Table of Contents

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions, abbreviations and symbols
  3.1 Definitions
  3.2 Abbreviations
  3.3 Symbols
  3.4 Ordering of bytes and bits for transmission
  3.5 Reserved bits
4 Overview of the Ensemble Transport Interface (ETI)
  definition
  4.1 The Layered approach to the ETI
  4.2 ETI data capacity
  4.3 Minimum requirement for ETI equipment
5 Logical definition of ETI(LI)
  5.1 General structure
  5.2 Error field (ERR)
  5.3 Frame Characterization field (FC)
  5.4 Stream Characterization (STC)
  5.5 End-Of-Header data (EOH)
  5.6 Main Stream data (MST)
  5.7 End Of Frame (EOF)
  5.8 ETI(LI) Time Stamp (TIST)
  5.9 Null transmissions
  5.10 Total number of bytes carrying information
  5.11 Maximum size of ETI(LI)
6 Network Independent layer for G.703 interfaces,
  ETI(NI) or ETI(NI, G.703)
  6.1 General
  6.2 Adaptation of the logical layer
  6.3 Physical interface
7 Network Independent Layer for V.11 interfaces,
  ETI(NI, V11)
  7.1 General
  7.2 Adaptation of the logical layer
  7.3 Physical interface
8 Network Adaptation for G.704 networks,
  ETI(NA, G.704)
  8.1 General
  8.2 Transparency of ETI(NA, G.704) layer to ETI(LI)
  8.3 ETI(NA, G.704) structure
  8.4 ETI(NA, G.704) multiframe generation formation
  8.5 Order of data transmission
  8.6 Error protection code
  8.7 Synchronization
  8.8 Physical interface
  8.9 Modifying the ETI(LI) STAT field
  8.10 Illustration of the capacity of ETI(NA, G.704)
Annex A (normative): Coding of MNSC Data
    A.1 Introduction
    A.2 Frame Synchronous Signalling (FSS)
    A.3 Frame Asynchronous Signalling (ASS)
Annex B (normative): Coding of NASC Data
    B.1 General
    B.2 Frame Synchronous Signalling (FSS)
    B.3 Asynchronous Signalling (ASS)
Annex C (normative): Coding of timestamps
    C.1 General
    C.2 Timestamp coding
    C.3 Mapping to ETI(LI) timestamp bits
    C.4 Mapping to ETI (NA, G.704) timestamp bits
    C.5 Interpretation of timestamp value
    C.6 Use of timestamps in LI and NA layers
Annex D (normative): Calculation of CRC words in the ETI
Annex E (normative): Behaviour of the ETI during
        re-configuration
    E.1 Background
    E.2 Multiplex reconfiguration
Annex F (informative): Managing delay in the Ensemble
        Transport network
    F.1 General
    F.2 Dynamic delay compensation
Annex G (informative): Network testing and monitoring
    G.1 General
    G.2 Pseudo Random Binary Sequence (PRBS)
    G.3 PRBS containers
Annex H (informative): Cascading in the Ensemble
        Transport network
    H.1 General
    H.2 Management of the overall delay to allow SFN
        operation
    H.3 Testing and monitoring in a cascaded network
Annex J (informative): Carrying ETI on 1544 kbit/s links
    J.1 Introduction
    J.2 General outline of ETI(NA, G.704-T1)
    J.3 Transparency of ETI(NA, G.704-T1) layer to ETI(LI)
    J.4 ETI(NA, G.704-T1) structure
    J.5 Error protection for ETI(NA, G.704-T1)
    J.6 Illustration of the capacity of ETI(NA, G.704-T1)
Annex K (informative): Bibliography
History

Abstract

Establishes a standard method for the distribution of DAB signals between DAB multiplexing equipment, which may be located at the broadcaster's studio centres, and DAB modulation equipment located at transmission sites.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	BROADCAS
Supersedes	PRETS 300 799 : JUN 97