×

Sensing methods and systems for hall and/or MR sensors

  • US 6,759,843 B2
  • Filed: 11/15/2002
  • Issued: 07/06/2004
  • Est. Priority Date: 11/15/2002
  • Status: Expired due to Fees
First Claim
Patent Images

1. A magnetic sensing method, said method comprising the steps of:

  • detecting a minimum magnetic signal output and a maximum magnetic signal output utilizing a sensor comprising a peak detector circuit associated with a filter averaging circuit and at least one magnetic element thereof; and

    determining an average magnetic signal output utilizing said filter averaging circuit when a target begins to rotate in front of said sensor, wherein said filter averaging circuit stabilizes when an area of a curve above said average magnetic signal output is equal to an area under said curve.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×