SRWC march 12, unit2 quiz

process of varying a carrier signal's properties, such as amplitude, frequency, or phase, to carry information

• Demodulation

• Modulation

• Encoding

• Decoding

Which is NOT a Leading demand of wireless communication?

• high data transmission rates

• wide bandwidth

• low error rates at low signal-to-noise ratios (SNR

• low power consumption

Two independent data streams

are simultaneously modulated on a carrier wave of a given frequency in________________

• DSSS

• OFDM

• FHSS

• QAM

Which technique resists intentional and unintentional jamming?

• Spread spectrum

• OFDM

Acquisition and tracking is utilized in ___________

• FHSS

• DSSS

Slow hopping is used for fast data rates.

• True

• False

Offers improved spectral efficiency, good performance in urban and indoor high multipath environments

• QAM

• OFDM

• DSSS

• FHSS

___________ modulation Uses mathematical Fourier transform

• QAM

• FHSS

• OFDM

• DSSS

RFID

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