JP2002237036A - 情報記録方法、再生方法及び情報記録装置 - Google Patents

情報記録方法、再生方法及び情報記録装置

Info

Publication number
JP2002237036A
JP2002237036A JP2001031711A JP2001031711A JP2002237036A JP 2002237036 A JP2002237036 A JP 2002237036A JP 2001031711 A JP2001031711 A JP 2001031711A JP 2001031711 A JP2001031711 A JP 2001031711A JP 2002237036 A JP2002237036 A JP 2002237036A
Authority
JP
Japan
Prior art keywords
mark
recording
channel data
shortest
information
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.)
Pending
Application number
JP2001031711A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002237036A5 (enExample
Inventor
Takeshi Maeda
武志 前田
Yukari Katayama
ゆかり 片山
Hiroyuki Minemura
浩行 峯邑
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2001031711A priority Critical patent/JP2002237036A/ja
Priority to US09/939,553 priority patent/US6492915B2/en
Priority to US10/193,148 priority patent/US6646574B2/en
Publication of JP2002237036A publication Critical patent/JP2002237036A/ja
Publication of JP2002237036A5 publication Critical patent/JP2002237036A5/ja
Pending legal-status Critical Current

Links

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
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
    • G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Recording Or Reproduction (AREA)
JP2001031711A 2001-02-08 2001-02-08 情報記録方法、再生方法及び情報記録装置 Pending JP2002237036A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2001031711A JP2002237036A (ja) 2001-02-08 2001-02-08 情報記録方法、再生方法及び情報記録装置
US09/939,553 US6492915B2 (en) 2001-02-08 2001-08-28 Method for recording information, method for reproducing information, and information recording apparatus
US10/193,148 US6646574B2 (en) 2001-02-08 2002-07-12 Method for recording information, method for reproducing information, and information recording apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001031711A JP2002237036A (ja) 2001-02-08 2001-02-08 情報記録方法、再生方法及び情報記録装置

Publications (2)

Publication Number Publication Date
JP2002237036A true JP2002237036A (ja) 2002-08-23
JP2002237036A5 JP2002237036A5 (enExample) 2005-09-22

Family

ID=18895756

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001031711A Pending JP2002237036A (ja) 2001-02-08 2001-02-08 情報記録方法、再生方法及び情報記録装置

Country Status (2)

Country Link
US (2) US6492915B2 (enExample)
JP (1) JP2002237036A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003088221A1 (en) * 2002-04-03 2003-10-23 Matsushita Electric Industrial Co., Ltd. Optical information device, optical storage medium, optical storage medium inspection device, and optical storage inspection method
CN112805782A (zh) * 2018-11-15 2021-05-14 松下知识产权经营株式会社 光盘装置

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4351813B2 (ja) * 2001-04-20 2009-10-28 株式会社東芝 光ディスク装置
US7372787B2 (en) * 2003-03-25 2008-05-13 Samsung Electronics Co., Ltd. Optical disc recording and reproducing apparatus permitting recording tests using external buffer memory and method of driving the apparatus
US20060000814A1 (en) * 2004-06-30 2006-01-05 Bo Gu Laser-based method and system for processing targeted surface material and article produced thereby
JP4407461B2 (ja) * 2004-10-21 2010-02-03 株式会社日立製作所 光ディスク装置
US8554136B2 (en) 2008-12-23 2013-10-08 Waveconnex, Inc. Tightly-coupled near-field communication-link connector-replacement chips
US9407311B2 (en) 2011-10-21 2016-08-02 Keyssa, Inc. Contactless signal splicing using an extremely high frequency (EHF) communication link
US8794980B2 (en) 2011-12-14 2014-08-05 Keyssa, Inc. Connectors providing HAPTIC feedback
US9322904B2 (en) 2011-06-15 2016-04-26 Keyssa, Inc. Proximity sensing using EHF signals
EP2529331B1 (en) * 2010-01-29 2015-05-20 Hewlett Packard Development Company, L.P. Parallel test payload
JP2014510493A (ja) 2011-03-24 2014-04-24 ウェーブコネックス・インコーポレーテッド 電磁通信用集積回路
US8811526B2 (en) * 2011-05-31 2014-08-19 Keyssa, Inc. Delta modulated low power EHF communication link
EP2820554B1 (en) 2012-03-02 2016-08-24 Keyssa, Inc. Systems and methods for duplex communication
EP2883271B1 (en) 2012-08-10 2020-07-22 Keyssa, Inc. Dielectric coupling systems for ehf communications
CN106330269B (zh) 2012-09-14 2019-01-01 凯萨股份有限公司 具有虚拟磁滞的无线连接
WO2014100058A1 (en) 2012-12-17 2014-06-26 Waveconnex, Inc. Modular electronics
WO2014145366A2 (en) 2013-03-15 2014-09-18 Keyssa, Inc. Extremely high frequency communication chip
KR20150132459A (ko) 2013-03-15 2015-11-25 키사, 아이엔씨. Ehf 보안 통신 장치
JP2019046523A (ja) * 2017-09-04 2019-03-22 株式会社東芝 磁気ディスク装置及びライト処理方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5253244A (en) * 1980-07-16 1993-10-12 Discovision Associates System for recording digital information in a pulse-length modulation format
US4501000A (en) 1981-07-27 1985-02-19 Sony Corporation Method of coding binary data
JP3034268B2 (ja) * 1990-02-19 2000-04-17 株式会社日立製作所 ディスク状記録媒体および記録／再生装置
US5642343A (en) * 1990-06-29 1997-06-24 Hitachi, Ltd. Magnetooptic disc apparatus and recording medium
JP2741112B2 (ja) * 1991-03-29 1998-04-15 シャープ株式会社 ディジタル変調方式およびディジタル変調装置
US5604725A (en) * 1993-12-16 1997-02-18 Sharp Kabushiki Kaisha Information recording method and collector and distributor for recording information
CA2456968C (en) 1994-02-15 2005-01-25 Philips Electronics N.V. Method of converting a series of m-bit information words to a modulated signal, method of producing a record carrier, coding device, decoding device, recording device, reading device, signal, as well as a record carrier
US5786950A (en) * 1996-07-29 1998-07-28 Cirrus Logic, Inc. PR4 sampled amplitude read channel employing an NRZI write modulator and a PR4/NRZI converter
JPH10134519A (ja) * 1996-10-31 1998-05-22 Sony Corp 変調装置および復調装置とそれらの方法
US6125085A (en) * 1997-07-02 2000-09-26 Sharp Kabushiki Kaisha Optical recording method and device for optimally controlling the width of the recording marks
US6333840B1 (en) * 1998-03-16 2001-12-25 Kabushiki Kaisha Toshiba Magnetic recording apparatus
US6185173B1 (en) * 1998-07-31 2001-02-06 Cirrus Logic, Inc. Sampled amplitude read channel employing a trellis sequence detector matched to a channel code constraint and a post processor for correcting errors in the detected binary sequence using the signal samples and an error syndrome
JP2000149265A (ja) 1998-08-04 2000-05-30 Hitachi Ltd 情報記録方法、情報記録媒体、及び情報記録装置

