DE19712434C2 - Verfahren zum Abgleich eines Videosignals - Google Patents

Verfahren zum Abgleich eines Videosignals

Info

Publication number
DE19712434C2
DE19712434C2 DE19712434A DE19712434A DE19712434C2 DE 19712434 C2 DE19712434 C2 DE 19712434C2 DE 19712434 A DE19712434 A DE 19712434A DE 19712434 A DE19712434 A DE 19712434A DE 19712434 C2 DE19712434 C2 DE 19712434C2
Authority
DE
Germany
Prior art keywords
video signal
signal
white
lighting
unit
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.)
Expired - Lifetime
Application number
DE19712434A
Other languages
German (de)
English (en)
Other versions
DE19712434A1 (de
Inventor
Dieter Quendt
Ulrich Naegele
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Carl Zeiss SMT GmbH
Carl Zeiss AG
Original Assignee
Carl Zeiss SMT GmbH
Carl Zeiss AG
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 Carl Zeiss SMT GmbH, Carl Zeiss AG filed Critical Carl Zeiss SMT GmbH
Priority to DE19712434A priority Critical patent/DE19712434C2/de
Priority to JP06267298A priority patent/JP3948816B2/ja
Priority to US09/048,238 priority patent/US6597396B1/en
Publication of DE19712434A1 publication Critical patent/DE19712434A1/de
Application granted granted Critical
Publication of DE19712434C2 publication Critical patent/DE19712434C2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04N1/6083—Colour correction or control controlled by factors external to the apparatus
    • H04N1/6088—Colour correction or control controlled by factors external to the apparatus by viewing conditions, i.e. conditions at picture output
    • 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)
DE19712434A 1997-03-25 1997-03-25 Verfahren zum Abgleich eines Videosignals Expired - Lifetime DE19712434C2 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19712434A DE19712434C2 (de) 1997-03-25 1997-03-25 Verfahren zum Abgleich eines Videosignals
JP06267298A JP3948816B2 (ja) 1997-03-25 1998-03-13 ビデオ信号を白バランス調整する方法
US09/048,238 US6597396B1 (en) 1997-03-25 1998-03-25 Process for creating a color impression of a video image, and a processing device therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712434A DE19712434C2 (de) 1997-03-25 1997-03-25 Verfahren zum Abgleich eines Videosignals

Publications (2)

Publication Number Publication Date
DE19712434A1 DE19712434A1 (de) 1998-10-22
DE19712434C2 true DE19712434C2 (de) 1999-01-28

Family

ID=7824525

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712434A Expired - Lifetime DE19712434C2 (de) 1997-03-25 1997-03-25 Verfahren zum Abgleich eines Videosignals

Country Status (3)

Country Link
US (1) US6597396B1 (https=)
JP (1) JP3948816B2 (https=)
DE (1) DE19712434C2 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6597396B1 (en) 1997-03-25 2003-07-22 Carl-Zeiss-Stiftung Process for creating a color impression of a video image, and a processing device therefor
DE10121984B4 (de) * 2001-04-27 2012-09-13 Color Aixperts Gmbh Verfahren und Vorrichtung zur visuell optimierten Darstellung von Farbbildern auf Bildschirmen und/oder deren Vergleich mit Originalen oder gedruckten Bildern

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005348141A (ja) * 2004-06-03 2005-12-15 Matsushita Electric Ind Co Ltd カメラ装置
US20060268119A1 (en) * 2005-05-27 2006-11-30 Akiyoshi Sugawara Television camera, television camera system and image pickup control method
EP2169965B1 (de) * 2008-09-30 2011-09-21 TRUMPF Medizin Systeme GmbH + Co. KG System mit einer Operationsleuchte, einer Kamera und einem Monitor
KR101475684B1 (ko) * 2008-10-17 2014-12-23 삼성전자주식회사 디지털 영상 처리기에서 얼굴 영상 개선 장치 및 방법
US10397013B1 (en) 2012-04-11 2019-08-27 Google Llc User interfaces, systems and methods for configuring smart devices for interoperability with a smart hub device
US9198204B2 (en) 2012-04-11 2015-11-24 Google Inc. Apparatus and method for seamless commissioning of wireless devices
US10075334B1 (en) 2012-04-11 2018-09-11 Google Llc Systems and methods for commissioning a smart hub device
US10142122B1 (en) 2012-04-11 2018-11-27 Google Llc User interfaces, systems and methods for configuring smart devices for interoperability with a smart hub device
US9922580B2 (en) 2013-04-30 2018-03-20 Google Llc Apparatus and method for the virtual demonstration of a smart phone controlled smart home using a website
US10088818B1 (en) 2013-12-23 2018-10-02 Google Llc Systems and methods for programming and controlling devices with sensor data and learning
US9544636B2 (en) 2014-07-07 2017-01-10 Google Inc. Method and system for editing event categories
US10601604B2 (en) * 2014-11-12 2020-03-24 Google Llc Data processing systems and methods for smart hub devices

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4037249A (en) * 1974-12-18 1977-07-19 Crosfield Electronics Limited Reproduction of colored images
JPH08152566A (ja) * 1994-11-29 1996-06-11 Toshiba Corp 内視鏡装置及び内視鏡装置の色調整方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5202756A (en) * 1988-11-09 1993-04-13 Canon Kabushiki Kaisha Color signal processing apparatus using plural luminance signals
US5270802A (en) * 1989-04-14 1993-12-14 Hitachi, Ltd. White balance adjusting device for video camera
US5148288A (en) * 1990-08-29 1992-09-15 Savitar, Inc. Standardized color calibration of electronic imagery
DE19712434C2 (de) 1997-03-25 1999-01-28 Zeiss Carl Fa Verfahren zum Abgleich eines Videosignals

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4037249A (en) * 1974-12-18 1977-07-19 Crosfield Electronics Limited Reproduction of colored images
JPH08152566A (ja) * 1994-11-29 1996-06-11 Toshiba Corp 内視鏡装置及び内視鏡装置の色調整方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
ENGELHARDT, Wolfgang: Planeten, Monde, Ringsysteme: Kamerasonden erforschen unser Sonnensystem, Basel, Birkenhäuser-Verlag, 1984, S. 151-159 u. Farbbild nach S. 176 *
LANG, Heinwig, Farbwiedergabe in den Medien, Göttingen, Muster-Schmidt Verlag, 1995, S. 217-218u. 241-243 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6597396B1 (en) 1997-03-25 2003-07-22 Carl-Zeiss-Stiftung Process for creating a color impression of a video image, and a processing device therefor
DE10121984B4 (de) * 2001-04-27 2012-09-13 Color Aixperts Gmbh Verfahren und Vorrichtung zur visuell optimierten Darstellung von Farbbildern auf Bildschirmen und/oder deren Vergleich mit Originalen oder gedruckten Bildern

Also Published As

Publication number Publication date
US6597396B1 (en) 2003-07-22
JP3948816B2 (ja) 2007-07-25
JPH10276446A (ja) 1998-10-13
DE19712434A1 (de) 1998-10-22

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
R071 Expiry of right