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ATE49672T1 - Verfahren und vorrichtung zur signalwiedergabe. - Google Patents

Verfahren und vorrichtung zur signalwiedergabe.

Info

Publication number
ATE49672T1
ATE49672T1 AT85306227T AT85306227T ATE49672T1 AT E49672 T1 ATE49672 T1 AT E49672T1 AT 85306227 T AT85306227 T AT 85306227T AT 85306227 T AT85306227 T AT 85306227T AT E49672 T1 ATE49672 T1 AT E49672T1
Authority
AT
Austria
Prior art keywords
tracks
tracking
level
signal
signals
Prior art date
Application number
AT85306227T
Other languages
English (en)
Inventor
Hiraku Sugiki
Makoto Yamada
Shinji Miyamori
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
Application granted granted Critical
Publication of ATE49672T1 publication Critical patent/ATE49672T1/de

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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/46—Controlling, regulating, or indicating speed
    • G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
    • G11B15/4673—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating
    • G11B15/4675—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking
    • G11B15/4676—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking using signals recorded in tracks disposed in parallel with the scanning direction
    • G11B15/4677—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling the speed of the tape while the head is rotating with provision for information tracking using signals recorded in tracks disposed in parallel with the scanning direction using auxiliary signals, i.e. pilot signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
    • G11B21/103—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following on tapes

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Electrophonic Musical Instruments (AREA)
AT85306227T 1984-09-07 1985-09-02 Verfahren und vorrichtung zur signalwiedergabe. ATE49672T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59187368A JPS6166250A (ja) 1984-09-07 1984-09-07 トラツキング制御回路
EP85306227A EP0174789B1 (de) 1984-09-07 1985-09-02 Verfahren und Vorrichtung zur Signalwiedergabe

Publications (1)

Publication Number Publication Date
ATE49672T1 true ATE49672T1 (de) 1990-02-15

Family

ID=16204774

Family Applications (1)

Application Number Title Priority Date Filing Date
AT85306227T ATE49672T1 (de) 1984-09-07 1985-09-02 Verfahren und vorrichtung zur signalwiedergabe.

Country Status (8)

