GB0028343D0 - Angle measurement by magnetic transducer - Google Patents
Angle measurement by magnetic transducerInfo
- Publication number
- GB0028343D0 GB0028343D0 GBGB0028343.2A GB0028343A GB0028343D0 GB 0028343 D0 GB0028343 D0 GB 0028343D0 GB 0028343 A GB0028343 A GB 0028343A GB 0028343 D0 GB0028343 D0 GB 0028343D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- angle measurement
- magnetic transducer
- transducer
- magnetic
- measurement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- 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
- G01D5/20—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 by varying inductance, e.g. by a movable armature
- G01D5/2006—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 by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils
- G01D5/2033—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 by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils controlling the saturation of a magnetic circuit by means of a movable element, e.g. a magnet
-
- 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
- G01D5/20—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 by varying inductance, e.g. by a movable armature
- G01D5/2006—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 by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils
-
- 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
- G01D5/245—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 using a variable number of pulses in a train
- G01D5/2451—Incremental encoders
- G01D5/2452—Incremental encoders incorporating two or more tracks having an (n, n+1, ...) relationship
-
- 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
- G01D2205/00—Indexing scheme relating to details of means for transferring or converting the output of a sensing member
- G01D2205/70—Position sensors comprising a moving target with particular shapes, e.g. of soft magnetic targets
- G01D2205/73—Targets mounted eccentrically with respect to the axis of rotation
-
- 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
- G01D2205/00—Indexing scheme relating to details of means for transferring or converting the output of a sensing member
- G01D2205/70—Position sensors comprising a moving target with particular shapes, e.g. of soft magnetic targets
- G01D2205/77—Specific profiles
- G01D2205/777—Whorl-shaped profiles
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0028343.2A GB0028343D0 (en) | 2000-11-21 | 2000-11-21 | Angle measurement by magnetic transducer |
EP01985823A EP1409962A2 (en) | 2000-11-21 | 2001-11-21 | Angle measurement by magnetic transducer |
PCT/EP2001/013698 WO2002042713A2 (en) | 2000-11-21 | 2001-11-21 | Angle measurement by magnetic transducer |
AU2002235739A AU2002235739A1 (en) | 2000-11-21 | 2001-11-21 | Angle measurement by magnetic transducer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0028343.2A GB0028343D0 (en) | 2000-11-21 | 2000-11-21 | Angle measurement by magnetic transducer |
Publications (1)
Publication Number | Publication Date |
---|---|
GB0028343D0 true GB0028343D0 (en) | 2001-01-03 |
Family
ID=9903564
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB0028343.2A Ceased GB0028343D0 (en) | 2000-11-21 | 2000-11-21 | Angle measurement by magnetic transducer |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1409962A2 (en) |
AU (1) | AU2002235739A1 (en) |
GB (1) | GB0028343D0 (en) |
WO (1) | WO2002042713A2 (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7685891B2 (en) * | 2003-12-30 | 2010-03-30 | Nct Engineering Gmbh | Magnetic principle based torque sensor |
US7019517B2 (en) * | 2004-07-20 | 2006-03-28 | Honeywell International Inc. | Offset magnet rotary position sensor |
US8380397B2 (en) | 2009-06-19 | 2013-02-19 | Cnh America Llc | Off-road vehicle with redundant non-contact multi-revolution angle sensor |
DE102010040139A1 (en) * | 2010-09-02 | 2012-03-08 | Robert Bosch Gmbh | Determining a torque acting on a steering shaft |
GB2506698A (en) * | 2012-10-02 | 2014-04-09 | Mark Anthony Howard | Detector to measure the relative position of bodies |
DE102013207621B4 (en) * | 2013-04-26 | 2015-04-09 | Schaeffler Technologies AG & Co. KG | Angle measurement, in particular contactless, with individual sensors |
US10030963B2 (en) * | 2015-10-01 | 2018-07-24 | Raytheon Company | Multidimensional angle determination using fine position sensors |
US9869566B2 (en) * | 2016-02-12 | 2018-01-16 | Allegro Microsystems, Llc | Angle sensing using differential magnetic measurement and a back bias magnet |
US11473935B1 (en) | 2021-04-16 | 2022-10-18 | Allegro Microsystems, Llc | System and related techniques that provide an angle sensor for sensing an angle of rotation of a ferromagnetic screw |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4719419A (en) * | 1985-07-15 | 1988-01-12 | Harris Graphics Corporation | Apparatus for detecting a rotary position of a shaft |
US4746859A (en) * | 1986-12-22 | 1988-05-24 | Sundstrand Corporation | Power and temperature independent magnetic position sensor for a rotor |
DE4233549A1 (en) * | 1992-10-01 | 1994-04-21 | Brose Fahrzeugteile | Detecting RPM and rotation direction of rotary drive, e.g. window lifter of motor vehicle - using signal generating or altering element connected to rotary drive and supplying detecting sensor and electronic evaluation unit |
DE19629611A1 (en) * | 1996-07-23 | 1998-01-29 | Grutzeck Christel | Plate cam device for controlling magnetic flux sensitive semiconductor |
DE19715991A1 (en) * | 1996-08-01 | 1998-02-05 | Kostal Leopold Gmbh & Co Kg | Adjustment detector with magnetic sensor |
-
2000
- 2000-11-21 GB GBGB0028343.2A patent/GB0028343D0/en not_active Ceased
-
2001
- 2001-11-21 WO PCT/EP2001/013698 patent/WO2002042713A2/en not_active Application Discontinuation
- 2001-11-21 AU AU2002235739A patent/AU2002235739A1/en not_active Abandoned
- 2001-11-21 EP EP01985823A patent/EP1409962A2/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
AU2002235739A1 (en) | 2002-06-03 |
WO2002042713A3 (en) | 2002-08-22 |
EP1409962A2 (en) | 2004-04-21 |
WO2002042713A2 (en) | 2002-05-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AT | Applications terminated before publication under section 16(1) |