CA1082356A - Record carrier with an optically readable trackwise- arranged information structure and apparatus for the read-out thereof - Google Patents

Record carrier with an optically readable trackwise- arranged information structure and apparatus for the read-out thereof

Info

Publication number
CA1082356A
CA1082356A CA259,653A CA259653A CA1082356A CA 1082356 A CA1082356 A CA 1082356A CA 259653 A CA259653 A CA 259653A CA 1082356 A CA1082356 A CA 1082356A
Authority
CA
Canada
Prior art keywords
address
tracks
read
track
spot
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
Application number
CA259,653A
Other languages
English (en)
French (fr)
Inventor
Peter J. M. Janssen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA1082356A publication Critical patent/CA1082356A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
CA259,653A 1975-08-26 1976-08-23 Record carrier with an optically readable trackwise- arranged information structure and apparatus for the read-out thereof Expired CA1082356A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7510035A NL7510035A (nl) 1975-08-26 1975-08-26 Registratiedrager met een optisch uitleesbare, langs sporen gerangschikte, informatiestruktuur en inrichting voor het uitlezen daarvan.
NL7510035 1975-08-26

Publications (1)

Publication Number Publication Date
CA1082356A true CA1082356A (en) 1980-07-22

Family

ID=19824353

Family Applications (1)

Application Number Title Priority Date Filing Date
CA259,653A Expired CA1082356A (en) 1975-08-26 1976-08-23 Record carrier with an optically readable trackwise- arranged information structure and apparatus for the read-out thereof

Country Status (17)

Country Link
JP (1) JPS5228303A (no)
AT (1) AT351819B (no)
AU (1) AU505280B2 (no)
BE (1) BE845468A (no)
CA (1) CA1082356A (no)
CH (1) CH612781A5 (no)
DE (1) DE2636464C2 (no)
DK (1) DK378976A (no)
ES (1) ES450938A1 (no)
FR (1) FR2322418A1 (no)
GB (1) GB1516285A (no)
IT (1) IT1071416B (no)
NL (1) NL7510035A (no)
NO (1) NO762892L (no)
NZ (1) NZ181831A (no)
SE (1) SE424235B (no)
ZA (1) ZA764771B (no)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4122551A (en) * 1977-04-08 1978-10-24 Xerox Corporation Optical data storage and retrieval system
FR2396379A1 (fr) * 1977-07-01 1979-01-26 Thomson Brandt Lecteur optique de disque d'information muni d'un dispositif d'acces automatique aux informations
NL7811003A (nl) * 1978-11-06 1980-05-08 Philips Nv Schijfvormige, optisch uitleesbare registratiedrager, als opslagmedium voor data-informatie.
US4484319A (en) * 1980-09-19 1984-11-20 Matsushita Electric Industrial Co., Ltd. Apparatus for locating a track on disc-like optical information carriers
JPS57105828A (en) * 1980-12-19 1982-07-01 Matsushita Electric Ind Co Ltd Optical disk recording and reproducing system
US4805162A (en) * 1982-11-01 1989-02-14 Storage Technology Partners Ii Fine and coarse servo system for access and tracking on an optical disk
JPH0719377B2 (ja) * 1982-11-01 1995-03-06 スタッフ・テクノロジー・パートナーズ・トウー 光ディスクのアクセス―トラッキング用微動―粗動サーボシステム
NL8503411A (nl) * 1985-12-11 1987-07-01 Philips Nv Inrichting voor het bepalen van een centreringsfout van een ronde spoorvormige informatiestruktuur in een optische registratiedrager ten opzichte van de draaiingsas van een draaitafel waarop de registratiedrager is aangebracht, alsmede een apparaat voorzien van een dergelijke inrichting en een registratiedrager geschikt voor gebruik in deze inrichting.
NL8600934A (nl) * 1986-04-14 1987-11-02 Optical Storage Int Optische registratiedrager en inrichting voor het uitlezen van de registratiedrager.
US4945476A (en) * 1988-02-26 1990-07-31 Elsevier Science Publishing Company, Inc. Interactive system and method for creating and editing a knowledge base for use as a computerized aid to the cognitive process of diagnosis
DE69230168T2 (de) * 1991-12-02 2000-04-20 Koninkl Philips Electronics Nv Geschlossenes Informationssystem mit Kopierschutz

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2037800A1 (de) * 1970-07-30 1972-02-03 Wittmoser Schall oder Bildplatte
NL7314267A (nl) * 1973-10-17 1975-04-21 Philips Nv Registratiedrager waarop informatie is aangebracht in een optisch uitleesbare struktuur.
NL7401858A (nl) * 1974-02-12 1975-08-14 Philips Nv Registratiedrager waarop informatie is aange- t in een optisch uitleesbare struktuur.

Also Published As

Publication number Publication date
FR2322418A1 (fr) 1977-03-25
DK378976A (da) 1977-02-27
AT351819B (de) 1979-08-10
NZ181831A (en) 1980-09-12
CH612781A5 (en) 1979-08-15
AU505280B2 (en) 1979-11-15
BE845468A (fr) 1977-02-24
GB1516285A (en) 1978-07-05
DE2636464C2 (de) 1984-04-05
ES450938A1 (es) 1977-12-01
IT1071416B (it) 1985-04-10
DE2636464A1 (de) 1977-03-03
ATA626776A (de) 1979-01-15
SE7609291L (sv) 1977-02-27
SE424235B (sv) 1982-07-05
JPS5228303A (en) 1977-03-03
NL7510035A (nl) 1977-03-01
ZA764771B (en) 1978-03-29
NO762892L (no) 1977-03-01
FR2322418B1 (no) 1981-09-25
AU1708076A (en) 1978-03-02

Similar Documents

Publication Publication Date Title
US4870508A (en) Record carrier body with an optical servo track and optical apparatus for writing and reading information from the carrier
US4856108A (en) Optical arrangement and a reading apparatus including detection of data elements diffractive along entire extent
US4507763A (en) Optical information recording and/or reproducing apparatus and optical record medium for use in such apparatus
US3876842A (en) Apparatus for reading a flat record carrier
US4532522A (en) Optical recording apparatus
CA1082356A (en) Record carrier with an optically readable trackwise- arranged information structure and apparatus for the read-out thereof
US3992574A (en) Opto-electronic system for determining a deviation between the actual position of a radiation-reflecting plane in an optical imaging system and the desired position of said plane
JPS5826334A (ja) トラックに沿つた情報の光記録再生装置
US5068846A (en) Reflective optical record carrier
GB1533888A (en) Apparatus for reading records optically
US5359591A (en) Optical disc having information pits in form of plurality of fragments arranged in symmetrical pattern
EP0554092B1 (en) An optical information recording and reproducing device
US5198916A (en) Optical pickup
US5450387A (en) Optical pickup apparatus for phase changing optical disk
US4499574A (en) Record carrier with an optically readable information structure
US5331626A (en) Recording medium and information recording and reproducing apparatus therefor
US4839882A (en) Record carrier with an optically readable trackwise-arranged information structure
US3956582A (en) Apparatus for reading a record carrier on which information is recorded in at least one track
US5260930A (en) Optical information recording medium and reproducing apparatus for reproducing information from the medium
EP0552887B1 (en) Recording medium and information recording and reproducing apparatus therefor
JPS6155047B2 (no)
JPS6161236A (ja) 光学式デイスク再生装置
KR920001455A (ko) 광 헤드
JPH0534731B2 (no)
US5838651A (en) Optical read-out head capable of improved read-out of media with different pit heights

Legal Events

Date Code Title Description
MKEX Expiry