Handover
US8982840B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 27, 2011 |
| Grant date | Mar 17, 2015 |
| Priority date | — |
| Expiry date | Apr 27, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W36/28
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An improvements to Handover is provided. User equipment capable of participating in the handover of communications instances from a first radio access network to a second radio access network, the first radio access network being capable of supporting packet switched communications and the second radio access network being capable of supporting circuit switched communications is adapted to participate in a first voice-and-multimedia communications session in said first radio access network, as part of a communications instance, during handover of said communications instance from said first radio access network to said second radio access network, transfer a voice communications session, to continue said communications instance, and responsive to said handover, send a first message to a node of said second radio access network to provide a second voice-and-multimedia communications session in said second radio access network, to further continue said communications instance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.