发明名称 |
MAGNETIC SENSOR DEVICE |
摘要 |
Provided is a magnetic sensor device capable of performing signal processing at high speed with high accuracy. The magnetic sensor device includes: a plurality of Hall elements; a plurality of differential amplifiers to which the plurality of Hall elements are connected, respectively; a detection voltage setting circuit for outputting a reference voltage; and a comparator including: a plurality of differential input pairs connected to the plurality of differential amplifiers, respectively; and a differential input pair connected to the detection voltage setting circuit. |
申请公布号 |
US2014232387(A1) |
申请公布日期 |
2014.08.21 |
申请号 |
US201414184219 |
申请日期 |
2014.02.19 |
申请人 |
SEIKO INSTRUMENTS INC. |
发明人 |
MURAOKA Daisuke;ARIYAMA Minoru;HIKICHI Tomoki;FUKAI Kentaro |
分类号 |
G01R33/07 |
主分类号 |
G01R33/07 |
代理机构 |
|
代理人 |
|
主权项 |
1. A magnetic sensor device for outputting a signal in accordance with an intensity of a magnetic field applied to a Hall element, the magnetic sensor device comprising:
a plurality of Hall elements; a plurality of differential amplifiers to which the plurality of Hall elements are connected, respectively; a detection voltage setting circuit for outputting a reference voltage; and a comparator comprising:
a plurality of differential input pairs connected to the plurality of differential amplifiers, respectively; anda differential input pair connected to the detection voltage setting circuit. |
地址 |
CHIBA-SHI JP |