CN109964274B - 具有高频写入策略模式的基于光存储系统分频器的draw验证 - Google Patents

具有高频写入策略模式的基于光存储系统分频器的draw验证 Download PDF

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Publication number
CN109964274B
CN109964274B CN201780071274.1A CN201780071274A CN109964274B CN 109964274 B CN109964274 B CN 109964274B CN 201780071274 A CN201780071274 A CN 201780071274A CN 109964274 B CN109964274 B CN 109964274B
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signal
write strategy
pulses
optical
data
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CN109964274A (zh
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王令韬
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Oracle International Corp
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Oracle International Corp
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    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G11B7/00458—Verification, i.e. checking data during or after recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
    • G11B19/041—Detection or prevention of read or write errors
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1879—Direct read-after-write methods
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/003—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/006—Overwriting
    • G11B7/0062—Overwriting strategies, e.g. recording pulse sequences with erasing level used for phase-change media
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
    • G11B7/1263—Power control during transducing, e.g. by monitoring
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/128—Modulators
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1395—Beam splitters or combiners
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B2007/240004—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the form of the carrier
    • G11B2007/240017—Tapes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1353—Diffractive elements, e.g. holograms or gratings

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Head (AREA)
CN201780071274.1A 2016-11-18 2017-11-14 具有高频写入策略模式的基于光存储系统分频器的draw验证 Active CN109964274B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US15/355,891 US10176837B2 (en) 2016-11-18 2016-11-18 Optical storage system divider based DRAW verification with high frequency writing strategy pattern
US15/355,891 2016-11-18
PCT/US2017/061472 WO2018093750A1 (en) 2016-11-18 2017-11-14 Optical storage system divider based draw verification with high frequency writing strategy pattern

Publications (2)

Publication Number Publication Date
CN109964274A CN109964274A (zh) 2019-07-02
CN109964274B true CN109964274B (zh) 2021-03-19

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CN201780071274.1A Active CN109964274B (zh) 2016-11-18 2017-11-14 具有高频写入策略模式的基于光存储系统分频器的draw验证

Country Status (5)

Country Link
US (2) US10176837B2 (enExample)
EP (1) EP3542364A1 (enExample)
JP (1) JP7129409B2 (enExample)
CN (1) CN109964274B (enExample)
WO (1) WO2018093750A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102802846B1 (ko) * 2019-12-23 2025-05-07 에스케이하이닉스 주식회사 저항성 메모리 장치 및 그의 동작 방법

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US5105413A (en) * 1988-06-23 1992-04-14 U.S. Philips Corporation Read-after-write optical recording device having a single radiation source and employing write modulation of such source
CN1471705A (zh) * 2000-10-23 2004-01-28 ������������ʽ���� 能正确生成时标的光盘装置
CN103930948A (zh) * 2011-08-22 2014-07-16 甲骨文国际公司 用于光学存储设备的写后直接读

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DE3045226A1 (de) 1980-12-01 1982-07-01 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und schaltungsanordnung zur magnetischen speicherung digital codierter signale
US4980878A (en) 1981-02-02 1990-12-25 Discovision Associates Method and apparatus for scanning a recording medium for defects
US4488277A (en) 1982-02-10 1984-12-11 North American Philips Corporation Control system for an optical data recording apparatus
JPS63166025A (ja) 1986-12-27 1988-07-09 Canon Inc 光学的情報記録再生装置
US5267226A (en) 1987-12-03 1993-11-30 Canon Kabushiki Kaisha Optical information recording and reproducing apparatus with switchable spot-functions
JPH0748263B2 (ja) 1989-06-27 1995-05-24 三菱電機株式会社 光記録再生装置
JPH0573913A (ja) 1991-09-13 1993-03-26 Sony Corp 光学的情報記録再生装置
JPH0863749A (ja) 1994-08-26 1996-03-08 Nippon Conlux Co Ltd 光学的情報記録装置および方法
JP2950181B2 (ja) 1995-02-16 1999-09-20 日本電気株式会社 光磁気ディスク記録装置
EP0731455A3 (en) 1995-03-06 1997-01-22 Canon Kk Apparatus and method for optical information recording and reading
JPH08255344A (ja) * 1995-03-16 1996-10-01 Canon Inc 光学的情報記録再生装置
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US6141312A (en) 1997-09-30 2000-10-31 Compaq Computer Coporation Optical tape drive that performs direct read after write operations
JP2001101660A (ja) 1999-09-27 2001-04-13 Ricoh Co Ltd 光記録媒体及び光記録媒体の記録方法
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US5105413A (en) * 1988-06-23 1992-04-14 U.S. Philips Corporation Read-after-write optical recording device having a single radiation source and employing write modulation of such source
CN1471705A (zh) * 2000-10-23 2004-01-28 ������������ʽ���� 能正确生成时标的光盘装置
CN103930948A (zh) * 2011-08-22 2014-07-16 甲骨文国际公司 用于光学存储设备的写后直接读

Also Published As

Publication number Publication date
JP7129409B2 (ja) 2022-09-01
JP2019537813A (ja) 2019-12-26
US10176837B2 (en) 2019-01-08
US20180144770A1 (en) 2018-05-24
US20190139570A1 (en) 2019-05-09
WO2018093750A1 (en) 2018-05-24
EP3542364A1 (en) 2019-09-25
US10580449B2 (en) 2020-03-03
CN109964274A (zh) 2019-07-02

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