Now showing items 37-56 of 56

    • Metamaterial entrenched circular microstrip antenna for Malaysia HAPS 

      Muhammad Ezanuddin, Abdul Aziz; Mohd Fareq, Malek, Dr.; Soh, Ping Jack; R. Badlishah, Ahmad, Assoc. Prof. Dr. (Institute of Electrical and Electronics Engineers (IEEE), 2010-04-12)
      A circularly microstrip antenna (CMSA) with its related geometry intended for 5850-7075 MHz Malaysia HAPS operating band are presented here. Construction are made into three layers having layer three surface copper ...
    • Microwave wedge absorber design using rice husk - An evaluation on placement variation 

      Nornikman, Hassan; Soh, Ping Jack; Fareq, Malek, Dr.; Azremi, Abdullah Al Hadi; Wee, Fwen Hoon; R. Badlishah, Ahmad, Dr. (Institute of Electrical and Electronics Engineers (IEEE), 2010-04-12)
      Placement variation is one example of parameters that critically affects the performance of RF absorbers. In this work, four designed variation patterns - W, X, Y, and Z were discussed to compare the reflectivity (Sll) ...
    • Miniaturization and broadbanding techniques for folded meander line microstrip antennas 

      Mohammad Ezanuddin, Abdul Aziz; Soh, Ping Jack; Liam, Ooi Soo; Majmi, M. M (Institute of Electrical and Electronics Engineering (IEEE), 2009)
      In this paper a Folded Meander Line Antenna (FMLA) had been designed to operate in WLAN b/g band. Fabricated on a FR-4 board for single layer prototype and RO3010 for two layers prototype. The design of this antenna is ...
    • Multiband fractal planar inverted F antenna (F-PIFA) for mobile phone application 

      Saidatul, N.A.; Azremi, Abdullah Al Hadi; R. Badlishah, Ahmad, Prof. Madya Dr.; Soh, Ping Jack; Fareq, Malek (EMW Publishing, 2009)
      The design of a novel Fractal planar inverted F antenna (F-PIFA) based on the self affinity property is presented in this paper. The procedure for designing a Fractal Planar Inverted F Antenna is explained and three different ...
    • A novel 2.45GHz switchable beam textile antenna (SBTA) for outdoor wireless body area network (WBAN) applications 

      Mohd Ilman, Jais; Mohd Faizal, Jamlos, Dr.; Muzammil, Jusoh, Dr.; Sabapathy, Thennarasan; Muhammad Ramlee, Kamarudin, Assoc. Prof. Dr.; R. Badlishah, Ahmad, Prof. Dr.; Azremi, Abdullah Al Hadi, Dr.; Emi Izhanizam, Azmi; Soh, Ping Jack; Vandenbosch, Guy AE E; Nur Laila Khamariah, Ishak (EMW Publishing, 2013)
      A novel switchable beam textile antenna (SBTA) for wireless body area network (WBAN) applications is proposed. The SBTA is centrally-fed by a coaxial probe and the power distributed over four circular radiating elements. ...
    • Optimized SFCW radar sensor aiming at fall detection in a real room environment 

      Mercuri, Marco; Soh, Ping Jack; Boccia, Luigi; Schreurs, Dominique; Vandenbosch, Guy AE; Leroux, Paul; Amendola, Giandomenico (Institute of Electrical and Electronics Engineers (IEEE), 2013-01)
      An optimization of a Stepped-Frequency Continuous Wave (SFCW) radar for contactless fall detection and tag-less localization is presented and discussed. Wideband antennas with different topologies are investigated to solve ...
    • Parametric performance simulation of a proximity-coupled fed microstrip dipole array 

      Soh, Ping Jack; Amir Razif Arief, Jamil Abdullah; Aiza, M. M.; Azremi, Abdullah Al Hadi; Abdul Aziz, M.Z A; Rahim, M.K A (Institute of Electrical and Electronics Engineering (IEEE), 2008-05-19)
      This work reports on the performance simulation of two element units of microstrip dipole array antennas for WLAN application. Simulation is done using two different simulation techniques, the circuit model (CM) derived ...
    • Parametric studies of the pyramidal microwave absorber using rice husk 

      Nornikman, Hassan; Fareq, Malek, Dr.; Soh, Ping Jack; Azremi, Abdullah Al Hadi; Wee, Fwen Hoon; Hasnain, A. (Institute of Electrical and Electronics Engineers (IEEE), 2010)
      Agriculture waste has potential to be used as an alternative material for the microwave absorber used in the anechoic chamber. Compared to the current materials used, such as polystyrene and polyurethane, agricultural waste ...
    • A parametric study of broadband planar inverted F antenna (PIFA) for WLAN application 

      Azremi, Abdullah Al Hadi; Saidatul Norlyana, Azemi; R. Badlishah, Ahmad; Soh, Ping Jack (Institute of Electrical and Electronics Engineering (IEEE), 2008-12-01)
      A novel of comprehensive study and useful information for the design of broadband Planar Inverted F antenna (PIFA) is proposed. The antenna including the ground plane has a total dimension 6mm × 70mm × 30mm has been optimized ...
    • 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 comparison of serial and corporate feeding networks in a rectangular Microstrip patch antenna array 

