TDSCDMAHSUPA技术应用总体介绍

1、TDSCDMAHSUPA技术应用总体介绍2345678910111213141516译码失败，因而必须引入有效的差错重传控制技术。17差。相反，FEC方式的实时性好，收发控制系统简单，但往往以最坏的信道条件设计纠错码，所以编码效率较低。181920212223242526272829303132行。33在RNC的配置下设定TFC集合，用户只从该集合中选取TFC 。343536算法用户公平性信道适应性时延Qos保证系统吞吐量复杂性Max C/I 最差好差最高较小RR 最好差差最低小PF 较好较好较好较高较大373839404142 E-DCH TFCI TPC Demultiplexing /S

2、plitting Coding and multiplexing Phy CH E-DCH . Coded Composite Transport Channel (CCTrCH) Phy CH ACK/NACK CQI TPC Demultiplexing/ Splitting Coded Composite Transport Channel (CCTrCH) TPC TFCI Phy CH . Coding and multiplexing DCH DCH Phy CH Phy CH E-UCCH E-RUCCH Phy CH Physical Channel Data Steams 4

3、3 MUX TPC TFCI SS . Coding and multiplexing DCH DCH Phy CH Phy CH (CCTrCH) Coded Composite Transport Channel Physical Channel Data Streams E-HICH ACK/NACK Phy CH Absolute Grant Phy CH E-AGCH Phy CH Phy CH HS-SCCH TFRI HARQ info TPC, SS . Coded Composite ( Decoding Transport Channel CCTrCH) MUX Phy C

4、H Phy CH 44 Associated Downlink Signalling E-DCH MAC-d FACH RACH DCCH DTCH DTCH DSCH DCH DCH MAC Control USCH ( TDD only ) CPCH ( FDD only ) CTCH BCCH CCCH SHCCH ( TDD only ) PCCH PCH FACH MAC-c/sh USCH ( TDD only ) DSCH MAC-hs HS-DSCH Associated Uplink Signalling Associated Downlink Signalling MAC-

5、es / MAC-e Associated Uplink Signalling 45 FACH RACH DCCH DTCH DTCH DSCH MAC Control Iur or local MAC Control DCH DCH MAC -d USCH TDD onlyMAC -c/sh CPCH FDD onlyCCCH CTCH BCCH SHCCH TDD onlyPCCH FACH PCH USCH TDD onlyDSCH MAC Control HS-DSCH HS-DSCH Associated Uplink Signalling Associated Downlink S

6、ignalling MAC -hs Configuration without MAC -c/sh Configurationwith MACConfiguration with MAC -c/sh E-DCH Associated Uplink Signalling Associated Downlink Signalling MAC Control MA C-es MAC -e MAC ControlIubc/sh4647484950Slot Format#Spreading FactorMidamble length (chips)NTFCI code word (bits)Nss&am

7、p;NTPC (bits)Bits/slotNData/Slot (bits)Ndata field (1) (bits)Ndata field (2) (bits)01614400&088 88444451614402&28884444051525354SlotFormat#SpreadingFactorMidamble length (chips)NTFCI code word (bits)NSS & NTPC(bits)Bits/slotNData/Slot (bits)Ndata field(1) (bits)Ndata field(2) (bits)01614400 & 0888844445556CommandHARQ acknowledgement indicator value (ah)NACK0ACK1,80 ,h nhr nbaC575859Spreading Fact