TW200632771A - Automatic white balance method applicable for color digital image - Google Patents

Automatic white balance method applicable for color digital image

Info

Publication number
TW200632771A
TW200632771A TW094107331A TW94107331A TW200632771A TW 200632771 A TW200632771 A TW 200632771A TW 094107331 A TW094107331 A TW 094107331A TW 94107331 A TW94107331 A TW 94107331A TW 200632771 A TW200632771 A TW 200632771A
Authority
TW
Taiwan
Prior art keywords
digital image
white balance
method applicable
balance method
reference white
Prior art date
Application number
TW094107331A
Other languages
English (en)
Chinese (zh)
Other versions
TWI293742B (enExample
Inventor
Ching-Chih Weng
Homer H Chen
Original Assignee
Avisonic Technology Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Avisonic Technology Corp filed Critical Avisonic Technology Corp
Priority to TW094107331A priority Critical patent/TW200632771A/zh
Priority to US11/293,298 priority patent/US20060203311A1/en
Publication of TW200632771A publication Critical patent/TW200632771A/zh
Application granted granted Critical
Publication of TWI293742B publication Critical patent/TWI293742B/zh

Links

Classifications

    • 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
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control
    • H04N1/6027—Correction or control of colour gradation or colour contrast
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
    • H04N23/88—Camera processing pipelines; Components thereof for processing colour signals for colour balance, e.g. white-balance circuits or colour temperature control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Television Image Signal Generators (AREA)
TW094107331A 2005-03-10 2005-03-10 Automatic white balance method applicable for color digital image TW200632771A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW094107331A TW200632771A (en) 2005-03-10 2005-03-10 Automatic white balance method applicable for color digital image
US11/293,298 US20060203311A1 (en) 2005-03-10 2005-12-05 Automatic white balance method adaptive to digital color images

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW094107331A TW200632771A (en) 2005-03-10 2005-03-10 Automatic white balance method applicable for color digital image

Publications (2)

Publication Number Publication Date
TW200632771A true TW200632771A (en) 2006-09-16
TWI293742B TWI293742B (enExample) 2008-02-21

Family

ID=36970537

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094107331A TW200632771A (en) 2005-03-10 2005-03-10 Automatic white balance method applicable for color digital image

Country Status (2)

