摘要
首先介绍了TETRA 数字集群通信系统;然后对TETRA 数字集群通信系统运营方式?产品?发展和应用进行讨论;最后说明TETRA 数字集群通信系统在我国的进展?
TETRA digital truncked communicati on system i s i ntroduced in thi s paper. Then opera-tion method, manufacture, devel opment and ap-pl icati on of TETRA di gital trunked communicati on system are discussed. Fi nall y the evolvement of TETRA digital truncked communi cation system is stated in our country.
出处
《电信建设》
2002年第2期24-32,共9页
Telecommunications Construction
关键词
移动通信
TETRA
数字集群通信系统
TETRA, operation method, publi cac-cess mobi le radi o (PAMR), vi rtual private network (VPN)
