CN100394273C - 面光源装置及其制造方法和制造设备 - Google Patents
面光源装置及其制造方法和制造设备 Download PDFInfo
- Publication number
- CN100394273C CN100394273C CNB031309925A CN03130992A CN100394273C CN 100394273 C CN100394273 C CN 100394273C CN B031309925 A CNB031309925 A CN B031309925A CN 03130992 A CN03130992 A CN 03130992A CN 100394273 C CN100394273 C CN 100394273C
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- Prior art keywords
- light source
- optical plate
- groove
- pattern
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Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0065—Manufacturing aspects; Material aspects
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
- G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Planar Illumination Modules (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
Description
Claims (17)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR200226023 | 2002-05-11 | ||
KR10-2002-0026023A KR100465014B1 (ko) | 2002-05-11 | 2002-05-11 | 도광판용 패턴형성장치 |
KR200228919 | 2002-05-24 | ||
KR10-2002-0028919A KR100460790B1 (ko) | 2002-05-24 | 2002-05-24 | 단속적인 패턴이 형성된 도광판을 가지는 면광원장치 |
KR10-2003-0003466A KR100513956B1 (ko) | 2003-01-18 | 2003-01-18 | 면광원 장치와, 이를 제조하는 방법 |
KR20033466 | 2003-01-18 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006100870217A Division CN100523598C (zh) | 2002-05-11 | 2003-05-08 | 面光源装置及其制造方法和制造设备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1456926A CN1456926A (zh) | 2003-11-19 |
CN100394273C true CN100394273C (zh) | 2008-06-11 |
Family
ID=29407541
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031309925A Expired - Fee Related CN100394273C (zh) | 2002-05-11 | 2003-05-08 | 面光源装置及其制造方法和制造设备 |
Country Status (2)
Country | Link |
---|---|
US (2) | US6843587B2 (zh) |
CN (1) | CN100394273C (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101714741B (zh) * | 2009-11-25 | 2011-03-16 | 山东大学 | 一种侧向发光的激光柱光源 |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI254172B (en) * | 2002-12-27 | 2006-05-01 | Hon Hai Prec Ind Co Ltd | Surface light module and liquid crystal display using the same |
US7478942B2 (en) * | 2003-01-23 | 2009-01-20 | Samsung Electronics Co., Ltd. | Light guide plate with light reflection pattern |
TWM276217U (en) * | 2005-04-22 | 2005-09-21 | Innolux Display Corp | Backlight module and liquid crystal display |
KR20070035234A (ko) * | 2005-09-27 | 2007-03-30 | 삼성전자주식회사 | 표시 기판의 제조 방법 및 이를 제조하기 위한 제조 장치 |
TW200741409A (en) * | 2006-04-28 | 2007-11-01 | Coretronic Corp | Rotary object pattern manufacturing system and method thereof |
WO2008099989A1 (en) * | 2007-02-15 | 2008-08-21 | International Display Solutions Co., Ltd. | Backlight unit |
US8939614B2 (en) * | 2008-04-10 | 2015-01-27 | Hb Technology Co., Ltd. | Light guide panel and apparatus for forming pattern on light guide panel |
WO2009131261A1 (en) * | 2008-04-25 | 2009-10-29 | Ls Tech Co., Ltd. | Apprtus for forming pattern on light guide panel |
WO2010044497A1 (en) * | 2008-10-16 | 2010-04-22 | Ls Tech Co., Ltd. | Laser switching apparatus |
JP2010103068A (ja) * | 2008-10-27 | 2010-05-06 | Kuroda Denki Kk | 導光板の製造方法、導光板及び光源装置 |
KR20100092757A (ko) * | 2009-02-13 | 2010-08-23 | 삼성전자주식회사 | 백라이트 어셈블리 및 도광판의 제조 방법 |
KR20110000175A (ko) * | 2009-06-26 | 2011-01-03 | 삼성전자주식회사 | 백라이트 장치, 도광판 및 이를 적용한 디스플레이 장치 |
KR100952201B1 (ko) * | 2009-07-10 | 2010-04-09 | 주식회사 엘에스텍 | 레이저를 이용한 패턴형성장치 |
KR100935387B1 (ko) * | 2009-07-10 | 2010-01-06 | 주식회사 엘에스텍 | 레이저를 이용한 패턴형성장치 |
KR100947264B1 (ko) * | 2009-07-10 | 2010-03-11 | 주식회사 엘에스텍 | 레이저를 이용한 패턴형성장치 |
KR100952202B1 (ko) * | 2009-09-11 | 2010-04-09 | 주식회사 엘에스텍 | 도광판용 패턴형성장치 |
US9097831B2 (en) * | 2010-03-17 | 2015-08-04 | Mitsubishi Rayon Co., Ltd. | Surface light source device, light guide element used for surface light source device, and method for producing light guide element |
KR100998484B1 (ko) * | 2010-07-07 | 2010-12-06 | 레이져라이팅(주) | 레이저 빔의 광경로 거리가 일정한 도광판 레이저 가공장치 |
CN102248304A (zh) * | 2011-01-13 | 2011-11-23 | 苏州德龙激光有限公司 | 用于背光源加工的co2激光高速划槽装置及其方法 |
CN102179631B (zh) * | 2011-05-18 | 2014-04-02 | 苏州德龙激光股份有限公司 | 用于加工大幅面导光板的方法 |
EP2748656B1 (de) | 2011-08-23 | 2016-04-27 | Evonik Röhm GmbH | Kontinuierliches verfahren zur herstellung von lichtleiterplatten |
