??????4G?? ???3G+4G??
??2G??????3G????????????4G???????????????????????????????????????????4G?????????42M????????FDD????????????150Mbps????????????2013?12?1??????4G??????????????42M?3G+4G???????
?????????????????????????????????????WCDMA3G???????3G??????????3G???????????????????????????????????????????????????????????????????????
????4G?????3G?????????iPhone5?iPhone5s?????????????????????????????????????????????????????????????????????
??????????????????4G???????4G???????????????????????????????????????????4G???????3G??????????????????????4G???????????????3G?????????????????????????3G+4G?????????4G???????????
???????4G??
42M????????ITU(????)????42M????4G?????????????????????????????????4G???201388888,
2009?????3G???????WCDMA??????7.2Mbps?2010????14.4Mbps???12?1?????11?????????42Mbps???????????????????4G???????????4G???
???????42M???????????????????????????????????????????????????????????????5GB???????50?????????4G??????????????42M?????????????4G??150M???????????????????????
????????FDD???????HSPA+?????FDD??????????????????????????????????????????????2?????????????
4G????
?????4G?????????????????????????3G+4G???????????????????3G??????
????????4G???????????????HTC????????????????????????GalaxyS4?Note3?iPhone5S?Lumia1520??????????KindleFireHDLTE???GalaxyTab7.7??????????MIFI???
?????????????3G??????????????LTE????????????LTE??????????????????????2014??????150???4G????????????????
?????
??????,http://www.gdhonghuoyi.com?
?????
???http://www.tmlab.cn/???????????
页:
[1]