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1. 发明授权

US10310322B2 Image source unit and display device 有权
公开(公告)号：US10310322B2
公开(公告)日：2019-06-04
申请号：US15142872
申请日：2016-04-29
申请人： DAI NIPPON PRINTING CO., LTD.
发明人： Tsuyoshi Kashiwagi
IPC分类号： G02F1/1335 , G02B5/00
摘要： Provided is an image source unit including a layer including a light transmissive portion and an in-between portion, which can improve the use efficiency of light from a light source and improve the quality of display, including a liquid crystal panel and an optical sheet arranged on a lower polarizing plate side from the liquid crystal panel, wherein: the optical sheet includes a base material layer, an optical functional layer, and an adhesive layer; the optical functional layer includes a plurality of light transmissive portions having one extending direction along a face of the base material layer having a predetermined cross section, arranged in a different direction from the extending direction at predetermined intervals, and a plurality of in-between portions formed in the intervals of the adjacent light transmissive portions; and the lower polarizing plate and the optical sheet are adhered to each other by the adhesive layer.

2. 发明授权

US11635562B2 Image source unit, and liquid crystal display device 有权
公开(公告)号：US11635562B2
公开(公告)日：2023-04-25
申请号：US16680777
申请日：2019-11-12
申请人： DAI NIPPON PRINTING CO., LTD.
发明人： Tsuyoshi Kashiwagi
IPC分类号： F21V8/00 , G02F1/1335
摘要： An image source unit includes: a surface light source device including a reflective polarizing plate; a liquid crystal panel; and an optical sheet that is arranged between the surface light source device and the liquid crystal panel, the optical sheet including: an optical function layer that is laminated to one surface of a substrate layer; and a light diffuser layer that is arranged on one surface of the optical function layer, the one surface being on an opposite side of another surface of the optical function layer where the substrate layer is arranged across the optical function layer, the optical function layer including: light transmission parts that extend in a horizontal direction, and are arranged in a plurality of rows at predetermined intervals in a vertical direction; and light absorption parts that are formed between adjacent light transmission parts, and have a lower refractive index than that of the light transmission parts, wherein an angle formed by interfaces on upper sides of the light absorption parts and a normal line of a surface of the optical sheet is narrower than that formed by the interfaces on lower sides of the light absorption parts and the normal line of the surface of the optical sheet.

3. 发明授权

US09563004B2 Image source unit and image display unit 有权
标题翻译：图像源单元和图像显示单元
公开(公告)号：US09563004B2
公开(公告)日：2017-02-07
申请号：US14972710
申请日：2015-12-17
申请人： DAI NIPPON PRINTING CO., LTD.
发明人： Tsuyoshi Kashiwagi , Nobuo Naito
IPC分类号： F21V9/00 , F21V8/00 , G02B5/00 , G02B5/22 , G02B3/00 , G02B5/20
CPC分类号： G02B6/005 , G02B3/005 , G02B5/003 , G02B5/208 , G02B5/223 , G02B6/0038 , G02B6/0046 , G02B6/0053 , G02B6/0056 , G02B6/0058 , G02B6/0065
摘要： Provided is an image source unit for improving use efficiency of the image light, including: a light source; and an optical sheet, the optical sheet including: a base material layer; an optical functional layer; and an adhesive layer, the optical functional layer including: light-transmissive portions arranged in parallel; and light-absorbing portions arranged between the light-transmissive portions, whose refractive index is set smaller than that of the light-transmissive portions, the light source side face of the light-transmissive portions includes unit light input control elements so that the elements project towards the light source side, the light-absorbing portions not being arranged between the unit light input control elements, the light source side face of the light-absorbing portions having a recess so that the bottom of the recess faces the opposite side from the light source, the adhesive layer is laminated on a light source side face of the optical functional layer.
摘要翻译：提供了一种用于提高图像光的使用效率的图像源单元，包括：光源; 和光学片，所述光学片包括：基材层; 光学功能层; 和粘合剂层，所述光学功能层包括平行布置的透光部分; 以及设置在折射率设定为小于透光部的折射率的透光部之间的光吸收部，透光部的光源侧面包括单位光输入控制元件，使得元件投影朝向光源侧的光吸收部不设置在单位光输入控制元件之间，光吸收部的光源侧面具有凹部，使得凹部的底部面向与光的相反侧源，粘合剂层被层压在光学功能层的光源侧面上。

