ATE269979T1 - Elektronisches anzeigegerät und verfahren zu dessen beleuchtungssteuerung - Google Patents

Elektronisches anzeigegerät und verfahren zu dessen beleuchtungssteuerung

Info

Publication number
ATE269979T1
ATE269979T1 AT02102566T AT02102566T ATE269979T1 AT E269979 T1 ATE269979 T1 AT E269979T1 AT 02102566 T AT02102566 T AT 02102566T AT 02102566 T AT02102566 T AT 02102566T AT E269979 T1 ATE269979 T1 AT E269979T1
Authority
AT
Austria
Prior art keywords
lighting
controlling
display device
electronic display
light
Prior art date
Application number
AT02102566T
Other languages
English (en)
Inventor
Risto Pirhonen
Original Assignee
Nokia Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8562286&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE269979(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nokia Corp filed Critical Nokia Corp
Application granted granted Critical
Publication of ATE269979T1 publication Critical patent/ATE269979T1/de

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
    • G09G3/34—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 by control of light from an independent source
    • G09G3/36—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 by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133626—Illuminating devices providing two modes of illumination, e.g. day-night
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/58—Arrangements comprising a monitoring photodetector
    • 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
    • G09G2360/144—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light being ambient light

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Electric Clocks (AREA)
  • Road Signs Or Road Markings (AREA)
  • Forging (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)
AT02102566T 2001-11-19 2002-11-13 Elektronisches anzeigegerät und verfahren zu dessen beleuchtungssteuerung ATE269979T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20012246A FI112289B (fi) 2001-11-19 2001-11-19 Valaistuksen säätömenetelmä ja elektroninen laite

Publications (1)

Publication Number Publication Date
ATE269979T1 true ATE269979T1 (de) 2004-07-15

Family

ID=8562286

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02102566T ATE269979T1 (de) 2001-11-19 2002-11-13 Elektronisches anzeigegerät und verfahren zu dessen beleuchtungssteuerung

Country Status (5)

Country Link
US (1) US7106293B2 (de)
EP (1) EP1312974B3 (de)
AT (1) ATE269979T1 (de)
DE (1) DE60200664T3 (de)
FI (1) FI112289B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7808556B2 (en) * 2004-11-08 2010-10-05 Thomson Licensing Image processing device
EP2082163B1 (de) * 2006-10-17 2014-12-17 ChromoGenics AB Raumlichtausgleich
US9008908B2 (en) 2013-07-09 2015-04-14 Denso International America, Inc. Head-up display and method with speed sensitive light intensity
DE102014010851A1 (de) * 2013-07-29 2015-01-29 Marquardt Verwaltungs-Gmbh Bedien- und/oder Anzeigeeinheit
US9223135B2 (en) 2013-08-20 2015-12-29 Denso International America, Inc. Head-up display and method with light intensity output monitoring

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4140647C2 (de) * 1991-12-10 1996-09-12 Bosch Gmbh Robert Anzeigevorrichtung mit Lichtsensor
US5384577A (en) * 1992-05-21 1995-01-24 Motorola, Inc. Combination display backlight and light sensor
JPH06130386A (ja) * 1992-10-21 1994-05-13 Uniden Corp 液晶表示装置構造及びこれを用いた電子機器
US5818553A (en) * 1995-04-10 1998-10-06 Norand Corporation Contrast control for a backlit LCD
US5760760A (en) * 1995-07-17 1998-06-02 Dell Usa, L.P. Intelligent LCD brightness control system
JP2771499B2 (ja) * 1995-12-19 1998-07-02 静岡日本電気株式会社 表示付き個別選択呼出受信機
US6207943B1 (en) 1997-10-30 2001-03-27 Baker Electronics, Inc. Consistent brightness backlight system
JPH11282404A (ja) * 1998-03-27 1999-10-15 Dainippon Printing Co Ltd フラットパネルデイスプレイ及びノート型電子装置
JP2000081608A (ja) * 1998-06-29 2000-03-21 Sanyo Electric Co Ltd 集光機構付液晶表示装置
JP2001086215A (ja) * 1999-09-14 2001-03-30 Pioneer Electronic Corp 電話機
US6255784B1 (en) 1999-12-02 2001-07-03 Visteon Global Technologies, Inc. Photopic brightness controller for fluorescent backlights
JP2002135374A (ja) 2000-10-26 2002-05-10 Nec Corp 携帯電話装置、携帯電話装置の制御方法、及びその制御プログラムを記録した記録媒体
US6447132B1 (en) * 2001-02-20 2002-09-10 Delphi Technologies, Inc. Day/night HUD backlighting system

Also Published As

Publication number Publication date
FI20012246A0 (fi) 2001-11-19
FI112289B (fi) 2003-11-14
US20030095093A1 (en) 2003-05-22
DE60200664T2 (de) 2005-07-07
FI20012246L (fi) 2003-05-20
US7106293B2 (en) 2006-09-12
DE60200664D1 (de) 2004-07-29
DE60200664T3 (de) 2015-03-05
EP1312974B3 (de) 2015-01-14
EP1312974A1 (de) 2003-05-21
EP1312974B1 (de) 2004-06-23

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties