[go: up one dir, main page]

KR950001716A - Optical disc and information recording and reproducing device - Google Patents

Optical disc and information recording and reproducing device Download PDF

Info

Publication number
KR950001716A
KR950001716A KR1019940012673A KR19940012673A KR950001716A KR 950001716 A KR950001716 A KR 950001716A KR 1019940012673 A KR1019940012673 A KR 1019940012673A KR 19940012673 A KR19940012673 A KR 19940012673A KR 950001716 A KR950001716 A KR 950001716A
Authority
KR
South Korea
Prior art keywords
track
tracks
information
recording
reproducing
Prior art date
Application number
KR1019940012673A
Other languages
Korean (ko)
Other versions
KR0166986B1 (en
Inventor
이사오 사토
Original Assignee
모리시타 요이찌
마쯔시다덴기산교 가부시기가이샤
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 모리시타 요이찌, 마쯔시다덴기산교 가부시기가이샤 filed Critical 모리시타 요이찌
Publication of KR950001716A publication Critical patent/KR950001716A/en
Application granted granted Critical
Publication of KR0166986B1 publication Critical patent/KR0166986B1/en

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
    • G11B7/004—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
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)

Abstract

본 발명은 트랙의 랜드부와 홈부에 대해서 정보가 기록재생되는 고밀도의 광디스크와, 이 광디스크에 대해서 정보를 기록재생하는 정보기록재생장치에 관한 것으로서, 기록밀도의 증대 또한 트랙 사이의 크로스토크의 저감을 할 수 있는 광디스크 및 정보기록재생장치를 제공하는 것을 목적으로 하며, 그 구성에 있어서, 동일면에 홈기록트랙과 랜드기록트랙을 가진 광디스크에 대해서, 이들의 트랙의 섹터(13),(17)에 기록되는 1D신호 1D1, 1D2D와 데이터신호 DF중에서 1D신호 1D1, 1D2를 다른 변조방식에 의해 기록하도록, 1D재생회로가, 멀티플렉서에 의해, 광디스크로부터 검출된 신호에 의거한 2치화 재생신호의 변조방식과 일치하는 애드레스재생회로로부터 출력되는 재생애드레스신호중에서, CPU로부터 출력된 랜드홈선택신호에 대응하는 재생애드레스신호를 선택해서 출력하도록 구성된 정보기록재생장치에 의해, 광디스크의 정보를 기록재생하는 것을 특징으로 한다.The present invention relates to a high-density optical disc in which information is recorded and reproduced for the land and groove portions of a track, and an information recording and reproducing apparatus for recording and reproducing information for the optical disc, wherein the recording density is increased and the crosstalk between the tracks is reduced. It is an object of the present invention to provide an optical disc and an information recording and reproducing apparatus which can be used. In the configuration, for an optical disc having a home recording track and a land recording track on the same surface, sectors 13 and 17 of these tracks are provided. The 1D reproducing circuit modulates the binarized reproducing signal based on the signal detected from the optical disc by the multiplexer so that the 1D signals 1D1, 1D2D and 1D signals 1D1, 1D2 among the 1D signals 1D1, 1D2D and the data signal DF to be recorded are recorded by the multiplexer. The reproduction address signal corresponding to the land home selection signal output from the CPU among the reproduction address signals output from the address reproduction circuit conforming to the method. By the information recording and reproducing apparatus configured to output to selection, characterized in that the reproduction history information of the optical disc.

Description

광디스크 및 정보기록재생장치Optical disc and information recording and reproducing device

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 제1의 실시예의 광디스크의 섹터포맷도, 제2도는 본 발명의제2의 실시예의 광디스크의 섹터포맷도, 제3도는 본 발명의 제3의 실시예의 광디스크의 섹터포맷도, 제4도는 본 발명의 제4의 실시예의 광디스크의 ID신호의 포맷도와 배치도, 제5도는 본 발명의 광디스크에 적용되는 정보기록재생장치의 일실시예의 구성도.1 is a sector format diagram of an optical disk according to the first embodiment of the present invention, FIG. 2 is a sector format diagram of an optical disk according to the second embodiment of the present invention, and FIG. 3 is a sector format diagram of an optical disk according to the third embodiment of the present invention. 4 is a format diagram and layout of ID signal of the optical disc of the fourth embodiment of the present invention, and FIG. 5 is a configuration diagram of an embodiment of an information recording and reproducing apparatus applied to the optical disc of the present invention.

