In a drive circuitry for outputting a drive voltage to an optically switchable panel, the drive voltage is an alternating (AC) drive voltage. In an operating state of the drive circuitry, the drive voltage is supplied to the optically switchable panel. In said operating state, the drive circuitry is configured to vary the drive frequency of the alternating drive voltage without affecting an optical state of the optically switchable panel.


    Access

    Download


    Export, share and cite



    Title :

    DRIVE CIRCUITRY FOR AN OPTICALLY SWITCHABLE PANEL, A VEHICLE ROOF ASSEMBLY PROVIDED WITH SUCH DRIVE CIRCUITRY AND METHOD FOR DRIVING AN OPTICALLY SWITCHABLE PANEL


    Additional title:

    ANTRIEBSSCHALTUNG FÜR EINE OPTISCH SCHALTBARE PLATTE, FAHRZEUGDACHANORDNUNG MIT EINER SOLCHEN ANTRIEBSSCHALTUNG UND VERFAHREN ZUM ANTRIEB EINER OPTISCH SCHALTBAREN PLATTE
    CIRCUIT DE COMMANDE POUR UN PANNEAU OPTIQUEMENT COMMUTABLE, ENSEMBLE TOIT DE VÉHICULE POURVU D'UN TEL CIRCUIT DE COMMANDE ET PROCÉDÉ DE COMMANDE D'UN PANNEAU OPTIQUEMENT COMMUTABLE


    Contributors:

    Publication date :

    2023-05-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen / B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge



    TRANSPARENT ROOF ASSEMBLY COMPRISING A SEGMENTED OPTICALLY SWITCHABLE PANEL

    KEUKENS ERIK ANTONIUS GERARDUS | European Patent Office | 2024

    Free access

    TRANSPARENT ROOF ASSEMBLY COMPRISING A SEGMENTED OPTICALLY SWITCHABLE PANEL

    GEURTS STEPHAN PAULUS JAN / DE BIE SANDER | European Patent Office | 2024

    Free access

    TRANSPARENT ROOF ASSEMBLY COMPRISING A SEGMENTED OPTICALLY SWITCHABLE PANEL

    VAN DOLEWEERD THEODORUS | European Patent Office | 2023

    Free access

    Transparent roof assembly including segmented optically switchable panels

    VAN DOLEWEERD THEODORUS | European Patent Office | 2023

    Free access

    Transparent roof assembly including segmented optically switchable panels

    CUYKENS EDWIN A G | European Patent Office | 2024

    Free access