Abstract: This study explores the security of the existing space-time line code (STLC) scheme. A novel STLC-hopping scheme is proposed to ensure physical-layer secure communication of the STLC ...
Abstract: This paper studies a combined space partitioning and network flow optimization problem, with applications to large-scale electric power, transportation, or communication systems. In dense ...
It sounds like something out of a sci-fi movie, but it’s actually on the horizon. Here’s a rundown on the science and economics of getting all that technology into orbit. Last year, investors pumped ...