HK42592A - Pre-engraved information carrier and optical read device therefor - Google Patents
Pre-engraved information carrier and optical read device thereforInfo
- Publication number
- HK42592A HK42592A HK425/92A HK42592A HK42592A HK 42592 A HK42592 A HK 42592A HK 425/92 A HK425/92 A HK 425/92A HK 42592 A HK42592 A HK 42592A HK 42592 A HK42592 A HK 42592A
- Authority
- HK
- Hong Kong
- Prior art keywords
- information carrier
- device therefor
- optical read
- read device
- engraved information
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title 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
- G11B7/24—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
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
- G11B21/106—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following on disks
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/30—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture with provision for auxiliary signals
- G11B23/36—Signals on record carriers or on containers and 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
- 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
-
- 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
- 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
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8507131A FR2581784B1 (fr) | 1985-05-10 | 1985-05-10 | Support d'information a pregravure et son dispositif de lecture optique |
Publications (1)
Publication Number | Publication Date |
---|---|
HK42592A true HK42592A (en) | 1992-06-19 |
Family
ID=9319159
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK425/92A HK42592A (en) | 1985-05-10 | 1992-06-11 | Pre-engraved information carrier and optical read device therefor |
Country Status (8)
Country | Link |
---|---|
US (1) | US4858221A (xx) |
EP (1) | EP0201093B1 (xx) |
JP (2) | JP2607475B2 (xx) |
CA (1) | CA1263750A (xx) |
DE (1) | DE3680151D1 (xx) |
FR (1) | FR2581784B1 (xx) |
HK (1) | HK42592A (xx) |
SG (1) | SG36792G (xx) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5214635A (en) * | 1987-02-27 | 1993-05-25 | Matsushita Electric Industrial Co., Ltd. | Erasable optical disk and optical information recording/reproduction apparatus |
EP0811969B1 (en) * | 1987-11-18 | 2004-09-15 | Sharp Kabushiki Kaisha | An optical memory medium |
JPH0212627A (ja) * | 1988-06-30 | 1990-01-17 | Fuji Xerox Co Ltd | 光記録媒体とこの光記録媒体を用いたトラッキング制御方法 |
US5170390A (en) * | 1988-08-22 | 1992-12-08 | Sharp Kabushiki Kaisha | Optical recording element and driving system |
JPH0386944A (ja) * | 1989-05-15 | 1991-04-11 | Seiko Epson Corp | 光学式情報記録媒体 |
US5148422A (en) * | 1989-08-25 | 1992-09-15 | Sony Corporation | Optical recording medium having a data recording track with offset data storing regions |
JPH03201266A (ja) * | 1989-12-27 | 1991-09-03 | Victor Co Of Japan Ltd | 追記型情報記録媒体及びその記録装置 |
US5214629A (en) * | 1990-02-27 | 1993-05-25 | Hitachi Maxell, Ltd. | Optical disc having a high-speed access capability and reading apparatus therefor |
FR2660461B1 (fr) * | 1990-04-03 | 1994-10-28 | Atg Sa | Support d'informations pregrave a marques deportees, procede de realisation des marques ainsi que procede d'elaboration d'un signal d'erreur de suivi radial et dispositif de lecture pour la mise en óoeuvre du procede. |
US5270991A (en) * | 1990-06-29 | 1993-12-14 | North American Philips Corporation | Track format for use with an optical record carrier having a varying track pitch |
JPH0778975B2 (ja) * | 1990-09-27 | 1995-08-23 | インターナシヨナル・ビジネス・マシーンズ・コーポレーシヨン | 光学ディスク駆動装置 |
US5295131A (en) * | 1990-10-02 | 1994-03-15 | Matsushita Electric Industrial Co., Ltd. | Optical information recording disk having embossed clock mark pits and embossed information recording pits |
US5796712A (en) * | 1992-03-05 | 1998-08-18 | Fujitsu Limited | Optical disk having identification signal recorded between and used in common for two mutually adjacent tracks and optical disk unit therefor |
JPH06282849A (ja) * | 1993-01-29 | 1994-10-07 | Sony Corp | 光記録媒体、光記録媒体の記録再生装置及び再生装置 |
JP3240762B2 (ja) * | 1993-07-26 | 2001-12-25 | ソニー株式会社 | 光記録媒体の再生方法及び再生装置 |
US5654948A (en) * | 1993-09-07 | 1997-08-05 | Sony Corporation | Disc apparatus for recording/reproducing with zone constant angular velocity |
US5452285A (en) * | 1993-09-30 | 1995-09-19 | Polaroid Corporation | Uniformly distributed servo data for optical information storage medium |
EP1008985A2 (en) * | 1994-08-25 | 2000-06-14 | Sony Corporation | Optical disk |
JPH08147704A (ja) * | 1994-11-18 | 1996-06-07 | Sony Corp | ディスク状記録媒体、ディスク再生方法及び再生装置 |
