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NHA Police Officer Interview Question:
Explain the DS-SS and FH-SS?
Submitted by: AdministratorDS SS is the Direct Sequence Spread Spectrum.The transmitted signal takes up more bandwidth than the information signal that is being modulated.
Frequency-hopping spread spectrum FHSS is a method of transmitting radio signals by rapidly switching a carrier among many frequency channels, using a pseudorandom sequence known to both transmitter and receiver.
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Frequency-hopping spread spectrum FHSS is a method of transmitting radio signals by rapidly switching a carrier among many frequency channels, using a pseudorandom sequence known to both transmitter and receiver.
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