, ,
(中国电信股份有限公司广东分公司 广州
510081
)
:
4G
, , ,
3GPP
,
EPC
LTE
, ,
, 。
:
4G
; ; ; ;
10.3969/j.issn.1000-0801.2014.12.018
--
Wang Zhe, Xu Hongdong, Zhao Limin
(Guangdong Branch of China Telecom Co., Ltd., Guangzhou 510081, China)
In the 4G network, because t he flat network structure, wireles s access side cannot independently to
realize the analysis of user tracking and optimization. In order to solve the above problem, based on 3GPP proto c ol,
the construction of EPC a nd LTE wireless cooperative tracking pro c e ssing mechanism was proposed, the
optimization scheme was put forward to solve the application problem of different manufacturers scene, and to meet
the current network user t ra c ki ng and optimization analysis of demand , a platform for further use r based loca l ization
problem and the key security was provided.
evolve d packet core, radio access, user tracing, end-to-end, northbound interface
,
2G
、
3G
4G
,
,
。
4G
, ,
eNB
,
2G
、
3G
,
BS C
RNC
;
NAS
,
eNB
,
IMSI
。 ,
3G
,
4G
, 、
。
4G
,
,
EPC
,
,
EPC
。 , 、
, , ,
, 。
,
。 ,
, 、
。
,
3GPP
,
TS 32.421
,
TS 32.422
,
TS 32.423
。