NL8901588A - Inrichting voor het optekenen van informatie op een registratiedrager met een stralingsgevoelige laag. - Google Patents
Inrichting voor het optekenen van informatie op een registratiedrager met een stralingsgevoelige laag. Download PDFInfo
- Publication number
- NL8901588A NL8901588A NL8901588A NL8901588A NL8901588A NL 8901588 A NL8901588 A NL 8901588A NL 8901588 A NL8901588 A NL 8901588A NL 8901588 A NL8901588 A NL 8901588A NL 8901588 A NL8901588 A NL 8901588A
- Authority
- NL
- Netherlands
- Prior art keywords
- signal
- radiation
- circuit
- intensity
- radiation source
- Prior art date
Links
- 230000005855 radiation Effects 0.000 claims description 89
- 238000012795 verification Methods 0.000 claims description 24
- 230000010354 integration Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 19
- 239000004065 semiconductor Substances 0.000 description 13
- 230000003287 optical effect Effects 0.000 description 7
- 239000000969 carrier Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000011896 sensitive detection Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- 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
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
-
- 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
- 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
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
-
- 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
-
- 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
-
- 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
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/0901—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following only
- G11B7/0903—Multi-beam tracking systems
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8901588A NL8901588A (nl) | 1989-06-23 | 1989-06-23 | Inrichting voor het optekenen van informatie op een registratiedrager met een stralingsgevoelige laag. |
| US07/453,547 US5105413A (en) | 1988-06-23 | 1989-12-20 | Read-after-write optical recording device having a single radiation source and employing write modulation of such source |
| DE69024709T DE69024709T2 (de) | 1989-06-23 | 1990-06-18 | Anordnung zum Aufzeichnen von Information auf einem Aufzeichnungsträger mit einer strahlungsempfindlichen Schicht |
| EP90201576A EP0404247B1 (de) | 1989-06-23 | 1990-06-18 | Anordnung zum Aufzeichnen von Information auf einem Aufzeichnungsträger mit einer strahlungsempfindlichen Schicht |
| JP16002590A JP3145099B2 (ja) | 1989-06-23 | 1990-06-20 | 放射線感応層を有する記録担体に情報を記録する装置 |
| KR1019900009033A KR100245544B1 (ko) | 1989-06-23 | 1990-06-20 | 방사 감응층을 갖는 기록 매체 상에 정보를 기록하기 위한 장치 |
| US07/929,843 US5303217A (en) | 1989-06-23 | 1992-08-13 | Optical recording device wherein recording beam intensity is set in accordance with an optimum value of the DC component of a recorded signal |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8901588 | 1989-06-23 | ||
| NL8901588A NL8901588A (nl) | 1989-06-23 | 1989-06-23 | Inrichting voor het optekenen van informatie op een registratiedrager met een stralingsgevoelige laag. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8901588A true NL8901588A (nl) | 1991-01-16 |
Family
ID=19854890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8901588A NL8901588A (nl) | 1988-06-23 | 1989-06-23 | Inrichting voor het optekenen van informatie op een registratiedrager met een stralingsgevoelige laag. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5105413A (de) |
| EP (1) | EP0404247B1 (de) |
| JP (1) | JP3145099B2 (de) |
| KR (1) | KR100245544B1 (de) |
| DE (1) | DE69024709T2 (de) |
| NL (1) | NL8901588A (de) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5303217A (en) * | 1989-06-23 | 1994-04-12 | U.S. Philips Corporation | Optical recording device wherein recording beam intensity is set in accordance with an optimum value of the DC component of a recorded signal |
| JP3224844B2 (ja) * | 1991-09-09 | 2001-11-05 | 株式会社東芝 | 光ディスク装置 |
| US5475210A (en) * | 1991-09-09 | 1995-12-12 | Kabushiki Kaisha Toshiba | Noise reduction system for optical record and reproduction apparatus using auto-power controlled semiconductor laser device |
| NL9200397A (nl) * | 1992-03-04 | 1993-10-01 | Philips Nv | Informatie-optekeninrichting. |
| JP3770921B2 (ja) | 1993-03-31 | 2006-04-26 | 三菱電機株式会社 | 光ディスク装置 |
| DE4415508A1 (de) | 1994-05-03 | 1995-11-09 | Thomson Brandt Gmbh | Abtastgerät mit Adaptation |
