信源编解码
source codecs
source encoding and decoding
source coding and decoding
信道编解码
channel codec
information channel coding and decoding
channel coding
information channel encoding and decoding
channel encoding
双音频编解码
dual channel audio frequency code and decode
数字音视频编解码技术标准
Audio and Video coding Standard AVS
AVS
数字音视频编解码标准
audio video coding standard
AVS