Tang Xian

Aug. 2008 - Aug. 2013, Ph.D. in Electronic Engineering, Chinese University of Hong Kong, Hong Kong, China

May. 2011 – Aug. 2011, Visiting Student in ECE, University of Toronto, Toronto, Canada

Sep. 2003 – Aug. 2007, Bachelor in Electronic Science and Technology, Huazhong University of Science and Technology, Wuhan, China

Dec. 2018 - present, Associate Professor, Tsinghua Shenzhen International Graduate School, Tsinghua University, China

Nov. 2013 – Dec. 2018, Assistant Professor, Shenzhen Graduate School, Tsinghua University, China

Senior member of IEEE;

1.    <IC design and methodology>, postgraduate course

-  The teaching evaluation was top 5% in Tsinghua University in both 2014 and 2015

-  This course was evaluated as top-5% course among all courses in Tsinghua University in 2015

-  This online course was evaluated as National Outstanding Online Course in 2019

2.    < Power Management Integrated Circuits>, postgraduate course

3.    <Big Data Analysis>,  postgraduate course, hardware part

Dr. Tang’s research area focuses on energy-efficient analog and integrated circuits (IC) design. She has published about 40 papers, including the top journals and conferences in IC area, such as IEEE TPEL, IEEE JBHI, IEEE TCAS I, ISSCC-SPR, ASSCC, and so on. Dr. Tang has been in charge of multiple projects, including National, Guangdong and Shenzhen’s key research topics.

• 2017-2021, Principal Investigator of sub-project, National key research and development plan (2017YFB0406200): Study on the preparation and performance regulation of high-power density electronic device substrate materials.

• 2016-2018, Principal Investigator, NSFC Project (61504074): Research on ultra-low-power CMOS temperature sensing chip for Internet of Things applications.

• 2018-2021, Co-Principal Investigator, Shenzhen Key project of Fundamental Research: Research on high-density power management chip systems and key modules for 5G mobile devices.

• 2019-2021, Principal Investigator, Tsinghua University Shenzhen Graduate School overseas research cooperation foundation: Research on chips and system design of wireless power transfer with multiple output.

• 2018-2020, Principal Investigator, Shenzhen Fundamental Research Project: Research on wireless energy and data synchronization transmission system.

• 2018-2020, Principal Investigator, Shenzhen international cooperation project foundation: Research on megahertz wireless charging systems and chips.

• 2016-2018, Principal Investigator, Shenzhen peacock research foundation, Research on high efficiency and robust wireless charging system and chip.

• 2015-2017, Principal Investigator, Shenzhen Fundamental Research Project: low power CMOS temperature sensing chip.

[1]. Yun-Hung Gao, Chun-Ho Fan, Junwen Li, Shumeng Li, Ziwei Jin, Ka Nang Leung, Yuan-Ting Zhang, Xian Tang and Kong-Pang Pun, “A Noise-Shaping-SAR Multiplexed Light-to-Digital Converter with Passive Nested Feedback and Predictive Baseline Current Compensation Achieving 95-dB SNDR and 161.5-dB DR”, IEEE Transactions on Circuits and Systems I: Regular Papers (TCAS-I), vol. 1, no. 1, pp. 1-10, 2026.

[2]. Dongxu Li, Yanqi Zheng, Xian Tang, “A 47-nA Quiescent Current Dual-Mode Buck Converter With Fast Load Transient Response From Ultra-Light Load Mode”, IEEE Transactions on Circuits and Systems II: Express Briefs (TCAS-II), vol. 1, no. 1, pp. 1-5, 2026.

[3]. Z. Zhang, S. Cai, X. Zhang, Xian Tang, “Explainable spatial-temporal-spectral meta-learning for subject-independent EEG-based emotion recognition”, Expert Systems with Application, vol. 311, 131229, 2026.

[4]. Shumeng Li, Yang Zhang, Xiao Wang, Xian Tang, and Kong Pang Pun, “A 77.7 dB-SNDR 625 kHz-BW First-order Noise-Shaping SAR ADC Using a Novel VCO-based Charge-Accumulation Integrator”, IEEE Transactions on Circuits and Systems I: Regular Papers (TCAS-I), vol. 72, no. 10, pp. 5338-5350, 2025.

[5]. Shuqun Ding, Tianqi Xu, Yang Zhang, and Xian Tang, “A 74.3 dB SNDR 3rd-order VCO-Based DSM with built-in Passive Low-Pass Filter in 65nm CMOS”, IEEE Transactions on Circuits and Systems II: Express Briefs (TCAS-II), vol. 72, no. 4, pp. 524-528, 2025.

[6]. Liyan Yi, Shanghong Yu, Chaowei Tang, and Xian Tang, “A 10-30 MHz Voltage-Mode Buck Converter with Linear Comparator-Free V2D controller”, IEEE Transactions on Circuits and Systems II: Express Briefs (TCAS-II), vol. 71, no. 7, pp. 3278-3282, Jul. 2024.

[7]. Yichen Zhang, Chaowei Tang, Yanqi Zheng, Xian Tang, and Ka Nang Leung, “An Adaptive Zero-Current Detector for Single-Inductor Multiple-Output DC–DC Converter with Full-Wave Current Sensor”, IEEE Transactions On Very Large Scale Integration(VLSI) Systems (TVLSI), vol. 32, no. 9, pp. 1764-1768, Sept. 2024.

[8]. Shiying Zhang, Fukun Su, Yi Wang, Songping Mai, Kong Pang Pun, and Xian Tang, “A Low-power Keyword Spotting System With High-Order Passive Switched-Capacitor Bandpass Filters for Analog-MFCC Feature Extraction”, IEEE Transactions on Circuits and Systems I：Regular Papers (TCAS-I), vol. 70, no.11, pp. 4235-4248, 2023.

[9]. Kan Peng, Xian Tang, Songping Mai, and Zhihua Wang, “A Simultaneous Power and Downlink Data Transfer System with Pulse Phase Modulation”, IEEE Transactions on Circuits and Systems II: Express Briefs (TCAS-II), vol. 66, no. 5, pp. 808-812, May, 2019.

[10]. Xian Tang, Jianxu Zeng, Kong Pang Pun, Songping Mai, Chun Zhang, and Zhihua Wang, “Low-cost Maximum Efficiency Tracking Method for Wireless Power Transfer Systems”, IEEE Transactions on Power Electronics (TPEL), vol. 33, no. 6, pp. 5317-5329, Jun. 2018. 

2019, Tsinghua University Young Teacher Teaching Excellence Award

2019, National Excellent Online Course of the Ministry of Education

2019, Teaching Star of the Online Education Center of the Ministry of Education

2016, The Second Prize of the Seventh Young Teacher Teaching Contest in Tsinghua University

2012, IEEE Solid-State Circuits Society ISSCC Student Travel Grant Award