ES8305143A1 - "un aparato para inscribir y-p leer un portador de registro". - Google Patents

"un aparato para inscribir y-p leer un portador de registro".

Info

Publication number
ES8305143A1
ES8305143A1 ES513419A ES513419A ES8305143A1 ES 8305143 A1 ES8305143 A1 ES 8305143A1 ES 513419 A ES513419 A ES 513419A ES 513419 A ES513419 A ES 513419A ES 8305143 A1 ES8305143 A1 ES 8305143A1
Authority
ES
Spain
Prior art keywords
signal
record carrier
difference
synchronous detection
inscribing
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
ES513419A
Other languages
English (en)
Other versions
ES513419A0 (es
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
Publication of ES513419A0 publication Critical patent/ES513419A0/es
Publication of ES8305143A1 publication Critical patent/ES8305143A1/es
Expired legal-status Critical Current

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
    • G11B7/08—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
    • G11B7/0941—Methods and circuits for servo gain or phase compensation during operation
    • 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

Landscapes

  • Optical Recording Or Reproduction (AREA)

Abstract

APARATO GRABADOR Y LECTOR. EL SOPORTE DE REGISTRO COMPRENDE UN SUSTRATO EN FORMA DE DISCO, CON UNA CAPA SENSIBLE A LA RADIACION, Y QUE DISPONE DE UN TRAZADO DE PISTAS PREFORMADO. EL APARATO INCLUYE: UN SISTEMA OPTICO PARA PROYECTAR UN HAZ LUMINOSO SOBRE LAS ZONAS DE INFORMACION DEL SOPORTE; UN DETECTOR DE LA INFORMACION QUE ES REFLEJADA O TRANSMITIDA POR LAS ZONAS DE REGISTRO, DIVIDIDO EN DOS MITADES A LO LARGO DE UNA LINEA CORRESPONDIENTE A LA DIRECCION DE LA PISTA; Y UN CIRCUITO DE LECTURA PARA EXTRAER UNA SEÑAL DE INFORMACION DE LECTURA DE LA RADIACION DETECTADA.
ES513419A 1981-06-29 1982-06-25 "un aparato para inscribir y-p leer un portador de registro". Expired ES8305143A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8103117A NL8103117A (nl) 1981-06-29 1981-06-29 Inrichting voor het beschrijven en/of uitlezen van een registratiedrager.

Publications (2)

Publication Number Publication Date
ES513419A0 ES513419A0 (es) 1983-03-16
ES8305143A1 true ES8305143A1 (es) 1983-03-16

Family

ID=19837708

Family Applications (1)

Application Number Title Priority Date Filing Date
ES513419A Expired ES8305143A1 (es) 1981-06-29 1982-06-25 "un aparato para inscribir y-p leer un portador de registro".

Country Status (9)

