This old site is no longer maintained, use http://erwuliu.weebly.com instead

Contact Information

Dr Erwu Liu (刘儿兀)
Communications and Signal Processing Group,
Electrical and Electronic Engineering,
Imperial College,
South Kensington Campus,
London SW7 2AZ,UK.

Fax: +44-207-594-6302 (please alert me by email when sending me fax)  
Email: erwuliu (at) tongji.edu.cn OR erwu.liu (at) imperial.ac.uk
Website: http://erwuliu.weebly.com

Biography

Erwu Liu received his MSc and PhD degrees in 1998 and 2001, respectively, both from the Department of Opto-Electronic Engineering, Huazhong University of Science & Technology, CHINA.
In 2001, he joined Alcatel-Lucent as a project manager, and then a senior research scientist at the Research & Innovation (R&I) Center.
In 2007, he left Alcatel-Lucent and joined Imperial College London as a post-doctoral researcher (Research Associate).
Since March 2011, he has joined Tongji University as a full professor.

Dr. Liu has rich experience on both academia and industry, from wired, optical, to wireless networks.
Currently, his research interests include: Stochastic Geometry, Network Utility Maximization (NUM), Scheduling, Opportunistic Resource Allocation, QoS, Cognitive Networking, Cooperative Routing, Cross-Layer Optimization in wireless networks, and the Internet of Things-:), etc.

Dr. Liu is a member of the Alcatel-Lucent Technical Academy (ALTA), the ACM and the IEEE.
He has published 50+ papers, 30+ patents, and 9 standardization contributions.

His hobbies include: Music/Movie, HTPC, Programming free softwares such as TTNews (天天新闻) and Tetris game:)

Research Interests

  • Cellular, WiMAX, Wireless Multi-hop Backhaul, Wireless Mesh and Ad-hoc/sensor Networks
  • Stochastic Geometry, Percolation Theory
  • Network Utility Maximization, Scheduling for Real-time Services
  • MAC Scheduling, Random Access Schemes, Cooperative Routing, Cross-Layer Design
  • Mathematical Analysis, OPNET-based Simulation
  • Capacity Optimisation Techniques for Ad-Hoc Networks
  • Proportional Fairness, Delay-aware Scheduling, Cooperative Transmission, Cognitive Networks
  • Queueing Theory, Probabilities and Statistics

    Publications

  • Optics Express (IF: 3.88)
  • IEEE Transactions on Mobile Computing (IF: 3.35)
  • IEEE Transactions on Wireless Communications (IF: 2.1)
  • IEEE Communications Letters (IF: 1.23)
  • IET Electronics Letters (IF: 1.14)
  • QShine, IEEE SECON/WiMesh, IEEE ICC/Globecom/PIMRC/WCNC/VTC, etc.


    PAPERS
    [1] Erwu Liu, Qinqing Zhang, and Kin K. Leung, "Relay-Assisted Transmission with Fairness Constraint for Cellular Networks," IEEE Transactions on Mobile Computing, in press, 2011.
    [2] Erwu Liu, Qinqing Zhang, and Kin K. Leung, "Asymptotic Analysis of Proportional Fair Scheduling in Rayleigh Fading," IEEE Transactions on Wireless Communications, in press, 2011.
    [3] Erwu Liu, Qinqing Zhang, and Kin K. Leung, "Clique-based Utility Maximization in Wireless Mesh Networks," IEEE Transactions on Wireless Communications, vol. 10, no. 3, pp. 948-957, March 2011.
    [4] Erwu Liu, Qinqing Zhang, and Kin K. Leung, "Connectivity in Selfish, Cooperative Networks," IEEE Communications Letters, vol.14, no.10, pp. 936-938, October 2010.
    [5] Erwu Liu, Qinqing Zhang, and Kin K. Leung, "Expected Throughput of the Proportional Fair Scheduling over Rayleigh Fading Channels," IEEE Communications Letters, vol.14, no.6, pp.515-517, June 2010.
    [6] Erwu Liu, and Kin K. Leung, "Throughput of Proportional Fair Scheduling over Rayleigh Fading Channels," Electronics Letters, vol.45, no.23, pp.1180-1182, November 2009.
    [7] Erwu Liu, Qinqing Zhang, and Kin K. Leung, "Proportionally Fair Selective Cooperation for Cellular Networks: Algorithm, Simulation and Analysis," QSHINE 2010, pp.1-14, November 2010. invited paper.
    [8] Erwu Liu, Qinqing Zhang, and Kin K. Leung, "Residual Energy-Aware Cooperative Transmission (REACT) in Wireless Networks," IEEE WOCC 2010, pp.1-6, May 2010.
    [9] Erwu Liu, Qinqing Zhang, and Kin K. Leung, "An Upper Bound of Node Density in Cooperative Networks with Selfish Behaviour," IEEE ICC 2010, pp.1-6, May 2010.
    [10] Erwu Liu, Qinqing Zhang, and Kin K. Leung, "Clique-Based Utility Maximization in Wireless Mesh Networks-Algorithm, Simulation, and Mathematical Analysis," IEEE SECON Workshops 2009, pp.1-6, June 2009. invited paper.
    [11] Erwu Liu, Qinqing Zhang, and Kin K. Leung, "Theoretical Analysis of Selective Relaying, Cooperative Multi-Hop Networks with Fairness Constraints," IEEE ICC 2009, pp.1-6, June 2009.
    [12] Erwu Liu, Qinqing Zhang, and Kin K. Leung, "Resource Allocation for Frequency-Selective Fading, Multi-Carrier Systems with Fairness Constraints," IEEE ICC 2009, pp.1-6, June 2009.
    [13] Erwu Liu, and Kin K. Leung, "Fair Resource Allocation under Rayleigh and/or Rician Fading Environments," IEEE PIMRC 2008, pp.1-5, September 2008.
    [14] Erwu Liu, and Kin K. Leung, "On Proportional Fair Scheduling in Multi-Antenna Wireless Mesh Networks—Theoretical Analysis," IEEE GLOBECOM 2008, pp. 168-172, November 2008.
    [15] Erwu Liu, and Kin K. Leung, "Proportional Fair Scheduling: Analytical Insight under Rayleigh Fading Environment," IEEE WCNC 2008, pp. 1883-1888, March 2008.
    and more ...

