Development Trends of Digital Communication Network Technology
Xu Zhang · Optical Communication Technology · 1996
The paper briefly describes the deyelopment trends of digital communication network technology, including the digital telephone network,public and private packet-switched data networks, narrow and broadbandintegrated services digital networks, ac7 signaling system,the future all-opticalnetwork, intelligent network, and personal communication network. Finally,the paper indicates that the fixed optical fiber communication network B-ISDNbased on SDH and ATM technologies, together with the mobile satellitecommunications for global PCN, form the National Communication NetworkInfrastructu re.