Hybrid power divider and combiner for passive RFID tag wireless energy harvesting

M Zafar, S Ekpo, J George, P Sheedy, M Uko… - IEEE …, 2021 - ieeexplore.ieee.org
This paper presents three-and five-ports radio frequency (RF) hybrid power divider combiner
(HPDC) designs with multiband characteristics operating at 2.4 GHz (ISM, IEEE 802.11 b, g); …

Sub-6 GHz 5G spectrum for satellite-cellular convergence broadband internet access in Nigeria

O Sowande, F Idachaba, S Ekpo… - International Review …, 2022 - e-space.mmu.ac.uk
Broadband access drives the global digital economy and has triggered the emergence of
newer radio access technologies to meet data-driven consumers' expectations. In the period …

8-12 GHz pHEMT MMIC low-noise amplifier for 5G and fiber-integrated satellite applications

MO Uko, S Ekpo - International Review of Aerospace …, 2020 - e-space.mmu.ac.uk
The fifth-generation (5G) radio access technology promises to revolutionise integrated earth-
space communications applications for ubiquitous, seamless and broadband services. The …

A 23-28 GHz pHEMT MMIC low-noise amplifier for satellite-cellular convergence applications

M Uko, S Ekpo - International Review of Aerospace …, 2021 - e-space.mmu.ac.uk
Satellite-cellular convergence promises to enable higher millimetre-wave bandwidth (data
rate); beamformed better signal alignment (higher system efficiency); multi-connectivity …

Design and Analysis of mm-Wave MIMO SIW Antenna for Multibeam 5G Applications

S Ghosh, S Chakraborty, D Saha… - 2023 IEEE-APS …, 2023 - ieeexplore.ieee.org
This paper presents a slotted substrate integrated waveguide (SIW) multiple input multiple
output (MIMO) antenna architecture for mm-Wave/mid-band 5G/6G satellite-cellular …

Gap-coupled resonator loaded ultra-wideband filtenna for frequency-notching applications

D Saha, S Ghosh, SC Ekpo, M Zafar… - 2023 European …, 2023 - ieeexplore.ieee.org
A fifth-order gap-coupled resonator loaded ultra-wide band (UWB) filtenna is proposed in
this research article. The band-stop Butterworth filter is designed at the ISM frequency of 5.8 …

Hybrid Wireless RF-Perovskite Photovoltaic Energy Harvester Design Consideration for Low-Power Internet of Things

M Uko, F Elias, S Ekpo, D Saha… - 2023 IEEE-APS …, 2023 - ieeexplore.ieee.org
The rapid growth of the Internet of Things (IoT) has led to increased demand for low-power
energy harvesting solutions to power the vast number of interconnected devices. In this …

5G enabled Mobile Operating Hospital and Emergency Care Service

SC Ekpo, MC Uko, A Altaf, M Zafar… - 2021 IEEE 21st …, 2021 - ieeexplore.ieee.org
Critical care has frequently been fatal for trauma patients suffering from hemorrhage. The
pre-hospital communication gap between the paramedics and the doctors contributes most …

Design of a multiband RF slotted-antenna for biosensing applications

J George, MC Uko, SC Ekpo, M Ijaz… - … Networks and Digital …, 2020 - ieeexplore.ieee.org
There is an expanding demand for adaptive contactless label-free biosensors for point-of-
care, multi-user, health risk-free applications. This paper introduces the design of an …

[HTML][HTML] A 3.2-3.8 GHz low-noise amplifier for 5G/6G satellite-cellular convergence applications

M Uko, S Ekpo, F Elias, S Alabi - e-Prime-Advances in Electrical …, 2024 - Elsevier
The rapid evolution of wireless communication systems towards 5G standards has imposed
stringent requirements on the performance of radio frequency front-end components. Among …