CN1142679C - 彩色图像扫描器及其操作方法 - Google Patents
彩色图像扫描器及其操作方法 Download PDFInfo
- Publication number
- CN1142679C CN1142679C CNB961965495A CN96196549A CN1142679C CN 1142679 C CN1142679 C CN 1142679C CN B961965495 A CNB961965495 A CN B961965495A CN 96196549 A CN96196549 A CN 96196549A CN 1142679 C CN1142679 C CN 1142679C
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- China
- Prior art keywords
- color
- group
- power
- photodetector
- optical transmitter
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- 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.)
- Expired - Fee Related
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- 238000012937 correction Methods 0.000 claims abstract description 8
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- 238000003860 storage Methods 0.000 claims description 11
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- 238000009434 installation Methods 0.000 claims 1
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- 230000004044 response Effects 0.000 description 10
- 230000035945 sensitivity Effects 0.000 description 10
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Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
- G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/027—Control of working procedures of a spectrometer; Failure detection; Bandwidth calculation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
- G01J3/50—Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
- G01J3/501—Colorimeters using spectrally-selective light sources, e.g. LEDs
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/46—Measurement of colour; Colour measuring devices, e.g. colorimeters
- G01J3/52—Measurement of colour; Colour measuring devices, e.g. colorimeters using colour charts
- G01J3/524—Calibration of colorimeters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/40—Picture signal circuits
- H04N1/40056—Circuits for driving or energising particular reading heads or original illumination means
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/40—Picture signal circuits
- H04N1/401—Compensating positionally unequal response of the pick-up or reproducing head
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/46—Colour picture communication systems
- H04N1/48—Picture signal generators
- H04N1/482—Picture signal generators using the same detector device sequentially for different colour components
- H04N1/484—Picture signal generators using the same detector device sequentially for different colour components with sequential colour illumination of the original
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Scanning Arrangements (AREA)
- Facsimile Heads (AREA)
Abstract
Description
Claims (19)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/497,459 | 1995-06-30 | ||
US08/497,459 US5729361A (en) | 1995-06-30 | 1995-06-30 | Color scanner using both variable led exposure time and photo detector output compensation |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1194076A CN1194076A (zh) | 1998-09-23 |
CN1142679C true CN1142679C (zh) | 2004-03-17 |
Family
ID=23976970
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB961965495A Expired - Fee Related CN1142679C (zh) | 1995-06-30 | 1996-06-21 | 彩色图像扫描器及其操作方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5729361A (zh) |
EP (1) | EP0835582A1 (zh) |
CN (1) | CN1142679C (zh) |
AU (1) | AU6390796A (zh) |
TW (1) | TW319938B (zh) |
WO (1) | WO1997002698A1 (zh) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5191406A (en) * | 1990-04-20 | 1993-03-02 | Nikon Corporation | Method and apparatus for rapid scanning of color images |
US6222649B1 (en) * | 1996-05-23 | 2001-04-24 | Silitek Corporation | Compression by chrominance subsampling in color image acquisition |
US6201559B1 (en) * | 1996-12-19 | 2001-03-13 | Minolta Co., Ltd. | Method for measuring the quantity of light emergent from an optical tip array and image forming apparatus provided with an optical tip array |
US6025589A (en) * | 1997-01-06 | 2000-02-15 | Texas Instruments Incorporated | Apparatus and method for normalizing multiple color signals |
US5956158A (en) * | 1997-04-01 | 1999-09-21 | Storm Technology, Inc. | Scanner powered by peripheral bus |
US6042013A (en) * | 1997-11-17 | 2000-03-28 | Xerox Corporation | Multi-colored illuminator apparatus for a scanner device |
AT408038B (de) * | 1998-03-17 | 2001-08-27 | Keba Rondo Gesmbh | Leseeinheit für ein dokument |
US6205244B1 (en) * | 1998-06-23 | 2001-03-20 | Intel Corporation | Method for imager device color calibration utilizing light-emitting diodes or other spectral light sources |
CN1069800C (zh) * | 1998-07-03 | 2001-08-15 | 劳以迈 | 发光二极管彩色显示屏伪像素处理方法 |
US6459506B1 (en) | 1998-09-16 | 2002-10-01 | Syscan, Inc. | Lightweight dual-mode mobile scanner powered from a universal serial bus port |
US6744469B1 (en) * | 1999-12-13 | 2004-06-01 | Unisys Corporation | Illumination compensation using built-in reference |
US20030230728A1 (en) * | 2002-06-13 | 2003-12-18 | Zhengshan Dai | Multiwavelength transilluminator for absorbance and fluorescence detection using light emitting diodes |
US7444005B2 (en) * | 2003-11-04 | 2008-10-28 | Becton, Dickinson And Company | Apparatus and method for using optical mouse engine to determine speed, direction, position of scanned device and to obtain quantitative or qualitative data from same |
