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BRPI0920031A2 - dispositivo de iluminacao e dispositivo do mostrador de cristal liquido - Google Patents

dispositivo de iluminacao e dispositivo do mostrador de cristal liquido

Info

Publication number
BRPI0920031A2
BRPI0920031A2 BRPI0920031A BRPI0920031A BRPI0920031A2 BR PI0920031 A2 BRPI0920031 A2 BR PI0920031A2 BR PI0920031 A BRPI0920031 A BR PI0920031A BR PI0920031 A BRPI0920031 A BR PI0920031A BR PI0920031 A2 BRPI0920031 A2 BR PI0920031A2
Authority
BR
Brazil
Prior art keywords
liquid crystal
crystal display
display device
lighting device
lighting
Prior art date
Application number
BRPI0920031A
Other languages
English (en)
Inventor
Tomiyoshi Akira
Nabesawa Hiroyuki
Original Assignee
Sharp Kk Also Trading As Sharp Corporation
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 Sharp Kk Also Trading As Sharp Corporation filed Critical Sharp Kk Also Trading As Sharp Corporation
Publication of BRPI0920031A2 publication Critical patent/BRPI0920031A2/pt

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20Control 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
    • G09G3/34Control 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
    • G09G3/3406Control of illumination source
    • G09G3/3413Details of control of colour illumination sources
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/50Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/58Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits involving end of life detection of LEDs
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/04Maintaining the quality of display appearance
    • G09G2320/043Preventing or counteracting the effects of ageing
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/06Adjustment of display parameters
    • G09G2320/0666Adjustment of display parameters for control of colour parameters, e.g. colour temperature
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00Aspects of the architecture of display systems
    • G09G2360/14Detecting light within display terminals, e.g. using a single or a plurality of photosensors
    • G09G2360/144Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light being ambient light
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00Aspects of the architecture of display systems
    • G09G2360/14Detecting light within display terminals, e.g. using a single or a plurality of photosensors
    • G09G2360/145Detecting 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)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Liquid Crystal (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal Display Device Control (AREA)
BRPI0920031A 2008-10-06 2009-06-15 dispositivo de iluminacao e dispositivo do mostrador de cristal liquido BRPI0920031A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008259195 2008-10-06
PCT/JP2009/060843 WO2010041494A1 (ja) 2008-10-06 2009-06-15 照明装置およびそれを備えた液晶表示装置

Publications (1)

Publication Number Publication Date
BRPI0920031A2 true BRPI0920031A2 (pt) 2019-09-24

Family

ID=42100451

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0920031A BRPI0920031A2 (pt) 2008-10-06 2009-06-15 dispositivo de iluminacao e dispositivo do mostrador de cristal liquido

Country Status (7)

Country Link
US (1) US20110175950A1 (pt)
EP (1) EP2334152A4 (pt)
JP (1) JP5037695B2 (pt)
CN (1) CN102138366A (pt)
BR (1) BRPI0920031A2 (pt)
RU (1) RU2011113160A (pt)
WO (1) WO2010041494A1 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3146889A4 (en) * 2014-05-14 2018-01-10 Olympus Corporation Image pickup system
JP5989284B1 (ja) * 2014-10-10 2016-09-07 オリンパス株式会社 撮像システム及び光源装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6369706B1 (en) * 1999-05-10 2002-04-09 Gateway, Inc. System and method for protecting a digital information appliance from environmental influences
US6587116B1 (en) * 1999-11-18 2003-07-01 Apple Computer, Inc. Method and system for maintaining fidelity of color correction information with displays
JP3826689B2 (ja) * 2000-07-31 2006-09-27 松下電工株式会社 明るさセンサおよび明るさセンサ付き照明装置
AU2002336372A1 (en) * 2002-08-20 2004-03-11 Yuri D. Chernov Guide unit for positioning trays in edible ink printer
JP2004093761A (ja) * 2002-08-30 2004-03-25 Toko Inc バックライト装置
JP2004234910A (ja) * 2003-01-28 2004-08-19 Matsushita Electric Works Ltd 照明制御装置
JP2004303663A (ja) * 2003-03-31 2004-10-28 Toshiba Lighting & Technology Corp 照明制御装置および照明装置
US7468722B2 (en) * 2004-02-09 2008-12-23 Microsemi Corporation Method and apparatus to control display brightness with ambient light correction
EP1734502A1 (en) * 2005-06-13 2006-12-20 Sony Ericsson Mobile Communications AB Illumination in a portable communication device
KR100739801B1 (ko) * 2006-03-14 2007-07-13 삼성전자주식회사 주변광을 백라이트로 이용하는 장치 및 그 장치에서 색을보정하는 방법
US7777166B2 (en) * 2006-04-21 2010-08-17 Cree, Inc. Solid state luminaires for general illumination including closed loop feedback control
CN101427174A (zh) * 2006-06-19 2009-05-06 夏普株式会社 显示装置用照明装置及其控制电路

Also Published As

Publication number Publication date
EP2334152A8 (en) 2011-09-14
JPWO2010041494A1 (ja) 2012-03-08
JP5037695B2 (ja) 2012-10-03
EP2334152A4 (en) 2011-10-12
EP2334152A1 (en) 2011-06-15
US20110175950A1 (en) 2011-07-21
RU2011113160A (ru) 2012-11-20
CN102138366A (zh) 2011-07-27
WO2010041494A1 (ja) 2010-04-15

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2543 DE 01-10-2019 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.