Country Link
US (1) US4807214A (es)
EP (1) EP0068548B1 (es)
JP (1) JPS586535A (es)
AT (1) AT373425B (es)
AU (1) AU8533382A (es)
CA (1) CA1193722A (es)
DE (1) DE3277260D1 (es)
ES (1) ES8305143A1 (es)
NL (1) NL8103117A (es)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8300291A (nl) * 1983-01-27 1984-08-16 Philips Nv Inrichting voor het uitlezen van een optische registratiedrager.
JPS59191144A (ja) * 1983-04-14 1984-10-30 Sony Corp 光ピツクアツプのトラツキングサ−ボ回路
ATE84631T1 (de) * 1985-07-30 1993-01-15 Philips Nv Generatorkreis fuer spursignal und aufzeichnungstraeger dafuer.
US4959823A (en) * 1985-07-30 1990-09-25 Laser Magnetic Storage International Company Tracking and seeking system for use with an optical record carrier having a wobbled track format
US4879707A (en) * 1985-07-30 1989-11-07 Laser Magnetic Storage International Company Optical disk tracking and seeking systems specific track formats using discontinuities
US4879708A (en) * 1985-07-30 1989-11-07 Laser Magnetic Storage International Company Optical disk tracking and seeking systems specific track formats using wobbled pits
JPH0640392B2 (ja) * 1986-08-29 1994-05-25 三菱電機株式会社 光学式情報記録再生装置の集光スポツト位置検出装置
US5258968A (en) * 1986-12-11 1993-11-02 Pioneer Electronic Corporation Tracking error signal generating device for preventing offset of the generated tracking error signal
JP2602019B2 (ja) * 1987-03-12 1997-04-23 富士通株式会社 光デイスク装置
JP2911449B2 (ja) * 1987-10-29 1999-06-23 パイオニア株式会社 光学式情報読取装置
JPH073692B2 (ja) * 1987-12-02 1995-01-18 株式会社日立製作所 光ディスク装置におけるトラッキング制御回路
US5031166A (en) * 1988-01-25 1991-07-09 Laser Magnetic Storage International Company Optical disk tracking and seeking systems and specific track formats using discontinuities and circuitry therefor
US4958245A (en) * 1988-04-07 1990-09-18 Insite Peripherals, Inc. Apparatus and method for optical servo control with media having information storage and servo control regions of different reflectivities
JP2984004B2 (ja) * 1989-08-28 1999-11-29 ソニー株式会社 カッテングマシン
US5235587A (en) * 1989-09-29 1993-08-10 The Regents Of The University Of California Optical data storage apparatus and method
EP0508522A3 (en) * 1991-04-08 1993-03-03 N.V. Philips' Gloeilampenfabrieken Optical recording and/or reading apparatus
KR950010418B1 (ko) * 1991-08-28 1995-09-16 미쯔비시덴끼 가부시끼가이샤 광기록재생장치
JP3581475B2 (ja) * 1995-02-13 2004-10-27 キヤノン株式会社 情報処理装置
US5809006A (en) * 1996-05-31 1998-09-15 Cagent Technologies, Inc. Optical disk with copy protection, and apparatus and method for recording and reproducing same
US7701836B2 (en) * 2001-11-27 2010-04-20 Hewlett-Packard Development Company, L.P. Re-writable optical disk having reference clock information permanently formed on the disk
US6272103B1 (en) * 1998-10-28 2001-08-07 Hewlett-Packard Co Signal attenuation using a filter-limiter connection with a threshold setting network
US6674705B1 (en) * 2000-06-01 2004-01-06 Hewlett-Packard Company, L.P. Low cost detection of wobble inversions using a bandpass tuned circuit
EP1388850A1 (en) * 2002-08-06 2004-02-11 Deutsche Thomson-Brandt GmbH Method for detecting a wobble signal

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5415727B2 (es) * 1973-02-02 1979-06-16
US3931460A (en) * 1974-02-04 1976-01-06 Zenith Radio Corporation Video disc with multiturn undulating storage track
GB1577133A (en) * 1976-03-19 1980-10-22 Rca Corp Video information record and playback apparatus
JPS583297B2 (ja) * 1978-06-09 1983-01-20 株式会社日立製作所 情報記録再生方法，その装置およびその記録媒体
NL7811003A (nl) * 1978-11-06 1980-05-08 Philips Nv Schijfvormige, optisch uitleesbare registratiedrager, als opslagmedium voor data-informatie.
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.
NL8000122A (nl) * 1980-01-09 1981-08-03 Philips Nv Schijfvormige, optisch uitleesbare registratiedrager als opslagmedium voor datainformatie, inrichting voor het vervaardigen van zo'n registratiedrager, inrichting voor het optekenen en/of weergeven van datainformatie in c.q. van zo'n registratiedrager.
NL8000124A (nl) * 1980-01-09 1981-08-03 Philips Nv Inrichting voor het weergeven van digitaal gecodeerde informatie die op een optisch uitleesbare schijfvormige registratiedrager is aangebracht.
NL8000123A (nl) * 1980-01-09 1981-08-03 Philips Nv Inrichting voor het schrijven van digitale informatie in een schijfvormige optisch uitleesbare registratiedrager.
JPS5720928A (en) * 1980-07-09 1982-02-03 Toshiba Corp Optical disk reproduction system
NL8006306A (nl) * 1980-11-19 1982-06-16 Philips Nv Schijfvormige, optische uitleesbare registratiedrager als opslagmedium voor datainformatie, inrichting voor het vervaardigen van zo'n registratiedrager en inrichting voor het optekenen van datainformatie in zo'n registratiedrager.
NL8102621A (nl) * 1981-05-29 1982-12-16 Philips Nv Inrichting voor het beschrijven en/of uitlezen van een registratiedrager.

Also Published As

Publication number Publication date
ES513419A0 (es) 1983-03-16
DE3277260D1 (en) 1987-10-15
ATA249982A (de) 1983-05-15
NL8103117A (nl) 1983-01-17
AT373425B (de) 1984-01-25
EP0068548A2 (en) 1983-01-05
AU8533382A (en) 1983-01-06
US4807214A (en) 1989-02-21
CA1193722A (en) 1985-09-17
EP0068548B1 (en) 1987-09-09
EP0068548A3 (en) 1984-12-27
JPH0323978B2 (es) 1991-04-02
JPS586535A (ja) 1983-01-14

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