1、 Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Specifications Amendment 2: MAC Enhancements for Robust Audio Video Streaming Sponsored by the LAN/MAN Standards Committee IEEE 3 Park Avenue New York, NY 10016-5997 USA 29 May 2012 IEEE Computer Society IEEE Std 802.11aa-20
2、12(Amendment to IEEE Std 802.11-2012,as amended by IEEE Std 802.11ae-2012) IEEE Standard for Information technology Telecommunications and information exchange between systems Local and metropolitan area networks Specific requirements IEEE Std 802.11aa-2012(Amendment toIEEE Std 802.11-2012,as amende
3、d by IEEE Std 802.11ae-2012)IEEE Standard for Information technology Telecommunications and information exchange between systemsLocal and metropolitan area networks Specific requirementsPart 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) SpecificationsAmendment 2: MAC Enhancem
4、ents for Robust Audio Video StreamingSponsorLAN/MAN Standards Committee of the IEEE Computer SocietyApproved 29 March 2012IEEE-SA Standards BoardThe Institute of Electrical and Electronics Engineers, Inc.3 Park Avenue, New York, NY 10016-5997, USACopyright 2012 by The Institute of Electrical and Ele
5、ctronics Engineers, Inc.All rights reserved. Published 29 May 2012. Printed in the United States of America.IEEE and 802 are registered trademarks in the U.S. Patent +1 978 750 8400. Permission to photocopy portions of anyindividual standard for educational classroom use can also be obtained through
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18、All rights reserved. vParticipantsAt the time this amendment was sent to sponsor ballot, the IEEE 802.11 Working Group had the followingofficers:Bruce P. Kraemer, ChairAdrian P. Stephens and Jon Walter Rosdahl, Vice-ChairsStephen McCann, SecretaryPeter Ecclesine, Technical EditorThe following were o
19、fficers of Task Group aa:Graham K. Smith, ChairAlex Ashley, Vice-ChairGanesh Venkatesan, SecretaryAlex Ashley, Technical EditorWhen the IEEE 802.11 Working Group first approved this amendment, Task Group aa had the followingmembership:Ganesh Venkatesan, ChairAlex Ashley, Vice ChairHang Lui, Technica
20、l EditorOsama S. Aboul-MagdSantosh P. AbrahamCarlos H. AldanaDavid C. AndrusLee R. ArmstrongYusuke AsaiGeert A. AwaterDavid BagbyMichael BahrGabor BajkoRaja BanerjeaKaberi BanerjeeJohn R. BarrGal BassonTuncer BaykasJohn L. BenkoTed BoothDaniel BorgesAndre BourdouxGregory BreitWalter BugaG. BumillerN
21、ancy Cam-WingetNecati CanpolatLaurent CariouPhilippe ChambelinKapseok ChangClint F. ChaplinLidong ChenMinho CheongWoong ChoChang-Soon ChoiInhwan ChoiIn-Kyeong ChoiJee-Yon ChoiLiwen ChuJohn CoffeyCharles I. CookCarlos CordeiroXavier P. CostaSubir DasRolf J. de VegtTheodorus DenteneerSusan DickeyJohn
22、DorseyOffie DrennanRoger P. DurandDonald E. EastlakeMarc EmmelmannVinko ErcegLeonardo EstevezMatthew J. FischerWayne K. FisherAtsushi FujimotoWen GaoMatthew GastJames P. GilbJeffrey GilbertClaude GiraudRonald GlibberyReinhard GlogerMichelle GongDavid GoodallSudheer A. GrandhiMichael GrigatMark Grodz
23、inskyDavid HalaszMark HamiltonChristopher J. HansenHiroshi HaradaDan N. HarkinsBrian D. HartChris HartmanAmer A. HassanRobert F. HeileGuido R. HiertzGarth D. HillmanSeungeun HongJu-Lan HsuWendong HuTian-Wei HuangDavid HunterBrima IbrahimAkio IsoWynona JacobsAvinash JainLusheng JiSunggeun JinJunho Jo
24、Vince JonesPadam KafleCarl W. KainNaveen K. KakaniJeyhan KaraoguzAssaf Y. KasherShuzo KatoTatsuya KatoRichard H. KennedyJohn KenneyStuart J. KerryEung S. KimJoonsuk KimKyeongpyo KimYongsun KimYouhan KimYoungsoo KimYunjoo KimShoichi Kitazawavi Copyright 2012 IEEE. All rights reserved.Major contributi
25、ons were received from the following individuals:Jarkko KnecktMarm M. KobayashiFumihide KojimaTom KolzeThomas M. KuriharaJoseph KwakHyoungjin KwonUi K. KwonIsmail LakkisPaul LambertZhou LanLeonardo LananteJeremy A. LandtJoseph P. LauerJae S. LeeWooyong LeeYuro LeePei LiuPeter LocArtyom LomayevHui-Li
