JPS49103515A - - Google Patents
Info
- Publication number
- JPS49103515A JPS49103515A JP48012968A JP1296873A JPS49103515A JP S49103515 A JPS49103515 A JP S49103515A JP 48012968 A JP48012968 A JP 48012968A JP 1296873 A JP1296873 A JP 1296873A JP S49103515 A JPS49103515 A JP S49103515A
- Authority
- JP
- Japan
- 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.)
- Granted
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
- G11B7/08—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
- G11B7/0904—Dithered tracking systems
-
- 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
- G11B7/007—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
-
- 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
- G11B7/095—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble
- G11B7/0953—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for eccentricity of the disc or disc tracks
-
- 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
-
- 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
- G11B7/24082—Meandering
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1296873A JPS5415727B2 (ja) | 1973-02-02 | 1973-02-02 | |
NL7401470.A NL162769C (nl) | 1973-02-02 | 1974-02-01 | Werkwijze en inrichting voor het vastleggen en weer- geven van informatie, alsmede registratiedrager verkregen met de inrichting voor het vastleggen van de informatie. |
FR7403472A FR2221780B1 (ja) | 1973-02-02 | 1974-02-01 | |
DE19742404927 DE2404927C3 (de) | 1973-02-02 | 1974-02-01 | Verfahren und Vorrichtung zur Aufzeichnung und Wiedergabe von Informationen |
GB504474A GB1461482A (en) | 1973-02-02 | 1974-02-04 | Method of and apparatus for recording and reproducing information |
US05/785,847 US4223187A (en) | 1973-02-02 | 1977-04-08 | Method and apparatus for recording and reproducing a video-disc with an oscillated track |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1296873A JPS5415727B2 (ja) | 1973-02-02 | 1973-02-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS49103515A true JPS49103515A (ja) | 1974-10-01 |
JPS5415727B2 JPS5415727B2 (ja) | 1979-06-16 |
Family
ID=11820027
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1296873A Expired JPS5415727B2 (ja) | 1973-02-02 | 1973-02-02 |
Country Status (5)
Country | Link |
---|---|
US (1) | US4223187A (ja) |
JP (1) | JPS5415727B2 (ja) |
FR (1) | FR2221780B1 (ja) |
GB (1) | GB1461482A (ja) |
NL (1) | NL162769C (ja) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51141608A (en) * | 1975-06-02 | 1976-12-06 | Mitsubishi Electric Corp | Information and reproduction system |
JPS54160211A (en) * | 1978-06-09 | 1979-12-18 | Hitachi Ltd | Method and apparatus for information recording and reproducing |
JPS58101703A (ja) * | 1981-11-12 | 1983-06-17 | ヒエミ−フア−ザ−・レンチング・アクチエンゲゼルシヤフト | 使用済み分解用液の後処理方法並びにこの方法を実施する為の装置 |
JPS59103210U (ja) * | 1982-12-27 | 1984-07-11 | 日本無線株式会社 | 傾斜計 |
US5878008A (en) * | 1995-02-14 | 1999-03-02 | Hitachi, Ltd. | Optical recording/reproducing method and apparatus for controlling irradiation position of an optical spot |
US5898663A (en) * | 1995-02-14 | 1999-04-27 | Hitachi, Ltd. | Optical recording medium with address information prepit for the same track at opposite boundaries of the same track |
US6069870A (en) * | 1996-10-22 | 2000-05-30 | Hitachi, Ltd. | Information recording medium which indicates information according to the wobbling of a track and information recording and reproducing apparatus |
US7072278B2 (en) | 1995-02-14 | 2006-07-04 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US9839824B2 (en) | 2011-06-24 | 2017-12-12 | Nike, Inc. | Golf bags having a flip pocket and/or a symmetric club separator |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8103117A (nl) * | 1981-06-29 | 1983-01-17 | Philips Nv | Inrichting voor het beschrijven en/of uitlezen van een registratiedrager. |
US4313191A (en) * | 1978-06-30 | 1982-01-26 | Discovision Associates | Recording medium having a pilot signal with an aligned phase angle in adjacent tracks |
US4236050A (en) * | 1978-06-30 | 1980-11-25 | Mca Discovision, Inc. | System for recovering information from a movable information storage medium having a pilot signal with an aligned phase angle in adjacent tracks |
US4364118A (en) * | 1979-06-25 | 1982-12-14 | Hitachi, Ltd. | Optical disk and optical information processor |
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. |
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. |
JPS5766573A (en) * | 1980-10-13 | 1982-04-22 | Victor Co Of Japan Ltd | Detecting circuit for reference signal for tracking control |
EP0055535A1 (en) * | 1980-12-31 | 1982-07-07 | Imperial Chemical Industries Plc | Fluid purification |
NL8102621A (nl) * | 1981-05-29 | 1982-12-16 | Philips Nv | Inrichting voor het beschrijven en/of uitlezen van een registratiedrager. |
US4513333A (en) * | 1982-02-24 | 1985-04-23 | Dymek Corporation | Diagnostic recording |
JPS61170934A (ja) * | 1985-01-25 | 1986-08-01 | Hitachi Ltd | 光デイスク記録装置 |
US4748609A (en) | 1985-03-29 | 1988-05-31 | Hitachi, Ltd. | Method and apparatus for composite tracking servo system with track offset correction and rotary optical disc having at least one correction mark for correcting track offset |
JPH06103539B2 (ja) * | 1985-12-06 | 1994-12-14 | 株式会社日立製作所 | 光デイスクトラツキング装置 |
US5654842A (en) * | 1994-08-30 | 1997-08-05 | Sony Corporation | Head displacement measuring method and apparatus and data recording/reproducing method and apparatus |
JP3730782B2 (ja) * | 1998-06-29 | 2006-01-05 | パイオニア株式会社 | 光ディスク原盤記録装置 |
US7043118B2 (en) * | 2002-05-22 | 2006-05-09 | Pentax Corporation | Optical communication apparatus |
US7050677B2 (en) * | 2002-11-05 | 2006-05-23 | Pentax Corporation | Optical fiber and method for producing the same |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1917003A (en) * | 1929-01-21 | 1933-07-04 | Columbia Phono Graph Company I | Reproduction of sound records |
US2851521A (en) * | 1954-01-11 | 1958-09-09 | Philco Corp | Electrical system for keeping a scanning light beam centered on a line |
US3860766A (en) * | 1972-05-31 | 1975-01-14 | Tokyo Shibaura Electric Co | Optical signal reproducing apparatus |
US3931460A (en) * | 1974-02-04 | 1976-01-06 | Zenith Radio Corporation | Video disc with multiturn undulating storage track |
-
1973
- 1973-02-02 JP JP1296873A patent/JPS5415727B2/ja not_active Expired
-
1974
- 1974-02-01 NL NL7401470.A patent/NL162769C/xx not_active IP Right Cessation
- 1974-02-01 FR FR7403472A patent/FR2221780B1/fr not_active Expired
- 1974-02-04 GB GB504474A patent/GB1461482A/en not_active Expired
-
1977
- 1977-04-08 US US05/785,847 patent/US4223187A/en not_active Expired - Lifetime
Cited By (59)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51141608A (en) * | 1975-06-02 | 1976-12-06 | Mitsubishi Electric Corp | Information and reproduction system |
JPS54160211A (en) * | 1978-06-09 | 1979-12-18 | Hitachi Ltd | Method and apparatus for information recording and reproducing |
JPS583297B2 (ja) * | 1978-06-09 | 1983-01-20 | 株式会社日立製作所 | 情報記録再生方法,その装置およびその記録媒体 |
JPS58101703A (ja) * | 1981-11-12 | 1983-06-17 | ヒエミ−フア−ザ−・レンチング・アクチエンゲゼルシヤフト | 使用済み分解用液の後処理方法並びにこの方法を実施する為の装置 |
