Key Points Connects spacecraft directly in space for orbital data exchange Supports routing, relay, and coordination between satellites Reduces reliance on ground relay in constellation and relay architectures Used in satellite constellations, Earth observation systems, navigation systems, and space-based communications…
Key Points Describes field orientation of electromagnetic waves Used in RF and antenna design Important for interference separation and spectrum reuse May be linear, circular, or other forms Affects channel separation, propagation, and spectrum reuse capability Definition Polarization is the…
Key Points Detects abnormal conditions through continuous monitoring Can isolate or mitigate faults automatically Triggers recovery actions such as safe mode or redundancy switching Supports safe and reliable operation across multiple industries Used in spacecraft, industrial systems, and autonomous platforms…
Key Points Generates stable reference frequencies for RF chains Supports radios, converters, and transmit chains Affects spectral purity and stability Operates in satellite systems, wireless radios, and microwave equipment Enables repeatable band selection and conversion behavior Definition Frequency Synthesizer is…
Key Points Matches beams to service demand Used in flexible satellite capacity planning Connects beam resources with service operations Changes as traffic demand or coverage priorities shift Operates at the intersection of beam-level technical control and service-level capacity decisions Definition…
Key Points Uses electricity to create thrust Typically offers high efficiency and low thrust Common in long-duration spacecraft missions Trades thrust level for efficiency and endurance Requires sustained power availability Definition Electric Propulsion is a propulsion method that uses electrical…
Key Points Lowers output below maximum drive Used in RF transmitters and amplifiers Helps reduce distortion and spectral regrowth Important in multi-carrier operation Improves linearity and reduces intermodulation distortion Definition Carrier Backoff is the reduction of transmitter output level to…
Key Points Enables alternate routing between redundant units Supports failure recovery and flexibility Common in spacecraft and critical systems Allows flexible failover through redundant interconnections Used in spacecraft, industrial systems, and resilient control architectures Definition Cross-Strapping is the interconnection of…
Key Points Uses remote sensing to collect environmental data Supports mapping, monitoring, and analysis Common in satellite and geospatial systems Applies across civil and scientific use cases Can include imaging, spectral sensing, radar, and other remote-sensing methods Definition Earth Observation…
