Changhua Pei (裴昶华)



I am a PhD. candidate of Computer Science & Technology Department, Tsinghua University. I am co-advised by Dan Pei and Youjian Zhao. I received my Bachelor degree in Computer Science & Technology Department, Tsinghua University, Beijing. Here is my CV.

Research Interests

My research interests are in computer networks.  My current work is about residential wireless networks, especially WiFi hop latency measurement and optimization. I am now one of the main code contributor of WiFi Union project.


  • How Much Are Your Neighbors Interfering with Your WiFi Delay?
    Changhua Pei, Youjian Zhao, Guo Chen, Yuan Meng, Yang Liu, Ya Su, Yaodong Zhang, Ruming Tang and Dan Pei
    ICCCN 2017,  Vancouver, Canada, 31 July-4 August 2017.
  • Latency-Based WiFi Congestion Control in the Air for Dense WiFi Networks
    Changhua Pei, Youjian Zhao, Yunxin Liu, Kun Tan, Jiansong Zhang, Yuan Meng, Dan Pei
    IWQoS 2017, Vilanova i la Geltrú, Barcelona, Spain, 14-16 June 2017.
  • Why it Takes so Long to Connect to a WiFi Access Point?
    Changhua Pei,  Zhi Wang, Youjian Zhao, Zihan Wang, Yuan Meng, Dan Pei, Yuanquan Peng, Wenliang Tang, Xiaodong Qu
    INFOCOM 2017, Atlanta, Georgia, USA, May 1-4.
  • WiFi can Be the Weakest Link of Round Trip Network Latency
    Changhua Pei, Youjian Zhao, Guo Chen, Ruming Tang, Yuan Meng, Minghua Ma, Ken Ling, Dan Pei
    INFOCOM 2016, San Francisco, CA, USA, Apr 2016

Contact me

[email protected] (Only available before my graduate)

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