NL8900340A - Inrichting voor het weergeven van een elektrisch signaal. - Google Patents

Inrichting voor het weergeven van een elektrisch signaal. Download PDF

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Publication number
NL8900340A
NL8900340A NL8900340A NL8900340A NL8900340A NL 8900340 A NL8900340 A NL 8900340A NL 8900340 A NL8900340 A NL 8900340A NL 8900340 A NL8900340 A NL 8900340A NL 8900340 A NL8900340 A NL 8900340A
Authority
NL
Netherlands
Prior art keywords
coupled
signal
output
input
inputs
Prior art date
Application number
NL8900340A
Other languages
English (en)
Dutch (nl)
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
Priority to NL8900340A priority Critical patent/NL8900340A/nl
Priority to US07/468,517 priority patent/US5083227A/en
Priority to DE69012849T priority patent/DE69012849T2/de
Priority to EP90200267A priority patent/EP0383377B1/de
Priority to AT90200267T priority patent/ATE112407T1/de
Priority to KR1019900001564A priority patent/KR0161680B1/ko
Priority to JP2029731A priority patent/JP2860410B2/ja
Publication of NL8900340A publication Critical patent/NL8900340A/nl

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/584—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head 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 on tapes
    • G11B5/588—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head 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 on tapes by controlling the position of the rotating heads
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/463—Controlling, regulating, or indicating speed by using pilot tracking tones embedded in binary coded signals, e.g. using DSV/CDS values of coded signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
    • G11B15/4673—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating
    • G11B15/4675—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
    • G11B21/103—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following on tapes
    • 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
    • G11B7/0946—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 specially adapted for operation during external perturbations not related to the carrier or servo beam, e.g. vibration

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Dry Shavers And Clippers (AREA)
  • Communication Cables (AREA)
NL8900340A 1989-02-13 1989-02-13 Inrichting voor het weergeven van een elektrisch signaal. NL8900340A (nl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL8900340A NL8900340A (nl) 1989-02-13 1989-02-13 Inrichting voor het weergeven van een elektrisch signaal.
US07/468,517 US5083227A (en) 1989-02-13 1990-01-23 Arrangement for reproducing an electric signal
DE69012849T DE69012849T2 (de) 1989-02-13 1990-02-07 Anordnung zur Wiedergabe eines elektrischen Signals.
EP90200267A EP0383377B1 (de) 1989-02-13 1990-02-07 Anordnung zur Wiedergabe eines elektrischen Signals
AT90200267T ATE112407T1 (de) 1989-02-13 1990-02-07 Anordnung zur wiedergabe eines elektrischen signals.
KR1019900001564A KR0161680B1 (ko) 1989-02-13 1990-02-09 전기 신호 재생 장치
JP2029731A JP2860410B2 (ja) 1989-02-13 1990-02-13 電気信号再生用装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8900340 1989-02-13
NL8900340A NL8900340A (nl) 1989-02-13 1989-02-13 Inrichting voor het weergeven van een elektrisch signaal.

Publications (1)

Publication Number Publication Date
NL8900340A true NL8900340A (nl) 1990-09-03

Family

ID=19854117

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8900340A NL8900340A (nl) 1989-02-13 1989-02-13 Inrichting voor het weergeven van een elektrisch signaal.

Country Status (7)

Country Link
US (1) US5083227A (de)
EP (1) EP0383377B1 (de)
JP (1) JP2860410B2 (de)
KR (1) KR0161680B1 (de)
AT (1) ATE112407T1 (de)
DE (1) DE69012849T2 (de)
NL (1) NL8900340A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5289323A (en) * 1992-02-14 1994-02-22 Datatape Incorporated Autotracking for a helical scan magnetic tape recorder

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7801318A (nl) * 1978-02-06 1979-08-08 Philips Nv Werkwijze voor het regelen van de positie van een schrijf-leeskop en inrichting voor het uitvoeren van de werkwijze.
GB2064830A (en) * 1979-11-28 1981-06-17 Rca Corp Transducer head tracking in prerecorded medium replay unit
US4498129A (en) * 1981-07-02 1985-02-05 Irwin Magnetic Systems, Inc. Method and apparatus for normalizing servo-positioning signals
US4868692A (en) * 1987-03-31 1989-09-19 Matsushita Electric Industrial Co., Ltd. Tracking error signal forming circuit

Also Published As

Publication number Publication date
ATE112407T1 (de) 1994-10-15
DE69012849T2 (de) 1995-05-04
EP0383377B1 (de) 1994-09-28
JPH02240816A (ja) 1990-09-25
US5083227A (en) 1992-01-21
JP2860410B2 (ja) 1999-02-24
EP0383377A1 (de) 1990-08-22
KR900013498A (ko) 1990-09-05
DE69012849D1 (de) 1994-11-03
KR0161680B1 (ko) 1998-12-15

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Legal Events

Date Code Title Description
A1B A search report has been drawn up
BV The patent application has lapsed