GATE ECE Syllabus 2026- Check Subject-Wise Weightage, Important Topics, Books and Preparation Tips

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Shivam Yadav

Educational Content Expert | Updated on - Aug 19, 2025

IIT Guwahati has released the GATE ECE Syllabus 2026 on its official website. The GATE ECE Syllabus 2026 is divided into 3 major sections: General Aptitude, Engineering Mathematics, and Core subjects of Electronics & Communication.

  • The General Aptitude has a weightage of 15%, including topics like verbal ability (including grammar, vocabulary, and reading comprehension), as well as quantitative, analytical, and spatial reasoning.
  • Engineering Mathematics has 13% of the weightage, covering topics like linear algebra, calculus, differential equations, probability, and vector analysis, which create the foundation for solving circuit and system-related questions.
  • The Core subjects of the GATE ECE Syllabus will have a weightage of 72%, with topics like Networks, Signals & Systems, Electronic Devices, Analog Circuits, Digital Circuits, Control Systems, Communications, and Electromagnetics.
GATE ECE Syllabus 2026

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Key Summary

  • The GATE ECE Syllabus PDF includes 3 sections: General Aptitude (GA), Engineering Mathematics, and Core ECE Subjects.
  • General Aptitude includes topics like Verbal Ability, Grammar, Vocabulary, Reading Comprehension, Numerical Ability, and Logical Reasoning.
  • Engineering Mathematics includes important topics like Linear Algebra, Calculus, Probability & Statistics, Complex Variables, and Differential Equations.
  • Core ECE Subjects cover Networks, Electronic Devices, Analog Circuits, Digital Circuits, Signals & Systems, Control Systems, Communications, and Electromagnetics.
  • As per the GATE ECE Weightage, 15% weightage is given to GA, Engineering Mathematics will have around 13%, and ~72% of Core ECE subjects.
  • The GATE ECE 2026 will have a total of 65 questions for 100 marks, with a mix of MCQs, MSQs, and NATs.
  • As per the previous year's analysis, Communications (~13%), Analog Circuits (~10%), and Digital Circuits (~11%) had the highest weightage, while GA and Mathematics remained scoring boosters.

What is the GATE ECE Syllabus 2026?

The GATE ECE Syllabus 2026 has 3 major sections: General Aptitude with 15% weightage, Engineering Mathematics with around 13% weightage, and Core GATE ECE Syllabus subjects with the highest weightage of 72%.

GATE ECE Exam Pattern 2026

GATE ECE Syllabus for General Aptitude 2026

The General Aptitude section is common for all GATE Papers, which tests the analytical skills, reasoning ability, and communication skills, and this section is divided into 2 major parts:

  • Verbal Ability: Grammar, vocabulary, reading comprehension, sentence completion, and verbal reasoning.
  • Numerical Ability: Data interpretation, quantitative reasoning, percentages, ratios, exponents & logarithms, permutations & combinations, probability, and basic statistics.

GATE ECE Syllabus for Engineering Mathematics 2026

The Engineering Mathematics in the GATE ECE Syllabus will have a weightage of around 13% by testing the fundamental mathematical concepts required for electronics:

  • Linear Algebra: Vector spaces, matrices, determinants, eigenvalues & eigenvectors, systems of linear equations.
  • Calculus: Limits, continuity, mean value theorems, integrals, partial derivatives, maxima & minima, Taylor series, multiple integrals.
  • Differential Equations: First- and higher-order ODEs, PDEs, boundary value and initial value problems.
  • Vector Analysis: Gradient, divergence, curl, Gauss’s, Green’s, and Stokes’ theorems.
  • Probability & Statistics: Random variables, distributions (Binomial, Poisson, Normal), mean, variance, standard deviation.

