NL191961C - Spoorvolgbesturingsinrichting voor een videomagneetbandrecorder. - Google Patents

Spoorvolgbesturingsinrichting voor een videomagneetbandrecorder.

Info

Publication number
NL191961C
NL191961C NL7710044A NL7710044A NL191961C NL 191961 C NL191961 C NL 191961C NL 7710044 A NL7710044 A NL 7710044A NL 7710044 A NL7710044 A NL 7710044A NL 191961 C NL191961 C NL 191961C
Authority
NL
Netherlands
Prior art keywords
magnetic tape
tape recorder
tracking controller
video magnetic
video
Prior art date
Application number
NL7710044A
Other languages
English (en)
Dutch (nl)
Other versions
NL7710044A (nl
NL191961B (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.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of NL7710044A publication Critical patent/NL7710044A/xx
Publication of NL191961B publication Critical patent/NL191961B/xx
Application granted granted Critical
Publication of NL191961C publication Critical patent/NL191961C/xx

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
NL7710044A 1976-09-13 1977-09-13 Spoorvolgbesturingsinrichting voor een videomagneetbandrecorder. NL191961C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51109672A JPS6032258B2 (ja) 1976-09-13 1976-09-13 自動トラツキング制御装置

Publications (3)

Publication Number Publication Date
NL7710044A NL7710044A (nl) 1978-03-15
NL191961B NL191961B (nl) 1996-07-01
NL191961C true NL191961C (nl) 1996-11-04

Family

ID=14516235

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7710044A NL191961C (nl) 1976-09-13 1977-09-13 Spoorvolgbesturingsinrichting voor een videomagneetbandrecorder.

Country Status (8)

Country Link
US (1) US4148082A (xx)
JP (1) JPS6032258B2 (xx)
AT (1) AT376348B (xx)
CA (1) CA1094681A (xx)
DE (1) DE2741030C3 (xx)
FR (1) FR2364523A1 (xx)
GB (1) GB1576538A (xx)
NL (1) NL191961C (xx)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6031009B2 (ja) * 1976-12-02 1985-07-19 ソニー株式会社 自動トラツキング装置
JPS54113308A (en) * 1978-02-23 1979-09-04 Sony Corp Tracking device for magnetic head
US4215362A (en) * 1978-03-23 1980-07-29 Ampex Corporation Track selection method and apparatus
US4319289A (en) * 1978-03-23 1982-03-09 Ampex Corporation Movable head automatic position acquisition circuit and method
JPS6019074B2 (ja) * 1978-04-08 1985-05-14 ソニー株式会社 映像信号記録再生装置
US4416002A (en) * 1978-04-10 1983-11-15 Hitachi, Ltd. Method and apparatus for high-density recording and reproduction
JPS54148421A (en) * 1978-05-15 1979-11-20 Sony Corp Automatic tracking device for rotary magnetic head
US4285017A (en) * 1979-02-05 1981-08-18 International Business Machines Corporation Stripe following in a helical scan device
US4223358A (en) * 1979-04-30 1980-09-16 Sony Corporation Method and apparatus for cancelling the remanent deflection in a _piezoceramic head support means of a video recorder
NL7904885A (nl) * 1979-06-22 1980-12-24 Philips Nv Inrichting voor het uitlezen van informatie.
JPS56101621A (en) * 1980-01-17 1981-08-14 Victor Co Of Japan Ltd Tracking system of magnetic reproducing device
JPS56165927A (en) * 1980-05-24 1981-12-19 Sony Corp Vibration imparting device
US4485414A (en) * 1980-07-07 1984-11-27 Ampex Corporation Servo system for positioning a movable transducing head assembly
JPS5753823A (en) * 1980-09-17 1982-03-31 Matsushita Electric Ind Co Ltd Tracking control system
US4380034A (en) * 1980-09-26 1983-04-12 Magnetic Peripherals Inc. Track centering servo pulse noise filter
DE3147596C2 (de) * 1981-12-02 1985-01-17 Loewe Opta Gmbh, 8640 Kronach Verfahren zur automatischen Abtastspureinstellung bei Video-Magnetbandgeräten mit Schrägspuraufzeichnung
US4447835A (en) * 1982-01-11 1984-05-08 Sony Corporation Method and apparatus for single frame recording on video tape
JPS58150162A (ja) * 1982-03-03 1983-09-06 Hitachi Ltd 磁気記録再生装置
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
JPS58218032A (ja) * 1982-06-14 1983-12-19 Canon Inc 回転ヘツド型記録再生装置
US4595960A (en) * 1982-11-03 1986-06-17 Rca Corporation Phase-reversed dithered automatic scan tracking system
JPS5996570A (ja) * 1982-11-25 1984-06-04 Canon Inc トラツキング制御装置
JPH0644368B2 (ja) * 1982-12-24 1994-06-08 株式会社日立製作所 Ｖｔｒの可変速再生装置
AT378301B (de) * 1983-06-17 1985-07-25 Philips Nv System zum wiedergeben von auf einem magnetband gespeicherten signalen
EP0138210A3 (en) * 1983-10-14 1986-02-05 Hitachi, Ltd. Rotary head type magnetic recording and reproducing apparatus and method of producing tracking control signals therefor
JPS60154347A (ja) * 1984-01-25 1985-08-14 Sony Corp デイジタル信号の記録再生方法
JPS60180321U (ja) * 1984-05-02 1985-11-30 パイオニア株式会社 回転ヘツド型記録再生装置
JPS6166250A (ja) * 1984-09-07 1986-04-05 Sony Corp トラツキング制御回路
JP2580341B2 (ja) * 1989-09-29 1997-02-12 三菱電機株式会社 磁気記録再生装置
JPH0426947A (ja) * 1990-05-21 1992-01-30 Sony Corp 再生方法
US5163162A (en) * 1990-11-14 1992-11-10 Ibm Corporation System and method for data recovery in multiple head assembly storage devices
CN100533576C (zh) * 2002-03-08 2009-08-26 索尼公司 记录介质及其再现及制造方法和装置、记录装置
KR100603608B1 (ko) * 2003-10-29 2006-07-24 한국전자통신연구원 지상파 디지털 텔레비젼 방송 시스템에서 동일채널중계기의 시간지연을 줄이기 위한 복조 장치 및 그 방법
US8169587B2 (en) * 2007-08-16 2012-05-01 Apple Inc. Methods and systems for strengthening LCD modules
US20110019354A1 (en) * 2009-03-02 2011-01-27 Christopher Prest Techniques for Strengthening Glass Covers for Portable Electronic Devices
CN102388003B (zh) * 2009-03-02 2014-11-19 苹果公司 用于强化用于便携式电子设备的玻璃盖的技术
US8549882B2 (en) * 2009-09-30 2013-10-08 Apple Inc. Pre-processing techniques to produce complex edges using a glass slumping process
US9778685B2 (en) 2011-05-04 2017-10-03 Apple Inc. Housing for portable electronic device with reduced border region
US10189743B2 (en) * 2010-08-18 2019-01-29 Apple Inc. Enhanced strengthening of glass
US8824140B2 (en) 2010-09-17 2014-09-02 Apple Inc. Glass enclosure
US10781135B2 (en) 2011-03-16 2020-09-22 Apple Inc. Strengthening variable thickness glass
US9725359B2 (en) 2011-03-16 2017-08-08 Apple Inc. Electronic device having selectively strengthened glass
US9944554B2 (en) 2011-09-15 2018-04-17 Apple Inc. Perforated mother sheet for partial edge chemical strengthening and method therefor
US9516149B2 (en) 2011-09-29 2016-12-06 Apple Inc. Multi-layer transparent structures for electronic device housings
US10144669B2 (en) 2011-11-21 2018-12-04 Apple Inc. Self-optimizing chemical strengthening bath for glass
US10133156B2 (en) 2012-01-10 2018-11-20 Apple Inc. Fused opaque and clear glass for camera or display window
US8684613B2 (en) 2012-01-10 2014-04-01 Apple Inc. Integrated camera window

