KR0167766B1 - 광디스크의 정보기록방법 및 재생방법 - Google Patents
광디스크의 정보기록방법 및 재생방법 Download PDFInfo
- Publication number
- KR0167766B1 KR0167766B1 KR1019900015049A KR900015049A KR0167766B1 KR 0167766 B1 KR0167766 B1 KR 0167766B1 KR 1019900015049 A KR1019900015049 A KR 1019900015049A KR 900015049 A KR900015049 A KR 900015049A KR 0167766 B1 KR0167766 B1 KR 0167766B1
- Authority
- KR
- South Korea
- Prior art keywords
- signal
- recording
- track
- recorded
- information
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title claims abstract description 45
- 230000003287 optical effect Effects 0.000 title claims abstract description 34
- 230000007704 transition Effects 0.000 claims description 12
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 abstract description 94
- 230000010363 phase shift Effects 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 description 13
- 230000001360 synchronised effect Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 9
- 102100033070 Histone acetyltransferase KAT6B Human genes 0.000 description 6
- 101100019690 Homo sapiens KAT6B gene Proteins 0.000 description 6
- 230000002411 adverse Effects 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000013523 data management Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Images
Classifications
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- 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
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- 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
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- 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
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/1055—Disposition or mounting of transducers relative to record carriers
- G11B11/10576—Disposition or mounting of transducers relative to record carriers with provision for moving the transducers for maintaining alignment or spacing relative to the carrier
- G11B11/10578—Servo format, e.g. prepits, guide tracks, pilot signals
Landscapes
- Signal Processing For Digital Recording And Reproducing (AREA)
- Optical Recording Or Reproduction (AREA)
Abstract
Description
Claims (4)
- 기록트랙이 프레임동기신호를 포함하는 제1의 정보에 따라 상기 기록트랙의 폭방향으로 천이(遷移)에 의해 미리 형성되어 있는 광디스크를 사용하여, 상기 광디스크에 상기 기록트랙에 따라 신호처리용의 클록의 위상인입용의 신호를 포함하는 제2의 정보를 기록할 때에, 상기 기록트랙의 폭방향의 천이에 의한 변화점과 제2의 정보의 변화점이 어긋나도록 기록하는 광디스크의 기록방법.
- 제1항에 있어서, 상기 기록방법은, 상기 제2의 정보의 신호처리용의 클록의 위상인입용의 신호의 변화점과 상기 기록트랙의 폭방향의 천이에 의한 변화점이 겹치지 않도록 기록하도록 한 광디스크의 기록방법.
- 기록트랙이 프레임동기신호를 포함하는 제1의 정보에 따라 상기 기록트랙의 폭방향으로 천이에 의해 미리 형성되어 있는 동시에, 상기 기록트랙방향에 따라 기록되는 주정보의 기록단위를 구성하는 복수의 프레임을 데이터부와 당해 데이터부에 선행하여 형성된 프레임동기신호부와로 구성된 광디스크를 사용하여, 상기 광디스크에 상기 기록트랙에 따라 상기 프레임동기부에 신호처리용의 클록의 위상인입용의 신호를 포함하는 제2의 정보를 기록할 때에, 상기 기록트랙의 폭방향의 천이에 의한 변화점과 제2의 정보의 변화점이 어긋나도록 기록하는 광디스크의 기록방법.
- 기록트랙이 프레임동기신호를 포함하는 제1의 정보에 따라 상기 기록트랙의 폭방향으로 천이에 의해 미리 형성되고, 상기 기록트랙에 따라 신호처리용의 클록의위상인입용의 신호를 포함하는 제2의 정보를 기록할 때에, 상기 기록트랙의 폭방향의 천이에 의한 변화점과 제2의 정보의 변화점이 어긋나도록 기록되어 있는 광디스크에 광빔을 조사(照射)하고, 조사된 광빔의 상기 광디스크로부터의 귀환광을 검출한 출력으로부터 상기 제1의 정보를 재생하고, 재생된 제1의 정보의 프레임동기신호에 따라 PLL회로의 인입을 행하고, 상기 PLL회로의 인입이 완료된 후 상기 광디스크로부터의 귀환광을 검출한 출력으로부터 상기 제2의 정보를 재생하고, 상기 제2의 정보의 상기 클록의 위상인입용의 신호에 따라 상기 PLL회로의 위상인입을 행하도록 한 광디스크의 재방법.
