Integrated Services Digital Network (ISDN); Technical characteristics of telephony terminals; Part 8: Speech transmission characteristics when using Low-Delay Code-Excited Linear Prediction (LD-CELP) coding at 16 kbit/s
综合业务数字网(ISDN);电话终端的技术特征;第8部分:以16kbit/s的速度使用低延迟码激励线性预测(LD-CELP)编码时的语音传输特性
Specification of characteristics for digital telephony terminals using the 16 kbit/s speech coding algorithm currently being developed by ITU TS (previously CCITT) under Q21/15 (previously Q21/XV).