHz Offset in a 22-nm FDSOI with Third-Harmonic Extraction. - Sarthak Sharma; Hao Gao 001; Gernot Hueber; Andrea Mazzanti (VLSI Technology and Circuits, 2022)

A 32-40 GHz 7-bit Bi-Directional Phase Shifter With 0.36 dB/1.6° RMS Magnitude/Phase Errors for Phased Array Systems. - Yongjie Li 002; Zongming Duan; Yun Fang; Xiao Li; Biao Deng; Yuefei Dai; Liguo Sun; Hao Gao 001 (IEEE Trans. Circuits Syst. I Regul. Pap., 2022)

An E-Band SiGe High Efficiency, High Harmonic Suppression Amplifier Multiplier Chain With Wide Temperature Operating Range. - Peigen Zhou; Jixin Chen; Pinpin Yan; Jiayang Yu; Debin Hou; Hao Gao 001; Wei Hong 002 (IEEE Trans. Circuits Syst. I Regul. Pap., 2022)

A Closed-Loop Reconfigurable Analog Baseband Circuitry With Open-Loop Tunable Notch Filters to Improve Receiver Tx Leakage and Close-in Blocker Tolerance. - Xu Cheng; Feng-Jun Chen; Liang Zhang; Hao Gao 001; Jiangan Han; Jing-Yu Han; Yang Yu; Xianjin Deng (IEEE Trans. Circuits Syst. II Express Briefs, 2022)

A 26-30GHz Digitally-Controlled Variable Gain Power Amplifier with Phase Compensation and Third Order Nonlinearity Cancellation Technique. - Haoqi Qin; Junjie Gu; Hao Xu 005; Weitian Liu; Kefeng Han; Rui Yin; Zongming Duan; Hao Gao 001; Na Yan (A-SSCC, 2023)

Millimeter-Wave Dual-Frequency Transformer-based Rectifier. - Yun Fang; Hao Gao 001 (ICICDT, 2023)

Low-power MEMS-based CMOS Transceivers. - Kai Tang 002; Ting Guo; Xiaolin Sun; Chun Zhao; Hao Gao 001; Yuanjin Zheng (ICICDT, 2023)

A 25% Tuning Range 7.5-9.4 GHz Oscillator With 194 FoMT and 400 kHz 1/f₃ Corner in 40nm CMOS Technology. - Kuangyuan Ying; Hao Gao 001 (IEEE Access, 2023)

A 211-to-263-GHz Dual-LC-Tank-Based Broadband Power Amplifier With 14.7-dBm PSAT and 16.4-dB Peak Gain in 130-nm SiGe BiCMOS. - Jiayang Yu; Jixin Chen; Peigen Zhou; Huanbo Li; Zuojun Wang; Zekun Li 005; Zhe Chen 021; Pinpin Yan; Debin Hou; Hao Gao 001; Wei Hong 002 (IEEE J. Solid State Circuits, 2023)

A 76-81 GHz 2×8 MIMO Radar Transceiver With Broadband Fast Chirp Generation and 16-Antenna-in-Package Virtual Array. - Zongming Duan; Bowen Wu; Yan Wang; Yun Fang; Yongjie Li 002; Yanhui Wu; Tao Zhang; Chuanming Zhu; Yuefei Dai; Lei Sang 002; Hao Gao 001 (IEEE J. Solid State Circuits, 2023)

A W-band Omnidirectional FMCW Radar with 18.18dBm Pout 6.76dB NF 52dB Isolation for 4.7cm Resolution and 10m Detection Distance. - Liang Zhang; Yunbo Rao; Kun Huang; Xu Cheng; Jiangan Han; Xianhu Luo; Fengjun Chen; Renai Chen; Jun Jiang; Jianfei An; Binbin Cheng; Xianjin Deng; et al. (A-SSCC, 2024)

24.1 A 90-to-180GHz APD-Integrated Transmitter Achieving 18dBm Psat in 28nm CMOS. - Dawei Tang; Xiaoyue Xia; Zheng Yan; Peigen Zhou; Zekun Li 005; Chun Yang; Rui Zhang 095; Zhe Chen 021; Jixin Chen; Hao Gao 001; Wei Hong 002 (ISSCC, 2024)

A S-band switchless bi-directional transceiver with a 52% fractional bandwidth in CMOS technology. - Zongming Duan; Yun Fang; Haoran Zhu; Bowen Wu; Yan Wang; Yuefei Dai; Hao Gao 001 (Microelectron. J., 2024)

A CMOS Current Sensing Interface With Sub-pA DC Uncertainty. - Lin He; Hengzhuang Shi; Junhui Zhang; Mingxiang Wei; Ping Wang; Shunming Li; Hao Gao 001; Zhikuang Cai (IEEE Trans. Circuits Syst. II Express Briefs, 2024)

A High-Efficient DC-DC Buck Converter with Adaptive Constant On-Time Control. - Jiaxiu Xu; Yun Fang; Shengjian Zhang; Chun Zhao; Hao Gao 001 (ISCAS, 2025)

A Compact Multi-Bit Multi-Order FIR DAC Design for Internet of Things. - Shenjian Zhang; Chun Zhao; Yuxin Guan; Kai Tang 002; Junyan Li; Rui Li; Yun Fang; Hao Gao 001 (LASCAS, 2025)

Design and Analysis of a 26-32-GHz 6-bit Passive Vector Modulation Phase Shifter for CMOS Bidirectional Transceiver. - Yechen Tian; Yutong Zhang; Junjie Gu; Hao Xu 005; Weitian Liu; Rui Yin; Zongming Duan; Hao Gao 001; Na Yan (IEEE Trans. Very Large Scale Integr. Syst., 2025)

A Compact 90-180 GHz, 15-18 dBm Power Amplifier With Novel Self-Shielding Load-Open Balun and Broadband Fourth-Order LC Ladder Power Combiner in 28-nm CMOS. - Dawei Tang; Chun Yang; Peigen Zhou; Xiaoyue Xia; Zekun Li 005; Rui Zhang 095; Zhe Chen 021; Jixin Chen; Hao Gao 001; Wei Hong 002 (IEEE J. Solid State Circuits, 2025)