GATE EC 2026 : Syllabus

GATE ECE 2026 : Syllabus

GATE Electronics & Communication Engineering Syllabus 2026 is now available on the official IISc Bangalore website gate2026.iitg.ac.in. If you are preparing for the Graduate Aptitude Test in Engineering (GATE) 2026, you can easily check the Electronics & Communication Engineering Syllabus.

The GATE question paper for Electronics & Communication Engineering mainly consists of two sections:

• General Aptitude
• Engineering Mathematics

👉 GATE EC Syllabus 2026 - Download PDF

GATE Syllabus for Electronics & Communication Engineering ECE 2026

This syllabus covers all the important subjects and topics that are required to be known for the exam. You can make a great study plan by reading the GATE 2026 ECE syllabus carefully and understanding its weightage.

Subjects	Topics of GATE ECE Syllabus 2026
GATE ECE 2026 Syllabus for General Aptitude (Mandatory)	Verbal Ability Syllabus English Grammar Sentence Completion Verbal Analogies Word Groups Instructions Critical Reasoning And Verbal Deduction, etc. Numerical Ability Numerical Computation Numerical Estimation Numerical Reasoning And Data Interpretation, etc.

GATE ECE 2026 Electronics & Communication Engineering Syllabus

Section 1: Engineering Mathematics

Topics	Subtopics
Linear Algebra	Vector space, basis, linear dependence & independence, matrix algebra, eigenvalues & eigenvectors, rank, solution of linear equations (existence & uniqueness)
Calculus	Mean value theorems, theorems of integral calculus, definite & improper integrals, partial derivatives, maxima & minima, multiple integrals, line/surface/volume integrals, Taylor series
Differential Equations	First-order equations (linear & nonlinear), higher-order linear equations, Cauchy’s & Euler’s equations, variation of parameters, complementary function & particular integral, partial differential equations, variable separable method, initial & boundary value problems
Vector Analysis	Vectors in plane & space, vector operations, gradient, divergence, curl, Gauss’s theorem, Green’s theorem, Stokes’ theorem
Complex Analysis	Analytic functions, Cauchy’s integral theorem & formula, sequences & series, convergence tests, Taylor & Laurent series, residue theorem
Probability & Statistics	Mean, median, mode, standard deviation, combinatorial probability, distributions (binomial, Poisson, exponential, normal), joint & conditional probability

Section 2: Networks, Signals and Systems

Topics	Subtopics
Circuit Analysis	Node & mesh analysis, superposition, Thevenin’s & Norton’s theorems, reciprocity, sinusoidal steady state (phasors, complex power, max power transfer), RL/RC/RLC circuits, Laplace transform solutions
Two-Port Networks	Linear 2-port parameters, wye-delta transformation
Continuous-Time Signals	Fourier series & transform, sampling theorem & applications
Discrete-Time Signals	DTFT, DFT, z-transform, discrete-time processing of continuous-time signals
LTI Systems	Definition & properties, causality, stability, impulse response, convolution, poles & zeros, frequency response, group delay, phase delay

Section 3: Electronic Devices

Topics	Subtopics
Semiconductors	Energy bands (intrinsic & extrinsic), equilibrium carrier concentration, direct & indirect band-gap
Carrier Transport	Diffusion current, drift current, mobility, resistivity, generation & recombination of carriers, Poisson & continuity equations
Electronic Devices	P-N junction, Zener diode, BJT, MOS capacitor, MOSFET, LED, photodiode, solar cell

Section 4: Analog Circuits

Topics	Subtopics
Diode Circuits	Clipping, clamping, rectifiers
BJT & MOSFET Amplifiers	Biasing, AC coupling, small signal analysis, frequency response, current mirrors, differential amplifiers
Op-Amp Circuits	Amplifiers, summers, differentiators, integrators, active filters, Schmitt triggers, oscillators

Section 5: Digital Circuits

Topics	Subtopics
Number Representations	Binary, integer, floating-point numbers
Combinational Circuits	Boolean algebra, minimization using Boolean identities & Karnaugh maps, logic gates (CMOS), arithmetic circuits, code converters, multiplexers, decoders
Sequential Circuits	Latches, flip-flops, counters, shift registers, finite state machines, propagation delay, setup & hold time, critical path delay
Data Converters	Sample & hold circuits, ADCs, DACs
Semiconductor Memories	ROM, SRAM, DRAM
Computer Organization	Machine instructions, addressing modes, ALU, data-path, control unit, instruction pipelining

Section 6: Control Systems

Topics	Subtopics
Control System Basics	Components, feedback principle, transfer function
System Representation	Block diagram, signal flow graph
System Analysis	Transient & steady-state response of LTI systems, frequency response
Stability Criteria	Routh-Hurwitz, Nyquist stability
Frequency Plots	Bode plot, root locus
Compensation Techniques	Lag, lead, lag-lead compensation
State Space	State variable model, solution of state equations for LTI systems

Section 7: Communications

Topics	Subtopics
Random Processes	Auto-correlation, power spectral density, white noise, filtering of random signals through LTI systems
Analog Communications	Amplitude modulation/demodulation, angle modulation/demodulation, spectra of AM/FM, superheterodyne receivers
Information Theory	Entropy, mutual information, channel capacity theorem
Digital Communications	PCM, DPCM, digital modulation (ASK, PSK, FSK, QAM), bandwidth, ISI, MAP & ML detection, matched filter receiver, SNR & BER
Error Correction	Hamming codes, CRC

Section 8: Electromagnetics

Topics	Subtopics
Maxwell’s Equations	Differential & integral forms, boundary conditions, wave equation, Poynting vector
Plane Waves & Properties	Reflection, refraction, polarization, phase & group velocity, propagation in different media, skin depth
Transmission Lines	Equations, characteristic impedance, impedance matching, impedance transformation, S-parameters, Smith chart
Waveguides & Optical Fibers	Rectangular & circular waveguides, light propagation in optical fibers
Antennas	Dipole, monopole, linear arrays