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1. 发明专利

JP2010040194A Direct backlight apparatus 审中-公开
标题翻译：直接背光装置
公开(公告)号：JP2010040194A
公开(公告)日：2010-02-18
申请号：JP2008198341
申请日：2008-07-31
申请人： Nippon Zeon Co Ltd , 日本ゼオン株式会社
发明人： TSUKADA KEISUKE , MURAKAMI TOSHIHIDE
IPC分类号： F21S2/00 , F21V3/00 , F21Y103/00 , G02B5/02 , G02F1/13357
摘要： PROBLEM TO BE SOLVED: To provide a direct backlight apparatus which has a high energy efficiency and little periodic luminance variations. SOLUTION: The direct backlight apparatus includes: a plurality of linear light sources 102; a reflecting plate 103 for reflecting the light reflected from the linear light sources 102; a light diffusing plate 101 for making incident from a light entrance surface both the direct light from the linear light sources 102 and the returning light from the light reflecting plate 103 and performing diffuse illumination from a light emitting surface; and an optical film 300 disposed on the light emitting surface of the light diffusing plate 101. In at least one of the light emitting surface and the light entrance surface of the light diffusing plate 101, an irregular structure is formed in at least a part thereof. Further, an irregular shape wherein a plurality of linear prisms are arranged in nearly parallel with each other and extended along the longitudinal direction of the linear light sources 102 is formed in the optical film 300. Moreover, in the irregular shape, the cross-sectional shape of a predetermined region, which is vertical to the longitudinal direction of the linear light sources 102, includes linear and curved shapes. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有高能量效率和少量周期性亮度变化的直接背光装置。解决方案：直接背光装置包括：多个线性光源102; 用于反射从线状光源102反射的光的反射板103; 从光入射面入射来自线状光源102的直射光和来自光反射板103的返回光并从发光面进行漫射照射的光漫射板101; 以及配置在光扩散板101的发光面上的光学膜300.在光扩散板101的发光面和光入射面的至少一方中，在至少一部分形成有不规则结构。此外，在光学膜300中形成有多个线状棱镜彼此大致平行且沿着线状光源102的长度方向延伸的不规则形状。此外，在不规则形状中，与线状光源102的纵向垂直的预定区域的形状包括线状和弯曲形状。版权所有（C）2010，JPO＆INPIT

2. 发明专利

JP2009168961A Light diffusing plate, direct backlight device, and liquid crystal display 审中-公开
标题翻译：光扩散板，直接背光装置和液晶显示器
公开(公告)号：JP2009168961A
公开(公告)日：2009-07-30
申请号：JP2008005208
申请日：2008-01-15
申请人： Nippon Zeon Co Ltd , 日本ゼオン株式会社
发明人： TSUKADA KEISUKE
IPC分类号： G02B5/02 , F21S2/00 , F21V5/00 , F21V5/04 , F21Y103/00 , G02B5/04 , G02F1/13357
CPC分类号： G02B5/0278 , G02B5/0215 , G02B5/0231 , G02B5/045 , G02F1/133604 , G02F1/133611 , G02F2001/133607
摘要： PROBLEM TO BE SOLVED: To reduce luminance unevenness in a luminescent surface, and to thin a direct blacklight device. SOLUTION: The direct blacklight device includes a reflector, a plurality of linear light sources arranged substantially in parallel with each other, and the light diffusing plate. When an average distance between centers of adjacent linear light sources is a (mm), an average distance between a center of a linear light source and a light incidence plane is b (mm), and an inner diameter of the linear light source is r (mm), in the light diffusing plate, when a region of projecting the inner diameter of the linear light source on the light incidence plane is X and a region of a width r×(b 2 +(a/2) 2 ) 1/2 /b around a position C of projecting center positions of adjacent linear light sources on the light incidence plane is Y, a prism line row XAA wherein recessed linear prisms XA are plurally arranged substantially in parallel with each other is formed within the region X of a light emission plane, a prism line row YBB wherein protruding linear prisms YB are plurally arranged substantially in parallel with each other is formed within the region Y of the light incidence plane, and in linear prisms YB composing a prism line row YBB, a maximum value of average inclination with respect to a plane perpendicular to a thickness direction of the light diffusing plate is 3-50°. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了减少发光面的亮度不均匀性，并使直接黑光装置变薄。解决方案：直接黑光装置包括反射器，彼此基本上平行布置的多个线性光源和光漫射板。当相邻线性光源的中心之间的平均距离为（mm）时，线状光源的中心与光入射面的平均距离为b（mm），线状光源的内径为r （mm），在光扩散板中，当在光入射面上投射线状光源的内径的区域为X时，宽度r×（b 2 + 在光入射平面上的相邻线性光源的投影中心位置的位置C周围的a / 2） 2 / b是Y，棱镜线列在发光面的区域X内形成有多个彼此大致平行配置的凹形线状棱镜XA的XAA，其中，在其内部大致平行配置有多个配置多个突出的线状棱镜YB的棱镜列YBB形成在光入射面的区域Y以及构成棱镜线列YBB的线性棱镜YB，最大值相对于与光漫射板的厚度方向垂直的平面的平均倾斜角为3-50°。版权所有（C）2009，JPO＆INPIT

