HK1016819A1 - Optical disk and optical disk recording and reproducing device - Google Patents

Optical disk and optical disk recording and reproducing device

Info

Publication number
HK1016819A1
HK1016819A1 HK98114590A HK98114590A HK1016819A1 HK 1016819 A1 HK1016819 A1 HK 1016819A1 HK 98114590 A HK98114590 A HK 98114590A HK 98114590 A HK98114590 A HK 98114590A HK 1016819 A1 HK1016819 A1 HK 1016819A1
Authority
HK
Hong Kong
Prior art keywords
optical disk
reproducing device
recording
disk recording
optical
Prior art date
Application number
HK98114590A
Other languages
English (en)
Inventor
Takahiro Nagai
Isao Satoh
Yuji Takagi
Yuji Hisakado
Yoshito Aoki
Shunji Ohara
Takashi Ishida
Original Assignee
Matsushita Electric Ind Co Ltd
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
Priority claimed from PCT/JP1996/000353 external-priority patent/WO1996025736A1/fr
Application filed by Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of HK1016819A1 publication Critical patent/HK1016819A1/xx

Links

Classifications

    • 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
    • G11B20/10009—Improvement or modification of read or write 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
    • G11B7/007—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
    • 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
    • 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
    • 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
    • G11B7/005—Reproducing
    • 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
    • G11B7/00718—Groove and land recording, i.e. user data recorded both in the grooves and on the lands
    • 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
    • G11B7/00745—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
    • G11B7/0901—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
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
HK98114590A 1995-02-17 1998-12-22 Optical disk and optical disk recording and reproducing device HK1016819A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2943695 1995-02-17
JP26124595 1995-10-09
PCT/JP1996/000353 WO1996025736A1 (fr) 1995-02-17 1996-02-16 Disque optique et dispositif d'enregistrement/de reproduction sur disque optique

Publications (1)

Publication Number Publication Date
HK1016819A1 true HK1016819A1 (en) 1999-11-05

Family

ID=26367652

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98114590A HK1016819A1 (en) 1995-02-17 1998-12-22 Optical disk and optical disk recording and reproducing device

Country Status (9)

Country Link
US (2) US5872767A (fr)
EP (3) EP0992985B1 (fr)
KR (1) KR100251018B1 (fr)
CN (4) CN1062368C (fr)
DE (3) DE69612882T2 (fr)
HK (1) HK1016819A1 (fr)
IN (1) IN186497B (fr)
MX (1) MXPA96004888A (fr)
MY (1) MY125667A (fr)

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Also Published As

Publication number Publication date
CN1674114A (zh) 2005-09-28
DE69615065D1 (de) 2001-10-11
EP0992985A3 (fr) 2000-04-26
CN1263336A (zh) 2000-08-16
EP0992985A2 (fr) 2000-04-12
DE69608370T2 (de) 2000-10-12
DE69608370D1 (de) 2000-06-21
EP0757343A4 (fr) 1999-08-04
IN186497B (fr) 2001-09-15
EP0992986A2 (fr) 2000-04-12
DE69615065T2 (de) 2002-06-06
US5872767A (en) 1999-02-16
EP0757343A1 (fr) 1997-02-05
EP0992986A3 (fr) 2000-04-26
EP0992986B1 (fr) 2001-05-16
CN1272777C (zh) 2006-08-30
CN1062368C (zh) 2001-02-21
DE69612882T2 (de) 2001-11-08
US5862112A (en) 1999-01-19
KR100251018B1 (ko) 2000-05-01
EP0757343B1 (fr) 2000-05-17
EP0992985B1 (fr) 2001-09-05
CN1263335A (zh) 2000-08-16
MXPA96004888A (es) 2005-11-04
DE69612882D1 (de) 2001-06-21
KR970702551A (ko) 1997-05-13
CN1146821A (zh) 1997-04-02
MY125667A (en) 2006-08-30

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