Browsing Researchers by Author "R. Badlishah, Ahmad, Prof. Dr."
Now showing items 1-20 of 61
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Ab-initio calculation of the ground state of a truncated single-walled carbon nanotube
Md. Mijanur, Rahman, Dr.; R. Badlishah, Ahmad, Prof. Dr. (American-Eurasian Network for Scientific Information (AENSI), 2012-05)An ab-initio calculation of the ground state of a truncated single-walled carbon nanotube was performed. For this calculation, we adopted Density Functional Theory approach which significantly reduced computational ... -
Analysis OCDMA system bit-error-rate using NAND detection at different data rate
Nasim, Ahmed, Dr.; Syed Alwee Aljunid, Syed Junid, Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr. (The International Society for Optical Engineering (SPIE), 2013)In this study, the OCDMA system is analyzed to enhance the Bit-Error-Rate (BER) performance using NAND subtraction detection technique. Enhanced Double Weight (EDW) code is used as a signature address of OCDMA system. The ... -
Analysis of right arm biceps brachii muscle activity with varying the electrode placement on three male age groups during isometric contractions using a wireless EMG sensor
Nizam Uddin, Ahamed; Sundaraj, Kenneth, Assoc. Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr.; Matiur, Rahman; Md. Anamul, Islam (Elsevier Ltd., 2012)The purpose of this study was to quantify and analyze the muscle activity of the biceps brachii (BB) muscle from three different male age groups and varying the electrode placement on their muscles. Six subjects in three ... -
Analysis of the effect on electrode placement on an adolescent's biceps brachii during muscle contractions using a wireless EMG sensor
Nizam Uddin, Ahamed; Sundaraj, Kenneth, Assoc. Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr.; Matiur, Rahman; Anamul, Islam; Asraf, Ali (Society of Physical Therapy Science, 2012)[Purpose] Electromyography (EMG) is a random signal recording process that fully depends on proper electrode placement on the active muscle. The present study investigated and analyzed the electrical (amplitude) responses ... -
Blind image Steganography scheme using speeded-up robust features technique
Nagham, Hamid; Abid, Yahya, Ir. Assoc. Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr.; Osamah, M. Al- Qershi (Universiti Malaysia Perlis (UniMAP), 2012-06-18)Steganography, which means “covered writing” in Greek, is the art and science of invisible communication. It is employed in various useful applications, e.g., copyright control of materials, companies‟ safe circulation ... -
Cardinality enhancement of spectral/spatial modified double weight code optical code division multi-Access system by PIIN suppression
Amir Razif Arief, Jamil Abdullah, Dr.; Syed Alwee Aljunid, Syed Junid, Prof. Dr.; Anuar, Mat Safar, Ir. Dr.; Junita, Mohd Nordin; R. Badlishah, Ahmad, Prof. Dr. (Elsevier GmbH, 2013-10)A new two-dimensional (2-D) optical code division multiple access (OCDMA) scheme to increase the achievable system capacity is proposed. The code exhibits good cross-correlation property time and wavelength shift. Performances ... -
Channels estimation in OFDM system on block-type and comb-type pilot arrangement
Mohd Suhaizal, Abu Hassan; Abid, Yahya, Dr.; Farid, Ghani, Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr. (Universiti Malaysia Perlis (UniMAP), 2012-06-18)In orthogonal frequency division multiplexing (OFDM) systems over time-varying and frequency-selective fading channel, channel estimation and tracking is generally carried out by transmitting known pilot symbols in given ... -
Characteristic region based image steganography using Speeded-Up Robust Features technique
Nagham, Hamid; Abid, Yahya; R. Badlishah, Ahmad, Prof. Dr.; Osamah Al-Qershi (Institute of Electrical and Electronics Engineers (IEEE), 2012)Steganography is the art and science of invisible communication. It is employed in different useful a pplications, like, safe circulation of secret data and Medical I maging Systems. For most of the current steganography ... -
Classification of driver drowsiness level using wireless EEG
Mousa Kadhim, Wali; Murugappan, Muthusamy, Dr.; R. Badlishah, Ahmad, Prof. Dr. (Przegląd Elektrotechniczny, 2013)In this work, wireless Electroencephalogram (EEG) signals are used to classify the driver drowsiness levels (neutral, drowsy, high drowsy and sleep stage1) based on Discrete Wavelet Packet Transform (DWPT). Two statistical ... -
Cognitive wireless sensor actor network: an agricultural perspective
Naseer, Sabri; Syed Alwee Aljunid, Syed Junid, Prof. Dr.; Muhammed Sabri, Salim; Rezuwan, Kamaruddin, Prof. Ir. Dr. Hj.; R. Badlishah, Ahmad, Prof. Dr.; Mohd Fareq, Abd Malek, Dr. (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 ... -
Coherence in muscle activity of the biceps brachii at middle, proximal and distal tendon region among the arm wrestling contestants
