ES2080145T3 - Codificador. - Google Patents
Codificador.Info
- Publication number
- ES2080145T3 ES2080145T3 ES90909836T ES90909836T ES2080145T3 ES 2080145 T3 ES2080145 T3 ES 2080145T3 ES 90909836 T ES90909836 T ES 90909836T ES 90909836 T ES90909836 T ES 90909836T ES 2080145 T3 ES2080145 T3 ES 2080145T3
- Authority
- ES
- Spain
- Prior art keywords
- encoder
- circuit
- conditions
- abnormal conditions
- response
- 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
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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/10—Calibration or testing
- H03M1/1071—Measuring or testing
- H03M1/1076—Detection or location of converter hardware failure, e.g. power supply failure, open or short circuit
-
- 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
- G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
- G01D3/08—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for safeguarding the apparatus, e.g. against abnormal operation, against breakdown
-
- 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
- G01D5/2457—Incremental encoders having reference marks
-
- 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)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
UN CODIFICADOR QUE COMPRENDE UN CIRCUITO QUE DETECTA LAS CONDICIONES ANORMALES DEL CUERPO DEL CODIFICADOR, Y DE UN CIRCUITO QUE CUANDO EL CUERPO DEL CODIFICADOR ESTA BAJO UNAS CONDICIONES ANORMALES INVIERTE Y PRODUCE PARTE DE LAS SEÑALES DE SALIDA DE DICHO CUERPO EN RESPUESTA A UNA SALIDA DE SEÑAL DE DETECCION DE LAS CONDICIONES ANORMALES DESDE EL CIRCUITO DE DETECCION DE DICHAS CONDICIONES, O QUE NO HACE SALIR PARTE DE LAS SEÑALES DE SALIDA DEL CUERPO DEL CODIFICADOR. POR LO TANTO, CUALQUIER CONDICION ANORMAL PODRA SER RECONOCIDA DESDE EL LADO EXTERIOR.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1166781A JP2794798B2 (ja) | 1989-06-30 | 1989-06-30 | エンコーダ |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2080145T3 true ES2080145T3 (es) | 1996-02-01 |
Family
ID=15837564
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES90909836T Expired - Lifetime ES2080145T3 (es) | 1989-06-30 | 1990-06-29 | Codificador. |
Country Status (7)
Country | Link |
---|---|
US (1) | US5128536A (es) |
EP (1) | EP0431195B1 (es) |
JP (1) | JP2794798B2 (es) |
KR (1) | KR950010384B1 (es) |
DE (1) | DE69022958T2 (es) |
ES (1) | ES2080145T3 (es) |
WO (1) | WO1991000499A1 (es) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05272987A (ja) * | 1992-03-27 | 1993-10-22 | Mitsubishi Electric Corp | 信号の異常検出装置 |
JP3200510B2 (ja) * | 1993-09-17 | 2001-08-20 | 松下電器産業株式会社 | モータ制御装置 |
US5642297A (en) * | 1994-12-12 | 1997-06-24 | Gurley Precision Instruments, Inc. | Apparatus and method for measuring the kinematic accuracy in machines and mechanisms using absolute encoders |
GB9506358D0 (en) * | 1995-03-28 | 1995-05-17 | Switched Reluctance Drives Ltd | Position encoder with fault indicator |
US5629567A (en) * | 1995-06-26 | 1997-05-13 | General Electric Company | Speed control system for an AC locomotive |
US6246343B1 (en) | 1999-03-05 | 2001-06-12 | Ford Global Technologies, Inc. | Increment encoder failure detection |
US6963063B2 (en) * | 2003-05-22 | 2005-11-08 | Renco Encoders Inc. | Use of non-interdigitated commutation sensors on Opto-ASICS to achieve low CPR non-standard encoder resolutions |
US7178412B2 (en) * | 2004-07-30 | 2007-02-20 | Ballard Power Systems Corporation | Encoder failure detection |
