Razali Ngah
Razali Ngah
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New particle swarm optimizer with sigmoid increasing inertia weight
RF Malik, TA Rahman, SZM Hashim, R Ngah
International Journal of Computer Science and Security 1 (2), 35-44, 2007
Ultra wideband technology and its applications
Y Rahayu, TA Rahman, R Ngah, PS Hall
2008 5th IFIP International Conference on Wireless and Optical …, 2008
Device discovery in D2D communication: A survey
O Hayat, R Ngah, SZM Hashim, MH Dahri, RF Malik, Y Rahayu
IEEE Access 7, 131114-131134, 2019
In-band device to device (D2D) communication and device discovery: A survey
O Hayat, R Ngah, Y Zahedi
Wireless Personal Communications 106 (2), 451-472, 2019
Application of radio-over-fiber (ROF) in mobile communication
R Abdolee, R Ngah, V Vakilian, TA Rahman
2007 Asia-Pacific Conference on Applied Electromagnetics, 1-5, 2007
Time-scale domain characterization of non-WSSUS wideband channels
UAK Chude-Okonkwo, R Ngah, T Abd Rahman
EURASIP Journal on Advances in Signal Processing 2011 (1), 1-20, 2011
Development of a new approach for high-quality quadrupling frequency optical millimeter-wave signal generation without optical filter
NA Al-Shareefi, SIS Hassan, MFB Abd Malek, R Ngah, SA Aljunid, ...
Progress In Electromagnetics Research 134, 189-208, 2013
Slotted ultra wideband antenna for bandwidth enhancement
Y Rahayu, TA Rahman, R Ngah, PS Hall
2008 Loughborough Antennas and Propagation Conference, 449-452, 2008
Device discovery for D2D communication in in-band cellular networks using sphere decoder like (SDL) algorithm
O Hayat, R Ngah, Y Zahedi
EURASIP Journal on Wireless Communications and Networking 2018 (1), 1-7, 2018
A two dimensional beam scanning array antenna for 5G wireless communications
SI Orakwue, R Ngah, TA Rahman
2016 IEEE Wireless Communications and Networking Conference, 1-4, 2016
Various slotted UWB antenna design
Y Rahayu, R Ngah, TA Rahman
2010 6th International Conference on Wireless and Mobile Communications, 107-110, 2010
Reduction in ping-pong effect in heterogeneous networks using fuzzy logic
B Naeem, R Ngah, SZM Hashim
Soft Computing 23 (1), 269-283, 2019
Modeling the RMS delay spread in time-varying UWB communication channels
Y Zahedi, R Ngah, UAK Chude-Okonkwo, S Nunoo, M Mokayef
2014 5th International Conference on Intelligent and Advanced Systems (ICIAS …, 2014
A cost-effective method for high-quality 60 GHz optical millimeter wave signal generation based on frequency quadrupling
NA Al-Shareefi, SIS Hassan, MFB Abd Malek, R Ngah, SA Abbas, ...
Progress In Electromagnetics Research 137, 255-274, 2013
The new multipoint relays selection in OLSR using particle swarm optimization
RF Malik, TA Rahman, R Ngah, SZ Mohd, H Hashim
TELKOMNIKA (Telecommunication Computing Electronics and Control) 10 (2), 343-352, 2012
A small novel ultra wideband antenna with slotted ground plane
Y Rahayu, TA Rahman, R Ngah, PS Hall
2008 International Conference on Computer and Communication Engineering, 677-682, 2008
Cooperative device-to-device discovery model for multiuser and OFDMA network base neighbour discovery in in-band 5G cellular networks
O Hayat, R Ngah, Y Zahedi
Wireless Personal Communications 97 (3), 4681-4695, 2017
Experimental characterization and analysis for ultra wideband outdoor channel
AM Al-Samman, TA Rahman, S Nunoo, UAK Chude-Okonkwo, R Ngah, ...
Wireless personal communications 83 (4), 3103-3118, 2015
Mutual coupling analysis using FDTD for dielectric resonator antenna reflectarray radiation prediction
I Dzulkipli, MH Jamaluddin, R Gillard, R Sauleau, R Ngah, MR Kamarudin, ...
Progress In Electromagnetics Research B 41, 121-136, 2012
Antenna representation in two‐port network scattering parameter
T Prakoso, R Ngah, Z Ghassemlooy, TA Rahman
Microwave and Optical Technology Letters 53 (6), 1404-1409, 2011
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