Semi-random back-off method for achieving resource reservation in wireless local area networks
US8570986B2 · kind B2 · utility
1Cited by
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6Claims
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Key dates
| Filing date | Jul 13, 2010 |
| Grant date | Oct 29, 2013 |
| Priority date | — |
| Expiry date | Oct 20, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W74/085
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method and apparatus are described including determining if a successful unicast transmission has occurred, adjusting a contention window to a minimum value and adjusting a time slot back-off counter to one-half of the value of the contention window plus one responsive to the determination and adjusting the contention window using one of a plurality of adjustment schemes and selecting said time slot back-off counter from an interval between zero and the contention window.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.