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:
Nov. 18, 2008
Filed:
May. 24, 2006
Ralf Arnold, Poing, DE;
Martin Glas, Munich, DE;
Christian Mueller, Woerth, DE;
Hans-dieter Oberle, Puchheim, DE;
Ralf Arnold, Poing, DE;
Martin Glas, Munich, DE;
Christian Mueller, Woerth, DE;
Hans-Dieter Oberle, Puchheim, DE;
Infineon Technologies AG, Neubiberg, DE;
Abstract
An integrated circuit includes at least one input and output circuit including: a signal terminal that provides an external contact; a protective circuit coupled to the signal terminal; an input driver and/or an output driver coupled to the signal terminal via the protective circuit; and an additional circuit including a first input coupled to the signal terminal via the protective circuit, and an output that provides a test value for operation of the input and output circuit.