JPS59103210U (ja) * | 1982-12-27 | 1984-07-11 | 日本無線株式会社 | 傾斜計 |
US6545973B2 (en) | 1995-02-14 | 2003-04-08 | Hitachi, Ltd. | Optical reproduction apparatus |
US7099263B2 (en) | 1995-02-14 | 2006-08-29 | Hitachi Ltd | Optical reproducing method for optical medium with aligned prepit portion |
US7154842B2 (en) | 1995-02-14 | 2006-12-26 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US5982738A (en) * | 1995-02-14 | 1999-11-09 | Hitachi, Ltd. | Optical recording medium having at least wobbled synchronous information shared between tracks |
US6064644A (en) * | 1995-02-14 | 2000-05-16 | Hitachi, Ltd. | Optical recording medium having particular arrangement of prepits and manufacturing method thereof |
US7151721B2 (en) | 1995-02-14 | 2006-12-19 | Hitachi, Ltd. | Optical recording method using land/groove recording |
US6195316B1 (en) | 1995-02-14 | 2001-02-27 | Hitachi, Ltd. | Optical recording medium using land/groove recording |
US6262968B1 (en) | 1995-02-14 | 2001-07-17 | Hitachi, Ltd. | Optical information processing apparatus |
US6314075B2 (en) | 1995-02-14 | 2001-11-06 | Hitachi, Ltd. | Optical recording/reproducing apparatus |
US6580685B2 (en) | 1995-02-14 | 2003-06-17 | Hitachi, Ltd. | Optical recording medium with aligned prepit portion |
US6370106B2 (en) | 1995-02-14 | 2002-04-09 | Hitachi, Ltd. | Optical reproduction apparatus |
US7092349B2 (en) * | 1995-02-14 | 2006-08-15 | Hitachi, Ltd. | Optical reproducing method optical medium with aligned prepit portion |
US6392985B2 (en) | 1995-02-14 | 2002-05-21 | Hitachi, Ltd. | Optical reproduction apparatus for reproducing information from optical recording medium having wobbled address pits |
US7092350B2 (en) | 1995-02-14 | 2006-08-15 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US6430146B1 (en) | 1995-02-14 | 2002-08-06 | Hitachi, Ltd. | Optical reproducing method |
US6430142B2 (en) | 1995-02-14 | 2002-08-06 | Hitachi, Ltd. | Method for reproducing information from optical medium |
US6483800B2 (en) | 1995-02-14 | 2002-11-19 | Hitachi, Ltd. | Optical reproduction apparatus for reproducing information from an optical recording medium having wobbled pits |
US6529470B2 (en) | 1995-02-14 | 2003-03-04 | Hitachi, Ltd. | Optical recording medium with aligned prepit portion |
US6532207B2 (en) | 1995-02-14 | 2003-03-11 | Hitachi, Ltd. | Optical reproducing method |
US6538980B2 (en) | 1995-02-14 | 2003-03-25 | Hitachi, Ltd. | Optical disc |
US6538981B2 (en) | 1995-02-14 | 2003-03-25 | Hitachi, Ltd. | Optical reproduction apparatus |
US6542457B2 (en) | 1995-02-14 | 2003-04-01 | Hitachi, Ltd. | Method for reproducing information from recording medium having grooves and lands as tracks divided into units |
US6542456B2 (en) | 1995-02-14 | 2003-04-01 | Hitachi, Ltd. | Optical reproducing method |
US5878008A (en) * | 1995-02-14 | 1999-03-02 | Hitachi, Ltd. | Optical recording/reproducing method and apparatus for controlling irradiation position of an optical spot |
US6549510B2 (en) | 1995-02-14 | 2003-04-15 | Hitachi, Ltd. | Optical recording medium having grooves and lands |
US6552994B2 (en) | 1995-02-14 | 2003-04-22 | Hitachi, Ltd. | Optical reproduction apparatus |
US5953310A (en) * | 1995-02-14 | 1999-09-14 | Hitachi, Ltd. | Optical recording medium using land/groove recording |
US5898663A (en) * | 1995-02-14 | 1999-04-27 | Hitachi, Ltd. | Optical recording medium with address information prepit for the same track at opposite boundaries of the same track |
