An 800 MHz-to-3.3 GHz 20-MHz channel bandwidth WPD CMOS power amplifier for multiband uplink radio transceivers

by Mariappan, Selvakumar, Rajendran, Jagadheswaran, Ramiah, Harikrishnan, Mak, Pui-In, Yin, Jun, Martins, Rui P.
Published 2021

A wide-pce-dynamic-range cmos cross-coupled differential-drive rectifier for ambient rf energy harvesting

by Chong, Gabriel, Ramiah, Harikrishnan, Yin, Jun, Rajendran, Jagadheswaran, Mak, Pui-In, Martins, Rui P.
Published 2021

A 27-dBm, 0.92-GHz CMOS power amplifier with mode switching and a High-Q Compact Inductor (HQCI) achieving a 30 back-off PAE

by Rawat, Arvind Singh, Rajendran, Jagadheswaran, Mariappan, Selvakumar, Kumar, Narendra, Mak, Pui-In, Martins, Rui P.
Published 2023

A fully-integrated ambient RF energy harvesting system with 423-mu W output power

by Churchill, Kishore Kumar Pakkirisami, Ramiah, Harikrishnan, Chong, Gabriel, Chen, Yong, Mak, Pui-In, Martins, Rui P.
Published 2022

A wideband inductorless dB-linear automatic gain control amplifier using a single-branch negative exponential generator for wireline applications

by Kong, Lingshan, Chen, Yong, Boon, Chirn Chye, Mak, Pui-In, Martins, Rui P.
Published 2020

Ambient RF energy harvesting system: a review on integrated circuit design

by Chong, Gabriel, Ramiah, Harikrishnan, Yin, Jun, Rajendran, Jagadheswaran, Wong, Wei Ru, Mak, Pui-In, Martins, Rui P.
Published 2018

A reconfigurable CMOS rectifier with 14-dB power dynamic range achieving > 36-dB/mm(2) FoM for RF-based hybrid energy harvesting

by Choo, Alexander, Ramiah, Harikrishnan, Churchill, Kishore Kumar Pakkirisami, Chen, Yong, Mekhilef, Saad, Mak, Pui-In, Martins, Rui P.
Published 2022

A reconfigurable CMOS rectifier with 14-db power dynamic range achieving >36-db/mm2fom for RF-based hybrid energy harvesting

by Choo, Alexander, Ramiah, Harikrishnan, Churchill, Kishore Kumar Pakkirisami, Chen, Yong, Mekhilef, Saad, Mak, Pui-In, Martins, Rui P.
Published 2022

A 0.044-mm2 0.5-to-7-GHz resistor-plus-source-follower-feedback noise-cancelling LNA achieving a flat NF of 3.3±0.45 dB

by Yu, Haohong, Chen, Yong, Boon, Chirn Chye, Li, Chenyang, Mak, Pui-In, Martins, Rui P.
Published 2019

A 0.15-V, 44.73% PCE charge pump with CMOS differential ring-VCO for energy harvesting systems

by Churchill, Kishore Kumar Pakkirisami, Ramiah, Harikrishnan, Chong, Gabriel, Ahmad, Mohd Yazed, Yin, Jun, Mak, Pui-In, Martins, Rui P.
Published 2022

Design and implementation of hybrid DC-DC converter: A Review

by Chang, Teck Seong, Ramiah, Harikrishnan, Jiang, Yang, Lim, Chee Cheow, Lai, Nai Shyan, Mak, Pui-In, Martins, Rui P.
Published 2023

A 0.1-V V-IN subthreshold 3-stage dual-branch charge pump with 43.4% peak power conversion efficiency using advanced dynamic gate-bias

by Yong, Jack Kee, Ramiah, Harikrishnan, Churchill, Kishore Kumar Pakkirisami, Chong, Gabriel, Mekhilef, Saad, Chen, Yong, Mak, Pui-In, Martins, Rui P.
Published 2022

Fully-integrated timers for ultra-low-power internet-of-things nodes-fundamentals and design techniques

by Loo, Mikki How-Wen, Ramiah, Harikrishnan, Lei, Ka-Meng, Lim, Chee Cheow, Lai, Nai Shyan, Mak, Pui-In, Martins, Rui P.
Published 2022

Wideband variable-gain amplifiers based on a pseudo-current-steering gain-tuning technique

by Kong, Lingshan, Chen, Yong, Yu, Haohong, Pan, Quan, Boon, Chirn Chye, Mak, Pui-In, Martins, Rui P.
Published 2020

A-20-dBm sensitivity RF energy-harvesting rectifier front end using a transformer IMN

by Lian, Wen Xun, Ramiah, Harikrishnan, Chong, Gabriel, Churchill, Kishore Kumar Pakkirisami, Lai, Nai Shyan, Chen, Yong, Mak, Pui-In, Martins, Rui P.
Published 2022

A reconfigurable hybrid RF front-end rectifier for dynamic PCE enhancement of ambient RF energy harvesting systems

by Lian, Wen Xun, Yong, Jack Kee, Chong, Gabriel, Churchill, Kishore Kumar Pakkirisami, Ramiah, Harikrishnan, Chen, Yong, Mak, Pui-In, Martins, Rui P.
Published 2023

Low voltage switched-capacitive-based reconfigurable charge pumps for energy harvesting systems: An overview

by Ho, Tian Siang, Ramiah, Harikrishnan, Churchill, Kishore Kumar Pakkirisami, Chen, Yong, Lim, Chee Cheow, Lai, Nai Shyan, Mak, Pui-In, Martins, Rui P. P.
Published 2022

High-performance multiband ambient RF energy harvesting front-end system for sustainable IoT applications-A review

by Lee, Yi Chen, Ramiah, Harikrishnan, Choo, Alexander, Churchill, Kishore Kumar Pakkirisami, Lai, Nai Shyan, Lim, Chee Cheow, Chen, Yong, Mak, Pui-In, Martins, Rui P.
Published 2023