Country Link
US (1) US20060203311A1 (enExample)
TW (1) TW200632771A (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PT1734251E (pt) * 2005-06-17 2007-03-30 Magneti Marelli Powertrain Spa Injector de combustível
US8325227B2 (en) * 2008-07-15 2012-12-04 Aptina Imaging Corporation Method and apparatus for low cost motion detection
KR101030393B1 (ko) * 2009-02-20 2011-04-20 인하대학교 산학협력단 디지털 영상의 화이트 밸런스 조정 장치 및 방법
US8593692B2 (en) * 2009-08-12 2013-11-26 Xerox Corporation Systems and methods for building a color lookup table for a printer
US20110285745A1 (en) * 2011-05-03 2011-11-24 Texas Instruments Incorporated Method and apparatus for touch screen assisted white balance
TWI540904B (zh) * 2012-10-25 2016-07-01 鴻海精密工業股份有限公司 白平衡調整方法
RU2017101537A (ru) * 2014-06-19 2018-07-19 Филипс Лайтинг Холдинг Б.В. Обнаружение кодированного света в широком динамическом диапазоне
US10803341B2 (en) * 2017-12-26 2020-10-13 Augentix Inc. Method and computer system of white point detection
US10630954B2 (en) * 2017-12-28 2020-04-21 Intel Corporation Estimation of illumination chromaticity in automatic white balancing
JP6815345B2 (ja) * 2018-03-19 2021-01-20 株式会社東芝 画像信号処理装置、画像処理回路
CN108682407B (zh) * 2018-06-14 2020-04-14 业成科技（成都）有限公司 自动化色温调整方法
US10791310B2 (en) * 2018-10-02 2020-09-29 Intel Corporation Method and system of deep learning-based automatic white balancing
CN111275774A (zh) * 2019-12-31 2020-06-12 杭州迪英加科技有限公司 一种显微镜下图像的获取方法和电子设备
CN111275644B (zh) * 2020-01-20 2023-06-02 浙江大学 一种基于Retinex算法的水下图像增强方法和装置
CN111669560A (zh) * 2020-05-11 2020-09-15 安徽百诚慧通科技有限公司 一种基于fpga的实时自动白平衡校正方法、系统及存储介质
CN114390266B (zh) * 2021-12-28 2024-05-21 杭州涂鸦信息技术有限公司 一种图像白平衡处理方法、设备及计算机可读存储介质
CN116485786B (zh) * 2023-06-15 2023-09-01 贵州医科大学附属医院 一种内分泌试纸智能分析方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6434266B1 (en) * 1993-12-17 2002-08-13 Canon Kabushiki Kaisha Image processing method and apparatus for converting colors in a color image
US6788812B1 (en) * 1999-06-18 2004-09-07 Eastman Kodak Company Techniques for selective enhancement of a digital image
US6288812B1 (en) * 2000-11-03 2001-09-11 Seneca Networks Bidirectional WDM optical communication network with optical bridge between bidirectional optical waveguides
US7009733B2 (en) * 2001-07-02 2006-03-07 Coral Corporation Manual correction of an image color
WO2003043306A1 (en) * 2001-11-13 2003-05-22 Seiko Epson Corporation Color conversion device, color conversion method, color change program and recording medium
US7158174B2 (en) * 2002-04-04 2007-01-02 Eastman Kodak Company Method for automatic white balance of digital images
JP3888456B2 (ja) * 2002-09-10 2007-03-07 ソニー株式会社 デジタルスチルカメラ
JP2004185598A (ja) * 2002-09-19 2004-07-02 Ricoh Co Ltd ワントゥワンビジネス支援システム、該システムの機能を実現するプログラム及び記録媒体
US7447374B1 (en) * 2003-01-06 2008-11-04 Apple Inc. Method and apparatus for an intuitive digital image processing system that enhances digital images
US7586642B2 (en) * 2003-07-25 2009-09-08 Hoya Corporation Color-space transformation-matrix calculating system and calculating method
JP2005079834A (ja) * 2003-08-29 2005-03-24 Pentax Corp 色変換マトリクス算出方法および画像信号処理装置
KR100513342B1 (ko) * 2003-12-03 2005-09-07 삼성전기주식회사 디지털 자동 화이트 밸런스 장치
EP1538825B1 (en) * 2003-12-03 2008-04-30 Seiko Epson Corporation Color reduction processing apparatus, printer control device, color reduction method, and printer control method
US20050185836A1 (en) * 2004-02-24 2005-08-25 Wei-Feng Huang Image data processing in color spaces
JP4324044B2 (ja) * 2004-07-15 2009-09-02 キヤノン株式会社 画像処理装置およびその方法
JP4324043B2 (ja) * 2004-07-15 2009-09-02 キヤノン株式会社 画像処理装置およびその方法
US8915626B2 (en) * 2005-01-19 2014-12-23 Trimble Kaiserslautern Gmbh Laser beam transmitter lighthouse
KR101092539B1 (ko) * 2005-02-18 2011-12-14 삼성전자주식회사 화이트 밸런스를 자동 조정하는 영상장치 및 그의 화이트밸런스 조정 방법

Also Published As

Publication number Publication date
TWI293742B (enExample) 2008-02-21
US20060203311A1 (en) 2006-09-14

Similar Documents

Publication Publication Date Title
TW200632771A (en) Automatic white balance method applicable for color digital image
US10992898B2 (en) Display method and display device
US8228438B2 (en) Image processing method capable of improving the display quality of image frames
CN101193316B (zh) 一种自适应白平衡校正方法
TW200509687A (en) A system and process for generating high dynamic range video
EP1918871A3 (en) Image enhancement method and system
CN101340510A (zh) 一种视频增强的方法及其装置
US8120670B2 (en) Apparatus and method for controlling gain of color signal
CN101646092A (zh) 图像处理方法和移动通信终端
JP2009159339A (ja) 撮像装置
WO2008066703A3 (en) Providing a desired resolution color image
JP4406443B2 (ja) 画像補正装置
TW200627944A (en) Method of generating transfer curves for adaptive contrast enhancement
CN101764913B (zh) 一种基于hsv空间的颜色替换方法
WO2010043996A3 (en) Contrast enhancement of images
EP1473670A3 (en) Colour edge enhancement method
CN108364271B (zh) 一种图像对比度的提高方法和装置
EP1215886A3 (en) Automatic color saturation enhancement
TW200642485A (en) Noise reduction method
US20070177038A1 (en) Image correction apparatus and method
TW200605638A (en) Signal processor and method, and program
TWI462575B (zh) 影像處理裝置及影像處理方法
TW200742936A (en) Exposure compensation method for digital image
EP1387318A3 (en) A method of compensating a digital image for the effects of flare light
US8284316B2 (en) Real-time image processing circuit capable of enhancing brightness contrast and color saturation

Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees