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:
Jul. 08, 2025
Filed:
Aug. 20, 2020
Semiconductor Energy Laboratory Co., Ltd., Atsugi, JP;
Haruki Katagiri, Kanagawa, JP;
Yosuke Tsukamoto, Kanagawa, JP;
Daisuke Furumatsu, Kanagawa, JP;
Kyoichi Mukao, Kanagawa, JP;
Motohiro Endo, Tokyo, JP;
Semiconductor Energy Laboratory Co., Ltd., Kanagawa-ken, JP;
Abstract
A semiconductor device includes a sensor circuit including a sensor element, and a processing unit comprising a power management unit and an arithmetic processing circuit. The power management unit has a function of controlling power supply to the arithmetic processing circuit. The sensor circuit has a function of judging a sensed signal of the sensor element and supplying an interrupt signal to the processing unit in accordance with the judgment result. The power management unit has a function of restarting or stopping power supply to the arithmetic processing circuit in accordance with the interrupt signal.