A system and a method for generating a calling detail record containing a called user number
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- SHANGHAI LIANGJIANG COMM SYST
- Publication Date
- 2014-02-19
- Estimated Expiration
- Not applicable · inactive patent
Smart Images
Figure 1 Figure 2
Abstract
Description
technical field
[0001] The invention relates to a system and a method for identifying a called party user number by using a roaming number request message in a mobile communication network, and then generating call detail records containing the called party user number. Background technique
[0002] In the current mobile phone communication network, when a calling user initiates a call, since the end office accessed by the calling user does not know the roaming location of the called user, it is impossible to directly call the end office where the called user is logged in. Initiate call signaling.
[0003] At this time, if figure 1 As shown, the MSC 4 at the location of the calling user will first send a routing request message to the HLR5 (Home Location Register) to which the called user belongs (in the G network, it is the SRI message request process, in the C network, it is the LOCREQ message process). After the HLR 5 at which the subscriber belongs receives the routing...