Standard No.:	YD/T 1979.1-2009
English Name:	Technical Requirements of Roaming from 3G to 2G Network and from 3G to 3G Network Managed by Different Operators Part 1：Roaming from TD-SCDMA to GSM/GPRS Network and Roaming from TD-SCDMA to TD-SCDMA Network
Chinese Name:	不同运营商间3G到2G网络、3G到3G网络漫游技术要求 第1部分：TD-SCDMA到GSM/GPRS
Chinese Classification:	M21    Telecommunication services
Professional Classification:	YD    Professional Standard - Telecommunication
Issued by:	Ministry of Industry and Information Technology
Issued on:	2009-12-11
Implemented on:	2010-1-1
Status:	abolished
Abolished on:	2017-05-12
Language:	English
File Format:	PDF
Word Count:	6500 words
Price(USD):	554.00
Delivery:	via email in 1~3 business day

本部分规定了不同运营商间TD-SCDMA到GSM/GPRS网络、TD-SCDMA到TD-SCDMA网络漫游的网络架构、漫游互通实体的设置、漫游提供的业务以及业务实现方式，包括漫游注册、话音业务、可视电话业务、短消息业务、分组数据业务、多媒体消息业务、预付费业务等相关技术要求。
本部分适用于不同运营商间TD-SCDMA到GSM/GPRS网络漫游以及TD-SCDMA到TD-SCDMA网络漫游的应用场景。