TS 100 979 : 8.1.0

Intellectual Property Rights
Foreword
Foreword
1 Scope
2 References
3 Definitions and abbreviations
  3.1 Definitions
  3.2 Abbreviations
4 General approach
5 Frame structure
  5.1 16 kbit/s submultiplexing
      5.1.1 Frames for Speech Services
            5.1.1.1 Frame for Half Rate speech
            5.1.1.2 Frames for Adaptive Multi-Rate Speech
      5.1.2 Data frame
      5.1.3 O&M frame
      5.1.4 Coding
            5.1.4.1 Coding of frames for speech services
            5.1.4.2 Coding of data frames
            5.1.4.3 Coding of O&M frames
      5.1.5 Order of Bit Transmission
  5.2 8 kbit/s submultiplexing
      5.2.1 Frames for Speech Services
            5.2.1.1 Frame for Half Rate Speech
            5.2.1.2 Frames for Adaptive Multi-Rate Speech
      5.2.2 Data frame
      5.2.3 O&M frame
      5.2.4 Coding
            5.2.4.1 Coding for Half Rate Speech and Half Rate
                    Data Services
            5.2.4.2 Coding for Adaptive Multi-Rate Speech
      5.2.5 Order of Bit Transmission
6 Procedures
  6.1 Remote Control of Transcoders and Rate Adaptors
  6.2 Resource Allocation
  6.3 Resource Release
  6.4 In Call Modification
  6.5 Transfer of Idle Frames, Handling of missing data
  6.6 Procedures for Speech Frames
      6.6.1 Time Alignment of Speech Frames
            6.6.1.1 16 kbit/s submultiplexing
            6.6.1.2 8 kbit/s submultiplexing
      6.6.2 Procedures for Discontinuous Transmission (DTX)
            6.6.2.1 DTX procedures in the uplink direction
            6.6.2.2 DTX procedures in the downlink direction
  6.7 Procedures for Data Frames
      6.7.1 The RAA Function
      6.7.2 The RA1/RA1' Function
      6.7.3 The RA2 Function
      6.7.4 Procedures for 8 kbit/s intermediate rate adaption rate
      6.7.5 Support of Non-Transparent Bearer Applications
  6.8 Frame Synchronization
      6.8.1 16 kbit/s submultiplexing
            6.8.1.1 Search for Frame Synchronization
            6.8.1.2 Frame Synchronization After Performing Downlink
                    Timing Adjustments
            6.8.1.3 Frame Synchronization Monitoring and Recovery
      6.8.2 8 kbit/s submultiplexing
            6.8.2.1 Search for Frame Synchronization
            6.8.2.2 Frame Synchronization Monitoring and Recovery
  6.9 Correction/detection of bit errors
      6.9.1 16 kbit/s submultiplexing
            6.9.1.1 Error Detection on the Control Bits
            6.9.1.2 Handling of frames received with errors for Half
                    Rate speech and data
      6.9.2 8 kbit/s submultiplexing
            6.9.2.1 Error Detection on the Control Bits
            6.9.2.2 Handling of frames received with errors
  6.10 Procedures for Operation & Maintenance
       6.10.1 Transfer of O&M Information Between the TRAU and the BSC
       6.10.2 Procedures in the TRAU
       6.10.3 Procedures in the BSC
              6.10.3.1 Use of O&M Frames
       6.10.4 Procedures in the BTS
Annex A (informative): Change History
History

Specifies the protocol between the Base Transceiver Station (BTS) and the remote Transcoder/Rate Adaption Unit (TRAU) for speech and data on half rate traffic channel (TCH/H).