Exam Details
| Subject | speech signal processing | |
| Paper | ||
| Exam / Course | b.tech | |
| Department | ||
| Organization | Vardhaman College Of Engineering | |
| Position | ||
| Exam Date | November, 2017 | |
| City, State | telangana, hyderabad |
Question Paper
(AUTONOMOUS)
B. Tech VIII Semester Supplementary Examinations, November 2017
(Regulations: VCE-R11/R11A)
SPEECH SIGNAL PROCESSING
(Electronics and Communication Engineering)
Date: 18 November, 2017 AN
Time: 3 hours
Max Marks: 75
Answer ONE question from each Unit
All Questions Carry Equal Marks
Unit I
1.
With the help of block diagram explain discrete time speech signal processing.
7M
Describe the applications of speech signal processing.
8M
2.
Explain wave propagation in concatenated lossless tube.
8M
Derive the transfer function of lossless tube model.
7M
Unit II
3.
Explain the method of finding LPC coefficients using autocorrelation method.
8M
Identify the Levinson Recursion and its associated properties.
7M
4.
With the schematic, explain the lattice formulation of linear prediction solution.
8M
Describe synthesis of pole zero speech models.
7M
Unit III
5.
Describe the criterion of goodness of time and frequency domain.
7M
Describe error minimization using autocorrelation method.
8M
6.
Give frequency domain interpretation of pole zero speech models.
8M
Explain glottal flow derivative model.
7M
Unit IV
7.
Determine Homomorphic systems for convolution.
8M
What is meant by complex cepstrum of unvoiced speech?
7M
8.
Explain the impulse train convolved with rational z-transforms sequences.
8M
What is meant by complex cepstrum of voiced speech? Explain the related parameters and equations.
7M
Unit V
9.
Explain the general frame work for homomorphic analysis/synthesis.
8M
Analyze the homomorphic synthesis based on mixed phase deconvolution.
7M
10.
What is cepstrum? What is the role of complex cepstrum in speech analysis?
8M
Describe the properties of complex cepstrum.
7M
B. Tech VIII Semester Supplementary Examinations, November 2017
(Regulations: VCE-R11/R11A)
SPEECH SIGNAL PROCESSING
(Electronics and Communication Engineering)
Date: 18 November, 2017 AN
Time: 3 hours
Max Marks: 75
Answer ONE question from each Unit
All Questions Carry Equal Marks
Unit I
1.
With the help of block diagram explain discrete time speech signal processing.
7M
Describe the applications of speech signal processing.
8M
2.
Explain wave propagation in concatenated lossless tube.
8M
Derive the transfer function of lossless tube model.
7M
Unit II
3.
Explain the method of finding LPC coefficients using autocorrelation method.
8M
Identify the Levinson Recursion and its associated properties.
7M
4.
With the schematic, explain the lattice formulation of linear prediction solution.
8M
Describe synthesis of pole zero speech models.
7M
Unit III
5.
Describe the criterion of goodness of time and frequency domain.
7M
Describe error minimization using autocorrelation method.
8M
6.
Give frequency domain interpretation of pole zero speech models.
8M
Explain glottal flow derivative model.
7M
Unit IV
7.
Determine Homomorphic systems for convolution.
8M
What is meant by complex cepstrum of unvoiced speech?
7M
8.
Explain the impulse train convolved with rational z-transforms sequences.
8M
What is meant by complex cepstrum of voiced speech? Explain the related parameters and equations.
7M
Unit V
9.
Explain the general frame work for homomorphic analysis/synthesis.
8M
Analyze the homomorphic synthesis based on mixed phase deconvolution.
7M
10.
What is cepstrum? What is the role of complex cepstrum in speech analysis?
8M
Describe the properties of complex cepstrum.
7M
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