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:
Dec. 14, 1999
Filed:
Dec. 18, 1998
Noboru Arikane, Tokyo, JP;
Tetsuo Sugano, Tokyo, JP;
Kimitoshi Hongoh, Tokyo, JP;
Isamu Okugawa, Tokyo, JP;
Katsushi Shimamoto, Tokyo, JP;
Junichi Hamada, Tokyo, JP;
Keiichiro Shirakashi, Tokyo, JP;
Mitsubishi Denki Kabushiki Kaisha, Tokyo, JP;
Abstract
An automatic tuning apparatus is capable of automatically switching a tuning mode of a tuner circuit, automatically arranging various signal data in or after completion of tuning and arbitrarily and automatically arranging various signal data by a user. The apparatus comprises a SYNC discrimination circuit (11) for discriminating whether or not a video signal system is a NTSC system or another system, a tuning mode switching circuit (12) for switching a tuning mode, and a color discrimination circuit (13) for receiving a color burst signal (identic signal) for discriminating whether the video signal system is a system or a SECAM system. As to the NTSC system, the system, the SECAM system and a SECAM-L system, the user may not set the tuning mode of tuning means, whereby an automatic tuning apparatus imposing no burden on the user can be provided.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile