Modulation Schemes

The following is a list of modulation schemes used in FSO and satcom along with a descriptor of each scheme and…

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Elastic Optical Networks (EONs)

Elastic optical networks (EONs) are an application of wavelength division multiplexing (WDM) that operates using very small spacings between transmittable frequencies,…

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Optical Wireless Communications (OWC)

Overview Optical wireless communications (OWC) is an umbrella term describing any optical communication technology that does not require a hard-wired link…

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Atmospheric Interference

[read more and participate on our wiki article here: https://wiki.pathfinderdigital.com/wiki/atmospheric-interference/ ] Overview Atmosphere is the transmission medium for an FSO link. Like…

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Adaptive Modulation

Overview Adaptive modulation is a technique used to modify the modulation of a signal based on the characteristics of the channel…

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Mobile FSO Platforms

Free Space Optics (FSO) communication is not always stationary. Think of an on-the-ground ground-to-space communication station, such as the ones at…

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Advantages of FSO

Overview Free-space optical (FSO) communication systems are a non-fiber-optic based optical communication systems that aim to handle large amounts of data…

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Further Industry Development and Testing Required for Free Space Optics

Although OGS (Optical Ground Station) terminals build on the design framework of FSO (Free Space Optics) networks, there are a significant…

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Using Site Diversity to Minimize Weather Disturbances

A solution widely adopted to minimize adverse environmental (weather) effects is site diversity which involves deploying OGS (Optical Ground Links) in…

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Quality of Service Control

In order to optimize performance, Quality of Service control protocols must be decided upon and implemented to measure data rate, latency,…

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