An augmented reality head-up display (AR HUD) apparatus is provided. A backlight unit (BLU) for an AR HUD includes a light emitting diode (LED) array including a plurality of LEDs, a primary lens array configured to primarily concentrate light output by the plurality of LEDs, a secondary lens array configured to secondarily concentrate light incident through the primary lens array, and a side reflector configured to reflect light traveling toward a side surface above the secondary lens array among light incident through the secondary lens array.


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    Title :

    Augmented reality head-up display apparatus


    Contributors:
    LEE JINHO (author) / LEE KI GWON (author) / LEE HO SEOK (author) / CHOI YOONSUN (author) / NAM DONG KYUNG (author) / YOO SEONG WON (author)

    Publication date :

    2022-06-14


    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 / G06T Bilddatenverarbeitung oder Bilddatenerzeugung allgemein , IMAGE DATA PROCESSING OR GENERATION, IN GENERAL



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