TS 100 961 : 8.2.0
Current
The latest, up-to-date edition.
DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+); FULL RATE SPEECH; TRANSCODING
Hardcopy , PDF
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Foreword
1 Scope
1.1 References
1.2 Outline description
1.3 Functional description of audio parts
1.4 PCM Format conversion
1.5 Principles of the RPE-LTP encoder
1.6 Principles of the RPE-LTP decoder
1.7 Sequence and subjective importance of
encoded parameters
2 Transmission characteristics
2.1 Performance characteristics of the
analogue/digital interfaces
2.2 Transcoder delay
3 Functional description of the RPE-LTP codec
3.1 Functional description of the RPE-LTP encoder
3.2 Decoder
4 Codec homing
4.1 Functional description
4.2 Definitions
4.3 Encoder homing
4.4 Decoder homing
4.5 Encoder home state
4.6 Decoder home state
5 Computational details of the RPE-LTP codec
5.1 Data representation and arithmetic operations
5.2 Fixed point implementation of the RPE-LTP coder
5.3 Fixed point implementation of the RPE-LTP
decoder
5.4 Tables used in the fixed point implementation
of the RPE-LTP coder and decoder
6 Digital test sequences
6.1 Input and output signals
6.2 Configuration for the application of the test
sequences
6.3 Test sequences
Annex A (informative): Codec performance
A.1 Performance of the RPE-LTP
A.2 Subjective relevance of the speech coder
output bits
A.3 Format for test sequence distribution
Annex B (informative): Test sequence disks
Annex C (informative): Change Request History
History
Applicable for the full-rate Traffic Channel (TCH) in the digital cellular telecommunications system.
| Committee |
3GPP SA
|
| DocumentType |
Standard
|
| Pages |
64
|
| PublisherName |
European Telecommunications Standards Institute
|
| Status |
Current
|
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