Course Details

ELE 450 Fundamentals of Wireless Communications
2021-2022 Fall term information

The course is not open this term

Timing data are obtained using weekly schedule program tables. To make sure whether the course is cancelled or time-shifted for a specific week one should consult the supervisor and/or follow the announcements.

Course definition tables are extracted from the ECTS Course Catalog web site of Hacettepe University ( in real-time and displayed here. Please check the appropriate page on the original site against any technical problems. Course data last updated on 04/12/2021.


Course Name Code Semester Theory
Credit ECTS
Prerequisite(s)ELE 425 Telecommunication Theory II
Course languageEnglish
Course typeElective 
Mode of DeliveryFace-to-Face 
Learning and teaching strategiesLecture
Question and Answer
Instructor (s)Faculty Members 
Course objectiveThe goal of the course is to teach the fundamental concepts about noise and link budget in wireless communication systems, propagation in wireless communication channels and statistical modelling of the channel, effect of the channel on performance, diversity and multiple access in communication systems, and also to introduce contemporary communication systems.  
Learning outcomes
  1. Upon successfully completing the course, a student will know L.O.1. Propagation mechanisms in wireless communication channel and statistical modelling of the channel,
  2. L.O.2. Effect of the wireless channel on the communication performance and ways to tackle it,
  3. L.O.3. Contemporary communication systems.
Course Content- Noise and link budget analysis,
- Propagation in wireless communication channels and statistical channel characterisation,
- Effect of the channel on communication performance,
- Diversity techniques,
- Multiple Access techniques,
- GSM and Wi-Fi air interface.
References- Molisch, Wireless Communications, 2.Ed., Wiley, 2011
- Sklar, Digital Communications: Fundamental and Applications, 2. Ed., Prentice Hall, 2001

Course outline weekly

Week 1Introduction, Gain and Loss, Basic Antenna Parameters, Thermal Noise, Noise Temperature, Noise Factor, Link Margin, Link Budget Analysis
Week 2Gain and Loss, Basic Antenna Parameters, Thermal Noise, Noise Temperature, Noise Factor, Link Margin, Link Budget Analysis
Week 3Electromagnetic Propagation: Reflection, Refraction, Diffraction, Scattering
Week 4Statistical Modelling of Wireless Communication Channels: Two-path channel model, Small Scale Fading: Rayleigh channel model, Ricean Channel Model, Nakagami-m Channel Model, Fading Margin, Doppler Spectrum, Level Crossing Rate, Average Duration of F
Week 5Statistical Modelling of Wireless Communication Channels: Large Scale Fading: Log-normal Distribution, Suzuki Model, Fading Margin
Week 6Statistical Modelling of Wideband Channels: Inter-symbol interference, Delay spread: Two-path model, Channels with Multiple Scatterers, Frequency Selective Channels, Deterministic Time Varying Channel Modelling, WSSUS Channel Model, Tapped Delay Line
Week 7Standard Channel Models: Narrowband Channel Models: Deterministic and Statistical Approaches, Hata-Okumura Model, COST 231 Model, Motley-Keenan Model, Wideband Channel Models: Tapped Delay Line Model, Exponential Model, COST 207 Model
Week 8Midterm Exam
Week 9Demodulation in Fading Channels: Adaptation of the Signal Space Representation, MAP/ML Detector, Probability of Error Calculation in Flat Fading Channels
Week 10Diversity Techniques: Correlation Coefficient, Spatial, Temporal, Spectral and Other Diversity Techniques, Diversity with Selection, Switching, and Combining (Maximal Ratio Combiner, Equal Gain Combiner), Probability of Error Calculation with Diversi
Week 11Multiple Access Techniques: Multiplexing and Multiple Access, Performance Comparison of FDM/A, TDM/A, FDMA and TDMA, Cellular Networks, Frequency Reuse, Cell Planning
Week 12Fundamentals of OFDM, Transmitter-Receiver Structure, Frequency Selective Channels and Cyclic Prefix.
Week 13GSM Systems: Air Interface, Logical and Physical Channels, Link Establishment and Handover
Week 14Wi-Fi Systems: OFDMA based Local Networks, IEEE 802.11a/g, Packet Transmission in IEEE 802.11.
Week 15Final exam
Week 16Final exam

Assesment methods

Course activitiesNumberPercentage
Field activities00
Specific practical training00
Final exam140
Percentage of semester activities contributing grade succes1960
Percentage of final exam contributing grade succes140

Workload and ECTS calculation

Activities Number Duration (hour) Total Work Load
Course Duration (x14) 13 3 39
Laboratory 0 0 0
Specific practical training000
Field activities000
Study Hours Out of Class (Preliminary work, reinforcement, ect)13565
Presentation / Seminar Preparation000
Homework assignment000
Midterms (Study duration)6742
Final Exam (Study duration) 13030
Total Workload3345176

Matrix Of The Course Learning Outcomes Versus Program Outcomes

D.9. Key Learning OutcomesContrubition level*
1. PO1. Possesses the theoretical and practical knowledge required in Electrical and Electronics Engineering discipline.    X 
2. PO2. Utilizes his/her theoretical and practical knowledge in the fields of mathematics, science and electrical and electronics engineering towards finding engineering solutions.   X 
3. PO3. Determines and defines a problem in electrical and electronics engineering, then models and solves it by applying the appropriate analytical or numerical methods.     X
4. PO4. Designs a system under realistic constraints using modern methods and tools.    X
5. PO5. Designs and performs an experiment, analyzes and interprets the results.X    
6. PO6. Possesses the necessary qualifications to carry out interdisciplinary work either individually or as a team member.  X   
7. PO7. Accesses information, performs literature search, uses databases and other knowledge sources, follows developments in science and technology.   X 
8. PO8. Performs project planning and time management, plans his/her career development. X   
9. PO9. Possesses an advanced level of expertise in computer hardware and software, is proficient in using information and communication technologies. X   
10. PO10. Is competent in oral or written communication; has advanced command of English.  X  
11. PO11. Has an awareness of his/her professional, ethical and social responsibilities. X   
12. PO12. Has an awareness of the universal impacts and social consequences of engineering solutions and applications; is well-informed about modern-day problems.    X
13. PO13. Is innovative and inquisitive; has a high level of professional self-esteem.    X

*1 Lowest, 2 Low, 3 Average, 4 High, 5 Highest

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