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    Planar lighting device and method for manufacturing the same
    341.
    发明专利
    Planar lighting device and method for manufacturing the same 有权
    平面照明装置及其制造方法

    公开(公告)号：JP2013114811A

    公开(公告)日：2013-06-10

    申请号：JP2011257926

    申请日：2011-11-25

    Applicant: Minebea Co Ltd ,  ミネベア株式会社

    Inventor： HORIKAWA TOMOTAKA ,  TOTSUKA MASATO ,  KAWAI SHINJI ,  KAWASHIMA SATOYUKI

    IPC: F21S2/00 ,  F21Y101/02

    CPC classification number: G02F1/133608 ,  G02B6/0055 ,  G02B6/0088 ,  G02B6/0091 ,  G02F1/133605 ,  G02F2201/08

    Abstract: PROBLEM TO BE SOLVED: To provide a planar lighting device that can restrain light leakage and attain suitable optical characteristics, and method for manufacturing the same.SOLUTION: The planar lighting device includes light source parts 1 to 5 having light emitting surfaces s1 for emitting planar light, and a frame 7 arranged at an outer peripheral side of the light source parts 1 to 5 and retaining the light source parts 1 to 5. The frame 7 is formed in a frame shape for surrounding the light source parts 1 to 5, and has a reflection part 7a for reflecting light, and an absorption part 7b integrally formed on at least a part of an outer peripheral side of the reflection part 7a and absorbing light. Connecting surfaces 7a1, 7b1 of the reflection part 7a and the absorption part 7b are inclined on an outer peripheral side against a direction perpendicular to the light emitting surface s1.

    Abstract translation: 要解决的问题：提供一种能够抑制漏光并获得合适的光学特性的平面照明装置及其制造方法。 解决方案：平面照明装置包括具有用于发射平面光的发光表面s1的光源部分1至5和布置在光源部分1至5的外周侧的框架7，并且保持光源部分 框架7形成为围绕光源部1〜5的框状，具有用于反射光的反射部7a和一体地形成在外周侧的至少一部分上的吸收部7b 的反射部7a和吸收光。 反射部7a和吸收部7b的连接面7a1，7b1相对于与发光面s1垂直的方向在外周侧倾斜。 版权所有（C）2013，JPO＆INPIT

    Optical waveguide element
    342.
    发明专利
    Optical waveguide element 有权
    光学元件

    公开(公告)号：JP2011075906A

    公开(公告)日：2011-04-14

    申请号：JP2009228292

    申请日：2009-09-30

    Applicant: Sumitomo Osaka Cement Co Ltd ,  住友大阪セメント株式会社

    Inventor： KONDO KATSUTOSHI

    IPC: G02F1/035 ,  G02B6/12

    CPC classification number: G02F1/225 ,  G02B6/12007 ,  G02B6/14 ,  G02F2201/08

    Abstract: PROBLEM TO BE SOLVED: To provide an optical waveguide element where a plurality of Mach-Zehnder type waveguides used for DQPSK (Differential Quadrature Phase Shift Keying) modulation or the like are integrated on a thin substrate, and the on/off extinction ratio is improved. SOLUTION: This optical waveguide element includes a thin plate with a thickness of 20 μm or smaller made of material having an electrooptic effect and an optical waveguide formed on the front surface or rear surface of the thin plate. The optical waveguide includes the plurality of Mach-Zehnder type waveguide sections, and optical waves output from at least two or more Mach-Zehnder type waveguide sections are multiplexed. In the multiplexing section in the Mach-Zehnder type waveguide section (MZA), a three-branch waveguide constituted by a waveguide (c1) for output and two waveguides (b1 and b2) for radiation light arranged so as to grip the waveguide for output is formed. Between the waveguide for output and the waveguides for radiation light of the three-branch waveguide, high-order mode light absorption regions (d1 and d2) are formed. COPYRIGHT: (C)2011,JPO&INPIT

    Abstract translation: 要解决的问题：为了提供一种光波导元件，其中用于DQPSK（差分正交相移键控）调制等的多个Mach-Zehnder型波导集成在薄基板上，并且开/关熄灭 比例提高。 解决方案：该光波导元件包括厚度为20μm或更小的由具有电光效应的材料制成的薄板和形成在薄板的前表面或后表面上的光波导。 光波导包括多个马赫 - 曾德尔型波导段，并且从至少两个或多个马赫 - 策德尔型波导段输出的光波被多路复用。 在马赫曾德尔型波导段（MZA）的复用部分中，由用于输出的波导（c1）和用于辐射光的两个波导（b1和b2）构成的三分支波导，以便将波导夹持以输出 形成了。 在用于输出的波导和用于三分支波导的辐射光的波导之间，形成高阶模光吸收区域（d1和d2）。 版权所有（C）2011，JPO＆INPIT

    Liquid crystal display, polarizing plate and backlight source
    343.
    发明专利
    Liquid crystal display, polarizing plate and backlight source 有权
    液晶显示屏，偏光板和背光源

    公开(公告)号：JP2009251526A

    公开(公告)日：2009-10-29

    申请号：JP2008102745

    申请日：2008-04-10

    Applicant: Sony Corp ,  ソニー株式会社

    Inventor： OGASAWARA TOYOKAZU ,  MAEDA TSUYOSHI

    IPC: G02F1/1335 ,  F21V9/08 ,  F21V9/14 ,  G02B5/22 ,  G02B5/30 ,  G02F1/13357

    CPC classification number: G02F1/133621 ,  G02F2001/133742 ,  G02F2201/08 ,  G02F2201/50 ,  G02F2202/28 ,  G02F2413/02

