Browsing Mohd Fareq Abd Malek, Associate Professor Dr. by Title
Now showing items 1-20 of 77
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Aerial platforms to ensure communications reliability in disaster areas
(American Scientific Publishers, 2014-02)Wireless mobile networking technology can be used to reduce a negative effect that occurs in disaster areas. This study, will present an innovative technique via utilize a Low-altitude platform, in order to provide expanded ... -
Analysis of radiation efficiency effects on UWB MIMO tree-antenna positioning
(Institute of Electrical and Electronics Engineers (IEEE), 2012-05)A novel design and miniaturize antenna has been proposed and analyzed for Ultra-Wideband (UWB) application with integration of Multi-Input Multi-Output (MIMO) technique. The configuration study is made on two symmetrical ... -
The analytical design of a folded waveguide traveling wave tube and small signal gain analysis using madey's theorem
(Progress In Electromagnetics Research (PIER), 2009)We are developing an analytical model for the design of the folded waveguide traveling wave tube (FWTWT). This analytical model provides the physical view for rapid design optimization of the FWTWT. The design and analysis ... -
Application of InN based quantum dot in reducing short circuit current variation of solar cell above room temperature
(Trans Tech Publications, 2014-01)This paper focuses on the applicability of InN based quantum dot in the active layer of the solar cell to reduce the short circuit current variation above the room temperature. We have investigated numerically the effect ... -
Autonomous green house management system based on fuzzy-wireless sensor network
(Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)The WSNs are the most significant technology in the information area. It is increasingly popular in the field of environment monitoring and control due to its promising capabilities for distributed continuous data collection ... -
Bluetooth wireless network authentication using radio frequency communication protocol
(Science Publications, 2009)Problem statement: Bluetooth has emerged as very popular ad hoc network standard today. Bluetooth network applications include wireless synchronization, e-mail/internet/intranet access using local personal computer ... -
Capacitive micromachined ultrasonic tranducers: Technology and application
(Elsevier B.V., 2012-03)Capacitive micromachined ultrasonic tranducers (cMUTs) have recently emerged as an alternative to conventional piezoelectric transducers. They offer many advantages in terms of bandwidth, fabrication of layer arrays, ... -
Cognitive wireless sensor actor network: an agricultural perspective
(ICIC International, 2014-04)Intelligent environments are exposing the next revolutionary steps of development technologies in automation of building, industrial, home, and transportation systems. The new generation of Wireless Sensor Actor Networks ... -
A compact peanut-shape printed antenna for bio-telemetric tablet system
(Institute of Electrical and Electronics Engineers (IEEE), 2012-02-27)In this paper, 2.45 GHz compact peanut-shape antenna suitable for bio-telemetric tablet system is proposed. In order to make a compact antenna, multi-layer substrate and shorting pin method are used. The specific absorption ... -
Comparative study between measurement and predictions using geometrical optics and uniform theory of diffraction for case of non-line-of-sight (NLOS) in indoor environment
(Springer Science+Business Media New York, 2013-08)This paper describes the investigation and comparison of the accuracy of a deterministic model for a WLAN system in the indoor environment. The measurement system consisted of a spectrum analyzer and a log-periodic antenna. ... -
A comparative study of confined carrier concentration of laser using quantum well and quantum dot in active layer
(Trans Tech Publications, 2013)This paper presents a comparative analysis of the characteristics of confined carrier concentration in the gain medium as well as the carrier concentration at the threshold. We have studied extensively these phenomena by ... -
A comparative study of simple geometrical head phantoms on specific absorption rates for simulations and measurements at 900MHz
(Institute of Electrical and Electronics Engineers (IEEE), 2012-02-27)In this paper, a dipole antenna operating at 900 MHz is simulated to examine the most suitable simple geometrical head phantoms for specific absorption rate (SAR) simulations and measurements. The numerical analysis was ... -
Control follower robot speed based on ultrasonic echo
(Universiti Malaysia Perlis (UniMAP), 2012-06-18)In this research the dynamic speed profile generation system made up of fuzzy logic and ultrasonic sensors is evaluated. The echo power signal measurement permits us to endow the robot with capacity for pursuing and ... -
A cost-effective method for high-quality 60GHZ optical millimeter wave signal generation based on frequency quadrupling
(EMW Publishing, 2013)In this paper, we present a cost effective method to generate a high-quality quadruple frequency optical millimeter- wave (MMW) signal using an integrated dual-parallel Mach-Zehnder modulator (IDP-MZM). Not only does the ... -
Damping improvement of power system oscillations by using optimal coordinated design between PSS and SVC-based stabilizer
(Trans Tech Publications, 2013)The large expansion of electrical power systems usually results in problem of low frequency oscillations. Therefore, the conventional Power System Stabilizers (PSSs) used to solve this problem cannot provide an adequate ... -
Design a quadband frequencies microstrip patch antenna with double C-shaped slot
(Engg Journals Publications, 2013)A quadband frequencies microstrip square patch antenna with double C-shaped slot at the patch is proposed in this paper. First, a rectangular shaped patch antenna is designed for 2.40 GHz frequency (WLAN application) with ... -
Design of a free electron maser without wiggler
(World Scientific and Engineering Academy and Society (WSEAS), 2010-04)We are developing prototype free electron maser (FEM) that is compact, powerful and efficient for potential industrial applications. The design, set-up and results of a novel X-band rectangular waveguide prebunched free ... -
Design of Barium Strontium Titanium (BST) array antenna
(Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)A design of a 4x4 dielectric resonator (DR) microstrip patch array antenna with a 50 Ω microstrip transmission line feed is presented. The antenna was designed to operate at the Worldwide interoperability for Microwave ... -
Design of UHF harmonic butterworth low pass filter for portable 2 ways-radio
(Engg Journals Publications, 2013)This paper presents the design of a compact Butterworth low pass filter designed operating at frequency range of 300-400MHz with input and output impedance of 50 ohm have been designed, simulated and fabricated. This filter ... -
Development of a new approach for high-quality quadrupling frequency optical millimeter-wave signal generation without optical filter
(PIER, 2013)In this paper, we propose a new approach to generate quadrupling-frequency optical millimeter-wave (mm-wave) signal with carrier suppression by using two parallel Mach-Zehnder modulators (MZMs) in Radio-over-fiber (RoF) ...