JPWO2024090340A1 - - Google Patents
Info
- Publication number
- JPWO2024090340A1 JPWO2024090340A1 JP2024553016A JP2024553016A JPWO2024090340A1 JP WO2024090340 A1 JPWO2024090340 A1 JP WO2024090340A1 JP 2024553016 A JP2024553016 A JP 2024553016A JP 2024553016 A JP2024553016 A JP 2024553016A JP WO2024090340 A1 JPWO2024090340 A1 JP WO2024090340A1
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
- G11B23/04—Magazines; Cassettes for webs or filaments
- G11B23/08—Magazines; Cassettes for webs or filaments for housing webs or filaments having two distinct ends
- G11B23/107—Magazines; Cassettes for webs or filaments for housing webs or filaments having two distinct ends using one reel or core, one end of the record carrier coming out of the magazine or cassette
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/584—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
- G11B5/70626—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances
- G11B5/70642—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material containing non-metallic substances iron oxides
- G11B5/70678—Ferrites
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/714—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the dimension of the magnetic particles
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
- G11B5/736—Non-magnetic layer under a soft magnetic layer, e.g. between a substrate and a soft magnetic underlayer [SUL] or a keeper layer
- G11B5/7367—Physical structure of underlayer, e.g. texture
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
- G11B5/78—Tape carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022171754 | 2022-10-26 | ||
| PCT/JP2023/037983 WO2024090340A1 (ja) | 2022-10-26 | 2023-10-20 | 磁気記録媒体およびカートリッジ |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPWO2024090340A1 true JPWO2024090340A1 (https=) | 2024-05-02 |
Family
ID=90830867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024553016A Pending JPWO2024090340A1 (https=) | 2022-10-26 | 2023-10-20 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20260100199A1 (https=) |
| JP (1) | JPWO2024090340A1 (https=) |
| WO (1) | WO2024090340A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2026028871A1 (ja) * | 2024-07-29 | 2026-02-05 | ソニーグループ株式会社 | 磁気記録媒体およびカートリッジ |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6475598B1 (en) * | 1999-06-24 | 2002-11-05 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
| JP2003016631A (ja) * | 2001-06-29 | 2003-01-17 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
| JP2003077117A (ja) * | 2001-09-04 | 2003-03-14 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
| US20060263644A1 (en) * | 2005-05-23 | 2006-11-23 | Greczyna James A | Magnetic recording medium with backside to decrease recording surface embossment |
| JP4622752B2 (ja) * | 2005-09-02 | 2011-02-02 | Ｔｄｋ株式会社 | 磁気記録媒体の製造方法 |
| JP2011175687A (ja) * | 2010-02-23 | 2011-09-08 | Fujifilm Corp | サーボライタおよびサーボ信号が書き込まれた磁気テープの製造方法 |
| US8654468B2 (en) * | 2012-04-30 | 2014-02-18 | Hewlett-Packard Development Company, L.P. | Multi-rate oversampling of analog signals in storage devices |
| JP6083389B2 (ja) * | 2014-01-07 | 2017-02-22 | ソニー株式会社 | 磁気記録媒体 |
| US9564161B1 (en) * | 2015-11-10 | 2017-02-07 | International Business Machines Corporation | Method for controlling the lateral position of a tape head of a magnetic tape drive |
| WO2019093469A1 (ja) * | 2017-11-09 | 2019-05-16 | ソニー株式会社 | サーボライタおよびサーボ信号の書込方法 |
| JP6985315B2 (ja) * | 2019-02-28 | 2021-12-22 | 富士フイルム株式会社 | 磁気テープ、磁気テープカートリッジおよび磁気記録再生装置 |
| JP6610821B1 (ja) * | 2019-03-29 | 2019-11-27 | ソニー株式会社 | 磁気記録媒体 |
| JP6635214B1 (ja) * | 2019-08-16 | 2020-01-22 | ソニー株式会社 | 磁気記録媒体 |
| JP6813069B1 (ja) * | 2019-10-01 | 2021-01-13 | ソニー株式会社 | 磁気記録媒体、磁気記録再生装置および磁気記録媒体カートリッジ |
| WO2022209935A1 (ja) * | 2021-03-31 | 2022-10-06 | ソニーグループ株式会社 | 磁気記録媒体 |
-
2023
- 2023-10-20 JP JP2024553016A patent/JPWO2024090340A1/ja active Pending
- 2023-10-20 US US19/113,131 patent/US20260100199A1/en active Pending
- 2023-10-20 WO PCT/JP2023/037983 patent/WO2024090340A1/ja not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2024090340A1 (ja) | 2024-05-02 |
| US20260100199A1 (en) | 2026-04-09 |