Method and system in a transceiver for controlling a multiple-input, multiple-output communications channel
US6859503B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 1, 2002 |
| Grant date | Feb 22, 2005 |
| Priority date | — |
| Expiry date | Mar 18, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2025/03802
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The present invention makes it possible to increase a data rate between a transmitter and receiver using a multiple-input, multiple-output radio frequency channel. A multiple-stream, multiple-antenna receiver measures a composite channel between a multiple-antenna transmitter and a multiple-antenna receiver to produce a composite channel measurement. The receiver selects a plurality of antenna array weight sets for use in the multiple-antenna transmitter in response to the composite channel measurement, where each antenna array weight set is associated with one of multiple data streams. Information describing the plurality of antenna array weight sets for use in the multiple-antenna transmitter are then transmitted.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.