Patents Represented by Attorney, Agent or Law Firm William S. Fromemr
  • Patent number: 6434323
    Abstract: A hybrid recording and/or reproducing apparatus can deal with a readout failure of all or part of AV information on a hard disk by restoring the record by using a backup record which has been saved on a tape, and also can expand the recording capacity as the whole system based on the combination of the hard disk and tape. The apparatus consists of a server which records and reproduces AV information on the hard disk, a tape unit which records and reproduces AV information on the tape, and a control system which controls to save all or part of the AV information to be recorded on the hard disk onto the tape simultaneously to or on expiration of a certain time after the recording of the AV information on the hard disk.
    Type: Grant
    Filed: June 5, 1998
    Date of Patent: August 13, 2002
    Assignee: Sony Corporation
    Inventor: Yoshiaki Hayashi