High Efficiency Parametric Sonar
Abstract
A parametric sonar for use in a liquid medium includes a first signal generator which transmits a first acoustic signal and a second signal generator transmitting a second acoustic signal which interact to produce a difference frequency signal at an interference region. A cavitation generator is provided to transmit a cavitation acoustic wave causing cavitation vapor bubbles in the liquid medium at the interference region. The cavitation vapor bubbles improve the efficiency of generating the difference frequency signal.
Document Details
- Document Type
- Technical Report
- Publication Date
- Mar 24, 2003
- Accession Number
- ADD020089
Entities
People
- Anthony A. Ruffa
Organizations
- Naval Undersea Warfare Center