JPH0276314U - - Google Patents

Info

Publication number
JPH0276314U
JPH0276314U JP1988153250U JP15325088U JPH0276314U JP H0276314 U JPH0276314 U JP H0276314U JP 1988153250 U JP1988153250 U JP 1988153250U JP 15325088 U JP15325088 U JP 15325088U JP H0276314 U JPH0276314 U JP H0276314U
Authority
JP
Japan
Prior art keywords
recording
reproducing
magnetic heads
magnetic
heads
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
JP1988153250U
Other languages
English (en)
Other versions
JPH075534Y2 (ja
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 filed Critical
Priority to JP1988153250U priority Critical patent/JPH075534Y2/ja
Priority to US07/401,322 priority patent/US5012355A/en
Publication of JPH0276314U publication Critical patent/JPH0276314U/ja
Application granted granted Critical
Publication of JPH075534Y2 publication Critical patent/JPH075534Y2/ja
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
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
    • 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
    • G11B5/00847—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on transverse tracks
    • G11B5/0086—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes on transverse tracks using cyclically driven heads providing segmented tracks
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1879—Direct read-after-write methods

Description

【図面の簡単な説明】
第１図は本考案の一実施例に係る回転ヘツド式
磁気記録再生装置の回転ドラムと磁気ヘツドを示
す平面図、第２図はその側面図、第３図は本実施
例によるリードアフタライト動作を説明するため
の図、第４図は第３図の一部拡大図、第５図は従
来のリードアフタライト用の磁気ヘツドを有する
回転ヘツド式磁気記録再生装置の回転ドラム及び
磁気ヘツドを示す平面図、第６図はこの回転ヘツ
ド式磁気記録再生装置によるリードアフタライト
の動作を説明するための図である。 Ａ，Ｂ……記録再生用磁気ヘツド、Ａ′，Ｂ′
……再生専用磁気ヘツド、Ｔ……磁気テープ、Ｏ
……回転中心、ｔ１〜ｔ１１……記録トラツク、
β……ヘツド回転方向、γ……ヘツド走査方向、
ｂ……記録トラツク幅、ｃ……オーバーライト幅
。

Claims (1)

  1. 【実用新案登録請求の範囲】 互いに１８０度対向する位置に配置され且つ互
    いに異なるアジマス角を有する２つの記録再生用
    磁気ヘツドＡ及びＢと互いに１８０度対向する位
    置に配置され且つ前記記録再生用磁気ヘツドＡ及
    びＢとそれぞれ同一のアジマス角を有する２つの
    再生専用磁気ヘツドＡ′及びＢ′とを備えた回転
    ヘツド式磁気記録再生装置において、 前記再生専用磁気ヘツドＡ′及びＢ′は、ヘツ
    ド回転方向に沿つて、記録再生用磁気ヘツドＡ及
    びＢよりも、それぞれ回転中心を基準として９０
    度だけ遅れた位置に配置されていると共に、 ヘツド走査方向と直交する方向に沿つて、前記
    記録再生用磁気ヘツドＡ及びＢよりも、記録トラ
    ツク幅の２分の１に記録再生用磁気ヘツドＡ及び
    Ｂによるオーバーライト幅を加えた寸法だけずら
    されて設けられていることを特徴とする回転ヘツ
    ド式磁気記録再生装置。
JP1988153250U 1988-11-25 1988-11-25 回転ヘッド式磁気記録再生装置 Expired - Lifetime JPH075534Y2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1988153250U JPH075534Y2 (ja) 1988-11-25 1988-11-25 回転ヘッド式磁気記録再生装置
US07/401,322 US5012355A (en) 1988-11-25 1989-08-31 Rotary head type magnetic recording/reproducing apparatus with read-after-write feature

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988153250U JPH075534Y2 (ja) 1988-11-25 1988-11-25 回転ヘッド式磁気記録再生装置

Publications (2)

Publication Number Publication Date
JPH0276314U true JPH0276314U (ja) 1990-06-12
JPH075534Y2 JPH075534Y2 (ja) 1995-02-08

Family

ID=15558351

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988153250U Expired - Lifetime JPH075534Y2 (ja) 1988-11-25 1988-11-25 回転ヘッド式磁気記録再生装置

Country Status (2)

Country Link
US (1) US5012355A (ja)
JP (1) JPH075534Y2 (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5343334A (en) * 1990-02-28 1994-08-30 Sony Corporation Video tape that records, plays back, and rerecords video signals to overcome dropouts
JPH0454014U (ja) * 1990-09-07 1992-05-08
JP2693034B2 (ja) * 1990-10-31 1997-12-17 シャープ株式会社 磁気記憶装置
US5276566A (en) * 1991-11-20 1994-01-04 Hewlett-Packard Company Recording/reading high density data tracks with backward compatibility
JPH05298615A (ja) * 1992-02-21 1993-11-12 Toshiba Corp 磁気ディスク装置
JP3158743B2 (ja) * 1992-11-11 2001-04-23 ソニー株式会社 磁気テープ記録再生装置
JPH08297821A (ja) * 1995-04-25 1996-11-12 Sony Corp ヘリカルスキャン方式の磁気記録再生装置
JP2007188545A (ja) * 2006-01-11 2007-07-26 Sony Corp 磁気記録再生方式および磁気記録再生装置
US20080088703A1 (en) * 2006-10-17 2008-04-17 Keith Dollahite System, method and apparatus for automatically tracking and recording objects

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60116660U (ja) * 1983-12-31 1985-08-07 アルプス電気株式会社 磁気記録再生装置
IT1249903B (it) * 1991-06-07 1995-03-30 Trw Sipea Spa Telecomando a sicurezza ottimizzata

Also Published As

Publication number Publication date
JPH075534Y2 (ja) 1995-02-08
US5012355A (en) 1991-04-30

Similar Documents

Publication Publication Date Title
JPH0276314U (ja)
JPH01165902U (ja)
JPS63195611U (ja)
JPH0212712U (ja)
JPH0230168U (ja)
JPS6137104U (ja) 磁気記録再生装置における回転磁気ヘツドの構造
JPS61132523U (ja)
JPS61193505U (ja)
JPH0181703U (ja)
JPS6124803U (ja) 映像信号記録再生装置
JPS62187412U (ja)
JPS627605U (ja)
JPS6148442U (ja)
JPS62164610U (ja)
JPH01121109U (ja)
JPS63173706U (ja)
JPS6235411U (ja)
JPH0454004U (ja)
JPS63193201U (ja)
JPH01133208U (ja)
JPH0164105U (ja)
JPS6236426U (ja)
JPH01165901U (ja)
JPS62101135U (ja)
JPH03124340U (ja)