GATE Electronics & Communication Syllabus

Getting ready for the GATE Electronics and Communications Engineering Exam? While preparing for the GATE EC Exam, it is pivotal to check the EC syllabus, as it helps you identify the important subject areas and maximize scoring opportunities.

GATE Electronics and Communications syllabus includes 3 sections, namely:

  • General Aptitude
  • Engineering Mathematics
  • Electronics and Communication Engineering Questions

The organizing body of the GATE 2023 Exam, IIT Kanpur, will release the updated syllabus on their official website. In this article, we have provided the topic-wise Electronics and Communications Engineering syllabus to help candidates prepare efficiently for the GATE 2023 EC Exam.

GATE 2023 Electronics and Communications Engineering Syllabus

1. What is the GATE 2023 Electronics and Communications Engineering Syllabus?

The GATE 2023 EC Exam Syllabus will be posted on the official GATE website along with the official notification. It is unlikely that the GATE EC Syllabus will undergo significant changes. There are a total of 9 sections in the GATE EC Syllabus, and they are as follows:

  1. General Aptitude
  2. Engineering Mathematics
  3. Networks, Signals, and Systems
  4. Electronic Devices
  5. Analog Circuits
  6. Digital Circuits
  7. Control Systems
  8. Communications
  9. Electromagnetics

In the GATE question paper for Electronics and Communications Engineering, there are two mandatory sections - General Aptitude and Engineering Mathematics. Usually, the General Aptitude section carries 15 marks, and the Engineering Mathematics section holds 13 marks, while questions from Mechanical Engineering subjects make up the remaining 72 marks.

Let us explore all 9 sections individually in detail.

2. GATE 2023 Electronics and Communications Engineering Syllabus

There are two mandatory sections in the GATE 2023 Electrical Engineering paper, which are General Aptitude and Engineering Mathematics.

2.1 General Aptitude

The General Aptitude section of the GATE Exam is common to all 29 GATE papers, and it tests a candidate's numerical and verbal abilities. The topics covered in the General Aptitude section of the GATE Electronics and Communications Engineering syllabus are:

Subject Topics Sub-Topics
General Aptitude (Mandatory Section) Numerical Ability Numerical Computation
Numerical Estimation
Logical Reasoning
Data Interpretation
Verbal Ability English Grammar
Sentence Completion
Verbal Analogies
Word Groups Instructions
Critical Reasoning
Verbal Deduction
2.2 Engineering Mathematics

Similar to the General Aptitude section, this section is common for all 29 GATE papers. Both General Aptitude and Engineering Mathematics can be high-scoring sections if you prepare effectively and understand the concepts.

The topics covered in the Engineering Mathematics section of the GATE Electronics and Communications Engineering syllabus are:

Subject Topics Sub-Topics
Engineering Mathematics (Mandatory Section) Linear Algebra Matrix Algebra
Systems of Linear Equations
Eigen Values & Eigen Vectors
Calculus Functions of Single Variable
Limit, Continuity, and Differentiability
Mean Value Theorems
Local Maxima and Minima
Taylor and Maclaurin Series
Evaluation of Definite and Indefinite Integrals
Application of Definite Integral to Obtain Area and Volume
Partial Derivatives, Total Derivatives, Directional Derivatives
Gradient, Divergence, and Curl
Vector Identities
Line, Surface, and Volume Integrals
Ordinary Differential Equations (ODE) First Order (Linear and Non-Linear) Equations
Higher Order Linear Equations with Constant Coefficients
Euler-Cauchy Equations
Initial and Boundary Value Problems
Partial Differential Equations (PDE) Fourier Series
Separation of Variables
Solutions of One-dimensional Diffusion Equation
First- and Second-Order One-dimensional Wave Equation & Two-dimensional Laplace Equation
Probability & Statistics Sampling Theorems
Conditional Probability
Random Variables: Discrete and Continuous, Poisson and Normal Distributions
Descriptive Statistics - Mean, Median, Mode, and Standard Deviation
Linear Regression
Numerical Methods Error Analysis
Numerical Solutions of Linear and Non-linear Algebraic Equations
Numerical Differentiation
Newton's and Lagrange Polynomials
Integration by Trapezoidal and Simpson's Rule
Single and Multi-step Methods for First-Order Differential Equations
2.3. Networks, Signals, and Systems

A signal is a single-valued function of time that conveys information. A system is any process that produces an output signal in response to an input signal. The concepts included in the Networks, Signals, and Systems section of the GATE EC Syllabus are:

Subject Topics Sub-Topics
Networks, Signals, and Systems Circuit Analysis Node and Mesh Analysis, Superposition, Thevenin's Theorem, Norton's Theorem, Reciprocity
Steady-State Analysis: Phasors, Complex Power, Maximum Power Transfer
Time and Frequency Domain Analysis of Linear Circuits: RL, RC, and RLC Circuits, Solution of Network Equations using Laplace Transform
Linear 2 Port Network Parameters, Wye-Delta Transformation
Continuous-Time Signals Fourier Series and Fourier Transform, Sampling Theorem and Applications
Discrete-Time Signals DTFT, DFT, Z-Transform, Discrete-Time Processing of Continuous-Time Signals.
LTI Systems: Definition and Properties, Causality, Stability, Impulse Response, Convolution, Poles and Zeroes, Frequency Response, Group Delay, Phase Delay
2.4. Electronic Devices

Electronic Devices are active components to control electron flow for the purpose of information processing and system control. The concepts covered in the Electronic Devices section of the GATE EC Syllabus are:

Subject Topics Sub-Topics
Electronic Devices Electronic Devices Energy Bands in Intrinsic and Extrinsic Semiconductors
Equilibrium Carrier Concentration
Direct and Indirect Band-Gap Semiconductors
Carrier Transport Diffusion, Drift Current, Mobility, and Resistivity
Generation and Recombination of Carriers
Poisson and Continuity Equations
Electronic Devices P-N Junction Zener Diode, BJT, MOS Capacitor, MOSFET, LED, Photo Diode, and Solar Cell
2.5. Analog Circuits

Analog Circuits function by transmitting continuous voltage or current as a signaling method. The topics included in the Analog Circuits section of the GATE EC Syllabus are:

Subject Topics Sub-Topics
Analog Circuits Diode Circuits Clipping, Clamping, and Rectifiers
BJT and MOSFET Amplifiers Biasing, AC Coupling, Small Signal Analysis, Frequency Response
Current Mirrors and Differential Amplifiers
Op-Amp Circuits Amplifiers, Summers, Differentiators, Integrators, Active Filters, Schmitt Triggers, and Oscillators
2.6. Digital Circuits

Digital Circuits are an integral component of digital electronics. Digital Circuits are used to transmit power signals to different parts of an electronic device. The topics included in the Digital Circuits section of the GATE EC Syllabus are::

Subject Topics Sub-Topics
Digital Circuits Numerical Representations Binary, Integer, and Floating-Point Numbers
Combinational Circuits: Boolean Algebra, Minimization of Functions using Boolean Identities and Kamaugh Map
Logic Gates and their Static CMOS Implementations
Arithmetic Circuits, Code Converters, Multiplexers, decoders
Sequential Circuits Latches and Flip-Flops, Shift-Registers, Finite State Machines, Propagation Delay, Setup and Hold Time, Critical Path Delay
Data Converters Sample and Hold Circuits, ADCs and DACs
Semiconductor Circuits ROM, SRAM, DRAM
Computer Organization Machine Instructions and Addressing Modes, ALU, Data-Path and Control Unit, Instruction Pipelining
2.7. Control Systems

A Control System manages, commands, directs, or regulates the behavior of other devices or systems using control loops. The topics covered in the Control Systems section of the GATE EC Syllabus are:

Subject Topics Sub-Topics
Control Systems Control Systems Basic Control System Components; Feedback Principle; Transfer Function; Block Diagram Representation; Signal Flow Graph; Transient and Steady-State Analysis of LTI Systems; Frequency Response; Routh-Hurwitz and Nyquist Stability Criteria; Bode and Root-Locus Plots
2.8. Communications

Communication is a branch of science that deals with the efficient and reliable transmission of information over noisy channels. The topics covered in the Communications section of the GATE EC Syllabus are:

