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:
Feb. 01, 2000
Filed:
Sep. 22, 1998
Applicant:
Inventor:
Takao Tani, Osaka, JP;
Assignee:
Funai Techno-Systems Co., Ltd., Daito, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369 58 ; 3692753 ;
Abstract
An optical disk device having a TDB read section for reading a write method indicated by a track descriptor block positioned on the outermost peripheral side of an optical disk that has been mounted when power is supplied or the optical disk is replaced, and a TDB storage section for storing the write method read by the TDB read section. When data is instructed to be written to the optical disk, the data is written to the optical disk when the write method thus instructed conforms to the write method stored in the TDB storage section.