4. 发明授权

US11409157B2 Image source unit and display device 有权
公开(公告)号：US11409157B2
公开(公告)日：2022-08-09
申请号：US16385809
申请日：2019-04-16
申请人： DAI NIPPON PRINTING CO., LTD.
发明人： Tsuyoshi Kashiwagi
IPC分类号： G02F1/1335 , G02F1/1333 , F21V8/00 , G02B5/30
摘要： A laminate including: a base material layer, an optical functional layer, and a polarizing plate; wherein the optical functional layer includes a plurality of light transmissive portions extending in one direction along a face of the base material layer, and arrayed in a direction different from an extending direction thereof, and an in-between portion(s) formed in the intervals of adjacent light transmissive portions, an angle formed by an extending direction of the transmission axis of the polarizing plate, and the extending direction of the light transmissive portions is 1° to 41.7° in a front view, the base material layer is formed of polycarbonate, and the average coefficient of linear expansion or the average linear expansion of the laminate is within a predetermined range.

5. 发明授权

US11378837B2 Optical sheet, light controlling member, surface light source device, image source unit, and display 有权
公开(公告)号：US11378837B2
公开(公告)日：2022-07-05
申请号：US16498786
申请日：2018-03-30
申请人： Dai Nippon Printing Co., Ltd.
发明人： Tsuyoshi Kashiwagi
IPC分类号： G02F1/1335 , G02B3/08
摘要： To provide an optical sheet that makes it possible to efficiently control a light exiting angle as desired, an optical functional layer has a plurality of light transmissive portions extending in one direction, the light transmissive portions being arranged at intervals in a direction different from the one direction, and a light absorbing portion that is arranged between respective adjacent light transmissive portions, and the optical element layer extends so as to be offset from the one direction at an angle of 0° to 45° in a front view of the optical sheet, the optical element layer having a plurality of unit optical elements that are ridges aligned in a direction different from a direction in which the optical element layer extends.

6. 发明授权

US10228588B2 Image source unit and display device 有权
公开(公告)号：US10228588B2
公开(公告)日：2019-03-12
申请号：US15358754
申请日：2016-11-22
申请人： DAI NIPPON PRINTING CO., LTD.
发明人： Tsuyoshi Kashiwagi
IPC分类号： G02F1/1335 , F21V8/00
摘要： Provided is an image source unit including a layer including a light transmissive portion and an in-between portion, which can improve the use efficiency of light from a light source and improve the quality of display, including a liquid crystal panel and an optical sheet arranged on a lower polarizing plate side from the liquid crystal panel, wherein: the optical sheet includes a base material layer, an optical functional layer, and an adhesive layer; the optical functional layer includes a plurality of light transmissive portions having one extending direction along a face of the base material layer having a predetermined cross section, arranged in a different direction from the extending direction at predetermined intervals, and a plurality of in-between portions formed in the intervals of the adjacent light transmissive portions; and the lower polarizing plate and the optical sheet are adhered to each other by the adhesive layer.

7. 发明授权

US09708847B2 Daylighting sheet, daylighting panel and roll-up daylighting screen 有权
公开(公告)号：US09708847B2
公开(公告)日：2017-07-18
申请号：US15150893
申请日：2016-05-10
申请人： DAI NIPPON PRINTING CO., LTD.
发明人： Tsuyoshi Kashiwagi , Kazunobu Ogawa , Hideki Miyata , Tatsuaki Inoue , Hiroshi Kojima
IPC分类号： E06B9/24 , F21S11/00 , G02B5/02 , B29C43/02 , B29D11/00 , E06B9/40 , B29K101/00 , B29L31/00 , B29C43/22 , B29C43/24 , B29C43/28 , B29C43/30
CPC分类号： F21S11/007 , B29C43/021 , B29C43/222 , B29C43/24 , B29C43/28 , B29C43/30 , B29D11/00 , B29D11/00798 , B29K2101/00 , B29L2031/778 , E06B9/24 , E06B9/40 , E06B2009/2405 , E06B2009/2417 , F21S11/00 , G02B5/0231 , G02B5/0242 , G02B5/0247 , G02B5/0278
摘要： An object is to provide a daylighting sheet which efficiently performs daylighting and in which, when the daylighting sheet is applied to a window of a building or the like, it is possible to see an outdoor side.The daylighting sheet includes a translucent base material layer; and a light deflection layer that is formed on the base material layer, and the light deflection layer includes: light transmission portions that are aligned along one surface of the base material layer so as to be able to transmit light, each of the light transmission portions including a portion that is convex upwards; and light deflection portions that are formed between the light transmission portions and filled with a material whose refractive index is lower than that of the light transmission portions.

