OFDM system with per subcarrier phase rotation
US7447268B2 · kind B2 · utility
19Cited by
15References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2004 |
| Grant date | Nov 4, 2008 |
| Priority date | — |
| Expiry date | Feb 25, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L27/2602
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Subcarrier phase rotation is implemented in an OFDM transmitting apparatus to overcome problems such as, for example, non-frequency selective multipath fading. In at least one embodiment, subcarrier phase rotation is practiced in an OFDM system implementing multiple input multiple output (MIMO) techniques.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.