| EP0731455A3 (de) * | 1995-03-06 | 1997-01-22 | Canon Kk | Gerät und Verfahren zur optischen Aufzeichnung und Wiedergabe von Informationen |
| US5646919A (en) * | 1996-01-16 | 1997-07-08 | Eastman Kodak Company | Dynamic tracking control in an optical recording system by sensing mark formation |
| US5978334A (en) * | 1997-10-24 | 1999-11-02 | Eastman Kodak Company | Sampling timing for a reflected write signal |
| US6578164B1 (en) | 2000-07-12 | 2003-06-10 | Iomega Corporation | Method for detecting transient write errors in a disk drive having a dual transducer slider |
| JP2002175625A (ja) * | 2000-12-06 | 2002-06-21 | Sony Corp | 記録装置および記録方法 |
| JP4074280B2 (ja) * | 2004-06-24 | 2008-04-09 | 太陽誘電株式会社 | 光情報記録装置 |
| US8451702B2 (en) * | 2011-08-22 | 2013-05-28 | Oracle International Corporation | Direct read after write for optical storage device |
| JP6032634B2 (ja) * | 2011-09-22 | 2016-11-30 | パナソニックＩｐマネジメント株式会社 | 光ピックアップおよび光記録再生装置 |
| US9875769B1 (en) | 2016-08-22 | 2018-01-23 | Oracle International Corporation | Optical storage system divider based draw verification with digitally synthesized writing laser pulse signal |
| US9911450B1 (en) | 2016-08-22 | 2018-03-06 | Oracle International Corporation | Optical storage system divider based draw verification with automatic bias or delay adjustment |
| US9899055B1 (en) | 2016-08-22 | 2018-02-20 | Oracle International Corporation | Optical storage system divider based draw verification |
| US10176837B2 (en) | 2016-11-18 | 2019-01-08 | Oracle International Corporation | Optical storage system divider based DRAW verification with high frequency writing strategy pattern |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2304981A1 (fr) * | 1975-03-21 | 1976-10-15 | Thomson Brandt | Dispositif d'enregistrement optique d'informations |
| NL187413C (nl) * | 1978-03-16 | 1991-09-16 | Philips Nv | Registratiedragerlichaam, ingeschreven registratiedrager, werkwijze voor het inschrijven van het registratiedragerlichaam en inrichting voor het uitvoeren van de werkwijze en voor het uitlezen van een ingeschreven registratiedrager. |
| JPS5668935A (en) * | 1979-10-22 | 1981-06-09 | Discovision Ass | Device for recording dataasignal on movable optical recording medium |
| JPS56153488A (en) * | 1980-04-28 | 1981-11-27 | Mitsubishi Electric Corp | Recording device |
| US4488277A (en) * | 1982-02-10 | 1984-12-11 | North American Philips Corporation | Control system for an optical data recording apparatus |
| US4516235A (en) * | 1982-10-28 | 1985-05-07 | Rca Corporation | Dynamic record level control for optical disc recorder |
| US4648085A (en) * | 1983-05-12 | 1987-03-03 | Nec Corporation | Optical information recording and reading apparatus with error correction |
| FR2546325B1 (fr) * | 1983-05-20 | 1988-07-08 | Thomson Csf | Procede et dispositif de calibration de la puissance optique appliquee a un disque optique pour l'enregistrement de donnees |
| NL8501473A (nl) * | 1985-05-23 | 1986-12-16 | Philips Nv | Stralingsbroninrichting. |
| US4949331A (en) * | 1985-06-19 | 1990-08-14 | Hitachi, Ltd. | Apparatus and record carrier for optical disc memory with correction pattern and master disc cutting apparatus |
| US4935913A (en) * | 1987-04-07 | 1990-06-19 | Mitsubishi Denki Kabushiki Kaisha | Optical information recording and reproducing apparatus |
| JPH01165056A (ja) * | 1987-09-21 | 1989-06-29 | Sharp Corp | 光情報記録再生装置 |
-
1989
- 1989-06-23 NL NL8901588A patent/NL8901588A/nl not_active Application Discontinuation
- 1989-12-20 US US07/453,547 patent/US5105413A/en not_active Expired - Lifetime
-
1990
- 1990-06-18 DE DE69024709T patent/DE69024709T2/de not_active Expired - Lifetime
- 1990-06-18 EP EP90201576A patent/EP0404247B1/de not_active Expired - Lifetime
- 1990-06-20 JP JP16002590A patent/JP3145099B2/ja not_active Expired - Lifetime
- 1990-06-20 KR KR1019900009033A patent/KR100245544B1/ko not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0330121A (ja) | 1991-02-08 |
| JP3145099B2 (ja) | 2001-03-12 |
| DE69024709T2 (de) | 1996-07-25 |
| KR100245544B1 (ko) | 2000-02-15 |
| US5105413A (en) | 1992-04-14 |
| EP0404247A1 (de) | 1990-12-27 |
| KR910001668A (ko) | 1991-01-31 |
| EP0404247B1 (de) | 1996-01-10 |
| DE69024709D1 (de) | 1996-02-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A1B | A search report has been drawn up | ||
| BV | The patent application has lapsed |