8. 发明授权

US11256125B2 Optical sheet, image source unit and image display device 有权
公开(公告)号：US11256125B2
公开(公告)日：2022-02-22
申请号：US16522431
申请日：2019-07-25
申请人： DAI NIPPON PRINTING CO., LTD.
发明人： Tsuyoshi Kashiwagi
IPC分类号： G02F1/1335
摘要： A laminate includes: a substrate layer; and an optical function layer that is layered on one surface of the substrate layer, and has a plurality of light transmission parts which are arranged in a row along a surface of the substrate layer so as to be light-transmissive, and light absorption parts in a row, each of which is arranged between adjacent ones of the light transmission parts so as to be light-absorptive, wherein on a cross section of the optical function layer in the layer thickness direction, a cross-sectional area of one of the light transmission parts to the total cross-sectional area of one of the light transmission parts and one of the light absorption parts which are adjacent to each other is 78.2% to 88.5%, and optical diffuse reflectances thereof satisfy predetermined values.

9. 发明授权

US10100992B2 Daylighting sheet, daylighting panel and roll-up daylighting screen 有权
公开(公告)号：US10100992B2
公开(公告)日：2018-10-16
申请号：US15624010
申请日：2017-06-15
申请人： DAI NIPPON PRINTING CO., LTD.
发明人： Tsuyoshi Kashiwagi , Kazunobu Ogawa , Hideki Miyata , Tatsuaki Inoue , Hiroshi Kojima
IPC分类号： F21S11/00 , E06B9/24 , E06B9/40 , G02B5/02 , B29C43/02 , B29C43/28 , B29C43/30 , B29D11/00 , B29L31/00
摘要： An object is to provide a daylighting sheet which efficiently performs daylighting and in which, when the daylighting sheet is applied to a window of a building or the like, it is possible to see an outdoor side.The daylighting sheet includes a translucent base material layer; and a light deflection layer that is formed on the base material layer, and the light deflection layer includes: light transmission portions that are aligned along one surface of the base material layer so as to be able to transmit light, each of the light transmission portions including a portion that is convex upwards; and light deflection portions that are formed between the light transmission portions and filled with a material whose refractive index is lower than that of the light transmission portions.

10. 发明授权

US09366403B2 Daylighting sheet, daylighting panel, roll-up daylighting screen and method of manufacturing daylighting sheet 有权
标题翻译：采光板，采光板，卷起日光屏幕和制作日光板的方法
公开(公告)号：US09366403B2
公开(公告)日：2016-06-14
申请号：US14122035
申请日：2013-03-21
申请人： DAI NIPPON PRINTING CO., LTD.
发明人： Tsuyoshi Kashiwagi , Kazunobu Ogawa , Hideki Miyata , Tatsuaki Inoue , Hiroshi Kojima
IPC分类号： F21S11/00 , E06B9/24 , G02B5/02 , B29C43/02 , B29D11/00 , E06B9/40 , B29K101/00 , B29L31/00
CPC分类号： F21S11/007 , B29C43/021 , B29C43/222 , B29C43/24 , B29C43/28 , B29C43/30 , B29D11/00 , B29D11/00798 , B29K2101/00 , B29L2031/778 , E06B9/24 , E06B9/40 , E06B2009/2405 , E06B2009/2417 , F21S11/00 , G02B5/0231 , G02B5/0242 , G02B5/0247 , G02B5/0278
摘要： A daylighting sheet is provided which efficiently performs daylighting and in which, when the daylighting sheet is applied to an opening portion, such as a window of a building, it is possible to see an outdoor side from an indoor side.The daylighting sheet is formed by stacking a plurality of layers, the layers include: a translucent base material layer; and a light deflection layer that is formed on the base material layer, and the light deflection layer includes: light transmission portions that are aligned along one surface of the base material layer so as to be able to transmit light; and light deflection portions that are formed between the light transmission portions and deflect the light reaching the light deflection portions.
摘要翻译：提供了一种有效地进行采光的日光板，并且当将日光片施加到诸如建筑物的窗户的开口部分时，可以从室内侧看到室外侧。采光片通过层叠多层而形成，所述层包括：半透明基材层; 以及形成在所述基材层上的光偏转层，所述光偏转层包括：能够透射光的所述基材层的一个表面配置的透光部; 以及形成在光透射部分之间并使到达光偏转部分的光偏转的光偏转部分。

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