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:
Mar. 29, 2022
Filed:
Mar. 18, 2021
Ablic Inc., Tokyo, JP;
Hiroyuki Yonetani, Tokyo, JP;
ABLIC INC., Tokyo, JP;
Abstract
Provided is a magnetic sensor device including: a current input terminal; a voltage input terminal; an output terminal; a magnetic sensor circuit including a first terminal, one of one Hall element and a set of Hall elements connected in parallel to each other, and a pilot signal generating circuit; a chopper modulator/demodulator circuit including a first mixer connected to the magnetic sensor circuit, an amplifier containing an input port connected to the first mixer, a second mixer containing an input port connected to the amplifier, and an output port connected to the output terminal; and a feedback circuit including a second terminal connected to the chopper modulator/demodulator circuit, a third mixer, a voltage-current conversion circuit, and a third terminal connected to the current input terminal and the first terminal, and a fourth terminal connected to the voltage input terminal.