26、ng LouBradley LynchMichael LynchAlastair MalarkyJouni K. MalinenAlexander MaltsevHiroshi ManoBill MarshallRoman M. MaslennikovJustin P. McNewMurat MeseSven MeseckeRobert R. MillerJochen MirollApurva ModyMichael MontemurroRajendra T. MoortiHitoshi MoriokaYuichi MoriokaDaniel C. MurAnthony MurabitoPet
27、er MurrayAndrew MylesYuhei NagaoHiroki NakanoSai S. NandagopalanChiu NgoPaul NikolichYujin NohJong-Ee OhYouko OmoriSatoshi OyamaRichard H. PaineJaewoo ParkMinyoung ParkBemini H. PeirisEldad PerahiaJames E. PetranovichAlbert PetrickJohn PetroVishakan PonnampalamJames D. PortaroHenry S. PtasinskiRene
28、PurnadiIvan PustogarovEmily H. QiHuyu QuJim E. RaabMohammad RahmanHarish RamamurthyStephen G. RaymentIvan ReedeAlex ReznikSandrine RoblotRandal RoebuckRichard RoyAli SadriKazuyuki SakodaHemanth SampathHirokazu SawadaJean SchwoererYongho SeokHuairong ShaoStephen J. ShellhammerBazhong ShenIan Sherlock
29、Nobuhiko ShibagakiAshish ShuklaFrancois SimonShubhranshu SinghSudhir SrinivasaRobert StaceyDorothy StanleyDavid S. StephensonJohn StineGuenael T. StruttChin-Sean SumMohammad H. TaghaviMineo TakaiYasushi TakatoriTeik-Kheong TanAlireza TarighatGeoffrey ThompsonAllan ThomsonJerry ThrasherEric TokuboIch
30、ihiko ToyodaJason TrachewskySolomon B. TraininJean TsaoYung-Szu TuMasahiro UmehiraRichard D. Van NeeAllert Van ZelstPrabodh VarshneySameer VermaniGeorge A. VlantisJesse R. WalkerChao-Chun WangHaiguang WangJunyi WangQi WangCraig D. WarrenFujio WatanabeMenzo M. WentinkPyo C. WooJames WorshamHarry R. W
31、orstellFonchi WuLiuyang YangJames YeePeter YeeSu K. YongChristopher YoungArtur ZaksHongyuan ZhangNing ZhangMeiyuan ZhaoShiwei ZhaoChunhui ZhuOsama Aboul-MagdAlex AshleyYonghwan BangMatilda BenvenisteDouglas ChanLiwen ChuTodor CooklevYacine Ghamri DoudaneMark HamiltonDan N. HarkinsBrian D. HartDavid
32、HunterNaveen K. KakaniJun LiHang LiuXiaojun MaIshan MandrekarBill MarshallSaurabh MathurJochen MirollAndrew MylesSanjiv NandaIvan PustogarovSatish PuttaLuke QianRaghuram RangarajanEd ReussKevin RheeAlexander SafonovJohn SimonsGraham K. SmithRobert StaceyRohit SuriAllan ThomsonGanesh VenkatesanGeorge
33、 A. VlantisQi WangMingquan WuJing ZhuCopyright 2012 IEEE. All rights reserved. viiThe following members of the individual balloting committee voted on this amendment. Balloters may havevoted for approval, disapproval, or abstention.Tomoko AdachiIwan AdhicandraThomas AlexanderRichard AlfvinMark Ander
34、sonButch AntonLee R. ArmstrongAlex AshleyArthur AstrinKwok Shum AuMichael BahrNancy BravinJohn BuffingtonWilliam ByrdWilliam CarneyClint F. ChaplinKeith ChowCharles I. CookRay DavisWael DiabPatrick DiamondThomas DineenSourav DuttaPeter EcclesineRichard EckardRichard EdgarDennis EdwardsMatthew J. Fis
35、cherAndre FournierAvraham FreedmanGeoffrey GarnerMatthew GastPieter-Paul GiesbertsGregory GilloolyReinhard GlogerDavid GoodallSudheer A. GrandhiRandall GrovesMichael GundlachC. GuyRainer HachMark HamiltonRodney HemmingerJerome HenryMarco HernandezDavid HunterTetsushi IkegamiNoriyuki IkeuchiYasuhiko
36、InoueSergiu IordanescuAkio IsoAtsushi ItoMitsuru IwaokaRaj JainJunghoon JeeTal KaitzNaveen K. KakaniShinkyo KakuRuediger KaysStuart J. KerryBrian KiernanYongbum KimYouhan KimBruce P. KraemerThomas M. KuriharaGeoff LadwigRichard LancasterJeremy A. LandtJan-Ray LiaoArthur LightWilliam LumpkinsGreg Lur
37、iElvis MaculubaJouni K. MalinenStephen McCannMichael McInnisGary MichelApurva ModyMichael MontemurroRick MurphyPeter MurrayNabil NasserMichael S. NewmanPaul NikolichKevin NollJohn NotorSatoshi ObaraRobert OHaraSatoshi OyamaStephen PalmBrian PhelpsClinton PowellVenkatesha PrasadMichael ProbascoHenry
