Browsing Researchers by Title

Now showing items 1679-1698 of 3486

    • 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 ...

    • Improving the quality and productivity of molded parts with a new design of conformal cooling channels for the injection molding process 

      Shayfull Zamree, Abd Rahim; Safian, Sharif; Azlan, Mohd Zain; Mohd Nasir, Mat Saad; Rozaimi, Mohd Saad (John Wiley and Sons Inc., 2015)
      In materials processing, quality and productivity are notably important and must be controlled for each product type produced. In the injection molding process, quality is measured as the extent of warpage of molded parts ...

    • Improving warpage on thin shallow parts in two-plate moulds with conformal cooling channels 

      Shayfull Zamree, Abd. Rahim; Muhammad Syahril, Bahari; Siti Aishah, Adam; Mohd. Nasir, Mat Saad; Nooraizedfiza, Zainon (Praise Worthy Prize S.r.l., 2013-03)
      Nowadays, the trend of consumer products designed is getting smaller and most of cover is made from plastic which was produced by using injection molding process. Thus, the demand of thin shallow plastic parts in global ...

    • Improving warpage with milled groove square shape conformal cooling channels 

      Shayfull Zamree, Abd Rahim, Dr.; Safian, Sharif; Azlan Mohd, Zain; Mohd Nasir, Mat Saad; Rozaimi, Mohd Saad (Trans Tech Publications Ltd, 2016)
      Warpage is a common issue in an injection moulding process due to non-uniform temperature variation causing differential shrinkage on the moulded parts. In designing moulds for injection molding process, it is very difficult ...

    • Imputation methods for filling missing data in urban air pollution data for Malaysia 

      Nur Afiqah, Zakaria; Norazian, Mohamed Noor (NR&DI URBAN-INCERC, 2018)
      The air quality measurement data obtained from the continuous ambient air quality monitoring (CAAQM) station usually contained missing data. The missing observations of the data usually occurred due to machine failure, ...

    • In house construction of an induction motor rotor by using 0.35mm thickness of steel sheet for efficiency based investigation 

      Ismail, Daut, Prof. Dr.; Gomesh Nair, Shasidharan; Yanawati, Yahya; Muhammad Irwanto, Misrun; Nor Shafiqin, Shariffuddin (Trans Tech Publications, 2012)
      In this paper, an in house production of a 0.5hp induction motor's rotor is investigated. This investigation considers the induction motor's efficiency and losses dissipation as an important aspect to determine the rotors ...

    • In Vitro bioactivity study of thermoplastic Starch/Bentonite/Hydroxyapatite composites for biomedical applications 

      Nurul Husna, Zakaria; Noorhafiza, Muhammad; Mohd Mustafa Al Bakri, Abdullah; S. N. F., M. Noor (IOP Publishing Ltd, 2020-02)
      Potato starch composites film incorporating hybrid bentonite and hydroxyapatite (HA) were investigated as novel biomaterial for potential biomedical applications. The selected potato starch/bentonite composites were prepared ...

    • In vitro biostability of poly(dimethyl siloxane/hexamethylene oxide)-based polyurethane/layered silicate nanocomposites 

      Andriani, Yosephine; Morrow, Isabel C.; Taran, Elena; Edwards, Grant A.; Schiller, Tara L.; Azlin Fazlina, Osman; Martin, Darren J. (Elsevier Ltd., 2013-09)
      We have prepared a number of silicone-based thermoplastic polyurethane (TPU) nanocomposites and demonstrated an enhancement of in vitro biostability against metal-ion-induced oxidation for potential use in long-term ...

    • In vitro evaluation of finger's hemodynamics for vein graft surveillance using electrical bio-impedance method 

      Lee, Hoi Leong; Shahriman, Abu Bakar, Dr.; Sazali, Yaacob, Prof. Dr.; Zuradzman, Mohamad Razlan, Dr.; Wan Khairunizam, Wan Ahmad, Dr.; Zunaidi I.B; Cheng, Ee Meng, Dr.; Siti Khadijah, Za'aba, Dr.; Shafriza Nisha, Basah, Dr.; Mohd Afendi, Rojan, Dr.; Sharifah Roohi, Syed Waseem Ahmad (American-Eurasian Network for Scientific Information (AENSI), 2014-03)
      Electrical bio-impedance measurement has great potential in many biomedical applications including vein graft surveillance. Studies have shown that thrombosis was the major cause of the vein graft failure. The meticulous ...

