1.

Limited dynamic range in digital RF system can be improved by _____(a) digital filter(b) digital amplifier(c) digital equalizer(d) digital suppressorThis question was posed to me in an online interview.This interesting question is from ADC Tradeoffs in section Technology Tradeoffs in Software Defined Radio of Cognitive Radio

Answer»

The correct option is (a) digital filter

Easy explanation: RF ADC has a high sampling rate and it oversamples the bandwidth of the SIGNAL. The OVERSAMPLING gain increases the dynamic range with the HELP of digital integrating filters.



Discussion

No Comment Found

Related InterviewSolutions