Title:
回転角検出装置
Document Type and Number:
Japanese Patent JP4233958
Kind Code:
B2
Abstract:
An angular position determining apparatus is provided which includes a magnet affixed to a rotary shaft and a plurality of magnetic sensor elements and works to determine an angular position of the rotary shaft using outputs of the magnetic sensor elements. The apparatus also includes a malfunction detector which specifies which of the magnetic sensor elements is now malfunctioning and takes an action required to determine the angular position of the rotary shaft correctly in the event of such a malfunction.
Inventors:
Shigetoshi Fukaya
Yoko Ichikawa
Naoki Nakane
Yoko Ichikawa
Naoki Nakane
Application Number:
JP2003307309A
Publication Date:
March 04, 2009
Filing Date:
August 29, 2003
Export Citation:
Assignee:
株式会社日本自動車部品総合研究所
株式会社デンソー
株式会社デンソー
International Classes:
G01D5/245; G01B7/14; G01B7/30; G01D3/08; G01D5/12; G01D5/14; G01D5/16; G01P3/488; G01P5/20
Domestic Patent References:
| JP2002303507A | ||||
| JP2001133210A | ||||
| JP11108943A | ||||
| JP4031655A | ||||
| JP11230711A | ||||
| JP2003004486A | ||||
| JP4131712A | ||||
| JP43009795B1 | ||||
| JP3100411A | ||||
| JP2001249154A | ||||
| JP2003207365A |
Attorney, Agent or Firm:
Kazuyuki Yahagi
Taihei Nonobe
Taihei Nonobe