AR206009A1 - Portador de grabacion sobre el cual esta almacenada informacion en una estructura opticamente legible - Google Patents

Portador de grabacion sobre el cual esta almacenada informacion en una estructura opticamente legible

Info

Publication number
AR206009A1
AR206009A1 AR257555A AR25755575A AR206009A1 AR 206009 A1 AR206009 A1 AR 206009A1 AR 257555 A AR257555 A AR 257555A AR 25755575 A AR25755575 A AR 25755575A AR 206009 A1 AR206009 A1 AR 206009A1
Authority
AR
Argentina
Prior art keywords
stored
information
recording carrier
optically readable
readable structure
Prior art date
Application number
AR257555A
Other languages
English (en)
Spanish (es)
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
Application granted granted Critical
Publication of AR206009A1 publication Critical patent/AR206009A1/es

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
    • G11B7/007—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
    • 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
    • G11B7/0908—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 focusing only
    • 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
    • G11B7/0908—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 focusing only
    • G11B7/0917—Focus-error methods other than those covered by G11B7/0909 - G11B7/0916
    • 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
AR257555A 1974-02-14 1975-01-01 Portador de grabacion sobre el cual esta almacenada informacion en una estructura opticamente legible AR206009A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7402012A NL7402012A (nl) 1974-02-14 1974-02-14 Registratiedrager waarop informatie is aange- bracht in een optisch uitleesbare struktuur.

Publications (1)

Publication Number Publication Date
AR206009A1 true AR206009A1 (es) 1976-06-23

Family

ID=19820749

Family Applications (1)

Application Number Title Priority Date Filing Date
AR257555A AR206009A1 (es) 1974-02-14 1975-01-01 Portador de grabacion sobre el cual esta almacenada informacion en una estructura opticamente legible

Country Status (20)

Country Link
US (1) US3999008A (fr)
JP (1) JPS50125621A (fr)
AR (1) AR206009A1 (fr)
AT (1) AT340489B (fr)
AU (1) AU500000B2 (fr)
BE (1) BE825463A (fr)
BR (1) BR7500795A (fr)
CA (1) CA1047642A (fr)
CH (2) CH600477A5 (fr)
DE (1) DE2503935C2 (fr)
DK (1) DK137875B (fr)
ES (2) ES434652A1 (fr)
FR (1) FR2261671B1 (fr)
GB (1) GB1508881A (fr)
IT (1) IT1031646B (fr)
NL (1) NL7402012A (fr)
NO (1) NO750439L (fr)
PL (1) PL109359B1 (fr)
SE (1) SE7501472L (fr)
ZA (1) ZA75132B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7600479A (nl) * 1976-01-19 1977-07-21 Philips Nv Automatisch optisch focusseersysteem.
NL7608561A (nl) * 1976-08-02 1978-02-06 Philips Nv Optische uitleeseenheid voor het aftasten van een registratiedrager voorzien van een stra- lingsreflekterende informatiestruktuur.
NL187413C (nl) * 1978-03-16 1991-09-16 Philips Nv Registratiedragerlichaam, ingeschreven registratiedrager, werkwijze voor het inschrijven van het registratiedragerlichaam en inrichting voor het uitvoeren van de werkwijze en voor het uitlezen van een ingeschreven registratiedrager.
US4189746A (en) * 1978-03-23 1980-02-19 Rca Corporation Method and apparatus for determining focus conditions
NL8000121A (nl) * 1980-01-09 1981-08-03 Philips Nv Schijfvormige, optische uitleesbare registratiedrager als opslagmedium voor datainformatie, inrichting voor het vervaardigen van zo'n registratiedrager, inrichting voor het optekenen van datainformatie in zo'n registratiedrager en inrichting voor het uitlezen van zo'n registratiedrager.
JPS57186237A (en) * 1981-05-12 1982-11-16 Pioneer Video Corp Crosstalk eliminating device for recorded information reproducing device
US4402061A (en) * 1981-10-15 1983-08-30 Burroughs Corporation Preformatted optical media for use in an optical memory system
AU3836385A (en) * 1984-01-30 1985-08-09 Array Technology Inc. Optical data storage and readout apparatus
JPS60234232A (ja) * 1984-05-07 1985-11-20 Matsushita Electric Ind Co Ltd 光デイスクおよびそのトラツキング方法
JP2641421B2 (ja) * 1985-03-22 1997-08-13 株式会社日立製作所 光学的検出方法、光学的情報再生装置、及び信号検出回路
US5268564A (en) 1990-08-03 1993-12-07 Symbol Technologies, Inc. Bar code scanner actuated by detection of scanner motion
US5289407A (en) * 1991-07-22 1994-02-22 Cornell Research Foundation, Inc. Method for three dimensional optical data storage and retrieval
US5251198A (en) * 1992-05-29 1993-10-05 Strickler James H Reading device for multi-layered optical information carrier
US5502576A (en) * 1992-08-24 1996-03-26 Ramsay International Corporation Method and apparatus for the transmission, storage, and retrieval of documents in an electronic domain
CN1041546C (zh) * 1994-05-16 1999-01-06 霍夫曼·霍夫曼·森德根·保利公司 斜盘机
US5995481A (en) * 1995-09-12 1999-11-30 Wea Manufacturing Inc. Light-readable recording disc utilizing half-wavelength pits or bumps and system for reading such discs

