HK62496A - Optical record carrier - Google Patents
Optical record carrierInfo
- Publication number
- HK62496A HK62496A HK62496A HK62496A HK62496A HK 62496 A HK62496 A HK 62496A HK 62496 A HK62496 A HK 62496A HK 62496 A HK62496 A HK 62496A HK 62496 A HK62496 A HK 62496A
- Authority
- HK
- Hong Kong
- Prior art keywords
- tracks
- record carrier
- recording layer
- servo
- optical record
- Prior art date
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
- G11B7/007—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
- G11B7/013—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 for discrete information, i.e. where each information unit is stored in a distinct discrete location, e.g. digital information formats within a data block or sector
-
- 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
- G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
- G11B7/24085—Pits
-
- 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
- G11B7/0938—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 servo format, e.g. guide tracks, pilot signals
-
- 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
- G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
- G11B7/24073—Tracks
- G11B7/24079—Width or depth
Landscapes
- Optical Recording Or Reproduction (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Holo Graphy (AREA)
- Credit Cards Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8800255A NL8800255A (nl) | 1988-02-03 | 1988-02-03 | Optische registratiedrager. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| HK62496A true HK62496A (en) | 1996-04-19 |
Family
ID=19851703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HK62496A HK62496A (en) | 1988-02-03 | 1996-04-11 | Optical record carrier |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4949332A (de) |
| EP (1) | EP0327172B1 (de) |
| JP (1) | JP2732276B2 (de) |
| KR (1) | KR0132569B1 (de) |
| CN (1) | CN1036095A (de) |
| AT (1) | ATE115760T1 (de) |
| AU (1) | AU618215B2 (de) |
| BR (1) | BR8900416A (de) |
| DE (1) | DE68919866T2 (de) |
| ES (1) | ES2068236T3 (de) |
| HK (1) | HK62496A (de) |
| NL (1) | NL8800255A (de) |
| YU (1) | YU24989A (de) |
| ZA (1) | ZA89525B (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5508995A (en) * | 1993-07-15 | 1996-04-16 | Matsushita Electric Industrial Co., Ltd. | Optical disk capable of recording information on both groove and land tracks |
| WO1995026551A1 (en) * | 1994-03-28 | 1995-10-05 | Minnesota Mining And Manufacturing Company | Updatable optical storage medium |
| US5933409A (en) * | 1996-06-21 | 1999-08-03 | Sony Corporation | Optical recording medium and method for producing same |
| JP4144054B2 (ja) * | 1997-07-24 | 2008-09-03 | ソニー株式会社 | 光ディスクの記録方法 |
| US6825916B2 (en) * | 2002-07-05 | 2004-11-30 | Entegris, Inc. | Reticle carrier with positioning cover |
| KR20040024007A (ko) * | 2002-09-12 | 2004-03-20 | 엘지전자 주식회사 | 고밀도 광디스크와 그에 따른 재생/기록 방법 및 장치 |
| JP2004219494A (ja) * | 2003-01-10 | 2004-08-05 | Sankyo Seiki Mfg Co Ltd | 光学素子の製造方法 |
| JP2013033563A (ja) * | 2011-08-01 | 2013-02-14 | Sony Corp | 光記録媒体、記録再生装置、記録再生方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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. |
| NL8000121A (nl) * | 1980-01-09 | 1981-08-03 | Philips Nv | Schijfvormige, optische uitleesbare registratiedrager als opslagmedium voor datainformatie, inrichting voor het vervaardigen van zo'n registratiedrager, inrichting voor het optekenen van datainformatie in zo'n registratiedrager en inrichting voor het uitlezen van zo'n registratiedrager. |
| FR2509891B1 (fr) * | 1981-07-17 | 1986-12-05 | Thomson Csf | Dispositif optique d'enregistrement-lecture sur support d'information pregrave |
| JPS59198537A (ja) * | 1983-04-22 | 1984-11-10 | Matsushita Electric Ind Co Ltd | 光学的記録再生装置 |
| EP0132137B1 (de) * | 1983-07-14 | 1990-12-27 | Matsushita Electric Industrial Co., Ltd. | Platte zum Aufzeichnen und Wiedergeben von optischen Informationen |
| US4716560A (en) * | 1984-05-22 | 1987-12-29 | Victor Company Of Japan, Ltd. | Recording disc and method for fabricating same |
| US4656079A (en) * | 1984-06-15 | 1987-04-07 | Matsushita Electric Industrial Co., Ltd. | Reversible optical information recording medium |
| NL8500153A (nl) * | 1985-01-22 | 1986-08-18 | Philips Nv | Registratiedragerlichaam voorzien van een reliefstruktuur van optisch detekteerbare servospoorgedeelten en sektoradressen en inrichting voor het aanbrengen van deze struktuur. |
| US4807218A (en) * | 1985-02-11 | 1989-02-21 | Gerber Arthur M | System for recording digital information using a regular array of discrete micromirrors |
-
1988
- 1988-02-03 NL NL8800255A patent/NL8800255A/nl not_active Application Discontinuation
- 1988-05-09 US US07/191,505 patent/US4949332A/en not_active Expired - Lifetime
-
1989
- 1989-01-23 ZA ZA89525A patent/ZA89525B/xx unknown
- 1989-01-30 JP JP1020679A patent/JP2732276B2/ja not_active Expired - Fee Related
- 1989-01-30 EP EP89200187A patent/EP0327172B1/de not_active Expired - Lifetime
- 1989-01-30 ES ES89200187T patent/ES2068236T3/es not_active Expired - Lifetime
- 1989-01-30 DE DE68919866T patent/DE68919866T2/de not_active Expired - Fee Related
- 1989-01-30 AT AT89200187T patent/ATE115760T1/de not_active IP Right Cessation
- 1989-01-31 BR BR898900416A patent/BR8900416A/pt not_active IP Right Cessation
- 1989-01-31 CN CN89101533A patent/CN1036095A/zh active Pending
- 1989-02-01 KR KR1019890001143A patent/KR0132569B1/ko not_active IP Right Cessation
- 1989-02-02 AU AU29585/89A patent/AU618215B2/en not_active Expired - Fee Related
- 1989-02-02 YU YU00249/89A patent/YU24989A/xx unknown
-
1996
- 1996-04-11 HK HK62496A patent/HK62496A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0327172B1 (de) | 1994-12-14 |
| US4949332A (en) | 1990-08-14 |
| YU24989A (en) | 1991-10-31 |
| ATE115760T1 (de) | 1994-12-15 |
| AU618215B2 (en) | 1991-12-12 |
| JPH02146121A (ja) | 1990-06-05 |
| EP0327172A1 (de) | 1989-08-09 |
| JP2732276B2 (ja) | 1998-03-25 |
| KR890013612A (ko) | 1989-09-25 |
| AU2958589A (en) | 1989-08-03 |
| DE68919866T2 (de) | 1995-06-29 |
| ZA89525B (en) | 1990-09-26 |
| ES2068236T3 (es) | 1995-04-16 |
| DE68919866D1 (de) | 1995-01-26 |
| KR0132569B1 (ko) | 1998-04-18 |
| BR8900416A (pt) | 1989-09-26 |
| CN1036095A (zh) | 1989-10-04 |
| NL8800255A (nl) | 1989-09-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PF | Patent in force | ||
| PC | Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee) |
Effective date: 20070130 |