Country Link
US (1) US4714971A (de)
EP (1) EP0174789B1 (de)
JP (1) JPS6166250A (de)
KR (1) KR930011693B1 (de)
AT (1) ATE49672T1 (de)
AU (1) AU583289B2 (de)
CA (1) CA1236567A (de)
DE (1) DE3575492D1 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0693304B2 (ja) * 1985-10-08 1994-11-16 ソニー株式会社 トラツキング制御装置
JPH07108026B2 (ja) * 1986-06-10 1995-11-15 ソニー株式会社 ビデオ信号スロ−再生装置
JPS6318565A (ja) * 1986-07-11 1988-01-26 Pioneer Electronic Corp デジタル信号記録再生装置
US5003414A (en) * 1986-07-18 1991-03-26 Pioneer Electronic Corporation Digital signal reproducing apparatus having improved pilot level compensation control
US4875115A (en) * 1986-09-05 1989-10-17 Pioneer Electronic Corporation Digital signal tape recording/reproducing apparatus with improved servo control
JP2537498B2 (ja) * 1986-09-20 1996-09-25 パイオニア株式会社 回転ヘツド式デジタルオ−デイオ再生装置
US4841390A (en) * 1986-10-03 1989-06-20 Pioneer Electronic Corporation Digital signal reproducing apparatus
JPS63244353A (ja) * 1987-03-30 1988-10-11 Pioneer Electronic Corp 信号再生装置
JPH0740340B2 (ja) * 1988-09-05 1995-05-01 三菱電機株式会社 ヘリカルスキャン方式テープ再生装置のトラッキング制御回路
US5119249A (en) * 1988-09-22 1992-06-02 Nakamichi Corporation Tracking error detection circuit using pilot signals during tape reproduction
US5065261A (en) * 1989-11-09 1991-11-12 Exabyte Corporation Method and apparatus for synchronizing timing signals for helical scan recorder
US5068757A (en) * 1989-11-09 1991-11-26 Exabyte Corporation Servo tracking for helical scan recorder
US5191491A (en) * 1990-11-09 1993-03-02 Exabyte Corporation Method and apparatus for reading distorted helical stripes
FR2699723B1 (fr) * 1992-12-22 1995-01-20 Thomson Csf Support d'enregistrement d'informations, enregistreur, lecteur et procédé d'enregistrement.
US6389219B1 (en) * 1996-07-30 2002-05-14 Deutsche Thomson-Brandt Gmbh Method and device for controlling the phase relation between a head drum and tape feed system of a magnetic tape recording device
US6381706B1 (en) 1998-10-20 2002-04-30 Ecrix Corporation Fine granularity rewrite method and apparatus for data storage device
US6246551B1 (en) * 1998-10-20 2001-06-12 Ecrix Corporation Overscan helical scan head for non-tracking tape subsystems reading at up to 1X speed and methods for simulation of same
US6367047B1 (en) 1998-10-20 2002-04-02 Ecrix Multi-level error detection and correction technique for data storage recording device
US6307701B1 (en) 1998-10-20 2001-10-23 Ecrix Corporation Variable speed recording method and apparatus for a magnetic tape drive
US6308298B1 (en) 1998-11-16 2001-10-23 Ecrix Corporation Method of reacquiring clock synchronization on a non-tracking helical scan tape device
US6367048B1 (en) 1998-11-16 2002-04-02 Mcauliffe Richard Method and apparatus for logically rejecting previously recorded track residue from magnetic media
US6421805B1 (en) 1998-11-16 2002-07-16 Exabyte Corporation Rogue packet detection and correction method for data storage device
US6603618B1 (en) 1998-11-16 2003-08-05 Exabyte Corporation Method and system for monitoring and adjusting tape position using control data packets
US6624960B1 (en) 2000-03-10 2003-09-23 Exabyte Corporation Current sensing drum/cleaning wheel positioning method and apparatus for magnetic storage system
US6364234B1 (en) 2000-03-10 2002-04-02 Michael Donald Langiano Tape loop/slack prevention method and apparatus for tape drive
US8744367B2 (en) 2010-08-31 2014-06-03 At&T Intellectual Property I, L.P. Tail optimization protocol for cellular radio resource allocation
US9220066B2 (en) * 2011-06-20 2015-12-22 At&T Intellectual Property I, L.P. Bundling data transfers and employing tail optimization protocol to manage cellular radio resource utilization

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS5668923A (en) * 1979-11-09 1981-06-09 Victor Co Of Japan Ltd Tracking device of magnetic reproducing device
JPS5683836A (en) * 1979-12-10 1981-07-08 Victor Co Of Japan Ltd Magnetic recording and reproducing device
JPS56119917A (en) * 1980-02-28 1981-09-19 Victor Co Of Japan Ltd Track deviation detecting system in magnetic recording and reproducing device
JPS5753823A (en) * 1980-09-17 1982-03-31 Matsushita Electric Ind Co Ltd Tracking control system
US4451860A (en) * 1980-10-09 1984-05-29 Matsushita Electric Industrial Co., Ltd. Tracking-error correcting system in a video reproducing apparatus
US4528605A (en) * 1982-02-13 1985-07-09 Victor Company Of Japan, Ltd. Rotary magnetic head scanning control system in a magnetic recording and reproducing apparatus
CA1210147A (en) * 1982-03-18 1986-08-19 Hiroshi Yoshioka Tracking controlling apparatus
JPS58164383A (ja) * 1982-03-25 1983-09-29 Sony Corp ビデオ信号記録装置
JPS59112406A (ja) * 1982-12-17 1984-06-28 Sony Corp Ｐｃｍ信号の記録再生方法
JPS59157810A (ja) 1983-02-28 1984-09-07 Sony Corp デジタル信号の再生方法
JPS60154347A (ja) * 1984-01-25 1985-08-14 Sony Corp デイジタル信号の記録再生方法

Also Published As

Publication number Publication date
CA1236567A (en) 1988-05-10
EP0174789A2 (de) 1986-03-19
DE3575492D1 (de) 1990-02-22
EP0174789B1 (de) 1990-01-17
JPS6166250A (ja) 1986-04-05
KR930011693B1 (ko) 1993-12-18
KR860002781A (ko) 1986-04-30
JPH0570219B2 (de) 1993-10-04
US4714971A (en) 1987-12-22
AU583289B2 (en) 1989-04-27
AU4644485A (en) 1986-03-13
EP0174789A3 (en) 1987-05-20

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee