CN1932449A - 反射式光学编码器 - Google Patents
反射式光学编码器 Download PDFInfo
- Publication number
- CN1932449A CN1932449A CNA2006101272507A CN200610127250A CN1932449A CN 1932449 A CN1932449 A CN 1932449A CN A2006101272507 A CNA2006101272507 A CN A2006101272507A CN 200610127250 A CN200610127250 A CN 200610127250A CN 1932449 A CN1932449 A CN 1932449A
- Authority
- CN
- China
- Prior art keywords
- detector
- encoder
- detector array
- reverberator
- output signal
- 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.)
- Granted
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 48
- 238000006073 displacement reaction Methods 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims description 10
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 3
- 238000005286 illumination Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 5
- 238000003491 array Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10712—Fixed beam scanning
- G06K7/10722—Photodetector array or CCD scanning
-
- 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
-
- 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
- G01D5/366—Particular pulse shapes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Theoretical Computer Science (AREA)
- Optical Transform (AREA)
Abstract
Description
Claims (27)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/226,681 US7469839B2 (en) | 2005-09-14 | 2005-09-14 | Reflective optical encoder |
US11/226,681 | 2005-09-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1932449A true CN1932449A (zh) | 2007-03-21 |
CN100487382C CN100487382C (zh) | 2009-05-13 |
Family
ID=37232777
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006101272507A Expired - Fee Related CN100487382C (zh) | 2005-09-14 | 2006-09-14 | 反射式光学编码器 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7469839B2 (zh) |
JP (1) | JP4914681B2 (zh) |
CN (1) | CN100487382C (zh) |
DE (1) | DE102006043035B4 (zh) |
GB (1) | GB2430250B (zh) |
TW (1) | TWI375791B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109931965A (zh) * | 2017-12-19 | 2019-06-25 | 财团法人工业技术研究院 | 光学编码器 |
CN110686712A (zh) * | 2019-11-22 | 2020-01-14 | 中国科学院长春光学精密机械与物理研究所 | 一种反射式图像光电编码器 |
CN111750909A (zh) * | 2019-03-28 | 2020-10-09 | 株式会社三丰 | 光编码器和光编码器的计算方法 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070241269A1 (en) * | 2006-04-14 | 2007-10-18 | Saidan Saiful B | Optical encoders having improved resolution |
JP2009542178A (ja) * | 2006-06-19 | 2009-11-26 | ジーエスアイ・グループ・コーポレーション | 反射照明を使用した光学式位置変換器システムおよび方法 |
US20100252722A1 (en) * | 2009-01-27 | 2010-10-07 | Robert Procsal | Optical encoder assembly including collimating reflective surface features |
CN104280787B (zh) * | 2014-09-04 | 2017-09-05 | 艾普柯微电子(上海)有限公司 | 侦测物体接近的装置与方法 |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4096383A (en) * | 1976-11-08 | 1978-06-20 | Gilbert & Barker Manufacturing Company | Pulse-generating apparatus responsive to shaft rotation |
US4266125A (en) * | 1978-12-21 | 1981-05-05 | Hewlett-Packard Company | Optical shaft angle encoder |
US4691101A (en) * | 1985-06-19 | 1987-09-01 | Hewlett-Packard Company | Optical positional encoder comprising immediately adjacent detectors |
JPS63153425A (ja) * | 1986-08-29 | 1988-06-25 | Omron Tateisi Electronics Co | 回転量検出装置 |
JPS63151807A (ja) | 1986-12-16 | 1988-06-24 | Fujitsu Ten Ltd | 角度検出装置 |
US5006703A (en) * | 1988-02-22 | 1991-04-09 | Victor Company Of Japan, Ltd. | Reflective optical rotary encoder disc |
JPH02176419A (ja) | 1988-12-28 | 1990-07-09 | Yasunaga:Kk | 光学式エンコーダ |
JP2785195B2 (ja) * | 1989-01-11 | 1998-08-13 | ソニー株式会社 | ディスク装置の光学式エンコーダ |
JPH03128418A (ja) * | 1989-07-20 | 1991-05-31 | Yokogawa Electric Corp | 光学式エンコーダ |
JPH04355325A (ja) | 1991-05-31 | 1992-12-09 | Omron Corp | 変位信号出力装置 |
US5486923A (en) * | 1992-05-05 | 1996-01-23 | Microe | Apparatus for detecting relative movement wherein a detecting means is positioned in the region of natural interference |
JPH08247792A (ja) | 1995-03-10 | 1996-09-27 | Nippondenso Co Ltd | ロータリエンコーダ |
JP3182349B2 (ja) | 1996-09-03 | 2001-07-03 | 株式会社リコー | エンコーダの原点位置検出装置 |
US6043483A (en) * | 1997-12-29 | 2000-03-28 | Radica China Limited | Apparatus and method using an indexed-encoder to sense the absolute position of an object with a single set of optics |
JPH11287671A (ja) * | 1998-04-01 | 1999-10-19 | Fanuc Ltd | 光学式エンコーダ |
JP2000241441A (ja) | 1999-02-25 | 2000-09-08 | Nippon Signal Co Ltd:The | 光学センサを用いた速度検出器 |
DE10020247B4 (de) * | 1999-09-28 | 2012-03-29 | Snap-On Equipment Gmbh | Drehwinkelgeber für einen Rotor, insbesondere ein auswuchtendes Kraftfahrzeugrad |
ES2293878T3 (es) * | 1999-09-28 | 2008-04-01 | Snap-On Equipment Gmbh | Maquina de equilibrado de ruedas para una rueda de automovil con codificador angular compacto. |
US6610975B2 (en) * | 2000-12-07 | 2003-08-26 | Harmonic Drive Systems, Inc. | Optical encoder |
JP4360762B2 (ja) * | 2001-03-23 | 2009-11-11 | 株式会社リコー | 光学式エンコーダ装置 |
US6727493B2 (en) * | 2001-11-06 | 2004-04-27 | Renco Incoders, Inc. | Multiple resolution photodiode sensor array for an optical encoder |
JP4658452B2 (ja) * | 2003-02-07 | 2011-03-23 | オリンパス株式会社 | 光学式エンコーダ |
US7186969B2 (en) * | 2003-02-12 | 2007-03-06 | Mitutoyo Corporation | Optical configuration for imaging-type optical encoders |
US6768101B1 (en) * | 2003-06-04 | 2004-07-27 | Agilent Technologies, Inc. | High resolution optical encoder with an angular collimated light beam |
JP4050738B2 (ja) * | 2003-11-07 | 2008-02-20 | 松下電器産業株式会社 | アドレス信号位置検出装置、光ディスク再生装置およびアドレス信号位置検出方法 |
US7321113B2 (en) * | 2003-11-17 | 2008-01-22 | Gsi Group Corporation | Precision material-handling robot employing high-resolution, compact absolute encoder |
US6816091B1 (en) | 2003-12-18 | 2004-11-09 | Agilent Technologies, Inc. | Interpolator |
EP1577645B1 (en) * | 2004-03-17 | 2007-09-05 | Canon Kabushiki Kaisha | Optical encoder |
-
2005
- 2005-09-14 US US11/226,681 patent/US7469839B2/en not_active Expired - Fee Related
-
2006
- 2006-09-11 JP JP2006245373A patent/JP4914681B2/ja not_active Expired - Fee Related
- 2006-09-11 GB GB0617913A patent/GB2430250B/en not_active Expired - Fee Related
- 2006-09-12 TW TW095133634A patent/TWI375791B/zh not_active IP Right Cessation
- 2006-09-13 DE DE102006043035A patent/DE102006043035B4/de not_active Expired - Fee Related
- 2006-09-14 CN CNB2006101272507A patent/CN100487382C/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109931965A (zh) * | 2017-12-19 | 2019-06-25 | 财团法人工业技术研究院 | 光学编码器 |
CN111750909A (zh) * | 2019-03-28 | 2020-10-09 | 株式会社三丰 | 光编码器和光编码器的计算方法 |
CN110686712A (zh) * | 2019-11-22 | 2020-01-14 | 中国科学院长春光学精密机械与物理研究所 | 一种反射式图像光电编码器 |
Also Published As
Publication number | Publication date |
---|---|
JP2007078690A (ja) | 2007-03-29 |
CN100487382C (zh) | 2009-05-13 |
GB2430250B (en) | 2009-09-23 |
US7469839B2 (en) | 2008-12-30 |
DE102006043035B4 (de) | 2013-03-21 |
GB2430250A (en) | 2007-03-21 |
TWI375791B (en) | 2012-11-01 |
DE102006043035A1 (de) | 2007-03-22 |
JP4914681B2 (ja) | 2012-04-11 |
GB0617913D0 (en) | 2006-10-18 |
TW200720631A (en) | 2007-06-01 |
US20070057058A1 (en) | 2007-03-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: AVAGO TECHNOLOGIES GENERAL IP (SINGAPORE) CORPORAT Free format text: FORMER OWNER: AVAGO TECHNOLOGIES ECBU IP (SINGAPORE) PTE. LTD. Effective date: 20130514 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130514 Address after: Singapore Singapore Patentee after: Avago Technologies Fiber IP Singapore Pte. Ltd. Address before: Singapore Singapore Patentee before: Avago Technologies ECBU IP (Singapore) Sdn Bhd |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090513 Termination date: 20130914 |