Reordering of a beamforming matrix
US9281884B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 3, 2014 |
| Grant date | Mar 8, 2016 |
| Priority date | — |
| Expiry date | Sep 3, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L1/0059
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Apparatuses, methods and systems for beamforming are disclosed. One embodiment of a method includes generating a beamforming matrix, including obtaining a channel matrix of a multiple-input, multiple-output (MIMO) between a multiple antenna transmitter and a receiver, determining an initial beamforming matrix based on a singular value decomposition of the channel matrix, generating a final beamforming matrix comprising re-ordering columns of the initial beamforming matrix for at least one sub-carrier of a multi-carrier signal based on a signal characteristic, processing a plurality of multi-carrier signals using the final beamforming matrix, and transmitting the processed plurality of multi-carrier signals through a plurality of transmit chains.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.