OFDMA with adaptive subcarrier-cluster configuration and selective loading
US7489934B2 · kind B2 · utility
26Cited by
76References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 31, 2007 |
| Grant date | Feb 10, 2009 |
| Priority date | — |
| Expiry date | Oct 31, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L25/0226
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for allocating subcarriers in an orthogonal frequency division multiple access (OFDMA) system is described. In one embodiment, the method comprises allocating at least one diversity cluster of subcarriers to a first subscriber and allocating at least one coherence cluster to a second subscriber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.