Q. The modulation index of an FSK signal is similar to modulation index of ________

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Q. The name minimum phase shift keying implies minimum _________

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Q. MSK is sometimes also referred as _________

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Q. Which of the following is not a property of MSK?

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Q. MSK is a special form of OQPSK.

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Q. GMSK is a ________ of MSK.

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Q. Which of the following holds true for GMSK?

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Q. MSK has complex demodulation and synchronization circuits.

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Q. Which of the following is a combined linear and constant envelope technique?

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Q. In an M-ary signalling scheme two or more bits are grouped together to form a _______

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Q. The number of possible signal in M-ary signalling is given by M and M = __________ where n is an integer.

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Q. M-ary signalling techniques are not sensitive to timing jitters.

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Q. M-ary modulation schemes have very good power efficiency.

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Q. In M-ary PSK, the carrier ___________ takes one of M possible values.

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Q. The constellation of M-ary PSK is ____________ dimensional.

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Q. What is the radius of the circle in M-ary PSK on which message points are equaly spaced?

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Q. As the value of M _________ the bandwidth efficiency ________

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Q. The power efficiency of the M ary PSK decreases because of the _____

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Q. In QAM, the amplitude is _______ and phase is _______

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Q. M-ary QAM signal have constant energy per symbol.

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