    • In-plane flux distribution in 45o T-joint of 3phase transformer core with staggered yoke and limb 10mm 

      Ismail, Daut; Ahmad, D. M. M. (ACTA Press, 2009-09-07)
      This paper describes the result of measurement of inplane flux distribution on 100kVA 3phase distribution transformer assembled with 45o T-joint and mitred lap corner joint with stagger yoke and limb with overlap length ...

    • In-plane flux distribution in the mix 60o- 45o T-joint of three phase transformer core 

      Dina Maizana, Maiz Ahmad; Ismail, Daut, Prof. Dr.; Rosnazri, Ali; Risnidar Chan Bahaudin, Ir.; Muhammad Irwanto (Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)
      This paper describes the result of measurement of inplane flux distribution on 100kVA 3phase distribution transformer assembled with the mix 60o- 45o T-joint and mitred lap corner joint with stagger yoke of 10mm. ...

    • Increasing ABB FlexPicker Robot’s Degree of Freedom (DOF) using Flexible End Effector 

      M. H., Nordin; K., Selvaraju; Mohd Fathullah, Ghazli @ Ghazali (EDP Sciences, 2016)
      The commissioning of a high speed parallel robot such as the ABB Flexpicker Robot into the industrial environment provides greater flexibility in picking, packaging or palletizing tasks. However, current configuration of ...

    • 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 ...

    • Indexing Odour by using electronic nose 

      Saiful Azhar, Saad; Mohd Noor, Ahmad; Ali Yeon, Md Shakaff; Suhardy, Daud; Farizul Hafiz, Kasim; Siti Nordiyana, Md. Salim; A.K.M. Shafiqul Islam (National Cheng Kung University, 2006-01-18)
      Odour produced from landfill had become a serious problem in Malaysia as 70% of the complaints received by environmental regulators were about the odour. At present, Malaysia is still developing its odour standard permitted ...

    • Indoor Air Quality Monitoring 

      Ali Yeon, Md Shakaff, Prof. Dr.; Mohd. Noor, Ahmad, Prof. Dr.; A. K. M. Shafiqul, Islam; Siti Nordiyana, Md. Salim; Noor Hasyierah, Mohd Salleh (Kementerian Pengajian Tinggi Malaysia, 2005)
      Indoor Air Quality (IAQ) is a term used to describe how polluted the air inside a confined space is.

    • Induction motor behavior due to symmetrical and un-symmetrical faults 

      Ismail, Daut, Prof. Dr.; Surya Hardi, Amrin; Tunku Muhammad Nizar, Tunku Mansur; Syafruddin, Hasan; Indra, Nisja; Mohd Hafizi, Idris (Universiti Malaysia Perlis (UniMAP), 2012-06-18)
      This paper presents induction motor behavior caused by symmetrical and unsymmetrical faults. PSCAD/EMTD power system simulation was used for a simple model and the investigation purpose. Voltage sags are generally caused ...

    • Induction motor behavior due to unsymmetrical and symmetrical faults 

      Surya, Hardi; Ismail, Daut, Prof. Dr.; Risnidar Chan Bahaudin; Muhammad Irwanto; Rosnazri, Ali; Indra, Nisja (Universiti Malaysia Perlis (UniMAP)Centre for Graduate Studies, 2010-10-16)
      Voltage sags are generally caused by faults on transmission and/or distribution systems. The voltage produced may be either unsymmetrical or symmetrical, depend on type of faults. Unsymmetrical fault is faults caused by ...

    • Infant cry classification to identify asphyxia using time-frequency analysis and radial basis neural networks 

      Muthusamy, Hariharan; Jeyaraman, Saraswathy; Sindhu, Ravindran; Wan Khairunizam, Wan Ahmad, Dr.; Sazali, Yaacob, Prof. Dr. (Elsevier Ltd, 2012-08)
      A cry is the first verbal communication of infants and it is described as a loud, high-pitched sound made by infants in response to certain situations. Infant cry signals can be used to identify physical or psychological ...

    • Infant cry classification: time frequency analysis 

      Saraswathy, Jeyaraman; Hariharan, Muthusamy, Dr.; Wan Khairunizam, Wan Ahmad, Dr.; Sazali, Yaacob, Prof. Dr.; Thiyagar., N (IEEE Conference Publications, 2013-11)
      Acoustic analysis of infant cry has been the subject of a number of researchers since half decades ago. This paper addresses a simple time-frequency analysis based signal processing technique using short-time Fourier ...