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:
Oct. 07, 2003
Filed:
Jan. 16, 2001
Applicant:
Inventor:
Kaneyasu Shimoda, Kawasaki, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M 1/300 ; G11C 2/900 ;
U.S. Cl.
CPC ...
H03M 1/300 ; G11C 2/900 ;
Abstract
An encoding unit includes a separating section for separating a RLL code into a restricting portion corresponding to a basic code and a non-restricting portion corresponding to information bits, a first encoding section for adding an error correction code to the restricting portion and carrying out a RLL encoding, a second encoding section for adding an error correction code to the non-restricting portion, and an interleaving section for interleaving outputs of the first and second encoding means, and outputting encoded information.