Title:
CSI OBTAINING METHOD, SERVER, TERMINAL AND AP
Document Type and Number:
WIPO Patent Application WO/2018/018861
Kind Code:
A1
Abstract:
Disclosed are a channel state information (CSI) obtaining method, a server, a terminal and an access point (AP), used for effectively improving service precision. The method of the embodiments of this application comprises: receiving a CSI obtaining request sent by a terminal, the CSI obtaining request comprising an address of a first AP connected to the terminal and an address of the terminal; determining a first measuring AP from a first storage AP according to the address of the first AP; sending a second CSI measuring request to the first measuring AP, the second CSI measuring request comprising the address of the terminal, so that the first measuring AP monitors, according to the address of the terminal, first service data sent by the terminal; receiving first measurement data, the first measurement data comprising a first CSI, the first CSI being obtained by means of channel estimation performed on the first service data by a target measuring AP, the target measuring AP being an AP, in the first measuring AP, that receives the first service data; and sending the first measurement data or a first processing result to the terminal, the first processing result being obtained by the first measurement data.
Inventors:
JIANG WEIPENG (CN)
LIU YONGJUN (CN)
LEI YUN (CN)
LIU YONGJUN (CN)
LEI YUN (CN)
Application Number:
PCT/CN2017/071710
Publication Date:
February 01, 2018
Filing Date:
January 19, 2017
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H04L29/06
Foreign References:
| CN104168650A | 2014-11-26 | |||
| CN104486729A | 2015-04-01 | |||
| CN104618923A | 2015-05-13 | |||
| CN103108332A | 2013-05-15 | |||
| CN101877918A | 2010-11-03 | |||
| CN105764031A | 2016-07-13 |
Other References:
See also references of EP 3484117A4
Attorney, Agent or Firm:
SHENPAT INTELLECTUAL PROPERTY AGENCY (CN)
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