DE69615974D1 - Vorrichtung und Methode zur Regelung der Iris gemäss den Helligkeitsänderungen des Eingangsvideosignals - Google Patents

Vorrichtung und Methode zur Regelung der Iris gemäss den Helligkeitsänderungen des Eingangsvideosignals

Info

Publication number
DE69615974D1
DE69615974D1 DE69615974T DE69615974T DE69615974D1 DE 69615974 D1 DE69615974 D1 DE 69615974D1 DE 69615974 T DE69615974 T DE 69615974T DE 69615974 T DE69615974 T DE 69615974T DE 69615974 D1 DE69615974 D1 DE 69615974D1
Authority
DE
Germany
Prior art keywords
brightness
regulating
changes
video signal
input video
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
DE69615974T
Other languages
English (en)
Other versions
DE69615974T2 (de
Inventor
Dong-Ju Han
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of DE69615974D1 publication Critical patent/DE69615974D1/de
Application granted granted Critical
Publication of DE69615974T2 publication Critical patent/DE69615974T2/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
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/72—Combination of two or more compensation controls
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/75—Circuitry for compensating brightness variation in the scene by influencing optical camera components

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Exposure Control For Cameras (AREA)
  • Studio Devices (AREA)
  • Diaphragms For Cameras (AREA)
DE69615974T 1995-08-23 1996-08-19 Vorrichtung und Methode zur Regelung der Iris gemäss den Helligkeitsänderungen des Eingangsvideosignals Expired - Lifetime DE69615974T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR19950026202 1995-08-23
KR1019950052937A KR100191308B1 (ko) 1995-08-23 1995-12-20 휘도변화에 따른 조리개 조절방법 및 그 장치

Publications (2)

Publication Number Publication Date
DE69615974D1 true DE69615974D1 (de) 2001-11-22
DE69615974T2 DE69615974T2 (de) 2002-04-25

Family

ID=26631221

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69615974T Expired - Lifetime DE69615974T2 (de) 1995-08-23 1996-08-19 Vorrichtung und Methode zur Regelung der Iris gemäss den Helligkeitsänderungen des Eingangsvideosignals

Country Status (6)

Country Link
US (1) US5923372A (de)
EP (1) EP0762743B1 (de)
JP (1) JP2954883B2 (de)
KR (1) KR100191308B1 (de)
CN (1) CN1151658A (de)
DE (1) DE69615974T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4181753B2 (ja) * 2001-03-22 2008-11-19 キヤノン株式会社 露出決定装置およびその露出決定装置を備えた撮像装置
US6999126B2 (en) * 2001-09-17 2006-02-14 Mazzapica C Douglas Method of eliminating hot spot in digital photograph
US7220006B2 (en) 2003-08-08 2007-05-22 Allen Eddie E Method and apparatus for increasing effective contrast ratio and brightness yields for digital light valve image projectors
US20090180080A1 (en) * 2008-01-16 2009-07-16 Oakley William S Intra-Scene Dynamic Range Increase by Use of Programmed Multi-Step Filter
US8025416B2 (en) * 2008-02-18 2011-09-27 3D4K Displays, Inc. Integrated optical polarization combining prism for projection displays
US20120196271A1 (en) * 2011-01-27 2012-08-02 Pocared Diagnostics Ltd. Iris Control System for Conducting the Identification of Bacteria in Biological Samples
KR102496066B1 (ko) * 2021-04-08 2023-02-07 주식회사 더웨이브톡 수질 검사기

