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:
Feb. 24, 2004
Filed:
Aug. 17, 2000
Do Hyun Kim, Seoul, KR;
Myeong Joon Kang, Songtan-Shi, KR;
LG Electronics Inc., Seoul, KR;
Abstract
An apparatus and method for controlling viewing of video programs. The apparatus includes a signal unit for receiving and processing a video signal, a decoding unit for decoding a grade code of a video program contained in the video signal, a key input unit for receiving control data from a user wherein the control data includes a secret number, a storage unit for prestoring a grade code and a secret number, and a control unit for comparing the decoded grade code with the prestored grade code, comparing the secret number inputted to the key input unit with the prestored secret number if the decoded grade code matches the prestored grade code, and outputting the video signal to the user if the secret numbers match.