WCDMA??????????????????????
???????????? ???????[ 2013/1/17 9:54:29 ] ????????
?????????????????????????????????????????????????????ɡ??????????????????????????????????????????????????????????????????????????????????????????????磬???????ú??????????????????????????????????????????????????????????????????á??????????WCDMA????????????????? ????
WCDMA?????????????????????????????????????????PLMN???????С???????????????????????????????????
PLMN ?????????MCC??????????????MNC?????Ω?????????У???????????λ??????????????????λ?????
PLMN????????С????ɡ?С???????????????е?С????????????????????????Primary Scrambling Code??Ω?????????????????????滮?????????С????С???????PLMN??????????????·?????????С? ??
???????????????????????PLMN??????????????????????????PLMN??????????????PLMN??С??????????PLMN???????????????С????????С???????????е????????PLMN?б?????PLMN??????????????????PLMN??????????С??????????
???PLMN ???
1.PLMN?????
????????????????????????????????????????PLMN?б??????б??л??ж??PLMN??
????PLMN????PLMN???????????ι???????????????PLMN???????У? ?????????????? ??У??????λ?????????????ò??????????????????????????????????С? ????
??ЧPLMN????PLMN????????????????PLMN????????λ??PLMN??????????????
????PLMN????PLMN?? ????????????PLMN???????????USIM?????IMSI???а?????MCC??MNC???PLMN???MCC??MNC????μ??????????????????????PLMN????????
???????PLMN????PLMN????????????? ??????????PLMN????й???????
????????PLMN????PLMN????????????? ??????????PLMN????й???????
????PLMN????PLMN?????????????PLMN???????????????????PLMN?????????????????б??С?
?????PLMN????PLMN????????????????????????С?????????????PLMN????????PLMN?? ????
2.PLMN??????
PLMN???????????????????????????????????????????????????????????????????????????д洢??PLMN?????????????PLMN?????????????????????????PLMN??????????????????????????д洢???∏?б???????≡??????∏???????????∏???????????????????LMN??С???????????????????????????????????????????????????????PLMN???????????????????? ????
????????PLMN????????????????????PLMN????????????????????ν??У? ????
??RPLMN???PLMN
??HPLMN
??UPLMN
??OPLMN
????????PLMN
?????????????????????????????????????????????????????????е?PLMN?????????????????????PLMN???????????????????????Щ????????????????????PLMN?????????????????????????????????????????
????С??????????
1.С??????? ????
??PLMN?????С??????????????? ????
??????С????Aclearcase/" target="_blank" >cceptable Cell?????????????С????????????Щ??????????????????????????綽???????ж??????????????С????У?????????????????????????? ????
?????С????Suitable Cell?????????????????С???л?????????????????粦??????綽????????????????ж??????????????С????У?????????????????????????????PLMN???????PLMN?????PLMN?????????????·??λ??????? ????
?????С????Barred Cell???????????????С?????????????С???????????????????????????????? ????
?????????С????Reserved Cell????????????????????????Щ?????????С???????????С?????????????????????????????? ????
2.С?????????? ????
??????????????????С???κ???????????????С?????????????????????????????????????????衣???????????漰????????????????????????????P-SCH??????????????S-SCH???????????????? ??P-CPICH???????????????????????P-CCPCH????
???????????????????????????С??????????????????????????????????????Щ???????С???????????????????????????????????????????????????????????????????????????????裬??????????????????????????????????????? ????
(1)?????
??????????????????10 ms??38400?????????15??????????????????????????????????????????????????????????磬???????????????????????????????????????????????????? ????
???????????????????????о????????????????????????????????????????????????????256??????????????1/10??????С?????????????????????????????????????У????????????????????????????????????????????????????????????????????硣 ????
(2)???? ????
????????????????????????????????????????????????????о????????????????????????????????????????????256???????????????????????????????????????????????????????????????????????????16?????????????У???Щ???????????????64??????????????????15?????????????????????????????????????????????????????????????????Σ??????????????????????
?????????????????????????18λ????λ??????????PN???У?????????2(18)-1???????????8192????????????????????????????????512???????64?飬???8??????????????????????????????????????????????С???????????????????????????????????????С???????????????????? ????
(3)?????????? ????
?????????????????????????????????????????????Cch??256??0??????????????????????????????????? ????
??????????????????????????????С??????????С?????????????????????????????????????????????????????????????????????????????“??”????“????????”????????????????????256??????“??”?????????????????м?????????????????????????38400???????????????????????????????????????????????????λ???????????飬????8???????????????С??????????????????????????????????? ????
????????????????????????????????????????????????·????????? ????
3.С???????????????? ????
?????????С???????????????????ж???С??????????????????????????????????????????????С???????????????????? ????
????WCDMA??????????????????????????????????????ж???
00
Sa??С?????????????
Sb??С??????????????????
Q1??С???????????????? FDD??CPICH Eb/No??
Q2??С??????????????????
Q3????????????? FDD??CPICH ?????????????????
Q4??С????????????????
P??UE_TXPWR_MAX_RACH????????????書(shū)??? - P_MAX????????????????書(shū)?????0????????????
???????????ж?????????????????????????Ec/No??????? ????
???????????ж????????????????????????????????????????????? ????
???????????????????????????????????С????????????????????????????????????С????
???????? ????
WCDMA??????????????????????????????????????????PLMN??????????????????????????PLMN????????С????????????????Щ??Ч????????????????????????PLMN??С???????????????硣
??????
???·???
??????????????????
2023/3/23 14:23:39???д?ò??????????
2023/3/22 16:17:39????????????????????Щ??
2022/6/14 16:14:27??????????????????????????
2021/10/18 15:37:44???????????????
2021/9/17 15:19:29???·???????·
2021/9/14 15:42:25?????????????
2021/5/28 17:25:47??????APP??????????
2021/5/8 17:01:11