TS 06.81 – Enhanced Full Rate DTX Operation
3GPP TS 06.81 is the 3GPP Technical Specification for Enhanced Full Rate DTX Operation. It is published in 4 releases (Ph2 to R98); the latest version is 7.1.1 in R98.
Defines DTX operation for Enhanced Full Rate speech channels in GSM, enabling transmitter shutdown during speech pauses to save power and reduce interference.
Releases and versions of TS 06.81
| Release | Latest version | Links |
|---|---|---|
| R98 | 7.1.1 | Read · Download (3GPP) |
| R97 | 6.1.1 | Read · Download (3GPP) |
| R96 | 5.2.1 | Read · Download (3GPP) |
| Ph2 | 4.1.1 | Read · Download (3GPP) |
Scope of TS 06.81
Category: Services (Speech Services). Technology generation: 2G. Network layer: UE.
Who should read this specification?
- Network operators
- Device manufacturers
- Regulators and standards bodies
Implementation notes
Complexity level: Intermediate. Implementation difficulty: Medium.
Key technologies
Other specifications in the 06 series
- TS 06.74 AMR Speech Codec Digital Test Sequences
- TS 06.75 AMR Speech Codec Performance Analysis
- TS 06.76 AMR Noise Suppression Performance Requirements
- TS 06.77 AMR Noise Suppression Performance Requirements
- TS 06.82 Voice Activity Detector for DTX in EFR
- TS 06.85 GSM Speech Codec Performance Evaluation
- TS 06.90 AMR Speech Codec Mapping Specification
- TS 06.91 AMR Speech Frame Substitution and Muting
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TS 06.81?
3GPP TS 06.81 is the 3GPP Technical Specification for Enhanced Full Rate DTX Operation. Defines DTX operation for Enhanced Full Rate speech channels in GSM, enabling transmitter shutdown during speech pauses to save power and reduce interference.
Which 3GPP releases include TS 06.81?
TS 06.81 is published in 4 releases, from Ph2 to R98. The latest version on 3GPP Explorer is 7.1.1 (R98).
What category does TS 06.81 belong to?
TS 06.81 belongs to the Services (Speech Services) category of 3GPP specifications. It applies to 2G networks.
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