SYSTEM FOR DETERMINING SLANT DISTANCE TO AN AIRCRAFT BY USING AN IMPROVED TIME-FREQUENCY MEASUREMENT METHOD

The proposed system for determining slant distance to an aircraft by using an improved time-frequency measurement method contains a laser with a pumping source, a laser radiation longitudinal mode discriminator, optical transmitting and receiving elements, a photodetector, resonance amplifiers, a si...

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Bibliographische Detailangaben
Hauptverfasser: PASHKOV DMYTRO PAVLOVYCH, ALIOSHYN GENNADII VASYLIOVYCH, KOLOMIITSEV OLEKSII VOLODYMYROVYCH
Format: Patent
Sprache:eng
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Zusammenfassung:The proposed system for determining slant distance to an aircraft by using an improved time-frequency measurement method contains a laser with a pumping source, a laser radiation longitudinal mode discriminator, optical transmitting and receiving elements, a photodetector, resonance amplifiers, a signal amplitude comparator, error signal amplifiers, drives for aircraft azimuth and elevation tracking. Additionally, the proposed system contains a prism for isolating intermode beats, an intermediate prism, and optical deflectors with a deflector control unit.