Consider a generator matrix G for a nonsystematic (6, 3) code:
Consider a generator matrix G for a nonsystematic (6, 3) code:
Construct the code for this G, and show that dmin, the minimum distance between codewords is 3, Consequently, this code can correct at least one error.
Homework Answers
Consider the (5,2) linear binary code, C, with linear space of codewords spanned by the codewords...
Consider the (5,2) linear binary code, C, with linear space of codewords spanned by the codewords (1, 0, 1,1, 1) and (0, 1, 1, 1, 0). 4. Find all codewords in C, find the systematic generator matrix, G, and a parity check matrix, H, for the code. a. Determine dmin for the code and the code's weight distribution. Determine all codewords in the dual code, Cd . Find a systematic generator matrix, Ga, for the dual code, and corresponding parity...
Consider a (7, 4) code whose generator matrix is
Consider a (7, 4) code whose generator matrix isa) Find all the codewords of the code b) Find H, the parity check matrix of the code. c) Compute the syndrome for the received vector 1 101 1 0 1. Is this a valid code vector? d) What is the error-correcting capability of the code? e) What is the error-detecting capability of the code?
Let G- be a generator matrix for a block code (not necessarily a "good" code) a) b) c) What is th...
Let G- be a generator matrix for a block code (not necessarily a "good" code) a) b) c) What is the n, k, the rate and the bandwidth expansion for this code? Find the parity check matrix H )Build the standard array for the code. Assume the coset leaders are vectors with one "l", starting from the left side of the vector, i.e., the first coset leader will be (1 0...), the second (01 0 ...) starting again from the...
1. (30 points) Consider the systematic binary linear (6,3) code with generator matrix 1 0 01...
1. (30 points) Consider the systematic binary linear (6,3) code with generator matrix 1 0 01 1 0 G- 0 1 0 0 1 1 a) Determine the parity check matrix H of the code. b) What is the minimum distance of the code? How many errors can this code correct and detect? c) Show the results in b) using decoding table d) Find the most likely codeword, given that the noisy received codeword is 010101. e) Now suppose 001101...
1. Channel Coding We would like to add linear block code (3,6) using the generator matrix:...
1. Channel Coding We would like to add linear block code (3,6) using the generator matrix: 1 001 01 G-0 1 0 0 1 1 (a) (5 points) Determine the parity check matrix H (b) (20 points) What is the minimum distance of this code? How many error can this code correct? (c) (5 points) What is the code word for the data sequence 011000101111? (d) (20 points) If you receive the codeword 010001000010101010, what is the transmitted sequence?
Construct a standard array for the (5, 3) code given by the generator matrix: G-0 1011 Hint: It s...
(Applied Algebra
Construct a standard array for the (5, 3) code given by the generator matrix: G-0 1011 Hint: It should hove 4 rows and 8 columns
Construct a standard array for the (5, 3) code given by the generator matrix: G-0 1011 Hint: It should hove 4 rows and 8 columns
Let C be the code generated by the matrix [1 0 0 11 G= 0 1...
Let C be the code generated by the matrix [1 0 0 11 G= 0 1 0 2 over Fz. Lo 0 1 1] (i) How many codewords will have, and why? (ii) Give three distinct codewords of C and find their Hamming weights. (iii) List all the steps required for finding the minimum distance of any code. 7
1. The parity generator matrix for a Hamming (8,4) code is given by Toi 1 il...
1. The parity generator matrix for a Hamming (8,4) code is given by Toi 1 il 1 0 1 1 1 1 0 1 [1 1 1 0 (a) Compute the distance between all pairs of code words and show the distance of the code is 4. You may use MATLAB to do this. (b) Show that the difference between any pair of code words is a code word.
If the input is 8 bits and the convolution code can be considered as a (24, 8) block code, then what is the generator matrix G?
If the input is 8 bits and the convolution code can be considered as a (24, 8) block code, then what is the generator matrix G?
Write legibly to receive good rating. Consider a CRC code with a generator polynomial of g(x)...
Write legibly to receive good rating.
Consider a CRC code with a generator polynomial of g(x) -xSx21 a. (15 points) Show step by step (using the longhand division) how to find the codeword that corresponds to information bits of 10011 b. (15 points) Show the shift-register circuit that implements this CRC code. C. Suppose the codeword length is 10. Answer the following questions, with proper justifications i. (10 points) Give an example of undetectable error burst of length 9 ii....
Consider the (5,2) linear binary code, C, with linear space of codewords spanned by the codewords (1, 0, 1,1, 1) and (0, 1, 1, 1, 0). 4. Find all codewords in C, find the systematic generator matrix, G, and a parity check matrix, H, for the code. a. Determine dmin for the code and the code's weight distribution. Determine all codewords in the dual code, Cd . Find a systematic generator matrix, Ga, for the dual code, and corresponding parity...
Let G- be a generator matrix for a block code (not necessarily a "good" code) a) b) c) What is the n, k, the rate and the bandwidth expansion for this code? Find the parity check matrix H )Build the standard array for the code. Assume the coset leaders are vectors with one "l", starting from the left side of the vector, i.e., the first coset leader will be (1 0...), the second (01 0 ...) starting again from the...
1. (30 points) Consider the systematic binary linear (6,3) code with generator matrix 1 0 01 1 0 G- 0 1 0 0 1 1 a) Determine the parity check matrix H of the code. b) What is the minimum distance of the code? How many errors can this code correct and detect? c) Show the results in b) using decoding table d) Find the most likely codeword, given that the noisy received codeword is 010101. e) Now suppose 001101...
1. Channel Coding We would like to add linear block code (3,6) using the generator matrix: 1 001 01 G-0 1 0 0 1 1 (a) (5 points) Determine the parity check matrix H (b) (20 points) What is the minimum distance of this code? How many error can this code correct? (c) (5 points) What is the code word for the data sequence 011000101111? (d) (20 points) If you receive the codeword 010001000010101010, what is the transmitted sequence?
(Applied Algebra
Construct a standard array for the (5, 3) code given by the generator matrix: G-0 1011 Hint: It should hove 4 rows and 8 columns
Construct a standard array for the (5, 3) code given by the generator matrix: G-0 1011 Hint: It should hove 4 rows and 8 columns
Let C be the code generated by the matrix [1 0 0 11 G= 0 1 0 2 over Fz. Lo 0 1 1] (i) How many codewords will have, and why? (ii) Give three distinct codewords of C and find their Hamming weights. (iii) List all the steps required for finding the minimum distance of any code. 7
1. The parity generator matrix for a Hamming (8,4) code is given by Toi 1 il 1 0 1 1 1 1 0 1 [1 1 1 0 (a) Compute the distance between all pairs of code words and show the distance of the code is 4. You may use MATLAB to do this. (b) Show that the difference between any pair of code words is a code word.
If the input is 8 bits and the convolution code can be considered as a (24, 8) block code, then what is the generator matrix G?
Write legibly to receive good rating.
Consider a CRC code with a generator polynomial of g(x) -xSx21 a. (15 points) Show step by step (using the longhand division) how to find the codeword that corresponds to information bits of 10011 b. (15 points) Show the shift-register circuit that implements this CRC code. C. Suppose the codeword length is 10. Answer the following questions, with proper justifications i. (10 points) Give an example of undetectable error burst of length 9 ii....
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