The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 13, 2026
Filed:
Mar. 04, 2022
Hitachi Astemo, Ltd., Hitachinaka, JP;
Hitachi Astemo, Ltd., Ibaraki, JP;
Abstract
Provided is a battery control device that includes a master device that monitors states of a plurality of battery cell groups provided in a vehicle; and a plurality of slave devices installed for each battery cell group, and configured to detect a state of each battery cell group and transmit the states of the battery cell groups to the master device; wherein the master device and the plurality of slave devices sequentially communicate in a time-division manner, and the slave device includes an abnormality detection unit that detects an abnormality in communication by monitoring communication between another slave device and the master device, and when the abnormality detection unit detects the abnormality in the communication, the slave device transmits information on the other slave device to the master device together with information on the slave device.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile