WaveMesh 简介

1、WAVE MESHWaveMeshmesh! #$%& #$()*+,-./0 123456./0 781 9: ; ?6(ABCDEFCGH=I JK 6LM ,26NOPQ6RST,U6VW,U% WaveMesh RXYZP 0 1 AMR/AMIC b cd :;efghij #$ ZigBee opPq0 #rd st d!u245 vw%ZigBee yz| #$%ZigBee O; YZ%ZigBee q ;/#rdCt ds % t d s /- %t “t d”6t d s#r 60 ”u2 ; t d 6“/0 2345;#rdst du245u23 Z %WaveMesh

2、 1 9: ;./ 0 123 45 ;./0 1RX %WaveMesh 1t ds 0 ;o ZigBee -/U ,2- t s K %? = WaveMesh ZigBee N CRST,UCYZ%; O“2Z 0 YZ bcd CZ AMR :; WaveMesh ZigBee %2WAVE MESHMesh! / t - * RX t FF6 t #$1 “VW” +, ,;t t t ;R t 6/+ =;PQ|%WaveMesh # $ht MAC - Medium Access Control Layer! s NWK - Network Layer! #$D% PHY -

3、Physical Layer!/ op; WaveMesh #$ MAC RX rw-FSKCFHSSCDSSSCOFDMCMIMO :% WaveMesh #$237YZ %WaveMesht#$ O V MANETs Mobile Ad Hoc Networks! ,2 o%t#$ h 0 / Z/v % O V t#$!oR #,2$%-1.23O MANET ; & b() X* b; uR+, -. /0s 1( 23%; 441 X56 ;0 7uR2 /089;:b ;O CSMA/CD t ?%o AB/CsDE AB%CABFGX0 ACC u289 H;IJKL/ M NO

4、%#P.Q; A s C R B 7SF/0%3WAVE MESHDEAB P.Q;T A s C 12UV V B;I A sC 89u W %0 B XY0 A 7Z ;0 C PX0 D 7Z% CSMA =;C 89 B_;4WAVE MESH_h+,/0aFbcdR D 7%IC R D 7euf BR A 7 aF/0%DEABgh #i%t#$ qjk P.Q;l RXq_ mn(Contention Free)s; Omn(Contention Based) qFj% mnr #$/q*s(TDMA)C tq*s(CDMA)suq*s(FDMA):% mnroYZ/v0 wr

5、GH= GSM :%;Omn t#$yzG-| #$ Random Access Protocols!s -/0#$ Dynamic ReservationCollision Resolution Protocols!%| = ALOHA;0 RX89 7 % ALOHA u ;e %-/0#$ _hb CSMA =u2 “C” s“DE”AB% =Z RTS/C TS re quest-to-send/clear-to-send!P+,/0; MACA multiple access collision avoidance!s5WAVE MESHMACAW MACA for wireless

6、 LANs!% O RTS/CTS “C” s“DE”AB:/wiki/IEEE_802.11_RTS/CTS%WaveMeshWaveMesh tZhjO* MACAW %= q_5 -RTS-CTS-DS-DATA-ACK%WaveMesh t!oG -w s * %i RTSCCTS s DS -.w 7;e DATA s ACK -. 7%O WaveMesh 9 =;0 78 : ; 0 ”/ w;w -./0 R2, F%RTS s CTS -.Z CSMA/CA backoff w% CTS Z CSMA/CA Back off w W

7、aveMesh t + %WaveMesh RTS/CTS backoff w hmn9,C,2AB%WaveMesh t RTS s CTS ”h DS -.;DS -.RX”zRTS/CTS ;RXZ DS -. )*2- C:%WaveMesh )*+,RXN Z DS -. %-. DATA / ACK ; h WaveMesh -.12- b%WaveMesh tZh* ; ? #L-1. O rw vw; vwhiF %* RX ;FF ; B %2. Ou 7-. u ;-.q u 7RXFF i/0 %3. * ZRX)N QOS +,%6WAVE MESHWaveMesh!

