Apparatus and method for transmitting and receiving channel state information reference symbol in relay network system
US9059826B2 · kind B2 · utility
4Cited by
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18Claims
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Key dates
| Filing date | Feb 15, 2011 |
| Grant date | Jun 16, 2015 |
| Priority date | — |
| Expiry date | Dec 30, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W84/047
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An apparatus and method for transmitting/receiving a Channel State Information-Reference Symbol (CSI-RS) in a relay network system are provided. The method for transmitting a CSI-RS in a relay network system includes selecting a subframe to transmit a CSI-RS, from DownLink (DL) subframes, transmitting, to a receive end, identifying information indicating that a CSI-RS is transmitted at the selected subframe, and transmitting a CSI-RS at the selected subframe.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.