Group communication system for the transmission of multimedia data
US10681504B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 20, 2018 |
| Grant date | Jun 9, 2020 |
| Priority date | — |
| Expiry date | Nov 20, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W4/90
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A system for the transmission of group multimedia data to a set of clients affiliated to a communication group, the communication system including a control entity; a signaling participating entity; a participating entity supporting a unicast distribution service, called unicast entity; a participating entity supporting a broadcast distribution service, called broadcast entity; the communication system including a software bus linking the different participating entities to convey information messages exchanged between the different participating entities, for: enabling each unicast entity to maintain a first list of multimedia clients for each communication group to which has become affiliated at least one multimedia client; maintain a second list of multimedia clients for each geographic zone; and enabling each broadcast entity to maintain a third list of multimedia clients for each communication group to which has become affiliated at least one multimedia client.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.