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:
Mar. 23, 2010
Filed:
Aug. 22, 2000
Applicants:
Moshe Brody, Kfar Saba, IL;
Baruch Sollish, Emmanuel, IL;
Inventors:
Moshe Brody, Kfar Saba, IL;
Baruch Sollish, Emmanuel, IL;
Assignee:
Macrovision Corporation, Santa Clara, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/16 (2006.01); G06F 21/00 (2006.01); G11B 11/00 (2006.01); G11B 20/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for producing a copy-protected audio compact disc containing a plurality of symbols within error-correction codewords, representing audio data samples of an audio signal is provided. The method includes the steps of selecting at least one audio data sample of the audio signal (); locating the data symbols representing audio data sample (); overwriting symbols with erroneous symbols (); locating the error-correction codewords associated with the data symbols and disabling the error-correction of said error-correction codewords ().