3GPP技术标准文档 Release 15 26系列技术标准 3GPP TS 26.XXX V15 2/3 3rd Generation Partnership Project; Technical Specification Group Services and System Aspects; ANSI-C code for the Adaptive Multi Rate (AMR) speech codec (Release 15) Keywords:GSM, UMTS, CODEC, LTE 由于上传文件大小限制,分为3个包,这是第二个