Claims (13)

스파이럴형상의 제1의 트랙과 스파이럴형상의 제2의 트랙으로 이루어진 기록면을 가지고, 상기 제1 및 제2의 트랙에 대해서 정보가 기록재생되는 광디스크로서, 상기 제1의 트랙은 홈형상으로 형성되고, 상기 제2의 트랙은, 서로 인접하는 상기 제1의 트랙의 사이에 랜드형상으로 형성되고, 상기 제1 및 제2의 트랙은, 정보를 다른 변조방식에 의해 기록한 것을 특징으로 하는 광디스크.An optical disc having a recording surface consisting of a first track of spiral shape and a second track of spiral shape, wherein information is recorded and reproduced for the first and second tracks, wherein the first track is formed in a groove shape. And the second track is formed in a land shape between the first tracks adjacent to each other, and the first and second tracks record information by different modulation methods. 스파이럴 형상의 제1의 트랙과 스파이럴형상의 제2의 트랙으로 이루어진 기록면을 가지고, 상기 제1 및 제2의 트랙에 대해서 정보가 기록재생되는 광디스크로서, 상기 제1의 트랙은 홈형상으로 형성되고, 상기 제2의 트랙은 서로 인접하는 상기 제1의 트랙의 사이에 랜드형상으로 형성되고, 상기 제1 및 제2의 트랙은, 정보중에서 적어도 애드레스신호를 다른 변조방식으로 기록한 것을 특징으로 하는 광디스크.An optical disc having a recording surface consisting of a first track having a spiral shape and a second track having a spiral shape, wherein information is recorded and reproduced on the first and second tracks, wherein the first track is formed in a groove shape. And the second track is formed in a land shape between the first tracks adjacent to each other, and the first and second tracks record at least an address signal in a different modulation scheme among information. Optical disc. 스파이럴형상의 제1의 트랙과 스파이럴형상의 제2의 트랙으로 이루어진 기록면을 가지고, 상기 제1 및 제2의 트랙에 대해서 정보가 기록재생되는 광디스크로서, 상기 제1의 트랙은 홈형상으로 형성되고, 상기 제2의 트랙은, 서로 인접하는 상기 제1의 트랙의 사이에 랜드형상으로 형성되고, 상기 제1 및 제2의 트랙은, 애드레스 정보를 기록한 애드레스신호를 동일한 변조방식으로 기록하고, 상기 제1의 트랙의 애드레스신호가, 상기 제2의 트랙의 애드레스신호와 반대극성인 것을 특징으로 하는 광디스크.An optical disc having a recording surface consisting of a first track of spiral shape and a second track of spiral shape, wherein information is recorded and reproduced for the first and second tracks, wherein the first track is formed in a groove shape. And the second track is formed in a land shape between the first tracks adjacent to each other, and the first and second tracks record an address signal having recorded address information in the same modulation scheme. And the address signal of the first track is opposite in polarity to the address signal of the second track. 스파이럴형상의 제1의 트랙과 스파이럴형상의 제2의 트랙으로 이루어진 기록면을 가지고, 상기 제1 및 제2의 트랙에 대해서 정보가 기록재생되는 광디스크로서, 상기 제1의 트랙은 홈형상으로 형성되고, 상기 제2의 트랙은 서로 인접하는 상기 제1의 트랙의 사이에 랜드형상으로 형성되고, 상기 제1 및 제2의 트랙은, 해당트랙을 식별하는 애드레스 정보를 기록한 애드레스신호를 기록하고, 상기 제1 및 제2의 트랙이 인접하는 트랙의 애드레스신호가 반경방향으로 포개지지 않도록 기록한 것을 특징으로 하는 광디스크.An optical disc having a recording surface consisting of a first track of spiral shape and a second track of spiral shape, wherein information is recorded and reproduced for the first and second tracks, wherein the first track is formed in a groove shape. And the second track is formed in a land shape between the first tracks adjacent to each other, and the first and second tracks record an address signal in which address information for identifying the track is recorded. And recording so that the address signals of tracks adjacent to the first and second tracks do not overlap in the radial direction. 