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CRPA (Controlled Reception Pattern Antenna) systems suppress jammers by steering spatial “nulls” toward interference sources. But not all CRPA implementations are the same. The two main ar [...]

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Controlled Reception Pattern Antenna (CRPA) systems are designed to resist jamming by steering antenna nulls toward interference sources while maintaining gain toward GPS satellites. The J/S specifica [...]

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In the world of GNSS, ensuring a reliable position, navigation, and timing (PNT) signal is paramount. As jamming threats escalate, Controlled Reception Pattern Antennas (CRPAs) have become a critical [...]

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In the quest for robust Global Navigation Satellite System (GNSS) performance, particularly in the face of deliberate interference, various anti-jamming techniques have emerged. One common approach f [...]

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1 | CRPA 101—Nulling a Jammer with Two Antennas A controlled-reception-pattern antenna (CRPA) uses multiple GNSS elements whose complex outputs are combined with user-chosen weights (amplitude [...]

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