System and method for alternating between in-band and out-of-band communication path
US8452291B2 · kind B2 · utility
1Cited by
15References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 5, 2010 |
| Grant date | May 28, 2013 |
| Priority date | — |
| Expiry date | May 31, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2203/1091
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Systems, methods and devices are disclosed useful for enabling wireless signals representing control messages to be sent between a wireless handheld telephony device and a call control server during an ongoing communication session when an out-of-band path becomes unavailable, the communication session being controlled by the call control server.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.