US5982738A (en) | 1995-02-14 | 1999-11-09 | Hitachi, Ltd. | Optical recording medium having at least wobbled synchronous information shared between tracks |
JP2788022B2 (ja) | 1995-02-14 | 1998-08-20 | 株式会社日立製作所 | 光記録媒体 |
US7072287B2 (en) * | 1995-02-14 | 2006-07-04 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
CN1077710C (zh) * | 1996-06-04 | 2002-01-09 | Lg电子株式会社 | 光盘及其记录/再现装置 |
US6310838B1 (en) * | 1997-09-03 | 2001-10-30 | U.S. Philips Corporation | Record carrier and apparatus for scanning the record carrier |
CN113140066B (zh) * | 2020-01-17 | 2023-11-10 | 深圳怡化电脑股份有限公司 | 换向器的控制方法和金融自助设备 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3673412A (en) * | 1970-03-02 | 1972-06-27 | Trw Inc | Radiant energy beam scanning method and apparatus |
US4027330A (en) * | 1973-03-27 | 1977-05-31 | Ted-Bildplatten Aktiengesellschaft, Aeg-Telefunken, Teldec | Disc recording |
US3919697A (en) * | 1974-06-26 | 1975-11-11 | Battelle Development Corp | Data record tracking using track identifying information in the gaps between recorded data groups |
JPS54128303A (en) * | 1978-03-29 | 1979-10-04 | Victor Co Of Japan Ltd | Optical reproducing device of information recording medium disc |
JPS55157133A (en) * | 1979-05-21 | 1980-12-06 | Hitachi Ltd | Information recording and reproducing device |
JPS5637A (en) * | 1979-06-11 | 1981-01-06 | Hitachi Ltd | Tracking system of optical disc memory |
NL8000122A (nl) * | 1980-01-09 | 1981-08-03 | Philips Nv | Schijfvormige, optisch uitleesbare registratiedrager als opslagmedium voor datainformatie, inrichting voor het vervaardigen van zo'n registratiedrager, inrichting voor het optekenen en/of weergeven van datainformatie in c.q. van zo'n registratiedrager. |
FR2481501B1 (fr) * | 1980-04-25 | 1985-09-13 | Philips Nv | Porteur d'enregistrement comportant une structure d'information lisible par voie optique et dispositif pour la lecture d'un tel porteur d'enregistrement |
JPS57117106A (en) * | 1981-01-09 | 1982-07-21 | Olympus Optical Co Ltd | Optical magnetic recording and reproducing method |
FR2504713B1 (fr) * | 1981-04-27 | 1986-04-11 | Thomson Csf | Disque support d'information a codage angulaire et systeme d'entrainement en rotation d'un tel disque |
JPS5812149A (ja) * | 1981-07-15 | 1983-01-24 | Nippon Columbia Co Ltd | ビデオ・デイスク及びその記録装置 |
US4443870A (en) * | 1981-10-15 | 1984-04-17 | Burroughs Corporation | Optical memory system providing track following |
GB2109150B (en) * | 1981-10-27 | 1986-08-06 | Victor Company Of Japan | Method for tracking signals on disc records |
FR2523349A1 (fr) * | 1982-03-12 | 1983-09-16 | Thomson Csf | Procede et dispositif optique de generation de signaux d'asservissements de la position d'une tache d'exploration des pistes d'un support d'information |
FR2523347B1 (fr) * | 1982-03-12 | 1988-11-04 | Thomson Csf | Support d'information mobile pregrave et dispositif optique de suivi de piste mettant en oeuvre un tel support |
US4456981A (en) * | 1982-03-19 | 1984-06-26 | Magnetic Peripherals Inc. | Modulation system for optical recording |
US4530079A (en) * | 1983-03-23 | 1985-07-16 | Xerox Corporation | Track following system for optical disc drive |
US4707816A (en) * | 1985-03-29 | 1987-11-17 | Hitachi, Ltd. | Method and apparatus for composite wobbled and push-pull tracking servo system |
-
1985
- 1985-05-10 FR FR8507131A patent/FR2581784B1/fr not_active Expired - Lifetime
-
1986
- 1986-05-06 EP EP86106229A patent/EP0201093B1/fr not_active Expired - Lifetime
- 1986-05-06 DE DE8686106229T patent/DE3680151D1/de not_active Expired - Lifetime
- 1986-05-08 CA CA000508726A patent/CA1263750A/en not_active Expired
- 1986-05-09 US US06/861,313 patent/US4858221A/en not_active Expired - Lifetime
- 1986-05-09 JP JP61106554A patent/JP2607475B2/ja not_active Expired - Lifetime
-
1992
- 1992-04-01 SG SG367/92A patent/SG36792G/en unknown
- 1992-06-11 HK HK425/92A patent/HK42592A/xx not_active IP Right Cessation
-
1995
- 1995-12-28 JP JP7342879A patent/JP2812428B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0201093A1 (fr) | 1986-11-12 |
CA1263750A (en) | 1989-12-05 |
SG36792G (en) | 1992-05-22 |
JPH08227531A (ja) | 1996-09-03 |
FR2581784B1 (fr) | 1994-03-25 |
JP2607475B2 (ja) | 1997-05-07 |
DE3680151D1 (de) | 1991-08-14 |
EP0201093B1 (fr) | 1991-07-10 |
US4858221A (en) | 1989-08-15 |
FR2581784A1 (fr) | 1986-11-14 |
JPS61260426A (ja) | 1986-11-18 |
JP2812428B2 (ja) | 1998-10-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PF | Patent in force | ||
PE | Patent expired |
Effective date: 20060505 |