GATE ECE Syllabus for Networks, Signals & Systems

The Networks, Signals & Systems section of the GATE ECE Syllabus covers the basics of circuits, signal processing, and system analysis:

  • Circuit Laws & Theorems: KCL, KVL, Thevenin, Norton, superposition.
  • Analysis: Transient and steady-state analysis of AC/DC circuits.
  • Signals & Systems: Fourier, Laplace, and Z-transforms, convolution, correlation, stability.
  • Sampling Theorem and reconstruction of signals.

GATE ECE Syllabus for Electronic Devices

In the GATE ECE Syllabus 2026, Electronic Devices focuses on semiconductor physics and device modeling:

  • Semiconductor Physics: Carrier transport, PN-junction diode characteristics.
  • Devices: Zener diode, LED, photodiode, solar cell.
  • Transistors: BJT, MOSFET, small-signal models, biasing.
  • Device Models and applications.

GATE ECE Syllabus for Analog Circuits

The Analog Circuits topic of the GATE ECE Syllabus focuses on Analog design, amplifiers, and system applications:

  • Amplifiers: BJT & MOSFET small-signal analysis, frequency response.
  • Operational Amplifiers: Characteristics, applications, filters, oscillators.
  • Feedback Circuits: Stability, gain, bandwidth trade-offs.
  • Waveform Generators: Multivibrators, oscillators.

GATE ECE Syllabus for Digital Circuits

This topic covers the fundamentals of logic design and digital systems:

  • Boolean Algebra & Number Systems.
  • Logic Gates & Circuits: Combinational (adders, multiplexers, decoders) and Sequential (flip-flops, counters, registers).
  • Memory & Data Conversion: RAM, ROM, ADC/DAC.

GATE ECE Syllabus for Control Systems

The Control systems of the GATE ECE Syllabus focus on system stability and control theory:

  • Feedback Principles & Transfer Functions.
  • Stability Analysis: Routh, Nyquist, Bode, Root-locus.
  • Time & Frequency Response.
  • Controllers: Compensators, PID controllers.

GATE ECE Syllabus for Communications

The Communication topic is one of the highest weightage sections in the GATE ECE Syllabus, with around 15-18% weightage by covering sub-topics like:

  • Analog Modulation: AM, FM, PM.
  • Digital Modulation: PCM, delta modulation, line coding.
  • Random Processes & Noise: Power spectral density, autocorrelation.
  • Information Theory: Entropy, channel capacity, coding theorems.

GATE ECE Syllabus for Electromagnetics (EMTL)

This topic of the GATE ECE Syllabus covers the electromagnetic theory and wave propagation:

  • Maxwell’s Equations and boundary conditions.
  • Transmission Lines: Impedance matching, Smith chart.
  • Waveguides & Antennas: Radiation patterns, S-parameters.
  • Wave Propagation in free space and media.

GATE ECE Syllabus Weightage 2026

The GATE ECE Syllabus Weightage 2026 shows that the Communications (12–13%), Digital Circuits (10–11%), and Analog Circuits (10%) will have the highest weightage, followed by Networks, Signals & Systems, and Electromagnetics with around 8-10%. The Control Systems and Electronic Devices have a moderate weightage of 7–8%.

As per the previous years’ analysis, a strong preparation in Communication, Digital, and Maths, along with the General Aptitude, can boost the chances of scoring more than 55 marks in the GATE ECE 2026 exam and can secure a good rank.

Section Topics Covered Weightage (Approx.)
General Aptitude Verbal aptitude, reading comprehension, quantitative aptitude, data interpretation, logical & spatial reasoning 15%
Engineering Mathematics Linear Algebra, Calculus, Differential Equations, Vector Analysis, Complex Analysis, Probability & Statistics 13–16%
Networks, Signals & Systems Circuit laws, theorems, phasors, transient/steady-state analysis, Fourier/Laplace transforms, sampling theorem, convolution 8–10%
Electronic Devices Semiconductors, PN junctions, Zener diodes, BJT, MOSFET, LEDs, photodiodes, solar cells 7–8%
Analog Circuits Diode applications, BJT & MOSFET amplifiers, biasing, frequency response, Op-amp applications 10%
Digital Circuits Logic gates, combinational/sequential circuits, flip-flops, counters, memory, data converters 10–11%
Control Systems Stability analysis (Routh, Nyquist, Bode, Root-locus), transient & steady-state response, PID controllers 7%
Communications Analog (AM, FM, PM) & Digital (PCM, delta modulation, line coding), information theory, channel capacity, noise analysis 12–13%
Electromagnetics Maxwell’s equations, transmission lines, waveguides, antennas, Smith chart, S-parameters 9–10%

