DE69618659D1 - Optischer kodierer zur bestimmung der postion eines verstellbaren teils - Google Patents

Optischer kodierer zur bestimmung der postion eines verstellbaren teils

Info

Publication number
DE69618659D1
DE69618659D1 DE69618659T DE69618659T DE69618659D1 DE 69618659 D1 DE69618659 D1 DE 69618659D1 DE 69618659 T DE69618659 T DE 69618659T DE 69618659 T DE69618659 T DE 69618659T DE 69618659 D1 DE69618659 D1 DE 69618659D1
Authority
DE
Germany
Prior art keywords
determining
optical encoder
adjustable part
adjustable
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.)
Expired - Lifetime
Application number
DE69618659T
Other languages
English (en)
Inventor
E Breitbarth
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.)
Avid Technology Inc
Original Assignee
Avid Technology 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 Avid Technology Inc filed Critical Avid Technology Inc
Application granted granted Critical
Publication of DE69618659D1 publication Critical patent/DE69618659D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G1/00—Details of arrangements for controlling amplification
    • H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
    • H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
DE69618659T 1995-10-02 1996-10-02 Optischer kodierer zur bestimmung der postion eines verstellbaren teils Expired - Lifetime DE69618659D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/537,994 US5719570A (en) 1995-10-02 1995-10-02 Optical encoder based fader design
PCT/US1996/015847 WO1997013121A1 (en) 1995-10-02 1996-10-02 Optical encoder for indicating the position of an adjustable member

Publications (1)

Publication Number Publication Date
DE69618659D1 true DE69618659D1 (de) 2002-02-28

Family

ID=24144978

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69618659T Expired - Lifetime DE69618659D1 (de) 1995-10-02 1996-10-02 Optischer kodierer zur bestimmung der postion eines verstellbaren teils

Country Status (6)

Country Link
US (2) US5719570A (de)
EP (1) EP0857293B1 (de)
JP (1) JPH11513491A (de)
CA (1) CA2233887C (de)
DE (1) DE69618659D1 (de)
WO (1) WO1997013121A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5719570A (en) * 1995-10-02 1998-02-17 Digidesign, Inc. Optical encoder based fader design
EP1210769A1 (de) * 1999-04-19 2002-06-05 Attila Lenkehegyi Zweifach einstellbare elektromechanische vorrichtung und ein dazugehöriges system, und zweifach einstellbares digitales potentiometer
US6987857B1 (en) * 2000-08-09 2006-01-17 Stanton Magnetics Llc Focus fader with dual optocouplers
GB0105196D0 (en) * 2001-03-02 2001-04-18 Penny & Giles Controls Ltd Signal controller
US6813361B1 (en) * 2001-12-11 2004-11-02 Rane Corproration Non-contact audio fader control system and method
US6617958B1 (en) * 2002-04-24 2003-09-09 Taiwan Alpha Electronic Co., Ltd. Optical potentiometer
US6917689B2 (en) * 2002-07-30 2005-07-12 Hanpin Electron Co., Ltd. Sound mixing equipment
JP2005064625A (ja) * 2003-08-19 2005-03-10 Pioneer Electronic Corp 信号調整装置
JP4209279B2 (ja) * 2003-08-19 2009-01-14 パイオニア株式会社 信号調整装置
CN102741662B (zh) * 2010-01-13 2016-09-14 Qsc公司 光控电动控制设备
EP2830039B1 (de) 2013-07-24 2018-10-03 Native Instruments GmbH Verfahren, Anordnung, Computerprogramm und computerlesbare Speichermedien zur Steuerung mindestens eines Parameters oder mindestens eines Objekts mit Eingabeelementen für Kapazitätsmessung

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH419912A (de) * 1962-03-23 1966-08-31 Philips Nv Vorrichtung zur Fernanzeige der Lage einer drehbaren Welle, insbesondere der Welle einer Werkzeugmaschine
US3363106A (en) * 1964-06-26 1968-01-09 Seeburg Corp Photo-conductor potential divider
US3619626A (en) * 1969-03-17 1971-11-09 United States Steel Corp Digital edge position detector
US3755681A (en) * 1971-12-17 1973-08-28 Square D Co Light operated variable impedance transducer
US3835384A (en) * 1972-12-20 1974-09-10 Gen Dynamics Corp Tuning system
US4015253A (en) * 1976-03-29 1977-03-29 Dynascan Corporation Rotary digital channel selection apparatus
US4122395A (en) * 1976-05-10 1978-10-24 Draco Laboratories, Inc. Radio control circuit with microprocessor
US4137451A (en) * 1977-12-22 1979-01-30 Westinghouse Electric Corp. Detecting circuit for a photocell pattern sensing assembly
US4319134A (en) * 1978-06-16 1982-03-09 Sensor Technology, Inc. Optical encoder
GB2076602B (en) * 1980-05-08 1983-06-08 Smiths Industries Ltd Control units
US4412182A (en) * 1981-03-09 1983-10-25 Harris Corporation Apparatus for controlling an operational characteristic of a controlled device in accordance with the position of a movable member
US4573110A (en) * 1984-09-28 1986-02-25 Wang Laboratories, Inc. Control device
US4887903A (en) * 1987-11-02 1989-12-19 Mobil Oil Corporation Apparatus for reading height of measurement column
US5719570A (en) * 1995-10-02 1998-02-17 Digidesign, Inc. Optical encoder based fader design

Also Published As

Publication number Publication date
US5986584A (en) 1999-11-16
EP0857293A1 (de) 1998-08-12
JPH11513491A (ja) 1999-11-16
US5719570A (en) 1998-02-17
EP0857293B1 (de) 2002-01-02
CA2233887A1 (en) 1997-04-10
WO1997013121A1 (en) 1997-04-10
CA2233887C (en) 2004-02-10

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Legal Events

Date Code Title Description
8332 No legal effect for de