8、#$%O v 0 ;45 2i %I _h23 !o23- ;0 !o45 , e89 /ViJ0 %e;0 45 h AB FF t u,;: b X %O WaveMesh ZigBee u45 -t ds#r d; u2 ZigBee %_h WaveMesh 0 4 AB;WaveMesh Zh+ M; 23 45 0 ; /b / t%WaveMesh M t ;u!o /+ op;RX WaveMesh #$u rw vw%R Xf MAC s #$ ; YZcu 0 45C %WaveMesh M WaveMesh .+/ ; P WaveMesh P0 123 5 %WaveM

9、eshWaveMesh t #$Z OLDM #$ (On-demand Light-weight Dynamic Multip ath Routing Protocol) ; V MANET Mobile Ad-Hoc Network! Ad Hoc t #$% eZO ACGH=IJ)K %OLDM #$,7hyz t #$ t t # B% OLDM yz/ 23(“* multipath!” t #$;/“? uniquepath!”t #$ AODVCOLSR :.u L%io + /-0 R2* ij0 t 6t ,UC CAK6t 6t =* * RX C 2Ct)XY :623

10、 GH=7WAVE MESHIJ;t 7 L6/t t6 B6( DEF6R,U6.3 RX“/0C4K t MCU !%OLDM t #$RXYZ AMR/AMI!C2 C 2 C wC Cbcd : O;:Z z. / %OLDM t #$ WaveMesh .+/ ;-/)*LM +,% OLDM t #$RXf WaveMesh t#$s M=(”%WaveMeshZigBeeZigBee *+ZigBee #;o ZigBee Alliance w; Z IEEE 802.15.4 % D 1 f %o+ /C C C F 0 C * GHC ACKCR C%ZigBee # # q

11、 _ PHY!C1 MAC!C NWK ! C Y Z APL ! : % R q _ ZigBee CoordinatorCZigBee RouterCZigBee End Device : % GH / StarCTreeCMesh : %ZigBee o+ 802.15.4 ; ” 2.4GHz u Z DSSS rw %0 RX45;I t t du245;!o s! #rd%ZigBee / u :2004;2006 s 2007% ZigBee2004 u%Ze ZigBee2006 /)* o&%ZigBee2007 h* +,-u qC-. q Ch( ! ,% GHZq) k

12、 =;) t d * 0 wr=%t #$Z AODV =t d”t %8WAVE MESHZigBeeu0 -1. #rd Coordiantion- ! * ; ”+,t d %2. t d Router-” -.;3. End Device-uft ;ft d/.jf- %ZigBee GH= P.Q;i#rdst du2 ;“ /0 RX45% DS#-1. ft d#rd2. ./t ds#rd 3. t d#rdu245;e!o/0 VO04. 0 ”u2 b5. ZigBee2007 Pro D t d _ 500+;t d RX! 32-64 0 %ZigBee L -1. 0

13、 22. Cluster-Tree GH= / t3. (DEF 9WAVE MESH4. ZigBee 3 % ;u 4 R2 ZigBee -1. t ds#rdu2452. Cluster-Tree GH= GHFIJ tZ s ;uGH=5 IJ 3. u 6F ;-./0s7y84. 9#rdu2- :* ;4 )*;% ? J; hZ ZigBee %WaveMesh VS ZigBee ZigBee;WaveMesh ( peer to peer! Mesh GH=; ,A0 12siJ0 %RX#P.Q =%WaveMesh B- Mesh ; 0 2s781 ; 0 1RX45;0 +,“ +t d” %WaveMesh “/ jr; ) GH?Cjr?2. ,CR,U3. ,U;Pq0 D EFu - 4.ZBCF5. #$G tHI;aJKLM6. RF /* rC(VY7. F -.N68. RF OP QRWaveMesh -1. u3%ZigBee f WaveMesh |-ZigBeeWaveMesh0 jrsLCoordinatorsC? jr; ) %RoutersCEnd Devices , U C R ,: % End Devices RUC ZBCX45%F;0 1RX45GH=Cluster-TreePeer-to-Pe