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Dissertations/Theses - Department of Electrical and Electronic Engineering: Recent submissions

Now showing items 581-600 of 775

Performance analysis of an optical CDMA transmission system impaired by four wave mixing in a single mode fiber

Forkan Uddin, Md. (Department of Electrical and Electronic Engineering (EEE), 2005-09)

Optical CDMA is one of the most important research topics to the experts on optical communication for its several attractive features such as asynchronous access, privacy and security. Four wave mixing (FWM) is one of ...
Analysis and mathematical modelling of Bangla sound units for synthetic voice generation

Foezur Rahman Chowdhury, Md. (Department of Electrical and Electronic Engineering (EEE), 1998-08)

This dissertation presents an analysis and mathematical modelling of Bangia sound units, which would enable to generate synthetic Banga speech. In this work, the spectral features and parameters of a speaker are investigated ...
Enhancement of starting performance of an induction motor by improving rotor design

Fayyaz Khan, Md. (Department of Electrical and Electronic Engineering (EEE), 2008-05)

The goal of the thesis is to develop a novel technique to ~nhance the starting torque and starting performance of a three phase squirrel cage induction motor by changing the material composition of the end connections ...
Power factor improvement of varying lagging load by PWM switched single capacitor

Farid Ahmmed, Md. (Department of Electrical and Electronic Engineering (EEE), 2005-05)

In this thesis, an imp0l1ant overvIew has been gIven about the need for power factor improvement, the history of power factor correction by capacitors and the rcview of static power factor con.ection methods. A new ...
Study on the Noise and Interference in Telecommunication System with Special Reference to Bangladesh

Md. Emdadur Rahman Khan (Department of Electrical and Electronic Engineering (EEE), 1980-07)

For abstract please see full text
Performance analysis of DS-CDMA wireless and mobile communication system in a Nakagami-m frequency selective multi-path fading channel

Farhad Hossain, Md. (Department of Electrical and Electronic Engineering (EEE), 2005-10)

In the recent years, code division multiplc access (CDMA) draws considerable intcrests of the wireless communication engineers to be used as a multiple access technique because of its some invaluable advantages over time ...
Design of a transient analyzer and study of transient performance of a power system

Emdadul Haque Khan, Md. (Department of Electrical and Electronic Engineering (EEE), 1977-07)

For abstract please see full text
Effect of speed governor on transient stability of multimachine power system

Md. Easin Khan (Department of Electrical and Electronic Engineering (EEE), 1985-01)

The ,implementation of modern electronic and micro-processor based control system has made the response of speed gov- ' ernors very fast. In this study we have shown the effect of this type of governors on transient ...
Stability analysis of PWM inverter-fed synchronous motors

Bashir Uddin, Md. (Department of Electrical and Electronic Engineering (EEE), 1996-01)

AC drives with variable loads operate at maximum efficiency when they are operated at adjustable speed. Speed variation of ac drives can most effectively be attained through change of supply frequency. Normal electromechanical ...
INTEL 8085 Microprocessor system simulation on IBM-370/115 mainframe

Md. Bashir Uddin (Department of Electrical and Electronic Engineering (EEE), 1984-11)

For the design of microprocessor based systems in an environment where the development systems are not available the development of simulators seems to be essential. The present work deals with the development of 8085 ...
Analysis of stimulated Raman scattering on an optical WDM communication system considering chromatic dispersion

Ataur Rahman Sarkar, Md. (Department of Electrical and Electronic Engineering (EEE), 2002-08)

Optical communication utilizes the huge potential bandwidth of fiber through the use of Wavelength Division Multiplexing (WDM). However, the performance of an optical WDM communication system is degraded by fiber ...
Performance analysis of differential CMOS circuits

Ataur Rahman Patwaty, Md. (Department of Electrical and Electronic Engineering (EEE), 1995-12)

CMOS is one of the leading VLSI technologies today. It is being used to implement high performance circuits in VLSI. Conventional static CMOS logic is attractive because of its extremely low quiescent power dissipation. ...
Reliability evaluation of generation system with multi-state generating units using Monte Carlo simulation technique

Ataur Rahman Khan, Md. (Department of Electrical and Electronic Engineering (EEE), 1998-12)

The reliability assessment of generation systems nowadays has drawn prime interest in the area of power system planning, designing and evaluation of reliability. As the demand of the modem society is to have electrical ...
Performance study of optical transmission system with forward error correction coding

Asifur Rahman, Md. (Department of Electrical and Electronic Engineering (EEE), 1996-01)

Direct detection has become recent attraction for the optical communication designers. The obvious reasons are low cost, simplicity and a lot more which is yet to bc evaluated. However, the direct detection technique has ...
Thermal stress analysis of side-hole optical fibers with elliptical core

Ashraful lslam, Md. (Department of Electrical and Electronic Engineering (EEE), 2006-05)

A thermal stress analysis of side-hole optical fiber with elliptical core has been presented in this work by using a finite element method. The birefringence because of the thermal stress, which is caused in the structure ...
Study of solid and liquid dielectrics, by non-destructive test, using schering bridge

Asadullah Khan, Md. (Department of Electrical and Electronic Engineering (EEE), 1977-07)

For abstract please see full text
Dispersion analysis of photonic crystal fibers considering thermal and external stress effects

AfzaI Hossain, Md. (Department of Electrical and Electronic Engineering (EEE), 2009-07)

Analysis of the effects of thermal and external stress on the properties of solid core Photonic Crystal Fiber (PCF) has been carried out in this research work, by using the fmite element method (FEM). The PCF is modeled ...
Technique of controlling avalanche injection in a transistor

Aynal Haque, Md. (Department of Electrical and Electronic Engineering (EEE), 1992-03)

Bipolar power transistors operated under reverse- biased condition are prone to failure due to the occurrence of current mode second breakdown (CSB). There are two parameters, critical current density and critical voltage, ...
Performance of slotted ALOHA in OFDM based multichannel system

Rashed Hossain Bhuiyan (Department of Electrical and Electronic Engineering (EEE), 2005-10)

In this work slotted ALOHA protocol, OFDM system and the OFDM channel model for the random access purpose is demonstrated. The advantages of OFDM channel model compared to conventional FDMA/CDMA model are discussed. ...
Development of a computer model to determine the characteristics of AC voltage controllers

Rafiqul Murshed (Department of Electrical and Electronic Engineering (EEE), 1986-01)

For abstract please see full text

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