GATE ECE Syllabus Books 2026

The recommended GATE ECE Books 2026 by toppers and experts suggest that the books play an important role in both strong fundamentals and problem-solving practice.

  • The R.S. Agarwal and Hari Mohan Prasad are best for General Aptitude, while Mathematics is best approached with Grewal and Kreyszig.
  • For Core subjects, classics like Oppenheim (Signals), Sedra & Smith (Analog), Morris Mano (Digital), Haykin (Communication), and Sadiku (Electromagnetics) are the most trustworthy.
  • Control Systems provides multiple standard options like Kuo, Ogata, and Nagrath & Gopal, providing the candidates flexibility as per their preference.
Subject Recommended Books & Authors
General Aptitude R.S. Agarwal (“Quantitative Aptitude”, “Logical Reasoning”), Hari Mohan Prasad (“Objective English”)
Engineering Mathematics B.S. Grewal (“Higher Engineering Mathematics”), Erwin Kreyszig, R.K. Jain & S.R.K. Iyengar
Networks & Circuit Theory Alexander Sadiku, Van Valkenburg, Hayt & Kemmerly, Chakraborty
Signals & Systems Oppenheim & Willsky, Oppenheim & Schafer, Proakis, S.K. Mitra
Electronic Devices & Analog Boylestad & Nashelsky (“Electronic Devices and Circuit Theory”), Sedra & Smith (“Microelectronic Circuits”)
Digital Circuits Morris Mano (“Digital Logic and Computer Design”), Salivahanan, Toccii
Control Systems Kuo (“Automatic Control Systems”), Ogata (“Modern Control Systems”), Nise, Nagrath & Gopal
Communications Simon Haykin (“Analog & Digital Communication Systems”), Taub & Schilling, B.P. Lathi
Electromagnetics Sadiku (“Elements of Electromagnetics”), Hayt, Balanis, Sadiku again for transmission lines/EM waves
GATE ECE Books 2026

GATE Electronics and Communication Engineering Important Topics

Based on GATE Paper Analysis for previous years, the important topics in the core subjects of the GATE Syllabus for ECE 2026 include Networks, Signals, and Systems, Electronic Devices, Analog Circuits, etc. Subject-wise important topics are mentioned below for your reference.

Subjects Important Topics
Engineering mathematics
  • Linear Algebra
  • Calculus and Differential Equations
  • Probability and Statistics
General Aptitude
  • Verbal Aptitude
  • Quantitative Aptitude
  • Analytical Aptitude
  • Spatial Aptitude
Electronic Devices and Circuits
  • Semiconductor Theory
  • PN junction
  • MOSFET and CMOS
Control System
  • Signal Flow Graphs
  • Time Domain Analysis
  • Frequency Domain analysis using Nyquist and Bode Plots
  • Routh-Hurwitz criteria
Analog Circuits
  • Diode circuits
  • Small Signal Analysis of BJT and FET
  • Operational Amplifier and its applications
Digital Electronics
  • Logic Gates
  • Boolean Algebra and K-Map
  • Sequential Circuits and Counters
  • ADC and DACs
Electromagnet and Field Theory
  • Electrostatistics, EM Waves and Transmission
  • Transmission Lines
  • Waveguides and Antennas
Signal & Systems
  • LTI Systems
  • Fourier Transform
  • Z- Transform
  • Laplace Transform
Communications
  • AM, FM Modulation and Demodulation
  • Random Processes
  • Digital Communication
Networks
  • Basic of Network Theory
  • Network Theorems
  • Transient and Steady States Analysis of RLC Circuit
  • Two Boat Network

GATE Electronics and Communication Engineering Chapter-Wise Questions

Subject-wise questions asked over the years can give you insight on the importance of each subject. A table is presented below with the number of questions asked from all the subjects over the years.

