Browsing Journal Articles by Title

Now showing items 1328-1347 of 2800

    • 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 classification of Orthosiphon stamineus by data fusion of electronic nose and tongue sensors 

      Ammar, Zakaria; Ali Yeon, Md. Shakaff, Prof. Dr.; Abdul Hamid, Adom, Assoc. Prof. Dr.; Mohd Noor, Ahmad; Maz Jamilah, Masnan; Abdul Hallis, Abd Aziz; Nazifah, Ahmad Fikri; Abu Hassan, Abdullah; Latifah Munirah, Kamarudin (MDPI Publishing, 2010-09-28)
      An improved classification of Orthosiphon stamineus using a data fusion technique is presented. Five different commercial sources along with freshly prepared samples were discriminated using an electronic nose (e-nose) and ...

    • 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 ...

    • An improved defect classification algorithm for six printing defects and its implementation on real printed circuit board images 

      Ismail, Ibrahim; Zuwairie, Ibrahim; Kamal, Khalil; Musa, Mohd Mokji; Syed Abdul Rahman, Syed Abu Bakar; Norrima, Mokhtar; Wan Khairunizam, Wan Ahmad (ICIC International, 2012-05)
      Because decisions made by human inspectors often involve subjective judg- ment, in addition to being intensive and therefore costly, an automated approach for printed circuit board (PCB) inspection is preferred to eliminate ...

    • Improved Maturity and Ripeness Classifications of Magnifera Indica cv. Harumanis Mangoes through Sensor Fusion of an Electronic Nose and Acoustic Sensor 

      Ammar, Zakaria; Ali Yeon, Md Shakaff, Prof. Dr.; Maz Jamilah, Masnan; Fathinul Syahir, Ahmad Saad; Abdul Hamid, Adom, Prof. Dr.; Mohd Noor, Ahmad, Prof. Dr.; Mahmad Nor, Jaafar, Assoc. Prof. Dr.; Abu Hassan, Abdullah; Latifah Munirah, Kamarudin (MDPI AG, 2012-05-10)
      In recent years, there have been a number of reported studies on the use of non-destructive techniques to evaluate and determine mango maturity and ripeness levels. However, most of these reported works were conducted ...

    • Improved particle swarm optimization (PSO) for performance optimization of electronic filter circuit designs 

      Chong, Woon Kien; Neoh, Siew Chin, Dr. (Trans Tech Publications, Switzerland., 2012)
      This article discusses and analyzes particle swarm optimization (PSO) approach in the design and performance optimization of a 4th-order Sallen Key high pass filter. Three types of particle swarm features are studied: basic ...

    • Improved subtraction function for logarithmic number system 

      Rizalafande, Che Ismail, Dr.; Sohiful Anuar, Zainol Murad, Dr.; Razaidi, Hussin; Coleman, John Nicholas (Elsevier Ltd., 2013)
      Logarithmic number system can be highly considered as an alternative to floating-point, specifically for applications that require a wide dynamic range of numbers for their arithmetic operations. To date, its implementation ...

    • Improved variational many-body wave function in light nuclei 

      Qamar Nasir, Usmani, Prof. Dr.; Singh, A.; Khairul Anwar, Mohamad Khazali; Rawitscher, G. (American Physical Society, 2009-09-10)
      We propose and implement a simple method for improving the variational wave function of a many-body system. We have obtained a significant improvement in the binding energies, wave functions, and variance for the light ...

    • Improvement of absorption characteristics of solar cell above room temperature using quantum dot 

      A. N., Alekhateeb; Mohd Abdur Rashid, Dr.; Mohd Fareq, Abd. Malek, Dr.; Md. Abdullah, Al Humayun; Azralmukmin, Azmi (Engg Journals Publications, 2013-10)
      This paper presents a theoretical study on the light absorption characteristics of solar cell. We have analyzed the temperature dependence of the absorption coefficient of light and the percentage of the incident light ...

    • Improvement of combustion process of oil palm fruit fiber (Mesocarp) by adjusting of combustion air ratio between primary and secondary air 

      Ilmi, Abdullah; Farel H., Napitupulu; Tulus; Bagus Giri, Yudanto (Universiti Malaysia Perlis (UniMAP), 2013)
      Study of the oil palm fiber (mesocarp) combustion process in the laboratory scale has been conducted. The purpose of this research was to identify the effect of various combustion air ratio between primary air (PA) and ...

    • Improvement of Corrosion Resistance of Rare Earth Element (REE)-Based Anodic Oxidation Coating on AZ91D Magnesium Alloy 

      Mohd Zamzuri, Mohammad Zain; Suhaimi, Illias; Mokhtar, Mat Salleh; Khairul Azwan, Ismail; Nooraizedfiza, Zainon (Scientific.net, 2012-06-26)
      Anodization is a useful technique for forming protective films on magnesium alloys and improves its corrosion resistance. Based on the rare earth metal (REE) salt solution, the optimum parameter was selected by comparing ...

    • Improvement of corrosion resistance of rare earth element (REE)-based anodic oxidation coating on AZ91D magnesium alloy 

      Mohd. Zamzuri, Mohammad Zain; Suhaimi, Illias; Mokhtar, Mat Salleh; Khairul Azwan, Ismail, Dr.; Nooraizedfiza, Zainon (Trans Tech Publications, 2012)
      Anodization is a useful technique for forming protective films on magnesium alloys and improves its corrosion resistance. Based on the rare earth metal (REE) salt solution, the optimum parameter was selected by comparing ...

    • Improvement of Glucose Oxidase Immobilization using Sol-Gel technique 

      Nashrul Fazli, Mohd Nasir; Yang, Y. (Universiti Malaysia Perlis, 2007)
      A sol gel based needle type biosensor using 3-glycidoxypropyl dimethylethoxy silane, as silane agent was developed to improve the immobilisation efficiency of glucose oxidase (GOD). The glucose sensor was coated with ...

    • Improvement of signature scheme based on the hybrid of two problems 

      Elyana, Sakib; Wan Suhana, Wan Daud; Siti Rohana Goh, Abdullah (AIP Publishing LLC, 2013)
      This paper proposed an improvement of an existing signature scheme based on the hybrid of two problems. The security of this improved signature scheme is based on a hybrid of factorisation (FAC) and elliptic curve discrete ...

    • 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 ...

    • Improvement of the cement mortar properties using recycled waste materials 

      Manal Hamed Jasem (Universiti Malaysia Perlis (UniMAP), 2022-04)
      Ceramic tiles as well as brick waste materials from building demolition and black tea waste have caused major environmental issues. As a result, one of the primary objectives of sustainable solid waste management is ...

    • 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 event classification using Gammatone Filter for distributed acoustic sensing 

      B., Faisal; M. S., Yusri; A., Ismail; N. L., Saleh; M. F., Ismail; N. D., Nordin; A. H., Sulaiman; F., Abdullah; M. Z., Jamaludin (Universiti Malaysia Perlis (UniMAP), 2021-12)
      The phase optical time domain reflectometry (Φ-OTDR) system offers several advantages suitable for distributed acoustic sensing application. It has long sensing range, great antielectromagnetic interference, and high ...

    • Improving indoor air quality with water-based air filtration system 

      M., Marzuki; Osman, A.A.; Mamat, N.F.S. (Universiti Malaysia Perlis (UniMAP), 2009-12-01)
      This paper explains the design and development of a water-based air filter system for recycling and cleaning the air indoors; particularly in houses, classrooms and offices. The device is developed as the concerns for ...