    Abstract: PROBLEM TO BE SOLVED: To effectively suppress changes in a hue of a liquid crystal when observed at a wide angle in white display. SOLUTION: A liquid crystal display includes: a liquid crystal panel 300 that includes a liquid crystal cell having a predetermined liquid crystal layer, and polarizing plates for holding the liquid crystal cell therebetween; a backlight source 200 that is disposed on the back of the liquid crystal panel, for irradiating the liquid crystal panel with white light; and an absorbing layer 100 that is disposed between the backlight source and the liquid crystal cell, for absorbing the light of a wavelength band corresponding to a changed color of the white light while passing through only the liquid crystal panel in an oblique direction with respect to the normal line of the liquid crystal panel. COPYRIGHT: (C)2010,JPO&INPIT

    Abstract translation: 要解决的问题：为了有效地抑制在白色显示中以广角观察时液晶的色相的变化。 解决方案：液晶显示器包括：液晶面板300，其包括具有预定液晶层的液晶单元和用于将液晶单元保持在其间的偏振片; 背光源200，设置在液晶面板的背面，用于用白光照射液晶面板; 以及吸收层100，其设置在背光源和液晶单元之间，用于吸收与白色光的颜色变化相对应的波长带的光，同时相对于倾斜方向仅穿过液晶面板 液晶面板的法线。 版权所有（C）2010，JPO＆INPIT

    Liquid crystal display device
    345.
    发明专利
    Liquid crystal display device 有权
    液晶显示装置

    公开(公告)号：JP2006091393A

    公开(公告)日：2006-04-06

    申请号：JP2004276349

    申请日：2004-09-24

    Applicant: Hitachi Displays Ltd ,  株式会社 日立ディスプレイズ

    Inventor： UTSUMI YUKA ,  TOMIOKA YASUSHI ,  MATSUMORI MASAKI ,  MATSUYAMA SHIGERU ,  KUNIMATSU NOBORU ,  YAMAMOTO TSUNENORI

    IPC: G02F1/1335 ,  G02F1/13363

    CPC classification number: G02F1/133528 ,  G02F1/133509 ,  G02F2001/133565 ,  G02F2201/08

    Abstract: PROBLEM TO BE SOLVED: To attain a high contrast ratio by making luminance of black display sufficiently low and to reduce blue change of black display caused by wavelength dependency of the degree of polarization of a polarizer so that excellent display quality can be obtained in a liquid crystal display. SOLUTION: The liquid crystal display device, comprising a couple of substrates at least one of which is transparent, a couple of polarizers arranged on the couple of substrates respectively, a liquid crystal layer sandwiched between the couple of substrates, a liquid crystal display panel which has an electrode group for applying an electric field to the liquid crystal layer formed on at least one of the couple of substrates, and a light source unit provided on the back of the liquid crystal display panel, has a uniaxial absorptive anisotropic layer between the couple of polarizers. COPYRIGHT: (C)2006,JPO&NCIPI

    Abstract translation: 要解决的问题：通过使黑色显示的亮度足够低并且由于偏振器的偏振度的波长依赖性而导致的黑色显示的蓝色变化来获得高对比度，从而可以获得优异的显示质量 在液晶显示器中。 解决方案：液晶显示装置，包括至少一个透明的一对基板，分别布置在所述一对基板上的一对偏振器，夹在所述一对基板之间的液晶层，液晶 显示面板具有用于对形成在所述一对基板中的至少一个上的液晶层施加电场的电极组和设置在所述液晶显示面板背面的光源单元，具有单轴吸收各向异性层 两对偏光器之间。 版权所有（C）2006，JPO＆NCIPI

    Optical modulator
    347.
    发明专利
    Optical modulator 有权

    公开(公告)号：JP2004093905A

    公开(公告)日：2004-03-25

    申请号：JP2002254938

    申请日：2002-08-30

    Applicant: Sumitomo Osaka Cement Co Ltd ,  住友大阪セメント株式会社

    Inventor： ICHIKAWA JUNICHIRO ,  ICHIOKA MASAYUKI ,  HARA NORITAKA ,  YAMANE YUJI

    IPC: G02F1/03 ,  G02F1/225

    CPC classification number: G02F1/225 ,  G02F1/0311 ,  G02F2201/08

    Abstract: PROBLEM TO BE SOLVED: To provide an optical modulator in which photorefractive phenomenon caused by stray light beams within the modulator is suppressed and quenching ratio characteristics of signal light beams are improved. SOLUTION: The modulator is provided with a substrate which is made of material having an electrooptic effect, an optical waveguide formed on a substrate and a modulation electrode which applies electric field to the optical waveguide so as to change phases of the light beams passing through the optical waveguide. Stray light beams eliminating means 11 to 22 are provided on the surface of the substrate. COPYRIGHT: (C)2004,JPO

    液晶显示面板
    348.
    发明申请
    液晶显示面板 审中-公开

    公开(公告)号：WO2019015147A1

    公开(公告)日：2019-01-24

    申请号：PCT/CN2017/106573

    申请日：2017-10-17

    Applicant: 深圳市华星光电半导体显示技术有限公司

    Inventor： 吕晓文

    IPC: G02F1/1335

    CPC classification number: G02F1/133512 ,  G02F2201/08

    Abstract: 一种液晶显示面板，包括：第一基板（110），第一基板（110）包括第一显示区域（101）和包围第一显示区域（101）的第一非显示区域（102）；第二基板（120），与第一基板（110）相对设置；第二基板（120）包括第二显示区域（104）和包围第二显示区域（104）的第二非显示区域（105）；遮光层（103），遮光层（103）与第一显示区域（101）和/或第二显示区域（104）的至少一部分重叠。

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