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1、無線系統實驗室WirelessSystemLab(ED900/913B)Li-ChunWang(王蒞君)DepartmentofCommunicationsEngineeringNationalChiaoTungUniversityHsinchu,Taiwanlichuncc.nctu.edu.twhttp:/cmbsd.cm.nctu.edu.tw/lichun烘台网蜒炯翻哉堂豁冕砷摹瞻约荔眺杀多绣络辕被消秤捐七建诚广吨罢次无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B0000021Wirele
2、ss Network Lab, NCTU, Taiwan3CTradeoffinWirelessqThe3C(Capacity,Cost,Cwality)TradeoffqThemorethingschanges,themoreremainthesame(AlphonseKarr,1808)High CapacityGood QualityLow Cost枪缅浚耪炬挝投耕衬蛰激侵尺芦启兔闭擞寐悼浮假稼牺貌密韧队索慑鞘姿无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B0000022Wireless N
3、etwork Lab, NCTU, TaiwanWhatisthefundamentalissueforwirelesscommunications?SpectrumEfficiency啄涟培缅冠两妄和运饶阔椭刊艺倘烷帮撒顿马绥俊瘪锈时熏汹掺黍文续邦无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B0000023Wireless Network Lab, NCTU, TaiwanMissionsq建立學生對無線通訊的系統整體概念。q研發Cross-LayerDesign的關鍵技術包括無線通訊實體層和無
4、線資源管理技術。q實驗室的座右銘學生為本，創意至上。ThinkBig!ThinkDifferent!ThinkSimple!疫货坷唤组宿替庞桨佑芹智毋航穴族椭的契祭乙怠杖恩蕉边蔽狗腆颠楚脉无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B0000024Wireless Network Lab, NCTU, Taiwan個人學歷l19821986 國立交通大學 控制工程系 學士 l19861988 國立台灣大學 電機研究所 碩士l19921995 美國喬治亞理工學院 碩士Georgia Institut
5、e of Technology, Master of Sciencel19951996 美國喬治亞理工學院 博士Georgia Institute of Technology, Ph. D.博士論文: Channel Modeling and Architecture Design for Cellular-Based Personal Communications郸闰赦梆琢欺圭样琼磐颧积笆反叭的戮肉吝抗讨姆滁半翟想棒脓诬掖撵兄无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B0000025Wirel
6、ess Network Lab, NCTU, Taiwan個人經歷l1990/071992/08 交通部電信研究所傳輸研究室,助理研究員l1995/011995/06 Nortel, BNR, Dallas, TX, Co-Opl1996/072000/01 AT&T Labs-Research, Holmdel, NJ Wireless Communication Research Department, Senior Member of Technical Staff l2000/022000/08 清華大學電機工程系 助理教授l2000/08迄今 交通大學電信工程系 副教授l2002/0
7、1迄今 NCTU Cisco Academy Training Center, Cisco Certified Academy Instructor覆跌淡啮粱韦痞婴僚餐攘咀斡侦斜析往磅楔省濒炬敌拟惋潍土阵阎囤封垂无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B0000026Wireless Network Lab, NCTU, Taiwan專業領域-無線系統技術q著重無線系統中之跨階層適應技術(Cross-layer Link Adaptation and Protocol Design)、無線資源
8、管理 (Radio Resource Management)技術:MIMO無線系統; MIMO 超寬頻無線電系統(Ultra-Wide Band, UWB) Wireless Mesh NetworkCross-Layer Link Adaptation TechniquesAdvanced CDMA之無線資源管理技術:Cooperative Cognitive Radio鸟慧猖嘎挺伶棕鹿胺阐儡镀篆哺豫欣惟负隔社热距源哟歹躯僧音缩肾喳菱无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B0000027W
9、ireless Network Lab, NCTU, TaiwanProfessionalServicesqJournal/SpecialIssueEditor:AssociateEditor, IEEE Transaction on Wireless Communications,20012005AssociateEditor,International Journal of Sensor Networks(2005now)AssociateEditor,International Journal on Wireless Mobile Computing (2005now)GuestEdit
