Abstract: Weight reduction and low power consumption are key requirements in the next generation of unmanned aerial vehicle (UAV) networks. Employing modulating retro-reflector (MRR)-based free space ...
Abstract: Combining free-space optical (FSO) technology with uncrewed aerial vehicles (UAVs) introduces dynamic, rapidly deployable relay systems, overcoming line-of-sight (LoS) constraints and ...
‘Second Amendment auditors’ walking Florida roads with AR-15 and body armor Zach Bryan responds to backlash over ICE lyrics in controversial new song 'Bad News' US updates travel warnings for two ...
Road names: Canadian National (as-delivered and late schemes in eight road numbers each; international in one road number) and Devco Ry. (two numbers). Also available undecorated. News & Products is a ...
Road names: Atchison, Topeka & Santa Fe (as-delivered, 1940-1942, post-1942, and modern day appearance [No. 3463]). Also available in two fantasy schemes (ornate 1870s and aluminum shadowline), ...