In this paper, we extrapolate the evolution of mobile devices in one specific direction, namely miniaturization. While we maintain the concept of a device that people are aware of...
The quality of Internet access for mobile users may suffer from highly variable communication characteristics (packet loss, delay, throughput) and from temporary disconnections. T...
We describe a low-cost, versatile microstrip antenna to be used for terrestrial to satellite fixed and mobile point to point links at Ku-band. The Ku band has recently attracted a...
Speech privacy techniques are used to scramble clear speech into an unintelligible signal in order to avoid eavesdropping. Some analog speech-privacy equipments (scramblers) have ...
Jose Francisco de Andrade, Marcello Luiz Rodrigues...
Abstract— A distributed control law that guarantees connectivity maintenance in a network of multiple mobile agents is presented. The control law respects the limited sensing cap...