CA2006127A1 - Controleur de centrage automatique pour magnetophone numerique - Google Patents

Controleur de centrage automatique pour magnetophone numerique

Info

Publication number
CA2006127A1
CA2006127A1 CA2006127A CA2006127A CA2006127A1 CA 2006127 A1 CA2006127 A1 CA 2006127A1 CA 2006127 A CA2006127 A CA 2006127A CA 2006127 A CA2006127 A CA 2006127A CA 2006127 A1 CA2006127 A1 CA 2006127A1
Authority
CA
Canada
Prior art keywords
signal
controller
digital
pilot
level difference
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CA2006127A
Other languages
English (en)
Other versions
CA2006127C (fr
Inventor
Il-Young Noh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of CA2006127A1 publication Critical patent/CA2006127A1/fr
Application granted granted Critical
Publication of CA2006127C publication Critical patent/CA2006127C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G11B15/473—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 heads
    • 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
    • G11B15/4678—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 superimposed on the main signal track
    • 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
    • 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
    • G11B5/54—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 into or out of its operative position or across tracks
    • G11B5/55—Track change, selection or acquisition by displacement of the head
    • G11B5/5504—Track change, selection or acquisition by displacement of the head across tape tracks
    • G11B5/5508—Control circuits therefor

Landscapes

  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
CA002006127A 1988-12-31 1989-12-20 Controleur de centrage automatique pour magnetophone numerique Expired - Lifetime CA2006127C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019880018130A KR940007626B1 (ko) 1988-12-31 1988-12-31 디지탈 오디오 테이프 레코더의 atf 제어장치
KR18130/1988 1988-12-31

Publications (2)

Publication Number Publication Date
CA2006127A1 true CA2006127A1 (fr) 1990-06-30
CA2006127C CA2006127C (fr) 1993-12-07

Family

ID=19281131

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002006127A Expired - Lifetime CA2006127C (fr) 1988-12-31 1989-12-20 Controleur de centrage automatique pour magnetophone numerique

Country Status (6)

Country Link
US (1) US5055952A (fr)
JP (2) JPH0626051B2 (fr)
KR (1) KR940007626B1 (fr)
CA (1) CA2006127C (fr)
DE (1) DE3943218A1 (fr)
GB (1) GB2227117B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0636255B2 (ja) * 1988-10-27 1994-05-11 日本ビクター株式会社 磁気再生装置
DE3840630A1 (de) * 1988-12-02 1990-06-13 Thomson Brandt Gmbh Verfahren zur spurnachsteuerung in magnetbandgeraeten
KR920007314Y1 (ko) * 1989-05-20 1992-10-12 삼성전자 주식회사 Vtr의 자동 트랙킹 조정회로
JP2785400B2 (ja) * 1989-12-15 1998-08-13 ソニー株式会社 トラッキング制御装置
SG96155A1 (en) * 1990-08-18 2003-05-23 Mitsubishi Electric Corp Data conversion method, pilot signal formation method using the same and rotary magnetic head device using the same
JPH05174456A (ja) * 1991-12-20 1993-07-13 Sony Corp 記録再生装置
JP3271210B2 (ja) * 1993-05-11 2002-04-02 ソニー株式会社 回転ヘッド型磁気記録再生装置
JPH06349159A (ja) * 1993-06-01 1994-12-22 Canon Inc トラッキング制御装置
AU1053195A (en) * 1993-11-12 1995-05-29 Exabyte Corporation Method and apparatus for controlling media linear speed in a helical scan recorder
KR100812615B1 (ko) * 2006-06-29 2008-03-13 주식회사 대우일렉트로닉스 방열홀 개폐 장치
JP2009017164A (ja) * 2007-07-04 2009-01-22 Panasonic Corp 映像表示装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58150162A (ja) * 1982-03-03 1983-09-06 Hitachi Ltd 磁気記録再生装置
JPS61265980A (ja) * 1985-05-20 1986-11-25 Sharp Corp テレビジヨン受像機
JPS61277275A (ja) * 1985-05-31 1986-12-08 Nec Home Electronics Ltd 画像表示装置
JPS6318565A (ja) * 1986-07-11 1988-01-26 Pioneer Electronic Corp デジタル信号記録再生装置
JPS63276738A (ja) * 1987-01-27 1988-11-15 Yamaha Corp 磁気記録再生装置
JPH07118050B2 (ja) * 1987-03-13 1995-12-18 株式会社日立製作所 デイジタル信号記録再生装置
JPH0748272B2 (ja) * 1987-03-20 1995-05-24 日本ビクター株式会社 回転ヘッド式ディジタル信号記録再生装置

Also Published As

Publication number Publication date
KR940007626B1 (ko) 1994-08-22
DE3943218A1 (de) 1990-07-05
JP2562211B2 (ja) 1996-12-11
US5055952A (en) 1991-10-08
JPH02201760A (ja) 1990-08-09
KR900010713A (ko) 1990-07-09
JPH0626051B2 (ja) 1994-04-06
CA2006127C (fr) 1993-12-07
GB2227117A (en) 1990-07-18
DE3943218C2 (fr) 1992-01-02
JPH02202786A (ja) 1990-08-10
GB8928175D0 (en) 1990-02-14
GB2227117B (en) 1993-06-16

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Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry