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rohana sapawi
rohana sapawi
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Year
An excellent gain flatness 3.0–7.0 GHz CMOS PA for UWB applications
SAZ Murad, RK Pokharel, AIA Galal, R Sapawi, H Kanaya, K Yoshida
IEEE Microwave and Wireless Components Letters 20 (9), 510-512, 2010
452010
Low group delay 3.1–10.6 GHz CMOS power amplifier for UWB applications
R Sapawi, RK Pokharel, SAZ Murad, A Anand, N Koirala, H Kanaya, ...
IEEE Microwave and Wireless Components Letters 22 (1), 41-43, 2011
392011
High efficiency, good linearity, and excellent phase linearity of 3.1-4.8 GHz CMOS UWB PA with a current-reused technique
SAZ Murad, RK Pokharel, R Sapawi, H Kanaya, K Yoshida
IEEE Transactions on Consumer Electronics 56 (3), 1241-1246, 2010
332010
A review on the extraction of quantitative retinal microvascular image feature
K Kipli, ME Hoque, LT Lim, MH Mahmood, SK Sahari, R Sapawi, ...
Computational and mathematical methods in medicine 2018, 2018
322018
Design of aquaponics water monitoring system using Arduino microcontroller
SAZ Murad, A Harun, SN Mohyar, R Sapawi, SY Ten
AIP Conference Proceedings 1885 (1), 020248, 2017
242017
Performance of CMOS Schmitt trigger
R Sapawi, RLS Chee, SK Sahari, N Julai
2008 International Conference on Computer and Communication Engineeringá…, 2008
222008
Morphological and Otsu’s thresholding-based retinal blood vessel segmentation for detection of retinopathy
K Kipli, C Jiris, SK Sahari, R Sapawi, N Junaidi, M Sawawi, KH Ping, ...
Int J Eng Technol 7 (3), 16-20, 2018
142018
A 3.1–6.0 GHz CMOS UWB power amplifier with good linearity and group delay variation
R Sapawi, RK Pokharel, DAA Mat, H Kanaya, K Yoshida
Asia-Pacific Microwave Conference 2011, 9-12, 2011
142011
60GHz-band on-chip Marchand Balun designed on flat and patterned ground shields for milimeter-wave 0.18 Ám CMOS technology
DAA Mat, RK Pokharel, R Sapawi, H Kanaya, K Yoshida
Asia-Pacific Microwave Conference 2011, 884-887, 2011
142011
5–11 GHz CMOS PA with 158.9▒41 ps group delay and low power using current-reused technique
R Sapawi, SAZ Murad, DAA Mat
AEU-International Journal of Electronics and Communications 66 (11), 928-932, 2012
132012
High efficiency CMOS Class E power amplifier using 0.13 Ám technology
SAZ Murad, MF Ahamd, MM Shahimin, RC Ismail, KL Cheng, R Sapawi
2012 IEEE Symposium on Wireless Technology and Applications (ISWTA), 85-88, 2012
122012
Low noise figure 2.4 GHz down conversion CMOS mixer for wireless sensor network application
SAZ Murad, SN Mohyar, A Harun, MNM Yasin, IS Ishak, R Sapawi
2016 IEEE Student Conference on Research and Development (SCOReD), 1-4, 2016
102016
High efficiency 2.4 GHz CMOS two stages class-F power amplifier for wireless transmitters
S AZ Murad, M N Md Isa, F A Bakar, R Sapawi
Recent Advances in Electrical & Electronic Engineering (Formerly Recentá…, 2016
82016
Wet chemical cleaning effect on the formation of ultrathin interfacial layer between germanium (Ge) and high-k dielectric
SK Sahari, NAFNZ Fathi, NM Sutan, R Sapawi, AA b Hamzah, BY Majlis
2015 IEEE Regional Symposium on Micro and Nanoelectronics (RSM), 1-3, 2015
72015
Simulation of CMOS Schmitt Trigger
R Sapawi, RLS Chee, SK Sahari, S Suhaili
Asia-Pacific Conference on Applied Electronicmagnetics, 4-6, 2007
72007
Segmentation of retinal microvasculature based on iterative self-organizing data analysis technique (ISODATA)
ME Hoque, K Kipli, TMA Zulcaffle, DAA Mat, A Joseph, N Zamhari, ...
2019 International UNIMAS STEM 12th Engineering Conference (EnCon), 59-64, 2019
62019
High Gain of 3.1-5.1 GHz CMOS Power Amplifier for Direct Sequence Ultra-Wideband Application
R Sapawi, AN Asyraf, DHA Mohamad, SK Sahari, SMW Masra, K Kipli, ...
Journal of Telecommunication, Electronic and Computer Engineering (JTEC) 8á…, 2016
62016
A 0.9–3.5 GHz high linearity, good efficiency CMOS broadband power amplifier using stagger tuning technique
R Sapawi, RK Pokharel, DA Awang Mat, H Kanaya, K Yoshida
Microwave and Optical Technology Letters 54 (12), 2881-2884, 2012
62012
Low-loss 60 GHz patterned ground shield CPW transmission line
DAA Mat, RK Pokharel, R Sapawi, H Kanaya, K Yoshida
TENCON 2011-2011 IEEE Region 10 Conference, 1118-1121, 2011
62011
Wide Survey on Online Teaching and Learning During Movement Control Order in Malaysia due to Covid-19 Pandemic
AH Rasit, H Ujir, CC Jen, R Sapawi, I Hipiny
International Journal of Academic Research in Business and Social Sciencesá…, 2021
52021
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