Track management method and apparatus for managing tracks on a storage medium
申请公布号:US2003185111(A1)
申请号:US20030403498
申请日期:2003.04.01
申请公布日期:2003.10.02
发明人:OHBI SEIJI;KAWAKAMI TAKASHI;KII MANABU;HATTORI MASATO
分类号:G11B11/105;G11B20/00;G11B20/10;G11B20/12;G11B27/034;G11B27/10;G11B27/19;G11B27/24;G11B27/30;G11B27/32;G11B27/34;G11B27/36;(IPC1-7):G11B7/085
主分类号:G11B11/105
摘要:A track management method includes steps of obtaining track information from a play order table having track information entries arranged in a predetermined play order, the track information corresponds to a track to be deleted and points to a track descriptor in a track information table; obtaining the track descriptor, the track descriptor including a decryption key corresponding to the track to be deleted and pointer information that points to one of a plurality of part descriptors in a part information table; advancing the predetermined play order for a subset of the plurality of track information entries that follow the track to be deleted in the predetermined play order; reading the one of a plurality of part descriptors; separating in a file system a data block that is a part of a file specified by part pointer information in the part descriptor from the file managed by the file system and freeing the data block on the file system, the part pointer information pointing to a part of the file that includes a plurality of data blocks; freeing the part descriptor on the file system; and freeing the track descriptor on the file system.
Kunststoffventilsack mit Entlueftungskanaelen und ueberlappten Schweissnaehten
Fahrbare Einrichtung zum Wechseln des an Werkzeugmaschinen benoetigten Kuehlmittels
Drehbank mit verschiebbarem Spindelstock
einer Ladestation nachgeordneten Messstationen zur Ermittlung der Masshaltigkeit von Drehteilen
Kontaktloses Schaltelement fuer die Eisenbahnsicherungstechnik
Kombinierte hydraulische Praegepresse
Steuerungsvorrichtung fuer mechanische Muenzautomaten
Verfahren und Vorrichtung zur elektrolytischen Formgebung
Verfahren und Vorrichtung zur Herstellung von Siliciumkarbid
Verfahren zur Herstellung von Polyurethanelastomeren
Tragwerk mit Gurtungen und Ausfachungselementen
POLYCYCLIC ANTI-OZONANTS, AND POLYCHLOROPRENE-BASED RUBBER CONTAINING SAME