PT92970A - Sistema de gravacao longitudinal em fita magnetica - Google Patents

Sistema de gravacao longitudinal em fita magnetica

Info

Publication number
PT92970A
PT92970A PT92970A PT9297090A PT92970A PT 92970 A PT92970 A PT 92970A PT 92970 A PT92970 A PT 92970A PT 9297090 A PT9297090 A PT 9297090A PT 92970 A PT92970 A PT 92970A
Authority
PT
Portugal
Prior art keywords
magnetic tape
graphics system
tape longitudinal
longitudinal
graphics
Prior art date
Application number
PT92970A
Other languages
English (en)
Other versions
PT92970B (pt
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
Priority claimed from NL8900214A external-priority patent/NL8900214A/nl
Application filed by Philips Nv filed Critical Philips Nv
Publication of PT92970A publication Critical patent/PT92970A/pt
Publication of PT92970B publication Critical patent/PT92970B/pt

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
    • G11B5/008—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires
    • G11B5/00813—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes
    • G11B5/00878—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes transducing different track configurations or formats on the same tape
    • 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
    • G11B5/008—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires
    • G11B5/00813—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes
    • G11B5/00817—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on longitudinal tracks only, e.g. for serpentine format recording
    • 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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/09—Digital recording
    • 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
    • G11B5/488—Disposition of heads
    • G11B5/4893—Disposition of heads relative to moving tape
PT92970A 1989-01-30 1990-01-26 Sistema de gravacao longitudinal em fita magnetica PT92970B (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8900214A NL8900214A (nl) 1989-01-30 1989-01-30 Longitudinaal magneetband recording systeem alsmede een magneetbandapparaat geschikt voor toepassing in het systeem alsmede een magneetkop geschikt voor toepassing in het magneetbandapparaat.
NL8901712A NL8901712A (nl) 1989-01-30 1989-07-05 Longitudinaal magneetband recording systeem alsmede een magneetbandapparaat geschikt voor toepassing in het systeem alsmede een magneetkop geschikt voor toepassing in het magneetbandapparaat.

Publications (2)

Publication Number Publication Date
PT92970A true PT92970A (pt) 1991-09-30
PT92970B PT92970B (pt) 1995-12-29

Family

ID=26646483

Family Applications (1)

Application Number Title Priority Date Filing Date
PT92970A PT92970B (pt) 1989-01-30 1990-01-26 Sistema de gravacao longitudinal em fita magnetica

Country Status (21)