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB925603A (en) * 1960-12-21 1963-05-08 Vectron Electro Physics Ltd Compensation of irregularities in motion of a recording medium
US3978521A (en) * 1972-08-23 1976-08-31 U.S. Philips Corporation Recording and playback apparatus for video tape editing
NL7409513A (en) * 1974-07-15 1976-01-19 Philips Nv Servo system for controlling position of magnetic reading head - has selection signals written into data tracks with simultaneous reading of adjacent tracks
CA1067997A (en) * 1974-07-15 1979-12-11 Jacob De Boer Servo system for controlling the position of a reading head
JPS598891B2 (ja) * 1974-11-26 1984-02-28 ソニー株式会社 回転磁気ヘッド装置
US4055849A (en) * 1976-04-15 1977-10-25 Eastman Kodak Company Magnetic head positioning and playback apparatus utilizing a split head for self-tracking and selective reproduction

Also Published As

Publication number Publication date
GB1576538A (en) 1980-10-08
FR2364523B1 (xx) 1980-06-06
DE2741030A1 (de) 1978-03-16
ATA659377A (de) 1984-03-15
JPS6032258B2 (ja) 1985-07-26
JPS5335508A (en) 1978-04-03
CA1094681A (en) 1981-01-27
AT376348B (de) 1984-11-12
DE2741030C3 (de) 1986-10-02
NL7710044A (nl) 1978-03-15
FR2364523A1 (fr) 1978-04-07
NL191961B (nl) 1996-07-01
DE2741030B2 (de) 1981-05-07
US4148082A (en) 1979-04-03

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Legal Events

Date Code Title Description
BC A request for examination has been filed
A85 Still pending on 85-01-01
V4 Lapsed because of reaching the maximum lifetime of a patent

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