CHANNEL MEASUREMENT METHOD AND DEVICE

Title:

CHANNEL MEASUREMENT METHOD AND DEVICE

Document Type and Number:

WIPO Patent Application WO/2020/177615

Kind Code:

A1

Abstract:

Embodiments of the present application disclose a channel measurement method and a device. The method comprises: an access network device receiving a sounding reference signal (SRS) from a terminal device; the access network device receiving, from the terminal device, a power adjustment factor used by a first antenna port, wherein the first antenna port is an antenna port used by the terminal device to send a data signal; the access network device determining a first uplink channel according to the SRS; and the access network device determining a target channel according to the first uplink channel and the power adjustment factor used by the first antenna port, wherein the target channel is a target uplink channel or a target downlink channel. The embodiments of the present application can improve the accuracy of channel measurement without increasing air interface resources.

Inventors:

QIAN FENG (CN)
SHEN LI (CN)
WANG JIAN (CN)
LI XIAOCUI (CN)
XUE YIFAN (CN)

Application Number:

PCT/CN2020/077065

Publication Date:

September 10, 2020

Filing Date:

February 28, 2020

Export Citation:

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Assignee:

HUAWEI TECH CO LTD (CN)

International Classes:

H04B7/0413

Domestic Patent References:

WO2018236826A1	2018-12-27
WO2018176491A1	2018-10-04

Foreign References:

CN105144776A	2015-12-09
US20130010744A1	2013-01-10
US20130272257A1	2013-10-17
US20190068260A1	2019-02-28
CN201910178271A	2019-03-07

Other References: