ARCHIVAL OPTICAL DISC ARRAYS
First Claim
Patent Images
1. An optical disc array comprising:
- two or more disc drive devices;
two or more optical discs; and
at least one disc array controller coupled to the disc drive devices;
wherein;
the optical discs can have data stored in them;
the optical discs cannot have data erased or rewritten to a particular location on the disc to which data has been previously written;
the optical discs are removable individually or as a group from the optical disc array; and
each disc drive device comprises at least one of a read device and a write device.
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Abstract
Optical disc arrays containing optical discs, disc drive devices, and a disc array controller are disclosed. The optical discs are suitable for archiving, unlike conventional media used in RAID or other array systems.
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Citations
34 Claims
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1. An optical disc array comprising:
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two or more disc drive devices; two or more optical discs; and at least one disc array controller coupled to the disc drive devices;
wherein;the optical discs can have data stored in them; the optical discs cannot have data erased or rewritten to a particular location on the disc to which data has been previously written; the optical discs are removable individually or as a group from the optical disc array; and each disc drive device comprises at least one of a read device and a write device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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20. A method for preparing an optical disc array, the method comprising:
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providing two or more disc drive devices and at least one disc array controller coupled to the disc drive devices; and inserting two or more optical discs into the disc drive devices to form an optical disc array;
wherein;the optical discs can have data stored in them; the optical discs cannot have data erased or rewritten to a particular location on the disc to which data has been previously written; the optical discs are removable from the optical disc array; and each disc drive device comprises at least one of a read device and a write device. - View Dependent Claims (21, 22, 23, 24, 25)
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26. A method for storing data in an optical disc array, the method comprising:
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providing an array comprising; two or more disc drive devices; two or more optical discs; and at least one disc array controller coupled to the disc drive devices; and storing data in the optical discs;
wherein;the optical discs can have data stored in them; the optical discs cannot have data erased or rewritten to a particular location on the disc to which data has been previously written; the optical discs are removable from the optical disc array; and each disc drive device comprises at least one of a read device and a write device. - View Dependent Claims (27, 28, 29, 30, 31, 32, 33, 34)
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Specification