10、or,SpecialIssueonRadioResourceManagementandProtocolEngineeringinFutureIEEEBroadbandNetworksforIEEEWirelessCommunicationsMagazine,2006GuestEditor,SpecialIssueonMobileComputingandNetworking”of IEEE Journal on Selected Areas in Communications,Vol.23,No.6,June2005.冕渍侈呕贝贰门崖唐匀宠炎痢瘤肩棘茄熏樱宠寄摆苟铡木敬兴襄亚定管准无线系统实验室
11、WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B0000028Wireless Network Lab, NCTU, TaiwanHonorsq1997IEEEVehicularTechnologySocietyJackNeubauerMemorialAwardfortheBestPaperoftheYearontheSubjectofVehicularTechnologySystems.q傑出畢業生陳瓊璋(95年博士畢)中華電信研究所經理96年傑出青年工程師元智大學助理教授(tobeofficialon97)龍
12、騰論文獎張志文(96年博士畢)成大電機助理教授陳磊(93碩士畢)中國工程師傑出論文獎謝昆瑾(92碩士畢)國科會碩士論文獎渺妈鄂挫诧媚抉瘴并敦殷硼宜损蔡源辞尤彤虑淖水朽规守罕狂沮黑鱼腹乌无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B0000029Wireless Network Lab, NCTU, Taiwan研究理念與過程q研究最先進理論率先提出MIMOScheduling系統中之SoftCoverage觀念，建立MIMOScheduling系統正確的研究方向及新的研究領域，預期對未來Multi
13、userMIMOSystems將有重要貢獻。率先研究整合MIMO與UWB兩技術之間的PerformanceTradeoffAnalysisModel，提醒學術界避免往不正確的方向繼續發展。q與國際接軌積極參與重要國際會議每年均有論文發表於ICC或Globecom等FlagshipInternationalConference。在國際會議上給TutorialCourse，IEEEVTC2003Spring，IEEEVTC2007SpringandFall,IEEEPIMRC。受邀至國外知名大學及研究單位，包括美國Caltech、UniversityofFlorida、WINLAB、BellLab
14、s、香港大學、和香港科技大學演講，讓研究成果被世界頂尖學者知道並接受他們的考驗，進一步建立學術交流機會。憨嘱坎杯蔷烬盒藐厚担吗誊估强烘堰总李裹续阉揪畜炔鲤师星骨坷失儒荫无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000210Wireless Network Lab, NCTU, TaiwanPeopleq博士後研究員黃建華、鍾文敬(reporton2008)。q博士陳銘賓、劉維正、王中瑋、葉俥榮、SamerTalat。q碩士盧盈志、黃偉賢、蘇文山、陳政敏、陳皓、嚴語麟、DiegoBalles
15、teros。q專題王文新、楊峻民、蔣明虔。仰辕钳质阎失铭美帕仲笨透锦梳无后驳罚茫急贺刑邪顽理垫绑蚁多锈没瞬无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000211Wireless Network Lab, NCTU, TaiwanCurrentResearchqCognitiveRadio（感知無線電）Sponsor:國科會(2005.82008.7)Subjects:CognitiveMACProtocol（陳銘賓）ConcurrentTransmissionMACProtocol（王中瑋
16、）QoS-basedCognitiveScheduling(SamerTalat)qUltra-WideBand(UWB)Sponsor:國科會(2004.82007.7)Subject:MIMO-UWBMIMOAdHocChannelsSpace-Time-FrequencyCoding（劉維正)缄盎纤研半剿暮帘饿机难冶洁翌港她攒钉堤柞舟潭湃遵狠抛租熟诊摘洽黄无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000212Wireless Network Lab, NCTU, TaiwanCurr
17、entResearchqIntelligentTransportSystemSponsor:教育部卓越計劃（2006.32009.2)Subject:VehicularNetwork（黃建華)WirelessMeshNetwork（黃建華)qNetwork-CoordinationforMulti-CellOFDMSystemSponsor:工研院(2007.12007.12)Jointbasestationcoordinationanduserscheduling（葉俥榮)戳朋磁便绽遵雄渗塌浦倡装致淳捏菌季闯耀像阮蛇舞准贰垒落肌灸澡讳乏无线系统实验室WirelessSystemLabED90
18、0913B000002无线系统实验室WirelessSystemLabED900913B00000213Wireless Network Lab, NCTU, TaiwanNewProjectqCooperativeCognitiveRadioNetworkSponsor:國科會(2007.82010.7)Subject:CooperativeSensingandRobustTopologyControltechniquesCooperativeCognitiveMACProtocolMultiplexing-basedCooperativeMulti-hopsystems证俏乃仓躲止吕莱倦囱
19、落觅撰严发契韶虽沸戌震络违泞咒老冗歉劈媚日警无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000214Wireless Network Lab, NCTU, TaiwanMultiuser Scheduling for MIMO Wireless Networks应聋沏冕籍粹味境成俐楷棘酮煌尧培楞捅宵岭堰余建棕阐半庚蚤尉柑痢屑无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000215Wirel
20、ess Network Lab, NCTU, TaiwanBackgroundonMIMOTechniquesqIndependentparalleltransmitandreceiveantennapairqMIMOantennatechniquesboostchannelcapacityenhancelinkreliabilityrejectstronginterferenceTxRxNtNr仁护貌阔鬃朵杠线崔丽版氯消牢忘绢屹掺哮打契汹胁努耪介泅惑最褂析劲无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900
21、913B00000216Wireless Network Lab, NCTU, TaiwanMajorChallengesforMIMOTechniquesDifficulties to simultaneously leverage the benefits of diversity and multiplexing- e.g. diversity-multiplexing tradeoff (huge capacity gain - may come at a price of reduced link reliability)- implementation complexity豪役囚硬
22、旁将震荣澜殖韶郭急遇俗侈烹疚鉴跑拾攻撇债狠堤职窟带记坐铭无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000217Wireless Network Lab, NCTU, TaiwanDiversity-MultiplexingTradeoffqDiversity-improvelinkreliabilitybyreplicasqMultuplexing-enhancedataratebymultiplexingTxRxaaaaTxRxab a+bb+abaaabasubchannel inte
23、rference canceling is required骡骗矛晃慰奶讲楷哥丧萝四泪酒拳赦驶球软石据疼慎槛撇贩剿捻撞挽昔臆无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000218Wireless Network Lab, NCTU, TaiwanBackgroundonSchedulingTechniquesqThroughperiodicallyselectingthebestusertoserve,thesystemperformanceisimprovedbyexploitingmu
24、ltiuserdiversityorcooperativediversity.qOrderedStatisticsisthefundamentalmathematicaltechniquesforanalyzingtheschedulingwirelesssystems.祟惜切那澄遂炸臀渴焉掌蕉祥尤绸客熄枕蹈渐书厄毋喻赂谰笔思谜豁瑟蕉无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000219Wireless Network Lab, NCTU, TaiwanAMultiuserMIMOSche
25、dulingSystem Perfect SNR estimation and noiseless feedback Hk= hij(k) , each hij(k) is subject to Nakagami fading The BS selects the target user with highest effective SNR炒梆调江措伪刮搂愈诛哩晾枯街盅雷流显衰显约犯诵猖车锗迪稀厢滦情焚无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000220Wireless Network
26、Lab, NCTU, TaiwanEffectofSWNSFSchedulingonminSWNSF scheduling enhances the output SNR of the weakest subchannel 3 2 1勘涂迢筐非债硬甚抢缅晴龙撮锡呛汁促已五徊些面妻促闭苑凰败完给登滚无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000221Wireless Network Lab, NCTU, TaiwanEffectofSWNSFSchedulingonCoverageMSMI
27、MO + RR SchedulingMSMIMO + SWNSF Scheduling (“soft” coverage depends on K)领被辑雕奔晕衡客拾栅惧堰欠锡怕比沿艰蕊祸力贰庞骏垮积麓陪置台井结无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000222Wireless Network Lab, NCTU, TaiwanCoverageExtension&CapacityImprovementnumberofantennasnumberofusers何蛇扣翼婴冉棚触忆请肠周辟细
28、荡呕绦庭愉书姨慈欠董罐馆朴瘸拧入掩诉无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000223Wireless Network Lab, NCTU, TaiwanPublicationsSchedulingforMIMOSystems1.Chiung-JangChenandLi-ChunWang,“AUnifiedCapacityAnalysisforWirelessSystemswithJointMultiuserSchedulingandAntennaDiversityinNakagami
29、FadingChannels,”IEEETrans.onCommunications,vol.54,No.3,pp.469478,Mar.2006.2.Chiung-JangChenandLi-ChunWang,EnhancingCoverageandCapacityforMultiuserMIMOSystemsbyUtilizingScheduling,IEEETrans.onWirelessCommunications,Vol.5,No.5,pp.1148-1157,May2006.3.Chiung-Jang Chen and Li-Chun Wang, Impacts of Radio
30、ChannelCharacteristics, Heterogenous Traffic Intensity and Near-Far EffectonRateAdaptiveSchedulingAlgorithms,IEEETrans.onVehicularTechnology,Vol.55,No.5,pp.15441554,Sep.20064.Chiung-Jang Chen and Li-Chun Wang, “Performance Analysis ofSchedulinginMultiuserMIMOSystemswithZero-ForcingReceivers,”IEEEJou
31、rnalofSelectedAreainCommunication,July2007.5.Li-ChunWangandChu-JungYeh,“ComparisonofScalarFeedbackMechanisms in MIMO Scheduling Systems,” Wireless Personal Mulitmedia (WPMC),pp.1172-1176,Sep.2005.6.Li-Chun Wang and Chu-Jung Yeh,“On the Performance of Zero-ForcingBeamformingforMIMOBroadcastSystems,”2
32、007IEEEAP-S International Symposium on Antennas and Propagation inHonolulu,Hawaii,USA,June2007美扦厂董岔咱找膘吝巴尊瘫釉聂打蘸鲜蘸尸脖末晴三湖组景却素惹狄藕辈无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000224Wireless Network Lab, NCTU, TaiwanMIMOUltra-Wideband7.Li-ChunWang,Wei-ChengLiu,andKuan-JiinShi
33、eh,“Ontheperformanceofusingmultipletransmitandreceiveantennasinpulsebasedultra-widebandsystems,”IEEE Transactions on Wireless Communications,vol.4,no.6,pp.2738-2750,Nov.2005.8.Wei-ChengLiuandLi-ChunWang,“Performanceanalysisofpulsebasedultra-widebandsystemsinthehighlyfrequencyselectivefadingchannelwi
34、thclusterproperty,”VTC2006-Spring.WirelessMeshNetwork:9.Jane-HwaHuang,Li-ChunWang,andChung-JuChang,“CoverageandCapacityofAWirelessMeshNetwork”,IEEE International Conference on Wireless Networks, Communications and Mobile Computing, pp.458463,June2005.10.Jane-HwaHuang,Li-ChunWang,andChung-JuChang,“De
35、ploymentStrategiesofAccessPointsforOutdoorWirelessLocalAreaNetworks,”IEEE VTC 2005,pp.29492953,May2005.11.Jane-HwaHuang,Li-ChunWang,andChung-JuChang,“CoverageEnhancementforaMulti-channelRing-basedWirelessMeshNetworkwithGuaranteedThroughputandDelay,”IEEEICC2006.肄研氰稻阮拄键器灰曰年手卫史紫煞财欲电来胜脐闺惠业梗剧施坠凸傣绩无线系统实验室
36、WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000225Wireless Network Lab, NCTU, TaiwanAdvancedCDMASystems11.Li-ChunWangandChih-WenChang,“OnthePerformanceofMulticarrierDS-CDMAwithImperfectPowerControlandVariableSpreadingFactors,”IEEEJournalonSelectedAreasinCommunications,Speciali
37、ssueonAdvancesinMulticarrierCDMA,Vol.24,No.6,pp.1154-1166,June2006.12.Li-ChunWangandChih-WenChang,“ProbabilityoffalsepowercontrolcommandinCDMAsystemssubjecttomeasurementerrors,”IEEECommunicationsLetters,vol.9,no.4,pp.298-300,Apr.2005.13.Ching-YuLiao,Li-ChunWangandChung-JuChang,ComparisonofDownlinkPo
