Patent · US Expired

SAW identification or sensor configuration operating with surface acoustic waves

US6121892A · kind A · utility

21Cited by

3References

14Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Leonhard Reindl · Kirchzarten, DE
Thomas Ostertag · Ulm, DE
Werner Ruile · Birkenfeld, DE

Key dates

Filing date	Aug 29, 1997
Grant date	Sep 19, 2000
Priority date	—
Expiry date	Aug 29, 2017

Classification

Technology area (CPC G)Physics
CPC primaryG06K19/067
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

An SAW identification or sensor configuration or ID tag operating with surface acoustic waves for information systems, includes acousto-electrically active components disposed in different acoustic tracks on a piezoelectric substrate. A diverter acoustically couples the components.

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