EP1863005A3 - Dispositif d'affichage vidéo et son procédé de fonctionnement - Google Patents

Dispositif d'affichage vidéo et son procédé de fonctionnement Download PDF

Info

Publication number
EP1863005A3
EP1863005A3 EP07108551A EP07108551A EP1863005A3 EP 1863005 A3 EP1863005 A3 EP 1863005A3 EP 07108551 A EP07108551 A EP 07108551A EP 07108551 A EP07108551 A EP 07108551A EP 1863005 A3 EP1863005 A3 EP 1863005A3
Authority
EP
European Patent Office
Prior art keywords
current
light emitting
circuit node
emitting elements
modulator
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.)
Granted
Application number
EP07108551A
Other languages
German (de)
English (en)
Other versions
EP1863005B1 (fr
EP1863005A2 (fr
Inventor
Dominique Gagnot
Philippe Le Roy
Pierrick Martin
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.)
Thomson Licensing SAS
Original Assignee
Thomson Licensing SAS
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 EP06300542A external-priority patent/EP1863001A1/fr
Application filed by Thomson Licensing SAS filed Critical Thomson Licensing SAS
Priority to EP20070108551 priority Critical patent/EP1863005B1/fr
Publication of EP1863005A2 publication Critical patent/EP1863005A2/fr
Publication of EP1863005A3 publication Critical patent/EP1863005A3/fr
Application granted granted Critical
Publication of EP1863005B1 publication Critical patent/EP1863005B1/fr
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
    • G09G3/3225—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix
    • G09G3/3233—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
    • G09G3/3275—Details of drivers for data electrodes
    • G09G3/3283—Details of drivers for data electrodes in which the data driver supplies a variable data current for setting the current through, or the voltage across, the light-emitting elements
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
    • G09G2300/0809—Several active elements per pixel in active matrix panels
    • G09G2300/0842—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor
    • 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
    • G09G2320/0233—Improving the luminance or brightness uniformity across the screen
    • 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
    • G09G2320/04—Maintaining the quality of display appearance
    • G09G2320/043—Preventing or counteracting the effects of ageing

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)
  • Control Of El Displays (AREA)
  • Electroluminescent Light Sources (AREA)
EP20070108551 2006-06-01 2007-05-21 Dispositif d'affichage vidéo et son procédé de fonctionnement Ceased EP1863005B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP20070108551 EP1863005B1 (fr) 2006-06-01 2007-05-21 Dispositif d'affichage vidéo et son procédé de fonctionnement

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP06300542A EP1863001A1 (fr) 2006-06-01 2006-06-01 Dispositif d'affichage vidéo et procédé de fonctionnement correspondant
EP20070108551 EP1863005B1 (fr) 2006-06-01 2007-05-21 Dispositif d'affichage vidéo et son procédé de fonctionnement

Publications (3)

Publication Number Publication Date
EP1863005A2 EP1863005A2 (fr) 2007-12-05
EP1863005A3 true EP1863005A3 (fr) 2009-03-11
EP1863005B1 EP1863005B1 (fr) 2010-08-04

Family

ID=38646830

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20070108551 Ceased EP1863005B1 (fr) 2006-06-01 2007-05-21 Dispositif d'affichage vidéo et son procédé de fonctionnement

Country Status (1)

Country Link
EP (1) EP1863005B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103547019A (zh) * 2012-07-13 2014-01-29 海尔集团公司 一种控制照明灯渐亮的装置及包含所述装置的冰箱

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6452576B1 (en) * 1999-01-21 2002-09-17 Koninklijke Philips Electronics N.V. Organic electroluminescent display device
US20040100430A1 (en) * 2002-11-22 2004-05-27 Norbert Fruehauf Active matrix drive circuit
US20040164949A1 (en) * 2000-10-27 2004-08-26 Semiconductor Energy Laboratory Co., Ltd. Display device and method of driving the same
WO2005071649A1 (fr) * 2003-12-23 2005-08-04 Thomson Licensing Dispositif d'affichage d'images a matrice active
WO2005073948A1 (fr) * 2003-12-31 2005-08-11 Thomson Licensing Ecran d'affichage d'images et procede d'adressage de cet ecran.
EP1622120A1 (fr) * 2004-07-29 2006-02-01 Thomson Licensing Dispositif d'affichage à matrice active et procédé de commande d'un tel dispositif

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6452576B1 (en) * 1999-01-21 2002-09-17 Koninklijke Philips Electronics N.V. Organic electroluminescent display device
US20040164949A1 (en) * 2000-10-27 2004-08-26 Semiconductor Energy Laboratory Co., Ltd. Display device and method of driving the same
US20040100430A1 (en) * 2002-11-22 2004-05-27 Norbert Fruehauf Active matrix drive circuit
WO2005071649A1 (fr) * 2003-12-23 2005-08-04 Thomson Licensing Dispositif d'affichage d'images a matrice active
WO2005073948A1 (fr) * 2003-12-31 2005-08-11 Thomson Licensing Ecran d'affichage d'images et procede d'adressage de cet ecran.
EP1622120A1 (fr) * 2004-07-29 2006-02-01 Thomson Licensing Dispositif d'affichage à matrice active et procédé de commande d'un tel dispositif

Also Published As

Publication number Publication date
EP1863005B1 (fr) 2010-08-04
EP1863005A2 (fr) 2007-12-05

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