DE60200296D1 - Gerät zur Detektion von Vorsatzlöchern - Google Patents
Gerät zur Detektion von VorsatzlöchernInfo
- Publication number
- DE60200296D1 DE60200296D1 DE60200296T DE60200296T DE60200296D1 DE 60200296 D1 DE60200296 D1 DE 60200296D1 DE 60200296 T DE60200296 T DE 60200296T DE 60200296 T DE60200296 T DE 60200296T DE 60200296 D1 DE60200296 D1 DE 60200296D1
- Authority
- DE
- Germany
- Prior art keywords
- detection
- front holes
- holes
- 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
- 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
- G11B27/24—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by sensing features on the record carrier other than the transducing track ; sensing signals or marks recorded by another method than 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
-
- 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
- G11B7/005—Reproducing
-
- 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
- G11B2220/21—Disc-shaped record carriers characterised in that the disc is of read-only, rewritable, or recordable type
- G11B2220/215—Recordable discs
- G11B2220/218—Write-once discs
-
- 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
- G11B2220/2562—DVDs [digital versatile discs]; Digital video discs; MMCDs; HDCDs
-
- 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
- G11B27/30—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 on the same track as the main recording
- G11B27/3027—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 on the same track as the main recording used signal is digitally coded
-
- 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
- G11B7/00745—Sectoring or header formats within a track
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001006566 | 2001-01-15 | ||
JP2001006566A JP4357750B2 (ja) | 2001-01-15 | 2001-01-15 | プリピット検出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60200296D1 true DE60200296D1 (de) | 2004-05-06 |
DE60200296T2 DE60200296T2 (de) | 2005-05-19 |
Family
ID=18874428
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60200296T Expired - Fee Related DE60200296T2 (de) | 2001-01-15 | 2002-01-14 | Gerät zur Detektion von Vorsatzlöchern |
Country Status (4)
Country | Link |
---|---|
US (1) | US20020105895A1 (de) |
EP (1) | EP1225571B1 (de) |
JP (1) | JP4357750B2 (de) |
DE (1) | DE60200296T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004281026A (ja) * | 2002-08-23 | 2004-10-07 | Matsushita Electric Ind Co Ltd | 光ピックアップヘッド装置及び光情報装置及び光情報再生方法 |
JP4598355B2 (ja) * | 2002-10-10 | 2010-12-15 | ソニー株式会社 | ディスクドライブ装置、プリピット検出方法 |
TWI298156B (en) * | 2002-10-24 | 2008-06-21 | Tian Holdings Llc | Discrimination method for light storage device |
US20050226114A1 (en) * | 2004-03-31 | 2005-10-13 | Stanley Liow | Method and apparatus for generating absolute time in pregroove data |
US7746745B2 (en) * | 2004-05-25 | 2010-06-29 | Ricky Chang | Method for determining the type of digital versatile disc |
US7613093B2 (en) * | 2005-09-28 | 2009-11-03 | Mediatek Inc. | Duty ratio control apparatus for pre-pit detection or header detection of an optical storage medium |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3260151B2 (ja) * | 1991-10-31 | 2002-02-25 | パイオニア株式会社 | ウォブル信号読取装置及びウォブル信号読取方法 |
US5684783A (en) * | 1992-02-19 | 1997-11-04 | Sony Corporation | Reproducing apparatus having a detector for simultaneously scanning adjacent tracks of an optical recording medium |
JPH06290462A (ja) * | 1993-04-05 | 1994-10-18 | Sony Corp | 信号検出方法及び信号検出装置 |
US6487149B1 (en) * | 1998-10-09 | 2002-11-26 | Ricoh Company, Ltd. | Optical recording and reproducing methods for optical disk |
JP3872235B2 (ja) * | 1998-10-21 | 2007-01-24 | パイオニア株式会社 | プリピット検出装置 |
JP2000132835A (ja) * | 1998-10-23 | 2000-05-12 | Pioneer Electronic Corp | ディスクプレーヤ |
JP2000285455A (ja) * | 1999-03-31 | 2000-10-13 | Ricoh Co Ltd | ウォブル信号検出装置及び情報記録装置 |
JP3968193B2 (ja) * | 1999-04-26 | 2007-08-29 | パイオニア株式会社 | プリピット検出装置 |
-
2001
- 2001-01-15 JP JP2001006566A patent/JP4357750B2/ja not_active Expired - Fee Related
-
2002
- 2002-01-14 DE DE60200296T patent/DE60200296T2/de not_active Expired - Fee Related
- 2002-01-14 EP EP02000243A patent/EP1225571B1/de not_active Expired - Lifetime
- 2002-01-15 US US10/045,097 patent/US20020105895A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
EP1225571A2 (de) | 2002-07-24 |
EP1225571B1 (de) | 2004-03-31 |
JP2002216353A (ja) | 2002-08-02 |
DE60200296T2 (de) | 2005-05-19 |
US20020105895A1 (en) | 2002-08-08 |
JP4357750B2 (ja) | 2009-11-04 |
EP1225571A3 (de) | 2003-04-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8320 | Willingness to grant licences declared (paragraph 23) | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |