Effects of Doppler shift and data modulation taken into account. Two advanced schemes for acquisition of direct-sequence spread-spectrum codes proposed. M1-Lag correlator in each strip of spread-spectrum-code detector operates at different offset code-chip time. Each offset represents assumed (tentative) Doppler shift. Schemes have highly parallel architecture implemented with currently available technology. Possible to use hybrid parallel/serial architecture in which acquisition time varies in inverse proportion to number of correlators and fast-Fourier-transform processors.


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    Title :

    Acquisition Of Spread-Spectrum Code


    Contributors:

    Published in:

    Publication date :

    1990-04-01



    Type of media :

    Miscellaneous


    Type of material :

    No indication


    Language :

    English




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