The Most Sensitive Optical Receivers Yet for for Laser-Beam Based Space Communications

Sensitive Optical Receivers for Space Communications

An illustration of the new concept’s experimental setup. Credit: Yen Strandqvist/Chalmers University of Technology

Communications in space demand the most sensitive receivers possible for maximum reach, while also requiring high bit-rate operations. A novel concept for laser-beam based communications, using an almost noiseless optical preamplifier in the receiver, was recently demonstrated by researchers at