Country Link
US (1) US5831798A (pt)
EP (1) EP0381266B1 (pt)
JP (1) JPH02232802A (pt)
CN (1) CN1026835C (pt)
AR (1) AR246632A1 (pt)
AT (1) ATE138754T1 (pt)
AU (1) AU628471B2 (pt)
BR (1) BR9000361A (pt)
CA (1) CA2008650A1 (pt)
CS (1) CS39590A2 (pt)
CZ (1) CZ526790A3 (pt)
DE (1) DE69027132T2 (pt)
ES (1) ES2088954T3 (pt)
HU (1) HU205998B (pt)
MX (1) MX173412B (pt)
MY (1) MY105796A (pt)
NL (1) NL8901712A (pt)
PL (1) PL165830B1 (pt)
PT (1) PT92970B (pt)
RU (1) RU2063069C1 (pt)
YU (1) YU13790A (pt)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2855723B2 (ja) * 1989-11-29 1999-02-10 ソニー株式会社 磁気テープ再生装置
JPH03171475A (ja) * 1989-11-29 1991-07-24 Sony Corp 磁気記録装置
JP2797558B2 (ja) * 1989-11-29 1998-09-17 ソニー株式会社 デジタル音声信号及びアナログ音声信号の再生装置
CA2030885C (en) * 1989-11-29 2000-11-07 Yutaka Soda Analog/digital compatible reproducing system
JPH04206001A (ja) * 1990-11-30 1992-07-28 Matsushita Electric Ind Co Ltd 磁気記録再生装置
MX9201981A (es) * 1991-05-06 1994-08-31 Polygram Int Holding Casete pregrabado para un sistema para grabar/reproducir magneticamente las señales.
US5247414A (en) * 1991-06-18 1993-09-21 North American Philips Corporation Integrated thin film magnetic head with planar structure
NL9101270A (nl) * 1991-07-19 1993-02-16 Philips Nv Magneetkopeenheid, magneetkop ten gebruike in de magneetkopeenheid en magneetkopstructuur ten gebruike in de magneetkop.
EP0527533B1 (en) * 1991-08-13 1996-12-11 Polygram International Holding B.V. Method of manufacturing a prerecorded magnetic tape, and magnetic-tape apparatus suitable for carrying out the method
US5303094A (en) * 1991-08-30 1994-04-12 U.S. Philips Corporation Apparatus for recording and/or reproducing digital and analog magnetic tape signals with A/D and D/A converters
JPH0521364U (ja) * 1991-08-30 1993-03-19 日本マランツ株式会社 カセツトテープレコーダ
JPH0521365U (ja) * 1991-08-30 1993-03-19 日本マランツ株式会社 カセツトテープレコーダ
JPH0589564A (ja) * 1991-09-30 1993-04-09 Pioneer Electron Corp デイジタルテーププレーヤにおけるブランクサーチ方法
JPH0589405A (ja) * 1991-09-30 1993-04-09 Pioneer Electron Corp デイジタル記録再生方式
DE69316412T2 (de) * 1992-03-19 1998-07-30 Koninkl Philips Electronics Nv Verfahren zur Herstellung eines reproduzierten magnetischen Wiedergabemediums und aus dem magnetischen Wiedergabemedium, einem magnetischen Wiedergabekopf und einer Reproduktionsanordnung bestehende Einrichtung
JP2901814B2 (ja) * 1992-06-30 1999-06-07 シャープ株式会社 磁気テープ装置
JP2786783B2 (ja) * 1992-07-29 1998-08-13 シャープ株式会社 複合型磁気ヘッド
JP2923161B2 (ja) * 1993-03-12 1999-07-26 シャープ株式会社 磁気テープ再生装置
JPH08279250A (ja) * 1995-04-04 1996-10-22 Matsushita Electric Ind Co Ltd ディジタル信号記録方法とディジタル信号書き換え方法及びｆｍ音声信号／ディジタル信号記録兼用ドラム装置とディジタル信号磁気記録再生装置
US6052253A (en) * 1997-11-24 2000-04-18 Gateway 2000, Inc. Dual format tape drive
JP3551099B2 (ja) * 1999-09-28 2004-08-04 日本電気株式会社 磁気テープ装置用薄膜磁気ヘッド
JP2003323704A (ja) * 2002-05-02 2003-11-14 Fuji Photo Film Co Ltd サーボライタ
US8810960B2 (en) * 2003-12-04 2014-08-19 Oracle America, Inc. Multi-head data storage device with plural data channels per head
US20080068752A1 (en) * 2006-09-19 2008-03-20 International Business Machines Corporation Planar Bidirectional Tape Head With Planar Read And Write Elements
US7978429B2 (en) * 2006-09-19 2011-07-12 International Business Machines Corporation Low track pitch write module and bidirectional tape head
US20080068750A1 (en) * 2006-09-19 2008-03-20 International Business Machines Corporation Planar Write Module And Hybrid Planar Write-Vertical Read Bidirectional Tape Head
US9431039B1 (en) * 2013-05-21 2016-08-30 Western Digital (Fremont), Llc Multiple sensor array usable in two-dimensional magnetic recording

