Title:
METHOD AND DEVICE FOR COUNTERING DOPPLER SHIFT
Document Type and Number:
WIPO Patent Application WO/2020/135503
Kind Code:
A1
Abstract:
Disclosed by embodiments of the present application are a method and device for countering Doppler shift, the method comprising: when a user equipment (UE) performs cell switching, acquiring a Doppler shift estimation value at the last moment at which the UE is within the original cell; fetching the inverse number of the Doppler shift estimation value, and using the inverse number of the Doppler shift estimation value for carrier frequency offset (CFO) compensation in automatic frequency control (AFC).
Inventors:
ZHANG JUNLING (CN)
Application Number:
PCT/CN2019/128309
Publication Date:
July 02, 2020
Filing Date:
December 25, 2019
Export Citation:
Assignee:
SANECHIPS TECH CO LTD (CN)
International Classes:
H04W36/32
Foreign References:
| CN101958744A | 2011-01-26 | |||
| CN101877687A | 2010-11-03 | |||
| CN102377474A | 2012-03-14 | |||
| CN105337693A | 2016-02-17 | |||
| US20160227462A1 | 2016-08-04 | |||
| CN201811593569A | 2018-12-25 |
Other References:
See also references of EP 3905784A4
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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