      Soh, Ping Jack; Azremi, Abdullah Al Hadi; Dayang Khadijah, Hamzah; Rosemizi, Abd. Rahim; Mohd Taufik, Jusoh (Kolej Universiti Teknologi Tun Hussein Onn, 2006-12-19)
      One of the important aspects of a microstrip patch antenna array is the availability of the two feeding networks applicable to them, which are the serial and corporate feeding. A good impedance matching and optimal radiation ...
    • Performance modeling and simulation of microstrip dipole array antenna for WLAN application 

      Soh, Ping Jack; Amir Razif Arief, Jamil Abdullah; Aiza, M. M.; Azremi, Abdullah Al Hadi; Abd Aziz, M. Z A (Institute of Electrical and Electronics Engineering (IEEE), 2008)
      This paper proposed a performance simulation of a two-element, microstrip dipole array antenna for WLAN application. Simulation is done using two different simulation techniques, the circuit model (CM) derived from the ...
    • Performance simulation of pyramidal and wedge microwave absorbers 

      Nornikman, Hassan; Soh, Ping Jack; Azremi, Abdullah Al Hadi; Anuar, Mat Safar (Institute of Electrical and Electronics Engineering (IEEE), 2009-05-25)
      Anechoic chambers signal absorption capability is directly correlated to its performance. One of the main components in enabling signal absorption is the design and material used in designing the absorbers. Two of the main ...
    • Reflection loss performance of hexagonal base pyramid microwave absorber using different agricultural waste material 

      Nornikman, Hassan; Fareq, Malek, Dr.; Soh, Ping Jack; Azremi, Abdullah Al Hadi (Institute of Electrical and Electronics Engineers (IEEE), 2010-11-08)
      Hexagonal base pyramid microwave absorber is the new design of microwave absorber. In this work, two sub-shapes are considered to compare it reflection loss performance. The shapes are hexagonal and truncated hexagonal ...
    • A review of antennas for Picosatellite applications 

      Abdul Halim, Lokman; Soh, Ping Jack; Saidatul Norlyana, Azemi; Herwansyah, Lago; Podilchak, Symon K.; Chalermwisutkul, Suramate; Mohd Faizal, Jamlos; Azremi Abdullah, Al-Hadi; Akkaraekthalin, Prayoot; Gao, Steven (Hindawi Limited, 2017)
      Cube Satellite (CubeSat) technology is an attractive emerging alternative to conventional satellites in radio astronomy, earth observation, weather forecasting, space research, and communications. Its size, however, poses ...
    • Simplified Modeling, Simulation and Performance Analysis Using Circuit Model for a Corporate Feed Microstrip Patch Array 

      Soh, Ping Jack; Azremi, Abdullah Al Hadi; R A Rahim; Dayang Khadijah, Hamzah; Mohd Taufik, Jusoh (Institute of Electrical and Electronics Engineers (IEEE), 2007-03-27)
      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, ...
    • Small rectangular parasitic plane as patch antenna ground plane for broadband WLAN application 

      Norra Shiella, Razali; Azremi, Abdullah Al Hadi; Soh, Ping Jack; Saidatul Norlyana, Azemi; Ibrahim, M.I. (Institute of Electrical and Electronics Engineering (IEEE), 2007)
      This paper proposed a microstrip patch antenna for broadband WLAN application. The antenna is based on an octagonal patch, which is simulated and analyzed by using Microwave Office (MWO) for WLAN applications. The designed ...
    • A smart wearable textile array system for biomedical telemetry applications 

      Soh, Ping Jack; Van Den Bergh, B.; Hantao, Xu; Aliakbarian, Hadi; Farsi, Saeed; Samal, Purna B.; Vandenbosch, Guy A. E.; Schreurs, Dominique M M P; Nauwelaers, Bart K J C (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      A smart wearable textile array system (SWTAS) with direction of arrival (DoA) estimation and beamforming is proposed and developed for biomedical telemetry applications. This conformal system enables effective and continuous ...
    • A systematic design procedure for micro-strip-based unidirectional UWB antennas 

      Samal, Purna B.; Soh, Ping Jack; Vandenbosch, Guy A E (EMW Publishing, 2013)
      A design procedure for microstrip antenna topologies operating within the full UWB band is described. The presence of the full ground plane successfully results in a unidirectional antenna, which is important in applications ...
    • Wearable dual-band Sierpinski fractal PIFA using conductive fabric 

      Soh, Ping Jack; Vandenbosch, G. A. E.; Ooi, S. L.; Husna, M. R. N. (Institute of Electrical and Electronics Engineers (IEEE), 2011-03-17)
      A novel planar inverted-F antenna (PIFA), incorporating a triangular Sierpinski gasket, is presented. The used conducting textile and polyester fleece allow easy on-body integration and simple practical fabrication. It ...