Q. If each pulse of the sequence to be detected is in _____ shape, the pulse can be detected without ISI.

View solution

Q. What is symbol rate packing?

View solution

Q. A nyquist pulse is the one which can be represented by _____ shaped pulse multiplied by another time function.

View solution

Q. Examples of nyquist filters are

View solution

Q. The minimum nyquist bandwidth for the rectangular spectrum in raised cosine filter is

View solution

Q. Roll off factor is the fraction of

View solution

Q. Which value of r (roll off factor) is considered as Nyquist minimum bandwidth case?

View solution

Q. A pulse shaping filter should satisfy two requirements. They are

View solution

Q. Examples of double side band signals are

View solution

Q. The likelihood ratio test is done between

View solution

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.

View solution

Q. The detector that minimizes the error probability is called as

View solution

Q. For a M-ary signal or symbol the number of likelihood functions are

View solution

Q. An error in binary decision making occurs when the channel noise is

View solution

Q. Optimum threshold value is given by

View solution

Q. The symbol of the probability under the tail of Gaussian pdf is called as

View solution

Q. Matched filter provides _____ signal to noise ratio.

View solution

Q. The impulse response of the filter is the ________ of the mirror image of the signal waveform.

View solution

Q. Example for antipodal bandpass signaling is

View solution

Q. Channel’s phase response must be a linear function of

View solution