SE447175B - Apparat for lesning av information, innefattande en bandhastighetsstyrkrets - Google Patents

Apparat for lesning av information, innefattande en bandhastighetsstyrkrets

Info

Publication number
SE447175B
SE447175B SE8004553A SE8004553A SE447175B SE 447175 B SE447175 B SE 447175B SE 8004553 A SE8004553 A SE 8004553A SE 8004553 A SE8004553 A SE 8004553A SE 447175 B SE447175 B SE 447175B
Authority
SE
Sweden
Prior art keywords
signal
head
input
control circuit
speed control
Prior art date
Application number
SE8004553A
Other languages
English (en)
Swedish (sv)
Other versions
SE8004553L (sv
Inventor
Boer J De
H J Sanderson
F Sommer
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
Publication of SE8004553L publication Critical patent/SE8004553L/
Publication of SE447175B publication Critical patent/SE447175B/sv

Links

Classifications

    • 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

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
SE8004553A 1979-06-22 1980-06-19 Apparat for lesning av information, innefattande en bandhastighetsstyrkrets SE447175B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7904885A NL7904885A (nl) 1979-06-22 1979-06-22 Inrichting voor het uitlezen van informatie.

Publications (2)

Publication Number Publication Date
SE8004553L SE8004553L (sv) 1980-12-23
SE447175B true SE447175B (sv) 1986-10-27

Family

ID=19833402

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8004553A SE447175B (sv) 1979-06-22 1980-06-19 Apparat for lesning av information, innefattande en bandhastighetsstyrkrets

Country Status (21)

Country Link
US (1) US4364097A (de)
JP (1) JPS567260A (de)
AR (1) AR226699A1 (de)
AT (1) AT382487B (de)
AU (1) AU534997B2 (de)
BE (1) BE883945A (de)
BR (1) BR8003813A (de)
CA (1) CA1169553A (de)
CH (1) CH654430A5 (de)
DD (1) DD151526A5 (de)
DE (1) DE3022472A1 (de)
DK (1) DK150420C (de)
ES (1) ES8103427A1 (de)
FR (1) FR2460021B1 (de)
GB (1) GB2053528B (de)
IT (1) IT1131628B (de)
MX (1) MX147574A (de)
NL (1) NL7904885A (de)
NZ (1) NZ194091A (de)
SE (1) SE447175B (de)
ZA (1) ZA803192B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5727421A (en) * 1980-07-23 1982-02-13 Sony Corp Track following device
DE3267715D1 (en) * 1981-12-07 1986-01-09 Hitachi Ltd Method and apparatus for detecting track jumping point in magnetic recording and reproducing system
DE3270309D1 (en) * 1981-12-09 1986-05-07 Hitachi Ltd Magnetic recording system
JPS58150162A (ja) * 1982-03-03 1983-09-06 Hitachi Ltd 磁気記録再生装置
JPS59110062A (ja) * 1982-12-13 1984-06-25 Canon Inc 情報信号記録再生装置
US4594618A (en) * 1982-12-24 1986-06-10 Canon Kabushiki Kaisha Information reproducing apparatus
JPS59151348A (ja) * 1983-02-16 1984-08-29 Sanyo Electric Co Ltd 記録モ−ド判別回路
JPS59229735A (ja) * 1983-06-10 1984-12-24 Canon Inc 自動トラツキング装置
JPS60140554A (ja) * 1983-12-28 1985-07-25 Canon Inc ビデオ信号再生装置
US4647990A (en) * 1984-11-02 1987-03-03 Victor Company Of Japan, Ltd. Tracking control system
US4587581A (en) * 1985-01-07 1986-05-06 Datatape, Inc. Magnetic tape tracking control apparatus
JP2542070B2 (ja) * 1988-12-27 1996-10-09 株式会社日立製作所 磁気記録再生装置のトラツキング装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS515569B1 (de) * 1970-05-23 1976-02-20
US3803469A (en) * 1972-05-18 1974-04-09 Bosch Fernsehanlagen System for controlling speed of the tape drive in a tape recording and replaying apparatus
US3931639A (en) * 1974-07-12 1976-01-06 International Business Machines Corporation Transverse track location device with calibrated stepper motor
DE2530482C2 (de) * 1974-07-15 1984-11-15 N.V. Philips' Gloeilampenfabrieken, Eindhoven Servosystem für ein Videoaufzeichnungsgerät
US4104684A (en) * 1975-05-19 1978-08-01 Matsushita Electric Industrial Co., Ltd. Rotary head type magnetic video recording and reproducing system
JPS51138410A (en) * 1975-05-26 1976-11-30 Sony Corp Method of recording and reproducing signal
NL7600470A (nl) * 1976-01-17 1977-07-19 Philips Nv Servosysteem voor het sturen van de positie van een magneetkop ten opzichte van een te volgen spoor.
JPS6032258B2 (ja) * 1976-09-13 1985-07-26 ソニー株式会社 自動トラツキング制御装置
NL7702815A (nl) * 1977-03-16 1978-09-19 Philips Nv Werkwijze voor het regelen van de positie van een schrijf- respektievelijk leeskop en een inrichting voor het uitvoeren van de werkwijze.
AT353855B (de) * 1977-07-28 1979-12-10 Grundig Emv Anordnung zur exakten spurhaltung
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.

Also Published As

Publication number Publication date
NL7904885A (nl) 1980-12-24
GB2053528A (en) 1981-02-04
DE3022472A1 (de) 1981-01-15
DK150420C (da) 1987-07-13
GB2053528B (en) 1983-04-07
JPH0152823B2 (de) 1989-11-10
ZA803192B (en) 1982-01-27
DE3022472C2 (de) 1989-03-23
FR2460021A1 (fr) 1981-01-16
DK261880A (da) 1981-02-19
AR226699A1 (es) 1982-08-13
US4364097A (en) 1982-12-14
DK150420B (da) 1987-02-23
BR8003813A (pt) 1981-01-13
JPS567260A (en) 1981-01-24
IT8022917A0 (it) 1980-06-20
DD151526A5 (de) 1981-10-21
AU534997B2 (en) 1984-02-23
AT382487B (de) 1987-02-25
AU5942080A (en) 1981-01-08
NZ194091A (en) 1983-06-14
CH654430A5 (de) 1986-02-14
MX147574A (es) 1982-12-14
ATA323880A (de) 1986-07-15
CA1169553A (en) 1984-06-19
ES492623A0 (es) 1981-02-16
IT1131628B (it) 1986-06-25
FR2460021B1 (fr) 1987-01-23
SE8004553L (sv) 1980-12-23
ES8103427A1 (es) 1981-02-16
BE883945A (fr) 1980-12-22

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