Professor of Electrical Engineering, University of Malaya
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Energizing wireless sensor networks by energy harvesting systems: Scopes, challenges and approaches
ASMZ Kausar, AW Reza, MU Saleh, H Ramiah
Renewable and Sustainable Energy Reviews 38, 973-989, 2014
A 73.9%-efficiency CMOS rectifier using a lower DC feeding (LDCF) self-body-biasing technique for far-field RF energy-harvesting systems
AK Moghaddam, JH Chuah, H Ramiah, J Ahmadian, PI Mak, RP Martins
IEEE Transactions on Circuits and Systems I: Regular Papers 64 (4), 992-1002, 2017
Design of ultra-low voltage integrated CMOS based LNA and mixer for ZigBee application
WK Chong, H Ramiah, GH Tan, N Vitee, J Kanesan
AEU-International Journal of Electronics and Communications 68 (2), 138-142, 2014
An inverse-class-F CMOS oscillator with intrinsic-high-Q first harmonic and second harmonic resonances
CC Lim, H Ramiah, J Yin, PI Mak, RP Martins
IEEE Journal of Solid-State Circuits 53 (12), 3528-3539, 2018
Variable-order ant system for VLSI multiobjective floorplanning
CS Hoo, K Jeevan, V Ganapathy, H Ramiah
Applied Soft Computing 13 (7), 3285-3297, 2013
An inverse-class-F CMOS VCO with intrinsic-high-Q 1st- and 2nd-harmonic resonances for 1/f2-to-1/f3 phase-noise suppression achieving 196.2dBc/Hz FOM
CC Lim, J Yin, PI Mak, H Ramiah, RP Martins
2018 IEEE International Solid-State Circuits Conference-(ISSCC), 374-376, 2018
A 2-InGaP/GaAs Class-J Power Amplifier for Multi-Band LTE Achieving 35.8-dB Gain, 40.5% to 55.8% PAE and 28-dBm Linear Output Power
UR Jagadheswaran, H Ramiah, PI Mak, RP Martins
IEEE Transactions on Microwave Theory and Techniques 64 (1), 200-209, 2015
A 700MHz to 2.5 GHz cascode GaAs power amplifier for multi-band Pico-cell achieving 20dB gain, 40dBm to 45dBm OIP3 and 66% peak PAE
RS Nitesh, J Rajendran, H Ramiah, A Abd Manaf
IEEE Access 6, 818-829, 2017
A low-power fast transient output capacitor-free adaptively biased LDO based on slew rate enhancement for SoC applications
CC Lim, NS Lai, GH Tan, H Ramiah
Microelectronics journal 46 (8), 740-749, 2015
LORA (Long Range) and LORAWAN technology for IoT applications in Covid-19 pandemic
AS Rawat, J Rajendran, H Ramiah, A Rana
2020 International Conference on Advances in Computing, Communication …, 2020
An improved radio resource management with carrier aggregation in LTE advanced
HR Chayon, K Dimyati, H Ramiah, AW Reza
Applied Sciences 7 (4), 394, 2017
A 0.35-V 520- 2.4-GHz Current-Bleeding Mixer With Inductive-Gate and Forward-Body Bias, Achieving >13-dB Conversion Gain and >55-dB Port-to-Port Isolation
GH Tan, H Ramiah, PI Mak, RP Martins
IEEE Transactions on Microwave Theory and Techniques 65 (4), 1284-1293, 2016
Low-voltage capacitive-based step-up DC-DC converters for RF energy harvesting system: A review
KKP Churchill, G Chong, H Ramiah, MY Ahmad, J Rajendran
IEEE Access 8, 186393-186407, 2020
CMOS cross-coupled differential-drive rectifier in subthreshold operation for ambient RF energy harvesting—Model and analysis
G Chong, H Ramiah, J Yin, J Rajendran, WR Wong, PI Mak, RP Martins
IEEE Transactions on Circuits and Systems II: Express Briefs 66 (12), 1942-1946, 2019
A 3.15-mW+ 16.0-dBm IIP3 22-dB CG inductively source degenerated balun-LNA mixer with integrated transformer-based gate inductor and IM2 injection technique
N Vitee, H Ramiah, PI Mak, J Yin, RP Martins
IEEE Transactions on Very Large Scale Integration (VLSI) Systems 28 (3), 700-713, 2019
A wide-PCE-dynamic-range CMOS cross-coupled differential-drive rectifier for ambient RF energy harvesting
G Chong, H Ramiah, J Yin, J Rajendran, PI Mak, RP Martins
IEEE Transactions on Circuits and Systems II: Express Briefs 68 (6), 1743-1747, 2019
Enhanced quality of service of cell-edge user by extending modified largest weighted delay first algorithm in LTE networks
HR Chayon, KB Dimyati, H Ramiah, AW Reza
Symmetry 9 (6), 81, 2017
Power amplifier design methodologies for next generation wireless communications
U Eswaran, H Ramiah, J Kanesan
IETE Technical Review 31 (3), 241-248, 2014
Design of a MEMS-Based oscillator using 180nm CMOS technology
S Roy, H Ramiah, AW Reza, CC Lim, EM Ferrer
PloS one 11 (7), e0158954, 2016
A 0.12-2.4-GHz CMOS Inductorless High Isolation Subharmonic Mixer With Effective Current-Reuse Transconductance
WK Chong, H Ramiah, N Vitee
IEEE Transactions on Microwave Theory and Techniques 63 (8), 2427-2437, 2015
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