GATE 2023 Syllabus for Electronics and Communication Engineering (ECE)

Nov 21, 2022, 16:45 IST

Candidates who seek to ace the Electronics and Communication Engineering paper of the Gate 2023 can review the topics and concepts covered under the subject for the exam. This article contains information about the GATE 2023 Exam Syllabus for Electronics And Communication Engineering (ECE). The link is also available for download in PDF form.

GATE 2023 Syllabus for Electronics and Communication Engineering (ECE)

Students would be able to study more carefully for the GATE Exam for Electronics and Communication Engineering if they are aware of the entire GATE 2023 Exam Syllabus. They can improve their exam preparations by focusing more on the topics with more marks weightage according to the GATE 2023 Syllabus.

Graduate Aptitude Test in Engineering (GATE) is an all-India postgraduate entrance exam for engineering graduate students. This entrance exam is used to assess students' overall abilities. Usually, the GATE exam is administered by the Indian Institute of Science, Bangalore, in collaboration with seven other Indian Institute of Technology (IIT) located throughout India.The next GATE Entrance Exam, which is held every year in February, is scheduled to take place in February 2023.

About GATE Exam

The Graduate Aptitude Test in Engineering is a national test that is authorised and administered in eight regions across the country. The GATE Committee, faculty members from IISc, and seven other IITs administer the exam on behalf of the Ministry of Human Resources Development, National Coordinating Board, and Department of Education. The GATE exam is designed to assess students' knowledge in subjects such as engineering and science.

The GATE scorecard is also used by a number of PSUs (Public Sector Undertakings) to recruit candidates for prestigious jobs at Indian Oil, GAIL, and Hindustan Petroleum, among others.

GATE ECE Exam Pattern 2023

Candidates who aspire to ace the GATE exams will find the exam pattern of GATE ECE 2023. Along with the GATE Exam Syllabus for Electronics and Communications Engineering, the marking scheme will help the students to prepare well accordingly. Here’s the pattern of the examination which can help the students to boost their confidence.

Particulars Details
Mode of Exam Online
Number of Questions 65
Duration of Exam 3 hours
Pattern of Questions
  • Multiple Choice Questions (MCQs)
  • Numerical Answer Type Questions (NAT)
Marking Scheme
  • For MCQ’s -Test Paper carry 1 mark and 2 marks for questions with 1/3 and 2/3 negative marking for incorrect answers respectively.
  • For NAT - There will be no negative marking.
Number of Sections
  • Section 1- General Aptitude
  • Section 2 – Engineering Mathematics and Technical Questions.
Topic wise weightage
  • General Aptitude – 15%
  • Engineering Mathematics – 15%
  • Technical Questions – 70%

GATE Syllabus for ECE 2023

IIT Delhi has released the GATE Electronics and Communication Engineering Syllabus. If you're a GATE candidate, simply look for the GATE EC Engineering exam syllabus before you start studying. The topics and sub-topics that must be covered for each subject in the GATE 2023 Electronics and Communication Engineering discipline are detailed below. Ensure that candidates are familiar with the following sections of the Electronics and Communication Engineering paper.

Candidates who are planning to appear for the GATE 2023 Electronics and Communication Engineering Exam should review the syllabus provided below. This would aid them in their exam preparation.Gate syllabus is mainly divided into two parts -

  • General Aptitude (GA)
Topics Syllabus
Verbal Aptitude
  • English grammar
  • Vocabularies
  • Reading and comprehension
  • Narrative sequencing
Quantitative Aptitude
  • Data interpretation
  • 2 & 3-dimensional plots
  • Maps & tables
  • Numerical computation & estimation that

