Associate Editor of IEEE Transaction on Mobile Computing (2010-)

2011: TPC Member of INFOCOM, COMSNET, WiOpt

2010: TPC Member of INFOCOM, ICNP, ICDCS, COMSNET, MSN, Broadnets, IEEE WoWMoM, WiOpt

2009: TPC Memebr of INFOCOM, ICNP, COMSNET, EWSN, VTC, PERCOM, Qshine, WiMD

2008: Organizing chair of VTS; TPC Member of INFOCOM, ICNP, EWSN;

2007: TPC Member of ICCCN, ICNP, EWSN, PERCOM

2006: TPC Chair of ISWPC 2006; Publicity Chair of WICON; TPC Member of ICDCS, WCNC, ICNP, EWSN, ICCCN;

2005: TPC Member of ICCCN

2004: TPC Member of ICNP; Organizer of Mobwiser

2003: TPC Member of INFOCOM

2002: TPC Member of INFOCOM and ICON

2001: TPC Member of INFOCOM

2000: TPC Member of INFOCOM and ICON