ES522525A0 - Aparato para indicar la posicion de un miembro. - Google Patents

Aparato para indicar la posicion de un miembro.

Info

Publication number
ES522525A0
ES522525A0 ES522525A ES522525A ES522525A0 ES 522525 A0 ES522525 A0 ES 522525A0 ES 522525 A ES522525 A ES 522525A ES 522525 A ES522525 A ES 522525A ES 522525 A0 ES522525 A0 ES 522525A0
Authority
ES
Spain
Prior art keywords
indicate
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
ES522525A
Other languages
English (en)
Other versions
ES8404527A1 (es
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.)
BAE Systems Electronics Ltd
Original Assignee
Marconi Co 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
Application filed by Marconi Co Ltd filed Critical Marconi Co Ltd
Publication of ES522525A0 publication Critical patent/ES522525A0/es
Publication of ES8404527A1 publication Critical patent/ES8404527A1/es
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
    • G01D5/244—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
    • G01D5/249—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 pulse code
    • G01D5/2492—Pulse stream
    • G01D5/2495—Pseudo-random code
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/22—Analogue/digital converters pattern-reading type
    • H03M1/24—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip
    • H03M1/28—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding
    • H03M1/282—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding of the pattern-shifting type, e.g. pseudo-random chain code
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/22—Analogue/digital converters pattern-reading type
    • H03M1/24—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip
    • H03M1/28—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding
    • H03M1/30—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding incremental
    • H03M1/308—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding incremental with additional pattern means for determining the absolute position, e.g. reference marks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analogue/Digital Conversion (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Optical Transform (AREA)
  • Moving Of Head For Track Selection And Changing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Optical Recording Or Reproduction (AREA)
ES522525A 1982-05-18 1983-05-18 Aparato para indicar la posicion de un miembro. Expired ES8404527A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08214452A GB2121252A (en) 1982-05-18 1982-05-18 Apparatus for indicating the position of a member

Publications (2)

Publication Number Publication Date
ES522525A0 true ES522525A0 (es) 1984-04-16
ES8404527A1 ES8404527A1 (es) 1984-04-16

Family

ID=10530433

Family Applications (1)

Application Number Title Priority Date Filing Date
ES522525A Expired ES8404527A1 (es) 1982-05-18 1983-05-18 Aparato para indicar la posicion de un miembro.

Country Status (5)

