ECSP20000407A - Un dispositivo de iluminación para un sistema óptico de un aparato lector - Google Patents
Un dispositivo de iluminación para un sistema óptico de un aparato lectorInfo
- Publication number
- ECSP20000407A ECSP20000407A ECSENADI2020407A ECDI202000407A ECSP20000407A EC SP20000407 A ECSP20000407 A EC SP20000407A EC SENADI2020407 A ECSENADI2020407 A EC SENADI2020407A EC DI202000407 A ECDI202000407 A EC DI202000407A EC SP20000407 A ECSP20000407 A EC SP20000407A
- Authority
- EC
- Ecuador
- Prior art keywords
- light
- reflector
- region
- optical system
- redirect
- Prior art date
Links
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
- 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
- G06K7/10742—Photodetector array or CCD scanning including a diffuser for diffusing the light from the light source to create substantially uniform illumination of the target record carrier
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Artificial Intelligence (AREA)
- Toxicology (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Facsimile Scanning Arrangements (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Un dispositivo de iluminación para un sistema óptico de un aparato lector, que comprende una fuente de luz (3) dispuesta concéntricamente alrededor de un cuerpo hueco anular (2), un reflector de luz externo (5) para redirigir la luz para iluminar una zona en su extremo distal (5b), y un elemento reflector (8) con una superficie exterior con acabado de espejo (8a). La pared interna (6) del reflector de luz externo (5) está fabricada de un material reflectante, que tiene una primera parte (6a) con unas secciones transversales crecientes desde un extremo proximal (5a) a una primera región (6b) con una sección transversal máxima, y una segunda parte (6c) con unas secciones transversales decrecientes desde la primera región (6b) a una segunda región (6d) con una sección transversal mínima. El elemento reflector (8) está dispuesto frente a la fuente de luz (3) para redirigir la luz hacia la primera parte (6a) del reflector de luz externo (5). El dispositivo de iluminación (1) logra, en un espacio reducido, una alta eficiencia óptica y una iluminación uniforme en la marca a leer, evitando la reflexión especular.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP17174510 | 2017-06-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
ECSP20000407A true ECSP20000407A (es) | 2020-02-28 |
Family
ID=59227440
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ECSENADI2020407A ECSP20000407A (es) | 2017-06-06 | 2020-01-03 | Un dispositivo de iluminación para un sistema óptico de un aparato lector |
Country Status (14)
Country | Link |
---|---|
US (1) | US10922506B2 (es) |
EP (1) | EP3635611B1 (es) |
CN (1) | CN110678870B (es) |
BR (1) | BR112019025588A2 (es) |
CA (1) | CA3065123A1 (es) |
CL (1) | CL2019003210A1 (es) |
DO (1) | DOP2019000284A (es) |
EA (1) | EA037108B1 (es) |
EC (1) | ECSP20000407A (es) |
ES (1) | ES2878349T3 (es) |
HU (1) | HUE055404T2 (es) |
MA (1) | MA49243B1 (es) |
PH (1) | PH12019502753A1 (es) |
WO (1) | WO2018224283A1 (es) |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69232291T2 (de) * | 1991-10-29 | 2002-10-31 | Denso Corp | Informations-lesegerät |
US5461417A (en) * | 1993-02-16 | 1995-10-24 | Northeast Robotics, Inc. | Continuous diffuse illumination method and apparatus |
JP3435200B2 (ja) * | 1993-11-29 | 2003-08-11 | ペンタックス株式会社 | 画像読取装置 |
US5585616A (en) * | 1995-05-05 | 1996-12-17 | Rockwell International Corporation | Camera for capturing and decoding machine-readable matrix symbol images applied to reflective surfaces |
US6275256B1 (en) * | 1997-12-03 | 2001-08-14 | Eastman Kodak Company | Digital camera illuminator for the imaging of specular objects |
US6598797B2 (en) * | 1998-09-11 | 2003-07-29 | Jason J. Lee | Focus and illumination analysis algorithm for imaging device |
US6352204B2 (en) | 1999-08-04 | 2002-03-05 | Industrial Data Entry Automation Systems Incorporated | Optical symbol scanner with low angle illumination |
JP3884707B2 (ja) * | 2000-06-15 | 2007-02-21 | スカンラブ アーゲー | スキャンニング装置用の位置検出器 |
US6854650B2 (en) * | 2002-04-10 | 2005-02-15 | Microscan Systems, Inc. | Mirrored surface optical symbol scanner |
CN100378741C (zh) * | 2002-11-21 | 2008-04-02 | 武汉矽感科技有限公司 | 线缆标识读取装置及方法 |
JP4258232B2 (ja) * | 2003-03-03 | 2009-04-30 | 株式会社デンソーウェーブ | 光学的情報読取装置 |
US7823783B2 (en) * | 2003-10-24 | 2010-11-02 | Cognex Technology And Investment Corporation | Light pipe illumination system and method |
US7823789B2 (en) * | 2004-12-21 | 2010-11-02 | Cognex Technology And Investment Corporation | Low profile illumination for direct part mark readers |
US9070031B2 (en) * | 2003-10-24 | 2015-06-30 | Cognex Technology And Investment Llc | Integrated illumination assembly for symbology reader |
US7874487B2 (en) * | 2005-10-24 | 2011-01-25 | Cognex Technology And Investment Corporation | Integrated illumination assembly for symbology reader |
US9536124B1 (en) * | 2003-10-24 | 2017-01-03 | Cognex Corporation | Integrated illumination assembly for symbology reader |
US7370802B2 (en) | 2004-02-07 | 2008-05-13 | Siemens Energy & Automation, Inc. | Hand held scanner with rotating head |
US7419098B2 (en) | 2004-11-02 | 2008-09-02 | The Code Corporation | Graphical code reading apparatus for reading codes on reflective surfaces |
US7617984B2 (en) | 2004-12-16 | 2009-11-17 | Cognex Technology And Investment Corporation | Hand held symbology reader illumination diffuser |
DE102005005536A1 (de) | 2005-02-07 | 2006-08-10 | Sick Ag | Codeleser |
US7357326B2 (en) | 2005-11-30 | 2008-04-15 | Industrial Data Entry Automation Systems Incorporated | Fluorescent or luminescent optical symbol scanner |
US7614563B1 (en) * | 2005-12-29 | 2009-11-10 | Cognex Technology And Investment Corporation | System and method for providing diffuse illumination in a symbology reader |
US8028913B2 (en) * | 2007-09-28 | 2011-10-04 | Symbol Technologies, Inc. | Arrangement for and method of uniformly illuminating direct part markings to be imaged and electro-optically read |
US8894260B2 (en) * | 2009-03-31 | 2014-11-25 | Sicpa Holding Sa | Annular light guide illuminator and optical scanner |
US8038066B2 (en) * | 2009-04-29 | 2011-10-18 | Hand Held Products, Inc. | Laser scanner with deformable lens |
CN102737213A (zh) * | 2011-03-30 | 2012-10-17 | 凌通科技股份有限公司 | 光学辨识模块装置及具有光学辨识模块的光学读取器 |
-
2018
- 2018-05-17 HU HUE18723558A patent/HUE055404T2/hu unknown
- 2018-05-17 MA MA49243A patent/MA49243B1/fr unknown
- 2018-05-17 BR BR112019025588-5A patent/BR112019025588A2/pt unknown
- 2018-05-17 US US16/619,848 patent/US10922506B2/en active Active
- 2018-05-17 CN CN201880035924.1A patent/CN110678870B/zh active Active
- 2018-05-17 ES ES18723558T patent/ES2878349T3/es active Active
- 2018-05-17 EP EP18723558.5A patent/EP3635611B1/en active Active
- 2018-05-17 CA CA3065123A patent/CA3065123A1/en active Pending
- 2018-05-17 EA EA201992622A patent/EA037108B1/ru not_active IP Right Cessation
- 2018-05-17 WO PCT/EP2018/062927 patent/WO2018224283A1/en unknown
-
2019
- 2019-11-08 CL CL2019003210A patent/CL2019003210A1/es unknown
- 2019-11-08 DO DO2019000284A patent/DOP2019000284A/es unknown
- 2019-12-05 PH PH12019502753A patent/PH12019502753A1/en unknown
-
2020
- 2020-01-03 EC ECSENADI2020407A patent/ECSP20000407A/es unknown
Also Published As
Publication number | Publication date |
---|---|
ES2878349T3 (es) | 2021-11-18 |
BR112019025588A2 (pt) | 2020-06-16 |
MA49243B1 (fr) | 2021-07-29 |
CN110678870B (zh) | 2023-02-21 |
HUE055404T2 (hu) | 2021-11-29 |
PH12019502753A1 (en) | 2020-06-08 |
CL2019003210A1 (es) | 2020-04-17 |
WO2018224283A1 (en) | 2018-12-13 |
US10922506B2 (en) | 2021-02-16 |
EA201992622A1 (ru) | 2020-03-26 |
EP3635611B1 (en) | 2021-04-21 |
CA3065123A1 (en) | 2018-12-13 |
DOP2019000284A (es) | 2020-02-16 |
CN110678870A (zh) | 2020-01-10 |
US20200364423A1 (en) | 2020-11-19 |
EA037108B1 (ru) | 2021-02-08 |
EP3635611A1 (en) | 2020-04-15 |
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