GATE 2022 Syllabus for Electronics and Communication Engineering (ECE) - Released!

GATE 2022 Syllabus for Electronics and Communication Engineering (ECE) - Released!

Exam: GATE

GATE 2022 Syllabus for Electronics & Communication Engineering (ECE) - The authorities have released the GATE 2022 syllabus on the official website along with the release of the brochure. Candidates can check the GATE syllabus for ECE in this article now.The GATE 2022 syllabus for Electronics and Communication Engineering is released in PDF format. Candidates preparing for the GATE 2022 exam for Electronics and Communication Engineering must check the detailed syllabus to know the topics that must be covered for the exam. Going through the GATE ECE syllabus will help the candidates to strengthen their preparations and focus on the key topics that have high weightage in the exam.

Latest Updates for GATE

  • 12 Nov 2021:

    GATE 2022 Admit Card To Be Released in January!

  • 29 Sep 2021:

    GATE registration 2022 extended till Septemer 30. Apply Now

  • 01 Aug 2021:

    GATE 2022 Notification released.

Stay up-to date with GATE News

Get Updates

GATE 2022 Syllabus for Electronics and Communication Engineering

IIT Kharagpur has released the GATE 2022 syllabus for ECE on the official website. Candidates can check the detailed GATE syllabus for ECE here.



Topics to be Covered in GATE ECE


Engineering Mathematics

  • Linear Algebra

  • Calculus

  • Differential Equations

  • Vector Analysis

  • Complex Analysis

  • Numerical Methods

  • Probability and Statistics


Networks, Signals and Systems

  • Circuit analysis

  • Continuous-time signals

  • Discrete-time signals


Electronic Devices

Energy bands in intrinsic and extrinsic 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, photodiode, and solar cell.


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


Digital Circuits

Number representations: binary, integer, and floating-point- numbers.

Combinatorial circuits: Boolean algebra, minimization of functions using Boolean identities and Karnaugh map, logic gates, and their static CMOS implementations, arithmetic circuits, code converters, multiplexers, decoders.

Sequential circuits: latches and flip-flops, counters, shift-registers, finite state machines, propagation delay, setup and hold time, critical path delay.

Data converters: sample and hold circuits, ADCs, and DACs.

Semiconductor memories: ROM, SRAM, DRAM.

Computer organization: Machine instructions and addressing modes, ALU, data-path, and 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 and Nyquist stability criteria; Bode and root-locus plots; Lag, lead and lag-lead compensation; State variable model and solution of state equation of LTI systems.



Random processes: autocorrelation and power spectral density, properties of white noise, filtering of random signals through LTI systems.

Analog communications: amplitude modulation and demodulation, angle 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, Hamming codes, CRC.



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.

To download the complete GATE 2022 ECE syllabus (Electronics and Communications Engineering) - Click Here

GATE 2022 Electronics and Communications Engineering - Recommended Books

Along with the GATE ECE syllabus, students are advised to pay special focus to books from famous authors that would help them with their preparations for the entrance test. Given below are the topic and subject-wise books from authors that helped students their preparation for GATE 2022 ECE exam:


Reference Books


Electronic Devices

Electronic Devices and Circuits by Millman & Halkias,

Semiconductor Physics And Devices by Donald A. Neamen,

Solid-state electronic devices by Ben G. Streetman and Sanjay Banerjee

Signal Systems

Digital Signal Processing by S.K Mitra, Modern digital and analog Communications system by BP Lathi, Signals & Systems By Alan V. Oppenheim

Digital System

Digital Logic and Computer Design by M.Morris Mano, Digital circuits and design by Salivahanan or Fundamentals of digital systems by Anandkumar, Digital Electronic Principles and applications by Ronald J. Tocci, Pearson Publications

General Aptitude

Quantitative Aptitude by CAT by Arun Sharma,

Quantitative Aptitude by R.S Agarwal

MCQ book

Gate ECE by R.K Kanodia

Analog Circuits

Analog Electronics, Electronics devices and circuits – Donald A Neaman,

Microelectronics Circuits by Sedra & Smith,

Electronic Devices and Circuit Theory by Robert L Boylestad & Nashelsky,

Pulse and Digital Electronics by Millman and Taub

Communication System

Analog and Digital Communication System by Simon Haykin,

Principle of Communication System by Taub& Schillings,

Modern digital and analog Communications system by BP Lathi,

Electronic Communication Systems by Kennedy and Davis (just the Noise chapter)

Control System

Control Systems Engineering by Norman Nise

Control Systems by Nagarath and Gopal

NPTEL Video lectures by M. Gopal


Advanced Engineering Mathematics by R. K. Jain, S. R. K. Iyengar – Narosa Publications

Higher Engineering mathematics by Dr. B.S Grewal


Network Theory by Alexander Sadiku,

Circuit Theory by A.Chakraborty,

Network Analysis by Van Valkenburg


Elements of Electromagnetics by Matthew N.O. Sadiku, Network lines, and fields by J.D Ryder (Transmission lines part),

Electromagnetic waves and Radiating Systems by Jordon and Balmain,

Antenna Theory by Balanis,

NPTEL Lectures by Prof. R. Shevgaonkar

GATE 2022 Exam Pattern

Candidates should check the exam pattern of GATE to get a perfect idea about the exam, what type of questions asked, what's the marking scheme of the paper, the duration of the exam, and a lot more information about the exam. Candidates are strongly advised to check the GATE exam pattern 2022 thoroughly so that they can strengthen their preparation further. Given below is the detailed exam pattern of the GATE ECE exam:

  • The entrance test will be conducted in a completely online mode through Computer Based Test mode.

  • The total duration of the GATE exam will 3 hours (180 minutes).

  • GATE 2022 exam for ECE (Electronics and Communications Engineering) will consist of both Multiple Choice Questions and Numerical Answer types.

  • There will be a provision of negative marking for Multiple Choice Questions.