스파이럴형상의 제1의 트랙과 스파이럴형상의 제2의 트랙으로 이루어진 기록면을 가지고, 상기 제1 및 제2의 트랙에 대해서 정보가 기록재생되는 광디스크로서, 상기 제1의 트랙은 홈형상으로 형성되고, 상기 제2의 트랙은, 서로 인접하는 상기 제1의 트랙의 사이에 랜드형상으로 형성되고, 상기 제1 및 제2의 트랙은, 애드레스 정보인 애드레스신호를 기록하고, 상기 제1의 트랙의 애드레스신호를, 상기 제2의 트랙의 애드레스신호와 반대극성으로 기록하고, 상기 제1 및 제2의 트랙이 인접하는 트랙의 애드레스신호가 반경방향으로 포개지지 않도록 기록한 것을 특징으로 하는 광디스크.An optical disc having a recording surface consisting of a first track of spiral shape and a second track of spiral shape, wherein information is recorded and reproduced for the first and second tracks, wherein the first track is formed in a groove shape. And the second track is formed in a land shape between the first tracks adjacent to each other, and the first and second tracks record an address signal as address information, and the first track. The address signal of the track is recorded in the opposite polarity to the address signal of the second track, and the address signal of the track adjacent to the first and second tracks is recorded so as not to overlap in the radial direction. Optical disc. 제1항에서 제5항의 어느 한항에 있어서, 제1의 트랙은, 레이저광의 파장을 λ로 하고 디스크기재의 굴절율을 n로 하는 경우, 깊이가 λ/(8·n)인 것을 특징으로 하는 광디스크.The optical disc according to any one of claims 1 to 5, wherein the first track has a depth of lambda / (8 · n) when the wavelength of the laser light is λ and the refractive index of the disc substrate is n. . 제1항에서 제5항의 어느 한항에 있어서, 제1 및 제2의 트랙은, 정보의 기록재생단위인 섹터로 분할되고, 애드레스신호는, 트랙애드레스 및 섹터애드레스가 기록되고, 상기 섹터에 섹터단위로 정보를 기록 재생하는 것을 특징으로 하는 광디스크.6. The first and second tracks according to any one of claims 1 to 5, wherein the first and second tracks are divided into sectors which are recording / reproducing units of information, and in the address signal, track addresses and sector addresses are recorded. And recording and reproducing information in sector units. 제2항에서 제5항 및 제7항의 어느 한항에 있어서, 제1 및 제2의 트랙의 애드레스신호는, 해당트랙을 식별하는 트랙식별신호와 애드레스정보와 에러검출신호를 기록한 것을 특징으로 하는 광디스크.The address signal of the first and second tracks is characterized by recording track identification signals, address information, and error detection signals for identifying the tracks. Optical disc. 제3항에서 제5항 및 제7항의 어느 한항에 있어서, 제1 및 제2의 트랙의 애드레스신호는, 마크위치기록으로서, 제1의 트랙의 애드레스신호는, 변조된 채널비트 "1"이, 핸드부의 레벨에 대응하고, 채널비트 "0"이 홈부의 레벨에 대응하도록 기록하고, 제2의 트랙의 애드레스신호는, 변조된 채널비트 "1"이, 홈부의 레벨에 대응하고, 채널비트 "0"이 랜드부의 레벨에 대응하도록 기록한 것을 특징으로 하는 광디스크.8. The address signal according to any one of claims 3 to 5, wherein the address signals of the first and second tracks are mark position recordings, and the address signals of the first track are modulated channel bits " 1. &Quot; this bit corresponds to the level of the hand part, and the channel bit " 0 " corresponds to the level of the groove part, and the address signal of the second track indicates that the modulated channel bit " 1 " And the channel bit " 0 " recorded so as to correspond to the level of the land portion. 스파이럴형상의 제1의 트랙과 스파이럴형상의 제2의 트랙으로 이루어진 기록면을 가지고, 상기 제1 및 제2의 트랙에 대해서 정보가 기록재생되는 광디스크로서, 상기 제1의 트랙은 홈형상으로 형성되고, 상기 제2의 트랙은, 서로 인접하는 상기 제1의 트랙의 사이에 랜드형상으로 형성되고, 상기 제1 및 제2의 트랙에는, 애드레스정보를 기록한 애드레스신호의 크록동기의 VFO신호는, 인접트랙사이에서 상기 VFO신호의 주파수의 1/2파장만큼 위상을 바꾸어 기록한 것을 특징으로 하는 광디스크.An optical disc having a recording surface consisting of a first track of spiral shape and a second track of spiral shape, wherein information is recorded and reproduced for the first and second tracks, wherein the first track is formed in a groove shape. The second track is formed in a land shape between the first tracks adjacent to each other, and the VFO signal of the clock synchronization of the address signal in which the address information is recorded in the first and second tracks. And record a phase shifted by one-half wavelength of the frequency of the VFO signal between adjacent tracks. 