Title:
CLOCK SYNCHRONIZATION METHOD FOR CONTROL SYSTEM, AND CONTROL SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/019984
Kind Code:
A1
Abstract:
Provided in the present application are a clock synchronization method for a control system, and a control system. The control system comprises a first controller and a second controller, wherein the first controller comprises a first clock unit and a second clock unit; the second controller comprises a third clock unit; a clock of the first clock unit is different from a clock of the third clock unit; and a clock of the second clock unit is the same as a clock of the third clock unit. The method comprises: a first controller and a second controller adding timestamps to sensor data by means of a first clock, wherein the first clock is a clock of a first clock unit or a clock of a third clock unit. The clock consistency of sensor data is ensured, thereby improving the accuracy of subsequent service processing.
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Inventors:
LIANG QI (CN)
HAN LEI (CN)
JIANG CHAOFENG (CN)
HAN LEI (CN)
JIANG CHAOFENG (CN)
Application Number:
PCT/CN2022/086764
Publication Date:
February 23, 2023
Filing Date:
April 14, 2022
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H04J3/06; H04W4/40
Domestic Patent References:
| WO2021097718A1 | 2021-05-27 | |||
| WO2020199116A1 | 2020-10-08 |
Foreign References:
| CN112119365A | 2020-12-22 | |||
| CN107005397A | 2017-08-01 | |||
| CN103209069A | 2013-07-17 | |||
| CN109462454A | 2019-03-12 | |||
| CN202110938524A | 2021-08-16 |
Attorney, Agent or Firm:
LEADER PATENT & TRADEMARK FIRM (CN)
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