Q. The over-determined set of equations can be solved using

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Q. If the filter’s tap weight remains fixed during transmission of data, then the equalization is called as

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Q. Equalization method which is done by tracking a slowly time varying channel response is

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Q. Preamble is used for

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Q. The disadvantage of preset equalizer is that

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Q. For AWGN, the noise variance is

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Q. Performance of BFSK signal is ________ than BPSK.

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Q. A Gaussian distribution into the non linear envelope detector yields

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Q. The non coherent FSK needs ________ Eb/N0 than coherent FSK.

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Q. The DPSK needs ________ Eb/N0 than BPSK.

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Q. Coherent PSK and non coherent orthogonal FSK have a difference of ______ in PB.

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Q. Which is easier to implement and is preferred?

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Q. Which is the main system consideration?

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Q. Wavelength and antenna size are related as

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Q. The detection method where carrier’s phase is given importance is called as

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Q. The coherent modulation techniques are

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Q. The real part of a sinusoid carrier wave is called as

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Q. Antipodal signal sets are those vectors that can be illustrated as

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Q. The FSK signal which has a gentle shift from one frequency level to another is called as

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Q. Which modulation scheme is also called as on-off keying method?

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