Invention Grant
- Patent Title: Dynamic acoustic impedance matching device and method
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Application No.: US13560398Application Date: 2012-07-27
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Publication No.: US09674616B1Publication Date: 2017-06-06
- Inventor: Anthony A. Ruffa
- Applicant: Anthony A. Ruffa
- Applicant Address: US DC Washington
- Assignee: The United States of America as represented by the Secretary of the Navy
- Current Assignee: The United States of America as represented by the Secretary of the Navy
- Current Assignee Address: US DC Washington
- Agent James M. Kasischke; Jean-Paul A. Nasser; Michael P. Stanley
- Main IPC: H04R25/00
- IPC: H04R25/00 ; H04R11/00 ; H04R23/00
Abstract:
A dynamic acoustic impedance matching device for an acoustic signal transmitted or received in a medium by a transducer includes a particle flow in an acoustic signal path of the transducer. The particle flow has an acoustic impedance between an acoustic impedance of the transducer and an acoustic impedance of the medium.
Information query
