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:
Nov. 01, 1994
Filed:
Jan. 18, 1991
Toshiyuki Ishii, Kanagawa, JP;
Kousuki Misono, Kanagawa, JP;
Miwako Tsuneki, Tokyo, JP;
Kiyoshi Ota, Tokyo, JP;
Tetsuo Nishigaki, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
In a storage medium, data for controlling a recording and reproducing apparatus is stored in a management database recording region provided in recording tracks. Management data recorded in the management database recording region can include various types of management information, such as erase permission or inhibition, information indicating whether the program recorded in the recording tracks has been reproduced, external unit control data for controlling cooperating apparatus, subscriber data corresponding to a respective program, a recorded flag for redesignating recording reservation information corresponding to a recorded program as recorded program information and character display information for depicting a personified guide character for an interactive display.