Patent · US Expired

Hybrid recording medium and information recording apparatus

US7225192B2 · kind B2 · utility

0Cited by
0References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 26, 2001
Grant dateMay 29, 2007
Priority date
Expiry dateFeb 7, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B2220/2562
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A hybrid recording medium includes a read-only area in which a file is previously recorded, and a write area capable of updating and recording the file, characterized in that volume configuration information 21 and VTOC 22 about a file system are recorded in the write area is used in an information record apparatus.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.