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1910 TTAT.3G-26.090V19.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Mandatory Speech Codec speech processing functions; Adaptive Multi-Rate (AMR) speech codec; Transcoding functions(Release 19) 2026-02-02
1909 TTAT.3G-26.091V19.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Mandatory Speech Codec speech processing functions; Adaptive Multi-Rate (AMR) speech codec; Error concealment of lost frames(Release 19) 2026-02-02
1908 TTAT.3G-26.092V19.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Mandatory speech codec speech processing functions; Adaptive Multi-Rate (AMR) speech codec; Comfort noise aspects(Release 19) 2026-02-02
1907 TTAT.3G-26.093V19.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Mandatory speech codec speech processing functions Adaptive Multi-Rate (AMR) speech codec; Source controlled rate operation(Release 19) 2026-02-02
1906 TTAT.3G-26.094V19.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Mandatory speech codec speech processing functions; Adaptive Multi-Rate (AMR) speech codec; Voice Activity Detector (VAD)(Release 19) 2026-02-02
1905 TTAT.3G-26.101V19.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Mandatory speech codec speech processing functions; Adaptive Multi-Rate (AMR) speech codec frame structure(Release 19) 2026-02-02
1904 TTAT.3G-26.102V19.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Mandatory speech codec; Adaptive Multi-Rate (AMR) speech codec; Interface to Iu, Uu and Nb(Release 19) 2026-02-02
1903 TTAT.3G-26.103V19.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Speech codec list for GSM and UMTS(Release 19) 2026-02-02
1902 TTAT.3G-26.104V19.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;ANSI-C code for the floating-point Adaptive Multi-Rate (AMR) speech codec(Release 19) 2026-02-02
1901 TTAT.3G-26.110V19.0.0 3rd Generation Partnership Project;Technical Specification Group Services and System Aspects;Codec for circuit switched multimedia telephony service; General description(Release 19) 2026-02-02