A display device includes a display panel , a plurality of light sources arranged in a first direction orthogonal to a normal direction of the display panel, a light guide panel on which light from a plurality of light sources is incident and including an emission surface that emits light toward the display panel, and a first optical member disposed between the display panel and the light guide panel and including a first surface opposing the emission surface of the light guide panel, a second surface provided opposite to the first surface to oppose the display panel, a Fresnel lens provided on the first surface, and an optical array provided on the second surface. As viewed in at least one of the first direction and a second direction orthogonal to both the normal direction and the first direction, the Fresnel lens emits light passing through a center of the display panel .


    Access

    Download


    Export, share and cite



    Title :

    DISPLAY DEVICE, HEAD-UP DISPLAY, AND MOBILE OBJECT


    Contributors:

    Publication date :

    2023-03-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



    Display device, head-up display, and mobile object

    TOMOMATSU SHUNSUKE / ASAI YOSUKE | European Patent Office | 2024

    Free access

    Head-up display device and mobile object

    SAJI SHUNSUKE | European Patent Office | 2025

    Free access

    HEAD-UP DISPLAY DEVICE AND MOBILE OBJECT

    SAJI SHUNSUKE | European Patent Office | 2021

    Free access

    HEAD-UP DISPLAY DEVICE AND MOBILE OBJECT

    SAJI SHUNSUKE | European Patent Office | 2023

    Free access

    IMAGE DISPLAY DEVICE, IMAGE DISPLAY SYSTEM, HEAD-UP DISPLAY, AND MOBILE OBJECT

    KUSAFUKA KAORU | European Patent Office | 2019

    Free access