Described herein is a ground based subsystem for inclusion in an optical gateway and for
use in transmitting an optical feeder uplink beam to a satellite. The subsystem can include a …

BACKGROUND In a free space optical (FSO) communications network having a bent pipe
architecture, data is transferred between relay nodes via optical space links. At each relay …

US PATENT DOCUMENTS 6,934,262 B1 8, 2005 Lau et al. 7,017,042 B1 3, 2006 Ziai et al.
7,032,242 B1 4/2006 Grabelsky et al. 7,174,373 B1 2/2007 Lausier 7.289, 440 B1 10/2007 …

BACKGROUND OF THE INVENTION US. patent application Ser. No. 09/076,494,? led May
12, 1998, and entitled,“SYSTEM AND METHOD FOR FREE SPACE OPTICAL …

(57) ABSTRACT A free Space optical data communications System, including transceiver
nodes employing common optics in both the transmit and receive Subsystem, is disclosed …

Described herein is a space based subsystem of a satellite, and methods for use therewith,
for producing and transmitting an optical ISL beam to another satellite. The subsystem can …

BACKGROUND Communication terminals, such as aerial communication devices that
operate at high altitudes, may transmit and receive optical signals through free space optical …

US6782212B2 - Coherent optical communication receiver of satellite optical communication
system - Google Patents US6782212B2 - Coherent optical communication receiver of satellite …

A communications satellite system that provides one terabit/second throughput utilizing
passive optical beamforming networks. An onboard telescope couples uplinked optical …

Embodiments describe a communication system optimized for low latency and includes one
or more high altitude platforms disposed at intervals in data communication with each other …