TS 06.85 – GSM Speech Codec Performance Evaluation
3GPP TS 06.85 is the 3GPP Technical Specification for GSM Speech Codec Performance Evaluation. It is published in 3 releases (R96 to R98); the latest version is 7.0.0 in R98.
Subjective evaluation of GSM half, full, and enhanced full rate speech codecs for mobile-to-mobile connections, including Tandem Free Operation benefits.
Releases and versions of TS 06.85
| Release | Latest version | Links |
|---|---|---|
| R98 | 7.0.0 | Read · Download (3GPP) |
| R97 | 6.0.0 | Read · Download (3GPP) |
| R96 | 5.0.0 | Read · Download (3GPP) |
Scope of TS 06.85
Category: Testing (Performance Evaluation). Technology generation: 2G. Network layer: Testing.
Who should read this specification?
- Device manufacturers
- Researchers and academics
Implementation notes
Complexity level: Intermediate. Implementation difficulty: Medium.
Key technologies
Other specifications in the 06 series
- TS 06.76 AMR Noise Suppression Performance Requirements
- TS 06.77 AMR Noise Suppression Performance Requirements
- TS 06.81 Enhanced Full Rate DTX Operation
- TS 06.82 Voice Activity Detector for DTX in EFR
- TS 06.90 AMR Speech Codec Mapping Specification
- TS 06.91 AMR Speech Frame Substitution and Muting
- TS 06.92 DTX Comfort Noise for AMR Speech
- TS 06.93 GSM AMR DTX Operation Specification
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TS 06.85?
3GPP TS 06.85 is the 3GPP Technical Specification for GSM Speech Codec Performance Evaluation. Subjective evaluation of GSM half, full, and enhanced full rate speech codecs for mobile-to-mobile connections, including Tandem Free Operation benefits.
Which 3GPP releases include TS 06.85?
TS 06.85 is published in 3 releases, from R96 to R98. The latest version on 3GPP Explorer is 7.0.0 (R98).
What category does TS 06.85 belong to?
TS 06.85 belongs to the Testing (Performance Evaluation) category of 3GPP specifications. It applies to 2G networks.
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