스파이럴형상이고 홈형상의 제1의 트랙과 스파이럴형상이고 랜드형상의 제2의 트랙을 동일 기록면에 가진 광디스크의 상기 제1 및 제2의 트랙에 정보를 기록재생하는 광정보기록재생장치에 있어서, 레이저광을 상기 트랙에 조사해서 신호를 기록재생하는 광헤드와, 상기 제1 혹은 제2의 트랙에의 정보를 기록재생하는 해당트랙을 선택하는 트랙지정수단과, 상기 광헤드로부터의 광빔을 소정의 트랙에 포커스하는 포커스수단과, 상기 트랙에 트래킹시키고, 상기 제1 및 제2의 트랙을 선택적으로 트래킹하는 트래킹수단과, 트랙의 검색을 위해 상기 광헤드를 이동하는 트랙검색수단과, 상기 광헤드에 의해 재생한 재생신호를 증폭하는 신호재생수단과, 상기 제1 및 제2의트랙의 애드레스신호를 판독하는 애드레스재생수단과, 상기 트랙지정수단의 출력에 의거한 상기 애드레스재생수단의 출력에 의해 제1 혹은 제2의 트랙을 선택하고, 해당트랙 혹은 섹터에 대한 정보의 기록재생을 기동하는 데이터기록재생제어수단과, 상기 데이터기록재생제어수단의 출력에 의해서, 기록면의 해당트랙 혹은 해당섹터에 대한 정보의 기록재생을 행하는 정보기록재생수단을 구비하여 상기 제1 및 제2의 트랙에 정보를 기록재생하는 것을 특징으로 하는 정보기록재생장치.An optical information recording and reproducing apparatus for recording and reproducing information on said first and second tracks of an optical disc having a spiral-shaped groove-shaped first track and a spiral-shaped second track on the same recording surface. An optical head for recording and reproducing a signal by irradiating a laser beam to the track, a track designation means for selecting a corresponding track for recording and reproducing information on the first or second tracks, and a light beam from the optical head; Focus means for focusing on a track of the track, tracking means for tracking the track and selectively tracking the first and second tracks, track search means for moving the optical head to search for a track, and optical Signal reproducing means for amplifying the reproducing signal reproduced by the head, address reproducing means for reading the address signals of the first and second tracks, and output of the track designation means. Data recording and reproducing control means for selecting a first or second track by the output of the addressless reproducing means, and starting recording and reproducing of information on the track or sector, and the output of the data recording and reproducing control means. And information recording and reproducing means for recording and reproducing information on a corresponding track or a sector of a recording surface, thereby recording and reproducing information on the first and second tracks. 제11항에 있어서, 트랙지정수단은, 광헤드에 대해서 광트래킹오차신호의 극성을 반전하므로서, 제1 및 제2의 트랙에의 트래킹을 절환하는 것을 특징으로 하는 정보기록재생장치.The information recording and reproducing apparatus according to claim 11, wherein the track designation means switches tracking to the first and second tracks by inverting the polarity of the optical tracking error signal with respect to the optical head. 제11항에 있어서, 애드레스재생수단은, 트랙지정수단의 출력과, 애드레스재생수단의 트랙식별신호를 비교하고, 트랙지정수단의 출력과 일치하는 트랙에 대응하는 재생애드레스신호만을 출력하는 것을 특징으로 하는 정보기록재생장치.13. The address reproducing means according to claim 11, wherein the address reproducing means compares the output of the track designation means with the track identification signal of the address reproducing means, and outputs only the reproduction address signal corresponding to the track matching the output of the track designation means. An information recording and reproducing apparatus, characterized in that. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940012673A 1993-06-08 1994-06-07 Optical disc and information recording and reproducing device KR0166986B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5137089A JPH06349073A (en) 1993-06-08 1993-06-08 Optical disk and information recording and reproducing device
JP93-137089 1993-06-08

