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ڵλãֻг
3G72:30ʽ
2009-01-07 18:08йֻԭߣ
3Gʽţ20091714:30

ҵϢ17230ʽͬʱšͨƶ3Gա20081231磬Ժ¼ұٿĹԺ飬ͬƶͨշŹط

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׼йƶͨżŹ˾ӻTD-SCDMAʽĵƶͨ(3G)ҵӪɣйżŹ˾ӻCDMA2000ʽ3GҵӪɣйͨżŹ˾ӻWCDMAʽ3GҵӪɡ

սڹԺIJҪ󣬹ҵϢշ򣬼ʱйƶйźйͨ룬ҵIJʡҵչʵʩ滮ͻͨݽϸ飬16׼3ҵľӪɱ3GҵӪɡ

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173ʱйƶ˼ʽƳȫ3GƷƱʶG33Gר188ŶΣṩ3G񡣽6ǰ28ʡ3G罨ɺȫ38TDзźš

G3ʶȡйͳĻеߴԵˮīӡ£ִַԼԼƣG33GĴںŸעؿͻ͸֪

ΪûʹãTD-SCDMAGSMʷѷʵͳһ׼ҵײͷҲһ£ϵԴӪԴ

2Gûת3GšǼǡ

йƶ3Gר188ŶͬУйƶصƹ3GֻӺƵͨȵ3Gҵе2GûԡšǼǡֻҪһ˫ģֻͿԷʹ3G

2008ףȫTD-SCDMA 3GûѴ41.9˵2011꣬TD-SCDMA罫ȫ100%ĵС)

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йͨеļ߻ŲʽWCDMAΪйͨδķչЧйͨͨŷҲ⽫裬ʽΣҹɵĸйͨùʽ3GյӴչȣ߷չŬ򡰹ȵĿͨźۺϢṩ̡ͬʱйͨӿ3G罨ٶȣӿ3Gòûṩӷḻʵ3G

йͨչйزίҪ󣬻Ӫ̺ƽͨ˴˼໥ԾͬΪϢ蹱׸3GյʽţЧͶΪҹ豸ֵ̡ṩ̴»ǽŬʵҵĹͬٺͷչԵӪǻ˫ӮѡҲڼƽ񾭼úϢ


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2008173ʱйʽû׼ӪCDMA2000ƶͨҵӪաŵƶͨն裬ٽŻгṹٽزҵ죬ҪãҹҵķչҪӰ죬ҵˮƽҹҵ¡

йŽԿѧչΪָϸִؼߣܹ滮׼ʱƳ3GҵŬΪûṩʷ񣬸õͻĶۺϢ󣬴ٽҵʲıֵֵ

ĵַ:http://www.cnonline.org/2009/article/11025.html

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