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Patent Searching and Data


Title:
DATA STORAGE METHOD FOR ELECTRONIC CONTROL SYSTEM OF VEHICLE, AND ELECTRONIC CONTROL SYSTEM
Document Type and Number:
WIPO Patent Application WO/2017/190482
Kind Code:
A1
Abstract:
Disclosed are a data storage method for an electronic control system of a vehicle, and an electronic control system. The method comprises: a first electronic control unit writing a first variable, and sending a storage request packet to other electronic control units, so that other electronic control units determine whether the first variable is allowed to be stored, and send a first response packet to the first electronic control unit (S101); when the first electronic control unit determines that the first variable is allowed to be stored by one or more electronic control units according to the first response packet, sending a data frame to the one or more electronic control units, so that the one or more electronic control units write data and a node number in the data frame and feed same back to the first electronic control unit, wherein the data in the data frame comprises a variable number and a variable value of the first variable (S102); and the first electronic control unit writing, according to feedback, a corresponding node number and the variable number of the first variable into the first electronic control unit (S103). The method can realize the sharing of hardware resources, improves the resource utilization rate of an electronic control system, and improves the reliability of variable storage.

Inventors:
HAN BIN (CN)
YU JUN (CN)
DAI KANGWEI (CN)
WANG LIANG (CN)
ZHAO LEI (CN)
LV YUJUN (CN)
CAO WENFENG (CN)
MA LINA (CN)
TONG SHIMENG (CN)
Application Number:
PCT/CN2016/104120
Publication Date:
November 09, 2017
Filing Date:
October 31, 2016
Export Citation:
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Assignee:
BEIJING ELECTRIC VEHICLE CO LTD (CN)
International Classes:
G05B23/02
Foreign References:
CN105785977A2016-07-20
CN104914849A2015-09-16
CN102809962A2012-12-05
CN105161130A2015-12-16
CN103279118A2013-09-04
CN102323791A2012-01-18
CN102662397A2012-09-12
US6236917B12001-05-22
Other References:
See also references of EP 3454153A4
Attorney, Agent or Firm:
TSINGYIHUA INTELLECTUAL PROPERTY LLC (CN)
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