US 6,347,068 B2
Information recording medium, enclosing casing of information recording medium, and information recording apparatus using the sameGeneral
US 6,347,068 B2
Information recording medium, enclosing casing of information recording medium, and information recording apparatus using the same
Tech Center:
2600 Communications
Examiner:
Aristotelis M. Psitos
Art Unit:
2651 Videophones and Telephonic Communications; Audio Signals; Digital Audio Data Processing; Linguistics, Speech Processing and Audio Compression
Inventors:
Tamotsu Ito; Tsukasa Hasegawa; Atsushi Saito; Shigemitsu Higuchi
Assignee:
Priority:
08/07/97
Filed:
03/19/01
Granted:
02/12/02
Expiration:
07/24/18
Abstract
A video signal recording apparatus using an information recording medium, having: a unit for identifying and detecting a WO type information recording medium and a rewritable type information recording medium; a control unit for each of the WO type information recording medium and the rewritable type information recording medium; and a display apparatus for displaying a detection result of the detecting unit. In the video signal recording apparatus using the information recording medium, file management information to form a directory is recorded as intermediate information onto the information recording medium.
Cooperative Patent Classification (CPC)
G11G11B2220/2575G11BH04N9/7921H04N