Now showing items 110-129 of 281

    • Identification of LPI radar signals by higher order spectra and neural network techniques 

      Anjaneyulu, Lokam; Sarma, N.V S N; Murthy, N.S. (Inderscience Publishers, 2009)
      LPI radars use continuous wave, wide bandwidth low power signals of the order of a few watts making its detection difficult. The important advantage of LPI radar is to go undetected, while maintaining a strong battlefield ...
    • Impact of freeway mobility pattern on routing performance of mobile Ad Hoc networks 

      Layth Abdulkareem, Hassnawi, Dr.; R. Badlishah, Ahmad, Prof. Dr.; Abid, Yahya, Dr.; H. R., Alsanad; Syed Alwee Aljunid, Syed Junid, Prof. Dr. (Advanced Institute of Convergence IT, 2013-05)
      In all applications which are based on Mobile Ad-Hoc Networks, node mobility has a significant impact on the performance of routing protocols; consequently affect the usefulness of these applications. This paper presents ...
    • Impact of multi-diagonal code on high-speed spectral amplitude coding optical code division multiple-access networks 

      Thanaa Hussein, Abd.; Syed Alwee Aljunid, Syed Junid, Prof. Dr.; Hilal Adnan, Fadhil, Dr.; Junita, Mohd Nordin; Mohamad Naufal, Mohamad Saad, Assoc. Prof. (Springer-Verlag, 2013-09)
      In this paper, we present the impact of the multi-diagonal (MD) code for high data rate in spectral amplitude coding optical code division multiple-access (SAC-OCDMA) networks. An MD code structure for SAC-OCDMA system is ...
    • Impedance Analysis of Mobile Phone Antenna in the Presence of User's Hand 

      Nur Basyirah, A Rahman; Azremi Abdullah, Al Hadi; Saidatul Norlyana, Azemi (EDP Sciences, 2017)
      User interaction (UI) has been identified to degrade the performance of the antenna. A system that measures impedance characteristics of a planar inverted-F antenna (PIFA) when there are user interactions is designed using ...
    • Impedance modeling for a unit cell of the square loop frequency selective surface at 2.4 GHz 

      Mohamad Zoinol Abidin, Abd. Aziz; Mahfuzah, Md. Shukor; Badrul Hisham, Ahmad, Dr.; Fauzi, Mohd Johar; Mohd Fareq, Abd. Malek, Dr. (Engg Journals Publications, 2013)
      Equivalent Circuit (EC) method gives a simple alternative method in Frequency Selective Surface (FSS) analyses which are useful for quickly predicting the characteristic of FSS. An impedance modeling of the Equivalent ...
    • Implementation of a project-based telecommunications engineering design course 

      Aliakbarian, Hadi; Soh, Ping Jack; Saeed Farsi; Hantao, Xu; Emmanuel H. E. M. J. C., Van Lil; Nauwelaers, Bart K. J. C.; Vandenbosch, Guy A. E.; Dominique, M. M.-P. Schreurs (IEEE, 2014-02)
      This paper describes and discusses the implementation of a project-based graduate design course in telecommunications engineering. This course, which requires a combination of technical and soft skills for its completion, ...
    • Implementing a large data bus VLIW microprocessor 

      Lee, Weng Fook; Ali Yeon, Md Shakaff (Science Publications., 2008)
      Microprocessors have grown tremendously in its computing and data crunching capability since the early days of the invention of a microprocessor. Today, most microprocessors in the market are at 32 bits, while the latest ...
    • Improved BER based on intensity noise alleviation using developed detection technique for incoherent SAC-OCDMA systems 

      Hamza Mohammed Ridha, Al-Khafaji; Syed Alwee Aljunid, Syed Junid, Prof. Dr.; Hilal Adnan, Fadhil, Dr. (Taylor and Francis Group, LLC., 2012-06)
      The major drawback of incoherent spectral-amplitude coding optical code-division multiple-access (SAC-OCDMA) systems is their inherent intensity noise originating due to the incoherency of the broadband light sources. In ...
    • Improved booth encoding for reduced area multiplier 

      Hussin, R.; Ali Yeon, Md Shakaff; Idris, N.; Ismail, R.C.; Kamarudin, A. (Institute of Electrical and Electronics Engineering (IEEE), 2006-12)
      In designing high density circuit, size is a major concern in design. This paper presents a simple modification to the Booth Multiplier that can effectively reduce the area with an accepted scarified in speed. A conventional ...
    • Improved debye model for experimental approximation of human breast tissue properties at 6 GHz ultra-wideband centre frequency 

      Ikram, E-Khuda; Sabira, Khatun, Prof. Dr.; Jahid Reza, Khondker; Md. Mijanur, Rahman, Dr.; Moslemuddin, Fakir, Dr. (Engg Journals Publications, 2013)
      This paper investigates complexity of breast tissue structure and mathematical equations to describe their dielectric properties. Experimental breast tissue dielectric properties are compared to theoretical results from ...
    • Improvement of the bit error rate of a non-coherent OCDMA system for FTTH network applications 

