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Digital & Coding Fundamentals
Adaptive Modulation
Bit-Error Rate (BER)
Dynamic Networks (SDN/NFV)
Dynamic/Adaptive Routing
Error Control Coding
Intersymbol Interference (ISI)
Modulation Schemes
Pulse Code Modulation (PCM)
QoS Fairness
Quadrature Amplitude Modulation (QAM)
Quantum Key Distribution (QKD)
Retransmission
TEST POST - IGNORE
Trellis Coded Modulation (TCM)
FSO Advantages
Advantages of FSO
Interception Resistance
Lack of Side Lobes
Low-Receive Footprint
Multiple Smallsat Downlink
Spectrum Availability
Speed Comparison: FSO vs Fiber
Transmission ends if signal is blocked
FSO Disadvantages
Atmospheric Interference
Atmospheric Turbulence
Optical Limitations
Physical Limitations
Government Agencies
Advanced Research in Telecommunication Systems (ARTES)
European Space Agency (ESA)
Glenn Research Center
Goddard Space Flight Center
JAXA
JPL
Massachusetts Institute of Technology Lincoln Laboratory (MITLL)
NASA
NASA Optical Tech Commercialization Catalog (OTCC)
NICT
OLSG
SCaN
Space and Missile Systems Center
Space Development Agency (SDA)
The Consultative Committee for Space Data Systems (CCSDS)
The Defense Advanced Research Projects Agency (DARPA)
The German Aerospace Center (DLR)
The National Centre for Space Studies (CNES)
United States Space Force
UWA Astrophotonics Group
Government Applications
Blackjack LEO Constellation
Copernicus
Deep-Space Optical Communications (DSOC)
Engineering Test Satellite (ETS)
European Data Relay System (EDRS)
Galileo
GEODSS System
Global Navigation Satellite System (GLONASS)
High-speed Communication with Advanced Laser Instrument (HICALI)
Hodoyoshi-2 (RISESAT)
HydRON
Hyperion Technologies
INNOVA
International Space Station (ISS)
JDRS
Koganei OGS
LCRD
LEO to GEO Downlink
Lockheed Martin
Lunar Laser Communication Demonstration (LLCD)
NASA
NASA Communications Services Program (CSP)
O2O
OCTL
OICETS
OPALS
OSIRIS
ScyLight
SOCRATES
SOTA
Space Data Highway
Space-Based Infrared System (SBIRS)
UWA Astrophotonics Group
WGS Expansions
Industry
Airbus
Airbus Defence and Space Netherlands (AirbusDS.nl)
Aircision
AMERGINT Technologies
Analytical Space, Inc.
Applied Technology Associates (ATA)
AstroTerrace
ATLAS Space Operations
Attochron
Axiom Space
Ball Aerospace
BRIDGECOMM, Inc.
CableFree
Cailabs
CEDRAT TECHNOLOGIES
Empower Space Alliance
Fibertek
G&H
H3 Aerospace
Hughes Communications
Hyperion Technologies
ITU-R
Kongsberg Satellite Services (KSAT)
L3 CS-WEST
Laser Light Communications, LLC
LGS Innovations
Lockheed Martin
MOSTCOM
Mynaric
NSR
OHB Systems AG
Optiwave
PathFinder Digital LLC
Peraton
SA Photonics
SmartOptics
Sony CSL
Space Micro Inc.
SpaceLink
SSTL
Swedish Space Corporation (SSC)
TESAT
TEST POST - IGNORE
The Aerospace Corporation
The Netherlands Organization (TNO)
ViaLight Communictions
Vision Engineering Solutions, LLC
WARPSPACE
WORK Microwave
Xenesis, Inc.
York Space Systems
Industry Applications
Adaptive Visual Tracking and Acquisition for VLC
Axiom Space
Conformal VLC Receivers with Photodetector Arrays
GS-200 (ARMADILLO)
GS-400 (RHINO)
Iridium
Laser Communications for Data Transfer over 200 million miles
LEO to GEO Downlink
Luminescent Detector
Piezo Tip Tilt Platform for Fast Steering Mirror DTT60SM-SG
Piezo Tip Tilt Platform for Fast Steering Mirror DTT60SM-SG
Project Loon
Quantum Experiments at Space Scale (QUESS)
Sony CSL
Starlink
Telesat LEO
Telstar Satellite
TEST POST - IGNORE
UltraAir
Optical Fundamentals
Adaptive Optics
Aperture Averaging
Areas of Ongoing FSO Research
Eye Safety
Field of View (FOV)
FSO Acronyms
FSO Overview and Key Terms
Metamaterials
Mitigation Techniques for FSO
Nonlinear Optics
OGS
Optical Wireless Communications (OWC)
Pointing Stability: Vibration and Sway
Saturation Flux Density (SFD)
Speed of Data Transmission
Wavelength Coherence
Wavelength Division Multiplexing (WDM)
Wavelength Selection
Research & Development
5D Ultrafast Imaging
Alleviation of Jamming in Free Space Optical Communication over Gamma-Gamma Channel with Pointing Errors
Anomalous refraction of optical spacetime wave packets
Australian Optical Ground Station Network (AOGSN)
Confining Light in 3-D Space
Free space laser telecommunication through fog
Graphene-Gold Structure to Amplify Terahertz Waves
Laser Excited Atoms Detect Entire Radio-Frequency
LiDAR Machine learning
Line of Sight Optical Wireless Communication Architecture
Optical Amplify-and-Forward Relaying
Optical Wireless Communications Receiver using Nanostructure Devices
Photon-per-Bit receiver for deep space communications
Quantum Cascade Laser for FSO Communication
Quantum Entanglement for Space-to-Earth Communications
TEST POST - IGNORE
RF Fundamentals
Adjacent Satellite Interference
Phased Arrays
Spatial Diversity
Satellite Fundamentals
Cognitive Diversity Network
Command & Data Handling (C&DH)
Cooperative Diversity
Geostationary Orbit (GEO)
LEO Constellation
LEO to GEO Downlink
Low Earth Orbit (LEO)
Medium Earth Orbit (MEO)
PAT
RF/FSO Default Links
Satellite-to-Ground Links (SGL)
Signal-to-Noise Ratio (SNR)
Site Diversity
Smart Antennae
Telescope Material Selection
Transportable Optical Ground Station (TOGS)
Technical Applications
Coherent Orthogonal Optical Frequency Division Multiplexing (CO-OFDM)
Elastic Optical Networks (EONs)
FSO Underwater
Global Positioning System (GPS)
High-Speed Train System
LiDAR
Mobile FSO Platforms
OISL
Optical Wireless Home Networks
Quantum Links/Next Gen Encryption
UV Non-Line-of-Sight System

Optical Fundamentals