Signal-to-Noise Ratio (SNR)
Overview Signal-to-Noise Ratio (SNR) is a measure used to directly compare the strength of a signal relative to background noise. [1]…
Read More Quadrature Amplitude Modulation (QAM)
Quadrature Amplitude Modulation (QAM) is the combination and modulation of two signals which have a 90º phase shift from one another.…
Read More Space Data Highway
The Space Data Highway (SDH) is a service operated by Airbus that uses the European Data Relay System (EDRS) to provide…
Read More U.S. Spaceforce
The United States Space Force (USSF), formerly the Air Force Space Command (AFSC), is the branch of the United States military…
Read More Coherent Orthogonal Optical Frequency Division Multiplexing (CO-OFDM)
Coherent Orthogonal Optical Frequency Division Multiplexing (CO-OFDM) a type of WDM technology that uses the mathematical principle of orthogonality to send…
Read More Satellite-to-Ground Links (SGL)
A Satellite-to-Ground Link (SGL) describes the communication between a satellite and a ground station. If the ground station is transmitting the…
Read More Pulse Code Modulation (PCM)
Pulse Code Modulation (PCM) is a digital modulation technique used to convert analog information into a binary sequence. Each digit in…
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