Nizam Uddin, Ahamed; Sundaraj, Kenneth, Assoc. Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr.; Matiur J., Rahman; Md. Anamul, Islam; Md. Ashraf, Ali (Scientific Publishers of India, 2013)The aim of this study was to analyze the electromyographic (EMG) activity of biceps brachii (BB) muscle under the same muscle contraction in three different locations. For this reason, arm wrestling contest was conducted ... -
Design and development of a low cost solar energy system for the rural area
Al-Mamun, A; Sundaraj, Kenneth, Assoc. Prof. Dr.; Ahmed, Nasir; Nizam Uddin, Ahamed; Rahman, S.A.M.M.; R. Badlishah, Ahmad, Prof. Dr.; Kabir, M.H. (2013)Currently, solar energy has turned into a popular alternative energy source to meet certain demands around the world due to the instability of oil and coal prices with global warming issues. The aim of this paper is to ... -
Design and simulation a new code with zero cross-correlation for SAC-OCDMA networks
Thanaa Hussein, Abd; Syed Alwee Aljunid, Syed Junid, Prof. Dr.; Hilal Adnan, Fadhil, Dr.; R. Badlishah, Ahmad, Prof. Dr. (INSInet Publications, 2012-03)Design and simulation of new code family for the Spectral Amplitude Coding-Optical Code Division Multiple Access (SAC-OCDMA) networks is present. The new code family called Multi Diagonal (MD) code. The MD code family ... -
Detection of tubercle bacilli in Ziehl-Neelsen stained sputum slide images using Hu’s moment and HMLP network
Rafikha Aliana, A. Raof; Mohd Yusoff, Mashor, Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr.; Noor, S. S. M.; M. A. Abdullah; M. K. Osman (Universiti Malaysia Perlis (UniMAP), 2012-06-18)Manual screening by light microscopy is the most widely used method for tubercle bacilli detection in the developing country. However, it is a time consuming and labour-intensive process. In this paper, a method using image ... -
Development of EEG data acquisition device by using single board computer
Wali, Mousa Kadhim; Murugappan, M., Dr.; R. Badlishah, Ahmad, Prof. Dr. (Inderscience Enterprises Ltd., 2013)Electroencephalogram (EEG) plays a vital role in several medical diagnosis (brain tumour detection, Alzheimer disease, epilepsy, etc.), engineering applications (emotion detection, drowsiness detection, stress assessment, ... -
Effect of relay location on two-way DF and AF relay for multi-user system in LTE-A cellular networks
Jaafar Adhab, ALdhaibani; Abid, Yahya, Dr.; R. Badlishah, Ahmad, Prof. Dr.; Normaliza, Omar; Zaid G., Ali (Institute of Electrical and Electronics Engineers (IEEE), 2013-04)In order to meet the increasing demand and stringent design requirements for coverage expansion, throughput and capacity enhancement relay Node (RNs) has been considered as a promising solution to LTE-A Point-to-Multi-Point ... -
Effects of anthropometric variables and electrode placement on the SEMG activity of the biceps brachii muscle during submaximal isometric contraction in arm wrestling
Nizam Uddin, Ahamed; Sundaraj, Kenneth, Assoc. Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr.; Matiur, Rahman; Md. Asraf, Ali; Md. Anamul, Islam (Walter de Gruyter, 2013)Surface electromyography (SEMG) has been widely used to analyze the biceps brachii (BB) muscle during voluntary contraction, and the effect of the interelectrode distance has been studied. However, the effect of anthropometric ... -
An electromyographic effect from biceps brachii muscles during isometric contraction varying the range of motion (ROM) of the elbow
Nizam Uddin, Ahamed; Sundaraj, Kenneth, Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr.; Matiur, Rahman; Md. Asraf, Ali (Universiti Malaysia Perlis (UniMAP), 2012-06-18)It is well recognized that, electromyography (EMG) signals are manipulated by the exact electrode placement in the active muscle. In this paper, we presented the effect of muscle strength in three locations of the biceps ... -
Electromyographic responses during elbow movement at two angles with voluntary contraction: Influences of muscle activity on upper arm Biceps Brachii
Nizam Uddin, Ahamed; Sundaraj, Kenneth, Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr.; Matiur, Rahman; Asraf, Ali; Anamul, Islam (Maxwell Scientific Organization, 2012-11-15)Analysis of Electromyography (EMG) signals generated by individuals is part of human musculoskeletal system research and signals are always influenced by the electrode placement in the muscle. This characteristic is also ... -
Electronically reconfigurable beam steering antenna using embedded RF PIN based parasitic arrays (ERPPA)
Sabapathy, Thennarasan; Mohd. Faizal, Jamlos, Dr.; R. Badlishah, Ahmad, Prof. Dr.; Muzammil, Jusoh, Dr.; Mohd Ilman, Jais; Muhammad Ramlee, Kamarudin, Assoc. Prof. Dr. (EMW Publishing, 2013)In this paper, an electronically reconfigurable beam steering antenna using embedded RF PIN switches based parasitic array (ERPPA) is proposed for modern wireless communication systems that operate at 5.8 GHz frequency. ...