China 'YD/T 1979.1-2009
' standard english version summary:
YD
中华人民共和国行业标准
INDUSTRY STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
YD/T 1979.1-2009
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 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
Issued Date:
Implemented Date:
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The Standardization Administration of the People's Republic of China
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"YD/T 1979.1-2009" standard !
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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
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