Content for TR 25.702 Word version: 12.1.0
4 DCH enhancements
5 MAC layer eEnhancements
6 UE power consumption efficiency
7 Voice over HSPA (VoHSPA)
8 Simulation assumptions
4 DCH enhancements Word‑p. 10
4.1 UpLink (UL) physical layer enhancements
4.1.1 UL Frame Early Termination (FET)
4.1.1.1 Option 1: Repetition of 10ms TTI frame
4.1.1.1.1 Outer Loop Power Control (OLPC) algorithm in UL
4.1.1.1.2 UL DTCH/DCCH compression and repetition Word‑p. 11
4.1.1.2 Option 2: New rate matching and interleaving chains Word‑p. 12
4.1.1.2.1 Encoding procedure of UL Early Termination (ET) Word‑p. 13
4.1.1.2.2 Transport block concatenation for single TrCH
4.1.1.2.3 CRC attachment
4.1.1.2.4 Channel coding
4.1.1.2.5 Rate matching and interleaving Word‑p. 14
4.1.1.2.6 Physical channel mapping
4.1.1.2.7 Stop data transmission based on early termination indicator
4.1.1.2.8 Power adjustment Word‑p. 15
4.1.1.2.9 Early Termination (ET) of both DL and UL data transmission
4.1.1.2.10 TFCI based transmission
4.1.2 UL DPCCH slot format optimization Word‑p. 16
4.1.2.1 Option 1: Removing TFCI fields
4.1.2.2 Option 2: Reusing legacy UL DPCCH slot format Word‑p. 17
4.1.2.3 Option 3: Relocation of TFCI fields
4.1.3 UL ACK indication for DL frame Early Termination (ET) Word‑p. 18
4.2 Downlink physical layer enhancements Word‑p. 22
4.2.1 Downlink Frame Early Termination (FET)
4.2.1.1 Option 1: Shortened TTI
4.2.1.2 Option 2: New rate matching and interleaving Word‑p. 23
4.2.1.2.1 Encoding procedure of DL Early Termination (ET)
4.2.1.2.2 Transport block concatenation for single TrCH Word‑p. 24
4.2.1.2.3 CRC attachment
4.2.1.2.4 Channel coding
4.2.1.2.5 Rate matching and interleaving
4.2.1.2.6 Physical channel mapping Word‑p. 25
4.2.1.2.7 Stop data transmission based on early termination indicator
4.2.1.2.8 Power adjustment
4.2.1.2.9 Early termination of both DL and UL data transmission Word‑p. 26
4.2.1.2.10 TFCI based or BTFD based transmission
4.2.1.3 Option 3: Reusing legacy TTI
4.2.2 DL DPCCH slot format optimization Word‑p. 28
4.2.2.1 Option 1: Removal of dedicated pilots
4.2.2.2 Option 2: Removal of dedicated pilots and optimizing TPC field
4.2.3 DL ACK indication for UL Frame Early Termination (FET) Word‑p. 31
4.2.3.1 Option 1: ACK as part of DL DPCCH
4.2.3.2 Option 2: ACK on a new code channel
4.2.3.3 Option 3: ACK using spared TPC symbols
4.2.4 DPCH Time Domain Multiplexing (TDM) Word‑p. 33
4.2.5 Considerations of frame timing for DPCH Time Domain Multiplexing solutions Word‑p. 37
4.2.5.1 Background
4.2.5.2 Pairing of users
4.2.5.2.1 Pairing of long-lived users Word‑p. 38
4.2.5.2.2 Pairing of short-lived users Word‑p. 39
4.2.5.3 Pairing of traversing users Word‑p. 41
4.2.5.4 Pairing with extended soft combining window Word‑p. 42
4.2.5.4.1 Effect of extended soft combining window on UE battery saving
4.2.5.4.2 Effect of extended soft combining window on delay budget
4.2.5.4.3 Effect on UL timing Word‑p. 43
4.2.5.5 Conclusion on user paring
4.2.6 Code-space and UE power efficient Signalling Radio Bearer (SRB) design Word‑p. 44
5 MAC layer eEnhancements Word‑p. 51
6 UE power consumption efficiency
7 Voice over HSPA (VoHSPA) Word‑p. 52
8 Simulation assumptions Word‑p. 54
8.1 Simulation assumptions for Voice over HSPA (VoHSPA)
8.1.1 Link simulation assumptions for VoHSPA
8.1.1.1 Link simulation assumptions for downlink VoHSPA
8.1.1.2 Link simulation assumptions for uplink VoHSPA Word‑p. 57
8.1.2 Link performance metrics for VoHSPA Word‑p. 58
8.1.2.1 Link performance metrics for downlink VoHSPA
8.1.2.2 Link Performance metrics for uplink VoHSPA
8.1.3 System simulation assumptions for VoHSPA Word‑p. 59
8.1.3.1 System simulation assumptions for downlink VoHSPA
8.1.3.2 System simulation assumptions for uplink VoHSPA Word‑p. 61
8.1.4 System performance metrics for VoHSPA Word‑p. 63
8.2 Simulation assumptions for voice over R99 and DCH enhancements Word‑p. 64
8.2.1 Link simulation assumptions for voice over R99 DCH
8.2.1.1 Link simulation assumptions for Downlink voice over R99 DCH
8.2.1.2 Link simulation assumptions for Uplink voice over R99 DCH Word‑p. 68
8.2.2 Link Performance Evaluation Metrics Word‑p. 69
8.2.2.1 Link Performance metrics for downlink voice over R99 DCH
8.2.2.2 Link Performance metrics for uplink voice over R99 DCH
8.2.3 System simulation assumptions Word‑p. 70
8.2.3.1 System simulation assumptions for Downlink
8.2.3.1.1 Simulation assumptions for Downlink voice over R99 DCH
8.2.3.1.2 General system assumptions for Downlink Word‑p. 71
8.2.3.1.3 Simplified simulation methodology for HSDPA throughput from voice-only simulation Word‑p. 72
8.2.3.1.4 Link-to-system mapping for DCH Word‑p. 76
8.2.3.2 System simulation assumptions for Uplink Word‑p. 78
8.2.4 System performance evaluation metrics Word‑p. 82
8.2.4.1 System performance metrics for downlink voice over R99 and enhanced DCH
8.2.4.2 System performance metrics for uplink voice over R99 and enhanced DCH
8.2.5 Link simulation assumptions for voice over enhanced DCH (Solution 1 and 3) Word‑p. 83
8.2.5.1 Link simulation assumptions for Downlink voice over enhanced DCH
8.2.5.2 Link simulation assumptions for Uplink voice over enhanced DCH Word‑p. 86
8.2.6 Link simulation assumptions for voice over enhanced DCH (Solution 2 and 4) Word‑p. 92
8.2.6.1 Link simulation assumptions for Downlink voice over enhanced DCH
8.2.6.1.1 New proposed slot formats
8.2.6.1.2 Early Termination Word‑p. 94
8.2.6.1.3 Others Word‑p. 95
8.2.6.2 Link simulation assumptions for Uplink voice over enhanced DCH Word‑p. 96
8.2.7 Link Performance Evaluation Metrics for voice over enhanced DCH Word‑p. 98
8.2.8 System simulation assumptions for voice over enhanced DCH (Solution 1 and 3) Word‑p. 99
8.2.9 System simulation assumptions for voice over enhanced DCH (Solution 2 and 4)