Publications (2)

Publication Number Publication Date
KR950001716A true KR950001716A (en) 1995-01-03
KR0166986B1 KR0166986B1 (en) 1999-03-20

Family

ID=15190628

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940012673A KR0166986B1 (en) 1993-06-08 1994-06-07 Optical disc and information recording and reproducing device

Country Status (3)

Country Link
JP (1) JPH06349073A (en)
KR (1) KR0166986B1 (en)
CN (1) CN100594548C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100348869B1 (en) * 2000-08-04 2002-08-17 시온합섬주식회사 Stockings knitting machine

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0773475A (en) * 1993-08-31 1995-03-17 Victor Co Of Japan Ltd Optical disk
JPH0917029A (en) 1995-06-26 1997-01-17 Pioneer Electron Corp Optical disk and its reader and production of optical disk

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2574258B2 (en) * 1986-09-03 1997-01-22 松下電送 株式会社 Alternation recording method
US4814903A (en) * 1987-06-29 1989-03-21 International Business Machines Corporation Alternate storage areas in magnetooptical media
JP2721229B2 (en) * 1989-03-01 1998-03-04 株式会社東芝 Information recording device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100348869B1 (en) * 2000-08-04 2002-08-17 시온합섬주식회사 Stockings knitting machine

Also Published As

Publication number Publication date
JPH06349073A (en) 1994-12-22
CN1835109A (en) 2006-09-20
KR0166986B1 (en) 1999-03-20
CN100594548C (en) 2010-03-17

Similar Documents

Publication Publication Date Title
EP0628952B1 (en) Optical disk, and information recording/reproduction apparatus
US6118752A (en) Optical information recording medium offset pre-pit array indicating identification information
US4791627A (en) Wobbled pit recording method and device of optical recording medium utilizing a plurality of time different signal waveforms
KR100318359B1 (en) Optical disc
US5898663A (en) Optical recording medium with address information prepit for the same track at opposite boundaries of the same track
JP3063613B2 (en) Optical disk medium and optical disk device
KR950004126A (en) Optical record carrier and playback device
US6487147B2 (en) Optical information recording medium and an optical information recording/reproduction device
US6044051A (en) Optical information recording/reproducing device and method for recording, reproducing and erasing information on an optical information recording medium utilizing light beam radiation
KR920022224A (en) Double-sided optical disc recorder
JP2001034952A (en) Optical disk and recording-playback device thereof
US6181658B1 (en) Optical record carrier and apparatus for scanning such a record carrier
JP3560410B2 (en) Optical disk device and optical disk
US20020051414A1 (en) Multi-layer information recording medium and recording apparatus for the same
JPH03237631A (en) Recording medium
KR950001716A (en) Optical disc and information recording and reproducing device
JPH11149644A (en) Optical disk, optical disk record device, its method, optical disk recording and reproducing device and its method
KR880010387A (en) Erasing optical disc and optical information recording and reproducing apparatus
KR19990036193A (en) Optical Disc Device
JP3729467B2 (en) Optical information recording medium and optical information recording / reproducing apparatus
US6744706B2 (en) Optical system with tracking controller
JP3490526B2 (en) Optical recording medium and reproducing method thereof
JP3086465B2 (en) Signal playback method
JP2943928B2 (en) Optical information recording medium and optical information recording / reproducing device
JP3255124B2 (en) Optical disk pattern arrangement method and optical disk reproduction method

Legal Events

Date Code Title Description
A201 Request for examination
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 19940607

PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 19940607

Comment text: Request for Examination of Application

PG1501 Laying open of application
E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 19971128

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 19980721

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 19980925

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 19980925

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20010920

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20020905

Start annual number: 5

End annual number: 5

PR1001 Payment of annual fee

Payment date: 20030915

Start annual number: 6

End annual number: 6

FPAY Annual fee payment

Payment date: 20040910

Year of fee payment: 7

PR1001 Payment of annual fee

Payment date: 20040910

Start annual number: 7

End annual number: 7

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee

Termination category: Default of registration fee

Termination date: 20060810