US7231262B2 (en) * | 2004-07-30 | 2007-06-12 | Enterprise Management Services, L.L.C. | Apparatus for monitoring and controlling use of equipment |
US7199354B2 (en) * | 2004-08-26 | 2007-04-03 | Dr. Johannes Heidenhain Gmbh | Detector array for optical encoders |
FR2896310B1 (fr) * | 2006-01-19 | 2008-04-18 | Snr Roulements Sa | Procede de codage et dispositif de determination de position angulaire absolue |
US7460030B2 (en) * | 2006-12-05 | 2008-12-02 | Continental Automotive Systems Us, Inc. | System and method for encoder failure detection |
EP2080987B1 (de) * | 2008-01-18 | 2012-06-06 | Siemens Aktiengesellschaft | Messsystem und Verfahren zur Überwachung eines Messsystems |
EP2080989B1 (de) * | 2008-01-18 | 2012-06-06 | Siemens Aktiengesellschaft | Messsystem und Verfahren zur Überwachung eines Messsystems |
EP2080988B1 (de) * | 2008-01-18 | 2012-01-04 | Siemens Aktiengesellschaft | Messsystem und Verfahren zur Überwachung des Messsystems |
US7875844B2 (en) * | 2008-09-02 | 2011-01-25 | Delta Electronics, Inc. | Absolute-type encoder and method for detecting absolute position |
JP2010107331A (ja) * | 2008-10-30 | 2010-05-13 | Denso Corp | 物理量検出装置および物理量検出システム |
JP5195685B2 (ja) * | 2009-07-31 | 2013-05-08 | 富士電機株式会社 | 回転速度センサおよび回転速度の監視装置 |
US8493572B2 (en) | 2010-05-05 | 2013-07-23 | Mitutoyo Corporation | Optical encoder having contamination and defect resistant signal processing |
DE102013224375A1 (de) * | 2013-11-28 | 2015-05-28 | Dr. Johannes Heidenhain Gmbh | Multiturn-Drehgeber |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4079251A (en) * | 1976-08-12 | 1978-03-14 | Osann Jr Robert | Incremental optical encoder system for absolute position measurement |
FR2410826A1 (fr) * | 1977-12-02 | 1979-06-29 | Renault | Procede de reperage de la position angulaire d'une piece animee d'un mouvement de rotation et appareil en faisant application |
JPS58205211A (ja) * | 1982-05-26 | 1983-11-30 | Fanuc Ltd | 障害自己診断機能付パルスエンコ−ダ |
DE3323281A1 (de) * | 1983-06-28 | 1985-01-10 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Verfahren und anordnungen zur fehlerueberwachung bei einer messeinrichtung |
JPS6293618A (ja) * | 1985-10-18 | 1987-04-30 | Yaskawa Electric Mfg Co Ltd | パルスジエネレ−タの異常検出方式 |
JPS62285009A (ja) * | 1986-06-03 | 1987-12-10 | Nec Corp | 位置検出装置 |
JPH0612266B2 (ja) * | 1987-05-30 | 1994-02-16 | 株式会社安川電機 | 多回転式絶対値エンコ−ダ |
-
1989
- 1989-06-30 JP JP1166781A patent/JP2794798B2/ja not_active Expired - Fee Related
-
1990
- 1990-06-29 US US07/651,376 patent/US5128536A/en not_active Expired - Lifetime
- 1990-06-29 WO PCT/JP1990/000848 patent/WO1991000499A1/ja active IP Right Grant
- 1990-06-29 DE DE69022958T patent/DE69022958T2/de not_active Expired - Fee Related
- 1990-06-29 EP EP90909836A patent/EP0431195B1/en not_active Expired - Lifetime
- 1990-06-29 ES ES90909836T patent/ES2080145T3/es not_active Expired - Lifetime
- 1990-06-29 KR KR1019910700239A patent/KR950010384B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0431195A4 (en) | 1991-11-21 |
JP2794798B2 (ja) | 1998-09-10 |
JPH0333613A (ja) | 1991-02-13 |
EP0431195B1 (en) | 1995-10-11 |
US5128536A (en) | 1992-07-07 |
EP0431195A1 (en) | 1991-06-12 |
DE69022958T2 (de) | 1996-03-14 |
KR920701785A (ko) | 1992-08-12 |
WO1991000499A1 (en) | 1991-01-10 |
DE69022958D1 (de) | 1995-11-16 |
KR950010384B1 (ko) | 1995-09-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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