Browsing School of Computer and Communication Engineering (Articles) by Author "R. Badlishah, Ahmad"

Now showing items 1-19 of 19

    • Critical Data-Based Incremental Cooperative Communication for Wireless Body Area Network 

      Hameed, Al-Mishmish; Ahmed Alkhayyat; Hasliza, A. Rahim; R. Badlishah, Ahmad; Abbasi, Qammer H.; Hammood, Dalal A. (MDPI AG, 2018)
      Wireless Body Area Networks (WBANs) are single-hop network systems, where sensors gather the body’s vital signs and send them directly to master nodes (MNs). The sensors are distributed in or on the body. Therefore, ...

    • Design of spectral amplitude coding optical code-division multiple-access system using random diagonal codes 

      Fadhil, H. A.; Syed Alwee Aljunid, Syed Junid; R. Badlishah, Ahmad (Fachverlag Schiele & Schoen GmbH, 2008)
      In this paper we study the use of a new code called Random Diagonal (RD) code for Spectral Amplitude Coding (SAC) optical Code Division Multiple Access (CDMA) networks, RD code is constructed using code level and data ...

    • A dual band planar monopole antenna with inverted-M parasitic plane 

      Nurul, H. M R; Soh, Ping Jack; Azremi, Abdullah Al Hadi; Ibrahim, M.I.; R. Badlishah, Ahmad (Institute of Electrical and Electronics Engineering (IEEE), 2007)
      Introduction of parasitic plane as additional radiator helps to produce desired resonant frequencies, while helping to minimize the size of the antenna. A dual-band monopole antenna with parasitic plane is designed to ...

    • The effects of compiler optimizations in face recognition system 

      Shuhaizar, Daud; Khalib, Z.I.K; R. Badlishah, Ahmad; Mohamad Rizon, Mohamed Juhari (Institute of Electrical and Electronics Engineering (IEEE), 2008)
      One of the few challenges facing face recognition systems is real time processing. In order for a face recognition system to be viable for real world implementations, it needs to be fast enough to track and identify facial ...

    • The effects of compiler optimizations on embedded system power consumption 

      Shuhaizar, Daud; R. Badlishah, Ahmad; Nukala S., Murhty (Inderscience Enterprises Limited, 2009)
      Power consumption is a subject of serious consideration in embedded systems design because embedded systems are constrained to stringent power and energy requirements. The mission of lowering power consumption and energy ...

    • FPGA based control IC for multilevel inverter 

      Muhammad Imran, Ahmad; Zulkifli, Husin; R. Badlishah, Ahmad; Hasliza, A. Rahim; Mohamad Suhaizal, Abu Hassan; Mohd Nazrin, Md Isa (Institute of Eelectrical and Electronics Engineering (IEEE), 2008-05-13)
      Multilevel inverter is used in applications that need high voltage and high current. The topologies of multilevel inverter have several advantages such as lower THD, lower EMI generation, better output waveform and higher ...

    • Gait disorder rehabilitation using vision and non-vision based sensors: a systematic review 

      Asraf, Ali; Kenneth, Sundaraj; R. Badlishah, Ahmad; Nizam, Ahamed; Anamul Islam (Association of Basic Medical Sciences of Federation of Bosnia and Herzegovina, 2012)
      Even though the amount of rehabilitation guidelines has never been greater, uncertainty continues to arise regarding the efficiency and effectiveness of the rehabilitation of gait disorders. This question has been hindered ...

    • A genetic algorithm approach to VLSI macro cell non-slicing floorplans using binary tree 

      Hasliza, A. Rahim@Samsuddin; Ab Rahman, A. A H; Andaljayalakshmi, G.; R. Badlishah, Ahmad; Wan Nur Suryani Firuz, Wan Ariffin (Institute of Electrical and Electronics Engineering (IEEE), 2008-05)
      This paper proposes an optimization approach for macro-cell placement which minimizes the chip area size. A binary tree method for non-slicing tree construction process is utilized for the placement and area optimization ...

    • 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 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 ...

