title: Introduction to polar earth orbits (PEO) in the function of the satellite distress and safety systems (SDSS)
abstract: &lt;p align="LEFT"&gt;In this paper is described introduction of Polar Earth Orbits (PEO) in the function of the Satellite Distress and Safety Systems (SDSS) for all mobile applications. The results of a technical and economic study regarding the extension of the Inmarsat Geostationary Earth Orbit (GEO) satellite system to cover polar region are reviewed. In addition, also are examined the technical and practical aspects of providing an operational polar Mobile Satellite Service (MSS) for the pr
journal: Indonesian Journal of Electrical Engineering and Computer Science