Subjects 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010
Network Theory 6 6 8 12 6 5 7 6 7 9 10 15 12 9 8
Electric Devices 12 7 8 6 11 15 12 10 10 8 10 3 7 9 9
Analog Circuits 10 10 10 7 10 10 8 12 9 11 7 14 8 10 14
Digital Circuits 11 7 11 9 9 5 11 9 9 9 8 5 6 9 9
Signals and Systems 10 12 6 10 6 10 5 12 9 12 11 10 8 11 7
Control Systems 8 9 7 5 10 10 8 7 8 10 8 9 9 9 9
Communications 11 12 12 13 11 12 13 9 10 9 11 12 10 10 10
Electromagnetics 8 11 10 10 9 9 8 7 10 9 10 7 14 10 8
Engineering Mathematics 9 11 13 13 13 9 13 13 13 8 10 10 11 8 11
General Aptitude 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15

GATE Electronics and Communication Engineering Important Topics

Based on GATE Paper Analysis for previous years, the important topics in the core subjects of the GATE Syllabus for ECE 2025 include Networks, Signals, and Systems, Electronic Devices, Analog Circuits etc. Subject-wise important topics are mentioned below for your reference.

Subjects Important Topics
Engineering mathematics
  • Linear Algebra
  • Calculus and Differential Equations
  • Probability and Statistics
General Aptitude
  • Verbal Aptitude
  • Quantitative Aptitude
  • Analytical Aptitude
  • Spatial Aptitude
Electronic Devices and Circuits
  • Semiconductor Theory
  • PN junction
  • MOSFET and CMOS
Control System
  • Signal Flow Graphs
  • Time Domain Analysis
  • Frequency Domain analysis using Nyquist and Bode Plots
  • Routh-Hurwitz criteria
Analog Circuits
  • Diode circuits
  • Small Signal Analysis of BJT and FET
  • Operational Amplifier and its applications
Digital Electronics
  • Logic Gates
  • Boolean Algebra and K-Map
  • Sequential Circuits and Counters
  • ADC and DACs
Electromagnet and Field Theory
  • Electrostatistics, EM Waves and Transmission
  • Transmission Lines
  • Waveguides and Antennas
Signal & Systems
  • LTI Systems
  • Fourier Transform
  • Z- Transform
  • Laplace Transform
Communications
  • AM, FM Modulation and Demodulation
  • Random Processes
  • Digital Communication
Networks
  • Basic of Network Theory
  • Network Theorems
  • Transient and Steady States Analysis of RLC Circuit
  • Two Boat Network

GATE 2026 Electronics and Communication Engineering Exam Preparation Tips

What should be my revision strategy for GATE ECE?

Revision plays an important role in preparation so you must start your revision after completing each topic. You can start your revision from chapters like Circuit Theory, Control Theory and Signal Processing as these chapters are related to other chapters. Starting with these chapters can build the knowledge which you can apply when you study other chapters. Start with these chapters and then move towards complex subjects like Power Systems, Measurements, Machines etc.

What can be the subject sequence for ECE?

Determining the subject sequence can ease exam preparation. It can help you to complete the syllabus on time along with the revisions. A sequence of readings is suggested below.

Category 1 Subject Category 2 Subject Category 3 Subject Category 4 Subject
Engineering Mathematics Control System Communication General Aptitude
Network Theory Digital Circuits Electromagnetics -
Signals and Systems Analog Circuits - -
EDC - - -

Should I practice PYQs and take tests?

