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, 2001
Filed:
Oct. 23, 2000
Applicant:
Inventor:
Ulrich Englert, München, DE;
Assignee:
Infineon Technologies AG, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 7/087 ;
U.S. Cl.
CPC ...
H04N 7/087 ;
Abstract
The analog-to-digital converter device (,) provided for processing teletext signals is used for two purposes. In time slots in which no sync signal or teletext signal is separated from the video input signal (CVBS), the analog-to-digital converter device (,) is used for other tasks, e.g. for interrogating keypad inputs of an operator control unit (,).