ETSI TS 146 053-2007 数字蜂窝通信系统(第2+阶段).GSM增强型全速率(EFR)语音编解码器的ANSI-C代码(版本7.0.0).3GPP TS 46.053(版本7.0.0,第7次发布).包括磁盘
Digital cellular telecommunications system (Phase 2+); ANSI-C code for the GSM Enhanced Full Rate (EFR) speech codec V7.0.0; 3GPP TS 46.053 version 7.0.0 Release 7; Includes Diskette