ETSI TS 126 190-2004 数字蜂窝通信系统(第2+阶段).全球移动通信系统(UMTS).强制语音编解码器语音处理功能AMR宽带语音编解码器.代码转换功能.3GPP TS 26.190(版本6.0.0,第6次发布)
Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Mandatory Speech Codec speech processing functions AMR Wideband speech codec; Transcoding functions 3GPP TS 26.190 Version 6.0.0 Release 6