Precoding method and apparatus in multiple input multiple output system
US8693567B2 · kind B2 · utility
3Cited by
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12Claims
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Key dates
| Filing date | Mar 1, 2012 |
| Grant date | Apr 8, 2014 |
| Priority date | — |
| Expiry date | Mar 1, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02D30/70
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Embodiments of the present invention disclose a precoding method and apparatus in a multiple input multiple output system. The method includes receiving a non-constant modulus channel information matrix fed back by a UE; processing the non-constant modulus channel information matrix and removing amplitude information, and obtaining a precoding matrix according to a constant modulus channel information matrix; and precoding data to be sent by using the precoding matrix.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.