Ultra-short baseline transducer array receiving system and calibration method thereof

• Main Author: JIN CHUNGUANG
• Format: Patent
• Language: Chinese; English
• Published: 26.01.2024
• Subjects: ANALOGOUS ARRANGEMENTS USING OTHER WAVES; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION ORRERADIATION OF RADIO WAVES; MEASURING; PHYSICS; RADIO DIRECTION-FINDING; RADIO NAVIGATION; TESTING

The invention discloses an ultra-short baseline transducer array receiving system and a calibration method thereof, and the system comprises a transmitting transducer which is used for transmitting a known calibration signal; the at least one receiving transducer is used for transmitting the calibration signal transmitted by the transducer; the transmitting transducer and the plurality of receiving transducers form a circular array structure, the plurality of receiving transducers are uniformly distributed on a circumference with a radius r, and the transmitting transducer is located at a circle center O; the method is used for the ultra-short baseline transducer array receiving system, the distance d and the azimuth angle alpha of the target are obtained through calculation, target positioning is achieved, calibration is carried out according to the receiving performance of the transducer array, and the calibration difficulty and cost are reduced. 本发明公开了一种超短基线换能器阵列接收系统及其校准方法，一种超短基线换能器阵列接收系统，该系统包括：发射换能器，用于发射已