G.711 썸네일형 리스트형 Audio Codec 정보 Number Standard by Description Bit rate (kb/s) Sampling rate (kHz) Frame size (ms) Remarks MOS (Mean Opinion Score) G.711 * ITU-T Pulse code modulation (PCM) 64 8 Sampling U-law (US, Japan) and A-law (Europe) companding 4.1 G.721 ITU-T Adaptive differential pulse code modulation (ADPCM) 32 8 Sampling Now described in G.726; obsolete. G.722 ITU-T 7 kHz audio-coding within 64 kbit/s 64 16 Sampling.. 더보기 이전 1 다음