Unstructured supplementary service data call control manager within a wireless network
US8532629B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 18, 2008 |
| Grant date | Sep 10, 2013 |
| Priority date | — |
| Expiry date | Jul 6, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2203/652
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A system and apparatus for call control management using the Unstructured Supplementary Service Data (USSD) protocol. The system and apparatus uses USSD messages between the wireless private network subscriber and a wireless network to provide subscribers with information about callers and routing options of the call. The subscriber can also inform the system using USSD messages how to proceed with the call. The system provides USSD messages such as but not limited to, transferring the call to another subscriber with canned messages, transferring the call to a subscriber's voice mail, establishing a conference call, swapping to other call, creating new call, consulting with other person, transferring to specific predefined person, hold, consulting with other person via canned message, etc. The system and apparatus also exchanges device status information using USSD messages.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.