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. 14, 1998
Filed:
Jun. 07, 1993
Mitsugu Tanaka, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A data reproducing apparatus having: an error correcting circuit for correcting an error in an error correcting block in accordance with an error correcting code, the error correcting block including main information, at least one type of subsidiary information, an error detecting code at least for the main information, and the error correcting code for the main and subsidiary information and the error detection code; a flag memory circuit for storing an uncorrectable error flag to be set by the error correcting circuit for the at least one type of subsidiary information; a first interpolation circuit for interpolating the main information to correct an error in accordance with the decoding result by the error detecting code; and a second interpolation circuit for interpolating the at least one type of subsidiary information to correct an error in accordance with the uncorrected error flag stored in the flag memory circuit.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile