CN1773221A - 增强的反射型光学编码器 - Google Patents
增强的反射型光学编码器 Download PDFInfo
- Publication number
- CN1773221A CN1773221A CN200510109251.4A CN200510109251A CN1773221A CN 1773221 A CN1773221 A CN 1773221A CN 200510109251 A CN200510109251 A CN 200510109251A CN 1773221 A CN1773221 A CN 1773221A
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- CN
- China
- Prior art keywords
- black
- enhancing
- optical encoder
- optical radiation
- reflective optical
- 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.)
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- 230000003287 optical effect Effects 0.000 title claims abstract description 272
- 230000005855 radiation Effects 0.000 claims abstract description 171
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- 230000005540 biological transmission Effects 0.000 claims description 56
- 239000000463 material Substances 0.000 claims description 45
- 238000010521 absorption reaction Methods 0.000 claims description 35
- 230000002708 enhancing effect Effects 0.000 claims description 27
- 150000002118 epoxides Chemical class 0.000 claims description 24
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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
- 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)
- Photo Coupler, Interrupter, Optical-To-Optical Conversion Devices (AREA)
- Led Device Packages (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/985,701 US7182258B2 (en) | 2004-11-10 | 2004-11-10 | Enhanced reflective optical encoder |
US10/985,701 | 2004-11-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1773221A true CN1773221A (zh) | 2006-05-17 |
CN100510643C CN100510643C (zh) | 2009-07-08 |
Family
ID=36315300
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2005101092514A Expired - Fee Related CN100510643C (zh) | 2004-11-10 | 2005-10-17 | 增强的反射型光学编码器 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7182258B2 (zh) |
CN (1) | CN100510643C (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104737305A (zh) * | 2012-10-05 | 2015-06-24 | 株式会社村田制作所 | 光传感器 |
CN106296225A (zh) * | 2016-08-12 | 2017-01-04 | 东莞市清大曜嘉信息技术有限公司 | 一种基于光学防伪材料的商品信息追溯系统及其追溯方法 |
CN108508428A (zh) * | 2017-02-27 | 2018-09-07 | 意法半导体(R&D)有限公司 | 模块盖中具有一个或多个凹槽的接近传感器封装件 |
CN112017976B (zh) * | 2020-11-02 | 2021-02-05 | 甬矽电子(宁波)股份有限公司 | 光电传感器封装结构制作方法和光电传感器封装结构 |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7304294B2 (en) * | 2006-02-09 | 2007-12-04 | Avago Technologis General Ip (Singapore) Pte Ltd | Reflective encoder with reduced background noise |
US7490771B2 (en) * | 2006-03-06 | 2009-02-17 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Reflective encoder with interchangable lens on emitter-detector module |
US7495583B2 (en) * | 2006-04-14 | 2009-02-24 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Flat-top reflection-based optical encoders |
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 |
TW200925544A (en) * | 2007-10-15 | 2009-06-16 | Sequal Technologies Inc | Linear motion position sensor and method of use |
US8173950B2 (en) * | 2008-02-19 | 2012-05-08 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Single track optical encoder |
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 |
US9383229B2 (en) * | 2010-10-31 | 2016-07-05 | Avego Technologies General Ip (Singapore) Pte. Ltd. | Optical reflective encoder with multi-faceted flat-faced lens |
JP5948682B2 (ja) * | 2011-02-25 | 2016-07-06 | ローム株式会社 | 通信モジュールおよび携帯型電子機器 |
US8610159B2 (en) * | 2011-07-21 | 2013-12-17 | Intellectual Discovery Co., Ltd. | Optical device with through-hole cavity |
US8847144B2 (en) | 2011-08-08 | 2014-09-30 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Enhanced optical reflective encoder |
US8928014B2 (en) | 2013-03-15 | 2015-01-06 | Cooledge Lighting Inc. | Stress relief for array-based electronic devices |
US9652648B2 (en) | 2015-09-11 | 2017-05-16 | Hand Held Products, Inc. | Positioning an object with respect to a target location |
CN106123934B (zh) * | 2016-08-26 | 2019-01-25 | 长春禹衡光学有限公司 | 一种分体式光栅编码器 |
US10648839B2 (en) * | 2017-05-22 | 2020-05-12 | Mitutoyo Corporation | Photoelectric encoder |
JP7112071B2 (ja) * | 2018-06-04 | 2022-08-03 | コーデンシ株式会社 | 反射型光センサ及びそれを用いた反射型エンコーダ |
US20220043123A1 (en) * | 2018-11-14 | 2022-02-10 | Lite-On Singapore Pte. Ltd. | Proximity sensor and electronic device having the same |
EP3671134B1 (fr) * | 2018-12-21 | 2022-09-21 | The Swatch Group Research and Development Ltd | Systeme et procede de determination d'au moins un parametre relatif a un mouvement angulaire d'un axe |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5350909A (en) * | 1992-10-14 | 1994-09-27 | International Business Machines Corp. | Optical scanner for bar code scanning |
US20040061044A1 (en) * | 2002-09-26 | 2004-04-01 | Soar Steven E. | Techniques for reducing encoder sensitivity to optical defects |
US6768101B1 (en) * | 2003-06-04 | 2004-07-27 | Agilent Technologies, Inc. | High resolution optical encoder with an angular collimated light beam |
-
2004
- 2004-11-10 US US10/985,701 patent/US7182258B2/en active Active
-
2005
- 2005-10-17 CN CNB2005101092514A patent/CN100510643C/zh not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104737305A (zh) * | 2012-10-05 | 2015-06-24 | 株式会社村田制作所 | 光传感器 |
CN104737305B (zh) * | 2012-10-05 | 2018-12-25 | 株式会社村田制作所 | 光传感器 |
CN106296225A (zh) * | 2016-08-12 | 2017-01-04 | 东莞市清大曜嘉信息技术有限公司 | 一种基于光学防伪材料的商品信息追溯系统及其追溯方法 |
CN108508428A (zh) * | 2017-02-27 | 2018-09-07 | 意法半导体(R&D)有限公司 | 模块盖中具有一个或多个凹槽的接近传感器封装件 |
CN108508428B (zh) * | 2017-02-27 | 2024-01-12 | 意法半导体(R&D)有限公司 | 模块盖中具有一个或多个凹槽的接近传感器封装件 |
CN112017976B (zh) * | 2020-11-02 | 2021-02-05 | 甬矽电子(宁波)股份有限公司 | 光电传感器封装结构制作方法和光电传感器封装结构 |
Also Published As
Publication number | Publication date |
---|---|
US20060097051A1 (en) | 2006-05-11 |
CN100510643C (zh) | 2009-07-08 |
US7182258B2 (en) | 2007-02-27 |
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TA01 | Transfer of patent application right |
Effective date of registration: 20061124 Address after: Singapore Singapore Applicant after: ANHUA HIGH TECHNOLOGY ECBUIP (SINGAPORE) PRIVATE Ltd. Address before: Singapore Singapore Applicant before: Avago Technologies General IP (Singapore) Pte. Ltd. |
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C14 | Grant of patent or utility model | ||
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Owner name: AVAGO TECHNOLOGIES GENERAL IP (SINGAPORE) CORPORAT Free format text: FORMER OWNER: AVAGO TECHNOLOGIES ECBU IP (SINGAPORE) PTE. LTD. Effective date: 20130514 |
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Effective date of registration: 20130514 Address after: Singapore Singapore Patentee after: Avago Technologies General IP (Singapore) Pte. Ltd. Address before: Singapore Singapore Patentee before: ANHUA HIGH TECHNOLOGY ECBUIP (SINGAPORE) PRIVATE Ltd. |
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TR01 | Transfer of patent right |
Effective date of registration: 20181016 Address after: Singapore Singapore Patentee after: Avago Technologies General IP (Singapore) Pte. Ltd. Address before: Singapore Singapore Patentee before: Avago Technologies General IP (Singapore) Pte. Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090708 |