EN 300 970 : 8.0.1
Current
The latest, up-to-date edition.
DIGITAL CELLULAR TELECOMMUNICATIONS SYSTEM (PHASE 2+) - HALF RATE SPEECH - SUBSTITUTION AND MUTING OF LOST FRAMES FOR HALF RATE SPEECH TRAFFIC CHANNELS
Hardcopy , PDF
English
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Foreword
1 Scope
2 References
3 Definitions and abbreviations
3.1 Definitions
3.2 Abbreviations
4 General
5 Requirements
5.1 Error detection and concealment in case of unreliable
speech or SID frames
5.2 Frame substitution and muting in case of lost speech
or SID frames
6 Example solutions
6.1 Example solution for error detection in case of
unreliable frames
6.2 Example solution for output signal concealment in case
of unreliable frames
6.3 Example solution for substitution and muting of lost
speech frames
6.4 Example solution for substitution and muting of lost
SID frames
Annex A (informative): Change Request History
History
Specifies a frame substitution and muting procedure which shall be used by the Receive (RX) Discontinuous Transmission (DTX) handler when one or more lost or unreliable speech or Silence Descriptor (SID) frames are received from the Radio Sub System (RSS).
| Committee |
SMG 11
|
| DocumentType |
Standard
|
| Pages |
11
|
| PublisherName |
European Telecommunications Standards Institute
|
| Status |
Current
|
| Standards | Relationship |
| PN EN 300 970 : 2005 | Identical |
| I.S. EN 300 970:V7.0.1 | Identical |
| NBN EN 300 970 : 2001 | Identical |
| NEN EN 300970 : 2000 | Identical |
| TR 102 024-7 : 4.1.1 | TELECOMMUNICATIONS AND INTERNET PROTOCOL HARMONIZATION OVER NETWORKS (TIPHON) RELEASE 4; END-TO-END QUALITY OF SERVICE IN TIPHON SYSTEMS; PART 7: DESIGN GUIDE FOR ELEMENTS OF A TIPHON CONNECTION FROM AN END-TO-END SPEECH TRANSMISSION PERFORMANCE POINT OF VIEW |
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