3. 发明专利

JP2008296587A Method for manufacture of light guide plate 审中-公开
标题翻译：光导板的制造方法
公开(公告)号：JP2008296587A
公开(公告)日：2008-12-11
申请号：JP2008181348
申请日：2008-07-11
申请人： Nippon Zeon Co Ltd , 日本ゼオン株式会社
发明人： HAYASHI MASAHIKO , TSUKADA KEISUKE , OBUCHI KAZUYUKI
IPC分类号： B29C45/00 , B29C45/37 , B29L11/00 , F21V8/00 , F21Y103/00
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacture of a light guide plate having good transferability of a mold and excellent in the dimensional stability in a constant temperature/humidity circumstance.
SOLUTION: The production method for the light guide plate comprises: using an alicyclic structure-containing polymer; performing an oxygen-removing treatment to the polymer; and then injection-molding the polymer in a mold cavity at an injection rate of ≥250 cm
3 /s. The light guide plate has a minute uneven pattern on at least either the light emission surface or light reflection surface of the plate. The minute uneven pattern has a triangle prism form whose inclined surface has an arithmetic average roughness (Ra) of ≤150 nm.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有良好的模具转印性的导光板的制造方法，并且在恒温/湿度环境下尺寸稳定性优异。解决方案：导光板的制造方法包括：使用含脂环结构的聚合物; 对聚合物进行除氧处理; 然后以≥250cm3 / SP / s的注射速率在模腔中注射成型聚合物。导光板在板的发光面或光反射面的至少一方具有微小的凹凸图案。微小凹凸图案具有倾斜面的算术平均粗糙度（Ra）≤150nm的三角棱镜形状。版权所有（C）2009，JPO＆INPIT

4. 发明专利

JP2007192950A Light diffusing plate and direct type back light device 审中-公开
标题翻译：光扩散板和直接型背光装置
公开(公告)号：JP2007192950A
公开(公告)日：2007-08-02
申请号：JP2006009381
申请日：2006-01-18
申请人： Nippon Zeon Co Ltd , 日本ゼオン株式会社
发明人： TSUKADA KEISUKE , TAKAHASHI YASUNORI
IPC分类号： G02B5/02 , F21S2/00 , F21Y103/00
摘要： PROBLEM TO BE SOLVED: To provide a light diffusion plate capable of further improving the luminance in the front direction when being used for a direct type back light device, and to provide a direct type back light device provided with the light diffusing plate.
SOLUTION: In the light diffusing plate 21, at least either face in a light incidence surface 21A and a light emission surface 21B lies in a specular state in which the center line average roughness (Ra(maxl)) measured in a direction at which the obtained value reaches the maximum is 0.0001 to 0.1 μm.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：解决的问题：为了提供一种在用于直接型背光装置时能够进一步提高正面亮度的光扩散板，并且提供一种设置有光漫射板的直接型背光装置。解决方案：在光漫射板21中，光入射表面21A和发光表面21B中的至少任一个面处于镜面状态，其中中心线平均粗糙度（Ra（max1））在方向所获得的值达到最大值为0.0001〜0.1μm。版权所有（C）2007，JPO＆INPIT