Country Link
US (1) US4604725A (es)
EP (1) EP0094828A3 (es)
JP (1) JPS5981512A (es)
ES (1) ES8404527A1 (es)
GB (1) GB2121252A (es)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5980186A (ja) * 1982-10-26 1984-05-09 Fanuc Ltd モ−タのロ−タ位置検出回路
GB8322886D0 (en) * 1983-08-25 1983-09-28 Lucas Ind Plc Transducer means
DE3408291C2 (de) * 1984-03-07 1987-04-02 Daimler-Benz Ag, 7000 Stuttgart Vorrichtung zur Bestimmung von Positionen bzw. Lageänderungen beweglicher Maschinenteile
US4628298A (en) * 1984-06-22 1986-12-09 Bei Motion Systems Company, Inc. Chain code encoder
DE3431841A1 (de) * 1984-08-30 1986-03-13 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur ueberwachung eines digitalen inkrementalen messwertaufnehmers
FR2575285B1 (fr) * 1984-12-21 1988-05-06 Mcb Codeur optique de reperage de position
GB2174858B (en) * 1985-04-24 1989-10-11 British Aerospace Optical control systems
US4811133A (en) * 1985-05-22 1989-03-07 Fuji Photo Film Co., Ltd. Electronic still video record/play head positioner having both open and closed loop positioning control
IT1185455B (it) * 1985-10-16 1987-11-12 Pirelli Cavi Spa Sensore ottico di posizione
GB2183951B (en) * 1985-11-28 1990-05-23 Duracell Int Displacement measuring apparatus
DE3673982D1 (de) * 1985-12-16 1990-10-11 Siemens Ag Einrichtung zur absolutwegerfassung.
GB2188805B (en) * 1986-03-27 1991-01-09 Duracell Int Device
US5178063A (en) * 1986-12-16 1993-01-12 L & C Family Partnership Method and apparatus for automatic numbering of forms on a rotary printing press
US4901072A (en) * 1988-02-17 1990-02-13 Westinghouse Electric Corp. Position detector utilizing gray code format
US4906992A (en) * 1988-02-22 1990-03-06 Dynamics Research Corporation Single track absolute encoder
US4866269A (en) * 1988-05-19 1989-09-12 General Motors Corporation Optical shaft position and speed sensor
US4866268A (en) * 1988-05-20 1989-09-12 General Motors Corporation Optical fast synchronization shaft position and speed sensor
GB8826114D0 (en) * 1988-11-08 1988-12-14 The Technology Partnership Ltd Decoding of random sequences
JPH02284025A (ja) * 1989-04-25 1990-11-21 Nikon Corp １トラック型アブソリュート・エンコーダ
GB8911809D0 (en) * 1989-05-23 1989-07-12 Smith Ind Plc Position transducers
US4953933A (en) * 1989-07-10 1990-09-04 The Boeing Company Optical encoder reading device
JPH0344620U (es) * 1989-09-12 1991-04-25
US5253131A (en) * 1990-03-06 1993-10-12 Maxtor Corporation Servo pattern for location and positioning of information on a disk drive
US5086641A (en) * 1990-04-30 1992-02-11 Westinghouse Air Brake Company Arrangement for dynamic calibrating an absolute position encoder
US5444613A (en) * 1990-07-30 1995-08-22 Teac Corporation Device for generating a signal representative of the position of an angularly or linearly moveable member
US5049879A (en) * 1990-10-31 1991-09-17 Deere & Company Position encoder utilizer special gray code
US5130641A (en) * 1990-11-29 1992-07-14 Amrplus Partners Eddy wheel edge sensor
US5442281A (en) * 1993-06-01 1995-08-15 Enscan, Inc. Method and apparatus for deriving power consumption information from the angular motion of a rotating disk in a watt hour meter
US5371598A (en) * 1993-10-07 1994-12-06 Motorola, Inc. Optical displacement sensor and method for sensing linear displacements in a shock absorber
GB2297005B (en) * 1995-01-11 1998-06-24 Adam Craig Proffitt Digital position sensor
US5889796A (en) * 1996-10-17 1999-03-30 Maxtor Corporation Method of insuring data integrity with a data randomizer
FR2757628B1 (fr) * 1996-12-20 1999-02-26 Eaton Controls Procede et dispositif de mesure numerique de positions angulaires
GB9807020D0 (en) 1998-04-02 1998-06-03 Bamford Excavators Ltd A method of marking a mechanical element, an encoding scheme, a reading means for said marking and an apparatus for determining the position of said element
US6529184B1 (en) 2000-03-22 2003-03-04 Microsoft Corporation Ball pattern architecture
FR2819309B1 (fr) * 2001-01-11 2003-05-02 Degreane Ets Codeur optique et girouette comportant une tel codeur
US6905258B2 (en) * 2003-08-27 2005-06-14 Mitutoyo Corporation Miniature imaging encoder readhead using fiber optic receiver channels
US20080040070A1 (en) * 2006-08-11 2008-02-14 Varco I/P, Inc. Position Indicator for a Blowout Preventer
DE102010003526B4 (de) * 2010-03-31 2024-05-02 Robert Bosch Gmbh Vorrichtung und Verfahren zur Verarbeitung von Signalen, die eine Winkelstellung einer Welle eines Motors repräsentieren
US9153249B1 (en) * 2014-04-21 2015-10-06 Lsi Corporation Cross-talk measurement in array reader magnetic recording system

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1445739A (fr) * 1965-06-04 1966-07-15 Alcatel Sa Procédé de codage numérique et ses applications
US3631421A (en) * 1968-09-23 1971-12-28 Burroughs Corp Data storage addressing system
GB1284641A (en) * 1970-01-08 1972-08-09 Ferranti Ltd Improvements relating to measuring apparatus
US4072861A (en) * 1970-12-04 1978-02-07 Thomson-Csf Optical tracking system
US3963098A (en) * 1974-05-07 1976-06-15 Westinghouse Electric Corporation Position measurement apparatus
US4145745A (en) * 1974-12-20 1979-03-20 U.S. Philips Corporation Address conversion device for secondary memories
US4000510A (en) * 1975-06-02 1976-12-28 Ampex Corporation System for storage and retrieval of video information on a cyclical storage device
US4009377A (en) * 1975-11-07 1977-02-22 Ronald Duane Elms Positioning determining method and apparatus
DE3028055A1 (de) * 1980-07-24 1982-02-11 Manfred 7121 Gemmrigheim Taake Erfassungssystem fuer informationen
JPS57148975U (es) * 1981-03-12 1982-09-18
JPS57176581A (en) * 1981-04-20 1982-10-29 Hitachi Ltd Control mechanism for magnetic storage device
JPS57186278A (en) * 1981-05-12 1982-11-16 Victor Co Of Japan Ltd Discoidal information recording medium
JPS57189381A (en) * 1981-05-18 1982-11-20 Victor Co Of Japan Ltd Address signal reproduction system for reproducer of information signal recording disc
JPS5888874A (ja) * 1981-11-20 1983-05-27 Toshiba Corp 情報記録再生装置

Also Published As

Publication number Publication date
JPS5981512A (ja) 1984-05-11
US4604725A (en) 1986-08-05
ES8404527A1 (es) 1984-04-16
GB2121252A (en) 1983-12-14
EP0094828A2 (en) 1983-11-23
EP0094828A3 (en) 1986-12-17

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