CA2048382C - Interface circuits for electromagnetic position transducers - Google Patents

Interface circuits for electromagnetic position transducers

Info

Publication number
CA2048382C
CA2048382C CA 2048382 CA2048382A CA2048382C CA 2048382 C CA2048382 C CA 2048382C CA 2048382 CA2048382 CA 2048382 CA 2048382 A CA2048382 A CA 2048382A CA 2048382 C CA2048382 C CA 2048382C
Authority
CA
Canada
Prior art keywords
signal
excitation
signals
transducer
output
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.)
Expired - Fee Related
Application number
CA 2048382
Other languages
English (en)
French (fr)
Other versions
CA2048382A1 (en
Inventor
Thomas E. Nead
A. Harold Morser
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.)
Siemens Energy and Automation Inc
Original Assignee
Vickers ESD Inc
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
Application filed by Vickers ESD Inc filed Critical Vickers ESD Inc
Publication of CA2048382A1 publication Critical patent/CA2048382A1/en
Application granted granted Critical
Publication of CA2048382C publication Critical patent/CA2048382C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/38—Electric signal transmission systems using dynamo-electric devices
    • G08C19/46—Electric signal transmission systems using dynamo-electric devices of which both rotor and stator carry windings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
CA 2048382 1990-08-06 1991-08-02 Interface circuits for electromagnetic position transducers Expired - Fee Related CA2048382C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US58348090A 1990-08-06 1990-08-06
US583,480 1990-08-06

Publications (2)

Publication Number Publication Date
CA2048382A1 CA2048382A1 (en) 1992-02-07
CA2048382C true CA2048382C (en) 1997-01-14

Family

ID=24333280

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2048382 Expired - Fee Related CA2048382C (en) 1990-08-06 1991-08-02 Interface circuits for electromagnetic position transducers

Country Status (4)

Country Link
EP (1) EP0470558B1 (de)
JP (1) JPH04233699A (de)
CA (1) CA2048382C (de)
DE (1) DE69113916T2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106092150B (zh) * 2016-06-01 2018-07-03 同济大学 旋转变压器的位置信息获取方法、系统及电子设备

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4207505A (en) * 1977-05-09 1980-06-10 Sundstrand Corporation Measuring system
US4270061A (en) * 1978-11-03 1981-05-26 The Singer Company Current transformer input system for AC conversion devices
US4270077A (en) * 1980-03-10 1981-05-26 Sperry Corporation Demodulatorless synchro position sensor apparatus utilizing square wave excitation

Also Published As

Publication number Publication date
EP0470558A2 (de) 1992-02-12
EP0470558B1 (de) 1995-10-18
DE69113916T2 (de) 1996-04-04
CA2048382A1 (en) 1992-02-07
DE69113916D1 (de) 1995-11-23
EP0470558A3 (en) 1992-05-27
JPH04233699A (ja) 1992-08-21

Similar Documents

Publication Publication Date Title
US5001430A (en) Apparatus for locating concealed electrical conductors
US4091322A (en) Eddy current generating type metal pipeline detector
US4639674A (en) Apparatus and method employing extraneous field compensation for locating current-carrying objects
US5361029A (en) System for locating multiple concealed underground objects
GB2211621A (en) Locating faults in cables
EP1159715A2 (de) Annäherungssensor
EP0435233B1 (de) Von externen Störungen weniger beeinflusste Verschiebungssensorschaltung
GB2307748A (en) Reducing signal-phase errors in induction well logging instruments
US4075553A (en) Electromagnetic detector responsive to a modification of radiated field by an intruding metallic object
US4736073A (en) Noise-canceling system for a digitizing tablet
CA2180046C (en) Method and system for skin effect correction in a multiple transmit frequency induction logging system
CA2048382C (en) Interface circuits for electromagnetic position transducers
US5164720A (en) Interface circuits for electromagnetic position transducers
GB2154834A (en) A two wire DC power/signal transmission system
JPH0933204A (ja) 導電性リアクションレールとそれに対して相対的に動く機能面との間隔を確実に測定する測定方法及びこの方法に適したセンサ
CN111220186A (zh) 一种双通道差分绝对式时栅角度位移编码器
EP0441587B1 (de) Mehrkanaliger Elektrostatiksensor
EP4707745A1 (de) Induktiver positionssensor
JP2947097B2 (ja) 伝送ケーブル
US2923880A (en) Apparatus for impedance measurements
US4020691A (en) D.C. signal currents in capacitance gaging systems
WO1996029572A1 (en) Amplifying signals
US5293421A (en) Summing amplifier with a complex weighting factor and interface including such a summing amplifier
US4037147A (en) Isolation amplifier for resistive and inductive loads
RU2153650C2 (ru) Способ выделения сигналов дифференциального датчика

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed