JP5782286B2 - 複数のヘッドおよび複数の光ディスクを備えた光記憶システムの符号化 - Google Patents

複数のヘッドおよび複数の光ディスクを備えた光記憶システムの符号化 Download PDF

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Publication number
JP5782286B2
JP5782286B2 JP2011093571A JP2011093571A JP5782286B2 JP 5782286 B2 JP5782286 B2 JP 5782286B2 JP 2011093571 A JP2011093571 A JP 2011093571A JP 2011093571 A JP2011093571 A JP 2011093571A JP 5782286 B2 JP5782286 B2 JP 5782286B2
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JP
Japan
Prior art keywords
data
head
encoded
optical
heads
Prior art date
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.)
Expired - Fee Related
Application number
JP2011093571A
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English (en)
Japanese (ja)
Other versions
JP2011233225A (ja
JP2011233225A5 (enExample
Inventor
ジョン・アンダーソン・ファーガス・ロス
ジョン・エリック・ハーシー
シャオレイ・シー
シューフェン・ワン
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General Electric Co
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Filing date
Publication date
Application filed by General Electric Co filed Critical General Electric Co
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Publication of JP2011233225A5 publication Critical patent/JP2011233225A5/ja
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Publication of JP5782286B2 publication Critical patent/JP5782286B2/ja
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Classifications

    • 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
    • G11B20/10009—Improvement or modification of read or write signals
    • 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
    • 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
    • G11B7/14—Heads, e.g. forming of the optical beam spot or modulation of the optical beam specially adapted to record on, or to reproduce from, more than one track simultaneously
    • 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
    • G11B20/1833—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information
    • G11B2020/1856—Error detection or correction; Testing, e.g. of drop-outs by adding special lists or symbols to the coded information using a turbo code
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
JP2011093571A 2010-04-28 2011-04-20 複数のヘッドおよび複数の光ディスクを備えた光記憶システムの符号化 Expired - Fee Related JP5782286B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/769,394 US8107333B2 (en) 2010-04-28 2010-04-28 Coding for optical storage systems with multiple reader heads and multiple optical disks
US12/769,394 2010-04-28

Publications (3)

Publication Number Publication Date
JP2011233225A JP2011233225A (ja) 2011-11-17
JP2011233225A5 JP2011233225A5 (enExample) 2014-05-29
JP5782286B2 true JP5782286B2 (ja) 2015-09-24

Family

ID=44168489

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011093571A Expired - Fee Related JP5782286B2 (ja) 2010-04-28 2011-04-20 複数のヘッドおよび複数の光ディスクを備えた光記憶システムの符号化

Country Status (7)

Country Link
US (1) US8107333B2 (enExample)
EP (1) EP2383738A3 (enExample)
JP (1) JP5782286B2 (enExample)
KR (1) KR20110120244A (enExample)
CN (1) CN102280123B (enExample)
CA (1) CA2737196A1 (enExample)
TW (1) TWI543153B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9141473B2 (en) * 2011-03-25 2015-09-22 Samsung Electronics Co., Ltd. Parallel memory error detection and correction
US9030921B2 (en) 2011-06-06 2015-05-12 General Electric Company Increased spectral efficiency and reduced synchronization delay with bundled transmissions
US8619533B1 (en) 2012-07-31 2013-12-31 General Electric Company Holographic data storage medium and an associated method thereof
US8897113B2 (en) * 2012-11-07 2014-11-25 Oracle International Corporation Rotary head data storage and retrieval system and method for data verification
US9443551B1 (en) 2014-04-16 2016-09-13 Marvell International Ltd. Method and system for writing and reading closely-spaced data tracks

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0636473A (ja) * 1992-07-16 1994-02-10 Matsushita Electric Ind Co Ltd 光情報記録装置及びその方法
US6381210B1 (en) * 1995-11-15 2002-04-30 Zen Research (Ireland) Ltd. Methods and apparatus for concurrently processing data from multiple tracks of an optical storage medium
JPH11242569A (ja) * 1998-02-26 1999-09-07 Matsushita Electric Ind Co Ltd 光ディスク記録再生装置及びその記録再生方法
JP2002198828A (ja) * 2000-12-26 2002-07-12 Sony Corp 復号装置及び復号方法
CN1675707A (zh) * 2003-02-14 2005-09-28 富士通株式会社 使用了重复解码的数据记录再现装置及方法
JP2005244502A (ja) * 2004-02-25 2005-09-08 Pioneer Electronic Corp 光ディスク記録装置、光ディスク再生装置および多層型光ディスク
US20050240958A1 (en) * 2004-04-21 2005-10-27 Moviecrazy, Inc. Method and apparatus for on-demand multimedia rental and sales services

Also Published As

Publication number Publication date
JP2011233225A (ja) 2011-11-17
KR20110120244A (ko) 2011-11-03
TWI543153B (zh) 2016-07-21
TW201209811A (en) 2012-03-01
CN102280123A (zh) 2011-12-14
US20110267933A1 (en) 2011-11-03
EP2383738A2 (en) 2011-11-02
EP2383738A3 (en) 2015-05-13
US8107333B2 (en) 2012-01-31
CN102280123B (zh) 2016-09-14
CA2737196A1 (en) 2011-10-28

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