TW201930831A - 光學編碼器及其操作方法 - Google Patents
光學編碼器及其操作方法 Download PDFInfo
- Publication number
- TW201930831A TW201930831A TW107112700A TW107112700A TW201930831A TW 201930831 A TW201930831 A TW 201930831A TW 107112700 A TW107112700 A TW 107112700A TW 107112700 A TW107112700 A TW 107112700A TW 201930831 A TW201930831 A TW 201930831A
- Authority
- TW
- Taiwan
- Prior art keywords
- slot
- aperture
- width
- slots
- apertures
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title claims description 83
- 238000000034 method Methods 0.000 title claims description 18
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000007246 mechanism Effects 0.000 description 28
- 239000000463 material Substances 0.000 description 7
- 239000003638 chemical reducing agent Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/026—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness by measuring distance between sensor and object
-
- 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
- G01D5/3473—Circular or rotary 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
- G01D5/26—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
- G01D5/3473—Circular or rotary encoders
- G01D5/34738—Axles; Driving or coupling means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15/857,457 US11300403B2 (en) | 2017-12-28 | 2017-12-28 | Optical encoder and method of operating the same |
| US15/857,457 | 2017-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW201930831A true TW201930831A (zh) | 2019-08-01 |
Family
ID=64745978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW107112700A TW201930831A (zh) | 2017-12-28 | 2018-04-13 | 光學編碼器及其操作方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11300403B2 (https=) |
| EP (1) | EP3505873A1 (https=) |
| JP (1) | JP7302841B2 (https=) |
| CN (1) | CN109974754A (https=) |
| TW (1) | TW201930831A (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10889664B2 (en) | 2019-06-12 | 2021-01-12 | Chevron Phillips Chemical Company Lp | Surfactant as titanation ligand |
| JP7120200B2 (ja) * | 2019-10-15 | 2022-08-17 | 株式会社デンソー | 回転角検出装置 |
| CN111077333B (zh) * | 2019-12-28 | 2022-03-18 | 中国特种设备检测研究院 | 一种滑行车类游乐设施运行速度测试系统及方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4736187A (en) | 1986-12-04 | 1988-04-05 | The Regents Of The University Of California | Encoder for measuring both incremental and absolute positions of moving elements |
| JPH03258953A (ja) * | 1990-03-06 | 1991-11-19 | Hitachi Ltd | 回転角度検出装置とエンジン制御装置 |
| JP3816679B2 (ja) | 1998-09-17 | 2006-08-30 | 株式会社東海理化電機製作所 | 回転角度検出装置 |
| JP2001264866A (ja) * | 1999-10-07 | 2001-09-26 | Olympus Optical Co Ltd | カメラ |
| JP2001264615A (ja) | 2000-03-21 | 2001-09-26 | Jigu:Kk | ズーム及びフォーカス制御用エンコーダを備えたカメラ |
| US7400269B2 (en) | 2006-11-09 | 2008-07-15 | Avago Technologies Ecbu Ip Pte Ltd | Coding element with integrated limit switch |
| JP2009204505A (ja) | 2008-02-28 | 2009-09-10 | Fujitsu Ten Ltd | レーダ装置 |
| KR101612842B1 (ko) | 2010-02-26 | 2016-04-15 | 한화테크윈 주식회사 | 엔코더 |
-
2017
- 2017-12-28 US US15/857,457 patent/US11300403B2/en active Active
-
2018
- 2018-04-13 TW TW107112700A patent/TW201930831A/zh unknown
- 2018-12-03 JP JP2018226461A patent/JP7302841B2/ja active Active
- 2018-12-18 EP EP18213710.9A patent/EP3505873A1/en not_active Withdrawn
- 2018-12-21 CN CN201811571190.7A patent/CN109974754A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN109974754A (zh) | 2019-07-05 |
| JP2019120679A (ja) | 2019-07-22 |
| US20190204075A1 (en) | 2019-07-04 |
| EP3505873A1 (en) | 2019-07-03 |
| JP7302841B2 (ja) | 2023-07-04 |
| US11300403B2 (en) | 2022-04-12 |
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