4–8 GHz LNA design for a highly adaptive small satellite transponder using InGaAs pHEMT technology

S Ekpo, D George - 2010 IEEE 11th Annual Wireless and …, 2010 - ieeexplore.ieee.org
The ever increasing global space activity is characterised by emerging space systems,
operation and applications challenges. Hence, reliable RF and microwave receivers for in …

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 …

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 …

A system-based design methodology and architecture for highly adaptive small satellites

S Ekpo, D George - 2010 IEEE International Systems …, 2010 - ieeexplore.ieee.org
System-level conception, design and analysis are fundamental to ensuring the reliability and
operability of complex systems. The ever-expanding and demanding global space activity …

[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 …

A system engineering consideration for future-generations small satellites design

SC Ekpo, D George - 2012 IEEE First AESS European …, 2012 - ieeexplore.ieee.org
The conventional point-based satellite system engineering design procedure is insufficient
to address the dynamic operations and post-mission reuse of capability-based small …

Metasurface-Backed Polarization-Diversified Microstrip Patch Antenna for Biomedical Multi-communication Applications

S Ghosh, D Saha, A Chakraborty… - International Adaptive …, 2023 - Springer
A uniform and homogeneous 4X4 array-based metasurface-backed polarization-diversified
microstrip patch antenna (MPA) has been proposed to study the characteristics of human …

A power budget model for highly adaptive small satellites

SC Ekpo, D George - Recent Patents on Space Technology, 2013 - ingentaconnect.com
Small satellite power is a critical space segment resource that is at a premium. This is
especially obvious when considering highly adaptive small satellites (HASSs) that exhibit …

Experimental analysis of useful manufacturing materials embedded in agricultural wastes for paper industry applications

EO Usungurua, IE Udo, DE Essang, SC Ekpo… - International Adaptive …, 2023 - Springer
In this study, two agricultural wastes, namely, coconut (Cocos nucifera L.) fruit fibres and
palm fruit (Elaeis guineensis) seed hairs, were used and were, respectively, obtained from …