Browsing School of Computer and Communication Engineering (Articles) by Title

Now showing items 230-249 of 281

    • A reconfigurable ultra wide band (UWB) compact tree-design antenna system 

      Muzammil, Jusoh; Mohd Faizal, Jamlos, Dr.; Muhammad Ramlee, Kamarudin; Mohd Fareq, Abd. Malek, Dr.; Muhamad Asmi, Romli; Zahari, Awang Ahmad; Mahathir, H. Mat (The Electromagnetics Academy, 2012-03)
      A novel compact tree-design antenna (NCTA) with the ability of reconfigurable ultra-wideband (UWB) of 3.1 GHz to 10.6 GHz to five multi-narrowband applications is proposed. This antenna has a novel radiating element design ...

    • A reconfigurable WiMAX antenna for directional and broadside application 

      Muzammil, Jusoh, Dr.; Mohd Faizal, Jamlos, Dr.; Muhammad Ramlee, Kamarudin, Assoc. Prof. Dr.; Sabapathy, Thennarasan (Hindawi Publishing Corporation, 2013)
      A novel reconfigurable compact patch array antenna for directional and broadside application is proposed. The presented antenna has successfully been able to function for directional beam at 320° or 35° and divisive broadside ...

    • Redesign the 4:2 compressor for partial product reduction 

      Hussin, R.; Ali Yeon, Md Shakaff; Idris, N.; Zaliman, Sauli; Ismail, R.C.; Kamarudin, A. (International Association of Science and Technology for Development (IASTED) / ACTA Press, 2007)
      In this paper, we attempt to redesign the 4:2 compressors. Since its inception by Weinberger in 1981[1], this concept of compressor has been used in most digital multiplications and multi operand operation scheme. The ...

    • Reduced complexity optimum detector for block data transmission systems 

      S. P. K., Babu; M. F. M., Salleh; Farid, Ghani (The Institute of Electronics, Information and Communication Engineers, 2009-12-10)
      Block Data Transmission Systems (BDTS) are used in high-speed wireless communication systems with time dispersive channel characteristics. In such systems, blocks of data are separated by zeros to mitigate the effect of ...

    • Reducing BER of spectral-amplitude coding optical code-division multiple-access systems by single photodiode 

      Syed Alwee Aljunid, Syed Junid, Prof. Dr.; Hamza Mohammed Ridha, Al-Khafaji; Amphawan, Angela, Dr.; Hilal Adnan, Fadhil, Dr.; Anuar, Mat Safar, Ir. Dr. (European Optical Society, 2013)
      In this paper, we present a single photodiode detection (SPD) technique for spectral-amplitude coding optical code-division multiple-access (SAC-OCDMA) systems. The proposed technique eliminates both phase-induced intensity ...

    • Reducing BER of spectral-amplitude coding optical code-division multiple-access systems by single photodiode detection technique 

      Hamza Mohammed Ridha, Al-Khafaji; Syed Alwee Aljunid, Syed Junid, Prof. Dr.; Amphawan, Angela, Dr.; Hilal Adnan, Fadhil, Dr.; Anuar, Mat Safar, Ir. Dr. (European Optical Society, 2013-03)
      In this paper, we present a single photodiode detection (SPD) technique for spectral-amplitude coding optical code-division multiple-access (SAC-OCDMA) systems. The proposed technique eliminates both phase-induced intensity ...

    • Rehabilitation systems for physically disabled patients: A brief review of sensor-based computerised signal-monitoring systems 

      Nizam Uddin, Ahamed; Sundaraj, Kenneth, Assoc. Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr.; Matiur J., Rahman; Md. Asraf, Ali; Md. Anamul, Islam; Palaniappan, Rajkumar (Scientific Publishers of India, 2013)
      This brief review addresses the existing systems and challenges and provides future recommendations on computer- and biosensor-assisted rehabilitation systems for physically disabled patients. We further list the types of ...

    • Relationship between controllable process parameters on bump height in ENIG 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Fairul Afzal, Ahmad Fuad; Ehkan, Phaklen, Dr.; Muhamad Hafiz,  Ab Aziz (Trans Tech Publications, 2013)
      This paper reports the factors that affect the bump height in electroless nickel immersion gold (ENIG) and their interrelation between each other. Bump height is a critical issue that needs to be investigated because a ...

    • Reliable key management and data delivery method in multicast over wireless IPv6 networks 

      Abbas, Mehdizadeh, Dr.; Raja Syamsul Azmir, Raja Abdullah, Dr.; Fazirulhisyam, Hashim, Dr.; Borhanuddin, Mohd Ali, Prof. Dr.; Mohamed, Othman, Prof. Dr.; Sabira, Khatun, Prof. Dr. (Springer Science+Business Media New York, 2013-12)
      Multicast is an efficient way to reduce the required bandwidth of transmitting data simultaneously to a group of users in wireless IPv6 networks. Nevertheless, multicast suffers from two main drawbacks which can be looked ...

