Patent · US Expired

Capacitive micromachined ultrasonic transducer arrays with reduced cross-coupling

US6262946A · kind A · utility

154Cited by
4References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 29, 1999
Grant dateJul 17, 2001
Priority date
Expiry dateSep 29, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG10K11/002
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

There is described a capacitive micromachined ultrasonic transducer array which is configured to minimize the excitation and propagation of plate waves traveling in the substrate and ultrasonic waves propagating at the interface between the array surface and the immersion fluid.

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