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:
Apr. 25, 2006
Filed:
Feb. 15, 2001
Michael Zahm, Waldbronn, DE;
Stefan Koehler, Keltern, DE;
Erich A. Geiger, Kaempfelbach, DE;
Hermann Link, Donaueschingen, DE;
Michael Zahm, Waldbronn, DE;
Stefan Koehler, Keltern, DE;
Erich A. Geiger, Kaempfelbach, DE;
Hermann Link, Donaueschingen, DE;
Harman Becker Automotive Systems GmbH, Karlsbad, DE;
Abstract
The receiving device contains at least two television channel selection devices to convert high-frequency signals into intermediate-frequency signals, at least two video demodulation devices to convert the intermediate-frequency signals into picture signals, at least two audio demodulation devices to convert the intermediate-frequency signals into audio signals, and one intermediate-frequency switching device to switch the audio- and video-demodulation devices to the television channel selection devices.