RU2642126C2 (ru) * | 2012-12-18 | 2018-01-24 | Филипс Лайтинг Холдинг Б.В. | Изделие со светящейся поверхностью, обеспечиваемой светодиодом |
JP6384782B2 (ja) | 2014-07-24 | 2018-09-05 | パナソニックIpマネジメント株式会社 | 導光部材及びその製造方法 |
JP6331020B2 (ja) * | 2014-09-03 | 2018-05-30 | パナソニックIpマネジメント株式会社 | 導光板表示装置 |
US20180095330A1 (en) * | 2015-04-07 | 2018-04-05 | Corning Incorporated | Texture gradient for uniform light output from a transparent backlight |
CN108267808B (zh) * | 2018-01-18 | 2020-01-21 | 合肥泰沃达智能装备有限公司 | 一种背光模组用导光板的制作方法 |
CN108614319A (zh) * | 2018-05-09 | 2018-10-02 | 合肥泰沃达智能装备有限公司 | 一种双层玻璃导光板背光模组 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06118245A (ja) * | 1991-08-28 | 1994-04-28 | Shin Etsu Polymer Co Ltd | 導光板の製造方法 |
JPH10172321A (ja) * | 1996-12-11 | 1998-06-26 | Copal Co Ltd | 導光部材の製造方法及び該導光部材を用いた面発光装置 |
EP1174660A1 (en) * | 2000-06-29 | 2002-01-23 | Hitachi, Ltd. | Illuminator and method for manufacturing the illuminator |
JP2002075031A (ja) * | 2000-08-25 | 2002-03-15 | Nissen Chemitec Corp | 面光源用部材及びそれに用いる導光板の製造方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5317401A (en) | 1992-06-19 | 1994-05-31 | Thomson Consumer Electronics S.A. | Apparatus for providing contrast and/or brightness control of a video signal |
JPH0651129A (ja) * | 1992-07-27 | 1994-02-25 | Inoue Denki Kk | 照明装置 |
US5575549A (en) * | 1994-08-12 | 1996-11-19 | Enplas Corporation | Surface light source device |
KR100322057B1 (ko) | 1994-10-11 | 2002-05-13 | 김순택 | 면광원장치 |
KR100307444B1 (ko) | 1994-10-12 | 2001-12-01 | 김순택 | 면광원장치 |
KR100307446B1 (ko) | 1994-12-07 | 2001-12-01 | 김순택 | 면광원장치 |
JP3402138B2 (ja) * | 1996-09-27 | 2003-04-28 | 株式会社日立製作所 | 液晶表示装置 |
US6334689B1 (en) * | 1997-01-30 | 2002-01-01 | Hitachi, Ltd. | Liquid crystal display |
JP3527961B2 (ja) * | 1999-04-30 | 2004-05-17 | 株式会社日立製作所 | フロントライト型反射液晶表示装置 |
KR100394351B1 (ko) | 1999-08-10 | 2003-08-09 | 최경희 | 도광판 제조방법 및 이를 이용한 백라이트 장치 |
JP2002131552A (ja) * | 2000-10-24 | 2002-05-09 | Nitto Denko Corp | 導光板、面光源装置及び反射型液晶表示装置 |
-
2003
- 2003-04-21 US US10/419,527 patent/US6843587B2/en not_active Expired - Lifetime
- 2003-05-08 CN CNB031309925A patent/CN100394273C/zh not_active Expired - Fee Related
-
2004
- 2004-09-03 US US10/933,627 patent/US20050036320A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06118245A (ja) * | 1991-08-28 | 1994-04-28 | Shin Etsu Polymer Co Ltd | 導光板の製造方法 |
JPH10172321A (ja) * | 1996-12-11 | 1998-06-26 | Copal Co Ltd | 導光部材の製造方法及び該導光部材を用いた面発光装置 |
EP1174660A1 (en) * | 2000-06-29 | 2002-01-23 | Hitachi, Ltd. | Illuminator and method for manufacturing the illuminator |
JP2002075031A (ja) * | 2000-08-25 | 2002-03-15 | Nissen Chemitec Corp | 面光源用部材及びそれに用いる導光板の製造方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101714741B (zh) * | 2009-11-25 | 2011-03-16 | 山东大学 | 一种侧向发光的激光柱光源 |
Also Published As
Publication number | Publication date |
---|---|
US6843587B2 (en) | 2005-01-18 |
CN1456926A (zh) | 2003-11-19 |
US20030210539A1 (en) | 2003-11-13 |
US20050036320A1 (en) | 2005-02-17 |
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Legal Events
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: LS SCIENCE AND TECHNOLOGY CO., LTD.; APPLICANT Free format text: FORMER OWNER: LS SCIENCE AND TECHNOLOGY CO., LTD. Effective date: 20060602 |
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C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20060602 Address after: Gyeonggi Do, South Korea Applicant after: Ls Tech Co.,Ltd. Co-applicant after: Topaz LCD Co.,Ltd. Address before: Gyeonggi Do, South Korea Applicant before: Ls Tech Co.,Ltd. |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: HB TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: LS SCIENCE AND TECHNOLOGY CO., LTD. Effective date: 20130906 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130906 Address after: Chungnam, South Korea Patentee after: HB TECHNOLOGY Co.,Ltd. Patentee after: Topaz LCD Co.,Ltd. Address before: Gyeonggi Do, South Korea Patentee before: Ls Tech Co.,Ltd. Patentee before: Topaz LCD Co.,Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080611 |
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CF01 | Termination of patent right due to non-payment of annual fee |