CN101059356B - 高性能反射式光学编码器 - Google Patents
高性能反射式光学编码器 Download PDFInfo
- Publication number
- CN101059356B CN101059356B CN2007100981074A CN200710098107A CN101059356B CN 101059356 B CN101059356 B CN 101059356B CN 2007100981074 A CN2007100981074 A CN 2007100981074A CN 200710098107 A CN200710098107 A CN 200710098107A CN 101059356 B CN101059356 B CN 101059356B
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- CN
- China
- Prior art keywords
- lens
- optical encoder
- thrust
- detecting device
- light
- 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 58
- 230000003071 parasitic effect Effects 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 14
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
Images
Classifications
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- 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
-
- 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
Abstract
Description
Claims (9)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/408,902 US7317183B2 (en) | 2006-04-21 | 2006-04-21 | High performance reflectivity optical encoder with a protrusion between lenses |
US11/408,902 | 2006-04-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101059356A CN101059356A (zh) | 2007-10-24 |
CN101059356B true CN101059356B (zh) | 2010-12-22 |
Family
ID=38116807
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007100981074A Active CN101059356B (zh) | 2006-04-21 | 2007-04-13 | 高性能反射式光学编码器 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7317183B2 (zh) |
JP (1) | JP5255228B2 (zh) |
CN (1) | CN101059356B (zh) |
GB (1) | GB2437396B (zh) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2004066207A1 (ja) * | 2003-01-23 | 2004-08-05 | Aruze Corp. | 識別センサ |
US8967443B2 (en) * | 2007-10-05 | 2015-03-03 | Covidien Lp | Method and apparatus for determining parameters of linear motion in a surgical instrument |
US8173950B2 (en) * | 2008-02-19 | 2012-05-08 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Single track optical encoder |
EP2196776A1 (de) | 2008-12-15 | 2010-06-16 | Leica Geosystems AG | Optoelektronische Lagemesseinrichtung und ebensolches Lagemessverfahren |
US7795576B2 (en) * | 2008-12-23 | 2010-09-14 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Single dome lens reflective optical encoder |
GB0909724D0 (en) * | 2009-06-05 | 2009-07-22 | Renishaw Plc | Position measurement encoder and method of operation |
DE102009031694B3 (de) | 2009-07-04 | 2010-10-14 | Qundis Gmbh | Durchflusszähler |
US9383229B2 (en) * | 2010-10-31 | 2016-07-05 | Avego Technologies General Ip (Singapore) Pte. Ltd. | Optical reflective encoder with multi-faceted flat-faced lens |
US9696199B2 (en) * | 2015-02-13 | 2017-07-04 | Taiwan Biophotonic Corporation | Optical sensor |
US10508935B2 (en) * | 2015-10-15 | 2019-12-17 | Advanced Semiconductor Engineering, Inc. | Optical module and manufacturing process thereof |
US11287312B2 (en) | 2018-05-09 | 2022-03-29 | Advanced Semiconductor Engineering, Inc. | Optical system and method of manufacturing the same |
US20220043123A1 (en) * | 2018-11-14 | 2022-02-10 | Lite-On Singapore Pte. Ltd. | Proximity sensor and electronic device having the same |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2056660A (en) * | 1979-08-03 | 1981-03-18 | Stanley Tools Ltd | Displacement encoder for measuring rule |
US4447143A (en) * | 1981-12-24 | 1984-05-08 | Ernst Leitz Wetzlar Gmbh | Reflex camera with electronic range finder |
EP0597705A1 (en) * | 1992-11-12 | 1994-05-18 | Hewlett-Packard Company | Optical encoder |
US5661303A (en) * | 1996-05-24 | 1997-08-26 | Libbey-Owens-Ford Co. | Compact moisture sensor with collimator lenses and prismatic coupler |
CN1727850A (zh) * | 2004-07-26 | 2006-02-01 | 夏普株式会社 | 反射编码器和使用该反射编码器的电子装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0525254Y2 (zh) * | 1985-11-06 | 1993-06-25 | ||
US4902903A (en) * | 1988-10-27 | 1990-02-20 | Segerson Eugene E | Apparatus employing reflective optical means |
JPH02151083A (ja) * | 1988-12-01 | 1990-06-11 | Nec Corp | 反射型ホトセンサー |
-
2006
- 2006-04-21 US US11/408,902 patent/US7317183B2/en active Active
-
2007
- 2007-04-13 CN CN2007100981074A patent/CN101059356B/zh active Active
- 2007-04-16 GB GB0707312A patent/GB2437396B/en not_active Expired - Fee Related
- 2007-04-20 JP JP2007111409A patent/JP5255228B2/ja not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2056660A (en) * | 1979-08-03 | 1981-03-18 | Stanley Tools Ltd | Displacement encoder for measuring rule |
US4447143A (en) * | 1981-12-24 | 1984-05-08 | Ernst Leitz Wetzlar Gmbh | Reflex camera with electronic range finder |
EP0597705A1 (en) * | 1992-11-12 | 1994-05-18 | Hewlett-Packard Company | Optical encoder |
US5661303A (en) * | 1996-05-24 | 1997-08-26 | Libbey-Owens-Ford Co. | Compact moisture sensor with collimator lenses and prismatic coupler |
CN1727850A (zh) * | 2004-07-26 | 2006-02-01 | 夏普株式会社 | 反射编码器和使用该反射编码器的电子装置 |
Non-Patent Citations (2)
Title |
---|
JP特开平10-239449A 1998.09.11 |
JP特开平5-141991A 1993.06.08 |
Also Published As
Publication number | Publication date |
---|---|
GB0707312D0 (en) | 2007-05-23 |
CN101059356A (zh) | 2007-10-24 |
US20070246645A1 (en) | 2007-10-25 |
US7317183B2 (en) | 2008-01-08 |
GB2437396A (en) | 2007-10-24 |
JP2007292756A (ja) | 2007-11-08 |
GB2437396B (en) | 2010-09-22 |
JP5255228B2 (ja) | 2013-08-07 |
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C06 | Publication | ||
PB01 | Publication | ||
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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 Effective date: 20130508 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130508 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 |
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CP01 | Change in the name or title of a patent holder |
Address after: Singapore Singapore Patentee after: Annwa high tech Limited by Share Ltd Address before: Singapore Singapore Patentee before: Avago Technologies Fiber IP Singapore Pte. Ltd. |
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CP01 | Change in the name or title of a patent holder |