Patent · US Active

Electroacoustic transducer with improved suppression of unwanted modes

US10187034B2 · kind B2 · utility

3Cited by

5References

11Claims

0Family size

Assignee

SnapTrack, Inc. · US

Inventors

Jiman Yoon · Augsburg, DE
Markus Mayer · Taufkirchen, DE
Thomas Ebner · Braunau am Inn, AT
Ulrike Rösler · Hebertshausen, DE
Werner Ruile · Birkenfeld, DE

Key dates

Filing date	Jul 18, 2013
Grant date	Jan 22, 2019
Priority date	—
Expiry date	Jun 24, 2034

Classification

Technology area (CPC H)Electricity
CPC primaryH10N30/87
WIPO fieldBasic communication processes
WIPO sectorElectrical engineering

Abstract

An improved electroacoustic transducer with an improved mode profile is provided. The transducer comprises a velocity profile with a periodic structure and an edge structure flanking the periodic structure. The velocity profile also allows to suppress the SH wave mode.

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