    • New code structure for spectral amplitude coding OCDMA system 

      Hilal Adnan, Fadhil; Syed Alwee Aljunid, Syed Junid; R. Badlishah, Ahmad (The institute of Electronics, Information and Communication Engineers (IEICE), 2008-10)
      A new code structure for spectral amplitude coding in optical code division multiple access (OCDMA) systems called Smart Direct Detection (SDD) code is proposed. SDD code is constructed using code segment and data segment. ...

    • Performance analysis and prediction using circuit model in a microstrip patch array 

      Soh, Ping Jack; Azremi, Abdullah Al Hadi; Dayang Khadijah, Hamzah; Raha, Abdul Rahim; Mohd Taufik, Jusoh; Junita, Mohd Nordin; R. Badlishah, Ahmad (Institute of Electrical and Electronics Engineering (IEEE), 2007)
      This work is an effort in investigating and modeling an accurate Circuit Model derived from the Transmission Line Method (CM/TLM) by simulating a rectangular microstrip patch array using two different simulation techniques, ...

    • Performance Analysis of Congestion Control Mechanism in Software Defined Network (SDN) 

      M. Z., A. Rahman; Naimah, Yaakob; Amiza, Amir; R. Badlishah, Ahmad; Yoon, S. K.; A. H., Abd Halim (EDP Sciences, 2017)
      In the near future, the traditional networks architecture will be difficult to be managed. Hence, Software Defined Network (SDN) will be an alternative in the future of programmable networks to replace the conventional ...

    • Performance analysis of optical zero cross correlation in OCDMA system 

      Anuar, Mat Safar; Syed Alwee Aljunid, Syed Junid; R. Badlishah, Ahmad; Saad, N.M.; Andonovic, I. (Asian Network for Scientific Information, 2007)
      We propose a new code structure for Spectral-Amplitude Coding Optical Code Division Multiple Access (OCDMA) systems with zero cross-correlation and theoretically demonstrate the performance of this code by using a direct ...

    • Performance of random diagonal code for OCDMA systems using new spectral direct detection technique 

      Hilal Adnan, Fadhil; Syed Alwee Aljunid, Syed Junid; R. Badlishah, Ahmad (Elsevier Inc, 2009-01-31)
      This paper studies the performance of random diagonal (RD) code for spectral-amplitude coding OCDMA (SAC-OCDMA) system using a newly proposed spectral direct detection technique. RD code is constructed using code segment ...

    • Performance of random diagonal code for OCDMA systems using new spectral direct detection technique 

      Hilal Adnan, Fadhil; Syed Alwee Aljunid, Syed Junid; R. Badlishah, Ahmad (Elsevier Inc., 2009-06)
      This paper studies the performance of random diagonal (RD) code for spectral-amplitude coding OCDMA (SAC-OCDMA) system using a newly proposed spectral direct detection technique. RD code is constructed using code segment ...

    • The performance study of two genetic algorithm approaches for VLSI Macro-Cell layout area optimization 

      Hasliza, A. Rahim@Samsuddin; Rahman, A. A A; R. Badlishah, Ahmad; Wan Nur Suryani Firuz, Wan Ariffin; Muhammad Imran, Ahmad (Institute of Electrical and Electronics Engineering (IEEE), 2008)
      Very large scale integrated (VLSI) design has been the subject of much research since the early 1980s where the VLSI cell placement emerges to be a crucial stage in the chip design. Its area optimization is very important ...

    • Triple-play services using random diagonal code for spectral amplitude coding OCDMA systems 

      Hilal Adnan, Fadhil; Syed Alwee Aljunid, Syed Junid, Prof. Madya; R. Badlishah, Ahmad (Fachverlag Schiele and Schoen GmbH, 2009)
      In this paper, a new code called Random Diagonal (RD) code for spectral amplitude coding optical code division multiple access (OCDMA) networks is presented. This code is compared with other codes like MQC, MFH and Hadamard ...

    • Web-based wireless data acquisition system using 32bit single board computer 

      R. Badlishah, Ahmad; Wan Muhamad Azmi, Mamat; Mohamad Rizon, Mohamed Juhari; Shuhaizar, Daud; Arshad, N.W. (Institute of Electrical and Electronics Engineering (IEEE), 2008)
      The design and architecture of a web-based wireless data acquisition system are presented. This system provides a web interface for remote monitoring of sensors deployed which connected using wireless technology. The design ...