Current techniques for growth of device-quality GaAs on silicon substrates enables fabrication of silicon-based version of photodiode-coupled spatial light modulator. Monolithic photodiode-coupled light-modulator array constructed on silicon substrate by growing InAs/GaAs multiple-quantum-wells over silicon PIN diode layer. Intermediate GaAs buffer layer confines attice-misfit dislocations to vicinity of silicon. Use of silicon makes available wider range of auxiliary on-chip signal-processing circuitry for coding and decoding of data, addition or subtraction of brightness levels, spatial reformatting, and rescaling.


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    Title :

    Monolithic III-V/Silicon Spatial Light Modulator


    Contributors:

    Published in:

    Publication date :

    1989-06-01



    Type of media :

    Miscellaneous


    Type of material :

    No indication


    Language :

    English




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