There is provided ahead-up display in a vehicle arranged to display a picture, the head-up display comprises a first optical sub-system disposed in an upper region of the windscreen and a second optical sub-system disposed underneath the dashboard of the vehicle proximate a lower region of the windscreen. The first optical sub-system is arranged to output a light field. The first optical sub-system comprises a light source and a spatial light modulator. The light source is arranged to emit light. The spatial light modulator is arranged to receive the light from the light source and spatially-modulated the light in accordance with a computer-generated hologram displayed on the spatial light modulator. The second optical sub-system is arranged to receive the light field from the first optical sub-system and project the light field onto a windscreen of the vehicle to form a virtual image on the windscreen.


    Access

    Download


    Export, share and cite



    Title :

    Image Projector


    Contributors:

    Publication date :

    2021-07-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / G03H Holografische Verfahren oder Vorrichtungen , HOLOGRAPHIC PROCESSES OR APPARATUS



    Image Projector

    CHRISTMAS JAMIESON | European Patent Office | 2023

    Free access

    Image projector

    CHRISTMAS JAMIESON | European Patent Office | 2024

    Free access

    IMAGE PROJECTOR

    WEBER WILLIAM / BUTTERWORTH DALE | European Patent Office | 2024

    Free access

    IMAGE PROJECTOR

    CHRISTMAS JAMIESON | European Patent Office | 2021

    Free access

    Image projector

    CHRISTMAS JAMIESON | European Patent Office | 2024

    Free access