JP2008152101A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2008152101A5 JP2008152101A5 JP2006341207A JP2006341207A JP2008152101A5 JP 2008152101 A5 JP2008152101 A5 JP 2008152101A5 JP 2006341207 A JP2006341207 A JP 2006341207A JP 2006341207 A JP2006341207 A JP 2006341207A JP 2008152101 A5 JP2008152101 A5 JP 2008152101A5
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- emitting diode
- light
- unit
- diode unit
- 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.)
- Granted
Links
- 238000009792 diffusion process Methods 0.000 claims 5
- 239000004973 liquid crystal related substance Substances 0.000 claims 2
- 239000011159 matrix material Substances 0.000 claims 2
- 230000003287 optical Effects 0.000 claims 2
- 239000000758 substrate Substances 0.000 claims 1
- 238000002834 transmittance Methods 0.000 claims 1
Claims (3)
複数の前記配線基板を前記第1の方向及び当該第1の方向に略直交する第2の方向にマトリクス状に配置するための筐体と、
前記各配線基板を覆うように設けられ、前記各発光ダイオードユニットの各発光ダイオードを露出させるための開口を有し、前記各発光ダイオードから出射された光を反射可能な反射板と、
前記反射板と対向するように設けられ、前記光の一部を前記反射板側へ反射させるとともに、前記光の他部を透過させ拡散させて出射させる拡散板と、
前記露出した各発光ダイオードユニットのうち、前記第1の方向で互いに隣接する第1及び第2の発光ダイオードユニットと、当該第1の発光ダイオードユニットに前記第2の方向で隣接する第3の発光ダイオードユニットと、前記第2の発光ダイオードユニットに前記第2の方向で隣接し、かつ、前記第3の発光ダイオードユニットに前記第1の方向で隣接する第4の発光ダイオードユニットの各発光ダイオードユニットからの各距離が略等しくなるように、前記反射板から突出するように設けられ、前記拡散板を支持して当該反射板と拡散板との対向間隔を規定する光学スタッド部材と
を具備するバックライト装置。 A plurality of light emitting diode units each formed of red, green, and blue light emitting diodes in a non-linear proximity as a unit, and arranged in a first direction at a predetermined interval;
A housing for arranging the plurality of wiring boards in a matrix in the first direction and a second direction substantially orthogonal to the first direction;
A reflective plate that is provided so as to cover each wiring substrate, has an opening for exposing each light emitting diode of each light emitting diode unit, and is capable of reflecting light emitted from each light emitting diode;
A diffusion plate that is provided so as to face the reflection plate, reflects a part of the light to the reflection plate side, transmits the other part of the light, diffuses it, and emits it;
Of the exposed light emitting diode units, the first and second light emitting diode units adjacent to each other in the first direction, and the third light emission adjacent to the first light emitting diode unit in the second direction. Each light emitting diode unit of a fourth light emitting diode unit adjacent to the diode unit and the second light emitting diode unit in the second direction and adjacent to the third light emitting diode unit in the first direction as the distances are substantially equal from the provided so as to protrude from the reflecting plate, you and a optical stud member which defines the opposing distance between the diffusion plate and supporting the reflector and the diffusing plate backlights apparatus.
前記各配線基板は、一の配線基板に前記第2の方向で隣接する他の配線基板が当該一の配線基板を前記第1及び第2の方向を含む面上で略180度反転した状態となるように設けられる
バックライト装置。 The backlight device according to claim 1,
Each of the wiring boards is in a state in which another wiring board adjacent to the one wiring board in the second direction has inverted the one wiring board by about 180 degrees on the plane including the first and second directions. Provided to be
Backlight device.
前記拡散板から出射された光の透過率を変化させることで映像を表示可能な液晶パネルと
を具備する液晶表示装置。 A plurality of light-emitting diode units each formed of red, green, and blue light-emitting diodes in a non-linear proximity as a unit and arranged in a first direction at a predetermined interval; A housing for arranging the wiring board in a matrix in the first direction and a second direction substantially orthogonal to the first direction; and each light emitting diode provided so as to cover each wiring board An opening for exposing each light emitting diode of the unit; a reflecting plate capable of reflecting light emitted from each of the light emitting diodes; and a portion facing the reflecting plate. Of the exposed light emitting diode units, the first and second diffusers that reflect to the reflector side and transmit the other part of the light to be diffused and emitted, and the exposed light emitting diode units. Two light emitting diode units, a third light emitting diode unit adjacent to the first light emitting diode unit in the second direction, and adjacent to the second light emitting diode unit in the second direction, and The fourth light emitting diode unit adjacent to the third light emitting diode unit in the first direction is provided so as to protrude from the reflecting plate so that each distance from each light emitting diode unit is substantially equal, A backlight device having an optical stud member that supports the diffusion plate and defines an opposing distance between the reflection plate and the diffusion plate;
It said to that liquid crystal display device and a liquid crystal panel capable of displaying an image by changing the transmittance of light emitted from the diffusion plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006341207A JP4940932B2 (en) | 2006-12-19 | 2006-12-19 | Backlight device and liquid crystal display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006341207A JP4940932B2 (en) | 2006-12-19 | 2006-12-19 | Backlight device and liquid crystal display device |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2008152101A JP2008152101A (en) | 2008-07-03 |
