CN1955642B - 具有各种发射器检测器结构的反射编码器 - Google Patents
具有各种发射器检测器结构的反射编码器 Download PDFInfo
- Publication number
- CN1955642B CN1955642B CN2006101507803A CN200610150780A CN1955642B CN 1955642 B CN1955642 B CN 1955642B CN 2006101507803 A CN2006101507803 A CN 2006101507803A CN 200610150780 A CN200610150780 A CN 200610150780A CN 1955642 B CN1955642 B CN 1955642B
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- Prior art keywords
- transmitter
- detecting device
- optical encoder
- light
- yardstick
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- 230000003287 optical effect Effects 0.000 claims abstract description 91
- 230000003071 parasitic effect Effects 0.000 claims description 3
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- 230000005855 radiation Effects 0.000 description 4
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- 229920000647 polyepoxide Polymers 0.000 description 3
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 101100117236 Drosophila melanogaster speck gene Proteins 0.000 description 1
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Images
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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/259,419 | 2005-10-26 | ||
US11/259,419 US7385178B2 (en) | 2005-10-26 | 2005-10-26 | Reflective encoders with various emitter-detector configurations |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201010154210A Division CN101852625A (zh) | 2005-10-26 | 2006-10-26 | 具有各种发射器检测器结构的反射编码器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1955642A CN1955642A (zh) | 2007-05-02 |
CN1955642B true CN1955642B (zh) | 2010-06-23 |
Family
ID=37545982
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006101507803A Active CN1955642B (zh) | 2005-10-26 | 2006-10-26 | 具有各种发射器检测器结构的反射编码器 |
CN201010154210A Pending CN101852625A (zh) | 2005-10-26 | 2006-10-26 | 具有各种发射器检测器结构的反射编码器 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201010154210A Pending CN101852625A (zh) | 2005-10-26 | 2006-10-26 | 具有各种发射器检测器结构的反射编码器 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7385178B2 (zh) |
JP (1) | JP5063979B2 (zh) |
KR (1) | KR101287327B1 (zh) |
CN (2) | CN1955642B (zh) |
GB (1) | GB2432209B (zh) |
TW (1) | TWI401421B (zh) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7732756B2 (en) * | 2006-11-01 | 2010-06-08 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | User navigation device with a code wheel and an encoder |
US7777172B2 (en) * | 2007-06-01 | 2010-08-17 | Fairchild Semiconductor Corporation | Methods for reducing cross talk in optical sensors |
JP2009088433A (ja) * | 2007-10-03 | 2009-04-23 | Citizen Electronics Co Ltd | フォトリフレクタ |
US20090207450A1 (en) | 2008-02-19 | 2009-08-20 | Kabushiki Kaisha Toshiba | Image scanning apparatus, shading correction method, and shading correction program |
US8173950B2 (en) * | 2008-02-19 | 2012-05-08 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Single track optical encoder |
DE102008029467A1 (de) | 2008-06-20 | 2009-12-24 | Osram Opto Semiconductors Gmbh | Halbleiterbauelement, Verwendung eines Halbleiterbauelements als Näherungssensor sowie Verfahren zum Detektieren von Objekten |
US7795576B2 (en) * | 2008-12-23 | 2010-09-14 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Single dome lens reflective optical encoder |
US8212202B2 (en) * | 2009-01-08 | 2012-07-03 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Reflective optical encoder package and method |
TWI447357B (zh) * | 2009-11-20 | 2014-08-01 | Everlight Electronics Co Ltd | 反射式光編碼器 |
CN102072740B (zh) * | 2009-11-25 | 2012-10-10 | 亿光电子工业股份有限公司 | 反射式光编码器 |
JP5147877B2 (ja) * | 2010-03-01 | 2013-02-20 | 三菱電機株式会社 | 光学式エンコーダ用センサ及び光学式エンコーダ |
EP2381222A1 (de) * | 2010-04-22 | 2011-10-26 | Schneeberger Holding AG | Führungssystem mit relativ zueinander bewegbaren Körpern und Vorrichtung zur Bestimmung einer Position mittels optischem Abtasten einer Massskala. |
US8742350B2 (en) | 2010-06-08 | 2014-06-03 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Proximity sensor |
US8492720B2 (en) * | 2010-06-08 | 2013-07-23 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Small low-profile optical proximity sensor |
US8847144B2 (en) * | 2011-08-08 | 2014-09-30 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Enhanced optical reflective encoder |
CN104106135B (zh) | 2011-12-22 | 2018-02-23 | 新加坡恒立私人有限公司 | 光电模块、尤其是闪光灯模块及其制造方法 |