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE877207C (de) * 1951-08-11 1953-05-21 Licentia Gmbh Magnettongeraet mit verschiedenen Tontraegergeschwindigkeiten
US3685031A (en) * 1970-06-02 1972-08-15 Metrodata Systems Inc Digital recording apparatus
FR2212072A5 (pt) * 1972-12-26 1974-07-19 Damlamian Jean Jacques
US3949175A (en) * 1973-09-28 1976-04-06 Hitachi, Ltd. Audio signal time-duration converter
FR2264350B1 (pt) * 1974-03-11 1978-09-29 Cii
US3919697A (en) * 1974-06-26 1975-11-11 Battelle Development Corp Data record tracking using track identifying information in the gaps between recorded data groups
JPS52131711A (en) * 1976-04-28 1977-11-04 Kokusai Denshin Denwa Co Ltd Thin film magnetic head
DE2726815A1 (de) * 1976-06-14 1977-12-15 Sharp Kk Datensteuer- und verarbeitungsgeraet zur speicherung von digital- und tonfrequenzensignalen auf einem magnetband
JPS5839555Y2 (ja) * 1977-11-05 1983-09-06 パイオニア株式会社 複合型磁気ヘツド
US4365115A (en) * 1979-04-28 1982-12-21 Kanbayashi Seisakujo Company, Ltd. Time-axis compression-expansion devices for sound signals
US4291354A (en) * 1979-06-04 1981-09-22 Ampex Corporation Extended life multichannel magnetic transducer
JPS5647922A (en) * 1979-09-25 1981-04-30 Olympus Optical Co Ltd Subminiature tape recorder available for autoreverse
US4510543A (en) * 1980-10-31 1985-04-09 Pioneer Electronic Corporation Magnetic head system for tape player
JPS5786178A (en) * 1980-11-18 1982-05-29 Sony Corp Magnetic recording system
US4373173A (en) * 1981-03-19 1983-02-08 International Business Machines Corporation Multi-element head assembly
US4685005A (en) * 1983-07-18 1987-08-04 International Business Machines Corporation Two-module-read, read-after-write, bi-directional tape drive
US4853798A (en) * 1983-07-21 1989-08-01 Sony Corporation Method and apparatus for reproducing digital or analog signals
US4730222A (en) * 1985-04-22 1988-03-08 Eastman Kodak Company Video recording apparatus having low and high resolution operational modes
US4691253A (en) * 1985-05-13 1987-09-01 Polaroid Corporation Electronic imaging camera for recording either moving or still images
US4623941A (en) * 1985-06-12 1986-11-18 Sharp Kabushiki Kaisha PCM type record-playback system
US4752840A (en) * 1985-06-25 1988-06-21 Sharp Kabushiki Kaisha Multitrack magnetic recording and reproducing device
JPH0743825B2 (ja) * 1985-12-04 1995-05-15 ソニー株式会社 ダビング方式
JP2627498B2 (ja) * 1986-12-08 1997-07-09 キヤノン株式会社 映像信号記録装置
US4967289A (en) * 1987-09-30 1990-10-30 Sony Corporation PCM signal recording apparatus
CA2030885C (en) * 1989-11-29 2000-11-07 Yutaka Soda Analog/digital compatible reproducing system

Also Published As

Publication number Publication date
HU205998B (en) 1992-07-28
AU4885790A (en) 1990-08-02
EP0381266A1 (en) 1990-08-08
PL165830B1 (pl) 1995-02-28
PT92970B (pt) 1995-12-29
US5831798A (en) 1998-11-03
NL8901712A (nl) 1990-08-16
CN1026835C (zh) 1994-11-30
JPH02232802A (ja) 1990-09-14
DE69027132D1 (de) 1996-07-04
RU2063069C1 (ru) 1996-06-27
HUT56198A (en) 1991-07-29
ES2088954T3 (es) 1996-10-01
DE69027132T2 (de) 1996-12-19
MX173412B (es) 1994-03-02
HU900367D0 (en) 1990-03-28
CN1045309A (zh) 1990-09-12
MY105796A (en) 1995-01-30
YU13790A (sh) 1994-06-10
ATE138754T1 (de) 1996-06-15
AR246632A1 (es) 1994-08-31
CZ526790A3 (en) 1993-03-17
BR9000361A (pt) 1990-12-04
AU628471B2 (en) 1992-09-17
CA2008650A1 (en) 1990-07-30
CS39590A2 (en) 1991-06-11
EP0381266B1 (en) 1996-05-29

Similar Documents

Publication Publication Date Title
PT92970A (pt) Sistema de gravacao longitudinal em fita magnetica
ES552464A0 (es) Sistema de proceso de datos
BR9103216A (pt) Sistema magnetico
BR8207868A (pt) Sistema de retracao de cabeca magnetica em uma emergencia
BR8602214A (pt) Sistema de radar
DE68925510D1 (de) Magnetlagersystem
BR8906807A (pt) Etiqueta magnetica anti-roubo e sistema anti-roubo
BR8601378A (pt) Sistema descongelador/desembacador
IT8848001A0 (it) Sistema radar
IT1240206B (it) Sistema radar
BR8706829A (pt) Sistema magnetico de disparo rapido
IT8922380A0 (it) Sistema sincrofasatore per turbomotore d'aeroplano
IT9067292A0 (is) sistema radar
DK0427147T3 (da) Grafiksystem
BR9307096A (pt) Sistema de fecho de fita de fralda
BR8907298A (pt) Sistema de mostra de informacoes em video
BR8905145A (pt) Sistema de gravacao controlada em fita magnetica
BR8704015A (pt) Sistema de fita para ornato
BR8805867A (pt) Sistema de frenagem eletromagnetica
DK155110C (da) Magnetsystem
BR8803396A (pt) Sistema de avanco rapido
BR8806617A (pt) Sistema eletro-eletronico de informacao
BR8700410A (pt) Sistema de emissao de passagens
BR9202654A (pt) Sistema de visualizacao magnetica
IT8564806A0 (it) Sistema va e viene

Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19950908

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19970331