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Describe the Shannon-Hartley capacity theorem.
digital communication updated 3.3 years ago by sagarkolekar ★ 11k
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Draw Encoder diagram, trellis diagram, using trellis find code vector if message vector is (101100).
digital communication updated 3.1 years ago by sagarkolekar ★ 11k
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Define Hamming distance, Hamming weight in the context of linear block code. Also explain linearity property and cyclic property of linear codes.
digital communication updated 3.3 years ago by sagarkolekar ★ 11k
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What is gram Schmitt orthogonalization procedure? Explain?
digital communication updated 3.3 years ago by sagarkolekar ★ 11k
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Viterbi decoding algorithm for convolution codes.
digital communication updated 3.3 years ago by sagarkolekar ★ 11k
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1.2k
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Draw the state diagram and Tree diagram
digital communication updated 3.1 years ago by sagarkolekar ★ 11k
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1.1k
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Explain briefly the different pulse modulation techniques.
digital communication updated 3.9 years ago by teamques10 ★ 69k
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Construct syndrome table for signal bit error patterns. Using syndromes, find error pattern and codeword for each of the following received vectors.
digital communication updated 3.3 years ago by sagarkolekar ★ 11k
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For a Quadrature Phase Shift Keying (QPSK), Explain the modulator, demodulator, Bandwidth and advantages.
digital communication updated 3.1 years ago by sagarkolekar ★ 11k
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What do you mean by an eye diagram? What is its purpose? Mention the four parameters observed from the eye pattern. Explain with the help of suitable illustration.
digital communication updated 3.1 years ago by sagarkolekar ★ 11k
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What are different decoding methods of convolutional codes? Explain any one in detail.
digital communication updated 3.1 years ago by sagarkolekar ★ 11k
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Explain the meaning of equalizer. How is equalization achieved? With the help of neat block diagram explain tapped delay line equalizer.
digital communication updated 3.1 years ago by sagarkolekar ★ 11k
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Derive the expression for entropy? When Is entropy maximum?
digital communication updated 3.1 years ago by sagarkolekar ★ 11k
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Explain the necessity of line codes for data transmission. State different types of line codes. Plot power spectral density of NRZ signal.
digital communication updated 3.1 years ago by sagarkolekar ★ 11k
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Describe coherent method of binary FSK signals. Also draw power spectra for BFSK modulated signal.
digital communication updated 3.1 years ago by sagarkolekar ★ 11k
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Compare systematic and non-systematic codes.
digital communication updated 3.1 years ago by sagarkolekar ★ 11k
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903
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10. State and explain the condition for orthogonality of the BFSK signal determine its spectrum and hence bandwidth requirement for transmission of signal.
digital communication updated 3.1 years ago by sagarkolekar ★ 11k
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Explain Line codes.
digital communication principles of communication network updated 3.2 years ago by pedsangini276 • 4.8k
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Design an encoder for systematic code generation and explain its working.
digital communication updated 3.1 years ago by sagarkolekar ★ 11k
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821
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State and explain maximum likelihood decision rule. Explain the function of correlator receiver.
digital communication updated 3.1 years ago by sagarkolekar ★ 11k
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796
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How is signal bandwidth spread in spread spectrum modulation?
digital communication updated 3.3 years ago by sagarkolekar ★ 11k
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Explain with the help of block diagrams and waveforms, the following techniques of spread communication. (a) Direct sequence (b) Frequency hopping.
digital communication updated 3.3 years ago by sagarkolekar ★ 11k
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791
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Describe the methodology used for estimating the run length of stochastic simulation?
digital communication updated 7.4 years ago by praveen9511 • 0
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783
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Find the code vectors, parity check matrix, and the error syndrome.
digital communication updated 3.3 years ago by sagarkolekar ★ 11k
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756
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i)Create a Huffman Tree for Huffman source coding technique to find the codeword and length of codewords for each source symbol.
digital communication updated 3.1 years ago by sagarkolekar ★ 11k
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