US7082098B2 (en) | 1995-02-14 | 2006-07-25 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US6611489B2 (en) | 1995-02-14 | 2003-08-26 | Hitachi, Ltd. | Information reproducing method for an optical medium having grooves and lands |
US7088652B2 (en) | 1995-02-14 | 2006-08-08 | Hitachi, Ltd. | Optical recording apparatus |
US6795390B2 (en) | 1995-02-14 | 2004-09-21 | Hitachi, Ltd. | Information recording method |
US6845081B2 (en) | 1995-02-14 | 2005-01-18 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US6996054B2 (en) | 1995-02-14 | 2006-02-07 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US7072288B2 (en) | 1995-02-14 | 2006-07-04 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US7072279B2 (en) | 1995-02-14 | 2006-07-04 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US7072278B2 (en) | 1995-02-14 | 2006-07-04 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US7072286B2 (en) | 1995-02-14 | 2006-07-04 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US7072280B2 (en) | 1995-02-14 | 2006-07-04 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US7072287B2 (en) | 1995-02-14 | 2006-07-04 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US7072277B2 (en) | 1995-02-14 | 2006-07-04 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US7072281B2 (en) | 1995-02-14 | 2006-07-04 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US7072282B2 (en) | 1995-02-14 | 2006-07-04 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US7079478B2 (en) | 1995-02-14 | 2006-07-18 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US6603730B2 (en) | 1995-02-14 | 2003-08-05 | Hitachi, Ltd. | Optical reproducing method |
US7085222B2 (en) | 1995-02-14 | 2006-08-01 | Hitachi, Ltd. | Optical reproducing method for optical medium with aligned prepit portion |
US6791921B2 (en) | 1996-10-22 | 2004-09-14 | Hitachi, Ltd. | Information recording medium which indicates information according to the wobbling of a track and information recording and reproducing apparatus |
US6418093B2 (en) | 1996-10-22 | 2002-07-09 | Hitachi, Ltd. | Information recording medium which indicates information according to the wobbling of a track and information recording and reproducing apparatus |
US6377537B1 (en) | 1996-10-22 | 2002-04-23 | Hitachi, Ltd. | Information recording medium with expanded information recording capability |
US6339576B2 (en) | 1996-10-22 | 2002-01-15 | Hitachi, Ltd. | Information recording medium which indicates information according to the wobbling of a track and information recording and reproducing apparatus |
US6069870A (en) * | 1996-10-22 | 2000-05-30 | Hitachi, Ltd. | Information recording medium which indicates information according to the wobbling of a track and information recording and reproducing apparatus |
US6560175B2 (en) | 1996-10-22 | 2003-05-06 | Hitachi, Ltd. | Information recording medium which indicates information according to the wobbling of a track and information recording and reproducing apparatus |
EP2001015A2 (en) | 1996-10-22 | 2008-12-10 | Hitachi, Ltd. | Information recording medium which indicates information according to the wobbling of a track and information recording and reproducing apparatus |
US9839824B2 (en) | 2011-06-24 | 2017-12-12 | Nike, Inc. | Golf bags having a flip pocket and/or a symmetric club separator |
Also Published As
Publication number | Publication date |
---|---|
NL7401470A (ja) | 1974-08-06 |
GB1461482A (en) | 1977-01-13 |
JPS5415727B2 (ja) | 1979-06-16 |
DE2404927A1 (de) | 1974-08-08 |
US4223187A (en) | 1980-09-16 |
FR2221780A1 (ja) | 1974-10-11 |
FR2221780B1 (ja) | 1980-04-30 |
NL162769B (nl) | 1980-01-15 |
DE2404927B2 (de) | 1976-12-30 |
NL162769C (nl) | 1980-06-16 |