Patent · US Active

Contactless data transmission

US8660487B2 · kind B2 · utility

4Cited by

6References

24Claims

0Family size

Assignee

Infineon Technologies AG · DE

Inventors

Walter Kargl · Graz, AT
Edmund Ehrlich · Grambach, AT
Matthias Emsenhuber · Graz, AT

Key dates

Filing date	Jun 3, 2009
Grant date	Feb 25, 2014
Priority date	—
Expiry date	Oct 15, 2030

Classification

Technology area (CPC H)Electricity
CPC primaryH04B5/77
WIPO fieldTelecommunications
WIPO sectorElectrical engineering

Abstract

A contactless device having an energy antenna configured to transmit/receive an energy signal; and a data antenna configured to transmit a data signal. Also, a method for transmitting a contactless signal including transmitting/receiving an energy signal from an energy antenna of a contactless device; and transmitting a data signal from a data antenna of the contactless device.

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