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TS 100 580-2 : 4.3.0

Current

Current

The latest, up-to-date edition.

DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2); FULL RATE SPEECH; PART 2: TRANSCODING

Available format(s)

Hardcopy , PDF

€93.49
Excluding VAT

Foreword
0 Introduction
  0.1 Scope
  0.2 References
  0.3 Abbreviations
1. Description
  1.1 void
  1.2 Outline description
  1.3 Functional description of audio parts
  1.4 PCM format conversion
  1.5 Principles of the RPE-LTP
  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 Computational details of the RPE-LTP Codec
  4.1 Data representation and arithmetic operations
  4.2 Fixed point implementation of the RPE-LTP Coder
  4.3 Fixed point implementation of the RPE-LTP Decoder
  4.4 Tables used in the fixed point implementation of the
      rpe-ltp coder as
5 Digital test sequences
  5.1 Input and output signals
  5.2 Configuration for the application of the test sequences
  5.3 Test sequences
Annex 1 (informative): Codec Performance
      A1.1 Introduction
      A1.2 Speech performance
      A1.3 Non-speech performance
      A1.4 Delay
      A1.5 References
Annex 2 (informative): Subjective relevance of the speech coder
        output bits
Annex 3 (informative): Format for test sequence distribution
      A3.1 Type of files provided
      A3.2 File format description
Annex 4 (informative): Test sequence diskette
Annex 5 (informative): Change History

Specifies the detailed mapping between input blocks of 160 speech samples in 13 bit uniform PCM format to encoded blocks of 260 bits and from encoded blocks of 260 bits to output blocks of 160 reconstructed speech samples.

Committee
3GPP SA
DocumentType
Standard
Pages
58
PublisherName
European Telecommunications Standards Institute
Status
Current

ETS 300 580-1 : 20002 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2) - FULL RATE SPEECH - PART 1: PROCESSING FUNCTIONS
ETS 300 085 : 20001 INTEGRATED SERVICES DIGITAL NETWORK (ISDN); 3.1 kHz TELEPHONY TELESERVICE - ATTACHMENT REQUIREMENTS FOR HANDSET TERMINALS
ETS 300 575 : 20004 DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2); CHANNEL CODING
ETR 100 : 20003 EUROPEAN DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2); ABBREVIATIONS AND ACRONYMS

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