PT1763864E - Detecção de imagens congeladas - Google Patents

Detecção de imagens congeladas Download PDF

Info

Publication number
PT1763864E
PT1763864E PT05744740T PT05744740T PT1763864E PT 1763864 E PT1763864 E PT 1763864E PT 05744740 T PT05744740 T PT 05744740T PT 05744740 T PT05744740 T PT 05744740T PT 1763864 E PT1763864 E PT 1763864E
Authority
PT
Portugal
Prior art keywords
display
picture freeze
present
electronic signature
freeze detector
Prior art date
Application number
PT05744740T
Other languages
English (en)
Inventor
Frode Grindheim
Original Assignee
Jakob Hatteland Display As
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
Priority claimed from NO20042316A external-priority patent/NO321050B1/no
Application filed by Jakob Hatteland Display As filed Critical Jakob Hatteland Display As
Publication of PT1763864E publication Critical patent/PT1763864E/pt

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/02—Improving the quality of display appearance
    • G09G2320/029—Improving the quality of display appearance by monitoring one or more pixels in the display panel, e.g. by monitoring a fixed reference pixel
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/10—Special adaptations of display systems for operation with variable images
    • G09G2320/103—Detection of image changes, e.g. determination of an index representative of the image change
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/12—Test circuits or failure detection circuits included in a display system, as permanent part thereof
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
    • G09G2360/145—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light originating from the display screen

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Glass Compositions (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Holo Graphy (AREA)
  • Burglar Alarm Systems (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
PT05744740T 2004-06-04 2005-06-02 Detecção de imagens congeladas PT1763864E (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20042316A NO321050B1 (no) 2004-06-04 2004-06-04 Detektor for bildefrysing.
US60354504P 2004-08-24 2004-08-24

Publications (1)

Publication Number Publication Date
PT1763864E true PT1763864E (pt) 2009-04-01

Family

ID=35169541

Family Applications (1)

Application Number Title Priority Date Filing Date
PT05744740T PT1763864E (pt) 2004-06-04 2005-06-02 Detecção de imagens congeladas

Country Status (11)

Country Link
US (1) US20080204563A1 (pt)
EP (1) EP1763864B1 (pt)
JP (1) JP2008501995A (pt)
AT (1) ATE418778T1 (pt)
DE (1) DE602005011969D1 (pt)
DK (1) DK1763864T3 (pt)
ES (1) ES2321211T3 (pt)
HK (1) HK1104651A1 (pt)
PL (1) PL1763864T3 (pt)
PT (1) PT1763864E (pt)
WO (1) WO2005119636A1 (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2939002B1 (fr) * 2008-11-21 2010-12-24 Thales Sa Procede d'affichage et dispositif de visualisation permettant de securiser l'ecran contre le gel d'image.
EP2879381B1 (en) * 2012-07-26 2019-09-04 Kyocera Corporation Image monitoring device, mobile body, program, and failure determination method
DE102012017169A1 (de) * 2012-08-30 2014-03-06 Karl Storz Gmbh & Co. Kg Verfahren und Vorrichtung zur Anzeige von Bilddaten
GB2568296B (en) * 2017-11-13 2022-06-01 Bae Systems Plc Integrity monitoring
TWI675590B (zh) * 2018-04-09 2019-10-21 緯創資通股份有限公司 影像播放證明系統與方法
DE102019111178A1 (de) * 2019-04-30 2020-11-05 Rheinmetall Electronics Gmbh Vorrichtung zur validierbaren Ausgabe von Bildern
US11373567B2 (en) 2020-01-24 2022-06-28 Rockwell Collins, Inc. Light modulated photodiode-based display monitor system
US11462192B2 (en) 2020-05-18 2022-10-04 Rockwell Collins, Inc. Flipped or frozen display monitor
FR3114411B1 (fr) * 2020-09-22 2023-11-24 Thales Sa Procédé de surveillance de l’application d’une transformation spatiale d’image(s) source(s), programme d’ordinateur et dispositif électronique associés
EP4002338A1 (en) * 2020-11-19 2022-05-25 Ficosa Adas, S.L.U. Detecting image freezing in a video displayer

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2854359B2 (ja) * 1990-01-24 1999-02-03 富士通株式会社 画像処理システム
FR2729482A1 (fr) * 1995-01-17 1996-07-19 Alsthom Cge Alcatel Methode pour securiser l'affichage, sur un ecran, de synoptiques refletant l'etat d'un systeme
FR2792488B1 (fr) * 1999-04-16 2001-06-08 Aerospatiale Airbus Dispositif d'emission d'images video numeriques
TW480727B (en) * 2000-01-11 2002-03-21 Semiconductor Energy Laboratro Semiconductor display device
DE10004728C1 (de) * 2000-01-28 2002-06-13 Siemens Ag Verfahren und Einrichtung zum Ansteuern eines Bildschirmgerätes für ein Eisenbahnleitsystem
US7002637B2 (en) * 2001-03-16 2006-02-21 Evertz Microsystems Ltd. System and method for detecting picture freeze within a video signal
EP1315089B1 (en) * 2001-11-27 2007-05-09 ALCATEL Transport Solution Deutschland GmbH Method and supervisory system for securing the display of a mimic diagram on a matrix display unit
JP2003263132A (ja) * 2002-03-11 2003-09-19 Matsushita Electric Ind Co Ltd 表示装置
US6775394B2 (en) * 2002-03-12 2004-08-10 Matsushita Electric Industrial Co., Ltd. Digital watermarking of binary document using halftoning

Also Published As

Publication number Publication date
JP2008501995A (ja) 2008-01-24
HK1104651A1 (en) 2008-01-18
EP1763864B1 (en) 2008-12-24
DE602005011969D1 (de) 2009-02-05
US20080204563A1 (en) 2008-08-28
ES2321211T3 (es) 2009-06-03
DK1763864T3 (da) 2009-04-27
EP1763864A1 (en) 2007-03-21
PL1763864T3 (pl) 2009-07-31
WO2005119636A1 (en) 2005-12-15
ATE418778T1 (de) 2009-01-15

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