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003088221A1 (en) * 2002-04-03 2003-10-23 Matsushita Electric Industrial Co., Ltd. Optical information device, optical storage medium, optical storage medium inspection device, and optical storage inspection method
CN100346399C (zh) * 2002-04-03 2007-10-31 松下电器产业株式会社 光存储介质检验装置和方法
US7580334B2 (en) 2002-04-03 2009-08-25 Panasonic Corporation Optical storage medium inspection apparatus for determining whether an optical storage medium is good or defective
US7583578B2 (en) 2002-04-03 2009-09-01 Panasonic Corporation Optical storage medium inspection method for determining if an optical storage medium is good or defective
US7869326B2 (en) 2002-04-03 2011-01-11 Panasonic Corporation Optical disc drive, optical storage medium, optical storage medium inspection apparatus, and optical storage medium inspection method
CN102129867A (zh) * 2002-04-03 2011-07-20 松下电器产业株式会社 光盘驱动器、光学存储介质
CN101685644B (zh) * 2002-04-03 2012-01-04 松下电器产业株式会社 光盘驱动器、光学存储介质
USRE44808E1 (en) 2002-04-03 2014-03-18 Panasonic Corporation Optical disc drive, optical storage medium, optical storage medium inspection apparatus, and optical storage medium inspection method
CN102129867B (zh) * 2002-04-03 2015-11-25 松下电器产业株式会社 光盘驱动器、光学存储介质
CN112805782A (zh) * 2018-11-15 2021-05-14 松下知识产权经营株式会社 光盘装置

Also Published As

Publication number Publication date
US20020186152A1 (en) 2002-12-12
US6646574B2 (en) 2003-11-11
US20020140584A1 (en) 2002-10-03
US6492915B2 (en) 2002-12-10

Similar Documents

Publication Publication Date Title
JP2002237036A (ja) 情報記録方法、再生方法及び情報記録装置
JP4711660B2 (ja) 記録装置および記録媒体
JP3432003B2 (ja) 情報再生装置及び情報記録再生装置
JP2004134018A (ja) 情報記録方法及び再生方法
US6930619B2 (en) Data modulation method, and recording and reproducing apparatuses and methods adopting the data modulation method
JP4701240B2 (ja) 光ストレージシステム向けのｄｃ制御符号化
TW200300252A (en) Disk device
JP2001127640A (ja) 光学式回転記録媒体、データ記録方法、記録装置、再生装置
JP4161487B2 (ja) データ復号装置及び方法
JP2002230904A (ja) 情報再生装置
CN1121660A (zh) 调制方法，记录方法，重放方法，记录和重放装置，记录和重放方法，以及重放装置
CN1117351C (zh) 用于检测游程长度限制编码数据的装置及其方法
JPH0869672A (ja) データ処理装置
JP4997211B2 (ja) 光ディスク、光ディスク記録方法及び装置、光ディスク再生方法及び装置
JP4929690B2 (ja) 情報再生装置
KR100372923B1 (ko) 고밀도 디브이디를 위한 변조방법
JPH1196691A (ja) 光ディスクの記録装置および再生装置
JPH09120598A (ja) 情報再生装置
JP2002190164A (ja) 光ディスク装置および光ディスク装置用ラン長制限符号
JP2000132918A (ja) データ変調方法
JP2002334443A (ja) 光ディスク装置
JP2009093791A (ja) 記録装置、記録方法、再生装置、再生方法、記録媒体
CN101221796A (zh) 信息存储介质和数据记录、再现、检测和/或估计设备及使用其的方法

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20050412

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20050412

RD01 Notification of change of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7421

Effective date: 20060418

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20070501

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20080226

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080423

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20090310

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20090630