Question

3. State and explain channel capacity theorem. (4 marks) a) b) The probabilities of occurrence of various letters of the English alphabet are given below: A 0.091, M 0.001, P = 0.040, X= 0.001 What letter(s) convey(s) the maximum amount of information? Compute this information content (6 marks) c) An information source is to transmit the message MALAYSIA" repeatedly. What are the codewords needed at the decoder when the message is encoded using Huffman coding? Find the coding efficiency (10 marks)

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Answer 1

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So we have chann el Caracity theo Yem Stis related with chapnel baw mus at ntoamadion TH'S hand le ike intormaHon Can hond ing cafacity at choone Shamon SKnawn as Capaeiny for mula CB1o C+ SNR) bitsec 2 whese iy CA chonnel Capa B Bondwidt ratio to haise SNR Signal SAR S Yatia t Watt wadt mat in dB hcrea se S So, chonnel Capaci ny as avallabe bandwiot 1nr0se SNR increasey

MOO.001 loA 0, f 9.040 / Totormadion Heory concept Safs higher papbasiliy lwef the intor madton (ess pobabifity nves So, (ettet wh intor mation marimym have we bi'ts uhere IA Intormati @P Panbability ot (etet tor 0.00

J bits ingomadtion lab 3.36