DE3750528T2 - Lageempfindlicher, elektronisch einstellbarer Strahlungsdetektor, Detektionssystem von Fokusfehlern mit diesem Detektor und optische Lese- und/oder Schreibanordnung mit diesem System. - Google Patents

Lageempfindlicher, elektronisch einstellbarer Strahlungsdetektor, Detektionssystem von Fokusfehlern mit diesem Detektor und optische Lese- und/oder Schreibanordnung mit diesem System.

Info

Publication number
DE3750528T2
DE3750528T2 DE3750528T DE3750528T DE3750528T2 DE 3750528 T2 DE3750528 T2 DE 3750528T2 DE 3750528 T DE3750528 T DE 3750528T DE 3750528 T DE3750528 T DE 3750528T DE 3750528 T2 DE3750528 T2 DE 3750528T2
Authority
DE
Germany
Prior art keywords
detector
sensitive
optical reading
detection system
electronically adjustable
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 - Fee Related
Application number
DE3750528T
Other languages
English (en)
Other versions
DE3750528D1 (de
Inventor
Willem Gerard Opheij
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 DE3750528D1 publication Critical patent/DE3750528D1/de
Publication of DE3750528T2 publication Critical patent/DE3750528T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1359—Single prisms
    • 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
    • G11B7/0916—Foucault or knife-edge methods
    • 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
    • G11B7/094—Methods and circuits for servo offset compensation
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/13—Optical detectors therefor
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/13—Optical detectors therefor
    • G11B7/133—Shape of individual detector elements
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1381—Non-lens elements for altering the properties of the beam, e.g. knife edges, slits, filters or stops
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • H01L27/14—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation
    • H01L27/144—Devices controlled by radiation
    • H01L27/1443—Devices controlled by radiation with at least one potential jump or surface barrier
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/02—Details
    • H01L31/02016—Circuit arrangements of general character for the devices
    • H01L31/02019—Circuit arrangements of general character for the devices for devices characterised by at least one potential jump barrier or surface barrier
    • H01L31/02024—Position sensitive and lateral effect photodetectors; Quadrant photodiodes
    • 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
    • G11B7/0909—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 by astigmatic methods

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
  • Measurement Of Radiation (AREA)
  • Light Receiving Elements (AREA)
  • Automatic Focus Adjustment (AREA)
DE3750528T 1986-07-02 1987-06-23 Lageempfindlicher, elektronisch einstellbarer Strahlungsdetektor, Detektionssystem von Fokusfehlern mit diesem Detektor und optische Lese- und/oder Schreibanordnung mit diesem System. Expired - Fee Related DE3750528T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8601719A NL8601719A (nl) 1986-07-02 1986-07-02 Electronisch instelbare positiegevoelige stralingsdetector, focusfoutdetectiestelsel voorzien van een dergelijke stralingsdetector, en optische lees- en/of schrijfinrichting voorzien van een dergelijk focusfoutdetectiestelsel.

Publications (2)

Publication Number Publication Date
DE3750528D1 DE3750528D1 (de) 1994-10-20
DE3750528T2 true DE3750528T2 (de) 1995-04-06

Family

ID=19848253

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3750528T Expired - Fee Related DE3750528T2 (de) 1986-07-02 1987-06-23 Lageempfindlicher, elektronisch einstellbarer Strahlungsdetektor, Detektionssystem von Fokusfehlern mit diesem Detektor und optische Lese- und/oder Schreibanordnung mit diesem System.

