Parametric system engineering analysis of capability-based small satellite missions

SC Ekpo - IEEE Systems Journal, 2019 - ieeexplore.ieee.org
To achieve appropriate link budget and system engineering analyses of capability-based
small satellites missions, an objective assessment and computation of the component …

Impact of noise figure on a satellite link performance

SC Ekpo, D George - IEEE Communications Letters, 2011 - ieeexplore.ieee.org
Small satellite link performance analysis is critical for assessing the adequacy of a
transmitter to successfully transfer data at the desired rate. This is especially obvious when …

Thermal subsystem operational times analysis for ubiquitous small satellites relay in LEO

SC Ekpo - International Review of Aerospace Engineering …, 2018 - e-space.mmu.ac.uk
The success of the satellite subsystems engineering depends on the optimal design,
modeling, simulation, and validation of the deliverables of the conceptual and mission …

A system engineering analysis of highly adaptive small satellites

SC Ekpo, D George - IEEE Systems Journal, 2012 - ieeexplore.ieee.org
Spacecraft systems have undergone tremendous system-level transformations following
advances in subsubsystems, subsystems, and systems designs and technologies …

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 …

System-level multicriteria modelling of payload operational times for communication satellite missions in LEO

SC Ekpo, B Adebisi, D George… - Recent Progress in …, 2014 - ingentaconnect.com
The spacecraft payload operational time (SPOT) is amongst the main critical design
considerations that must be optimised and validated during the system engineering analysis …

A low‐power delay stage ring VCO based on wrap‐gate CNTFET technology for X‐band satellite communication applications

M Khaleqi Qaleh Jooq, A Bozorgmehr… - … Journal of Circuit …, 2021 - Wiley Online Library
Over the past few years, with lower power consumption, reasonable layout area, and the
ease of integration with standard circuit design technologies compared to the other …

Reconfigurable cooperative intelligent control design for space missions

SC Ekpo, D George - Recent Patents on Space Technology, 2012 - ingentaconnect.com
Space satellite network design and operation have become more challenging following
emerging advanced applications and the increased number of satellites launched into the …

A deterministic multifunctional architecture for highly adaptive small satellites

S Ekpo, D George - International Journal of Satellite …, 2012 - inderscienceonline.com
A deterministic multifunctional architecture design approach for a highly adaptive small
satellite system is proposed in this paper. It enables five levels of design customisation of all …