Question 1 Show that C = {000, 111} is a linear code and C = {000, 001, 101} is not a linear code? Input S, S2 S, o Output Fig. 9.65. Question 2 (i)Determine the state diagram for the convolutional encoder shown in figure 9.65. Draw the Trellis diagram through the first set of steady state transitions. On the second Trellis diagram, show the termination of the Trellis to all-zero state. (ii) For the convolutional encoder arrangement shown in figure, draw the state diagram and hence trellis diagram. Determine output digit sequence for the data digits 11010100. What are the dimensions fo the code (n, k) and constraint length? Use Viterbi's algorithm to decode the sequence. 100 110 111 101 001 101 001 010 Compare the convenience of code tree, trellis diagram and state diagram from encoding and decoding of convolutional codes point of view.

Question 1 Show that C = {000, 111} is a linear code and C = {000, 001, 101} is not a linear code? Input S, S2 S, o Output Fig. 9.65. Question 2 (i)Determine the state diagram for the convolutional encoder shown in figure 9.65. Draw the Trellis diagram through the first set of steady state transitions. On the second Trellis diagram, show the termination of the Trellis to all-zero state. (ii) For the convolutional encoder arrangement shown in figure, draw the state diagram and hence trellis diagram. Determine output digit sequence for the data digits 11010100. What are the dimensions fo the code (n, k) and constraint length? Use Viterbi's algorithm to decode the sequence. 100 110 111 101 001 101 001 010 Compare the convenience of code tree, trellis diagram and state diagram from encoding and decoding of convolutional codes point of view.

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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3
Answer must be correct and proper and must fast as possible
Distinguish between a truth table, a state table, a characteristic table, and an excitation table. Also, differentiate between a Boolean equation, a state equation, a characteristic equation, and a flip-flop input equation.
QUESTION 3 a) Given the Boolean expression: ABC + AC + (A + B). AC = 1 Prove the above expression using Boolean algebra and DeMorgan's theorem
1. Obtain minimized SOP and POS for the following logic function: Z(A,B,C,D,E,F)=Em(0,1,2,3,4,7,9,12,14,16,17,20,23,26,27,28,31,34,35,36,37,39,41,46,49,52,53,57,60,61,63)+ Ed(6,22,38,42,43,44,45,50,51) Input type should be terms. Type how many variables and function, and choose Enter Names under Variable and Function Names Tab to change variable names Input terms format should match Logic Aid guideline. For example, for the function Z = Em(1,3)+ Σd(2,6) the input would be "1 3,,2 6." See "Help" for more information. In the simplification box select the correct SOP or POS form. In the simplification box use "Petrick-All Minimal Solutions" to obtain SOP and use "PI Chart-One Irredundant Solutions" to obtain POS.
Q.2 Write an expression that is a 1 when one or more of its variables (A, B, C, D, and E) are 0s. Q3 Write an expression that is a 0 when one or more of its variables (A, B, and C) are Os.
Computer science Digital electronics
4. Convert the following truth table to simplified ladder logic using a Karnaugh map AND Bool- ean equations. The inputs are A, B, C and D and the output is X. A В C D X 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
Plz help
Do the circuits in Fig. 2-5 and Fig. 2-6 perform the same logic function? Explain your answer.
Q16 i) For the logic diagram shown in Figure Q16i, predict the logic function of X. B Figure Q16i ii) Simplify X and prove it is 1.
1. Given a Boolean function E(02456) F(x,y, z) = а. Make a truth table b. Write an equation in the canonical SOP form. c. Write an equation in canonical POS form.