Q. In pulse modulation, reciprocal of T(time) is

View solution

Q. PCM word size can be described by

View solution

Q. Some of the M-ary waveforms are

View solution

Q. Which method should be implemented for reducing bandwidth?

View solution

Q. In M-ary PPM waveform, modulation is effected by

View solution

Q. For both PPM and PDM _______ is kept constant.

View solution

Q. The method in which small amount of controlled ISI is introduced into the data stream rather than trying to eliminate it completely is called as

View solution

Q. From digital filter we will get the output pulse as the _______ of the current and the previous pulse.

View solution

Q. In duobinary signalling method, for M-ary transmission, the number of output obtained is

View solution

Q. The method using which the error propagation in dubinary signalling can be avoided is

View solution

Q. In precoding technique, the binary sequence is _____ with the previous precoded bit.

View solution

Q. The duobinary filter, He (f) is called as

View solution

Q. The method which has greater bandwidth efficiency is called as

View solution

Q. In polybinary signalling method the present bit of binary sequence is algebraically added with ______ number of previous bits.

View solution

Q. The primary advantage of this method is

View solution

Q. Source encoding procedure does

View solution

Q. Which signals are function of time?

View solution

Q. Auto-correlation function is a

View solution

Q. Shot noise occurs in

View solution

Q. Source coding reduces

View solution