Patent · US Expired

Sonar testing apparatus

US4972381A · kind A · utility

11Cited by
2References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 29, 1989
Grant dateNov 20, 1990
Priority date
Expiry dateSep 29, 2009

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG10K11/346
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Test apparatus for a sonar system utilizing beam former circuitry wherein a quantitative test of the signal channels of the sonar system, including the transducers themselves may be automatically tested in situ utilizing the beamformer circuitry of the sonar system itself.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.