38、werAllocationMechanismsinSoftHandofffortheWCDMASystemwithHeterogeneousCellStructures,ACM/KluwerWirelessNetwork,pp.593-605,Nov.2005(EI,SCI:1.17)14.Chih-MinChao,Yu-CheeTseng,Li-ChunWang,“ReducingInternalandExternalFragmentationsofOVSFCodesinWCDMASystemswithMultipleCodes,”IEEETrans.onWirelessCommunicat
39、ions,Vol.4,No.4,pp.15161526,July2005(EI,SCI:1.232)稿絮池显粹韧隔近雹块毁涌碗烛爱宠掏切峙殴玲赃党要砧釜恼腺倚督撒琵无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000226Wireless Network Lab, NCTU, TaiwanAdvancedCDMASystems16.Chih-MinChao,Yu-CheeTseng,Li-ChunWang,“DynamicBandwidthAllocationforMultimediaTraf
40、ficwithRateGuaranteeandFairAccessinWCDMASystems,IEEETrans.onMobileComputing,Vol.4,No.5,pp.420429,Sep./Oct.200517.Li-ChunWang,Shi-YenHuang,andYu-CheeTseng,InterferenceAnalysisandResourceAllocationforTDD-CDMASystemstoSupportAsymmetricServicesbyUsingDirectionalAntennas,IEEETrans.onVehicularTechnology,V
41、ol.54,No.3,pp.1056-1069,May200518.Li-ChunWang,Ming-ChiChenandYi-ChengChen,ACross-layerCost-functionBasedRateAdaptationMechanismfortheWCDMASystemwithMulti-classServicesbyTransportFormatSelection,WirelessCommunicationsandMobileComputing(WileyInterScience),Vol.5,No.4,pp.397406,July2005.19.Li-ChunWangan
42、dChih-WenChang,“AninterferenceavoidancecodeassignmentstrategyforMC-DS-CDMAwithTF-domainSpreading,”acceptedbyIEEEInternationalConferenceonCommunications 2006.栈胡盅枉沛不菲背根诽峰蟹埠董洪饭穴敢兰苇蚜赊熄莉氢煤布来茫逾沮疏无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000227Wireless Network Lab, NCTU, Tai
43、wanFastHARQforHSDPA20.Li-ChunWangandChih-WenChang,“GapProcessingTimeAnalysisforStallAvoidanceMechanismsforHighSpeedDownlinkPacketAccesswithParallelHARQSchemes,”IEEETrans.onMobileComputing,Vol.5,No.11,pp.1591-1605,Nov.2006.21.Li-ChunWang,Chih-WenChang,andChung-JuChang,“OnthePerformanceofIndicator-bas
44、edStallAvoidanceforHigh-SpeedDownlinkPacketAccessSystems,”IEEETrans.onVehicularTechnology,Vol.55,No.2,pp.691703,March2006.Cross-LayerProtocolDesignforWLANandSensorNetwork22.L.C.WangandC.H.Lee,“ATCP-physicalcross-layercongestioncontrolmechanismforthemultirateWCDMAsystemusingexplicitratechangenotifica
45、tion,IEEEInternationalConferenceonAdvancedInformationNetworkingandApplication,vol.2,pp.449-452,Mar2005.23.Li-ChunWang,Chung-WeiWang,andChuan-MingLiu,“AdaptiveContentionWindow-basedClusterHeadElectionAlgorithmsforWirelessSensorNetworks,”appearedintheVTC05 Fall.24.Li-ChunWang,Hung-HsiChen,andAndersonC
46、hen,“OptimalChannelSearchTimeforHandoffintheIEEE802.11WLANs”, toappearinVTC2006-Spring.25.Li-ChunWang,Kuang-NanYen,andAndersonChen,“JointRateandPowerAdaptationforWirelessLocalAreaNetworksinNakagamiFadingChannels,”toappearinIEEEWCNC,Apr.2006瑞午硷斑颅劫说酚则辗政拱它商阜梢跌不连烯卧膳赋攒架胯谆操秦怖吩恋无线系统实验室WirelessSystemLabED900913B000002无线系统实验室WirelessSystemLabED900913B00000228Wireless Network Lab, NCTU, Taiwan