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1-247833 | 1989-09-22 | ||
JP1247833A JP2953711B2 (ja) | 1989-09-22 | 1989-09-22 | 光ディスクの記録方法及びその再生方法 |
JP89-247,833 | 1989-09-22 | ||
JP90-20,087 | 1990-01-30 | ||
JP2020087A JP2822252B2 (ja) | 1990-01-30 | 1990-01-30 | 記録方法、記録媒体及び記録再生装置 |
JP2-20087 | 1990-01-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR910006930A KR910006930A (ko) | 1991-04-30 |
KR0167766B1 true KR0167766B1 (ko) | 1999-03-20 |
Family
ID=26356976
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900015049A Expired - Lifetime KR0167766B1 (ko) | 1989-09-22 | 1990-09-22 | 광디스크의 정보기록방법 및 재생방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5311491A (ko) |
EP (1) | EP0419239B1 (ko) |
KR (1) | KR0167766B1 (ko) |
DE (1) | DE69023589T2 (ko) |
MY (1) | MY109632A (ko) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5138598A (en) * | 1990-01-25 | 1992-08-11 | Sony Corporation | Optical disk having relatively wide ram tracks and relatively narrow rom tracks |
JP3158474B2 (ja) * | 1991-03-28 | 2001-04-23 | ソニー株式会社 | 記録方法、ディスク記録装置及びディスク再生装置 |
BE1006921A3 (nl) * | 1993-03-16 | 1995-01-24 | Koninkl Philips Electronics Nv | Inrichting voor het schrijven van informatie. |
US5761172A (en) * | 1994-03-25 | 1998-06-02 | Hitachi, Ltd. | Method of optical reproduction using pulsed light |
US7701836B2 (en) * | 2001-11-27 | 2010-04-20 | Hewlett-Packard Development Company, L.P. | Re-writable optical disk having reference clock information permanently formed on the disk |
US6345028B1 (en) | 1997-11-03 | 2002-02-05 | Intertactile Technologies Corporation | Method for direct recording and playback of multiple data tracks and signals |
JP4040780B2 (ja) * | 1998-12-28 | 2008-01-30 | パイオニア株式会社 | 記録タイミング設定システム及び情報記録システム |
WO2005020239A2 (en) * | 2003-07-30 | 2005-03-03 | Timelab Corporation | Apparatus and methods for securing information in storage media |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
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. |
US4424543A (en) * | 1981-11-16 | 1984-01-03 | Dma Systems Corporation | Method and apparatus for recording transducer positioning information |
US4513331A (en) * | 1982-10-12 | 1985-04-23 | Dysan Corporation | Method and apparatus for disk drive alignment |
US4716560A (en) * | 1984-05-22 | 1987-12-29 | Victor Company Of Japan, Ltd. | Recording disc and method for fabricating same |
US4530019A (en) * | 1984-06-04 | 1985-07-16 | Dma Systems | Servo pattern |
JPS61158045A (ja) * | 1984-12-28 | 1986-07-17 | Nec Home Electronics Ltd | 光ヘツド |
US4706235A (en) * | 1985-01-25 | 1987-11-10 | Storage Technology Partners 11 | Differential track recording |
US4669004A (en) * | 1986-02-27 | 1987-05-26 | Quantum Corporation | High capacity disk file with embedded sector servo |
US4682253A (en) * | 1986-04-23 | 1987-07-21 | Rodime Plc | Servo positioning system for disk drive system |
SG26398G (en) * | 1986-09-30 | 1995-09-01 | Sony Corp | Recording apparatus |
JPS63241725A (ja) * | 1987-03-30 | 1988-10-07 | Fujitsu General Ltd | 追記型光デイスク |
NL8701632A (nl) * | 1987-07-10 | 1989-02-01 | Philips Nv | Systeem voor het optekenen en/of uitlezen van een informatiesignaal, een registratiedrager, een opteken en/of uitleesinrichting voor toepassing in een dergelijk systeem, en een inrichting en werkwijze voor het vervaardigen van een dergelijke registratiedrager. |
JP2551043B2 (ja) * | 1987-10-31 | 1996-11-06 | ソニー株式会社 | トラッキング制御装置 |
EP0325329B1 (en) * | 1988-01-22 | 1993-12-01 | Koninklijke Philips Electronics N.V. | Method of and apparatus for successively recording EFM-modulated signals |
NL8800151A (nl) * | 1988-01-22 | 1989-08-16 | Philips Nv | Werkwijze en inrichting voor het optekenen van een informatiesignaal. |
US4910617A (en) * | 1988-04-29 | 1990-03-20 | Brand Technologies | Disk drive head positioning servo system utilizing encoded track zone information |
-
1990
- 1990-09-19 EP EP90310266A patent/EP0419239B1/en not_active Expired - Lifetime
- 1990-09-19 DE DE69023589T patent/DE69023589T2/de not_active Expired - Lifetime
- 1990-09-20 US US07/585,177 patent/US5311491A/en not_active Expired - Lifetime
- 1990-09-21 MY MYPI90001645A patent/MY109632A/en unknown
- 1990-09-22 KR KR1019900015049A patent/KR0167766B1/ko not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0419239A3 (en) | 1992-05-20 |
EP0419239A2 (en) | 1991-03-27 |
EP0419239B1 (en) | 1995-11-15 |
US5311491A (en) | 1994-05-10 |
DE69023589T2 (de) | 1996-04-18 |
DE69023589D1 (de) | 1995-12-21 |
KR910006930A (ko) | 1991-04-30 |
MY109632A (en) | 1997-03-31 |
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