Non-Terrestrial

L Band L Band is a lower microwave frequency range used in communications and navigation systems, valued for propagation characteristics and broad service support. Hardware LEO LEO is low Earth orbit, an orbital regime relatively close to Earth used by satellites in communications and observation systems. Concept/Framework LEO Satellite A LEO Satellite is a spacecraft operating in low Earth orbit used for communications, observation, navigation, or other orbital services. Hardware Line of Sight Line of sight is the direct, unobstructed path between two points that allows radio energy to travel without significant blocking by terrain or structures. It is a key condition for… Concept/Framework Link Availability Link availability is the fraction or percentage of time that a communications path can successfully support service within acceptable performance thresholds. It is a measure of operational readiness and continuity… Concept/Framework Link Budget A link budget is a calculation that sums all gains, losses, and noise contributions in a wireless communication path to estimate received signal quality. The result shows whether the intended… Concept/Framework Local Oscillator Local Oscillator is the signal source used within a radio or frequency conversion stage to provide the reference frequency for mixing and translation. Hardware Look Angle Look Angle is the directional angle used to point an antenna, sensor, or observer toward a target from a reference location. It describes the aiming direction needed for alignment. Operations Low Noise Amplifier Low Noise Amplifier is an amplifier designed to increase signal strength while adding as little noise as possible. Hardware Magnetorquer Magnetorquer is an attitude control device that uses interaction with a magnetic field to apply torque to a spacecraft, supporting orientation control through magnetic forces without conventional propellant. Hardware