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0239775B2 (ja) * 1982-06-07 1990-09-07 Copal Co Ltd Shatsutaakinoojusurusaabojidoshiborisochi
JPS61182163A (ja) * 1985-02-06 1986-08-14 Fujitsu Ltd プログラム拡張方式
JPS62288818A (ja) * 1986-06-06 1987-12-15 Matsushita Electric Ind Co Ltd シヤツタ速度自動調節装置
JP2712167B2 (ja) * 1987-02-19 1998-02-10 ソニー株式会社 撮像装置のオートアイリス回路
US4780766A (en) * 1987-05-29 1988-10-25 Eastman Kodak Company Still video camera having effective imager sensitivity optimized for electronic preview
JPH03127035A (ja) * 1989-10-13 1991-05-30 Matsushita Electric Ind Co Ltd シャッター装置
KR920011063B1 (ko) * 1990-12-31 1992-12-26 삼성전자 주식회사 카메라의 자동이득 제어회로
US5293241A (en) * 1991-04-02 1994-03-08 Gold Star Co., Ltd. Method and circuit for controlling opening/closing of a camcorder iris diaphragm
US5455685A (en) * 1991-09-04 1995-10-03 Fuji Photo Film Co., Ltd. Video camera exposure control apparatus for controlling iris diaphragm and automatic gain control operating speed
JP3411931B2 (ja) * 1993-04-26 2003-06-03 富士写真フイルム株式会社 撮像装置および撮像方法
KR100396203B1 (ko) * 1993-06-17 2003-12-31 소니 가부시끼 가이샤 노광장치및방법,그노광장치를가지는비디오카메라

Also Published As

Publication number Publication date
KR100191308B1 (ko) 1999-06-15
DE69615974T2 (de) 2002-04-25
EP0762743B1 (de) 2001-10-17
EP0762743A3 (de) 1998-01-07
KR970014150A (ko) 1997-03-29
JP2954883B2 (ja) 1999-09-27
JPH09166806A (ja) 1997-06-24
US5923372A (en) 1999-07-13
CN1151658A (zh) 1997-06-11
EP0762743A2 (de) 1997-03-12

Similar Documents

Publication Publication Date Title
DE69333485D1 (de) Vorrichtung zur ausserkörperlichen blutbehandlung
EP0866710A4 (de) Mittel und verfahren zur behandlung von knochenmangelzuständen
DE69607696D1 (de) Vorrichtung und verfahren zur transkodierung von videosignalen
DE69615080D1 (de) Abgasreinigungsfilter und Vorrichtung zur Verwendung dieses Filters
DE69636970D1 (de) Methode und vorrichtung zur vollbluttrennung
DE69417778D1 (de) Vorrichtung und Methode zur Wiedergabe von Bildern
DE69323647D1 (de) Vorrichtung und Verfahren zur Bildeingabe/-ausgabe
DE69636674D1 (de) Vorrichtung zur wärmebehandlung von gewebe
DE69508045D1 (de) Vorrichtung und Methode zur Reisegeschwindigkeitssteuerung
DE69200053D1 (de) Methode und Vorrichtung zur Regelung des Auflader-Ladedrucks.
DE69305947D1 (de) Vorrichtung und Methode zur Affinitätstrennung
DE69333508D1 (de) Vorrichtung und Verfahren zur Verarbeitung von Videosignalen
DE59611451D1 (de) Verfahren und Vorrichtung zur Einsatzoptimierung von Landmaschinen
DE69418510D1 (de) Vorrichtung und Verfahren zur Kompression von Bildsignalen
DE69533114D1 (de) Verfahren und vorrichtung zur herstellung von einkristallen
DE69626324D1 (de) Prozess zur verminderung des säuregehaltes und der korrosivität von rohöl
DE69601041D1 (de) Vorrichtung zur Gewinnung von Sauerstoff
DE69623837D1 (de) Verfahren und Vorrichtung zur Einkristallzüchtung
DE69601295D1 (de) Vorrichtung zur Gewinnung von Sauerstoff
DE69413934D1 (de) Verfahren und Einrichtung zur Steuerung der Verarbeitung von digitalen Bildsignalen
DE69414913D1 (de) Verfahren und Vorrichtung zur Gewinnung von Bildern der Hornhaut
DE69612532D1 (de) Verfahren und Vorrichtung zur Herstellung von Sauerstoff mässiger Reinheit
DE69609503D1 (de) Verfahren und vorrichtung zur kompression von farbvideodaten
DE69125146D1 (de) Vorrichtung und verfahren zur verarbeitung von endoskopischen bildsignalen
DE69610919D1 (de) Methode und vorrichtung zur bestückung elektronischer bauteile

Legal Events

Date Code Title Description
8364 No opposition during term of opposition