DE3850386T2 - Kodiervorrichtung der absoluten position. - Google Patents

Kodiervorrichtung der absoluten position.

Info

Publication number
DE3850386T2
DE3850386T2 DE3850386T DE3850386T DE3850386T2 DE 3850386 T2 DE3850386 T2 DE 3850386T2 DE 3850386 T DE3850386 T DE 3850386T DE 3850386 T DE3850386 T DE 3850386T DE 3850386 T2 DE3850386 T2 DE 3850386T2
Authority
DE
Germany
Prior art keywords
absolute position
coding device
position coding
absolute
coding
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
DE3850386T
Other languages
English (en)
Other versions
DE3850386D1 (de
Inventor
Tetsuro Fanuc Mansion H Sakano
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.)
Fanuc Corp
Original Assignee
Fanuc Corp
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 Fanuc Corp filed Critical Fanuc Corp
Publication of DE3850386D1 publication Critical patent/DE3850386D1/de
Application granted granted Critical
Publication of DE3850386T2 publication Critical patent/DE3850386T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01D5/245—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
    • G01D5/2454—Encoders incorporating incremental and absolute signals
    • G01D5/2455—Encoders incorporating incremental and absolute signals with incremental and absolute tracks on the same encoder
    • 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
    • G01D5/2497—Absolute encoders
    • 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
    • H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit
    • H03M1/143—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit in pattern-reading type converters, e.g. having both absolute and incremental tracks on one disc or strip
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00—Program-control systems
    • G05B2219/30—Nc systems
    • G05B2219/37—Measurements
    • G05B2219/37263—Absolute and incremental encoder, detector combined
    • 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
    • H03M1/14—Conversion in steps with each step involving the same or a different conversion means and delivering more than one bit
    • 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
    • H03M1/26—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with weighted coding, i.e. the weight given to a digit depends on the position of the digit within the block or code word, e.g. there is a given radix and the weights are powers of this radix
    • 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
DE3850386T 1987-10-29 1988-10-18 Kodiervorrichtung der absoluten position. Expired - Fee Related DE3850386T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62274406A JPH01116409A (ja) 1987-10-29 1987-10-29 アブソリュート・ロータリ・エンコーダ
PCT/JP1988/001061 WO1989003976A1 (en) 1987-10-29 1988-10-18 Absolute position encoder

Publications (2)

Publication Number Publication Date
DE3850386D1 DE3850386D1 (de) 1994-07-28
DE3850386T2 true DE3850386T2 (de) 1994-11-24

Family

ID=17541226

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3850386T Expired - Fee Related DE3850386T2 (de) 1987-10-29 1988-10-18 Kodiervorrichtung der absoluten position.

Country Status (5)

Country Link
US (1) US5013988A (de)
EP (1) EP0341314B1 (de)
JP (1) JPH01116409A (de)
DE (1) DE3850386T2 (de)
WO (1) WO1989003976A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3009457B2 (ja) * 1988-11-04 2000-02-14 クカ ロボター ゲゼルシャフト ミット ベシュレンクテル ハフツング 軸の再調整方法および調整装置
US5077923A (en) * 1989-09-07 1992-01-07 Rock-Ola Manufacturing Corporation Program display for coin operated compact disc phonograph
IT1240133B (it) * 1990-03-16 1993-11-27 Prima Electronics S.P.A. Dispositivo trasduttore di posizione
FR2663415B1 (fr) * 1990-06-15 1992-09-18 Renault Procede et systeme de reperage de la position d'arret d'un moteur multicylindre.
EP0502534B1 (de) * 1991-03-06 1997-12-17 Hitachi, Ltd. Kodierer
US5254919A (en) * 1991-03-22 1993-10-19 Eastman Kodak Company Encoder system using linear array sensor for high resolution
US5640835A (en) * 1991-10-16 1997-06-24 Muscoplat; Richard Multiple envelope with integrally formed and printed contents and return envelope
US5376870A (en) * 1992-02-10 1994-12-27 Matsushita Electric Industrial Co., Ltd. Apparatus for driving a brushless DC motor
JP3410801B2 (ja) * 1994-03-29 2003-05-26 多摩川精機株式会社 アブソリュート信号検出方法及びアブソリュートエンコーダ
US5774068A (en) * 1994-03-29 1998-06-30 Tamagawa Seiki Kabushiki Kaisha Absolute signal detecting method and absolute encoder
JPH07270179A (ja) * 1994-03-29 1995-10-20 Tamagawa Seiki Co Ltd アブソリュート信号検出方法及びアブソリュートエンコーダ
US5610489A (en) * 1994-08-26 1997-03-11 Trinova Corporation Method and apparatus for machine control
GB9506354D0 (en) * 1995-03-28 1995-05-17 Switched Reluctance Drives Ltd Angle controller for a switched reluctance drive utilizing a high frequency clock
DE19513692C1 (de) * 1995-04-11 1996-07-18 Stegmann Max Antriebstech Drehwinkelmeßsystem
GB9523256D0 (en) * 1995-11-14 1996-01-17 Switched Reluctance Drives Ltd Phase energization controller and method for controlling switched reluctance machines using simple angular position sensors with improved angle interpolation
DE50009018D1 (de) * 1999-11-18 2005-01-27 Hera Rotterdam Bv Positionssensor
US7423404B2 (en) * 2006-09-07 2008-09-09 Shenzhen Mindray Bio-Medical Electronics Co, Ltd. Sample-loading system and anti-collision device and anti-collision method thereof
EP2313703B1 (de) * 2008-07-09 2016-12-28 Skyfuel, Inc. Sonnenkollektoren mit verschiebbar entfernbaren reflektierende tafeln für solarthermische anwendungen

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1477524A1 (de) * 1963-07-06 1969-05-29 Licentia Gmbh Verfahren zum selbsttaetigen digitalen Positionieren von Gegenstaenden,insbesondere Maschinenteilen bzw. zu ihrer Lagemessung unter Benutzung von binaeren Codemassstaeben
US3706924A (en) * 1969-12-04 1972-12-19 Royal Industries Power supply for a stepping motor
US3699421A (en) * 1971-01-21 1972-10-17 Kollsman Instr Corp Tape position sensor, optical
FR2148666A5 (de) * 1971-07-23 1973-03-23 Cenelt
US3956681A (en) * 1971-11-22 1976-05-11 Rockwell International Corporation Back gauge position feed back signal generation
JPS5333162A (en) * 1976-09-08 1978-03-28 Nissan Motor Displacement meter
US4228396A (en) * 1978-05-26 1980-10-14 Dataproducts Corporation Electronic tachometer and combined brushless motor commutation and tachometer system
JPS55111689A (en) * 1979-02-19 1980-08-28 Sony Corp Brushless dc motor
US4358753A (en) * 1981-03-16 1982-11-09 Rockwell International Corporation High resolution shaft position encoder
JPH0632582B2 (ja) * 1982-07-15 1994-04-27 株式会社三協精機製作所 直流ブラシレス電動機
JPS59132308A (ja) * 1983-01-19 1984-07-30 Yaskawa Electric Mfg Co Ltd 位置検出方法
JPS60168203A (ja) * 1984-02-10 1985-08-31 Mitsubishi Electric Corp 数値制御装置
JPS60190810A (ja) * 1984-03-10 1985-09-28 Fanuc Ltd パルスエンコ−ダ
US4633224A (en) * 1985-05-06 1986-12-30 Caterpillar Inc. Absolute and incremental optical encoder
EP0231474B1 (de) * 1985-12-16 1990-09-05 Siemens Aktiengesellschaft Einrichtung zur Absolutwegerfassung
JP2568068B2 (ja) * 1986-03-14 1996-12-25 ファナック 株式会社 モ−タのロ−タ回転位置検出器
EP0286322B1 (de) * 1987-04-03 1994-06-15 Hitachi, Ltd. Verfahren und Gerät zur Drehwinkelerkennung
JPH01267095A (ja) * 1988-04-19 1989-10-24 Fujitsu Ltd 媒体めくり方法

Also Published As

Publication number Publication date
EP0341314A4 (en) 1991-12-04
JPH01116409A (ja) 1989-05-09
DE3850386D1 (de) 1994-07-28
EP0341314A1 (de) 1989-11-15
US5013988A (en) 1991-05-07
EP0341314B1 (de) 1994-06-22
WO1989003976A1 (en) 1989-05-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee