Spectra Logic Corporation, Boulder, CO, has been assigned a patent (10,191,673) developed by Thompson, Nathan Christopher, Boulder, CO, for a “forming optical disk set of different capacities from factory rejected optical disks.“
The abstract of the patent published by the U.S. Patent and Trademark Office states: ”An optical disk RAID set is described that essentially comprises a plurality of optical recording disks including at least one full capacity disk and a plurality of less than full capacity disks. The full capacity disk possessing a rated storage capacity set by an original manufacturer. The less than full capacity disks, which are generally considered reject disks, do not meet the rated storage capacity due to surface flaws or other manufacturing defects. The less than full capacity disks are reserved for user data. Parity is generated from the user data on the less than full capacity disks. The parity data is stored to the full capacity disk.”
The patent application was filed on December 15, 2015 (14/970,264).