KR100739815B1 - 정보저장매체 및 그 광기록/재생장치 - Google Patents
정보저장매체 및 그 광기록/재생장치 Download PDFInfo
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- KR100739815B1 KR100739815B1 KR1020070026807A KR20070026807A KR100739815B1 KR 100739815 B1 KR100739815 B1 KR 100739815B1 KR 1020070026807 A KR1020070026807 A KR 1020070026807A KR 20070026807 A KR20070026807 A KR 20070026807A KR 100739815 B1 KR100739815 B1 KR 100739815B1
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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
- G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
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- 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
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
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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
- G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
- G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information
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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
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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
- G11B7/1267—Power calibration
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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
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/2403—Layers; Shape, structure or physical properties thereof
- G11B7/24035—Recording layers
- G11B7/24038—Multiple laminated recording layers
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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
- G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
- G11B2007/0009—Recording, reproducing or erasing systems characterised by the structure or type of the carrier for carriers having data stored in three dimensions, e.g. volume storage
- G11B2007/0013—Recording, reproducing or erasing systems characterised by the structure or type of the carrier for carriers having data stored in three dimensions, e.g. volume storage for carriers having multiple discrete layers
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- 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
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
- G11B2020/1218—Formatting, e.g. arrangement of data block or words on the record carriers on discs wherein the formatting concerns a specific area of the disc
- G11B2020/1227—Formatting, e.g. arrangement of data block or words on the record carriers on discs wherein the formatting concerns a specific area of the disc one layer of multilayer disc
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- 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
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
- G11B2020/1265—Control data, system data or management information, i.e. data used to access or process user data
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- 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
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
- G11B2020/1265—Control data, system data or management information, i.e. data used to access or process user data
- G11B2020/1275—Calibration data, e.g. specific training patterns for adjusting equalizer settings or other recording or playback parameters
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- 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
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
- G11B2020/1265—Control data, system data or management information, i.e. data used to access or process user data
- G11B2020/1285—Status of the record carrier, e.g. space bit maps, flags indicating a formatting status or a write permission
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- 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
- G11B2220/2579—HD-DVDs [high definition DVDs]; AODs [advanced optical discs]
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Head (AREA)
Abstract
Description
적정 기록파워 | 적정 기록파워보다 20% 높은 기록파워 | ||||||
LO | 기록 | 미기록 | 후기록 | 기기록 | 후기록 | 기기록 | |
L1 | 미기록 | 기록 | 기기록 | 후기록 | 기기록 | 후기록 | |
지터 | LO | 5.9% | 6.0% | 5.8% | 5.9%->6.4% | ||
L1 | 6.3% | 6.2% | 6.3% | 6.2%->6.3% | |||
기록 파워 | LO | 6.4 | 6.3 | 6.3 | 7.5 | 6.4 | |
L1 | 6.0 | 6.0 | 6.2 | 6.0 | 7.2 |
Claims (10)
- 제1 OPC 영역 및 제1 예비영역을 포함하는 제1 정보저장층; 및제2 OPC 영역 및 제2 예비영역을 포함하는 제2 정보저장층을 포함하며,상기 제1 정보저장층의 상기 제1 OPC 영역과 상기 제2 정보저장층의 상기 제2 예비영역은 동일한 반경에 배치되며, 상기 제2 정보저장층의 상기 제2 OPC 영역과 상기 제1 정보저장층의 상기 제1 예비영역이 동일한 반경에 배치되는 것을 특징으로 하는 정보저장매체.
- 제1 항에 있어서,상기 각 정보저장층은 상기 정보저장매체에서 동일한 반경 범위에 위치하며, 각 정보저장층의 갱신되는 정보를 저장하는 맵영역을 더 구비하는 것을 특징으로 하는 정보저장매체.
- 제1 항에 있어서,상기 각 정보저장층의 갱신되는 정보는 상기 예비영역에 기록되는 것을 특징으로 하는 정보저장매체.
- 제1 항에 있어서,상기 각 정보저장층의 갱신되는 정보는 리드인 영역에서 디스크 관련정보를 기록하는 영역에 기록되는 것을 특징으로 하는 정보저장매체.
- 제1 항 내지 제4 항 중 어느 한 항에 있어서,상기 제1 정보저장층의 제1 OPC 영역과 상기 제2 정보저장층의 제2 OPC 영역의 기록방향이 서로 반대인 것을 특징으로 하는 정보저장매체.