5. 发明专利

JP2005288887A Method for manufacturing optical molded form 审中-公开
标题翻译：制造光学模型的方法
公开(公告)号：JP2005288887A
公开(公告)日：2005-10-20
申请号：JP2004107269
申请日：2004-03-31
申请人： Nippon Zeon Co Ltd , 日本ゼオン株式会社
发明人： OBUCHI KAZUYUKI , TSUKADA KEISUKE , MURATA NAOKI
IPC分类号： B29C45/00 , B29K45/00 , B29L11/00
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing an optical molded form of high quality which is almost free from property dispersion even when a masterbatch is used, in the method for manufacturing the optical molded form by injection molding using a thermoplastic resin having an alicyclic structure. SOLUTION: In the method for manufacturing the optical molded form by injection-molding the thermoplastic resin having an alicyclic structure, first a natural pellet and a masterbatch are calculated using a batch-type automatic batcher and then are mixed to the state of coefficient of variation of not more than 20 using a mixer. After that, the natural pellet and the masterbatch are dried using a drier and the mixture of the natural pellet and the masterbatch is supplied to an injection molding machine and thus the injection-molding of the optical molding form is achieved. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种制造高品质的光学模制形式的方法，即使使用母料也几乎不会产生特性分散，在通过使用热塑性塑料的注射成型制造光学模制形状的方法中具有脂环结构的树脂。解决方案：在通过注塑成型具有脂环结构的热塑性树脂制造光学模制形状的方法中，首先使用间歇式自动批量计算天然颗粒和母料，然后混合到使用混合器的变化系数不超过20。之后，使用干燥器干燥天然颗粒和母料，将天然颗粒和母料的混合物供应到注射成型机，从而实现光学模塑形式的注射成型。版权所有（C）2006，JPO＆NCIPI

6. 发明专利

JP2010102903A Direct backlight apparatus and liquid crystal display device 审中-公开
标题翻译：直接背光装置和液晶显示装置
公开(公告)号：JP2010102903A
公开(公告)日：2010-05-06
申请号：JP2008272466
申请日：2008-10-22
申请人： Harison Toshiba Lighting Corp , Nippon Zeon Co Ltd , ハリソン東芝ライティング株式会社 , 日本ゼオン株式会社
发明人： TAKEDA YUJI , TSUTSUI NAOKI , TAKAGI MASASANE , TSUKADA KEISUKE , SUZUKI TOSHIRO
IPC分类号： F21S2/00 , F21V3/00 , F21V3/04 , F21V29/00 , F21Y103/00 , G02F1/13357
摘要： PROBLEM TO BE SOLVED: To provide a direct backlight apparatus capable of enhancing the efficiency of energy and lowering unevenness in brightness, while allowing ease of assembly. SOLUTION: The direct backlight apparatus includes a fluorescent lamp, a reflector, and a light diffuser plate. A filament part of the fluorescent lamp includes an emitter and a preheating circuit for preheating the emitter. The fluorescent tube includes a straight portion (a) and a portion (b) which is not parallel to it. In a surface region X of light incidence surface and light outgoing surface, with the external dimension of the portion (a) being projected vertically to the light incidence surface, a light control unit (A), which is almost parallel to the straight portion, is provided for controlling light volume in normal direction. The transmissivity of the region X in normal direction is lower than that of the region X at a middle position by 1% or more. In the light outgoing surface including the region where the external dimension of the portion (b) is vertically projected to the light diffuser plate, a light control unit (B) is provided which extends almost vertically to the straight portion for controlling the volume of light outgoing along the normal direction. The light control unit (A) has a heat transfer function and the light control unit (B) has a heat diffusion function. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供能够提高能量效率并降低亮度不均匀的直接背光装置，同时容易组装。解决方案：直接背光装置包括荧光灯，反射器和光漫射板。荧光灯的灯丝部分包括发射器和用于预热发射器的预热电路。荧光灯管包括直线部分（a）和不平行的部分（b）。在光入射面和光出射面的表面区域X中，部分（a）的外部尺寸垂直于光入射面投射，几乎平行于直线部分的光控制单元（A）用于控制正常方向的光量。区域X在法线方向的透射率比中间位置的区域X的透射率低1％以上。在包括部分（b）的外部尺寸垂直投射到光漫射板的区域的光出射表面中，设置有光控制单元（B），其几乎垂直于直线部分延伸以控制光量沿正常方向出发。光控制单元（A）具有传热功能，并且光控制单元（B）具有热扩散功能。版权所有（C）2010，JPO＆INPIT

