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:
Aug. 06, 2019
Filed:
Feb. 13, 2017
Applicant:
Semiconductor Energy Laboratory Co., Ltd., Atsugi-shi, Kanagawa-ken, JP;
Inventors:
Jun Koyama, Sagamihara, JP;
Sho Nagao, Atsugi, JP;
Assignee:
Semiconductor Energy Laboratory Co., Ltd., Kanagawa-ken, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F03G 7/08 (2006.01); H01L 27/105 (2006.01); H01L 29/786 (2006.01);
U.S. Cl.
CPC ...
F03G 7/08 (2013.01); H01L 27/1052 (2013.01); H01L 29/7869 (2013.01);
Abstract
A sensor system that does not require wiring connection is provided. The sensor system includes a power generator, a power storage device, a wireless device, a sensing device, and a power switch (PSW). Data is transmitted and received wirelessly. Energy harvesting with vibration or the like is used as a power source, and supply of power to an unused portion of the PSW is stopped.