BEC403 Signal System Syllabus
AKTU B.Tech · 4th Semester · Unit-wise syllabus (effective 2023-24)
BEC403 Signal System (also written as KEC403) is a subject in Semester 4 of the AKTU B.Tech programme, prescribed by Dr. A.P.J. Abdul Kalam Technical University. It carries 4 credits with an L-T-P of 3-1-0. The syllabus is divided into 5 units: Text/Reference books. The complete unit-wise topic list, course outcomes and reference books are given below, taken from the official AKTU syllabus effective from 2023-24.
BEC403 Subject Details
| Subject Code | BEC403 / KEC403 |
|---|---|
| Subject Name | Signal System |
| University | Dr. A.P.J. Abdul Kalam Technical University (AKTU) |
| Course | B.Tech (Bachelor of Technology) |
| Year / Semester | 2nd Year · 4th Semester |
| Credits | 4 |
| L-T-P | 3-1-0 |
| Total Units | 5 |
| Scheme Effective From | 2023-24 |
| Last Verified | 2026-08-15 |
BEC403 Signal System Unit-Wise Syllabus
Official AKTU syllabus (effective 2023-24) — 5 units.
Unit 1
Signals and systems as seen in everyday life, and in various branches of engineering 8 and science, energy and power signals, continuous and discrete time signals, continuous and discrete amplitude signals, system properties: linearity, additivity and homogeneity, shift-invariance, causality, stability, realizability.
Unit 2
Linear shift-invariant (LSI) systems, impulse response and step response, convolution, 8 input-output behaviour with aperiodic convergent inputs, characterization of causality and stability of linear shift invariant systems, system representation through differential equations and difference equations, Periodic and semi-periodic inputs to an LSI system, the notion of a frequency response and its relation to the impulse response
Unit 3
Fourier series representation, Fourier transform, convolution/multiplication and their 8 effect in the frequency domain, magnitude and phase response, Fourier domain duality , Discrete-Time Fourier Transform (DTFT) and the Discrete Fourier transform (DFT), Parseval's Theorem, the idea of signal space and orthogonal bases, the Laplace transform, notion of Eigen functions of LSI systems, a basis of Eigen functions, region of convergence, poles and zeros of system, Laplace domain analysis, solution to differential equations and system behaviour.
Unit 4
The z-Transform for discrete time signals and systems-Eigen functions, region of convergence, z-domain analysis.
Unit 5: Text/Reference books
The sampling theorem and its implications- spectra of sampled signals, reconstruction: 8 ideal interpolator, zero-order hold, first-order hold, and so on, aliasing and its effects, relation between continuous and discrete time systems. Text/Reference books: 1. A.V. Oppenheim, A.S. Willsky and I.T. Young, "Signals and Systems," Pearson, 2015. 2. R.F. Ziemer, W.H. Tranter and D.R. Fannin, "Signals and Systems - Continuous andDiscrete," 4th edition, Prentice Hall, 1998. 3. B.P. Lathi, "Signal Processing and Linear Systems," Oxford University Press, 1998. 4. Douglas K. Lindner, "Introduction to Signals and Systems," McGraw Hill InternationalEdition: 1999. 5. Simon Haykin, Barry van Veen, "Signals and Systems," John Wiley and Sons (Asia)Private Limited, 1998. 6. V. Krishnaveni, A. Rajeswari, “"Signals and Systems," Wiley India Private Limited,2012. 7. Robert A. Gabel, Richard A. Roberts, "Signals and Linear Systems," John Wiley andSons, 1995. 8. M. J. Roberts, "Signals and Systems - Analysis using Transform methods andMATLAB," TMH, 2003. 9. J. Nagrath, S. N. Sharan, R. Ranjan, S. Kumar, "Signals and Systems," TMH New Delhi,2001. 10. A. Anand Kumar, “Signals and Systems,” PHI 3rd edition, 2018. 11. D. Ganesh Rao, K.N. Hari Bhat, K. Anitha Sheela, “Signal, Systems, and StochasticProcesses,” Cengage publication, 2018.
BEC403 Reference Books
- Analyze different types of signals.
- Analyze linear shift-invariant (LSI) systems.
- Represent continuous and discrete systems in time and frequency domain using Fourierseries
- Analyze discrete time signals in z-domain.
- Study sampling and reconstruction of a signal.
Frequently Asked Questions about BEC403
What is the syllabus of BEC403 Signal System?
The AKTU BEC403 Signal System syllabus is divided into 5 units: Text/Reference books. The complete topic list for each unit is published on this page, taken from the official Dr. A.P.J. Abdul Kalam Technical University syllabus effective from 2023-24.
How many units are there in BEC403?
BEC403 Signal System has 5 units in the AKTU syllabus, with an L-T-P (Lecture-Tutorial-Practical) structure of 3-1-0 and 4 credits.
Is BEC403 the same subject as KEC403?
Yes. AKTU renumbered its B.Tech subject codes from the 2022-23 session onwards, so the same subject appears as BEC403 and KEC403 depending on the scheme year. The syllabus content is the same.
Which semester is BEC403 taught in?
BEC403 Signal System is taught in Semester 4 of the 2nd year of the AKTU B.Tech programme.
How many credits is BEC403 worth?
BEC403 Signal System carries 4 credits in the AKTU evaluation scheme, with an L-T-P of 3-1-0.
Where can I download BEC403 previous year question papers?
All AKTU BEC403 Signal System previous year question papers are available to download free on Ryzenstudy, with no login or registration required.
Is this the official AKTU syllabus for BEC403?
Yes. Every topic on this page is taken from the official Dr. A.P.J. Abdul Kalam Technical University syllabus document (AKTU B.Tech 2nd Year Electronics and Computer Engineering Syllabus), effective from 2023-24. A direct link to the original AKTU PDF is provided at the top of this page. Last verified on 2026-08-15.
Related AKTU Syllabus
Source: Dr. A.P.J. Abdul Kalam Technical University official syllabus — AKTU B.Tech 2nd Year Electronics and Computer Engineering Syllabus, effective from 2023-24. Ryzenstudy is not affiliated with AKTU. Content last verified on 2026-08-15.