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etalement spectre v4

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IV- IEEE802.11b– Occupation spectrale sans étalement spectral 2 débits possibles (BPSK/QPSK)– 1 Mb/s ou 2Mb/s.– durée chip = durée symbole sensibilité aux chemins multiples et résolutiontemporelle– durée impulsion = 1µs– pour lutter contre : saut de fréquenceCITI - Dept Télécoms 33

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