Spie digital library proceedings sign in view cart help conference proceedings home proceedings volume 4272 . We investigate the influence of chirp on free space laser communication systems employing optically preamplified direct detection receivers we analyze the changes of receiver sensitivities in the presence of chirp and optimize both the optical and electrical receiver bandwidth with regard to sensitivity for return to zero rz coding with 33 . Adshelpatcfaharvardedu the ads is operated by the smithsonian astrophysical observatory under nasa cooperative agreement nnx16ac86a. Free space laser communication technologies xiii proceedings of spie volume 4272 nov 01 2020 posted by mickey spillane media text id 78001251 online pdf ebook epub library communication technologies xix atmospheric propagation of electromagnetic waves proceedings of spie band 6457 mecherle steve korotkova olga isbn 9780819465733