Kun Qian

Ph.D. Student,
School of Software, Tsinghua University

Office:11-211, East Main Building
Tsinghua University
Beijing, China 100084
Email:qiank10 AT gmail DOT com


  • 2017/02 Our paper WiDance was awarded an Honorable Mention Award in ACM CHI 2017 (top 5%)
  • 2017/01 Our paper on RF interference detection was accepted by IEEE ICC 2017.
  • 2017/01 Our paper WiDance was accepted by ACM CHI 2017


Kun Qian is currently a Ph.D candidate in the School of Software, Tsinghua University, under supervision of Prof. Yunhao Liu and Prof. Zheng Yang. He received his B.S. degree in School of Software from Tsinghua University.

Research Interests

Indoor Localization, Wireless Gesture Sensing, Mobile Computing



  1. [ACM MobiHoc'17] Kun Qian, Chenshu Wu, Zheng Yang, Yunhao Liu, Kyle Jamieson, "Widar: Decimeter-Level Passive Tracking via Velocity Monitoring with Commodity Wi-Fi", ACM MobiHoc, Chennai, India, July 10-14, 2017.[Paper][Slides]
  2. [IEEE ICC'17] Yue Zheng, Chenshu Wu, Kun Qian, Zheng Yang, Yunhao Liu, "Detecting Radio Frequency Interference for CSI Measurements on COTS WiFi Devices", IEEE ICC, Paris, France, May 21-25, 2017.
  3. [ACM CHI'17] Kun Qian, Chenshu Wu, Zimu Zhou, Yue Zheng, Zheng Yang, Yunhao Liu, "Inferring Motion Direction using Commodity Wi-Fi for Interactive Exergames", ACM CHI, Denver, USA, May 6-11, 2017.(Honorable Mention Award, top 5%)[Paper][Slides][Bibtex]
  4. [ACM HotWireless'16] Kun Qian, Chenshu Wu, Zheng Yang, Chaofan Yang, Yunhao Liu, "Decimeter Level Passive Tracking with WiFi", ACM HotWireless, New York, USA, Oct 3, 2016. [Paper][Bibtex]
  5. [IEEE ICCCN'16] Zimu Zhou, Zheng Yang, Kun Qian, Chenshu Wu, Longfei Shangguan, Han Xu, Yunhao Liu, "Tracking Synchronous Gestures with WiFi", IEEE ICCCN, Waikoloa, USA, Aug 1-4, 2016. [Bibtex]
  6. [IEEE INFOCOM'16] Kun Qian, Chenshu Wu, Zheng Yang, Zimu Zhou, Xu Wang, Yunhao Liu, "Tuning by Turning: Enabling Phased Array Signal Processing for WiFi with Inertial Sensors", IEEE INFOCOM, San Francisco, April 10-15, 2016. [Paper][Slides][Bibtex]
  7. [IEEE INFOCOM'15] Chenshu Wu, Zheng Yang, Zimu Zhou, Kun Qian, Yunhao Liu, Mingyan Liu, "PhaseU: Real-time LOS Identification with WiFi", IEEE INFOCOM, Hong Kong, April 26 - May 1, 2015. [Paper][Slides][Bibtex]
  8. [IEEE ICPADS'14] Kun Qian, Chenshu Wu, Zheng Yang, Yunhao Liu, Zimu Zhou, "PADS: Passive Detection of Moving Targets with Dynamic Speed using PHY Layer Information", IEEE ICPADS, Hsinchu, Taiwan, December 16-19, 2014. [Paper][Slides][Bibtex][Demo|Youtube][Demo|Youku](Best Paper Candidate, 4 out of 322)


  1. WiFi Radar: Wireless and Sensorless Sensing with WiFi
  2. IBeacon Analysis, Simulation and Implementation, CSDN Open Source Summer Camp, 2014
  3. SDR-Based IEEE 802.11 a/g Receiver