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. 08, 2019
Filed:
Nov. 21, 2017
Canon Kabushiki Kaisha, Tokyo, JP;
Masanori Ogura, Tokyo, JP;
Toru Koizumi, Yokohama, JP;
Takanori Watanabe, Yamato, JP;
Takanori Suzuki, Tokyo, JP;
Jun Iba, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An aspect of the disclosure relates to a semiconductor device including a semiconductor element, a connection terminal configured to output a signal based on an output of the semiconductor element, a protection circuit connected to the connection terminal, and a voltage limiting element connected to the connection terminal, wherein the protection circuit is connected to a first power supply line having a first potential and a second power supply line having a second potential lower than the first potential, and wherein a potential supplied to the voltage limiting element is higher than the second potential and lower than the first potential.