ES2830777T3 - Aparato codificador - Google Patents
Aparato codificador Download PDFInfo
- Publication number
- ES2830777T3 ES2830777T3 ES16766053T ES16766053T ES2830777T3 ES 2830777 T3 ES2830777 T3 ES 2830777T3 ES 16766053 T ES16766053 T ES 16766053T ES 16766053 T ES16766053 T ES 16766053T ES 2830777 T3 ES2830777 T3 ES 2830777T3
- Authority
- ES
- Spain
- Prior art keywords
- sensor
- scale
- signal
- weighting
- towards
- 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.)
- Active
Links
- 230000007423 decrease Effects 0.000 claims abstract description 36
- 230000000694 effects Effects 0.000 claims abstract description 22
- 230000002411 adverse Effects 0.000 claims abstract description 17
- 230000004044 response Effects 0.000 claims description 13
- 230000001427 coherent effect Effects 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000003595 spectral effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 18
- 230000003287 optical effect Effects 0.000 description 9
- 239000011159 matrix material Substances 0.000 description 8
- 230000002829 reductive effect Effects 0.000 description 8
- 238000005259 measurement Methods 0.000 description 7
- 230000000737 periodic effect Effects 0.000 description 7
- 238000003491 array Methods 0.000 description 6
- 230000005670 electromagnetic radiation Effects 0.000 description 6
- 230000000873 masking effect Effects 0.000 description 6
- 230000035945 sensitivity Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000001465 metallisation Methods 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 230000001256 tonic effect Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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
- G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/347—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
- G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
- G01D5/34715—Scale reading or illumination devices
-
- 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
- G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/347—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
- G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
- G01D5/34715—Scale reading or illumination devices
- G01D5/34723—Scale reading or illumination devices involving light-guides
-
- 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
-
- 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
- G01D5/24428—Error prevention
- G01D5/24433—Error prevention by mechanical means
- G01D5/24438—Special design of the sensing element or scale
-
- 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
- G01D5/26—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—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 characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/36—Forming the light into pulses
- G01D5/38—Forming the light into pulses by diffraction gratings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP15184459 | 2015-09-09 | ||
| PCT/GB2016/052781 WO2017042570A1 (en) | 2015-09-09 | 2016-09-08 | Encoder apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2830777T3 true ES2830777T3 (es) | 2021-06-04 |
Family
ID=54072747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES16766053T Active ES2830777T3 (es) | 2015-09-09 | 2016-09-08 | Aparato codificador |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US10670431B2 (enExample) |
| EP (1) | EP3347681B1 (enExample) |
| JP (1) | JP6987045B2 (enExample) |
| KR (1) | KR102697708B1 (enExample) |
| CN (1) | CN108351229B (enExample) |
| ES (1) | ES2830777T3 (enExample) |
| WO (1) | WO2017042570A1 (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10274344B2 (en) * | 2016-12-27 | 2019-04-30 | Mitutoyo Corporation | Displacement encoder |
| CN108390698B (zh) * | 2018-03-16 | 2021-08-10 | 贵州电网有限责任公司 | 一种基于插值fft算法的电力线载波参数测量方法 |
| EP3623769A1 (en) * | 2018-09-12 | 2020-03-18 | Renishaw PLC | Measurement device |
| JP7148337B2 (ja) * | 2018-09-14 | 2022-10-05 | キヤノン株式会社 | 位置検出装置、リソグラフィ装置、力覚センサ及び力覚センサを有する装置 |
| EP3663723A1 (en) * | 2018-12-04 | 2020-06-10 | Renishaw PLC | Encoder apparatus |
| CN113074619B (zh) * | 2021-03-18 | 2022-11-25 | 浙江禾川科技股份有限公司 | 传感器安装位置确定方法、装置、设备及存储介质 |
| US20240369385A1 (en) | 2021-08-12 | 2024-11-07 | Renishaw Plc | Position encoder apparatus |
