Yassir A. Ahmed

Yassir A. Ahmed (coordinator of the communications engineering department) received the Bachelor degree in Electronics and Communications Engineering from University of Technology, Iraq, in 2002. He worked as Engineer (2006-2010) in Diyala University. He received the M.Sc. In Communications Engineering from University of Technology Malaysia (UTM) 2012. Currently, he is an assistance lecturer in the Department of Communications Engineering in College of Engineering University of Diyala, Iraq and he Teaching Satellite Communication, Mobile Communication, Electrical Engineering, Electrical Engineering Lab., and Supervisor for many graduate projects for undergraduate students. From 2012 up to now.. His area of interest mainly focuses on Radio frequency spectrum sharing, Coexistence and compatibility studies between cellular and fixed services and Cognitive radio spectrum sharing method.

Subject: Mobile Communication – graduate project / Four – Electrical Engineering – Electrical Engineering Lab / First

Weekly Schedule:

Day	Stage	Subject	Time
Sunday	Four	Mobile Communication	11:30-2:30
Monday	First A	Electrical Engineering	8:30-11:30
Monday	First B	Electrical Engineering	11:30-2:30
Tuesday	First A	Electrical Engineering Lab	8:30-11:30
Tuesday	First B	Electrical Engineering Lab	11:30-2:30
Thursday	Four	graduate project	11:30-2:30

Publication :

Ahmad, Yassir A., Walid A. Hassan, and Tharek Abdul Rahman. "Studying different propagation models for LTE-A system." Computer and Communication Engineering (ICCCE), 2012 International Conference on. IEEE, 2012.

Mokayef, M., Hassan, W. A., Rahman, T. A., & Ahmad, Y. A. (2012, July). Optimizing the coexistence between HAPS platform and terrestrial system in 5.8 GHz band. In Computer and Communication Engineering (ICCCE), 2012 International Conference on (pp. 854-858). IEEE.

Mokayef, M., Hassan, W. A., Ahmad, Y. A., & Rahman, T. A. Utilizing ATPC Scheme to Facilitate Sharing between HAPS and Terrestrial in 5.7 GHz Band. Session 2A9, 309.

Mokayef, M., Hassan, W. A., Ahmad, Y. A., & Rahman, T. A. Applicability of DCA in HAPS-based Systems in 5850–7075 MHz Band. Session 2A9, 308.

Mokayef, M., Hassan, W. A., Ahmad, Y. A., & Rahman, T. A. Enhancement of Coexistence between HAPS and Terrestrial System in 5.8 GHz Band. Session 2A9, 310.

Lectures:

FIRST YEAR	Lecture	Title
	Lecture -1-	Electricity and SI units.
	Lecture -2-	Temperature Coefficient and Receptivity
	Lecture -3-	Series and Parallel Resistances.
	Lecture -4-	Star and Delta Resistances.
	Lecture 5-	Ohms Law.
	Lecture -6-	Kirchhoff’s Laws.
	Lecture -7-	Mesh and Nodal analysis.
	Lecture -8-	Superposition Theorem.
	Lecture -9	Thevenin’s and Norton’s Theorem
	Lecture -10-	Max. Power Transfer.

Mobile Communication

FOURTH YEAR	Lecture	Title
	Lecture -1-	Introduction of Mobile Communication
	Lecture -2-	Frequencies used for radio communication
	Lecture -3-	Classification of radio frequencies.
	Lecture -4-	Atmosphere; Skip distance & Maximum Usable Frequency
	Lecture 5-	Cellular Concept- System Design Fundamentals
	Lecture -6-	Fundamentals elements; Frequency reuse
	Lecture -7-	Channel assignment strategies; Handoff; Interference; Capacity ; Planning Cellular system
	Lecture -8-	Improve capacity ; Tracking grade of service.
	Lecture -9	Propagation & Path loss
	Lecture -10-	Mobile Networks

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