US 12,136,438 B2
Magnetic tape cartridge, magnetic tape drive, magnetic tape system, and method of operating magnetic tape drive
Yusuke Kaneko, Kanagawa (JP); Toru Nakao, Kanagawa (JP); Atsushi Musha, Kanagawa (JP); and Norihito Kasada, Kanagawa (JP)
Assigned to FUJIFILM CORPORATION, Tokyo (JP)
Filed by FUJIFILM CORPORATION, Tokyo (JP)
Filed on May 19, 2023, as Appl. No. 18/320,418.
Application 18/320,418 is a division of application No. 17/591,593, filed on Feb. 2, 2022, granted, now 11,705,159.
Claims priority of application No. 2021-017747 (JP), filed on Feb. 5, 2021.
Prior Publication US 2023/0290379 A1, Sep. 14, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. G11B 23/04 (2006.01); G11B 15/06 (2006.01); G11B 15/43 (2006.01)
CPC G11B 23/042 (2013.01) [G11B 15/06 (2013.01); G11B 15/43 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A magnetic tape cartridge comprising:
a case in which a magnetic tape is housed; and
a storage medium provided at the case,
wherein the storage medium stores limit data that is at least one of:
temperature/humidity allowable range related information regarding an allowable range of temperature/humidity when recording on the magnetic tape, reading from the magnetic tape, or any combination thereof, during future use,
preservation period upper limit related information regarding an upper limit of a preservation period for future use of the magnetic tape, or
use frequency upper limit related information regarding an upper limit of a frequency of recording on, reading from, or a combination thereof, in future use of the magnetic tape,
wherein the limit data stored at the storage medium is stored in a storage block that is locked such that it is not rewritable immediately after the limit data is recorded.