Archives - July 2014


Laser Communications from the ISS

Today we’re very happy to report on the completion of a long-term project that Dr. Wu worked on during his previous gig at the NASA Jet Propulsion Laboratory: the Optical PAyload for Lasercomm Science (OPALS) mission, on which Dr. Wu served as chief telecommunications engineer. In this mission, we modulated a 1550 nm laser with on-off keying to downlink video from the International Space Station to the …