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:
May. 13, 2025
Filed:
May. 15, 2020
Applicant:
Hitachi Astemo, Ltd., Hitachinaka, JP;
Inventors:
Katsumi Ikegaya, Hitachinaka, JP;
Yoichiro Kobayashi, Hitachinaka, JP;
Minoru Migita, Hitachinaka, JP;
Assignee:
Hitachi Astemo, Ltd., Hitachinaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/8234 (2006.01); G05F 3/26 (2006.01); H01L 23/528 (2006.01); H01L 27/02 (2006.01); H01L 27/088 (2006.01);
U.S. Cl.
CPC ...
H01L 23/5283 (2013.01); H01L 27/0207 (2013.01); G05F 3/267 (2013.01); H01L 27/088 (2013.01);
Abstract
In a semiconductor device including a current mirror circuit, a highly reliable semiconductor device that reduces a variation in a mirror ratio of the current mirror circuit and suppresses a change with time in a pairing property of elements can be provided.