ITU-T G.727 APPEND I TV-1991
建議G.727 5-,4-,3-和2-比特/抽樣內插的ADPCM 算法集數字測試序列的描述
Description of the Digital Test Sequences for the Verification of the G.727 5-, 4-, 3- and 2-bit/Sample Embedded ADPCM Algorithm - Series G: Transmission Systems and Media, Digital Systems and Networks Digital Transmission Systems - Terminal Equipments -