Patent · US Expired

Hydrophone assembly

US6725164B1 · kind B1 · utility

9Cited by
20References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 19, 2001
Grant dateApr 20, 2004
Priority date
Expiry dateNov 19, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01V1/38
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A hydrophone assembly is provided that has a frequency response that matches that of an accelerometer. In a preferred implementation, the frequency response resembles that of a differentiator in combination with a pair of simple lags.

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