    • Review article of radio frequency and microwave heating treatment to disinfest Kutu Beras in Malaysian rice 

      Siti Zulaika, Abdul Nyzam; Rosemizi, Abd. Rahim; Hasliza, A. Rahim @ Samsuddin (EDP Sciences, 2017)
      This article presents the basic principle of radio frequency (RF) and microwave heating and its application in agricultural sector specifically to control rice insects for storage purpose. Experiment findings of the past ...

    • A Review on Recent T-way Combinatorial Testing Strategy 

      Nuraminah, Ramli; Rozmie Razif, Othman; Zahereel Ishwar, Abdul Khalib; Muzammil, Jusoh (EDP Sciences, 2017)
      T-way combinatorial testing aims to generate a smaller test suite size. The purpose of t-way combinatorial testing is to overcome exhaustive testing. Although many existing strategies have been developed for t-way combinatorial ...

    • Rice husks microwave absorbers 

      Mohd Fareq, Abd Malek; Nornikman, Hassan; Soh, Ping Jack; Azremi, Abdullah Al Hadi; Supri, A. Ghani (Universiti Malaysia Perlis (UniMAP), 2010-12)

    • Rice yield classification using Backpropagation Network 

      Puteh, Saad; Nor Khairah, Jamaludin; Siti Sakira, Kamrudin; Aryati, Bakri; Nursalasawati, Rusli (Penerbit Universiti Utara MalaysiaFakulti Teknologi Maklumat, 2004)
      Among factors that affect rice yield area are diseases, pests and weeds. It is intractable to model the correlation between plant diseases, pests and weeds on the amount of rice yield statistically and mathematically. In ...

    • SCPS solution for heterogeneous networks for isolated areas: a novel design approach 

      Satea Hikmat, Alnajjar; Mohd Fareq, Abd. Malek, Dr. (ICIC International, 2012)
      This research presents an innovative system that has capability to prove the technical feasibility and advantages of a joint radio frequency (RF) and free space optic (FSO) system with a synchronized self-trace directional ...

    • Secured and robust information hiding scheme 

      Nagham Hamed, Abdul-Mahd; Abid, Yahya, Dr.; R. Badlishah, Ahmad, Prof. Dr.; Osamah M., Al-Qershi (Elsevier B.V., 2013)
      The sensitivity of the digital work made it susceptible to many accidental dangers. Accordingly, it has become necessary for the secret data to be protected, identified and extracted. As a result, many researchers have ...

    • Setup and results of pyramidal microwave absorbers using rice husks 

      Nornikman, Hassan; Fareq, Malek, Dr.; Ahmed, M.; Wee, Fwen Hoon; Soh, Ping Jack; Azremi, Abdullah Al Hadi, Dr.; Ghani, S. A.; Hasnain, A.; Taib, M. N. (EMW Publishing, 2011)
      Agricultural wastes are considered not useful and are commonly dumped or burned after crop harvesting. Rice husks from paddy (Oryza sativa) are example of agricultural wastes. Rice husks have been investigated as the ...

    • Shear speed analysis on Sn-3.9Ag-0.6Cu Solder 

      Zaliman, Sauli, Dr.; Retnasamy, Vithyacharan; Fairul Afzal, Ahmad Fuad; Ehkan, Phaklen, Dr.; Ong, Tee Say; Vairavan, Rajendaran (Trans Tech Publications (TTP), 2013)
      Ball Grid Array (BGA) is a type of semiconductor interconnection used in Integrated Circuit (IC) which is being scaled down to micro and nano size. The reliability of BGA in IC becomes a concern as the size of IC reduces. ...

    • Signal propagation analysis for low data rate wireless sensor network applications in sport grounds and on roads 

      Ndzi, David L.; Muhammad A, Mohd Arif; Ali Yeon, Md Shakaff, Prof. Dr.; Mohd Noor, Ahmad, Prof. Dr.; Azizi, Harun; Latifah Munirah, Kamarudin; Ammar, Zakaria; M. F., Ramli; Mohammad Shahrazel, Razalli (EMW Publishing, 2012)
      This paper presents results of a study to characterise wire- less point-to-point channel for wireless sensor networks applications in sport hard court arenas, grass fields and on roads. Antenna height and orientation effects ...

    • A simple technique for improving the anechoic performance of a pyramidal absorber 

      M. Nadeem, Iqbal; Mohd Fareq, Abd. Malek, Dr.; Yeng, S. Lee; Liyana, Zahid; Muhammad Iqbal, Muhammad Hussain, Dr.; Mohd F. H., A Malek; Nur Fairuz, Mohamed Yusof; Norshafinash, Saudin; Noor Anida, Abu Talib (EMW Publishing, 2013)
      In this paper, we propose a very simple technique that offers an extra degree of freedom to optimize the design of a tire dust-based absorber with reduced height. Cladding is a technique that is used to enhance the surface ...

    • Singular value decomposition rank-deficient-based estimators in TD-SCDMA systems 

      Ali Kamil, Marzook; Alyani, Ismail; Borhanuddin, Mohd Ali; Aduwati, Sali; Sabira, Khatun, Prof. Dr. (Springer Science+Business Media, LLC, 2013-02)
      This paper presents a new joint channel estimation method for Time Division-Synchronous Code Division Multiple Access (TD-SCDMA) systems based on a Singular Value Decomposition (SVD) reduced-rank technique. The system ...