UNDERWATER DETECTION DEVICE AND UNDERWATER DETECTION METHOD

• Main Authors: NISHIKUBO DAISUKE, MISONOO TETSUSHI, MATSUMURA TAKASHI
• Format: Patent
• Language: English; Japanese
• Published: 01.11.2021
• 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

To provide an underwater detection device and an underwater detection method, with which it is possible to effectively shorten the period of transmitting/receiving all beams while suppressing virtual images based on mutual interference between the beams.SOLUTION: An underwater detection device 10 comprises: a beam setting unit 15a for setting a combination of transmission beams, among a plurality of transmission beams set for underwater detection, that satisfies a condition that the effects of mutual interference are suppressed; and a transmission/reception control unit 15b for simultaneously transmitting/receiving the transmission means of the combination.SELECTED DRAWING: Figure 2 【課題】ビーム間の相互干渉に基づく虚像を抑制しつつ、全てのビームを送受信する周期を効果的に短くすることが可能な水中探知装置および水中探知方法を提供する。【解決手段】水中探知装置１０は、水中探知用に設定された複数の送信ビームのうち、相互干渉の影響が抑制される条件を満たす送信ビームの組み合わせを設定するビーム設定部１５ａと、この組み合わせの送信ビームについて同時に送受信する送受信制御部１５ｂと、を備える。【選択図】図２