Hitachi Astemo Assigned Patent

Hitachi Astemo, Ltd., Hitachinaka, Japan, has been assigned a patent (11836045) developed by Fuju, Takahito, Ko, Kenho, and Teshima, Daisuke, Hitachinaka, Japan, for an “electronic control device having a non-volatile memory with a reserved area storing failure data.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “An electronic control device includes a nonvolatile memory having allocated two storage areas that are exclusively switchable between an active state and an inactive state, the storage area in the active state being used to store a control program to be executed, and the storage area in the inactive state being used as a reserved area for updating the control program. In the electronic control device, when the control program is not updated, arbitrary data is written in the storage area in the inactive state.”

The patent application was filed on 2020-02-04 (17/418966).