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

Now showing items 661-680 of 775

FPGA Implementation of the space vector PWM controller for inverter of AC drives

Ziaus Shams, Khan Mohammed (Department of Electrical and Electronic Engineering, 2001-07)

A feed forward Variable Voltage Variable Frequency (VVVF) Controller Scheme based on Voltage-Space Vector Pulse-Width Modulation (SVPWM) of Voltage Source Inverter (VSI) is described. This thesis presents a new simple ...
Determination of transfer functions of different electrical circuits using complex curve fitting method

Kazi Masum Siddiue (Department of Electrical and Electronic Engineering, 1985-07)

For abstract please see full text
Minimization of the effect of cross phase modulation on a WDM optical transmission system

Abu Taher, Kazi (Department of Electrical and Electronic Engineering, 2005-08)

Cross phase modulation (XPM) is the most serious effect that limits the allowable input power and system capacity by generating intensity modulated power causing more noise at the receiver in long-haul multichannel light-wave ...
Statistical study of telecommunication traffic in Pakistan

Abdur Rouf, Kazi (Department of Electrical and Electronic Engineering, 1967-02)

For abstract please see full text
Development of a new current controlled pulse width modulator for voltage source inverters

Mujibur Rahman, Kazi (Department of Electrical and Electronic Engineering, 2000-07)

This thesis is concerned with the improvement of current controllers for use with voltage source inverters. Analysis of hysteresis current controller (HCC) is presented. The common problems of non-uniform and burst ...
Electronic relays in the protection of power systems

Kamran Hussain (Department of Electrical and Electronic Engineering, 1985-09)

For abstract please see full text
Impact of multiple gate bias on the capacitance - voltage (C - V) characteristics of thin - film fully depleted four gate transistor

Masum Habib, K. M. (Department of Electrical and Electronic Engineering, 2009-08)

The impact of the back gate and the junction gate biases on front gate Capacitance-Voltage (C ~ V) characteristics of the fully depleted (FD) Four Gate Transistor (G4-FET) has been studied by means of systematic ...
Stability study of interconnected power system of Bangladesh by state space method

Rais Uddin, K.B.M. (Department of Electrical and Electronic Engineering, 1977-12)

For abstract please see full text
Radiation from a slot antenna in an anisotropic plasma

Joarder Kamruzzaman (Department of Electrical and Electronic Engineering, 1988-08)

Radiation from a slot antenna in an anisotropic plasma with the static magnetic field in arbitrary direction has been investigated. The field distributions at the slot aperture have been derived assuming transverse ...
Space vector pulse width modulation for Two-Phase voltage source inverter with reduced number of static switches

Jesmin Farzana Khan (Department of Electrical and Electronic Engineering, 2002-04)

This thesis is concerned with the application of space vector pulse width modulation (SVPWM) technique to the control of the two-phase full bridge voltage source inverter (VST) having reduced number of switches. SVPWM ...
Modified vector quantization based image compression technique using wavelet transform

Debnath, Jayanta Kumar (Department of Electrical and Electronic Engineering, 2006-08)

In this thesis, an image compression mcthod combining discrctc Wavclct transform (OWT) and vector quantization (YQ) i~ presented. First, a three-level OWT is performed on the original image resulting in ten scparatc ...
Performance analysis of an atmospheric optical MPPM CDMA system with optical orthogonal code and partial modified prime code

Jakir Hossen (Department of Electrical and Electronic Engineering, 2009-01)

The growth in mobile and portable computing within recent years has led to an increasing demand for wireless data connectivity. Direct Detection Laser communication systems are potentially very promising for future deep ...
Study of reactive sputtering phenomena for producing oxide thin films

Israt Jahan (Department of Electrical and Electronic Engineering, 2001-05)

Reactive sputtering is a technique to deposit compound thin films such as oxide, nitride, etc. It is well known that in reactive sputtering there are two operation modes: metal mode and compound mode. The transition ...
Study of turbine generator shaft torque due to faulty synchronization

Iqbal Karim (Department of Electrical and Electronic Engineering, 1992-11)

The generator shaft designers usually consider the shaft torques that develop during short circuit as the most severe case. But, recent studies show that the developed torques due to faulty synchronisation could be greater ...
Adaptive resource allocation for multiuser OFDM system based on modified genetic algorithm and particle swarm optimization

Imtiaz Ahmed (Department of Electrical and Electronic Engineering, 2008-09)

Like other wireless systems, Orthogonal Frequency Division Multiplexing (OFDM) requires the proper allocation of the limited resources, like total transmit power and available frequency bandwidth, among the users to meet ...
Design of a high efficiency controlled rectifier by two stage cuk conversion

Humaera Binte Reza (Department of Electrical and Electronic Engineering, 2009-12)

In this thesis, a new topology of input current shaping of single phase rectifier with high efficiency, high power factor and controlled output voltage has been studied. The topology used is Cuk ac-dc conversion at the ...
Comparative study of the estimation techniques for direction of signal arrival in smart antennas

Paul, Hirak Kumar (2007-04)

A smart antenna system combines multiple antenna elements with a signal processing capability to optimize its radiation pattern automatically in response to the signal environment. Widespread interest of smart antenna ...
Investigation into the testability of biCMOS logic circuits for faults in the additional MOS devices

Hamidur Rahman (Department of Electrical and Electronic Engineering, 1998-11)

BiCMOS circuits are used to increase the output drive capability of CMOS circuits while retaining the inherent advantages of CMOS logic. These include the low power dissipation and high packing density of CMOS logic. The ...
Electro - mechanical stress analysis of current carrying conductors

Hafizur Rahman (Department of Electrical and Electronic Engineering, 1990-01)

For abstract please see full text
Design and assembling of a low cost transistorsed radio and construction of some of its components

Faruque Ahmed Sharif, Hafiz (Department of Electrical and Electronic Engineering, 1974-09)

For abstract please see full text

Now showing items 661-680 of 775

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