BRPI0924306A2 - dispositivo de iluminação, dispositivo de exibição e receptor de televisão - Google Patents

dispositivo de iluminação, dispositivo de exibição e receptor de televisão

Info

Publication number
BRPI0924306A2
BRPI0924306A2 BRPI0924306A BRPI0924306A BRPI0924306A2 BR PI0924306 A2 BRPI0924306 A2 BR PI0924306A2 BR PI0924306 A BRPI0924306 A BR PI0924306A BR PI0924306 A BRPI0924306 A BR PI0924306A BR PI0924306 A2 BRPI0924306 A2 BR PI0924306A2
Authority
BR
Brazil
Prior art keywords
television receiver
display device
lighting device
lighting
display
Prior art date
Application number
BRPI0924306A
Other languages
English (en)
Inventor
Yoshiki Takata
Original Assignee
Sharp Kk
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 filed Critical Sharp Kk
Publication of BRPI0924306A2 publication Critical patent/BRPI0924306A2/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
    • 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
    • G09G3/3406—Control of illumination source
    • G09G3/342—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
    • H05B41/282—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices
    • H05B41/2821—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices by means of a single-switch converter or a parallel push-pull converter in the final stage
    • H05B41/2822—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices by means of a single-switch converter or a parallel push-pull converter in the final stage using specially adapted components in the load circuit, e.g. feed-back transformers, piezoelectric transformers; using specially adapted load circuit configurations
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Planar Illumination Modules (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
BRPI0924306A 2009-02-25 2009-11-17 dispositivo de iluminação, dispositivo de exibição e receptor de televisão BRPI0924306A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009042484 2009-02-25
PCT/JP2009/069468 WO2010097995A1 (ja) 2009-02-25 2009-11-17 照明装置、表示装置、テレビ受信装置

Publications (1)

Publication Number Publication Date
BRPI0924306A2 true BRPI0924306A2 (pt) 2016-01-26

Family

ID=42665216

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0924306A BRPI0924306A2 (pt) 2009-02-25 2009-11-17 dispositivo de iluminação, dispositivo de exibição e receptor de televisão

Country Status (7)

Country Link
US (1) US20110291562A1 (pt)
EP (1) EP2403321A4 (pt)
JP (1) JPWO2010097995A1 (pt)
CN (1) CN102326453A (pt)
BR (1) BRPI0924306A2 (pt)
RU (1) RU2011135278A (pt)
WO (1) WO2010097995A1 (pt)

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4818918A (en) * 1987-04-22 1989-04-04 Murphy Pierce M High frequency lighting system for gas discharge lamps
CA2107987A1 (en) * 1992-10-08 1994-04-09 David R. Pacholok Reduced tension modular neon sign system
US5811939A (en) * 1996-12-24 1998-09-22 Herniak; Edward Bi-level control system for lighting and other applications
US6229269B1 (en) * 1999-05-21 2001-05-08 Osram Sylvania Inc. System for and method of operating a discharge lamp
US6326738B1 (en) * 2000-08-21 2001-12-04 Innova Electronics, Inc. Two wire light for electronic displays
NZ526028A (en) * 2003-05-21 2006-02-24 Pure Depth Ltd Backlighting system for display screen utilised to control the distribution of power to at least one light source
JP4237097B2 (ja) * 2004-05-10 2009-03-11 パナソニック株式会社 冷陰極管点灯装置
KR101044472B1 (ko) 2004-06-30 2011-06-29 엘지디스플레이 주식회사 다램프 구동을 위한 백라이트 유닛 및 이를 채용한액정표시장치
US20090103316A1 (en) * 2005-06-16 2009-04-23 Sharp Kabushiki Kaisha Chassis for a light source unit, a light source unit including the chassis, and a display device including the chassis
JP2007250527A (ja) * 2006-02-15 2007-09-27 Tsujiko Co Ltd 外部電極を有する照明装置
JP2007311228A (ja) * 2006-05-19 2007-11-29 Hosiden Corp コンタクト及びこれを用いた接続装置
CN101916698A (zh) * 2007-02-15 2010-12-15 夏普株式会社 显示装置用照明装置、显示装置和电视接收装置
US7560871B2 (en) * 2007-04-12 2009-07-14 Osram Sylvania, Inc. Ballast with socket-to-fixture voltage limiting
JP2008305650A (ja) * 2007-06-07 2008-12-18 Sanken Electric Co Ltd 冷陰極蛍光放電管点灯装置
WO2008152824A1 (ja) * 2007-06-11 2008-12-18 Sharp Kabushiki Kaisha バックライト装置、表示装置およびテレビジョン受像機

Also Published As

Publication number Publication date
RU2011135278A (ru) 2013-04-10
US20110291562A1 (en) 2011-12-01
WO2010097995A1 (ja) 2010-09-02
JPWO2010097995A1 (ja) 2012-08-30
EP2403321A1 (en) 2012-01-04
CN102326453A (zh) 2012-01-18
EP2403321A4 (en) 2013-01-02

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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]

Free format text: REFERENTE AS 5A E 6A ANUIDADES.

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 2362 DE 12-04-2016 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.