TR 25.809
7.68 Mcps TDD option: Physical layer
V7.0.0 (Wzip)
2006/03 55 p.
- Rapporteur:
- Dr. Beale, Martin
full Table of Contents for TR 25.809 Word version: 7.0.0
1 Scope p. 6
The present document captures the agreements related to the physical layer aspects of the 7.68Mcps TDD option. The document acts as a reference point for the changes that are required to specifications including rationales for the required changes.
2 References p. 6
3 Definitions, symbols and abbreviations p. 6
4 Introduction p. 7
5 Physical layer - General description p. 8
6 Physical channels and mapping of transport channels onto physical channels p. 8
6.1 Services offered to higher layers p. 8
6.2 Physical channels for the 7.68 Mcps option p. 8
6.2.0 General Aspects p. 8
6.2.1 Frame Structure p. 9
6.2.2 Timing Advance for Uplink Physical Channels p. 10
6.2.3 Spreading p. 10
6.2.3.1 Spreading for Downlink Physical Channels p. 10
6.2.3.2 Spreading for Uplink Physical Channels p. 10
6.2.4 Burst Types p. 10
6.2.4.1 Burst Type 1 p. 11
6.2.4.2 Burst Type 2 p. 11
6.2.4.3 Burst Type 3 p. 12
6.2.4.4 Transmission of TFCI p. 12
6.2.4.5 Transmission of TPC p. 13
6.2.5 Spreading and Burst Types Applied to Physical Channels p. 17
6.2.5.1 Dedicated Physical Channel (DPCH) p. 17
6.2.5.2 Primary common control physical channel (P-CCPCH) p. 17
6.2.5.3 Secondary common control physical channel (S-CCPCH) p. 17
6.2.5.4 Physical random access channel (PRACH) p. 18
6.2.5.5 Physical uplink shared channel (PUSCH) p. 18
6.2.5.6 Physical downlink shared channel (PDSCH) p. 18
6.2.5.7 High speed physical downlink shared channel (HS-PDSCH) p. 18
6.2.5.8 Shared control channel for HS-DSCH (HS-SCCH) p. 18
6.2.5.9 Shared information channel for HS-DSCH (HS-SICH) p. 18
6.2.5.10 Paging Indicator Channel (PICH) p. 18
6.2.6 Indicator Channels p. 19
6.3 Mapping of transport channels to physical channels for the 7.68 Mcps option p. 24
6.3.1 Dedicated Transport Channels p. 24
6.3.2 Common Transport Channels p. 24
6.3.2.1 The Broadcast Channel (BCH) p. 24
6.3.2.2 The Paging Channel (PCH) p. 24
6.3.2.3 The Forward Access Channel (FACH) p. 24
6.3.2.4 The Random Access Channel (RACH) p. 25
6.3.2.5 The Uplink Shared Channel (USCH) p. 25
6.3.2.6 The Downlink Shared Channel (DSCH) p. 25
6.3.2.7 The High Speed Downlink Shared Channel (HS-DSCH) p. 25
6.4 Midambles p. 25
6.4.1 Training Sequences p. 25
6.4.1.1 Training Sequences for non-PRACH physical channels p. 25
6.4.1.2 Training Sequences for PRACH physical channels p. 27
6.4.2 Basic Midamble Codes p. 28
6.4.3 Association between midambles and channelisation codes p. 37
6.4.3.1 Association for non-PRACH physical channels p. 37
6.4.3.1.1 Association for KCell = 16 Midambles p. 37
6.4.3.1.2 Association for KCell = 8 Midambles p. 38
6.4.3.1.3 Association for KCell = 4 Midambles p. 39
6.4.3.2 Association for PRACH physical channels p. 39
6.4.4 Signalling of the number of channelisation codes for the DL common midamble case p. 40
6.4.4.1 Mapping scheme for Burst Type 1 and KCell =16 Midambles p. 41
6.4.4.2 Mapping scheme for Burst Type 1 and KCell =8 Midambles p. 41
6.4.4.3 Mapping scheme for Burst Type 1 and KCell =4 Midambles p. 41
6.4.4.4 Mapping scheme for beacon timeslots and KCell =16 Midambles p. 42
6.4.4.5 Mapping scheme for beacon timeslots and KCell =8 Midambles p. 42
6.4.4.6 Mapping scheme for beacon timeslots and KCell =4 Midambles p. 42
7 Multiplexing and channel coding p. 43
8 Spreading and modulation p. 43
8.1 General p. 43
8.2 Data Modulation for the 7.68Mcps option p. 44
8.3 Spreading modulation p. 44
8.4 Synchronisation codes for the 7.68Mcps option p. 45
8.4.1 Code Generation p. 45
8.4.2 Code Allocation p. 46
8.4.3 Evaluation of synchronisation codes p. 50
8.5 Scrambling codes p. 51
9 Physical layer procedures p. 51
9.1 Timing Advance p. 51
9.2 Transmitter Power Control p. 51
9.3 Synchronisation Procedure p. 52
9.4 Discontinuous transmission (DTX) Procedure p. 52
9.5 Downlink Transmit Diversity Procedure p. 52
9.6 Random Access Procedure p. 52
9.7 DSCH Procedure p. 53
9.8 HS-DSCH Procedure p. 53
10 Measurements p. 53
11 Associated change requests p. 54
$ Change history p. 55
