CT321 Digital Signal Processing Yash Vasavada Autumn 2016
- Slides: 15
CT-321 Digital Signal Processing Yash Vasavada Autumn 2016 DA-IICT Lecture 8 LSI Systems and DTFT 19 th August 2016
Review and Preview • Review of past lecture: – Convolution Operation – Relation to DTFT – Properties of DTFT and LSI Systems • Preview of this lecture: – Properties of DTFT and LSI Systems • Reading Assignment – OS, 3 rd Edition: Sections 1. 2 to 1. 4, and Sections 1. 6 to 1. 9 • Note: available in the library – PM: Sections 2. 1 to 2. 3 Yash Vasavada DA-IICT. Autumn 2016 CT-321. Lecture 8: 19 th August 2016. 2
Properties of LSI System (or, equivalently, of Convolution Operation) • Commutative: • Distributive: • Associative: Yash Vasavada DA-IICT. Autumn 2016 CT-321. Lecture 8: 19 th August 2016. 3
Properties of DTFT • Yash Vasavada DA-IICT. Autumn 2016 CT-321. Lecture 8: 19 th August 2016. 4
Properties of DTFT • Yash Vasavada DA-IICT. Autumn 2016 CT-321. Lecture 8: 19 th August 2016. 5
Properties of DTFT: Applications • Yash Vasavada DA-IICT. Autumn 2016 CT-321. Lecture 8: 19 th August 2016. 6
Properties of DTFT: Applications Multiplication and Convolution • Yash Vasavada DA-IICT. Autumn 2016 CT-321. Lecture 8: 19 th August 2016. 7
Yash Vasavada DA-IICT. Autumn 2016 CT-321. Lecture 8: 19 th August 2016. 8
Yash Vasavada DA-IICT. Autumn 2016 CT-321. Lecture 8: 19 th August 2016. 9
Yash Vasavada DA-IICT. Autumn 2016 CT-321. Lecture 8: 19 th August 2016. 10
Yash Vasavada DA-IICT. Autumn 2016 CT-321. Lecture 8: 19 th August 2016. 11
Yash Vasavada DA-IICT. Autumn 2016 CT-321. Lecture 8: 19 th August 2016. 12
Yash Vasavada DA-IICT. Autumn 2016 CT-321. Lecture 8: 19 th August 2016. 13
Properties of DTFT: Applications Time Shift and Symmetry: • Yash Vasavada DA-IICT. Autumn 2016 CT-321. Lecture 8: 19 th August 2016. 14
Properties of DTFT: Applications Frequency Shift • Yash Vasavada DA-IICT. Autumn 2016 CT-321. Lecture 8: 19 th August 2016. 15
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