38、S. PtasinskiJayaram RamasastryIvan ReedeMaximilian RiegelRobert RobinsonJon RosdahlRandall SafierShigenobu SasakiBartien SayogoShusaku ShimadaJohn ShortGil ShultzGraham K. SmithKapil SoodRobert StaceyDorothy StanleyKevin B. StantonThomas StaraiAdrian P. StephensWalter StrupplerGuenael T. StruttMark
39、SturzaBo SunJoseph TardoMichael Johas TeenerIchihiko ToyodaSolomon B. TraininMark-Rene UchidaDmitri VarsanofievPrabodh VarshneyGanesh VenkatesanJohn VergisBhupender VirkGeorge A. VlantisKhurram WaheedLei WangStanley WangStephen WebbKarl WeberHung-Yu WeiOren Yuenviii Copyright 2012 IEEE. All rights r
40、eserved.When the IEEE-SA Standards Board approved this amendment on 29 March 2012, it had the followingmembership:Richard H. Hulett, ChairJohn Kulick, Vice ChairRobert M. Grow, Past ChairJudith Gorman, Secretary*Member EmeritusAlso included are the following nonvoting IEEE-SA Standards Board liaison
41、s:Richard DeBlasio, DOE RepresentativeMichael Janezic, NIST RepresentativeDon MessinaIEEE Standards Program Manager, Document DevelopmentLisa PerryIEEE Standards Program Manager, Technical Program DevelopmentSatish AggarwalMasayuki AriyoshiPeter BalmaWilliam BartleyTed BurseClint ChaplinWael DiabJea
42、n-Philippe FaureAlexander GelmanPaul HouzJim HughesYoung Kuyn KimJoseph L. Koepfinger*David J. LawThomas LeeHung LingOleg LogvinovTed OlsenGary RobinsonJon Walter RosdahlMike SeaveyYatin TrivediPhil WinstonYu YuanCopyright 2012 IEEE. All rights reserved. ixIntroductionThis introduction is not part o
43、f IEEE Std 802.11aa-2012, IEEE Standard for Information technologyTelecommunications and information exchange between systemsLocal and metropolitan area networksSpecificrequirementsPart 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) SpecificationsAmendment 2: MAC Enhancements
44、for Robust Audio Video Streaming.This amendment defines enhancements to the IEEE 802.11 medium access control (MAC) to support robustaudio video (AV) streaming.The amendment specifies enhancements to the following standard and amendment to support robust AVstreaming: IEEE Std 802.11-2012 IEEE Std 80
45、2.11ae-2012x Copyright 2012 IEEE. All rights reserved.Contents1. Overview 21.3 Supplementary information on purpose . 22. Normative references. 23. Definitions, acronyms, and abbreviations 23.1 Definitions 23.2 Definitions specific to IEEE 802.11 . 23.3 Abbreviations and acronyms 34. General descrip
46、tion 44.3 Components of the IEEE 802.11 architecture 44.3.15 Mesh BSS: IEEE 802.11 wireless mesh network. 44.3.16 Robust audio video (AV) streaming. 45. MAC service definition . 65.1 Overview of MAC services 65.1.1 Data service 66. Layer management. 76.3 MLME SAP interface. 76.3.3 Scan 76.3.26 TS ma
47、nagement interface . 76.3.29 Block Ack . 136.3.67 DMS or GCR request and response procedure. 166.3.72 QoS Map Set element management 216.3.84 SCS request and response procedure 226.3.85 QLoad report management . 276.3.86 HCCA TXOP advertisement management. 316.3.87 Group membership management 356.3.
48、88 AP PeerKey management 398. Frame formats 418.2 MAC frame formats 418.2.4 Frame fields 418.3 Format of individual frame types . 428.3.1 Control frames 428.3.2 Data frames. 458.3.3 Management frames . 468.4 Management frame body components 468.4.1 Fields that are not information elements 468.4.2 In
49、formation elements 488.5 Action frame format details 628.5.3 QoS Action frame details . 628.5.5 Block Ack Action frame details . 658.5.8 Public Action details. 66Copyright 2012 IEEE. All rights reserved. xi8.5.11 Protected Dual of Public Action frames . 708.5.14 WNM Action details. 708.5.16 Self-protected Action frame details 718.5.19 Robust AV Streaming Action frame details . 729. MAC sublayer functional description 759.2 MAC architecture . 759.2.4 Hybrid coordination function (HCF) 759.3 DCF 769.3.2 Procedures common to the DCF and EDCAF 769.3.6 G
