Wireless communication apparatus and wireless communication method
US7701962B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 11, 2005 |
| Grant date | Apr 20, 2010 |
| Priority date | — |
| Expiry date | Jan 1, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W72/20
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A wireless communication apparatus for performing wireless communication using a first channel having a first frequency bandwidth, and a second channel formed of both the first channel and a second communication channel, the second communication channel having a frequency bandwidth equal to the first frequency bandwidth. A first generation of a first declaration frame for declaring occupation of the first channel for a specified period, and a second generation of a second declaration frame for declaring occupation of the second communication channel for a specified period after the first declaration frame are generated and transmitted. Transmission timings are set so that the first and second declaration frames are transmitted at the highest priority of all the other frames.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.