With so many books in the world, reading can be an endlessly expensive hobby. But thanks to the internet and the magic of libraries, there are a ton of ways to read your favorite books for free, from ...

Abstract: With proliferation of low-earth-orbit satellite (LEOs) constellations, air-to-space laser communications have the potential to realize aircraft broadband Internet services due to its high ...

Abstract: Conventional beamforming with fixed-position antenna (FPA) arrays has a fundamental trade-off between maximizing the signal power (array gain) over a desired direction and simultaneously ...