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CT | CT1 | CT3 | CT4 | CT5 | CT6 |
| GERAN | GERAN1 | GERAN2 | GERAN3 | GERAN4 | GERAN5 |
| RAN | RAN1 | RAN2 | RAN3 | RAN4 | RAN5 |
| SA | SA1 | SA2 | SA3 | SA4 | SA5 |
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T | T1 | T2 | T3 |

TSG SA WG4 (Codec)

Overview:

TSG SA WG4 Codec deals with the specifications for speech, audio, video, and multimedia codecs,  in both circuit-switched and packet-switched environments. Other topics within the mandate of SA WG4 are: quality evaluation, end-to-end performance, and interoperability aspects with existing mobile and fixed networks (from codec point of view).

  
Useful links and information

**New: Elections for Chairman of TSG SA WG 4**

About SA4

List of elected officials

Meetings

Next meeting information & previous meeting reports and documents
Terms of Reference Liaisons Statements  
Full SA4 meeting calendar

Documents

Documents area

General info

Email exploder lists
Specifications
Work items Contact SA4 @

Last update: 
2008-04-24: Election information added
2007-09-04: Updated election information
2007-07-13: Election information added
2006-05-22: Added Kari Järvinen
2006-04-27:Election information added
2006-01-09:Election information removed
2005-07-12: Election info added