    PATENTS
    [1] THE METHOD AND DEVICE FOR ESTABLISHING COMMUNICATION BETWEEN THE MS AND THE BS IN THE MULTI-HOP RELAY NETWORK, WO2008034349.
    [2] A METHOD FOR CONTROLLING SIGNAL TRANSMITTING IN A NETWORK EQUIPMENT WHICH IS USED IN A MULTI-CHANNEL AND MULTI-HOP RELAY WIRELESS NETWORK, WO2008034350.
    [3] ACCESS METHOD, RELAY STATION, BASE STATION AND SYSTEM IN WIRELESS MULTI-HOP RELAY ACCESS NETWORK, WO2007128229.
    [4] METHOD AND DEVICE FOR SETTING UP CONNECTION BETWEEN MOBILE STATION AND BASE STATION IN MULTI-HOP RELAY NETWORK, US2009310515.
    [5] METHOD AND BASE STATION FOR BANDWIDTH ALLOCATION IN WIRELESS SINGLE-HOP SELF-BACKHAUL NETWORKS, US2007110004.
    [6] WIRELESS ACCESS CONTROL METHOD, RELAY STATION AND BASE STATION, US2007110016.
    [7] THE METHOD AND DEVICE FOR ESTABLISHING COMMUNICATION BETWEEN THE MS AND THE BS IN THE MULTI-HOP RELAY NETWORK, EP2068459.
    [8] A SELF-ADAPTIVE JITTER BUFFER ADJUSTMENT METHOD FOR PACKET-SWITCHED NETWORK, EP1517466.
    [9] METHOD AND BASE STATION FOR BANDWIDTH ALLOCATION IN WIRELESS SINGLE-HOP SELF-BACKHAUL NETWORKS, EP1806935.
    [10] WIRELESS ACCESS CONTROL METHOD, RELAY STATION AND BASE STATION, EP1786144.
    [11] DRAHTLOSES ZUGRIFFSTEUERUNGSVERFAHREN, ÜBERBRÜCKUNGSSTATION UND BASISSTATION, AT438273.
    [12] 无线单跳自回传网络中用于带宽分配的方法和基站, ZL200510110322.2.
    [13] 一种无线多跳自回传网络基站及其带宽分配方法, ZL200610023718.8.
    [14] 多控多的智能型无线遥控装置及方法, ZL200410025514.9.
    [15] 一种分组交换网络自适应抖动缓冲区调整方法, ZL 03151016.7.
    and more ...

    Conferencing

    Technical Program Committee (TPC) and Session Chair:

  • ICUMT 2009, ICUMT 2010, ICUMT 2011
  • PIMRC 2009
  • VTC 2008


    Referee for Journals and Conferences:

    Springer Wireless Personal Communications
    Elesevier Computer Networks
    IEEE Transactions on Wireless Communications
    IEEE Transactions on Communications
    IEEE Communications Letters
    Wiley Wireless Communications and Mobile Computing
    ETRI Journal
    OSA Optics Express
    OSA Journal of Optical Networking
    IEEE ICC, IEEE GLOBECOM, IEEE PIMRC, IEEE WCNC, IEEE VTC,
    IEEE ICUMT, ACITA, IEEE IPCCC, IEEE CSNDSP, IEEE ICN, EW, IARIA AICT, etc.