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:
May. 25, 2010
Filed:
Feb. 27, 2004
Applicants:
Javier Argüelles, München, DE;
Otto Schumacher, Dachau, DE;
Inventors:
Javier Argüelles, München, DE;
Otto Schumacher, Dachau, DE;
Assignee:
Infineon Technologies AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/02 (2006.01); G01R 31/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
A test switching circuit for a high speed data interface is disclosed. Test switching circuit for a high speed data interface of an integrated circuit including switching transistors which switch in a test mode a termination resistor output stage of a data transmission signal path to a termination resistor input stage of a data reception signal path to form an internal feedback test loop within said integrated circuit.