发明授权
US06759843B2 Sensing methods and systems for hall and/or MR sensors 失效
霍尔和/或MR传感器的感应方法和系统

  • 专利标题: Sensing methods and systems for hall and/or MR sensors
  • 专利标题(中): 霍尔和/或MR传感器的感应方法和系统
  • 申请号: US10295746
    申请日: 2002-11-15
  • 公开(公告)号: US06759843B2
    公开(公告)日: 2004-07-06
  • 发明人: Gregory R. Furlong
  • 申请人: Gregory R. Furlong
  • 主分类号: G01B730
  • IPC分类号: G01B730
Sensing methods and systems for hall and/or MR sensors
摘要:
Magnetic sensing methods and systems are disclosed. A minimum magnetic signal output and a maximum magnetic signal output can be detected utilizing a sensor comprising a peak detector circuit associated with a filter averaging circuit and one or more magnetic elements (e.g., a Hall element and/or magnetoresistive bridge). An average magnetic signal output can then be determined utilizing the filter averaging circuit when a target begins to rotate in front of the sensor.
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