NL193155C - Inrichting voor weergave van een volgens een registratiespoor op een registratiedrager opgenomen informatiesignaal. - Google Patents

Inrichting voor weergave van een volgens een registratiespoor op een registratiedrager opgenomen informatiesignaal. Download PDF

Info

Publication number: NL193155C
Authority: NL; Netherlands
Prior art keywords: signal; frequency; recording track; deflection; magnetic head
Prior art date: 1977-06-04

Application number

NL7806112A

Other languages

English (en)

Dutch (nl)

Other versions

NL193155B (nl

NL7806112A (nl

Original Assignee

Sony Corp

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.)

1977-06-04

Filing date

1978-06-05

Publication date

1998-12-04

1977-06-04 Priority claimed from JP1977072050U external-priority patent/JPS54307U/ja

1977-12-29 Priority claimed from JP15818877A external-priority patent/JPS5492308A/ja

1978-06-05 Application filed by Sony Corp filed Critical Sony Corp

1978-12-06 Publication of NL7806112A publication Critical patent/NL7806112A/xx

1998-08-03 Publication of NL193155B publication Critical patent/NL193155B/xx

1998-12-04 Application granted granted Critical

1998-12-04 Publication of NL193155C publication Critical patent/NL193155C/nl

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)

NL7806112A 1977-06-04 1978-06-05 Inrichting voor weergave van een volgens een registratiespoor op een registratiedrager opgenomen informatiesignaal. NL193155C (nl)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
JP7205077		1977-06-04
JP1977072050U JPS54307U (sv)	1977-06-04	1977-06-04
JP15818877		1977-12-29
JP15818877A JPS5492308A (en)	1977-12-29	1977-12-29	Head tracking device in recorder-reproducer

Publications (3)

Publication Number	Publication Date
NL7806112A NL7806112A (nl)	1978-12-06
NL193155B NL193155B (nl)	1998-08-03
NL193155C true NL193155C (nl)	1998-12-04

Family

ID=26413179

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7806112A NL193155C (nl)	1977-06-04	1978-06-05	Inrichting voor weergave van een volgens een registratiespoor op een registratiedrager opgenomen informatiesignaal.

Country Status (12)

Country	Link
AT (1)	AT376535B (sv)
AU (1)	AU515299B2 (sv)
BR (1)	BR7803529A (sv)
CH (1)	CH634433A5 (sv)
DE (1)	DE2824277C2 (sv)
DK (1)	DK147867C (sv)
ES (1)	ES470451A1 (sv)
FR (1)	FR2393391B1 (sv)
GB (1)	GB1580008A (sv)
IT (1)	IT7824177A0 (sv)
NL (1)	NL193155C (sv)
SE (1)	SE438216B (sv)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1147456A (en) *	1978-03-23	1983-05-31	Raymond F. Ravizza	Automatically compensated movable head servo circuit and method
US4285017A (en) *	1979-02-05	1981-08-18	International Business Machines Corporation	Stripe following in a helical scan device
JPS55159681A (en) *	1979-05-31	1980-12-11	Sony Corp	Tracking unit for magnetic head
JPS56156924A (en) *	1980-05-08	1981-12-03	Sony Corp	Track following device
JPS57203228A (en) *	1981-06-09	1982-12-13	Sony Corp	Tracking adjuster
FR2608825B1 (fr) *	1986-12-19	1994-12-30	Enertec	Dispositif pour la detection de la position d'une tete magnetique
DE68923767T2 (de) *	1988-12-06	1996-02-22	Mitsubishi Electric Corp	Magnetisches Aufzeichnungs-/Wiedergabegerät.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3663763A (en) *	1970-04-06	1972-05-16	Ampex	Automatic tracking method and apparatus for rotary scan tape transport
US4080636A (en) *	1976-03-19	1978-03-21	Ampex Corporation	System for damping vibrations in a deflectable transducer
US4099211A (en) *	1976-09-13	1978-07-04	Ampex Corporation	Positionable transducing mounting structure and driving system therefor

1978
- 1978-05-26 GB GB23554/78A patent/GB1580008A/en not_active Expired
- 1978-05-31 AU AU36700/78A patent/AU515299B2/en not_active Expired
- 1978-06-01 BR BR787803529A patent/BR7803529A/pt unknown
- 1978-06-02 DK DK247678A patent/DK147867C/da not_active IP Right Cessation
- 1978-06-02 FR FR7816614A patent/FR2393391B1/fr not_active Expired
- 1978-06-02 DE DE2824277A patent/DE2824277C2/de not_active Expired
- 1978-06-02 ES ES78470451A patent/ES470451A1/es not_active Expired
- 1978-06-02 IT IT7824177A patent/IT7824177A0/it unknown
- 1978-06-02 SE SE7806528A patent/SE438216B/sv not_active IP Right Cessation
- 1978-06-02 AT AT0404178A patent/AT376535B/de not_active IP Right Cessation
- 1978-06-02 CH CH610178A patent/CH634433A5/de not_active IP Right Cessation
- 1978-06-05 NL NL7806112A patent/NL193155C/nl not_active IP Right Cessation

Also Published As

Publication number	Publication date
GB1580008A (en)	1980-11-26
AU515299B2 (en)	1981-03-26
SE438216B (sv)	1985-04-01
SE7806528L (sv)	1978-12-05
NL193155B (nl)	1998-08-03
FR2393391A1 (fr)	1978-12-29
DK247678A (da)	1978-12-05
FR2393391B1 (fr)	1985-10-31
ATA404178A (de)	1984-04-15
DK147867C (da)	1985-09-23
DE2824277C2 (de)	1986-11-06
AT376535B (de)	1984-11-26
CH634433A5 (en)	1983-01-31
ES470451A1 (es)	1979-01-16
DE2824277A1 (de)	1978-12-21
IT7824177A0 (it)	1978-06-02
NL7806112A (nl)	1978-12-06
BR7803529A (pt)	1979-02-20
DK147867B (da)	1984-12-24
AU3670078A (en)	1979-12-06

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Legal Events

Date	Code	Title	Description
1985-01-01	A85	Still pending on 85-01-01
1985-08-01	BA	A request for search or an international-type search has been filed
1985-08-01	BB	A search report has been drawn up
1985-12-02	BC	A request for examination has been filed
1999-02-01	V4	Discontinued because of reaching the maximum lifetime of a patent	Free format text: 981204