???????

???????????????????????????????????????????????????????cdma2000 1X??????????????????????????????153.6kbps??????????δ?????????????й????????????齨cdma2000 1xEVDO??????????????2006?????????á?cdma2000 1xEVDO???????????????????????????????????·???????????2.4576 Mbps/(Sector)????????·??????????153.6kbps??????????????????????????????????????????????????????cdma2000 1xEVDO???????????????????????1x/DO????????????????????????????

????cdma2000 1xEVDO???????????

????cdma2000 1xEV-DO?????????AT??AN(????BTS??PCF)??AN AAA??PDSN??AAA???豸???ɡ??豸????????????????н???A10/A11????A12??A13????????A10/A11?????????cdma2000 1X?????A12???????AN??AN AAA???y????????AN????????????A13????????????AN???л??AT??????????????1??????cdma2000 1xEV-DO??????????

????cdma2000 1xEV-DO??????·???????????????????????·????????????????????????????????????????????????????????????????????????????????????????AT????????????????????AT????????????????????????????????????

????cdma2000 1xEV-DO??????????????????

????cdma2000 1xEV-DO?????????????????????????????????

????1????????????????????????????????????????????л???????????HARQ????????????

????2???????????????????AT?????????????????????????????AT?????????????????????????????????????·????????????????????

????3??1x/DO???????????????????1x??????1x/DO????????????л?????1x/DO????????1x????????????л????1x/DO????????1x???????????л???

?2 cdma2000 1xEV-DO??????????????????y??

???cdma2000 1xEV-DO??????????????????

????·?????·???????????????????????AT???????????書????????????(C/I??Ec/Io)??PER??RLP???????????

????GPS????????????????λ?????????·??????????????·????????λ???????

????????????????????·???????????????д?????ó?????2???3??????????????????λ?????ε??????·???????з?????

????????????

?塢cdma2000 1xEV-DO?????????????????

????1???????????????GPS??????????????????????????????GPS????????AT???????????????

????2??cdma2000 1xEV-DO???м???????????·??????(FLUS)????????????????????????