CN1426570A - 利用具有漫射体之光导管的扫描器 - Google Patents
利用具有漫射体之光导管的扫描器 Download PDFInfo
- Publication number
- CN1426570A CN1426570A CN01808527A CN01808527A CN1426570A CN 1426570 A CN1426570 A CN 1426570A CN 01808527 A CN01808527 A CN 01808527A CN 01808527 A CN01808527 A CN 01808527A CN 1426570 A CN1426570 A CN 1426570A
- Authority
- CN
- China
- Prior art keywords
- light
- light source
- diffuser
- waveguide
- plane
- 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
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
- 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
-
- 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
-
- 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
- G06K7/10732—Light sources
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Toxicology (AREA)
- General Health & Medical Sciences (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Health & Medical Sciences (AREA)
- Theoretical Computer Science (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Planar Illumination Modules (AREA)
- Inspection Of Paper Currency And Valuable Securities (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Credit Cards Or The Like (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Holo Graphy (AREA)
Abstract
Description
Claims (42)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US51724000A | 2000-03-02 | 2000-03-02 | |
US09/517,240 | 2000-03-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1426570A true CN1426570A (zh) | 2003-06-25 |
CN1327383C CN1327383C (zh) | 2007-07-18 |
Family
ID=24058972
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB01808527XA Expired - Fee Related CN1327383C (zh) | 2000-03-02 | 2001-02-27 | 利用具有漫射体之光导管的扫描器 |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP1266342A4 (zh) |
JP (1) | JP2003525472A (zh) |
KR (1) | KR100933386B1 (zh) |
CN (1) | CN1327383C (zh) |
AU (1) | AU2001238715A1 (zh) |
CA (2) | CA2708355C (zh) |
TW (1) | TW501359B (zh) |
WO (1) | WO2001065469A1 (zh) |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CN101893759A (zh) * | 2010-07-14 | 2010-11-24 | 世大光电(深圳)有限公司 | 光学监测***及具有该光学监测***的电子装置 |
US7874487B2 (en) | 2005-10-24 | 2011-01-25 | Cognex Technology And Investment Corporation | Integrated illumination assembly for symbology reader |
US8061613B2 (en) | 2003-10-24 | 2011-11-22 | Cognex Technology And Investment Corporation | Method and apparatus for providing omnidirectional lighting in a scanning device |
WO2012079442A1 (zh) * | 2010-12-16 | 2012-06-21 | 山东新北洋信息技术股份有限公司 | 薄片类介质检测装置及薄片类介质处理装置 |
US8286878B2 (en) | 2004-12-16 | 2012-10-16 | Cognex Technology And Investment Corporation | Hand held symbology reader illumination diffuser |
CN102865999A (zh) * | 2011-07-08 | 2013-01-09 | 中国科学院微电子研究所 | Led光学特性检测方法及检测装置 |
CN102918543A (zh) * | 2010-06-02 | 2013-02-06 | 讯宝科技公司 | 为成像读取器产生均匀分布的照明图案的配置和方法 |
CN103279729A (zh) * | 2013-05-21 | 2013-09-04 | 苏州斯普锐智能***有限公司 | 一种具有遮光零件的条码扫描器 |
US9070031B2 (en) | 2003-10-24 | 2015-06-30 | Cognex Technology And Investment Llc | Integrated illumination assembly for symbology reader |
CN105022979A (zh) * | 2015-07-27 | 2015-11-04 | 深圳市民德电子科技股份有限公司 | 成像***与补光***光轴呈夹角设置的图像识读设备 |
US9292724B1 (en) | 2004-12-16 | 2016-03-22 | Cognex Corporation | Hand held symbology reader illumination diffuser with aimer optics |
US9536124B1 (en) | 2003-10-24 | 2017-01-03 | Cognex Corporation | Integrated illumination assembly for symbology reader |
CN113312931A (zh) * | 2020-02-27 | 2021-08-27 | 斑马技术公司 | 具有针对dpm标记的漫射和直接照明的机器视觉***中的光学布置 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2002327420B2 (en) | 2001-08-06 | 2007-05-31 | Mei, Incorporated | Document validator subassembly |
US7163149B2 (en) | 2004-03-02 | 2007-01-16 | Symbol Technologies, Inc. | System and method for illuminating and reading optical codes imprinted or displayed on reflective surfaces |
WO2005086071A2 (en) * | 2004-03-02 | 2005-09-15 | Symbol Technologies, Inc. | System and method for reading optical codes imprinted on or displayed on reflective surfaces |
KR20060129117A (ko) | 2005-06-10 | 2006-12-15 | 삼성전자주식회사 | 바코드를 이용하는 전자레인지의 제어장치 및 방법 |
JP2013505491A (ja) * | 2009-09-17 | 2013-02-14 | エフ.ホフマン−ラ ロシュ アーゲー | 医療消耗品のための高密度バーコード |
US8876006B2 (en) | 2012-10-25 | 2014-11-04 | Symbol Technologies, Inc. | Compact imaging module with adjustable aiming pattern and arrangement for and method of spatially adjusting the aiming pattern |
US10502618B2 (en) * | 2016-12-03 | 2019-12-10 | Waymo Llc | Waveguide diffuser for light detection using an aperture |
US11003875B2 (en) * | 2018-11-01 | 2021-05-11 | Cognex Corporation | Handheld ID-reading system with integrated illumination assembly |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58168076A (ja) * | 1982-03-30 | 1983-10-04 | Fujitsu Ltd | 位相型ホログラムの作成方法 |
CA1268969A (en) * | 1986-01-15 | 1990-05-15 | Sanford Cobb, Jr. | Totally internally reflecting light conduit |
US4787688A (en) * | 1987-09-28 | 1988-11-29 | Eastman Kodak Company | Hologon and method of manufacturing a hologon |
EP0479490A3 (en) | 1990-10-02 | 1992-08-12 | Physical Optics Corporation | Volume holographic diffuser |
US5756981A (en) * | 1992-02-27 | 1998-05-26 | Symbol Technologies, Inc. | Optical scanner for reading and decoding one- and-two-dimensional symbologies at variable depths of field including memory efficient high speed image processing means and high accuracy image analysis means |
US5586212A (en) * | 1994-07-06 | 1996-12-17 | Hewlett-Packard | Optical wave guide for hand-held scanner |
US5770847A (en) | 1994-12-23 | 1998-06-23 | Spectra-Physics Scanning Systems, Inc. | Bar code reader with multi-focus lens |
US5838403A (en) * | 1996-02-14 | 1998-11-17 | Physical Optics Corporation | Liquid crystal display system with internally reflecting waveguide for backlighting and non-Lambertian diffusing |
US5956080A (en) * | 1996-04-25 | 1999-09-21 | Sanyo Electric Co., Ltd. | Printing face inspecting apparatus |
JPH10190956A (ja) * | 1996-12-24 | 1998-07-21 | Rohm Co Ltd | 線状光源装置、これに用いる導光部材、およびこの導光部材を用いた線状光源を備える画像読み取り装置 |
GB9724781D0 (en) * | 1997-11-24 | 1998-01-21 | Ncr Int Inc | Visual displays |
JPH11242120A (ja) * | 1998-02-25 | 1999-09-07 | Sharp Corp | 要素ホログラムパネル及び該要素ホログラムパネルを用いた再生像生成装置 |
JP2000261865A (ja) * | 1999-03-04 | 2000-09-22 | Koito Ind Ltd | 洗浄装置の遠隔操作装置 |
JP2001033851A (ja) * | 1999-07-21 | 2001-02-09 | Olympus Optical Co Ltd | ストロボ装置 |
-
2001
- 2001-02-27 AU AU2001238715A patent/AU2001238715A1/en not_active Abandoned
- 2001-02-27 JP JP2001564088A patent/JP2003525472A/ja active Pending
- 2001-02-27 KR KR1020027011464A patent/KR100933386B1/ko not_active IP Right Cessation
- 2001-02-27 TW TW090104563A patent/TW501359B/zh not_active IP Right Cessation
- 2001-02-27 EP EP01911199A patent/EP1266342A4/en not_active Withdrawn
- 2001-02-27 CA CA2708355A patent/CA2708355C/en not_active Expired - Fee Related
- 2001-02-27 CA CA2406616A patent/CA2406616C/en not_active Expired - Fee Related
- 2001-02-27 CN CNB01808527XA patent/CN1327383C/zh not_active Expired - Fee Related
- 2001-02-27 WO PCT/US2001/006399 patent/WO2001065469A1/en not_active Application Discontinuation
Cited By (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8770483B2 (en) | 2003-10-24 | 2014-07-08 | Cognex Technology And Investment Corporation | Light pipe illumination system and method |
US9070031B2 (en) | 2003-10-24 | 2015-06-30 | Cognex Technology And Investment Llc | Integrated illumination assembly for symbology reader |
US9536124B1 (en) | 2003-10-24 | 2017-01-03 | Cognex Corporation | Integrated illumination assembly for symbology reader |
US8342405B2 (en) | 2003-10-24 | 2013-01-01 | Cognex Technology And Investment Corporation | Light pipe illumination system and method |
US8061613B2 (en) | 2003-10-24 | 2011-11-22 | Cognex Technology And Investment Corporation | Method and apparatus for providing omnidirectional lighting in a scanning device |
US8061614B2 (en) | 2003-10-24 | 2011-11-22 | Cognex Technology And Investment Corporation | Light pipe illumination system and method |
US9329332B2 (en) | 2003-10-24 | 2016-05-03 | Cognex Corporation | Light pipe illumination system and method |
US9298960B2 (en) | 2003-10-24 | 2016-03-29 | Cognex Corporation | Method and apparatus for providing omnidirectional lighting in a scanning device |
US7823783B2 (en) | 2003-10-24 | 2010-11-02 | Cognex Technology And Investment Corporation | Light pipe illumination system and method |
US8740078B2 (en) | 2003-10-24 | 2014-06-03 | Cognex Technology And Investment Corporation | Method and apparatus for providing omnidirectional lighting in a scanning device |
US8282000B2 (en) | 2003-10-24 | 2012-10-09 | Cognex Technology And Investment Corporation | Method and apparatus for providing omnidirectional lighting in a scanning device |
US8286878B2 (en) | 2004-12-16 | 2012-10-16 | Cognex Technology And Investment Corporation | Hand held symbology reader illumination diffuser |
US9292724B1 (en) | 2004-12-16 | 2016-03-22 | Cognex Corporation | Hand held symbology reader illumination diffuser with aimer optics |
US9361495B2 (en) | 2004-12-16 | 2016-06-07 | Cognex Technology And Investment Llc | Hand held symbology reader illumination diffuser |
US7823789B2 (en) | 2004-12-21 | 2010-11-02 | Cognex Technology And Investment Corporation | Low profile illumination for direct part mark readers |
US9495573B2 (en) | 2004-12-21 | 2016-11-15 | Cognex Technology And Investment Corporation | Low profile illumination for direct part mark readers |
US8672227B2 (en) | 2004-12-21 | 2014-03-18 | Cognex Technology And Investment Corporation | Low profile illumination for direct part mark readers |
US9405951B2 (en) | 2005-10-24 | 2016-08-02 | 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 |
CN102419814B (zh) * | 2005-10-24 | 2015-04-22 | 科格内克斯科技和投资公司 | 用于符号体系读取器的集成照明组件 |
CN102419814A (zh) * | 2005-10-24 | 2012-04-18 | 科格内克斯科技和投资公司 | 用于符号体系读取器的集成照明组件 |
CN101346729B (zh) * | 2005-10-24 | 2011-11-23 | 科格内克斯科技和投资公司 | 用于符号体系读取器的集成照明组件 |
CN102918543B (zh) * | 2010-06-02 | 2016-06-08 | 讯宝科技公司 | 为成像读取器产生均匀分布的照明图案的配置和方法 |
CN102918543A (zh) * | 2010-06-02 | 2013-02-06 | 讯宝科技公司 | 为成像读取器产生均匀分布的照明图案的配置和方法 |
