JP5744189B2 - 動き検出器において用いる閾値信号を生成する回路および方法 - Google Patents
動き検出器において用いる閾値信号を生成する回路および方法 Download PDFInfo
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- JP5744189B2 JP5744189B2 JP2013513175A JP2013513175A JP5744189B2 JP 5744189 B2 JP5744189 B2 JP 5744189B2 JP 2013513175 A JP2013513175 A JP 2013513175A JP 2013513175 A JP2013513175 A JP 2013513175A JP 5744189 B2 JP5744189 B2 JP 5744189B2
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Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/14—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring distance or clearance between spaced objects or spaced apertures
-
- 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
- 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
-
- 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
- G01D5/24471—Error correction
- G01D5/24476—Signal processing
-
- 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
-
- 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
- G01P3/489—Digital circuits therefor
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/793,813 | 2010-06-04 | ||
| US12/793,813 US8598867B2 (en) | 2010-06-04 | 2010-06-04 | Circuits and methods for generating a threshold signal used in a motion detector |
| PCT/US2011/035148 WO2011152948A1 (en) | 2010-06-04 | 2011-05-04 | Circuits and methods for generating a threshold signal used in a motion detector |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2013531233A JP2013531233A (ja) | 2013-08-01 |
| JP2013531233A5 JP2013531233A5 (enExample) | 2014-05-29 |
| JP5744189B2 true JP5744189B2 (ja) | 2015-07-01 |
Family
ID=44280962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013513175A Active JP5744189B2 (ja) | 2010-06-04 | 2011-05-04 | 動き検出器において用いる閾値信号を生成する回路および方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US8598867B2 (enExample) |
| EP (1) | EP2564214B1 (enExample) |
| JP (1) | JP5744189B2 (enExample) |
| KR (1) | KR101789530B1 (enExample) |
| WO (1) | WO2011152948A1 (enExample) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8598867B2 (en) | 2010-06-04 | 2013-12-03 | Allegro Microsystems, Llc | Circuits and methods for generating a threshold signal used in a motion detector |
| US8350563B2 (en) | 2010-10-12 | 2013-01-08 | Allegro Microsystems, Inc. | Magnetic field sensor and method used in a magnetic field sensor that adjusts a sensitivity and/or an offset over temperature |
| US20120249126A1 (en) * | 2011-03-31 | 2012-10-04 | Allegro Microsystems, Inc. | Circuits and methods for motion detection |
| US10845434B2 (en) | 2012-01-06 | 2020-11-24 | Allegro Microsystems, Llc | Magnetic field sensor having a temperature compensated threshold on power up |
| US8736260B2 (en) | 2012-01-06 | 2014-05-27 | Allegro Microsystems, Llc | Magnetic field sensor and associated method that can establish a measured threshold value and that can store the measured threshold value in a memory device |
| US9395391B2 (en) | 2013-03-15 | 2016-07-19 | Allegro Microsystems, Llc | Magnetic field sensor and associated method that can store a measured threshold value in a memory device during a time when the magnetic field sensor is powered off |
| US9638548B2 (en) | 2012-05-07 | 2017-05-02 | Infineon Technologies Ag | Output switching systems and methods for magnetic field sensors |
| US8723512B1 (en) * | 2012-11-26 | 2014-05-13 | Allegro Microsystems, Llc | Circuits and methods for generating a threshold signal used in a magnetic field sensor based on a peak signal associated with a prior cycle of a magnetic field signal |
| CZ2013163A3 (cs) * | 2013-03-05 | 2014-04-30 | Lesikar, A.S. | Snímač otáček |
| KR102146078B1 (ko) * | 2013-08-30 | 2020-08-19 | 알레그로 마이크로시스템스, 엘엘씨 | 타겟 상의 특징들의 가능한 수량들의 세트의 최소 공배수에 따라 모션 검출기에 사용되는 임계 신호를 발생시키기 위한 회로들 및 방법들 |
| US10102992B2 (en) | 2014-02-25 | 2018-10-16 | Infineon Technologies Ag | Switching apparatus, switching system and switching method |
