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Q. Channels display multi-path due to
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Q. The method in which the tail of one pulse smears into adjacent symbol interval is called as
Q. If each pulse of the sequence to be detected is in _____ shape, the pulse can be detected without ISI.
Q. What is symbol rate packing?
Q. A nyquist pulse is the one which can be represented by _____ shaped pulse multiplied by another time function.
Q. Examples of nyquist filters are
Q. The minimum nyquist bandwidth for the rectangular spectrum in raised cosine filter is
Q. Roll off factor is the fraction of
Q. Which value of r (roll off factor) is considered as Nyquist minimum bandwidth case?
Q. A pulse shaping filter should satisfy two requirements. They are
Q. Examples of double side band signals are
Q. The likelihood ratio test is done between
Q. According to the rule of minimizing the error probabilities, the hypothesis should be like if the priori probabilities are ________ than the ratio of likelihoods.
Q. The detector that minimizes the error probability is called as
Q. For a M-ary signal or symbol the number of likelihood functions are
Q. An error in binary decision making occurs when the channel noise is
Q. Optimum threshold value is given by
Q. The symbol of the probability under the tail of Gaussian pdf is called as
Q. Matched filter provides _____ signal to noise ratio.
Q. The impulse response of the filter is the ________ of the mirror image of the signal waveform.
Q. Example for antipodal bandpass signaling is
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