Broadcast and multicast transmissions with acknowledgement scheduling
US7948991B1 · kind B1 · utility
29Cited by
2References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 16, 2008 |
| Grant date | May 24, 2011 |
| Priority date | — |
| Expiry date | Dec 18, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W72/23
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
In one embodiment, a method includes scheduling acknowledgements from a plurality of receivers in a wireless network, transmitting an acknowledgement schedule to the receivers, broadcasting or multicasting data to the receivers, processing acknowledgements received from receivers, and retransmitting at least a portion of the data to one or more of the receivers if an acknowledgement is not received from the one or more receivers. An apparatus for broadcasting or multicasting data in a wireless network is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.