Country Status (8)

Country Link
US (1) US4810871A (de)
EP (1) EP0251402B1 (de)
JP (1) JPS6328077A (de)
KR (1) KR880002279A (de)
CN (1) CN1013721B (de)
CA (1) CA1273717A (de)
DE (1) DE3750528T2 (de)
NL (1) NL8601719A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10019789B4 (de) * 1999-04-22 2005-11-17 Electronic Systems S.P.A. Vorrichtung und Verfahren zum Messen der Dicke von Folienmaterial während des Vorschubs

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4916306A (en) * 1988-07-14 1990-04-10 Tektronix Device for detecting spatial variation in the intensity of electromagnetic radiation
US4928003A (en) * 1988-07-15 1990-05-22 Tektronix, Inc. Charge-coupled device for detecting spatial variation in the intensity of electromagnetic radiation
JPH0648575Y2 (ja) * 1988-09-13 1994-12-12 パイオニア株式会社 光検出器
NL8901400A (nl) * 1989-06-02 1991-01-02 Philips Nv Halfgeleiderinrichting met een stralingsgevoelig element.
NL8901629A (nl) * 1989-06-28 1991-01-16 Philips Nv Stralingsgevoelige halfgeleiderinrichting en uitlees- of schrijfeenheid bevattende een dergelijke stralingsgevoelige halfgeleiderinrichting.
JPH04195938A (ja) * 1990-11-28 1992-07-15 Olympus Optical Co Ltd 光学的情報記録再生装置
US5530543A (en) * 1994-07-06 1996-06-25 Optra, Inc. Detector array for use in interferometric metrology systems
KR100432660B1 (ko) * 2001-08-17 2004-05-22 삼성전기주식회사 광픽업 장치
US20030034540A1 (en) * 2001-08-20 2003-02-20 Em Microelectronic-Marin Sa Photodetector, photodetecting device and method for controlling the sensitivity profile of a photodetector
DE102006013460B3 (de) * 2006-03-23 2007-11-08 Prüftechnik Dieter Busch AG Photodetektoranordnung, Messanordnung mit einer Photodetektoranordnung und Verfahren zum Betrieb einer Messanordnung
DE102006013461B3 (de) * 2006-03-23 2007-11-15 Prüftechnik Dieter Busch AG Photodetektoranordnung, Messanordnung mit einer Photodetektoranordnung und Verfahren zum Betrieb einer Messanordnung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3742223A (en) * 1970-05-25 1973-06-26 Mc Donnell Douglas Corp Wide angle lateral photo-detector means
US3704376A (en) * 1971-05-24 1972-11-28 Inventors & Investors Inc Photo-electric junction field-effect sensors
US3870887A (en) * 1973-10-10 1975-03-11 Mc Donnell Douglas Corp Optical image position indicator means using time and phase delay sensing
NL7703077A (nl) * 1977-03-22 1978-09-26 Philips Nv Inrichting voor het uitlezen van een stralings- reflekterende registratiedrager.
JPS6038771B2 (ja) * 1978-06-19 1985-09-03 パイオニア株式会社 光学式情報読取装置のサ−ボ装置
NL8003906A (nl) * 1980-07-07 1982-02-01 Philips Nv Stralingsgevoelige halfgeleiderinrichting.
US4366377A (en) * 1980-09-29 1982-12-28 Mcdonnell Douglas Corporation Dual sensitivity optical sensor
NL187374C (nl) * 1981-07-10 1991-09-02 Philips Nv Inrichting voor het detecteren van straling.
NL8501489A (nl) * 1985-05-24 1986-12-16 Philips Nv Positie-gevoelige stralingsdetector.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10019789B4 (de) * 1999-04-22 2005-11-17 Electronic Systems S.P.A. Vorrichtung und Verfahren zum Messen der Dicke von Folienmaterial während des Vorschubs

Also Published As

Publication number Publication date
CN1013721B (zh) 1991-08-28
EP0251402A2 (de) 1988-01-07
EP0251402B1 (de) 1994-09-14
JPS6328077A (ja) 1988-02-05
NL8601719A (nl) 1988-02-01
CN87104584A (zh) 1988-01-13
EP0251402A3 (en) 1988-03-30
KR880002279A (ko) 1988-04-30
US4810871A (en) 1989-03-07
CA1273717A (en) 1990-09-04
DE3750528D1 (de) 1994-10-20

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee