EP1437706A3 - Procédé pour optimiser la luminosité dans un dispositif d' affichage et dispositif pour la mise en oeuvre de ce procédé - Google Patents

Procédé pour optimiser la luminosité dans un dispositif d' affichage et dispositif pour la mise en oeuvre de ce procédé Download PDF

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Publication number
EP1437706A3
EP1437706A3 EP04290015A EP04290015A EP1437706A3 EP 1437706 A3 EP1437706 A3 EP 1437706A3 EP 04290015 A EP04290015 A EP 04290015A EP 04290015 A EP04290015 A EP 04290015A EP 1437706 A3 EP1437706 A3 EP 1437706A3
Authority
EP
European Patent Office
Prior art keywords
sustain pulses
threshold value
current
display device
picture
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.)
Withdrawn
Application number
EP04290015A
Other languages
German (de)
English (en)
Other versions
EP1437706A2 (fr
Inventor
Sebastien Weitbruch
Cedric Thebault
Carlos Correa
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
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 EP20030290062 external-priority patent/EP1437705A1/fr
Application filed by Thomson Licensing SAS filed Critical Thomson Licensing SAS
Priority to EP04290015A priority Critical patent/EP1437706A3/fr
Publication of EP1437706A2 publication Critical patent/EP1437706A2/fr
Publication of EP1437706A3 publication Critical patent/EP1437706A3/fr
Withdrawn legal-status Critical Current

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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
    • G09G3/28—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 luminous gas-discharge panels, e.g. plasma panels
    • G09G3/288—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 luminous gas-discharge panels, e.g. plasma panels using AC panels
    • G09G3/291—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 luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes
    • G09G3/294—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 luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes for lighting or sustain discharge
    • G09G3/2944—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 luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes for lighting or sustain discharge by varying the frequency of sustain pulses or the number of sustain pulses proportionally in each subfield of the whole frame
    • 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
    • G09G3/28—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 luminous gas-discharge panels, e.g. plasma panels
    • G09G3/288—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 luminous gas-discharge panels, e.g. plasma panels using AC panels
    • G09G3/291—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 luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes
    • G09G3/294—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 luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes for lighting or sustain discharge
    • G09G3/2946—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 luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes for lighting or sustain discharge by introducing variations of the frequency of sustain pulses within a frame or non-proportional variations of the number of sustain pulses in each subfield
    • 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
    • G09G2330/02—Details of power systems and of start or stop of display operation
    • G09G2330/021—Power management, e.g. power saving
    • 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
    • G09G2330/06—Handling electromagnetic interferences [EMI], covering emitted as well as received electromagnetic radiation
    • 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
    • G09G2360/16—Calculation or use of calculated indices related to luminance levels in display data
EP04290015A 2003-01-10 2004-01-06 Procédé pour optimiser la luminosité dans un dispositif d' affichage et dispositif pour la mise en oeuvre de ce procédé Withdrawn EP1437706A3 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP04290015A EP1437706A3 (fr) 2003-01-10 2004-01-06 Procédé pour optimiser la luminosité dans un dispositif d' affichage et dispositif pour la mise en oeuvre de ce procédé

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP20030290062 EP1437705A1 (fr) 2003-01-10 2003-01-10 Procédé pour optimiser la luminosité dans un dispositif d' affichage et dispositif pour la mise en oeuvre de ce procédé
EP03290062 2003-01-10
EP04290015A EP1437706A3 (fr) 2003-01-10 2004-01-06 Procédé pour optimiser la luminosité dans un dispositif d' affichage et dispositif pour la mise en oeuvre de ce procédé

Publications (2)

Publication Number Publication Date
EP1437706A2 EP1437706A2 (fr) 2004-07-14
EP1437706A3 true EP1437706A3 (fr) 2007-10-10

Family

ID=32510153

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04290015A Withdrawn EP1437706A3 (fr) 2003-01-10 2004-01-06 Procédé pour optimiser la luminosité dans un dispositif d' affichage et dispositif pour la mise en oeuvre de ce procédé

Country Status (1)

Country Link
EP (1) EP1437706A3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102522061B (zh) * 2011-12-29 2014-01-22 四川虹欧显示器件有限公司 显示器的图像处理方法和装置

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100520833B1 (ko) * 2003-10-21 2005-10-12 엘지전자 주식회사 평균화상레벨을 이용한 잔상 감소방법 및 장치
EP1798713B1 (fr) * 2005-11-10 2009-03-11 Thomson Licensing Procédé et dispositif pour le contrôle du niveau de puissance dans un dispositif d'affichage
EP1785973A1 (fr) * 2005-11-10 2007-05-16 Deutsche Thomson-Brandt Gmbh Procédé et appareil pour le contrôle du niveau de puissance dans un dispositif d'affichage
KR20090054709A (ko) * 2007-11-27 2009-06-01 삼성에스디아이 주식회사 발광　장치，그 구동방법 및 표시 장치

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5329288A (en) * 1991-09-28 1994-07-12 Samsung Electron Devices Co., Ltd. Flat-panel display device
EP0674303A2 (fr) * 1990-11-28 1995-09-27 Fujitsu Limited Circuit pour commander avec des gradations un dispositif d'affichage à panneau plat
US5745085A (en) * 1993-12-06 1998-04-28 Fujitsu Limited Display panel and driving method for display panel
WO2002011111A2 (fr) * 2000-07-28 2002-02-07 Thomson Licensing S.A. Procede et appareil de commande de niveau d'intensite d'un dispositif d'affichage
US6388678B1 (en) * 1997-12-10 2002-05-14 Matsushita Electric Industrial Co., Ltd. Plasma display panel drive pulse controller
US20020140636A1 (en) * 2000-12-20 2002-10-03 Holtslag Antonius Hendricus Maria Matrix display device and method
US6496165B1 (en) * 1999-07-01 2002-12-17 Pioneer Corporation Driving apparatus for driving a plasma display panel based on power consumed during a non-light emitting period of a unit display period

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0674303A2 (fr) * 1990-11-28 1995-09-27 Fujitsu Limited Circuit pour commander avec des gradations un dispositif d'affichage à panneau plat
US5329288A (en) * 1991-09-28 1994-07-12 Samsung Electron Devices Co., Ltd. Flat-panel display device
US5745085A (en) * 1993-12-06 1998-04-28 Fujitsu Limited Display panel and driving method for display panel
US6388678B1 (en) * 1997-12-10 2002-05-14 Matsushita Electric Industrial Co., Ltd. Plasma display panel drive pulse controller
US6496165B1 (en) * 1999-07-01 2002-12-17 Pioneer Corporation Driving apparatus for driving a plasma display panel based on power consumed during a non-light emitting period of a unit display period
WO2002011111A2 (fr) * 2000-07-28 2002-02-07 Thomson Licensing S.A. Procede et appareil de commande de niveau d'intensite d'un dispositif d'affichage
US20020140636A1 (en) * 2000-12-20 2002-10-03 Holtslag Antonius Hendricus Maria Matrix display device and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102522061B (zh) * 2011-12-29 2014-01-22 四川虹欧显示器件有限公司 显示器的图像处理方法和装置

Also Published As

Publication number Publication date
EP1437706A2 (fr) 2004-07-14

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