JP2004253137A - 光記録媒体にデータを記録する装置 - Google Patents
光記録媒体にデータを記録する装置 Download PDFInfo
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- JP2004253137A JP2004253137A JP2004171869A JP2004171869A JP2004253137A JP 2004253137 A JP2004253137 A JP 2004253137A JP 2004171869 A JP2004171869 A JP 2004171869A JP 2004171869 A JP2004171869 A JP 2004171869A JP 2004253137 A JP2004253137 A JP 2004253137A
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- Prior art keywords
- recording
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- erase
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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
- G11B7/12—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
-
- 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
- G11B7/00456—Recording strategies, e.g. pulse sequences
-
- 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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/0045—Recording
- G11B7/00454—Recording involving phase-change effects
Abstract
【解決手段】 光記憶媒体へのデータ記録方法は、マルチパルスを含む消去パターンを有する記録波形を用いてマークまたはスペースを形成する。これにより、マークの形状歪曲を抑制すると同時に、マークの形状を改善できて記録/再生特性が向上される。
【選択図】 図4
Description
DVD−RAMと4.7GB DVD−RWディスクに、図4及び5に示す記録波形を得るのに必要なパラメータ、すなわち持続時間及びパワーレベルを求めた後、反復記録/再生特性を既存の方式と比較した。
2 記録波型発生回路
3 チャンネル変調部
11 モータ
12 サーボ回路
13 光ヘッド
14 レーザー駆動回路
200 光ディスク
Claims (4)
- 光記録媒体へのデータ記録装置において、
マルチパルスを含む消去パターン及び所定の記録パターンを有する記録波形を生成する記録波形生成部と、
生成された記録波形によって前記光記録媒体に光を照射してマークまたはスペースを形成するピックアップ部とを含むことを特徴とする装置。 - 外部から提供されたデータをチャンネル変調して生成されたNRZIデータを前記記録波形生成部へ出力するチャンネル変調部をさらに含むことを特徴とする請求項1に記載の装置。
- 前記ピックアップ部は、
前記光記録媒体を回転させるモーターと、
前記光記録媒体にレーザー光を照射させるか、あるいは前記光記録媒体から反射されたレーザー光を受信するための光ヘッドと、
前記モーター及び光ヘッドをサーボ制御するサーボ回路と、
前記光ヘッドに設けられたレーザーを駆動するレーザー駆動回路とを具備することを特徴とする請求項1に記載の装置。 - 情報記録媒体へのデータ記録装置において、
記録パターン並びにマルチパルスおよび記録パターンと消去パターンとを結び付ける冷却パルスを有する消去パターンを含む記録波形を生成する記録波形生成部と、
情報記憶媒体においてマークおよび/またはスペースを形成するために生成された記録波形によって情報記録媒体について記録するピックアップ部とを含むことを特徴とする装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20010061039 | 2001-09-29 | ||
KR1020010080541A KR100772367B1 (ko) | 2001-12-18 | 2001-12-18 | 광 기록매체에 데이터를 기록하는 방법 및 그 장치 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002275413A Division JP2003123251A (ja) | 2001-09-29 | 2002-09-20 | 光記録媒体へのデータ記録方法及びその装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007203968A Division JP5015691B2 (ja) | 2001-09-29 | 2007-08-06 | 光記録媒体にデータを記録する方法、装置及び媒体 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2004253137A true JP2004253137A (ja) | 2004-09-09 |
Family
ID=36087862
Family Applications (8)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002275413A Pending JP2003123251A (ja) | 2001-09-29 | 2002-09-20 | 光記録媒体へのデータ記録方法及びその装置 |
JP2004171871A Pending JP2004342305A (ja) | 2001-09-29 | 2004-06-09 | 光記録媒体にデータを記録する装置 |
JP2004171872A Pending JP2004342306A (ja) | 2001-09-29 | 2004-06-09 | 光記録媒体へのデータ記録方法 |
JP2004171870A Pending JP2004253138A (ja) | 2001-09-29 | 2004-06-09 | 光記録媒体にデータを記録する装置 |
JP2004171869A Pending JP2004253137A (ja) | 2001-09-29 | 2004-06-09 | 光記録媒体にデータを記録する装置 |
JP2004171868A Pending JP2004253136A (ja) | 2001-09-29 | 2004-06-09 | 光記録媒体へのデータ記録方法 |
JP2006010535A Pending JP2006147143A (ja) | 2001-09-29 | 2006-01-18 | 光記録媒体へのデータ記録方法及びその装置 |
JP2007203968A Expired - Lifetime JP5015691B2 (ja) | 2001-09-29 | 2007-08-06 | 光記録媒体にデータを記録する方法、装置及び媒体 |
Family Applications Before (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002275413A Pending JP2003123251A (ja) | 2001-09-29 | 2002-09-20 | 光記録媒体へのデータ記録方法及びその装置 |
JP2004171871A Pending JP2004342305A (ja) | 2001-09-29 | 2004-06-09 | 光記録媒体にデータを記録する装置 |
JP2004171872A Pending JP2004342306A (ja) | 2001-09-29 | 2004-06-09 | 光記録媒体へのデータ記録方法 |
JP2004171870A Pending JP2004253138A (ja) | 2001-09-29 | 2004-06-09 | 光記録媒体にデータを記録する装置 |
Family Applications After (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004171868A Pending JP2004253136A (ja) | 2001-09-29 | 2004-06-09 | 光記録媒体へのデータ記録方法 |
JP2006010535A Pending JP2006147143A (ja) | 2001-09-29 | 2006-01-18 | 光記録媒体へのデータ記録方法及びその装置 |
JP2007203968A Expired - Lifetime JP5015691B2 (ja) | 2001-09-29 | 2007-08-06 | 光記録媒体にデータを記録する方法、装置及び媒体 |
Country Status (12)
Country | Link |
---|---|
EP (7) | EP1821294B1 (ja) |
JP (8) | JP2003123251A (ja) |
CN (7) | CN100373466C (ja) |
BR (1) | BRPI0203977B1 (ja) |
CA (1) | CA2405447C (ja) |
DE (7) | DE60239234D1 (ja) |
HK (6) | HK1065637A1 (ja) |
MX (1) | MXPA02009529A (ja) |
MY (7) | MY142575A (ja) |
RU (6) | RU2314577C2 (ja) |
SG (6) | SG162610A1 (ja) |
TW (7) | TWI330363B (ja) |
Families Citing this family (9)
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US7376064B2 (en) | 2002-02-25 | 2008-05-20 | Samsung Electronics Co., Ltd. | Method and apparatus for recording data on optical recording medium |
KR100607948B1 (ko) | 2002-02-25 | 2006-08-03 | 삼성전자주식회사 | 광 기록매체에 데이터를 기록하는 방법 |
WO2004066280A1 (en) * | 2003-01-23 | 2004-08-05 | Samsung Electronics Co., Ltd. | Optical recording medium, method and apparatus for recording data thereon |
KR20060033898A (ko) * | 2003-07-03 | 2006-04-20 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 재기록가능형 기록매체에 대해 정보를 판독 및 기록하는방법 및 장치 |
JP4602648B2 (ja) | 2003-07-15 | 2010-12-22 | 株式会社リコー | 情報記録方法及び情報記録装置 |
US20080137504A1 (en) | 2004-10-19 | 2008-06-12 | Koninklijke Philips Electronics, N.V. | Method Of Writing Data On A Master Substrate For Optical Recording |
JP2009245557A (ja) * | 2008-03-31 | 2009-10-22 | Toshiba Corp | 情報記録方法および情報記録装置 |
CA2722850A1 (en) * | 2008-10-09 | 2010-04-15 | Panasonic Corporation | Optical recording method, optical recording device, master medium exposure device, optical information recording medium, and reproducing method |
JP6975914B2 (ja) * | 2018-03-09 | 2021-12-01 | パナソニックIpマネジメント株式会社 | 光ディスク記録方法、光ディスク装置及び集積回路 |
Family Cites Families (25)
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JP3124720B2 (ja) * | 1995-04-14 | 2001-01-15 | 株式会社リコー | 情報記録再生方法、情報記録再生装置及び情報記録媒体 |
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