US20060012819A1 (en) * | 2004-07-13 | 2006-01-19 | Haas William R | Imaging device power management system and method |
US7489396B1 (en) | 2005-05-18 | 2009-02-10 | Vie Group, Llc | Spectrophotometric camera |
JP2007306078A (ja) * | 2006-05-09 | 2007-11-22 | Toshiba Corp | 画像読取装置、画像読取方法 |
CN101359153B (zh) * | 2007-08-02 | 2010-12-08 | 鸿富锦精密工业(深圳)有限公司 | 曝光驱动电路 |
US9172836B2 (en) * | 2007-08-28 | 2015-10-27 | Hewlett-Packard Development Company, Lp. | Optical scanner illumination system and method |
TWI395976B (zh) * | 2008-06-13 | 2013-05-11 | Teco Image Sys Co Ltd | 掃描模組之光源投射裝置及其光源排列方法 |
JP5244881B2 (ja) * | 2010-09-29 | 2013-07-24 | 京セラドキュメントソリューションズ株式会社 | 画像読取装置及び画像形成装置 |
US8555065B2 (en) * | 2011-08-24 | 2013-10-08 | Jeffrey Thomas CESNIK | Method and apparatus for transmitting, receiving and decoding data using encoded patterns of changing colors |
TWI487888B (zh) * | 2013-09-30 | 2015-06-11 | Ind Tech Res Inst | 掃描式光柵光譜儀 |
CN103997590B (zh) | 2014-06-13 | 2018-04-20 | 广州广电运通金融电子股份有限公司 | 一种图像校准方法及装置 |
US9866718B1 (en) * | 2016-09-06 | 2018-01-09 | Kabushiki Kaisha Toshiba | Light source unit, image processing apparatus, image processing system and image processing method |
TWI630420B (zh) * | 2016-10-14 | 2018-07-21 | 國立中央大學 | 具光衰減裝置的光電元件之校正系統及其校正方法 |
US10401225B2 (en) | 2017-10-02 | 2019-09-03 | Lexmark International, Inc. | Method of calibrating a contact image sensor scan bar in a document scanner |
GB201811927D0 (en) * | 2018-07-20 | 2018-09-05 | Experiment X Ltd | Lateral flow test strip immunoassay in vitro diagnostic device |
TWI712788B (zh) * | 2019-11-14 | 2020-12-11 | 勝麗國際股份有限公司 | 感測器封裝結構的缺陷檢測方法 |
CN115776614B (zh) * | 2023-02-08 | 2023-05-12 | 昆明昆科测控技术有限公司 | 焦平面成像系统最佳积分时间计算系统及其工作方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4415925A (en) * | 1981-02-05 | 1983-11-15 | Canon Kabushiki Kaisha | Color original readout apparatus |
US4394089A (en) * | 1981-09-23 | 1983-07-19 | Logetronics, Inc. | Color photoprinting with a scanning memory mask |
JPS5875965A (ja) * | 1981-10-31 | 1983-05-07 | Toshiba Corp | カラ−印刷装置 |
JPS6085675A (ja) * | 1983-10-17 | 1985-05-15 | Fuji Xerox Co Ltd | カラ−複写機 |
US4660095A (en) * | 1984-05-04 | 1987-04-21 | Energy Conversion Devices, Inc. | Contact-type document scanner and method |
US4731661A (en) * | 1984-11-16 | 1988-03-15 | Sharp Kabushiki Kaisha | Color document reader with white balance adjuster for determining light emission periods for a plurality of different-colored light sources and corresponding integration times for a light sensor by reading a white reference area |
IT1183816B (it) * | 1985-05-03 | 1987-10-22 | Olivetti & Co Spa | Dispositivo di lettura digitale di documenti per apparecchiature di trasmissioni e o riproduzione di immagini con compensazione in ampiezza dei segnali di lettura |
KR920005856B1 (ko) * | 1988-04-25 | 1992-07-23 | 소니 가부시기가이샤 | 컬러화상 독해장치 |
US5268752A (en) * | 1989-06-12 | 1993-12-07 | Semiconductor Energy Laboratory Co., Ltd. | Image sensing device utilizing synchronized LEDs and light sensors |
EP0452759A3 (en) * | 1990-04-20 | 1992-10-28 | Marco Dr. Brandestini | Method and apparatus for rapid scanning of color images |
US5365084A (en) * | 1991-02-20 | 1994-11-15 | Pressco Technology, Inc. | Video inspection system employing multiple spectrum LED illumination |
US5291307A (en) * | 1991-08-07 | 1994-03-01 | Ncr Corporation | Control circuit for an image used in a document processing machine |
EP0606736A3 (en) * | 1992-12-11 | 1995-03-15 | Nippon Kogaku Kk | A multi-LED color scanning device and associated color image scanning method. |
-
1995
- 1995-06-30 US US08/497,459 patent/US5729361A/en not_active Expired - Lifetime
-
1996
- 1996-06-21 CN CNB961965495A patent/CN1142679C/zh not_active Expired - Fee Related
- 1996-06-21 EP EP96923383A patent/EP0835582A1/en not_active Ceased
- 1996-06-21 WO PCT/US1996/010706 patent/WO1997002698A1/en not_active Application Discontinuation
- 1996-06-21 AU AU63907/96A patent/AU6390796A/en not_active Abandoned
- 1996-08-26 TW TW085110368A patent/TW319938B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO1997002698A1 (en) | 1997-01-23 |
CN1194076A (zh) | 1998-09-23 |
EP0835582A1 (en) | 1998-04-15 |
US5729361A (en) | 1998-03-17 |
EP0835582A4 (zh) | 1998-05-20 |
AU6390796A (en) | 1997-02-05 |
TW319938B (zh) | 1997-11-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: XULI CO., LTD. Free format text: FORMER OWNER: STOM TECHNOLOGY CORP. Effective date: 20011114 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20011114 Address after: Taipei city of Taiwan Province Applicant after: Xuli Co., Ltd. Address before: California, USA 94043 Applicant before: Stom Technology Corp. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Xuli Electronics (Guangzhou) Co., Ltd. Assignor: Lite-On Technology Corporation Contract fulfillment period: 2007.1.23 to 2021.12.5 contract change Contract record no.: 2009990000665 Denomination of invention: Color scanner using both varible led exposure time and photodetector output compensation Granted publication date: 20040317 License type: Exclusive license Record date: 2009.6.17 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2007.1.23 TO 2021.12.5; CHANGE OF CONTRACT Name of requester: XULI ELECTRONIC (GUANGZHOU) CO., LTD. Effective date: 20090617 |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040317 Termination date: 20150621 |
|
EXPY | Termination of patent right or utility model |