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126535A (en) * 1961-12-27 1964-03-24 Transducer positioning system
US3371154A (en) * 1963-12-26 1968-02-27 Minnesota Mining & Mfg Audio-video disk recording system with crosstalk prevention
US3673412A (en) * 1970-03-02 1972-06-27 Trw Inc Radiant energy beam scanning method and apparatus
US3663764A (en) * 1970-04-06 1972-05-16 Ampex Automatic tracking circuit for transverse scan magnetic tape transport
NL172202C (nl) * 1971-03-11 1983-07-18 Philips Nv Inrichting voor het uitlezen van een plaatvormige informatiedrager bevattende in optische vorm gecodeerde beeld- en/of geluidssignalen.
DE2133130B2 (de) * 1971-07-03 1973-12-06 Ted Bildplatten Ag Aeg-Telefunkenteldec, Zug (Schweiz) System zur gleichzeitigen Wie dergabe zweier unabhängiger Signal verlaufe
US3829605A (en) * 1971-07-20 1974-08-13 Ted Bildplatten Carrier and method for recording a signal thereon
US3848095A (en) * 1972-12-20 1974-11-12 I O Metrics Corp Three dimensional electro-optical retrieval system
US3931460A (en) * 1974-02-04 1976-01-06 Zenith Radio Corporation Video disc with multiturn undulating storage track

Also Published As

Publication number Publication date
ES434652A1 (es) 1977-05-01
JPS50125621A (fr) 1975-10-02
ES453313A1 (es) 1977-11-16
ZA75132B (en) 1976-08-25
CA1047642A (fr) 1979-01-30
DE2503935A1 (de) 1975-08-28
SE7501472L (fr) 1975-08-15
NL7402012A (nl) 1975-08-18
AU7821375A (en) 1976-08-19
IT1031646B (it) 1979-05-10
PL109359B1 (en) 1980-05-31
CH595673A5 (fr) 1978-02-15
US3999008A (en) 1976-12-21
BR7500795A (pt) 1975-11-25
NO750439L (fr) 1975-08-15
AT340489B (de) 1977-12-12
AU500000B2 (en) 1979-05-10
GB1508881A (en) 1978-04-26
FR2261671A1 (fr) 1975-09-12
BE825463A (fr) 1975-08-12
CH600477A5 (fr) 1978-06-15
FR2261671B1 (fr) 1978-02-03
ATA101175A (de) 1977-04-15
DK137875B (da) 1978-05-22
DK137875C (fr) 1978-10-23
DE2503935C2 (de) 1983-02-17
DK49175A (fr) 1975-10-06

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