JP2008152101A5 true JP2008152101A5 (en) | 2010-02-12 |
JP4940932B2 JP4940932B2 (en) | 2012-05-30 |
Family
ID=39654312
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006341207A Expired - Fee Related JP4940932B2 (en) | 2006-12-19 | 2006-12-19 | Backlight device and liquid crystal display device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4940932B2 (en) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4586905B2 (en) | 2008-08-13 | 2010-11-24 | ソニー株式会社 | Light emitting diode drive device |
US20120063122A1 (en) * | 2009-06-15 | 2012-03-15 | Sharp Kabushiki Kaisha | Illumination device, display device, and television receiver |
RU2508566C2 (en) * | 2009-06-17 | 2014-02-27 | Шарп Кабусики Кайся | Display device and television receiver |
RU2507441C2 (en) * | 2009-07-31 | 2014-02-20 | Шарп Кабусики Кайся | Backlighting device, display device and tv receiver |
WO2011027609A1 (en) * | 2009-09-07 | 2011-03-10 | シャープ株式会社 | Lighting device, display device, and television receiver |
WO2011055565A1 (en) | 2009-11-06 | 2011-05-12 | シャープ株式会社 | Lighting device, display device, and television receiver |
CN102667315A (en) * | 2009-12-28 | 2012-09-12 | 夏普株式会社 | Lighting device, display device and television receiver |
JP5520094B2 (en) * | 2010-03-16 | 2014-06-11 | 株式会社ジャパンディスプレイ | Electro-optical device and electronic apparatus |
US20130050587A1 (en) * | 2010-05-25 | 2013-02-28 | Yuuki Namekata | Lighting device, display device and television receiver |
JP5535786B2 (en) * | 2010-06-18 | 2014-07-02 | パナソニック液晶ディスプレイ株式会社 | Backlight unit and liquid crystal display device |
JP5620181B2 (en) * | 2010-07-29 | 2014-11-05 | パナソニック株式会社 | LED lighting fixtures |
WO2012014598A1 (en) * | 2010-07-30 | 2012-02-02 | シャープ株式会社 | Lighting device, display device, and television receiving device |
KR101544608B1 (en) * | 2012-05-25 | 2015-08-17 | 삼성디스플레이 주식회사 | Display device |
JP2014150292A (en) * | 2014-05-29 | 2014-08-21 | Mitsubishi Electric Corp | Light-emitting device |
JP6661302B2 (en) * | 2015-08-24 | 2020-03-11 | シャープ株式会社 | Lighting device, display device, and television receiver |
JP6601146B2 (en) * | 2015-10-26 | 2019-11-06 | 船井電機株式会社 | Display device |
CN105785644B (en) * | 2016-03-25 | 2019-09-17 | 青岛海信电器股份有限公司 | Backlight module and liquid crystal display device |
CN113985656B (en) * | 2021-10-27 | 2023-12-26 | 合肥京东方光电科技有限公司 | Backlight source, backlight module and display device |
KR20240114590A (en) * | 2023-01-17 | 2024-07-24 | 삼성전자주식회사 | Display apparatus |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3292133B2 (en) * | 1997-04-14 | 2002-06-17 | 日亜化学工業株式会社 | LED display and display device using the same |
JP4413672B2 (en) * | 2003-03-31 | 2010-02-10 | シャープ株式会社 | Surface illumination device and liquid crystal display device using the same |
JP4622327B2 (en) * | 2004-06-14 | 2011-02-02 | ソニー株式会社 | Liquid crystal display device and backlight device |
JP2006120355A (en) * | 2004-10-19 | 2006-05-11 | Omron Corp | Backlight device and liquid crystal display device |
JP2006278077A (en) * | 2005-03-29 | 2006-10-12 | Sharp Corp | Backlight device and liquid crystal display |
DE102006033893B4 (en) * | 2005-12-16 | 2017-02-23 | Osram Opto Semiconductors Gmbh | lighting device |
-
2006
- 2006-12-19 JP JP2006341207A patent/JP4940932B2/en not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP2008152101A5 (en) | ||
JP2008147147A5 (en) | ||
US20070064444A1 (en) | Display device | |
KR20090125822A (en) | Backlight unit with vertical interior reflectors and method of forming the same | |
JP2008130841A5 (en) | ||
JP2007324048A5 (en) | ||
US20200379298A1 (en) | Lighting device and liquid crystal display apparatus | |
WO2010146904A1 (en) | Light-emitting module, illumination device, display device, and television receiver | |
WO2010146894A1 (en) | Light emitting module, illuminating device, display device, and television receiver | |
WO2011093119A1 (en) | Illuminating device, display device, and television receiver | |
TWM565322U (en) | Direct-lit backlight module and display device | |
WO2010016322A1 (en) | Illuminating device and liquid crystal display device provided with the same | |
JP2004342587A (en) | Backlight and liquid crystal display using it | |
JP2013218940A (en) | Light-emitting module, lighting device including the same, and display device | |
KR20140013940A (en) | Backlight unit and display device | |
JP2013175299A (en) | Illumination device, and display device equipped with the same | |
JP2007042511A (en) | Plane light source device and display device using the same | |
JP6644510B2 (en) | Lighting device, display device, and television receiver | |
TW200821706A (en) | Backlight module and liquid crystal display using same | |
JP2013122919A (en) | Illumination unit and display device using the same | |
JP2009158193A (en) | Backlight device and liquid crystal display device | |
JP2005327682A (en) | Backlight device and liquid crystal display device | |
KR20130019250A (en) | Backlight unit and liquid crystal display device having the same | |
JP2010097783A (en) | Planar light source and liquid crystal display device | |
JP2008098190A (en) | Surface-emitting light source |