Patent · US Active

Transponder tuning method and a transponder

US7994995B2 · kind B2 · utility

4Cited by

2References

14Claims

0Family size

Assignee

UPM RAFLATAC OY · FI

Inventors

Matti Ritamaki · Siuro, FI
Heikki Ahokas · Tampere, FI

Key dates

Filing date	Feb 6, 2006
Grant date	Aug 9, 2011
Priority date	—
Expiry date	Sep 4, 2027

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49016
WIPO fieldTelecommunications
WIPO sectorElectrical engineering

Abstract

Tuning an antenna circuit that includes an inductance of a resonance circuit, and a component having a component impedance. The antenna circuit includes multiple connection areas for connecting the component to the antenna circuit At least two of the multiple of connection areas are part of the resonance circuit. The tuning can be performed by selecting at least one connection area for the component among the at least two of the multiple connection areas

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