AU4435797A - Position encoder - Google Patents

Position encoder

Info

Publication number
AU4435797A
AU4435797A AU44357/97A AU4435797A AU4435797A AU 4435797 A AU4435797 A AU 4435797A AU 44357/97 A AU44357/97 A AU 44357/97A AU 4435797 A AU4435797 A AU 4435797A AU 4435797 A AU4435797 A AU 4435797A
Authority
AU
Australia
Prior art keywords
position encoder
encoder
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.)
Granted
Application number
AU44357/97A
Other versions
AU726074B2 (en
Inventor
Andrew Dames
David Thomas Eliot Ely
Andrew Robert Linton Howe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Synaptics UK Ltd
Original Assignee
Scientific Generics Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from AU24513/95A external-priority patent/AU679378B2/en
Application filed by Scientific Generics Ltd filed Critical Scientific Generics Ltd
Priority to AU44357/97A priority Critical patent/AU726074B2/en
Publication of AU4435797A publication Critical patent/AU4435797A/en
Assigned to ABSOLUTE SENSORS LIMITED reassignment ABSOLUTE SENSORS LIMITED Alteration of Name(s) of Applicant(s) under S113 Assignors: SCIENTIFIC GENERICS LIMITED
Assigned to SYNAPTICS (UK) LIMITED reassignment SYNAPTICS (UK) LIMITED Amend patent request/document other than specification (104) Assignors: ABSOLUTE SENSORS LIMITED
Application granted granted Critical
Publication of AU726074B2 publication Critical patent/AU726074B2/en
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

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
    • G01D5/204—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 mutual induction between two or more coils
    • G01D5/2073—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 mutual induction between two or more coils by movement of a single coil with respect to two or more coils

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)
AU44357/97A 1994-05-14 1997-11-05 Position encoder Expired AU726074B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU44357/97A AU726074B2 (en) 1994-05-14 1997-11-05 Position encoder

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GB9409711 1994-05-14
GB9417353 1994-08-26
GB9420597 1994-10-03
GB9423861 1994-11-25
AU24513/95A AU679378B2 (en) 1994-05-14 1995-05-15 Position encoder
AU44357/97A AU726074B2 (en) 1994-05-14 1997-11-05 Position encoder

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
AU24513/95A Division AU679378B2 (en) 1994-05-14 1995-05-15 Position encoder

Publications (2)

Publication Number Publication Date
AU4435797A true AU4435797A (en) 1998-02-26
AU726074B2 AU726074B2 (en) 2000-10-26

Family

ID=3713422

Family Applications (1)

Application Number Title Priority Date Filing Date
AU44357/97A Expired AU726074B2 (en) 1994-05-14 1997-11-05 Position encoder

Country Status (1)

Country Link
AU (1) AU726074B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024055672A1 (en) * 2022-09-13 2024-03-21 Oppo广东移动通信有限公司 Measurement apparatus and electronic device

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0606055D0 (en) * 2006-03-25 2006-05-03 Scient Generics Ltd Non-contact wheel encoder
DE102014222298A1 (en) * 2014-10-31 2016-05-04 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. DEVICE AND METHOD FOR DETERMINING A SPACING
US10451447B2 (en) * 2018-01-04 2019-10-22 Mitsubishi Electric Research Laboratories, Inc. Polarization-dependent position encoder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024055672A1 (en) * 2022-09-13 2024-03-21 Oppo广东移动通信有限公司 Measurement apparatus and electronic device

Also Published As

Publication number Publication date
AU726074B2 (en) 2000-10-26

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Legal Events

Date Code Title Description
TC Change of applicant's name (sec. 104)

Owner name: SYNAPTICS (UK) LIMITED

Free format text: FORMER NAME: ABSOLUTE SENSORS LIMITED

FGA Letters patent sealed or granted (standard patent)