DE3579639D1 - Kompensationssystem fuer einen positionskodierer. - Google Patents
Kompensationssystem fuer einen positionskodierer.Info
- Publication number
- DE3579639D1 DE3579639D1 DE8585106920T DE3579639T DE3579639D1 DE 3579639 D1 DE3579639 D1 DE 3579639D1 DE 8585106920 T DE8585106920 T DE 8585106920T DE 3579639 T DE3579639 T DE 3579639T DE 3579639 D1 DE3579639 D1 DE 3579639D1
- Authority
- DE
- Germany
- Prior art keywords
- compensation system
- position encoder
- encoder
- compensation
- 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
- G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00
- G01D18/001—Calibrating encoders
-
- 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
- G01D5/24471—Error correction
- G01D5/2448—Correction of gain, threshold, offset or phase control
-
- 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
- G01D5/24471—Error correction
- G01D5/2449—Error correction using hard-stored calibration data
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Optical Transform (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/618,509 US4631520A (en) | 1984-06-08 | 1984-06-08 | Position encoder compensation system |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3579639D1 true DE3579639D1 (de) | 1990-10-18 |
Family
ID=24478015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8585106920T Expired - Lifetime DE3579639D1 (de) | 1984-06-08 | 1985-06-04 | Kompensationssystem fuer einen positionskodierer. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4631520A (de) |
EP (1) | EP0167823B1 (de) |
JP (1) | JPS614919A (de) |
DE (1) | DE3579639D1 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4912468A (en) * | 1985-12-04 | 1990-03-27 | Dynamics Research Corporation | Non-linear error correction system |
JPH061203B2 (ja) * | 1986-09-10 | 1994-01-05 | フアナツク株式会社 | デイジタルパルスのパルス幅確保およびノイズ抑制のための回路 |
AT393030B (de) * | 1989-05-23 | 1991-07-25 | Rsf Elektronik Gmbh | Inkrementales messsystem |
US5050135A (en) * | 1989-12-20 | 1991-09-17 | Unico, Inc. | Magnetostrictive multiple position sensing device |
GB2281624A (en) * | 1993-07-30 | 1995-03-08 | Rover Group | Engine crankshaft position determination |
US5640007A (en) * | 1995-06-21 | 1997-06-17 | Limitorque Corporation | Optical encoder comprising a plurality of encoder wheels |
DE19945179C2 (de) * | 1999-09-21 | 2001-11-15 | Siemens Ag | Verfahren zur Vorgabe einer Rampe durch eine getaktete Größe |
US6686585B2 (en) * | 2001-09-19 | 2004-02-03 | Microe Systems Corporation | Position encoder with scale calibration |
JP2003121135A (ja) * | 2001-10-10 | 2003-04-23 | Futaba Corp | リニヤスケールの読出装置 |
DE10160835B4 (de) * | 2001-12-06 | 2011-02-17 | Anton Rodi | Anordnung zur Interpolation eines Messsignals |
US8882657B2 (en) * | 2003-03-07 | 2014-11-11 | Intuitive Surgical Operations, Inc. | Instrument having radio frequency identification systems and methods for use |
US7126109B2 (en) * | 2004-06-14 | 2006-10-24 | Gsi Group Corporation | Encoder scale error compensation employing comparison among multiple detectors |
EP2059770A4 (de) * | 2006-08-21 | 2012-07-18 | Gsi Group Corp | Optischer drehcodierer mit mehreren subcodierern mit einem gemeinsamen retikelsubstrat |
JP4468981B2 (ja) * | 2007-10-12 | 2010-05-26 | オリンパス株式会社 | エンコーダ |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1552273B2 (de) * | 1965-01-28 | 1973-02-15 | Fujitsu Ltd, Kawasaki, Kanagawa (Japan) | Vorrichtung zum ausgleich der steigungsfehler einer vorschubspindel |
DE2547885C3 (de) * | 1975-10-25 | 1980-05-08 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Elektronischer Zähler |
JPS56153212A (en) * | 1980-04-30 | 1981-11-27 | Toshiba Corp | Encoder |
JPS56159794A (en) * | 1980-05-12 | 1981-12-09 | Tokyo Optical | Length or angle measuring device |
DE3024716C2 (de) * | 1980-06-30 | 1986-10-23 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Digitales Längen- oder Winkelmeßsystem |
US4410798A (en) * | 1981-06-10 | 1983-10-18 | Itek Corporation | Incremental optical encoder system with addressable index |
DE3128095A1 (de) * | 1981-07-16 | 1983-02-03 | Hartmann & Braun Ag, 6000 Frankfurt | "verfahren zur digitalen korrektur des zusammenhanges zwischen einem digitalen eingangssignal und einem digitalen ausgangssignal sowie schaltungsanordnung zur durchfuehrung dieses verfahrens" |
FR2509851A1 (fr) * | 1981-07-17 | 1983-01-21 | Tesa Sa | Capteur electronique de mesure |
DE3201005A1 (de) * | 1982-01-15 | 1983-07-28 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Einrichtung zur fehlerkorrektur bei positionsmesssystemen |
DE3208591C2 (de) * | 1982-03-10 | 1986-06-05 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Digitales elektrisches Längen- oder Winkelmeßsystem |
US4491826A (en) * | 1983-05-16 | 1985-01-01 | Danfoss A/S | Incremental digital converter |
-
1984
- 1984-06-08 US US06/618,509 patent/US4631520A/en not_active Expired - Lifetime
-
1985
- 1985-06-04 DE DE8585106920T patent/DE3579639D1/de not_active Expired - Lifetime
- 1985-06-04 EP EP85106920A patent/EP0167823B1/de not_active Expired - Lifetime
- 1985-06-08 JP JP60124996A patent/JPS614919A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0167823A1 (de) | 1986-01-15 |
EP0167823B1 (de) | 1990-09-12 |
US4631520A (en) | 1986-12-23 |
JPS614919A (ja) | 1986-01-10 |
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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 |