      Nasim, Ahmed, Dr.; Syed Alwee Aljunid, Syed Junid, Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr.; Hilal Adnan, Fadhil, Dr. (Springer Verlag, 2013-12)
      In this paper, an optical code division multiple access (OCDMA) system was analysed to improve the bit error rate (BER) performance at 10 Gbps. The improvements to this system were based on a modified double weight code ...
    • Improving BER using RD Code for spectral amplitude coding optical CDMA network 

      Fadhil, H.A; Syed Alwee Aljunid, Syed Junid; R. Badlishah, Ahmad (Institute of Electrical and Electronics Engineering (IEEE), 2009)
      A new code for spectral-amplitude coding optical code-division multiple-access system is proposed called random diagonal (RD) code. This code is constructed using code segment and data segment. One of the important properties ...
    • Improving bit error rate of OCDMA systems using and subtraction technique 

      Syed Alwee Aljunid, Syed Junid; Shariffah Zarihan, Syed Zaharim Helmi; Anuar, Mat Safar; Junita, Mohd Nordin; Norsuhaida, Ahmad; Samad, M.D.A.; Mohamad Khazani, Abdullah (Institute of Electrical and Electronics Engineering (IEEE), 2006)
      A new detection scheme, namely AND subtraction technique is proposed and presented in this paper. The theory is being elaborated and experimental results have been done by comparing Double-Weight (DW) code against the ...
    • Improving performance in free space optical communication (FSOC) channel through the dual diffuser modulation (DDM) due to atmospheric turbulence 

      Abdul Rahman, Kram; Syed Alwee Aljunid, Syed Junid, Prof. Dr.; Anuar, Mat Safar, Ir. Dr.; Hilal Adnan, Fadhil, Dr. (Asian Research Publication Network, 2014-02)
      This paper focus on reduction of atmospheric turbulence effect on free space optical communication using robust modulation that is dual diffuser modulation (DDM) technique. This technique uses two transmitter and differential ...
    • Improving performance-limited interference system with coordinated multipoint transmission 

      Aini Syuhada, Md Zain; Abid, Yahya, Dr.; Mohd Fareq, Abd. Malek, Dr.; Normaliza, Omar (Elsevier, 2013)
      This paper describes an overview of the key component in coordinated multipoint in the context of LTE-Advanced which includes architectures and approaches that can be employed. Most of the ideas presented are presently ...
    • Improving system performance through operating system optimization on embedded devices platform 

      Daud, S.; Khalib, Z.I.A.; R. Badlishah, Ahmad (Institute of Electrical and Electronics Engineering (IEEE), 2008-05)
      Implemented with a low speed CPU, small memory footprint, low static memory storage and developed specifically for low power requirement, small embedded devices are significantly affected by processing time. By cutting ...
    • Increasing capacity and suppress the crosstalk by using hybrid optical OFDM/ WDM system 

      Abdullah Omar Ali, Al-Dhaibani; Syed Alwee Aljunid, Syed Junid, Prof. Dr.; Hilal Adnan, Fadhil, Dr.; Anuar, Mat Safar, Ir. Dr. (Trans Tech Publications, 2014)
      Hybrid optical OFDM/WDM system is proposed to provide longer reach and larger capacity comparing with existing PON systems in order to meet the ever increasing bandwidth demand and data rate of next generation optical ...
    • Influence of Code Size Variation on the Performance of 2D Hybrid ZCC/MD in OCDMA System 

      Rima, Matem; Syed Alwee Aljunid, Syed Junid; Junita, Mohd Nordin; Mohd Rashidi, Che Beson; Israa, Shihab Ahmed (EDP Sciences, 2018)
      Several two dimensional OCDMA have been developed in order to overcome many problems in optical network, enhancing cardinality, suppress Multiple Access Interference (MAI) and mitigate Phase Induced Intensity Noise (PIIN). ...
    • An insect classification analysis based on shape features using quality threshold ARTMAP and moment invariant 

      Shahrul Nizam, Yaakob; Jain, Lakhmi (Springer, 2012-07)
      The main objective of this paper is to investigate the use of Quality Threshold ARTMAP (QTAM) neural network in classifying the feature vectors generated by moment invariant for the insect recognition task. In this work, ...
    • Integration and deployment of IEEE 802.15.4 wireless sensor networks with a wireless mesh backhaul network 

      Mohd. Najmuddin, Mohd. Hassan, Dr.; Latifah Munirah, Kamarudin, Dr.; Ammar, Zakaria; R. Badlishah, Ahmad, Prof. Dr. (AENSI Publisher All rights reserved, 2013-10)
      This paper describes the deployment of a IEEE802.15.4 Wireless Sensor Network (WSN) in a campus network and integration with IEEE 802.11a/g Wireless Mesh Network (WMN) for the backhaul. The first problem discussed is the ...