Subject Topics Sub-Topics
Communications Random Processes Auto Correlation and Power Spectral Destiny, Properties of White Noise, Filtering of Random Signals through LTI Systems
Analog Communications Amplitude Modulation and Demodulation, Spectra of AM and FM, Superheterodyne Receivers
Information Theory Entropy, Mutual Information and Channel Capacity Theorem
Digital Communications PCM, DPCM, Digital Modulation Schemes (ASK, PSK, FSK, QAM), Bandwidth, Inter-Symbol Interference, MAP, ML Detection, Matched Filter Receiver, SNR and BER.
Fundamentals of Error Correction, Harming Codes, CRC
2.9. Electromagnetics

Electromagnetics is a branch of physics that explains how electric charges and currents create electric and magnetic fields. The Electromagnetics section of the GATE EC Syllabus is:

Subject Topics Sub-Topics
Electromagnetics Maxwell's Equations Differential and Integral Forms and their Interpretation, Boundary Conditions, Wave Equation, Poynting Vector
Plane Waves and Properties Reflection and Refraction, Polarization, Phase and Group Velocity, Propagation through Various Media, Skin Depth
Transmission Lines Equations, Characteristic Impedance, Impedance Matching, Impedance Transformation, S-Parameters, Smith Chart
Rectangular and Circular Waveguides, Light Propagation in Optical Fibers, Dipole and Monopole Antennas, Linear Antenna Arrays

GATE Question Papers 2023

Now that you have checked the GATE Exam Syllabus, enhance your preparation by practicing using GATE Exam question papers.

Candidates can now download the unofficial GATE 2023 question paper for EC from this page once official GATE website has released them.

Keep following our page to check GATE 2023 CE, CS, EE, ME, and IN questions papers.

3. GATE Electronics and Communications Engineering 2023 Books

Acquiring the best GATE ECE books is essential for optimal preparation and scoring high in the GATE Exam. Here are some of the highly rated GATE EC books that help you in your GATE Exam prep.

GATE Electronics and Communications Engineering 2023 Books
Name of the Book Author
Semiconductor Physics and Devices Donald A. Neamen 
Integrated Electronics Jacob Millman, Christos C. Halkias
Signals & Systems Alan V. Oppenheim, Alan S. Willsky, S. Hamid Nawab
Digital Logic & Computer Design M. Morris Mano
Microelectronic Circuits: Theory Adel S. Sedra, Kenneth C. Smith
Modern Digital and Analog Communications Systems B.P. Lathi
Control Systems Engineering M. Gopal, I.J. Nagrath
Principles of Electromagnetics Matthew N.O. Sadiku
Network Analysis Mac Van Valkenburg
Fundamental of Electric Circuits Charles K. Alexander, Matthew N.O. Sadiku

4. GATE 2023 EC Exam Pattern

After analyzing the GATE Electronics and Communications syllabus, it is also important to examine the GATE ME Exam pattern to know more about the exam and prepare accordingly. Find the GATE ME Exam pattern below.

GATE Electronics & Communications Engineering Paper Code EC
Examination Mode Online - Computer-Based Test
No. of Questions 65
Total Marks 100
Question Types Multiple Choice Questions (MCQ), Multiple Style Questions (MSQ), & Numerical Answer Types (NAT)
Exam Duration 3 Hours (180 Minutes)
Sectional Time-limit None
Number of Sections 3 (General Aptitude, Engineering Mathematics, ECE Topics)
Section-wise Weightage General Aptitude - 15 Marks
Engineering Mathematics - 13 Marks
ECE Subjects - 72 Marks
Marking Scheme 1 Marks/ 2 Marks for each correct answer

5. Frequently Asked Questions - GATE 2023 Electronics and Communications Engineering Syllabus

The GATE EC Syllabus will be available in PDF format, and it can be downloaded from the official GATE 2023 website.
There are 9 sections in the GATE EC Syllabus, including the two mandatory sections – General Aptitude and Engineering Mathematics.
It is unlikely there will be any changes in the GATE 2023 EC Syllabus.
GATE candidates can download the latest syllabus from the official GATE website. We have also posted the updated syllabus on our website.
The General Aptitude and Engineering Mathematics sections are mandatory sections.

Takeaway Thoughts

We hope the information presented on this page gives you much-needed clarity on the GATE 2023 EC Engineering syllabus. Analyzing the syllabus can help you identify the important subject areas and score high in the GATE EC Exam. Join an online GATE coaching program to increase your chances of achieving a top rank in the GATE EC Exam.

All the Best!!

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