Solving PYQs and taking tests not only gives you an idea of exam patterns but also enhances your speed and accuracy. After completing all the chapters in each subject you must solve PYQs and take online or offline tests. After the final revision, you must solve the entire question paper within a time limit. You can solve one to two papers per day till the exam day.

GATE ECE Syllabus 2026 FAQs

Ques. What is the rank of 70 marks in GATE ECE?

Ans. A score of 70 marks in GATE will place the candidate AIR between ~100 and 200, by offering admission into the top NITs, IIITs.

Rank (AIR) Possible Institutes
50–100 Multiple IITs, IISc, top NITs
100–200 Top NITs (Trichy, Warangal), IIITs, DTU, BITS etc.
200–500 NITs, IIITs, GFTIs
500–1000 NITs, state universities, mid-tier institutions

Ques. Which branch GATE exam is easy?

Ans. As per the previous years’ analysis of GATE papers, it has been revealed that:

  • Civil Engineering and specialized streams like Biotechnology, Chemistry, and Textiles are mostly rated as easy to moderate.
  • Computer Science & IT (CSE), Mechanical (ME), and Electrical Engineering (EE) are generally considered moderate to difficult.
  • The GATE Electronics & Communication (ECE) and Instrumentation (IN) are often rated as Moderate to Difficult.
Branch Relative Difficulty
Civil Engineering (CE) Often Easy to Moderate
Biotechnology, Chemistry, Textiles Frequently Easy to Moderate
CSE, EE, ECE, ME, IN Mostly Moderate to Difficult

Ques. Is the GATE exam 100 marks?

Ans. Yes, GATE is conducted for a total of 100 marks with 65 questions, 10 questions from General Aptitude for 15 marks, and 55 questions from Core ECE subjects with a total of 85 marks in 3 hours.

Aspect Details
Maximum Marks 100
Total Questions 65 questions
Sections GA (15 marks) + Core Subject (85 marks)
Question Formats MCQs (with negative marking), MSQs, NATs
Exam Duration 3 hours (CBT)
Final GATE Score Normalized to 1000, based on raw marks

Ques: Which order should I follow for GATE 2026 ECE preparation?

Ans: You must start from mathematics, aptitude, network, EDC, Signal & Systems and then move on to other chapters. If you want to take two subjects at a time then the combination should be Aptitude & Mathematics, network theory & EDC, analog & signals, Digital & control systems and EMT & communication.

Ques: Can I complete the entire ECE syllabus in two months?

Ans: Completing the entire ECE syllabus in just two months is challenging. You need to make a good strategy for it and dedicate at least 6-8 hours per day to study. You can start with easy topics like Circuit Theory, Control Theory and Signal Processing and then move on to complex topics like Machines and Power Systems.

*The article might have information for the previous academic years, which will be updated soon subject to the notification issued by the University/College.

GATE 2025 : 6 Answered Questions

Ques. What are the cut off marks in gate for iit indore?

IIT Indore GATE Cutoss 2023 has not been released officially IIT Kanpur will release the GATE 2023 cutoff for IIT Indore Students having valid GATE scores from 2023, 2022, or 2021 will be eligible for admission to MTech courses. Considering the IIT Indore GATE cutoff for 2021, The overall cutoff for GATE is 615 - 740 marks. Here is the branch-wise cutoff M.Tech Material Science and Engineering 615 M.Tech Communication and Signal Processing 657 M.Tech VLSI Design and Nanoelectronics 670 M.Tech Production & Industrial Engineering 740 Please note that the above cutoff is only for the general category....Read More
Answer By Jyoti Chopra 17 Jun 23
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Ques. How much GATE Score is needed to get selected in NIT Srinagar for M.Tech in Civil Engineering?

