Satellite communications utilize radio freqencies in the microwave range as the communications medium. Satellites receive signals and relay them to other satellites or to terrestrial (read 'ground') stations.
Satellite Basics
- Satellite Orbits
- Satellite Tracking
- Satellite Subsystems
- Satellite Providers
- Satellite Manufacturers
- Satellite Communications
- Satellite Frequency Bands
- Satellite Channels
- Satellite Channel Access
- Satellite Packet Communications
- Satellite Frequency Bands
- Polarity
The Satellite Radio Freqency (RF) Circuit
- Uplink / Downlink Chains
- POWER
- Radiated
- Reflected
- Effective
- NOISE
- Noise Floor
- Signal To Noise Ratio
- ATTENUATION
- Rain Fade
- Atmospheric Absorbption
- Solar/Sun Outage
- Impedance
- Noise
- Noise Floor
- Spectrum Interferance
- Saturation
- Gain
- Gain over Temperature (G/T)
- Voltage Standing Wave Ratio (VSWR)
- Free space loss
- Noise temperature
- Carrier to Noise
- Intermodulation
- SFD
- Backoff
MODULATION
- BPSK
- QPSK
- 8PSK
- 16PSK
- 32PSK
ERROR CORRECTION
CODING
DIGITAL SERVICES
- Single Channel Per Carrier (SCPC)
- Multiple Channels Per Carrier (MCPC)
- Digital Video Broadcast (DVB)
EARTH STATION EQUIPMENT
UPLINK CHAIN
- Data Source (Router)
- Modulator
- Up-Converter
- Amplifiers
- Wave Guide
- Baseball Switch
- Dish
- Antenna
- Feed Horn
- Mesh vs. Solid
DOWNLINK CHAIN
- Antenna (Dish)
- Low Noise Amplifier (LNA)
- Low Noise Block Downconverter (LNB)
- Down-Converter
- Demodulator
- Data Destination
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