DE102012104910B4 (de) * | 2012-06-06 | 2022-12-29 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Optoelektronische Vorrichtung und Apparatur mit einer solchen Vorrichtung |
EP2905817A4 (en) * | 2012-10-05 | 2016-06-15 | Murata Manufacturing Co | LIGHT SENSOR |
WO2015030673A1 (en) * | 2013-09-02 | 2015-03-05 | Heptagon Micro Optics Pte. Ltd. | Opto-electronic module including a non-transparent separation member between a light emitting element and a light detecting element |
WO2015053708A1 (en) * | 2013-10-08 | 2015-04-16 | Heptagon Micro Optics Pte. Ltd. | Optical encoder modules |
JP2015090308A (ja) * | 2013-11-05 | 2015-05-11 | 株式会社安川電機 | エンコーダ、エンコーダ付きモータ、サーボシステム |
US9696199B2 (en) * | 2015-02-13 | 2017-07-04 | Taiwan Biophotonic Corporation | Optical sensor |
KR20160103415A (ko) * | 2015-02-24 | 2016-09-01 | 엘지이노텍 주식회사 | 근접센서와 이를 포함하는 카메라 모듈과 이를 포함하는 이동 단말기 |
US9632209B2 (en) | 2015-03-25 | 2017-04-25 | Hana Microelectronics, Inc. | Proximity sensor with light blocking compound |
US10508935B2 (en) * | 2015-10-15 | 2019-12-17 | Advanced Semiconductor Engineering, Inc. | Optical module and manufacturing process thereof |
US11143551B2 (en) | 2018-05-18 | 2021-10-12 | Hana Microelectronics, Inc. | Proximity sensor with infrared ink coating |
US11520074B2 (en) | 2018-09-14 | 2022-12-06 | Hana Microelectronics, Inc. | Proximity sensor with light blocking barrier comprising a gap having a cross-section with parallel walls between emitter and detector |
US11567198B2 (en) | 2019-03-25 | 2023-01-31 | Hana Microelectronics Inc. | Proximity sensor with light inhibiting barrier comprising a gap having a cross-section with parallel walls substantially perpendicular to the top surface of an optically transmissive material |
JP6951644B2 (ja) * | 2019-04-23 | 2021-10-20 | 日亜化学工業株式会社 | 発光モジュール及びその製造方法 |
EP3799002A1 (en) | 2019-09-26 | 2021-03-31 | Axis AB | Dual-head dome camera |
Citations (3)
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US5317149A (en) * | 1992-11-12 | 1994-05-31 | Hewlett-Packard Company | Optical encoder with encapsulated electrooptics |
CN1480712A (zh) * | 2002-06-03 | 2004-03-10 | 三菱电机株式会社 | 光电式旋转编码器 |
US6713756B2 (en) * | 2000-05-09 | 2004-03-30 | Olympus Corporation | Optical encoder and optical rotary encoder |
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JPS57149912A (en) | 1981-03-13 | 1982-09-16 | Nippon Telegr & Teleph Corp <Ntt> | Optical position detector |
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JPS62245981A (ja) * | 1986-04-18 | 1987-10-27 | Stanley Electric Co Ltd | 反射型ホトセンサ及びその製造方法 |
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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 |
DE3809454A1 (de) | 1987-03-30 | 1988-10-20 | Kollmorgen Corp | Optische lichtleiter-sensor-vorrichtung fuer einen elektrischen motor |
US5006703A (en) | 1988-02-22 | 1991-04-09 | Victor Company Of Japan, Ltd. | Reflective optical rotary encoder disc |
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US7394061B2 (en) | 2005-08-31 | 2008-07-01 | Avago Technologies Ecbu Pte Ltd | Optical encoder with integrated index channel |
-
2005
- 2005-10-26 US US11/259,419 patent/US7385178B2/en active Active
-
2006
- 2006-10-13 TW TW095137690A patent/TWI401421B/zh not_active IP Right Cessation
- 2006-10-23 JP JP2006287490A patent/JP5063979B2/ja active Active
- 2006-10-25 GB GB0621258A patent/GB2432209B/en not_active Expired - Fee Related
- 2006-10-25 KR KR1020060104025A patent/KR101287327B1/ko active IP Right Grant
- 2006-10-26 CN CN2006101507803A patent/CN1955642B/zh active Active
- 2006-10-26 CN CN201010154210A patent/CN101852625A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5317149A (en) * | 1992-11-12 | 1994-05-31 | Hewlett-Packard Company | Optical encoder with encapsulated electrooptics |
US6713756B2 (en) * | 2000-05-09 | 2004-03-30 | Olympus Corporation | Optical encoder and optical rotary encoder |
CN1480712A (zh) * | 2002-06-03 | 2004-03-10 | 三菱电机株式会社 | 光电式旋转编码器 |
Also Published As
Publication number | Publication date |
---|---|
GB2432209A (en) | 2007-05-16 |
GB2432209B (en) | 2010-09-15 |
US20070090282A1 (en) | 2007-04-26 |
KR101287327B1 (ko) | 2013-07-22 |
JP5063979B2 (ja) | 2012-10-31 |
CN101852625A (zh) | 2010-10-06 |
CN1955642A (zh) | 2007-05-02 |
JP2007121296A (ja) | 2007-05-17 |
KR20070045116A (ko) | 2007-05-02 |
TW200728692A (en) | 2007-08-01 |
TWI401421B (zh) | 2013-07-11 |
GB0621258D0 (en) | 2006-12-06 |
US7385178B2 (en) | 2008-06-10 |
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