DK151657C - Fremgangsmaade og apparat til udlaesning og/eller indskrivning af information - Google Patents

Fremgangsmaade og apparat til udlaesning og/eller indskrivning af information

Info

Publication number
DK151657C
DK151657C DK533179A DK533179A DK151657C DK 151657 C DK151657 C DK 151657C DK 533179 A DK533179 A DK 533179A DK 533179 A DK533179 A DK 533179A DK 151657 C DK151657 C DK 151657C
Authority
DK
Denmark
Prior art keywords
reading
procedure
entering information
entering
information
Prior art date
Application number
DK533179A
Other languages
Danish (da)
English (en)
Other versions
DK151657B (da
DK533179A (da
Inventor
Hendrik Johannes Sanderson
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 DK533179A publication Critical patent/DK533179A/da
Publication of DK151657B publication Critical patent/DK151657B/da
Application granted granted Critical
Publication of DK151657C publication Critical patent/DK151657C/da

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48Disposition 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
    • G11B5/58Disposition 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
    • G11B5/584Disposition 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
    • G11B5/588Disposition 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
DK533179A 1978-12-19 1979-12-14 Fremgangsmaade og apparat til udlaesning og/eller indskrivning af information DK151657C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7812286A NL7812286A (nl) 1978-12-19 1978-12-19 Werkwijze voor het lezen en/of schrijven van informatie en een inrichting voor het uitvoeren van de werkwijze.
NL7812286 1978-12-19

Publications (3)

Publication Number Publication Date
DK533179A DK533179A (da) 1980-06-20
DK151657B DK151657B (da) 1987-12-21
DK151657C true DK151657C (da) 1988-06-06

Family

ID=19832089

Family Applications (1)

Application Number Title Priority Date Filing Date
DK533179A DK151657C (da) 1978-12-19 1979-12-14 Fremgangsmaade og apparat til udlaesning og/eller indskrivning af information

Country Status (16)

Country Link
US (1) US4309730A (fr)
JP (1) JPS5584029A (fr)
AT (1) AT365806B (fr)
AU (1) AU531734B2 (fr)
BE (1) BE880661A (fr)
CA (1) CA1150401A (fr)
CH (1) CH651692A5 (fr)
DE (1) DE2950607A1 (fr)
DK (1) DK151657C (fr)
ES (1) ES486965A1 (fr)
FR (1) FR2444989B1 (fr)
GB (1) GB2039098B (fr)
IT (1) IT1119986B (fr)
NL (1) NL7812286A (fr)
NZ (1) NZ192414A (fr)
SE (1) SE444871B (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5690419A (en) * 1979-12-21 1981-07-22 Matsushita Electric Ind Co Ltd Rotary head type magnetic picture recording and reproducing device
JPS5727421A (en) * 1980-07-23 1982-02-13 Sony Corp Track following device
JPS5746318A (en) * 1980-09-01 1982-03-16 Matsushita Electric Ind Co Ltd Tracking device
USRE32075E (en) * 1980-09-24 1986-01-28 Quantum Corporation Data transducer position control system for rotating disk data storage equipment
US4660106A (en) * 1980-09-24 1987-04-21 Quantum Corporation Data transducer position control system for rotating disk data storage equipment
JPS5783978A (en) * 1980-11-12 1982-05-26 Sony Corp Video signal recorder and reproducer
AT368822B (de) * 1981-03-25 1982-11-10 Philips Nv Wiedergabegeraet
US4447835A (en) * 1982-01-11 1984-05-08 Sony Corporation Method and apparatus for single frame recording on video tape
JPS58194162A (ja) * 1982-05-07 1983-11-12 Matsushita Electric Ind Co Ltd 回転ヘツド型磁気記録再生装置
JPS5940784A (ja) * 1982-08-31 1984-03-06 Sony Corp 映像再生装置
JPS59110062A (ja) * 1982-12-13 1984-06-25 Canon Inc 情報信号記録再生装置
US4628378A (en) * 1983-08-26 1986-12-09 Canon Kabushiki Kaisha Information signal recording and/or reproducing apparatus
JPS60140554A (ja) * 1983-12-28 1985-07-25 Canon Inc ビデオ信号再生装置
NL8801363A (nl) * 1988-05-27 1989-12-18 Philips Nv Inrichting voor het opnemen of weergeven van een elektrisch signaal.
US5808435A (en) * 1996-05-28 1998-09-15 Kmy Instruments Micropositioning device for disk head testing system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1067997A (fr) * 1974-07-15 1979-12-11 Jacob De Boer Servomecanisme de positionnement de tete de lecture
US4165523A (en) * 1976-03-19 1979-08-21 Ampex Corporation Automatic scan tracking using an additional sensing means on a bimorph
JPS5378716A (en) * 1976-12-23 1978-07-12 Sony Corp Magnetic picture recorder/reproducer
JPS5436709A (en) * 1977-08-26 1979-03-17 Sony Corp Position control circuit for rotary magnetic head
JPS5460522A (en) * 1977-10-24 1979-05-16 Sony Corp Reproducer
NL7808639A (nl) * 1978-08-22 1980-02-26 Philips Nv Werkwijze voor het positioneren van weergeefelementen en een inrichting voor het uitvoeren van de werkwijze.

Also Published As

Publication number Publication date
ATA801779A (de) 1981-06-15
DE2950607C2 (fr) 1989-06-08
CA1150401A (fr) 1983-07-19
DK151657B (da) 1987-12-21
DE2950607A1 (de) 1980-07-03
AT365806B (de) 1982-02-25
GB2039098A (en) 1980-07-30
AU5386079A (en) 1980-06-26
SE7910352L (sv) 1980-06-20
BE880661A (fr) 1980-06-17
JPS5584029A (en) 1980-06-24
IT1119986B (it) 1986-03-19
SE444871B (sv) 1986-05-12
DK533179A (da) 1980-06-20
NZ192414A (en) 1983-06-17
AU531734B2 (en) 1983-09-01
FR2444989B1 (fr) 1986-07-25
GB2039098B (en) 1983-02-16
US4309730A (en) 1982-01-05
NL7812286A (nl) 1980-06-23
ES486965A1 (es) 1980-05-16
CH651692A5 (de) 1985-09-30
JPS6319928B2 (fr) 1988-04-25
IT7969412A0 (it) 1979-12-14
FR2444989A1 (fr) 1980-07-18

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Legal Events

Date Code Title Description
PBP Patent lapsed