3GPP Specification series
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| spec number | title | notes |
|---|---|---|
| TS 06.01 | Full Rate Speech Processing Functions | |
| TR 06.01U | Universal Mobile Telecommunications System (UMTS); Quality requirements for speech and associated channel coding for the UMTS | SPECIFICATION WITHDRAWN |
| TS 06.02 | Half Rate Speech Processing Functions | |
| TR 06.02U | Universal Mobile Telecommunications System (UMTS); Quality requirements and selection procedure for the support of voice- band data coding for the UMTS | SPECIFICATION WITHDRAWN |
| TS 06.06 | Half Rate Speech: ANSI-C Code for GSM Half Rate Speech Codec | |
| TS 06.07 | Half Rate Speech: Test Sequence for GSM Half Rate Speech Codec | |
| TR 06.08 | Half Rate Speech; Performance Characterization of the GSM Half Rate speech codec | |
| TS 06.10 | Full Rate Speech Transcoding | |
| TS 06.11 | Substitution and Muting of Lost Frames for Full Rate Speech Channels | |
| TS 06.12 | Comfort Noise Aspects for Full Rate Speech Traffic Channels | |
| TS 06.20 | Half Rate Speech Transcoding | |
| TS 06.21 | Half rate speech; Substitution and muting of lost frames for half rate speech traffic channels | |
| TS 06.22 | Comfort Noise Aspects for Half Rate Speech Traffic Channels | |
| TS 06.31 | Discontinuous Transmission (DTX) for Full Rate Speech Traffic Channels | |
| TS 06.32 | Voice Activity Detection (VAD) | |
| TS 06.41 | Discontinuous Transmission (DTX) for Half Rate Speech Traffic Channels | |
| TS 06.42 | Voice Activity Detection (VAD) for Half Rate Speech Traffic Channels | |
| TS 06.51 | GSM Enhanced full rate speech processing functions: General description | |
| TS 06.53 | ANSI-C code for the GSM Enhanced Full Rate (EFR) speech codec | |
| TS 06.54 | Test sequences for the GSM Enhanced Full Rate (EFR) | |
| TR 06.55 | Performance characterisation of the GSM EFR Speech Codec | |
| TS 06.60 | Enhanced full rate speech transcoding | |
| TS 06.61 | Substitution and muting of lost frames for encanced full rate speech traffic channels | |
| TS 06.62 | Comfort noise aspects for Enhanced Full Rate (EFR) speech traffic channels | |
| TS 06.71 | Adaptive Multi-Rate speech processing functions; General description | |
| TS 06.73 | Adaptive Multi Rate (AMR) speech; ANSI-C code for the AMR speech codec | |
| TS 06.74 | Test sequences for the GSM Adaptive Multi Rate (AMR) speech codec | |
| TR 06.75 | Performance characterization of the GSM Adaptive Multi-Rate (AMR) speech codec | |
| TR 06.76 | Adaptive Multi-Rate (AMR) speech codec; Study phase report | |
| TS 06.77 | Minimum Performance Requirements for Noise Suppresser Application to the AMR Speech Encoder | |
| TR 06.78 | Results of the AMR noise suppression selection phase | |
| TS 06.81 | Discontinuous Transmission (DTX) for encanced full rate speech traffic channels | |
| TS 06.82 | Voice Activity Detection (VAD) for enhanced full rate speech traffic channels | |
| TR 06.85 | Subjective tests on the interoperability of the HR/FR/EFR speech codecs; single, tandem and tandem free operation | |
| TS 06.90 | Adaptive Multi-Rate speech transcoding | |
| TS 06.91 | Substitution and muting of lost frames for AMR speech traffic channels | |
| TS 06.92 | Comfort noise aspects for Adaptive Multi-Rate speech traffic channels | |
| TS 06.93 | Discontinuous Transmission (DTX) for Adaptive Multi-Rate speech traffic channels | |
| TS 06.94 | Voice Activity Detector (VAD) for Adaptive Multi Rate (AMR) speech traffic channels |