研究方向：

模数转换器设计，混合信号/射频/模拟集成电路设计

教育背景：

2012年-2018年 加州大学洛杉矶分校，电子与计算机工程，博士

2010年-2012年 加州大学洛杉矶分校，电子工程，硕士

2006年-2010年 复旦大学，微电子学，学士

工作学术经历：

2019年-2021年 苹果 Apple Inc. ，射频集成电路工程师

2017年-2019年 博通 Broadcom Inc. ，硬件研发工程师

获奖或荣誉：

2013-2014 Analog Devices Outstanding Student Designer Award

2014-2015 Broadcom Foundation Fellowship

代表性成果：

· Y. Wang, J. Shi, H. Xu, S. Ji, Y. Mao, T. Zou, J. Tao, H. Min and N. Yan, ‘Analysis and Design of a Dual-Mode VCO With Inherent Mode Compensation Enabling a 7.9–14.3-GHz 85-fs-rms Jitter PLL’, in IEEE Journal of Solid-State Circuits, vol. 58, no. 8, pp. 2252-2266, Aug. 2023.

· T. Zou, H. Xu, Y. Wang, W. Liu, T. Han, M. Tian, W. Zhu and N. Yan, ‘A 6–12 GHz Wideband Low-Noise Amplifier With 0.8–1.5 dB NF and ±0.75 dB Ripple Enabled by the Capacitor Assisting Triple-Winding Transformer’, in IEEE Transactions on Circuits and Systems I: Regular Papers, vol. 70, no. 7, pp. 2802-2813, July 2023.

· J. Gu, H. Qin, H. Xu, W. Liu, K. Han, R. Yin, L. Deng, X. Shen, Z. Duan, H. Gao and N. Yan, ‘A 23-30 GHz 4-Path Series-Parallel-Combined Class-AB Power Amplifier with 23 dBm Psat, 38.5% Peak PAE and 1.3° AM-PM Distortion in 40nm Bulk CMOS’, 2023 IEEE Radio Frequency Integrated Circuits Symposium (RFIC), San Diego, CA, USA, 2023, pp. 197-200.

· A. Sun, J. Gu, H. Xu, W. Liu, K. Han, R. Yin, Z. Duan, H. Gao and N. Yan, A 26-32GHz Differential Attenuator with 0.23dB RMS Attenuation Error and 11.2dBm IP1dB in 40nm CMOS Process, 2023 IEEE/MTT-S International Microwave Symposium - IMS 2023, San Diego, CA, USA, 2023, pp. 178-181.

· Y. Tian, J. Gu, H. Xu, W. Liu, Z. Duan, H. Gao, N. Yan, A 26-32GHz 6-bit Bidirectional Passive Phase Shifter with 14dBm IP1dB and 2.6° RMS Phase Error for Phased Array System in 40nm CMOS, 2023 IEEE/MTT-S International Microwave Symposium - IMS 2023, San Diego, CA, USA, 2023, pp. 195-198.

· T. Zou, H. Xu, Y. Wang, W. Liu, T. Han, Z. Wang, N. Li, M. Tian, W. Zhu and N. Yan, ‘A Capacitor Assisting Triple-Winding Transformer Low-Noise Amplifier with 0.8-1.5dB NF 6-12GHz BW ±0.75dB Ripple in 130nm SOI CMOS’, 2022 IEEE Radio Frequency Integrated Circuits Symposium (RFIC), Denver, CO, USA, 2022, pp. 231-234.

· T. Iizuka, H. Xu and A. Abidi, ‘A Tutorial on Systematic Design of CMOS A/D Converters: Illustrated by a 10 b, 500 MS/s SAR ADC with 2 GHz RBW’, IEEE 47th European Solid State Circuits Conference (ESSCIRC), 2021, pp. 381-386.

· H. Xu and A. Abidi, ‘Analysis and Design of Regenerative Comparators for Low Offset and Noise’, in IEEE Transactions on Circuits and Systems I: Regular Papers, vol. 66, no. 8, pp. 2817-2830, Aug. 2019.

· D. Yang, H. Darabi, A. Abidi, H. Xu, H. Wu and Z. Wang, ‘A Calibration-Free Triple-Loop Bang-Bang PLL Achieving 131fsrms Jitter and -70dBc Fractional Spurs’, 2019 IEEE International Solid-State Circuits Conference (ISSCC), San Francisco, CA, 2019.

· H. Xu and A. Abidi, ‘Design Methodology for Phase-Locked Loops using Binary (Bang-Bang) Phase Detectors’, in IEEE Transactions on Circuits and Systems I: Regular Papers, vol. 64, no. 7, pp.1637-1650, July 2017.

· H. Xu, H. Wu and R. Wang, Wireless Power Transfer Method and System, US Patent 9,742,222.

· A. Abidi and H. Xu, ‘Understanding the Regenerative Comparator Circuit’, Proceedings of the IEEE 2014 Custom Integrated Circuits Conference (CICC), San Jose, CA, 2014, pp. 1-8.

· D. Murphy, H. Darabi and H. Xu, ‘A Noise-Cancelling Receiver Resilient to Large Harmonic Blockers’, in IEEE Journal of Solid-State Circuits, vol. 50, no. 6, pp. 1336-1350, June 2015.

· D. Murphy, H. Darabi and H. Xu, ‘A Noise-Cancelling Receiver with Enhanced Resilience to Harmonic Blockers’, 2014 IEEE International Solid-State Circuits Conference (ISSCC), San Francisco, CA, 2014, pp. 68-69.