Your necessary GATE score for admission to NIT Srinagar's M.Tech programme in civil engineering is determined by the counselling round and your civil engineering specialisation (structural, geotechnical, water resources, etc.). For  2025 , the  GATE cutoff (Round 1, General category) for key Civil Engineering specializations  at NIT Srinagar is as follows: Specialization Opening Rank Closing Rank (2025, Round 1) Structural Engineering 442 543 Geotechnical Engineering 382 539 Water Resources Engineering 378 520 You need a  GATE CCMT rank within the range of 378–543  (for Round 1, General category) to get selected for M.Tech in Civil Engineering specializations at NIT Srinagar in 2025. ...Read More
Answer By Vinima Bhola 26 Jun 25
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Ques. Is it possible to get into IIT Tirupati just by the GATE qualifying marks?

Yes, it may be possible. Here are the reasons why- IIT Tirupati is a very new IIT, established in 2015. It is not well known currently, especially in North India.  It releases its applications quite early. Its MS and Phd. batches started only a few years ago, so those with better scores will prefer NITs over IIT Tirupati. The cutoff for MS is also low in IIT Madras because very few students are interested in pursuing the course. Ultimately, the number of applicants and the interview round will decide your fate. ...Read More
Answer By Divya Saraf 11 Jan 24
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Ques. Can Longterm students apply gitam gate exam?

Verify your eligibility for your desired course on the GITAM website or get in touch with the admissions office directly if you are a "longterm student"—that is, if you finished your qualifying exam several years ago. Unless otherwise noted, most programmes do not specifically exclude long-term students. Student Type Eligible for GITAM GAT? Notes/Clarification Appearing in the current year Yes For example, 12th in 2025 or graduation in 2025 Passed in the previous year Usually Yes No explicit gap year limit for most courses Long-term gap (many years) Check course-wise criteria No strict age/gap limit, but confirm for each program Yes, long-term students can generally apply for the GITAM GAT (GITAM Admission Test) exam, provided they meet the eligibility criteria for the specific course they are interested in....Read More
Answer By Vinima Bhola 23 Jun 25
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Ques. My son has scored 42.33 marks in GATE (CSE). Could you please suggest which IITs, NITs, or IIITs he might be eligible for an M.Tech in Computer Science?

With a GATE 2025 score of 42.33 marks in Computer Science, your son has comfortably crossed the General category qualifying cut-off mark of 29.2 marks and can be eligible for admission into a number of top institutes in India. Here is a quick analysis of where he stands and the options that actually confront him: Admission Possibilities Institute Type Chance for Admission in CSE Top IITs (Bombay, Delhi, Kanpur, etc.) Unlikely, as cutoffs are usually 55–65+ marks Newer IITs (Jodhpur, Patna, Dhanbad, etc.) Possible in later rounds or for allied CSE branches Top NITs (Trichy, Warangal, Surathkal) Competitive, but admission more likely in later rounds or for specializations like information security and data science. Mid/Lower NITs Good chance for direct admission in CSE Top IIITs (Allahabad, Gwalior, Jabalpur) Competitive; possible depending on the round and specialization Other IIITs Good chances for CSE or related programs Recommendations: Apply through COAP (for IITs) and CCMT (for NITs/IIITs). Keep looking for related fields like Data Science, Cybersecurity, or Information Technology, which may have slightly lower cutoffs. And take all rounds of counseling, including spot rounds, as cutoff trends fluctuate every year. Also visit state universities and centrally funded colleges that accept GATE scores. Your son is rightly positioned for M.Tech admissions in all NITs, IIITs, and new IITs. CSE and this score will not make the top 5 IITs feasible, but there are plenty of good colleges where he can build a strong academic and professional life. Wishing your son best of luck for future admissions....Read More
Answer By Muskan Agrahari 24 Jun 25
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Fees Structure

Structure based on different categories

CategoriesState
General1800
Women900
sc900
pwd900

Note: GATE 2024 Application Fee needs to be paid online through net banking or debit card or credit card facilities. Additional charges will be applicable as per the rule of the bank from where the money is being transferred. This charge will be specified on the payment portal.

In case of any inaccuracy, Notify Us! 

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