7. 发明专利

JP2010027454A Direct backlight device 审中-公开
标题翻译：直接背光灯
公开(公告)号：JP2010027454A
公开(公告)日：2010-02-04
申请号：JP2008188795
申请日：2008-07-22
申请人： Nippon Zeon Co Ltd , 日本ゼオン株式会社
发明人： INOUE HIROYASU , TAZAKI SATOSHI , TSUKADA KEISUKE
IPC分类号： F21S2/00 , F21V3/00 , F21V8/00 , F21Y103/00 , G02F1/13357
摘要： PROBLEM TO BE SOLVED: To provide a direct backlight device with high energy efficiency and little brightness variation.
SOLUTION: The direct backlight device includes a plurality of linear light sources arranged in parallel with each other, a reflecting plate reflecting light from the linear light sources, and a light diffusing plate receiving direct light from the linear light sources and reflected light from the reflecting plate by a light incidence face and diffusely irradiating light from a light emission face. It is further equipped with a light guide plate disposed in a side of the linear light sources, and the light guide plate is positioned in an area far from the light diffusing plate more than a plane regulated by a center line of the linear light source and a line corresponding to a middle line of adjacent linear light sources on the light incidence face of the light diffusing plate.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供具有高能量效率和小的亮度变化的直接背光装置。解决方案：直接背光装置包括彼此平行布置的多个线性光源，反射来自线性光源的光的反射板，以及从线性光源和反射光接收直射光的光漫射板从反射板通过光入射面并漫射照射来自发光面的光。还配备有设置在线状光源侧的导光板，并且导光板位于远离光漫射板的区域中，而不是由线状光源的中心线调节的面，对应于光漫射板的光入射面上的相邻线状光源的中间线的线。版权所有（C）2010，JPO＆INPIT

8. 发明专利

JP2007220487A Direct-type backlight device 审中-公开
标题翻译：直接型背灯装置
公开(公告)号：JP2007220487A
公开(公告)日：2007-08-30
申请号：JP2006039804
申请日：2006-02-16
申请人： Harison Toshiba Lighting Corp , Nippon Zeon Co Ltd , ハリソン東芝ライティング株式会社 , 日本ゼオン株式会社
发明人： TAKAGI MASASANE , IKEDA TATSUYA , TSUKADA KEISUKE , HAYASHI MASAHIKO
IPC分类号： F21V5/02 , F21S2/00 , F21Y103/00 , G02B5/02
摘要： PROBLEM TO BE SOLVED: To provide a direct-type backlight device which can improve further luminance in a facing direction and can prevent an unevenness of luminance of a light-emitting face.
SOLUTION: The direct-type backlight device is provided with a plurality of linear light sources 2 arranged almost in parallel, a reflecting plate 3 to reflect a light from the linear light source 2 and a light dispersing plate 1 to disperse and irradiate a direct light from the linear light source 2 and a reflected light from the reflecting plate 3. The linear light source 2 is a fluorescent lamp composed of a glass tube having a flat discharging space of which the cross-section perpendicular to its lengthwise direction is formed in an approximately oval shape which is determined by a long diameter and a short diameter and a discharging medium sealed in the glass tube. On a light emitting face of the light dispersing plate 1, prism lines 5 of a concavo-convex structure with a central line average roughness (Ra(max)) 3μm to 1,000μm when measured in a direction where the obtained value becomes maximal are formed.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够提高朝向的亮度的直接型背光装置，能够防止发光面的亮度不均匀。解决方案：直接型背光装置设置有大致平行配置的多个线性光源2，反射板3，用于反射来自线状光源2的光和光分散板1，以分散和照射来自线状光源2的直射光和来自反射板3的反射光。线状光源2是荧光灯，其由具有平坦放电空间的玻璃管组成，其垂直于其长度方向的横截面为形成为由长径和短径确定的大致椭圆形状，以及密封在玻璃管中的放电介质。在光分散板1的发光面上，形成具有中心线平均粗糙度（Ra（max））3μm〜1000μm的凹凸结构的棱镜线5，在所得到的值变得最大的方向上测量时，。版权所有（C）2007，JPO＆INPIT

