JP4880874B2 - 速度および方向センサからの情報を供給する方法及び装置 - Google Patents

速度および方向センサからの情報を供給する方法及び装置 Download PDF

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JP4880874B2
JP4880874B2 JP2003568426A JP2003568426A JP4880874B2 JP 4880874 B2 JP4880874 B2 JP 4880874B2 JP 2003568426 A JP2003568426 A JP 2003568426A JP 2003568426 A JP2003568426 A JP 2003568426A JP 4880874 B2 JP4880874 B2 JP 4880874B2
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pulse
sensor
article
magnetic field
magnetic
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JP2005517928A5 (https=
JP2005517928A (ja
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ヴィッグ，ラヴィ
タウン，ジェイ・エム
フォレスト，グレン
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Allegro Microsystems LLC
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Allegro Microsystems LLC
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/244—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/24457—Failure detection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/142—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices
    • G01D5/145—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/488—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by variable reluctance detectors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/01—Shaping pulses
    • H03K5/08—Shaping pulses by limiting; by thresholding; by slicing, i.e. combined limiting and thresholding
    • H03K5/082—Shaping pulses by limiting; by thresholding; by slicing, i.e. combined limiting and thresholding with an adaptive threshold

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
  • Measuring Magnetic Variables (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP2003568426A 2002-01-31 2003-01-29 速度および方向センサからの情報を供給する方法及び装置 Expired - Lifetime JP4880874B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US35383602P 2002-01-31 2002-01-31
US60/353,836 2002-01-31
US35490702P 2002-02-05 2002-02-05
US60/354,907 2002-02-05
US10/282,528 2002-10-29
US10/282,528 US6815944B2 (en) 2002-01-31 2002-10-29 Method and apparatus for providing information from a speed and direction sensor
PCT/US2003/002489 WO2003069358A2 (en) 2002-01-31 2003-01-29 Method and apparatus for providing information from a speed and direction sensor

Publications (3)

Publication Number Publication Date
JP2005517928A JP2005517928A (ja) 2005-06-16
JP2005517928A5 JP2005517928A5 (https=) 2006-01-05
JP4880874B2 true JP4880874B2 (ja) 2012-02-22

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JP2003568426A Expired - Lifetime JP4880874B2 (ja) 2002-01-31 2003-01-29 速度および方向センサからの情報を供給する方法及び装置

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Country Link
US (2) US6815944B2 (https=)
EP (1) EP1470429A2 (https=)
JP (1) JP4880874B2 (https=)
WO (1) WO2003069358A2 (https=)

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US12449279B2 (en) 2024-02-07 2025-10-21 Allegro Microsystems, Llc Dynamic resolution sensor

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US6815944B2 (en) 2004-11-09
US20030141862A1 (en) 2003-07-31

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