Patent ID: 11940573
Assignee: QINGDAO INNOVATION AND DEVELOPMENT CENTER OF HARBIN ENGINEERING UNIVERSITY
Field: Measurement (Instruments)
Classification: CPC G  Y | IPC G

Claim 5:
6. The navigation-communication-integrated metamaterial sonar for underwater vehicles according to claim 2, wherein the transducer is the emitting-receiving combined transducer; the number of the discs in the disc array of a compact sonar is 10, the underwater navigation working frequency band is 5-8 kHz, the underwater acoustic communication working frequency band is 12-17 kHz, the radius w1 of the disc array is 40 mm, the period p is 53 mm; the board thickness t1 of the each disc is 28 mm; and the thickness g of the each water gap is 25 mm, and the radius w2 of the backboard is 75 mm.