| US9778326B2 (en) | 2014-03-11 | 2017-10-03 | Allegro Microsystems, Llc | Circuits and methods for limiting a smallest separation of thresholds in a magnetic field sensor |
| GB2525404B (en) * | 2014-04-23 | 2019-03-13 | Univ Oxford Innovation Ltd | Generating timing signals |
| EP3141915A1 (en) * | 2015-09-11 | 2017-03-15 | Thomson Licensing | Electrical activity sensor device for detecting electrical activity and electrical activity monitoring apparatus |
| US10323962B2 (en) * | 2016-02-24 | 2019-06-18 | Infineon Technologies Ag | Using a variable switching threshold for providing an output |
| US10385964B2 (en) * | 2016-06-08 | 2019-08-20 | Allegro Microsystems, Llc | Enhanced neutral gear sensor |
| US10839920B2 (en) | 2017-09-29 | 2020-11-17 | Allegro Microsystems, Llc | Circuit having a low power charge pump for storing information in non-volatile memory during a loss of power event |
| US10430296B2 (en) | 2017-09-29 | 2019-10-01 | Allegro Microsystems, Llc | Circuit and method for storing information in non-volatile memory during a loss of power event |
| US10690731B2 (en) | 2018-09-28 | 2020-06-23 | Allegro Microsystems, Llc | Magnetic field sensor with adaptive threshold and associated methods |
| US11894844B1 (en) | 2022-08-01 | 2024-02-06 | Allegro Microsystems, Llc | Rapid data transfer sensor arrays |
| US11972154B2 (en) | 2022-08-02 | 2024-04-30 | Allegro Microsystems, Llc | Configurable variable-length shift register circuits |
| US12455301B2 (en) | 2023-12-11 | 2025-10-28 | Allegro Microsystems, Llc | Hall plate current sensor having stress compensation |
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| US4374333A (en) | 1980-05-27 | 1983-02-15 | Sprague Electric Company | Two terminal Hall-sensor |
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| US8598867B2 (en) | 2010-06-04 | 2013-12-03 | Allegro Microsystems, Llc | Circuits and methods for generating a threshold signal used in a motion detector |
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| US8350563B2 (en) | 2010-10-12 | 2013-01-08 | Allegro Microsystems, Inc. | Magnetic field sensor and method used in a magnetic field sensor that adjusts a sensitivity and/or an offset over temperature |
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| US8736260B2 (en) | 2012-01-06 | 2014-05-27 | Allegro Microsystems, Llc | Magnetic field sensor and associated method that can establish a measured threshold value and that can store the measured threshold value in a memory device |
| US9395391B2 (en) | 2013-03-15 | 2016-07-19 | Allegro Microsystems, Llc | Magnetic field sensor and associated method that can store a measured threshold value in a memory device during a time when the magnetic field sensor is powered off |
| US8723512B1 (en) | 2012-11-26 | 2014-05-13 | Allegro Microsystems, Llc | Circuits and methods for generating a threshold signal used in a magnetic field sensor based on a peak signal associated with a prior cycle of a magnetic field signal |
-
2010
- 2010-06-04 US US12/793,813 patent/US8598867B2/en active Active
-
2011
- 2011-05-04 WO PCT/US2011/035148 patent/WO2011152948A1/en not_active Ceased
- 2011-05-04 KR KR1020127033399A patent/KR101789530B1/ko active Active
- 2011-05-04 JP JP2013513175A patent/JP5744189B2/ja active Active
- 2011-05-04 EP EP11720261.4A patent/EP2564214B1/en active Active
-
2013
- 2013-10-23 US US14/061,106 patent/US9140536B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US20140062463A1 (en) | 2014-03-06 |
| KR20130118746A (ko) | 2013-10-30 |
| US8598867B2 (en) | 2013-12-03 |
| US20110298450A1 (en) | 2011-12-08 |
| US9140536B2 (en) | 2015-09-22 |
| KR101789530B1 (ko) | 2017-10-26 |
| JP2013531233A (ja) | 2013-08-01 |
| EP2564214B1 (en) | 2021-06-23 |
| WO2011152948A1 (en) | 2011-12-08 |
| EP2564214A1 (en) | 2013-03-06 |
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