SE453543B - Uppteckningsberare med en optiskt lesbar informationsstruktur och apparat for avlesning av uppteckningsberaren - Google Patents

Uppteckningsberare med en optiskt lesbar informationsstruktur och apparat for avlesning av uppteckningsberaren

Info

Publication number
SE453543B
SE453543B SE8106133A SE8106133A SE453543B SE 453543 B SE453543 B SE 453543B SE 8106133 A SE8106133 A SE 8106133A SE 8106133 A SE8106133 A SE 8106133A SE 453543 B SE453543 B SE 453543B
Authority
SE
Sweden
Prior art keywords
information
phase
signal
reading
detectors
Prior art date
Application number
SE8106133A
Other languages
English (en)
Swedish (sv)
Other versions
SE8106133L (sv
Inventor
J J M Braat
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of SE8106133L publication Critical patent/SE8106133L/
Publication of SE453543B publication Critical patent/SE453543B/sv

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
    • G11B7/24—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
    • 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
    • G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
SE8106133A 1981-07-24 1981-10-16 Uppteckningsberare med en optiskt lesbar informationsstruktur och apparat for avlesning av uppteckningsberaren SE453543B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8103504A NL8103504A (nl) 1981-07-24 1981-07-24 Registratiedrager met een optisch uitleesbare informatiestructuur en inrichting voor het uitlezen daarvan.

Publications (2)

Publication Number Publication Date
SE8106133L SE8106133L (sv) 1983-01-25
SE453543B true SE453543B (sv) 1988-02-08

Family

ID=19837845

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8106133A SE453543B (sv) 1981-07-24 1981-10-16 Uppteckningsberare med en optiskt lesbar informationsstruktur och apparat for avlesning av uppteckningsberaren

Country Status (11)

Country Link
JP (2) JPS5819748A (es)
AT (1) AT371621B (es)
BE (1) BE890760A (es)
CA (1) CA1182916A (es)
DD (1) DD201625A5 (es)
DE (1) DE3141103A1 (es)
ES (1) ES8207370A1 (es)
GB (1) GB2103409B (es)
IT (1) IT1140225B (es)
NL (1) NL8103504A (es)
SE (1) SE453543B (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4121505A1 (de) * 1991-06-28 1993-01-07 Sonopress Prod Plattenfoermiger speicher fuer binaere informationen
CA2108457A1 (en) * 1992-02-14 1993-08-15 Seiji Kobayashi Information recording medium, information recording apparatus, information reproducing apparatus and information recording and reproducing apparatus
KR20010007585A (ko) * 1999-06-30 2001-01-26 마찌다 가쯔히꼬 상이한 깊이로 피트들이 형성되어 있는 광 디스크, 이 광디스크를 재생하기 위한 광 디스크 디바이스, 및 재생 방법
WO2008012985A1 (fr) 2006-07-27 2008-01-31 Mitsubishi Electric Corporation Support de disque optique et dispositif à disque optique

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7803517A (nl) * 1978-04-03 1979-10-05 Philips Nv Registratiedrager met een optisch uitleesbare fase- struktuur en inrichting voor het uitlezen.
NL7810462A (nl) * 1978-10-19 1980-04-22 Philips Nv Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare stralingsreflekterende informatiestruktuur
CA1165871A (en) * 1978-11-08 1984-04-17 Kornelis Bulthuis Optically inscribable record carrier

Also Published As

Publication number Publication date
DE3141103C2 (es) 1991-05-29
ES506292A0 (es) 1982-09-01
DE3141103A1 (de) 1983-02-10
NL8103504A (nl) 1983-02-16
ES8207370A1 (es) 1982-09-01
BE890760A (fr) 1982-04-16
JPH03116456A (ja) 1991-05-17
SE8106133L (sv) 1983-01-25
IT1140225B (it) 1986-09-24
JPS5819748A (ja) 1983-02-04
DD201625A5 (de) 1983-07-27
JPH0366735B2 (es) 1991-10-18
IT8124539A0 (it) 1981-10-16
AT371621B (de) 1983-07-11
JPH0421254B2 (es) 1992-04-09
ATA444881A (de) 1982-11-15
GB2103409A (en) 1983-02-16
GB2103409B (en) 1986-04-23
CA1182916A (en) 1985-02-19

Similar Documents

Publication Publication Date Title
US4855991A (en) Optical disk having track offset detection areas
US4455632A (en) Apparatus for optically reading a record carrier with two types of information areas
SE445960B (sv) Uppteckningsberare innehallande information i en optiskt lesbar informationsstruktur samt apparat for avlesning av uppteckningsberaren
EP0219170B1 (en) Apparatus for reading and/or recording a trackwise arranged optical information structure
US4562564A (en) Process and optical device for generating signals controlling the position of a scanning spot of the tracks of a data carrier
EP0216341B1 (en) Tracking system for optical disc memory
EP0545133B1 (en) Optical pickup device and focusing servo device employed therein
EP0070408B1 (en) Optical signal reproducing system
JPS6297141A (ja) 光学走査装置
EP0321039A1 (en) Optical scanning unit and an optical read and/or write apparatus comprising such a unit
JPS63146225A (ja) 記録担体読取装置
SE451224B (sv) Optisk lesbar skivformad uppteckningsberare, samt apparat for avlesning av nemnda uppteckningsberare
NL8104239A (nl) Spoorvolgbesturingsinrichting voor een met optische uitlezing werkend informatieregistratiestelsel.
US5210730A (en) Tracking error detecting apparatus for use in multibeam optical disk device
US5774432A (en) Focussing system and methods for multi- track optical disk apparatus
JPS62229548A (ja) 光ディスク装置および光ディスク
SE453543B (sv) Uppteckningsberare med en optiskt lesbar informationsstruktur och apparat for avlesning av uppteckningsberaren
US6407973B1 (en) Device for scanning an optical record carrier having at least two information layers
US4550394A (en) System for optically recording information
US4843603A (en) Concentric photodetector arrangement for focusing and tracking
EP0324949B1 (en) Tracking system for optical disc memory
KR100312803B1 (ko) 광헤드장치
KR100213093B1 (ko) 광디스크에서 트래킹 에러 검출방법
KR20040028730A (ko) 광학 픽업 장치, 광 디스크 장치 및 그 트래킹 제어 방법
JPH0210489B2 (es)

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 8106133-5

Effective date: 19920510

Format of ref document f/p: F