The essential idea of the ________ technique is to spread the information signal over a wider bandwidth to make jamming and interception more difficult.
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Q35: OFDMA subcarriers are divided into groups and
Q36: _ is a common modulation scheme used
Q37: Subchannels are further grouped into _,which can
Q38: The _ scheme uses advance digital signal
Q39: The _ reverses the FFT operation.
Q40: _,also called multicarrier modulation,uses multiple carrier signals
Q42: The signal processing for OFDM involves two
Q43: The first type of spread spectrum developed
Q44: The earliest applications of _ were military,where
Q45: SC-FDMA performs a _ prior to the
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