DE60316760T2 - Optischer Plattenapparat und Verfahren zur Phasenjustierung - Google Patents
Optischer Plattenapparat und Verfahren zur Phasenjustierung Download PDFInfo
- Publication number
- DE60316760T2 DE60316760T2 DE60316760T DE60316760T DE60316760T2 DE 60316760 T2 DE60316760 T2 DE 60316760T2 DE 60316760 T DE60316760 T DE 60316760T DE 60316760 T DE60316760 T DE 60316760T DE 60316760 T2 DE60316760 T2 DE 60316760T2
- Authority
- DE
- Germany
- Prior art keywords
- signal
- recording
- delay
- binary
- laser driver
- 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
Links
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
- G11B7/004—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
- 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
- G11B20/10222—Improvement or modification of read or write signals clock-related aspects, e.g. phase or frequency adjustment or bit synchronisation
-
- 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
- G11B20/10009—Improvement or modification of read or write signals
- G11B20/10305—Improvement or modification of read or write signals signal quality assessment
- G11B20/10398—Improvement or modification of read or write signals signal quality assessment jitter, timing deviations or phase and frequency errors
- G11B20/10425—Improvement or modification of read or write signals signal quality assessment jitter, timing deviations or phase and frequency errors by counting out-of-lock events of a PLL
-
- 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
-
- 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
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main 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
- G11B7/004—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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002313623A JP3931133B2 (ja) | 2002-10-29 | 2002-10-29 | 光ディスク装置および位相調整方法 |
| JP2002313623 | 2002-10-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE60316760D1 DE60316760D1 (de) | 2007-11-22 |
| DE60316760T2 true DE60316760T2 (de) | 2008-07-17 |
Family
ID=32089485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60316760T Expired - Fee Related DE60316760T2 (de) | 2002-10-29 | 2003-07-25 | Optischer Plattenapparat und Verfahren zur Phasenjustierung |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20040136286A1 (enExample) |
| EP (1) | EP1416487B1 (enExample) |
| JP (1) | JP3931133B2 (enExample) |
| KR (1) | KR100562452B1 (enExample) |
| CN (1) | CN1314013C (enExample) |
| DE (1) | DE60316760T2 (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10126802C2 (de) * | 2001-06-01 | 2003-05-08 | Texas Instruments Deutschland | Verfahren zur Übertragung von Daten über einen Bus und Bussystem zur Durchführung des Verfahrens |
| JP4310256B2 (ja) | 2004-10-22 | 2009-08-05 | 株式会社日立製作所 | 光ディスク記録装置、レーザダイオード駆動装置および記録信号発生装置 |
| US7394747B2 (en) * | 2004-11-02 | 2008-07-01 | Mediatek Incorporation | Optical storage system having integrated laser driver signal processor |
| JP2007073147A (ja) * | 2005-09-08 | 2007-03-22 | Hitachi Ltd | 光ディスク装置及びそれに用いられる集積回路 |
| EP1955322A2 (en) * | 2005-10-31 | 2008-08-13 | Koninklijke Philips Electronics N.V. | An optical drive having a laser driver device with an adjustable power level |
| US8089842B2 (en) * | 2006-05-25 | 2012-01-03 | Mediatek Inc. | System and method for controlling data recording process of optical recording medium in sequential writing |
| JP2009080928A (ja) * | 2008-11-26 | 2009-04-16 | Hitachi Ltd | 光ディスク記録装置、レーザダイオード駆動装置および記録信号発生装置 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08227560A (ja) * | 1995-02-21 | 1996-09-03 | Sony Corp | ディジタル信号記録／再生装置および方法 |
| CN1249054A (zh) * | 1997-03-25 | 2000-03-29 | 三洋电机株式会社 | 信息再生装置和信息记录装置及基准标识检测电路 |
| JPH1166591A (ja) * | 1997-08-22 | 1999-03-09 | Sharp Corp | 半導体レーザ駆動信号発生回路及びこの半導体レーザ駆動信号発生回路を備えた光記録再生装置 |
| JPH11213429A (ja) * | 1998-01-30 | 1999-08-06 | Sony Corp | 相変化型光ディスクの記録装置及び記録方法 |
| US6721255B1 (en) * | 1998-10-28 | 2004-04-13 | Matsushita Electric Industrial Co., Ltd. | Device and method for recording data to optical disk using recording pulse with corrected edge position |
| JP3528692B2 (ja) * | 1999-07-30 | 2004-05-17 | 株式会社日立製作所 | 情報記録再生装置、レーザドライバ、および、レーザドライバの駆動方法 |
| JP2001202625A (ja) * | 2000-01-17 | 2001-07-27 | Toshiba Corp | 光ディスク用データ記録信号生成装置 |
| JP3740413B2 (ja) * | 2001-12-20 | 2006-02-01 | 株式会社日立製作所 | 高周波重畳方法およびこれを用いた光ディスク装置 |
-
2002
- 2002-10-29 JP JP2002313623A patent/JP3931133B2/ja not_active Expired - Fee Related
-
2003
- 2003-07-25 DE DE60316760T patent/DE60316760T2/de not_active Expired - Fee Related
- 2003-07-25 EP EP03254643A patent/EP1416487B1/en not_active Expired - Lifetime
- 2003-07-29 KR KR1020030052303A patent/KR100562452B1/ko not_active Expired - Fee Related
- 2003-07-30 CN CNB031522947A patent/CN1314013C/zh not_active Expired - Fee Related
- 2003-07-30 US US10/631,575 patent/US20040136286A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| KR100562452B1 (ko) | 2006-03-20 |
| CN1314013C (zh) | 2007-05-02 |
| JP2004152335A (ja) | 2004-05-27 |
| KR20040038604A (ko) | 2004-05-08 |
| DE60316760D1 (de) | 2007-11-22 |
| EP1416487B1 (en) | 2007-10-10 |
| US20040136286A1 (en) | 2004-07-15 |
| EP1416487A2 (en) | 2004-05-06 |
| JP3931133B2 (ja) | 2007-06-13 |
| CN1494066A (zh) | 2004-05-05 |
| EP1416487A3 (en) | 2005-04-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8381 | Inventor (new situation) |
Inventor name: NISHIMURA, KOICHIRO, TOKYO 100-8220, JP Inventor name: KAKU, TOSHIMITSU, TOKYO 100-8220, JP |
|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |