GB/T 15845.4-2003
Performance requirements of audiovisual terminals--Narrow-band audio-visual system and terminal equipment (English Version)

Standard No.: GB/T 15845.4-2003
Language: Chinese, Available in English version
Release Date: 2003
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 15845.4-2003
Replace: GB/T 15845.4-1995

Scope: This part of GB/T 15845 specifies the technical requirements for narrowband audio-visual systems and terminal equipment. The requirements for audio-visual services of videophones are specified in Recommendation F.720, and the requirements for audio-visual services of video conferences are specified in Recommendation F.702. Audio coding, video coding and other technical requirements that belong to the public part of the audio-visual service are stipulated in other recommendations in the H·200/F.720 series of recommendations. This part applies to narrowband audio-visual systems and terminal equipment, the channel rate of such audio-visual equipment services does not exceed 1920 kbit/s.

GB/T 15845.4-2003 history

2003 GB/T 15845.4-2003 Performance requirements of audiovisual terminals--Narrow-band audio-visual system and terminal equipment
0000年 GB/T 15845.4-1995