Data transmission method, base station, and communication system
US8897164B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 24, 2012 |
| Grant date | Nov 25, 2014 |
| Priority date | — |
| Expiry date | Dec 14, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W72/1268
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The present invention discloses a data transmission method, a base station, and a communication system, which are applied in the communication field. The method includes: determining to perform semi-persistent scheduling on data of a user equipment; setting a value of first information for the user equipment, so that the user equipment determines a cyclic shift value of a reference signal sequence of the user equipment according to the value of the first information; and obtaining the reference signal sequence of the user equipment, performing channel estimation according to the reference signal sequence of the user equipment, and performing demodulation on data information of the user equipment according to a channel coefficient obtained by performing the channel estimation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.