PROBLEM TO BE SOLVED: To provide a display device including a backlight with even brightness and high luminance.SOLUTION: A display device 10 includes a display part 20 having many pixels and configured to electrically control transmission of backlight on each pixel to display an image, and a backlight light source part 30 arranged on a rear side of the display part. The backlight light source part has a light guide plate 40, a light-emitting source 44 configured to emit light introduced onto an end surface of the light guide plate, and a diffusion plate 31 configured to diffuse incident light emitted from the surface of the light guide plate to emit it to the surface as backlight. The diffusion plate has a convex part 32 opposite to a peripheral edge part of the light guide plate where the light-emitting source is arranged, and projecting to the light guide plate side. Inside the convex part, a recess part 33 is formed.SELECTED DRAWING: Figure 3

    【課題】均一な明るさで高輝度のバックライトを備えた表示装置を提供する。【解決手段】表示装置10は,多数の画素を有し,各画素においてバックライトの透過を電気的に制御して画像を表示する表示部20と,この表示部の後側に配置されたバックライト光源部30とを備える。バックライト光源部は,導光板40と,この導光板の端面に導入する光を発生する発光源44と,前記導光板の表面から出射する入射光を散乱させてその表面にバックライトとして出射させる拡散板31とを供える。拡散板は発光源が配置された導光板の周縁部に対向して導光板側に突出する凸条部32を有し,この凸条部の内側に凹部33が形成されているものである。【選択図】図3


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    Title :

    DISPLAY DEVICE, AND AUTOMOBILE AND VEHICLE INCLUDING THE SAME


    Additional title:

    表示装置,ならびにそれを備えた自動車および車両


    Contributors:

    Publication date :

    2017-11-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING,... , Vorrichtungen oder Anordnungen, deren optische Arbeitsweise durch Änderung der optischen Eigenschaften des Mediums der Vorrichtungen oder Anordnungen geändert wird zum Steuern der Intensität, Farbe, Phase, Polarisation oder der Richtung von... / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / F21S Ortsfeste Leuchten , NON-PORTABLE LIGHTING DEVICES



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