CDMA intelligent network system and its method, device for realizing international roaming service
US8060087B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 1, 2008 |
| Grant date | Nov 15, 2011 |
| Priority date | — |
| Expiry date | Oct 17, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L12/1467
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The present invention discloses a CDMA intelligent network system and a method for implementing an international roaming service. The CDMA intelligent network system includes: a Home SCP, a Home Gateway Mobile Switching Center (GMSC) or Home International Switching Center (ISC), and a visited GMSC or visited ISC; further, the CDMA intelligent network system includes a roaming SSP. The SCP is in communication with the roaming SSP, and voice channels are established among the roaming SSP, the Home GMSC or ISC, and the visited GMSC or ISC. The present invention further discloses a roaming Service Switching Point, which is adapted for signaling exchanging with the Home SCP of subscriber in international roaming, so as to establish a service route for the subscriber in international roaming in the CDMA intelligent network.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.