includes ratios, percentages, powers, exponents & logarithms

  • Permutations & combinations
  • Mensuration & geometry
  • Elementary statistics & probability
Analytical Aptitude
  • Logic: Deduction & induction Analogy
  • Numerical relations & reasoning
Spatial Aptitude
  • Transformation of shapes like translation, mirroring , rotation & scaling
  • Assembling & grouping
  • Paper folding, cutting, and patterns (2 & 3 dimensions)
  • Technical Subjects
Subject Name Sub-topics Syllabus
Engineering Mathematics Linear Algebra
  • Linear dependence and independence
  • Vector space
  • Matrix algebra, eigen values and eigen vectors
  • Solution of linear equations- existence and uniqueness
  • Rank .
  • Mean value theorems
  • Theorems of integral calculus
  • Evaluation of definite and improper integrals
  • Partial derivatives, maxima and minima
  • Multiple integrals, line, surface and volume integrals
  • Taylor series
Differential Equations
  • First order equations (linear and nonlinear)
  • Higher order linear differential equations
  • Cauchy's and Euler's equations
  • Methods of solution using variation of parameters
  • Complementary function and particular integral
  • Partial differential equations
  • Variable separable method
  • initial and boundary value problems
Vector Analysis
  • Vectors in plane and space
  • Vector operations
  • Gradient, divergence and curl
  • Gauss's, Green's and Stokes’ theorems.
Complex Analysis
  • Analytic functions
  • Cauchy’s integral theorem
  • Cauchy’s integral formula, sequences, series, convergence tests
  • Taylor and Laurent series, residue theorem.
Probability and Statistics
  • Mean, median, mode, standard deviation
  • Combinatorial probability
  • Probability distributions
  • Binomial distribution
  • Poisson distribution
  • Exponential distribution
  • Normal distribution
  • Joint and conditional probability.
Networks , Signal & Systems Circuit Analysis
  • Node and mesh analysis
  • Superposition, Thevenin's theorem, Norton’s theorem & reciprocity.
  • Sinusoidal steady state analysis: phasors, complex power
  • Maximum power transfer.
  • Time and frequency domain analysis of linear circuits such as 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
  • 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, their impulse response & convolution, poles & zeroes,
  • Frequency response, group delay, phase delay
Electronic Devices Semiconductors
  • Energy bands in semiconductors
  • Equilibrium carrier concentration
  • Direct and indirect band-gap semiconductors
Carrier Transport
  • Diffusion current & drift current
  • Mobility and resistivity
  • Generation and recombination of carriers
  • Poisson and continuity equations.
  • P-N junction & Zener diode
  • BJT, MOS capacitor & MOSFET
  • LED, photo diode & solar cell
Analog Circuits Diode Circuits
  • Clipping, clamping & rectifiers
  • Biasing
  • Ac coupling, small signal analysis & frequency response
  • Current mirrors & differential amplifiers
Op-amp Circuits
  • Amplifiers
  • Summers, differentiators & integrators
  • Active filters
  • Schmitt triggers & oscillators
Digital Circuits Number Representations
  • Binary Number system
  • Integer & floating-point- numbers
Combinatorial circuits
  • Boolean algebra
  • Minimization of boolean functions using Boolean identities & Karnaugh map
  • Logic gates & their static CMOS implementations
  • Arithmetic circuits
  • Code converters
  • Multiplexers & decoders.
Sequential Circuits
  • Latches & flip-flops
  • Counters & shift-registers
  • Finite state machines
  • Propagation delay & critical path delay
  • Setup and hold time
Data Converters Semiconductor
  • Sample & hold circuits
  • ADCs & DACs
  • ROM
  • SRAM
  • DRAM
Computer Organization
  • Machine instructions & addressing modes
  • ALU, data-path & control unit
  • Instruction pipelining
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 & Nyquist stability criteria
  • Bode and root-locus plots
  • Lag, lead & laglead compensation
  • State variable model
  • Solution of state equation of LTI systems.
Communications Random Processes
  • Auto correlation & power spectral density
  • Properties of white noise
  • Filtering of random signals through LTI systems.
Analog Communications
  • Amplitude modulation & demodulation
  • Angle modulation & demodulation
  • Spectra of AM & FM
  • Super heterodyne receivers.
Information Theory
  • Entropy
  • Mutual information
  • Channel capacity theorem
Digital Communications
  • Digital modulation schemes (ASK, PSK, FSK, QAM) & their bandwidth
  • Inter-symbol interference,
  • MAP & ML detection,
  • Matched filter receiver
  • SNR and BER
Fundamentals of error correction
  • Hamming codes
  • CRC.
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.
Waveguides and Antenna
  • Rectangular and circular waveguides
  • Light propagation in optical fibers
  • Dipole and monopole antennas
  • Linear antenna arrays.


This article was all about Gate 2023 Electronics and Communication Syllabus. For better understanding, start with your syllabus and follow all the preparation tips for better performance in the gate examination. Pick out the most suitable ones accordingly. Also, check the exam pattern before going for the Gate 2023 exam.If you have any queries then feel free to ask in the comment section.

Frequently Asked Questions (FAQ)

Q1. What is the full form of GATE ?

Ans. Graduate Aptitude Test in Engineering.

Q2. How many papers can a student apply for Gate 2023 ?

Ans. Students can apply for 1 of the 29 papers for gate 2023.

Q3. Is it compulsory for bringing the gate application form to gate zonal offices during the gate 2023 exam ?

Ans. No

Q4. Can I fill multiple application forms with the same email id ?

Ans. No

Q5. Can I apply for how many GATE Exam Papers?

Ans. A candidate may apply for one or more of the 29 papers listed in the GATE information brochure or on the GATE website. The candidate will be responsible for selecting the appropriate paper. Further guidelines in this regard are provided below:

  • The candidate is expected to choose a paper that is relevant to the discipline of his or her qualifying degree.
  • The candidate may also select any other paper from the approved combination based on his or her admission plan, while keeping in mind the eligibility criteria of the institutions to which he or she wishes to apply.
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