The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 18, 2007
Filed:
Jul. 31, 2002
Bernhard Georg Spiess, Graz, AT;
Werner Janesch, Voitsberg, AT;
Pamir Erdeniz, Graz, AT;
NXP B.V., Eindhoven, NL;
Abstract
In a data carrier () and in an integrated circuit (), a first signal processing circuit () with a signal-independent power supply is provided for processing a signal stream (SF) in accordance with a first transmission protocol, and a second signal processing circuit () with a signal-dependent power supply is provided for processing a signal stream (SF) in accordance with a second transmission protocol, which signal stream (SF) in accordance with the second transmission protocol comprises a signal characteristic, namely a lead signal (VLS), and a detection circuit () is provided, which detection circuit is designed for detecting the lead signal (VLS) and ensuring the supplying of the second signal processing circuit () with power from a power source () provided for the second signal processing circuit () following a recognition of the occurrence of the lead signal (VLS).