【正文】 sical channels and mapping of transport channels onto physical channels(TDD), [2] 3GPP TS , multiplexing and channel coding (TDD), [3] 3GPP TS , physical layer procedures(TDD), [4] 3GPP TS , services provided by the physical layer, [5] 3GPP TS , UE radio access capabilities, [6] 3GPP TS , HSDPA overall description, [7] 3GPP TS , MAC protocol specification, [8] 3GPP TS , UTRAN Iur interface RNSAP signalling, [9] 3GPP TS , UTRAN Iur interface user plane protocols for CCH data streams, [10] 3GPP TS , UTRAN Iub interface NBAP signalling, [11] 3GPP TS , UTRAN Iub interface user plane protocols for CCH data streams, [12] 3GPP TR , Physical layer aspects of UTRA High Speed Downlink Packet Access, [13] 3GPP TR , High Speed Downlink Packet Access (HSDPA) enhancements, [14] TDSCDMA 第三代移動(dòng)通信系統(tǒng)標(biāo)準(zhǔn) [15] HSDPA 特性需求分析報(bào)告 縮寫(xiě)術(shù)語(yǔ) AM Acknowledged Mode AMC Adaptive Modulation and Coding CFN Connection Frame Number CP Control Plane CQI Channel Quality Indicator DCH Dedicated Channel DSCH Downlink Shared CHannel XX 移動(dòng)通信設(shè)備有限公司 HSDPA 實(shí)現(xiàn)方案設(shè)計(jì)報(bào)告 第 5 頁(yè) 共 23 頁(yè) FEC Forward Error Correction FP Frame Protocol RV Redundancy Version HARQ Hybrid Automatic Repeat reQuest HCSN HSSCCH Cyclic Sequence Number HSDPA High Speed Downlink Packet Access HSDSCH High Speed Downlink Shared Channel HSPDSCH High Speed Physical Downlink Shared Channel HSSCCH Shared Control Channel for HSDSCH HSSICH Shared Information Channel for HSSICH IE Information Element MAChs Medium Access Controlhigh speed PDU Protocol Data Unit RL Radio Link SDU Service Data Unit SID Size InDex TB Transport Block TFRI Transport Format and Resource Indicator TNL Transport Network Layer TSN Transport Serial Number TTI Transmission Time Interval VF Version Flag XX 移動(dòng)通信設(shè)備有限公司 HSDPA 實(shí)現(xiàn)方案設(shè)計(jì)報(bào)告 第 6 頁(yè) 共 23 頁(yè) 2 一些說(shuō)明 本文只討論了單載波 HSDPA的一些實(shí)現(xiàn)問(wèn)題，重點(diǎn)總結(jié)了相關(guān)的信令流程和高層算法。 預(yù)期讀者和閱讀建議 本文檔可供 RRM 算法研究人員， RNC、 Node B 和 UE 的開(kāi)發(fā)人員閱讀。 UE N o d e B S e r v i n gR N CD r i f tR N CR N S A PR N S A PR N S A PN B A PN B A PR N S A PN B A PN B A PRRCRRCRRC RRC4 . R a d i o L i n k R e c o n f i g R e a d y1 . R a d i o L i n k R e c o n f i g P r e p a r e2 . R a d i o L i n k R e c o n f i g P r e p a r e3 . R a d i o L i n k R e c o n f i g R e a d y 7 A L C A P I u b T r a n s . B e a r e r S e t u p 8 A L C A P I u r T r a n s . B e a r e r S e t u p 9 . D C C H : R a d i o B e a r e r R e c o n f i g u r a t i o n1 0 . D C C H : R a d i o B e a r e r R e c o n f i g u r a t i o n C o m p l e t eH SD SCH FPH SD SCH FPH SD SCH FPH S D S C H F PH SD SCH FPH SD SCH FP1 2 . H S D S C H : C a p a c i t y R e q u e s t1 1 . H S D S C H : C a p a c i t y R e q u e s t1 3 . H S D S C H : C a p a c i t y A l l o c a t i o n1 4 . H S D S C H :C a p a c i t y A l l o c a t i o n1 5 . D a t a t r a n s f e rN B A P N B A P6 . R a d i o L i n k R e c o n f i g C o m m i tM A C h s M A C h s1 6 . H S S C C H R N S A PR N S A P5 . R a d i o L i n k R e c o n f i g C o m m i t1 7 . D a t a t r a n s f e r 圖 ： HSDSCH Configuration and Capacity Allocation 該流程假定用戶已處于 CELL_DCH 狀態(tài)，并且已經(jīng)建立了用戶面無(wú)線鏈路。 ? 如果 RADIO_LINK_RECONFIGURATION_PREPARE 消息中攜帶的 HSDSCH Information IE 含有 HSDSCH MACd Flows Information IE ，而后者為一個(gè)優(yōu)先級(jí)隊(duì)列提供了 MAChs Guaranteed Bit Rate IE，則 Node B 將使用這些信息來(lái)優(yōu)化相應(yīng) HSDPA 優(yōu)先級(jí)隊(duì)列的 MAChs 調(diào)度決策。 (7)SRNC 向 UE 發(fā)送 RADIO_BEARER_RECONFIGURATION 消息來(lái)告知其建立所請(qǐng)求的HSDSCH 信道。（這是通過(guò) Iur 和 Iub 接口間的兩級(jí)中繼實(shí)現(xiàn)的）。 C R NC Nod e BRA D I O L I N K RECO N F I G U RA T I O N REQ U ES TRA D I O L I N K RECO N F I G U RA T I O N RES P O N S E 圖 ： Unsynchronised Radio Link Reconfiguration Procedure, Successful Operation UE UT RANT RANSP O R T CHA NNELRECO NFI G URA T I O NT RANSP O R T CHA NNELRECO NFI G URA T I O N CO M PL ET E 圖 ： Transport channel reconfiguration, normal flow 圖 ， CRNC 向 Node B 發(fā)送的 ”RADIO LINK RECONFIGURATION REQUEST”消息中，包含有與 HSDPA 配置更改相關(guān)的 IE 如下： HSDSCH Information To Modify Unsynchronised XX 移動(dòng)通信設(shè)備有限公司 HSDPA 實(shí)現(xiàn)方案設(shè)計(jì)報(bào)告 第 14 頁(yè) 共 23 頁(yè) IE/Group Name Presence Range IE Type and Reference Semantics Description HSDSCH MACd Flow Specific Information 0..maxnoofMACdFlows HSDSCH MACd Flow ID M Allocation/Retention Priority O Transport Bearer Request Indicator M Binding ID O Shall be ignored if bearer establishment with ALCAP. Transport Layer Address O Shall be ignored if bearer establishment with ALCAP. Priority Queue Information 0..maxnoofPrioQueues Priority Queue ID M Scheduling Priority Indicator O Discard Timer O MAChs Guaranteed Bit Rate O CQI Power Offset O For FDD only ACK Power Offset O For FDD only NACK Power Offset O For FDD only HSSCCH Power Offset O For FDD only TDD ACK NACK Power Offset O For TDD only HSDSCH MACd Flows Information(添加 MACd 流時(shí)使用 ) IE/Group Name Presence Range IE Type and Reference Semantics Description HSDSCH MACd Flow Specific Information 1..maxnoofMACdFlows HSDSCH MACd Flow ID M Allocation/Retention Priority M Binding ID O Shall be ignored if bearer establishment with ALCAP. Transport Layer Address O Shall be ignored if bearer establishment with ALCAP. Priority Queue Information 1..maxnoofPrioQueues Priority Queue ID M XX 移動(dòng)通信設(shè)備有限公司