9. 发明专利

JP2006066074A Direct backlight device 有权
标题翻译：直接背光灯
公开(公告)号：JP2006066074A
公开(公告)日：2006-03-09
申请号：JP2004243479
申请日：2004-08-24
申请人： Nippon Zeon Co Ltd , 日本ゼオン株式会社
发明人： KUSANO KENJI , HAYASHI MASAHIKO , TSUKADA KEISUKE
IPC分类号： F21V5/02 , F21S2/00 , F21Y103/00 , G02B5/02 , G02B5/04 , G02F1/13357
摘要： PROBLEM TO BE SOLVED: To provide a direct backlight device capable of attaining a high uniformity ratio of luminance by suppressing periodically uneven luminance of a light emitting surface while maintaining a high effective utilization factor of light flux, by devising the components of the direct backlight device.
SOLUTION: In this direct backlight device equipped with a plurality of linear light sources disposed side by side, a reflector, a light diffusing plate, and a prism sheet, it is preferable that the light diffusing plate has prism bar lines having serrate cross-sections on its one side further away from the light source, the vertical angle of the prism is not less than 60° and not more than 170°, and its pitch is not less than 20μm and not more than 700μm, and it is also preferable that the prism sheet has prism bar lines having serrate cross-sections on its one side further away from the light diffusing plate, the vertical angle of the prism is not less than 70° and not more than 120°, and its pitch is not less than 20μm and not more than 700μm.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种能够通过抑制发光面的周期性不均匀的亮度同时保持光通量的高有效利用率来获得高亮度均匀性的直接背光装置，通过设计直接背光装置。解决方案：在配备有并排设置的多个线性光源的这种直接背光装置中，反射器，光扩散板和棱镜片，优选地，所述光漫射板具有具有锯齿状的棱镜条线横截面在远离光源的一侧，棱镜的垂直角度不小于60°并且不大于170°，其间距不小于20μm且不大于700μm，并且它是还优选的是，棱镜片具有在其远离光漫射板的一侧具有锯齿状横截面的棱镜条线，棱镜的垂直角度不小于70°且不大于120°，其间距为不小于20μm且不大于700μm。版权所有（C）2006，JPO＆NCIPI

10. 发明专利

JP2007294295A Direct-downward backlight device 审中-公开
标题翻译：直下式背光装置
公开(公告)号：JP2007294295A
公开(公告)日：2007-11-08
申请号：JP2006122039
申请日：2006-04-26
申请人： Nippon Zeon Co Ltd , 日本ゼオン株式会社
发明人： TSUKADA KEISUKE , HAYASHI MASAHIKO
IPC分类号： F21S2/00 , F21V3/00 , F21V5/02 , F21Y103/00 , G02F1/13357
摘要： PROBLEM TO BE SOLVED: To provide a direct-downward backlight device with the number of members reduced and capable of restraining luminance unevenness of a light-emitting face.
SOLUTION: The direct-downward backlight device is provided with a plurality of linear light sources 2 arranged nearly in parallel, a reflecting plate 3 reflecting light from the linear light sources 2, and a light diffusion plate 1 receiving direct light from the linear light sources 2 and reflected light from the reflecting plate 3 from a light-incident face 1A and diffusing and irradiating the same from a light irradiation face 1B. An outer diameter of the linear light source is 5 mm to 20 mm. A plurality of triangular prisms 4 with an arithmetic mean roughness Ra (max) measured in a direction in which an obtained value becomes a maximum to be 3 μm to 1,000 μm are formed on the light-incident face 1B.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供具有减少的并且能够抑制发光面的亮度不均匀性的部件数量的直下式背光装置。解决方案：直下式背光装置设置有多个平行布置的线状光源2，反射板3反射来自线状光源2的光，以及光漫射板1，线性光源2和来自反射板3的来自光入射面1A的反射光，并从光照射面1B扩散并照射反射板3。线性光源的外径为5mm〜20mm。在光入射面1B上形成多个具有算术平均粗糙度Ra（max）的三角棱镜4，所述算术平均粗糙度Ra（max）在获得的值变得最大的方向为3μm至1,000μm的方向上测量。版权所有（C）2008，JPO＆INPIT

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