| EP4134633A1 (en) | 2021-08-12 | 2023-02-15 | Renishaw PLC | Position encoder apparatus |
| WO2024134155A1 (en) | 2022-12-20 | 2024-06-27 | Renishaw Plc | Encoder apparatus |
| EP4390325A1 (en) | 2022-12-20 | 2024-06-26 | Renishaw PLC | Encoder apparatus |
| EP4390328A1 (en) | 2022-12-21 | 2024-06-26 | Renishaw plc | Encoder apparatus |
| CN115931015B (zh) * | 2023-01-16 | 2025-08-12 | 传周半导体科技(上海)有限公司 | 一种光学编码器的像素单元设计方法 |
| EP4435385A1 (en) * | 2023-03-20 | 2024-09-25 | Renishaw PLC | Position encoder apparatus |
| DE102023208964A1 (de) * | 2023-09-15 | 2025-03-20 | Dr. Johannes Heidenhain Gmbh | Positionsmesssystem |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1227941A (enExample) | 1967-03-16 | 1971-04-15 | ||
| DE1921507C2 (de) | 1969-04-26 | 1971-02-11 | Zeiss Carl Fa | Einrichtung zur Erzeugung phasenverschobener elektrischer Signale |
| DE1941731C2 (de) | 1969-08-16 | 1973-11-15 | Fa. Carl Zeiss, 7920 Heidenheim | Einrichtung zur Messung von Lageande rungen zweier relativ zueinander bewegli eher Teile |
| DE3239108A1 (de) | 1982-10-22 | 1984-04-26 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Positionsmessverfahren und einrichtungen zur durchfuehrung des verfahrens |
| DE3616144A1 (de) | 1986-05-14 | 1987-11-19 | Heidenhain Gmbh Dr Johannes | Fotoelektrische messeinrichtung |
| EP0271549B1 (en) | 1986-06-21 | 1991-06-05 | Renishaw plc | Interpolation apparatus |
| GB9424969D0 (en) | 1994-12-10 | 1995-02-08 | Renishaw Plc | Opto-electronic scale reading apparatus |
| US5708756A (en) | 1995-02-24 | 1998-01-13 | Industrial Technology Research Institute | Low delay, middle bit rate speech coder |
| WO2003021197A1 (en) * | 2001-08-30 | 2003-03-13 | Microe Systems Corporation | Harmonic suppressing photodetector array |
| WO2003021194A2 (en) * | 2001-08-30 | 2003-03-13 | Microe Systems Corporation | Reference point talbot encoder |
| US7394061B2 (en) * | 2005-08-31 | 2008-07-01 | Avago Technologies Ecbu Pte Ltd | Optical encoder with integrated index channel |
| JP2008014806A (ja) | 2006-07-06 | 2008-01-24 | Sharp Corp | 光電式エンコーダおよびそれを用いた変位検出装置 |
| GB0621487D0 (en) | 2006-10-28 | 2006-12-06 | Renishaw Plc | Opto-electronic read head |
| GB0903550D0 (en) | 2009-03-02 | 2009-04-08 | Rls Merilna Tehnika D O O | Position encoder apparatus |
| GB0903535D0 (en) * | 2009-03-02 | 2009-04-08 | Rls Merilna Tehnika D O O | Encoder readhead |
| GB0909724D0 (en) | 2009-06-05 | 2009-07-22 | Renishaw Plc | Position measurement encoder and method of operation |
| JP5616741B2 (ja) | 2010-10-08 | 2014-10-29 | 株式会社ミツトヨ | エンコーダ |
| US8525102B2 (en) * | 2011-02-15 | 2013-09-03 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Optical encoding system and optical encoder having an array of incremental photodiodes and an index photodiode for use in an optical encoding system |
| JP5755010B2 (ja) | 2011-04-14 | 2015-07-29 | キヤノン株式会社 | エンコーダ |
| CN102564462B (zh) | 2011-12-27 | 2014-05-07 | 华中科技大学 | 一种正余弦编码器的误差补偿装置 |
| US8835832B2 (en) * | 2012-01-17 | 2014-09-16 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Optical encoder with signal offset correction system |
| JP6161325B2 (ja) * | 2013-02-27 | 2017-07-12 | キヤノン株式会社 | アブソリュートエンコーダ |
| JP7032045B2 (ja) | 2013-10-01 | 2022-03-08 | レニショウ パブリック リミテッド カンパニー | 測定エンコーダ |
| JP5877212B2 (ja) | 2014-01-10 | 2016-03-02 | キヤノンプレシジョン株式会社 | エンコーダ、エンコーダを用いた装置およびエンコーダ演算プログラム |
-
2016
- 2016-09-08 WO PCT/GB2016/052781 patent/WO2017042570A1/en not_active Ceased
- 2016-09-08 JP JP2018512563A patent/JP6987045B2/ja active Active
- 2016-09-08 US US15/749,404 patent/US10670431B2/en active Active
- 2016-09-08 ES ES16766053T patent/ES2830777T3/es active Active
- 2016-09-08 KR KR1020187009887A patent/KR102697708B1/ko active Active
- 2016-09-08 CN CN201680065370.0A patent/CN108351229B/zh active Active
- 2016-09-08 EP EP16766053.9A patent/EP3347681B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2018530751A (ja) | 2018-10-18 |
| EP3347681B1 (en) | 2020-09-02 |
| CN108351229B (zh) | 2021-03-26 |
| CN108351229A (zh) | 2018-07-31 |
| JP6987045B2 (ja) | 2021-12-22 |
| KR20180052676A (ko) | 2018-05-18 |
| EP3347681A1 (en) | 2018-07-18 |
| WO2017042570A1 (en) | 2017-03-16 |
| KR102697708B1 (ko) | 2024-08-21 |
| US10670431B2 (en) | 2020-06-02 |
| US20180216972A1 (en) | 2018-08-02 |
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