Theses & Dissertations: Recent submissions
Now showing items 21-40 of 304
-
Wifi-UHF transceiver design for 650-680 MHZ television white space (TVWS) spectrum application
Studies have sparked an interest to look further into the possibility of research to make beneficial of underutilized Television White Space (TVWS) frequency band of 470 MHz-770 MHz to substitute the 2.4 GHz Wi-Fi which ... -
Optical millimeter waves signal generation using stimulated brillouin scattering approach for radio over fibre system
Mm-waves are vital to overcome the issues of spectral congestion at low-frequency ranges and to acknowledge the performance of the Radio-over-Fibre (RoF) systems due to their large bandwidth, low cost and low attenuation. ... -
Enhancement of engine performance by studying the effect of cam profiles design on Modenas motorcycle using 1-D simulation analysis
In the automotive industry, enhancing and improving the engine performance is one of the major work for improving the overall performance of the engine and vehicle. Every iteration of the engine, will overcome the issues ... -
Adaptive image watermarking algorithm based on an efficient perceptual mapping model with FPGA implementation
Watermark imperceptibility is a significant factor for keeping watermarked images looking perceptually similar to the original ones. Effective watermark imperceptibility requires the creation of a perceptual model that ... -
Optimal control of the attitude maneuvering for Razaksat class satellite based on rigid and flexible model
The increase in demand for performance for satellite capabilities has pushed the design of the system to be more and more power consuming. This is the case for RazakSAT-2, which is a new satellite program that will be ... -
Bio-inspired chameleon technique in MAC protocol for energy efficient wireless sensor networks
Wireless Sensor Networks (WSN) is gaining the interest of researchers due to numerous applications. WSN consists of sensor nodes connected with wireless technology to form a network. The sensor devices powered by the battery ... -
Angle of arrival estimation system for radiation pattern reconfigurable antenna with modified gaussian membership function
This research focuses on developing angle of arrival (AOA) estimation system (AES) through incoming received signal strength indication (RSSI). Proposed AES is developing on a single board computer (SBC) using an open ... -
pH estimation of fetal scalp blood using magnetic induction spectroscopy technique
This thesis describes the development of fetal scalp pH estimation utilizing magnetic induction spectroscopy technique. Magnetic induction spectroscopy is a non-invasive approach that applies a magnetic field to determine ... -
OFDM system based on framelet transform and radon mapping with FPGA implementation
Increasing demands for high speed data transmission and unrivalled spectral efficiency are drivers for the current and future wireless communication systems. Orthogonal Frequency Division Multiplexing (OFDM) has been ... -
The performance of dual diffuser modulation using wavelength filtrate detection for free space optics in the presence of rain consequence
Free space optics (FSO) is one of the effective solutions to the ever growing needs of high speed data transfer. It offers unlicensed, higher speed with unlimited bandwidth as well as provides an excellent security. However, ... -
A compact and high gain circularly polarized antenna for CubeSat S-band application
This project focuses on a compact antenna with high gain and circular polarization for S-band CubeSat application. CubeSat is categorized as a type of pico-satellite with a dimension of 10 x 10 x 10 cm3. By utilizing the ... -
Parametric identification of flexible beam system using evolutionary algorithm
An application of flexible structures in engineering is spread extensively due to lightweight property and technical importance. Before implementing the system, the dynamic behavior of the system needs to be studied by ... -
Reactive-loaded antenna designs for ultra-wideband (UWB) applications
Ultra wideband (UWB) technology have attracted incredible research attention from research institution and industry due to its exclusive characteristics. The need of UWB antenna is speedily growth for many types of UWB ... -
Non-invasive jaundice measurement using magnetic induction spectroscopy technique
Neonatal jaundice is a yellowing of the skin and other tissues of newborn infants. The vast majority of newborn infants suffers from jaundice during their first week of life. Therefore, the heel puncture technique is used ... -
Performance evaluation of shell-and-double concentric tube heat exchanger
Shell-and-tube heat exchangers (STHEX) have been used for several decades. Conventionally to increase the thermo-hydraulic performance of classical heat exchangers, overall length of tubes has to be increased. This contributes ... -
Analysis of muscle activity during contractions in the three heads of the triceps branchii using surface electromyography
Among all the upper extremity skeletal muscles, the three headed (lateral, long and medial) triceps brachii (TB) is considered as the muscle most responsible for normal and sports activities. In this research, we recorded ... -
Classification of respiratory pathology from pulmonary acoustic signals based on respiratory cycle segmentation and two-stage classification
Auscultation is the process of listening to the internal sounds of the body using a stethoscope. This process provides vital information on the present state of the internal organs, such as the heart, lungs and the ... -
Gas source localization via behaviour based robot and weighted arithmetic mean
This research is concerned with the localization of gas source in a dynamic indoor environment problem using a single mobile robot system. Since the environment is unknown to the robot, an intelligent algorithm is required ... -
Dual downlink signals level balancing methodology before reception of dual receiver antennas for LTE UE test conformance
This thesis presents alternative and more significant cost save approach to resolve the dual downlink signal level balancing issue before reception of dual receiver antennas for LTE user equipment (UE) test conformance. ... -
Experimental and numerical investigation of hydrothermal effect on mechanical properties of adhesively bonded T-joint
The moisture environment is a significant problem in designing the adhesive joint in any application. Urea fluidisation bed was washed with hot condense water thus created moisture environmental factor. This situation was ...