- 정보저장매체에 대하여 데이터를 기록 및 독출하는 광 픽업; 및상기 정보저장매체에 대하여 데이터를 기록 및 독출하도록 상기 광 픽업을 제어하고, 최적 기록 파워를 결정하는 제어부를 포함하며,상기 정보저장매체는제1 OPC 영역과 제1 제한 사용영역을 포함하는 제1 정보저장층; 및제2 OPC 영역과 제2 제한 사용영역을 포함하는 제2 정보저장층을 포함하며,상기 제1 OPC 영역과 상기 제2 제한 사용영역은 동일 반경 범위에 위치하고, 상기 제2 OPC 영역과 제1 제한 사용영역은 동일 반경 범위에 위치하고,상기 제어부는 상기 제1 혹은 제2 OPC 영역에서 상기 광 픽업에 의해 기록 혹은 독출되는 데이터에 따라서 상기 최적 기록 파워를 결정하는 것을 특징으로 하는 광기록/재생장치.
- 제6 항에 있어서, 상기 제1 및 제2 제한 사용 영역은 예비영역인 것을 특징으로 하는 광기록/재생장치.
- 제6 항에 있어서, 상기 제1 및 제2 제한 사용 영역은 상기 제어부에 의해 상기 제1 및 제2 OPC 영역과 반대방향으로 기록가능한 예비영역인 것을 특징으로 하는 광기록/재생장치.
- 제6 항에 있어서, 상기 제1 제한 사용 영역은 상기 제어부에 의해 상기 제1 및 제2 OPC 영역과 반대방향으로 기록가능한 예비영역이고, 상기 제2 제한 사용 영역은 상기 제1 및 제2 OPC 영역에 대하여 임의의 방향으로 기록가능한 사용 가능 영역인 것을 특징으로 하는 광기록/재생장치.
- 정보저장매체에 대하여 데이터를 기록 및 독출하는 광 픽업; 및상기 정보저장매체에 대하여 데이터를 기록 및 독출하도록 상기 광 픽업을 제어하고, 최적 기록 파워를 결정하는 제어부를 포함하며,상기 정보저장매체에서 제1 정보저장층은 최적의 기록조건을 얻기 위한 제1 OPC 영역을 포함하고, 제2 정보저장층은 최적의 기록조건을 얻기 위한 제2 OPC 영역을 포함하며, 상기 제1 및 제2 OPC 영역은 서로 다른 반경 범위내에 위치하며,상기 제어부는 상기 제1 OPC 영역과 상기 제2 정보저장층에서 상기 제1 OPC 영역에 대응하는 영역에서 데이터를 서로 반대방향으로 기록하고, 상기 제2 OPC 영역과 상기 제1 정보저장층에서 상기 제2 OPC 영역에 대응하는 영역에서 데이터를 서로 반대방향으로 기록하여 간섭을 최소화시키는 것을 특징으로 하는 광기록/재생 장치.
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KR1020070026807A KR100739815B1 (ko) | 2003-06-30 | 2007-03-19 | 정보저장매체 및 그 광기록/재생장치 |
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KR20030043573 | 2003-06-30 | ||
KR1020030043573 | 2003-06-30 | ||
KR1020070026807A KR100739815B1 (ko) | 2003-06-30 | 2007-03-19 | 정보저장매체 및 그 광기록/재생장치 |
Related Parent Applications (1)
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KR1020040049749A Division KR100727922B1 (ko) | 2003-06-30 | 2004-06-29 | 정보저장매체 |
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KR20070043947A KR20070043947A (ko) | 2007-04-26 |
KR100739815B1 true KR100739815B1 (ko) | 2007-07-13 |
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KR1020040049749A KR100727922B1 (ko) | 2003-06-30 | 2004-06-29 | 정보저장매체 |
KR1020070026807A KR100739815B1 (ko) | 2003-06-30 | 2007-03-19 | 정보저장매체 및 그 광기록/재생장치 |
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KR1020040049749A KR100727922B1 (ko) | 2003-06-30 | 2004-06-29 | 정보저장매체 |
Country Status (8)
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US (11) | US7286454B2 (ko) |
EP (1) | EP1639585A4 (ko) |
JP (1) | JP4812621B2 (ko) |
KR (2) | KR100727922B1 (ko) |
CN (3) | CN100481216C (ko) |
HK (3) | HK1086660A1 (ko) |
TW (1) | TWI265502B (ko) |
WO (1) | WO2005001824A1 (ko) |
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