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. 09, 2001
Filed:
Oct. 07, 1999
Applicant:
Inventors:
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 1/722 ;
U.S. Cl.
CPC ...
G11B 1/722 ;
Abstract
The invention provides a reproduction apparatus and method by which main data and sub data for modifying the main data can be reproduced in synchronism with each other readily by simple operation. Main data and sub data which are being reproduced in synchronism with the main data are searched in response to a searching operation of a user based on main data management information to be used for management of the main data or sub data management information to be used for management of the sub data to find out data to be reproduced in a unit of main data or sub data.