CN101893759A (zh) * | 2010-07-14 | 2010-11-24 | 世大光电(深圳)有限公司 | 光学监测***及具有该光学监测***的电子装置 |
CN101893759B (zh) * | 2010-07-14 | 2012-07-11 | 世大光电(深圳)有限公司 | 光学监测***及具有该光学监测***的电子装置 |
WO2012079442A1 (zh) * | 2010-12-16 | 2012-06-21 | 山东新北洋信息技术股份有限公司 | 薄片类介质检测装置及薄片类介质处理装置 |
US8910937B2 (en) | 2010-12-16 | 2014-12-16 | Shandong New Beiyang Information Technology Co., Ltd. | Sheet medium detection device and sheet medium processing device |
CN102865999B (zh) * | 2011-07-08 | 2015-03-04 | 中国科学院微电子研究所 | Led光学特性检测方法及检测装置 |
CN102865999A (zh) * | 2011-07-08 | 2013-01-09 | 中国科学院微电子研究所 | Led光学特性检测方法及检测装置 |
CN103279729B (zh) * | 2013-05-21 | 2016-01-20 | 苏州斯普锐智能***有限公司 | 一种具有遮光零件的条码扫描器 |
CN103279729A (zh) * | 2013-05-21 | 2013-09-04 | 苏州斯普锐智能***有限公司 | 一种具有遮光零件的条码扫描器 |
CN105022979A (zh) * | 2015-07-27 | 2015-11-04 | 深圳市民德电子科技股份有限公司 | 成像***与补光***光轴呈夹角设置的图像识读设备 |
CN113312931A (zh) * | 2020-02-27 | 2021-08-27 | 斑马技术公司 | 具有针对dpm标记的漫射和直接照明的机器视觉***中的光学布置 |
CN113312931B (zh) * | 2020-02-27 | 2024-04-09 | 斑马技术公司 | 具有针对dpm标记的漫射和直接照明的机器视觉***中的光学布置 |
Also Published As
Publication number | Publication date |
---|---|
EP1266342A4 (en) | 2005-03-30 |
KR20020081382A (ko) | 2002-10-26 |
CA2708355C (en) | 2012-05-29 |
AU2001238715A1 (en) | 2001-09-12 |
CA2406616A1 (en) | 2001-09-07 |
KR100933386B1 (ko) | 2009-12-22 |
CN1327383C (zh) | 2007-07-18 |
WO2001065469A1 (en) | 2001-09-07 |
EP1266342A1 (en) | 2002-12-18 |
TW501359B (en) | 2002-09-01 |
JP2003525472A (ja) | 2003-08-26 |
CA2708355A1 (en) | 2001-09-07 |
CA2406616C (en) | 2010-09-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1426570A (zh) | 利用具有漫射体之光导管的扫描器 | |
CN1275186C (zh) | 虹膜识别*** | |
CN1977275A (zh) | 用于光电读取标记的成像读取器中瞄准光图案发生器 | |
CN1248150C (zh) | 用于成像运动物品的照明*** | |
CN109073188A (zh) | 车辆用灯具、车辆用灯具控制***以及具有这些装置的车辆 | |
US20080186726A1 (en) | LED Lighting Unit and Vehicle Lamp | |
CN1902475A (zh) | 荧光计 | |
CN108132493A (zh) | 图像读取装置 | |
CN1071890C (zh) | 距离测定装置 | |
CN101034484A (zh) | 光纤照明装置及检查装置 | |
CN1902663A (zh) | 用于票据确认装置的反射式光传感器 | |
CN1735788A (zh) | 结构化的光投影器 | |
CN1191554C (zh) | 文件检验装置 | |
US5464972A (en) | Omnidirectional bar code label scanner | |
CN1207538A (zh) | 光学扫描器和光源组件 | |
CN1556936A (zh) | 用于将目标照亮并使目标成像的光学***、光学元件和用户单元 | |
CN101059222A (zh) | 导光体及线照明装置 | |
CN1591468A (zh) | 用于光学导引的方法和设备 | |
CN1264044C (zh) | 光扫描装置 | |
CN101790698A (zh) | 光学扫描仪照明***及方法 | |
CN103335279B (zh) | 发光装置和图像传感器 | |
CN206039550U (zh) | 一种多激光发射管匹配单光敏接收管的多方向条码扫描装置 | |
CN1273658A (zh) | 截获图象用的扫描装置 | |
CN203571527U (zh) | 线性光源 | |
CN1447952A (zh) | 用于扫描纸币的带有波导的扫描器 |
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: ASAHI KASEI CORPORATION Free format text: FORMER OWNER: PHYSICAL OPTICAL CO., LTD. Effective date: 20091211 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20091211 Address after: Osaka Japan Patentee after: Asahi Kasei Kogyo K. K. Address before: American California Patentee before: Physical Optics Corp. |
|
ASS | Succession or assignment of patent right |
Owner name: LUMENITE LIMITED Free format text: FORMER OWNER: ASAHI KASEI KOGYO K.K. Effective date: 20130402 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130402 Address after: American California Patentee after: Luminit LLC Address before: Osaka Japan Patentee before: Asahi Kasei Kogyo K. K. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070718 Termination date: 20140227 |