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.

Date of Patent:
Sep. 01, 2026

Filed:

Sep. 29, 2024
Applicant:

Asahi Kasei Microdevices Corporation, Tokyo, JP;

Inventor:

Masaki Tsujimoto, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 15/20 (2006.01); G01R 19/00 (2006.01); G01R 19/25 (2006.01);
U.S. Cl.
CPC ...
G01R 15/20 (2013.01); G01R 19/0092 (2013.01);
Abstract

A current sensor comprises a first lead frame, a signal processing IC, first and second magnetoelectric conversion elements, and a second lead frame that partially surrounds the first and second magnetoelectric conversion elements. In a plan view, the first and second magnetoelectric conversion elements may oppose each other with an intermediate portion, through which a current flows in a second direction that intersects with a first direction from the first magnetoelectric conversion element toward the second magnetoelectric conversion element, sandwiched therebetween. First wires may extend in a direction different from the second magnetoelectric conversion element side in the plan view, and be electrically connected to the signal processing IC without traversing the second lead frame. Second wires may extend in a direction different from the first magnetoelectric conversion element side in the plan view, and be electrically connected to the signal processing IC without traversing the second lead frame.


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