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問什麼iphone還不支援4g

Jul 29th 2014, 07:40

x12048123 wrote:
今天打電話去問說還不...(恕刪)

應該是電信公司的問題吧

iPhone 5 , 5s ,5c 都有支援LTE (4G)

不同電信商所用的頻段都不一樣

而不同頻段所開放的時程也不同...因為卡在2G頻段重疊

而2G頻段執照要到2015年底才到期

如果要問為何這麼晚開放,應該要問問電信三雄為何當年2010年要求NCC延長2G執照！

當年延期2G執照就是導致現在4G起步晚，且頻段混亂(連700的備用頻段也拿來用...)的罪魁禍首

Phil Chen

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