BRPI0903906A2 - Dispositivo de iluminação, e, unidade de mostrador - Google Patents

Dispositivo de iluminação, e, unidade de mostrador

Info

Publication number
BRPI0903906A2
BRPI0903906A2 BRPI0903906-6A BRPI0903906A BRPI0903906A2 BR PI0903906 A2 BRPI0903906 A2 BR PI0903906A2 BR PI0903906 A BRPI0903906 A BR PI0903906A BR PI0903906 A2 BRPI0903906 A2 BR PI0903906A2
Authority
BR
Brazil
Prior art keywords
display unit
lighting device
lighting
display
unit
Prior art date
Application number
BRPI0903906-6A
Other languages
English (en)
Inventor
Shogo Shinkai
Shigehiro Yamakita
Hirokazu Odagiri
Yasuyuki Kudo
Original Assignee
Sony 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
Application filed by Sony Corp filed Critical Sony Corp
Publication of BRPI0903906A2 publication Critical patent/BRPI0903906A2/pt

Links

Classifications

    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0043—Inhomogeneous or irregular arrays, e.g. varying shape, size, height
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0263—Diffusing elements; Afocal elements characterised by the diffusing properties with positional variation of the diffusing properties, e.g. gradient or patterned diffuser
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133611—Direct backlight including means for improving the brightness uniformity
    • 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
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G02F1/133607—Direct backlight including a specially adapted diffusing, scattering or light controlling members the light controlling member including light directing or refracting elements, e.g. prisms or lenses
BRPI0903906-6A 2008-05-23 2009-05-20 Dispositivo de iluminação, e, unidade de mostrador BRPI0903906A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008135803A JP5071675B2 (ja) 2008-05-23 2008-05-23 照明装置および表示装置
PCT/JP2009/059247 WO2009142226A1 (ja) 2008-05-23 2009-05-20 照明装置および表示装置

Publications (1)

Publication Number Publication Date
BRPI0903906A2 true BRPI0903906A2 (pt) 2015-06-30

Family

ID=41340154

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0903906-6A BRPI0903906A2 (pt) 2008-05-23 2009-05-20 Dispositivo de iluminação, e, unidade de mostrador

Country Status (8)

Country Link
US (1) US8246188B2 (pt)
EP (1) EP2278213A4 (pt)
JP (1) JP5071675B2 (pt)
KR (1) KR20110009070A (pt)
CN (1) CN101755166B (pt)
BR (1) BRPI0903906A2 (pt)
TW (1) TW201013116A (pt)
WO (1) WO2009142226A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5295721B2 (ja) * 2008-11-04 2013-09-18 旭化成株式会社 バックライトユニット
JP5379728B2 (ja) * 2009-03-25 2013-12-25 旭化成株式会社 光線制御ユニット
JP5927536B2 (ja) * 2011-07-05 2016-06-01 パナソニックＩｐマネジメント株式会社 導光板および面光源装置
KR102094806B1 (ko) * 2013-06-19 2020-03-31 엘지디스플레이 주식회사 발광다이오드 팩키지 및 이를 포함한 액정표시장치
WO2017036900A1 (en) * 2015-09-02 2017-03-09 Lumileds Holding B.V. Led module and lighting module
JP2019139851A (ja) * 2018-02-06 2019-08-22 オムロン株式会社 導光板、面光源装置、表示装置、及び電子機器
KR102551354B1 (ko) * 2018-04-20 2023-07-04 삼성전자 주식회사 반도체 발광 소자 및 그 제조 방법
CN109270735B (zh) * 2018-10-25 2021-08-17 厦门天马微电子有限公司 一种背光模组及显示装置
WO2020236971A1 (en) * 2019-05-20 2020-11-26 Abl Ip Holding Llc Micro-structured optical sheet and panel light assembly using same
US11624495B2 (en) 2019-05-20 2023-04-11 Abl Ip Holding Llc Systems and methods for stabilizing optical sheets in luminaires
USD982224S1 (en) 2021-03-25 2023-03-28 Abl Ip Holding Llc Planar optical panel for a light fixture

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09236803A (ja) * 1996-02-28 1997-09-09 Victor Co Of Japan Ltd 液晶ディスプレイ用バックライト
US5995288A (en) 1997-04-22 1999-11-30 Dai Nippon Printing Co., Ltd. Optical sheet optical sheet lamination light source device, and light-transmissive type display apparatus
KR100897745B1 (ko) * 2002-06-26 2009-05-15 삼성전자주식회사 백 라이트 어셈블리 및 이를 갖는 직하형 액정 표시 장치
TWI364600B (en) 2004-04-12 2012-05-21 Kuraray Co An illumination device an image display device using the illumination device and a light diffusing board used by the devices
JP4499519B2 (ja) * 2004-07-12 2010-07-07 大日本印刷株式会社 拡散シート、面光源装置、透過型表示装置
US20060204720A1 (en) 2004-12-23 2006-09-14 Biernath Rolf W Uniaxially oriented birefringent article having a structured surface
KR101158893B1 (ko) * 2005-06-09 2012-06-25 삼성전자주식회사 광학 부재, 이를 갖는 백라이트 어셈블리 및 액정표시장치
TW200708853A (en) * 2005-08-30 2007-03-01 Ind Tech Res Inst Light-guide plate and the backlight module having the same
JP4631628B2 (ja) * 2005-09-13 2011-02-16 日本電気株式会社 照明装置及び表示装置
US20070110386A1 (en) 2005-11-12 2007-05-17 Tien-Hon Chiang Device having combined diffusing, collimating, and color mixing light control function
JP5170988B2 (ja) 2006-07-03 2013-03-27 株式会社ジャパンディスプレイイースト 液晶表示装置
TWI346813B (en) * 2006-10-14 2011-08-11 Au Optronics Corp Diffuser plate and backlight module using the same
JP5493312B2 (ja) * 2008-08-22 2014-05-14 ソニー株式会社 面発光装置及び画像表示装置

Also Published As

Publication number Publication date
CN101755166A (zh) 2010-06-23
KR20110009070A (ko) 2011-01-27
EP2278213A4 (en) 2011-06-22
JP2009283365A (ja) 2009-12-03
JP5071675B2 (ja) 2012-11-14
CN101755166B (zh) 2013-03-13
US8246188B2 (en) 2012-08-21
WO2009142226A1 (ja) 2009-11-26
TW201013116A (en) 2010-04-01
EP2278213A1 (en) 2011-01-26
US20100195314A1 (en) 2010-08-05
TWI370218B (pt) 2012-08-11

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Legal Events

Date Code Title Description
B08F Application fees: application dismissed [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 2343 DE 01-12-2015 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.