群同步 meaning in English

grousynchronization

It first introduces the mpeg - 2 standard and the grammar structure of the ts . then it describes the principle of synchronization and multiplexing in digital communication . the synchronization comprises the carrier synchronization , bit synchronization , group synchronization and network synchronization while the multiplexing includes bit multiplexing , word multiplexing and frame multiplexing
本文首先介绍了mpeg _ 2标准及其mpeg _ 2传输流语法结构，接着阐述了数字通信中的同步和复接理论，同步包括载波同步、位同步、群同步和网同步，复接包括按位复接、按字复接、按帧复接。