Back to results
US 10,094,890 B2Granted
Magnetic sensor
AssigneePanasonic Intellectual Property Management Co., Ltd.
InventorsKiyotaka Yamada, Kazuhiro Onaka, Noritaka Ichinomiya
Life of this patent
Estimating the term…
Abstract
A magnetic sensor includes a board, a magnetoresistance element group including first and second magnetoresistance elements disposed on the board, and a magnet group including a first magnet corresponding to the first magnetoresistance element and a second magnet corresponding to the second magnetoresistance element. This magnetic sensor can have a small size and high accuracy.
Claims17
A magnetic sensor comprising:
- a board having a first surface;
- a magnetoresistance element group consisting of a first magnetoresistance element disposed on the first surface of the board, a second magnetoresistance element disposed on the first surface of the board, and a third magnetoresistance element disposed on the first surface of the board;
- and
- a magnet group consisting of a first magnet corresponding to the first magnetoresistance element, a second magnet corresponding to the second magnetoresistance element, and a third magnet corresponding to the third magnetoresistance element,
- wherein, in a plan view, the second magnetoresistance element and third magnetoresistance element are arranged symmetrically to each other with respect to a first axis, the second magnet and the third magnet are arranged symmetrically to each other with respect to the first axis, and the first magnetoresistance element and the first magnet are disposed on the first axis.
2 more elements
Dependencies are inferred from the claim text.