FujiFilm Assigned Eight Patents

Magnetic tape cartridge, drive, detection method of servo pattern, and program
FujiFilm Corporation, Tokyo, Japan, has been assigned a patent (11996128) developed by Nakano; Megumi, Musha; Atsushi, and Kaneko; Tetsuya, Kanagawa, Japan, for “magnetic tape cartridge, magnetic tape drive, detection method of servo pattern, and program.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A magnetic tape cartridge includes a magnetic tape in which a plurality of servo patterns are recorded along a longitudinal direction, and a storage medium that is configured to store servo format information including servo pattern inclination information which is information on an inclination of the servo pattern with respect to a first imaginary straight line.”

The patent application was filed on 2022-10-28 (18/050716).

Detection device, inspection device, magnetic tape cartridge, tape, drive, system, detection method, inspection method, and program
FujiFilm Corporation, Tokyo, Japan, has been assigned a patent (11996125) developed by Kaneko; Tetsuya, Nakao; Toru, and Akano; Yoichi, Kanagawa, Japan, for “detection device, inspection device, magnetic tape cartridge, magnetic tape, magnetic tape drive, magnetic tape system, detection method, inspection method, and program.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A detection device includes a processor. The processor compares a servo band signal, which is a result of reading a servo band in which a servo pattern is recorded from a magnetic tape including the servo band by a servo reading element, with a threshold value to detect a servo pattern signal indicating the servo pattern. The threshold value is determined in accordance with an angle formed by the servo pattern and the servo reading element.”

The patent application was filed on 2022-11-28 (18/059185).

Cartridge management system, method of operating cartridge management system, and program
FujiFilm Corporation, Tokyo, Japan, has been assigned a patent (11977740) developed by Sumiya; Yosuke, Kanagawa, Japan, for “cartridge management system, method of operating cartridge management system, and program.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A cartridge management system that manages a plurality of cartridges, in each of which a magnetic tape is housed, includes a processor, and a memory incorporated in or connected to the processor, in which the processor is configured to execute data rewrite-in processing of rewriting data stored in the magnetic tape, in a specific cartridge among the plurality of cartridges based on an access frequency indicating a frequency of access to the data, and cartridge replacement processing of replacing the data stored in the magnetic tape of the specific cartridge and the data stored in the magnetic tape of another cartridge among the plurality of cartridges.”

The patent application was filed on 2022-12-02 (18/060968).

Noncontact storage medium, magnetic tape cartridge, method for operating noncontact storage medium, and program
FujiFilm Corporation, Tokyo, Japan, has been assigned a patent (11977942) developed by Kataoka; Eiichiro, Kanagawa, Japan, for “noncontact storage medium, magnetic tape cartridge, method for operating noncontact storage medium, and program.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A noncontact storage medium that is mounted in a magnetic tape cartridge includes an IC chip that is connected to an antenna to be coupled to a communication destination by electromagnetic induction through a magnetic field applied from a communication destination, and performs communication with the communication destination through the magnetic field, and the IC chip corresponds to a plurality of communication standards.”

The patent application was filed on 2023-01-18 (18/155742).

Magnetic tape cartridge group and magnetic recording and reproducing device
FujiFilm Corporation, Tokyo, Japan, has been assigned a patent (11972784) developed by Kasada; Norihito, and Kaneko; Yusuke, Minamiashigara, Japan, for “magnetic tape cartridge group and magnetic recording and reproducing device.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “The magnetic tape cartridge group includes a plurality of magnetic tape cartridges. Regarding 100 reels of magnetic tape cartridges, in a case where a maximum value of an absolute value of a difference between a servo band spacing obtained before predetermined storage and a servo band spacing obtained after the predetermined storage is defined as A, an arithmetic mean of medium lives calculated by a linear function derived from a value of A obtained for different N and a value of the logarithm of total storage time T of the storage of N cycles is 3 years or longer and 3? is 1 year or shorter. Medium life: T in a case where A satisfies A=1.5?B. B: a value calculated by multiplying a difference between a maximum value and a minimum value of servo band spacings obtained in each of the five environments by ?.”

The patent application was filed on 2022-06-23 (17/847800).

Noncontact communication medium, magnetic tape cartridge, method for operating noncontact communication medium, and program
FujiFilm Corporation, Tokyo, Japan, has been assigned a patent (11948032) developed by Kataoka; Eiichiro, Kanagawa, Japan, for “noncontact communication medium, magnetic tape cartridge, method for operating noncontact communication medium, and program.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A noncontact communication medium includes a processor, and a memory incorporated in or connected to the processor, and performs noncontact communication with an external communication device. The memory has a storage block where information determined depending on a specification of a magnetic tape cartridge, in which the noncontact communication medium is mounted, is stored, and the storage block has an identifier storage field. The processor is configured to write an identifier given from the external communication device to the noncontact communication medium, in the identifier storage field, and execute locking processing of locking the identifier storage field in response to a specific command given from the external communication device to the noncontact communication medium.”

The patent application was filed on 2022-11-18 (18/056718).

Hub, information processing apparatus, and program
FujiFilm Corporation, Tokyo, Japan, has been assigned a patent (11922971) developed by Kataoka; Eiichiro, Kanagawa, Japan, for “hub, information processing apparatus, and program.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A hub includes a hub body around which a magnetic tape is wound, and a noncontact storage medium provided in the hub body, in which the noncontact storage medium stores hub specification information for specifying the hub body, and the hub specification information is associated with hub change characteristic information indicating a change characteristic of the hub body.”

The patent application was filed on 2022-07-26 (17/814838).

Magnetic tape device
FujiFilm Corporation, Tokyo, Japan, has been assigned a patent (11922981) developed by Kasada; Norihito, Minamiashigara, Japan, for “magnetic tape device.“

The abstract of the patent published by the U.S. Patent and Trademark Office states: “A magnetic tape device. The angle ? formed by the axis of the element array of the magnetic head with respect to a width direction of the magnetic tape is changed during running of the magnetic tape in the magnetic tape device. In a case where predetermined storage is defined as one cycle, a maximum value of an absolute value of a difference between a servo band spacing obtained before performing the storage and a servo band spacing obtained after the storage of N cycles is defined as A, and N is set to 1, 2, 3, 4, or 5, a medium life calculated by a linear function of A and a logarithm log.sub.e T of T, that are derived from a value of A and a value of the logarithm log.sub.e T of total storage time T of the storage of N cycles is 5 years or longer.”

The patent application was filed on 2022-07-25 (17/872464).