Title:
METHOD FOR LOCATING CLOCK FAULT AND NETWORK APPARATUS
Document Type and Number:
WIPO Patent Application WO/2021/104522
Kind Code:
A1
Abstract:
The present invention relates to the technical field of communications. Disclosed are a method for locating a clock fault and a network apparatus. In the method, a network apparatus locates a source of a clock fault according to whether frequency offsets between multiple input clocks and a local clock exceed a frequency offset threshold, or according to whether frequency offsets between the multiple input clocks exceed a relative frequency offset threshold, thereby improving the accuracy of frequency offset detection.
Inventors:
ZHANG YAWEI (CN)
LV JINGFEI (CN)
CHENG YONG (CN)
LV JINGFEI (CN)
CHENG YONG (CN)
Application Number:
PCT/CN2020/132816
Publication Date:
June 03, 2021
Filing Date:
November 30, 2020
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H04J3/06; H04L12/24
Domestic Patent References:
| WO1998055923A2 | 1998-12-10 |
Foreign References:
| CN1855784A | 2006-11-01 | |||
| CN102833026A | 2012-12-19 | |||
| CN108282243A | 2018-07-13 | |||
| CN1578197A | 2005-02-09 | |||
| CN201911206257A | 2019-11-29 | |||
| CN202010023012A | 2020-01-09 |
Other References:
See also references of EP 4050822A4
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