DE3166970D1 - Bias control method and apparatus for magnetic recording - Google Patents

Bias control method and apparatus for magnetic recording

Info

Publication number
DE3166970D1
DE3166970D1 DE8181303771T DE3166970T DE3166970D1 DE 3166970 D1 DE3166970 D1 DE 3166970D1 DE 8181303771 T DE8181303771 T DE 8181303771T DE 3166970 T DE3166970 T DE 3166970T DE 3166970 D1 DE3166970 D1 DE 3166970D1
Authority
DE
Germany
Prior art keywords
bias signal
bias
total active
control method
magnetic recording
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.)
Expired
Application number
DE8181303771T
Other languages
English (en)
Inventor
Jorgen Selmer Jensen
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.)
Bang and Olufsen AS
Original Assignee
Bang and Olufsen AS
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 Bang and Olufsen AS filed Critical Bang and Olufsen AS
Application granted granted Critical
Publication of DE3166970D1 publication Critical patent/DE3166970D1/de
Expired legal-status Critical Current

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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/027—Analogue recording
    • G11B5/03—Biasing
    • 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

Landscapes

  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Digital Magnetic Recording (AREA)
  • Electronic Switches (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Magnetic Heads (AREA)
DE8181303771T 1980-08-20 1981-08-19 Bias control method and apparatus for magnetic recording Expired DE3166970D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK357280 1980-08-20

Publications (1)

Publication Number Publication Date
DE3166970D1 true DE3166970D1 (en) 1984-12-06

Family

ID=8124418

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181303771T Expired DE3166970D1 (en) 1980-08-20 1981-08-19 Bias control method and apparatus for magnetic recording

Country Status (5)

Country Link
EP (1) EP0046410B1 (de)
JP (1) JPS57141003A (de)
KR (1) KR870000851B1 (de)
AT (1) ATE10146T1 (de)
DE (1) DE3166970D1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60223008A (ja) * 1984-04-18 1985-11-07 Nec Corp バイアス制御装置
CA1231441A (en) * 1984-07-10 1988-01-12 Kazuyoshi Kuwahara Recording circuit having means to automatically set the recording current of a magnetic recording head

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5319923B1 (de) * 1970-12-19 1978-06-23
JPS54139515A (en) * 1978-04-20 1979-10-30 Matsushita Electric Ind Co Ltd Magnetic recorder-reproducer
GB2013958B (en) * 1977-12-27 1982-05-06 Dolby Lab Licensing Corp Analogue recording on magnetic media
JPS54118210A (en) * 1978-03-06 1979-09-13 Victor Co Of Japan Ltd Bias current setting device
JPS601686B2 (ja) * 1978-03-29 1985-01-17 日本ビクター株式会社 適正バイアス量を自動設定する磁気記録再生装置
JPS6025801B2 (ja) * 1978-05-30 1985-06-20 オンキヨー株式会社 録音バイアス電流自動調整装置

Also Published As

Publication number Publication date
EP0046410B1 (de) 1984-10-31
EP0046410A1 (de) 1982-02-24
ATE10146T1 (de) 1984-11-15
KR870000851B1 (ko) 1987-04-25
JPS57141003A (en) 1982-09-01
JPS6250881B2 (de) 1987-10-27

Similar Documents

Publication Publication Date Title
JPS6410406A (en) Magnetic recording and reproducing device
EP0151538A3 (en) Video tape recorder
DE3166970D1 (en) Bias control method and apparatus for magnetic recording
EP0126371A3 (de) Plattenspeicher mit flexibler Magnetplatte
CA1133124A (en) Method of recording on magnetic tape attached to a card
ES8306280A1 (es) "un aparato para reproducir informacion a partir de una pista de un portador de registro magnetico".
JPS5673986A (en) Magnetic recording and rerproducing device
JPS5680864A (en) Tape for doll operating command recorder
JPS5479021A (en) Magnetic recording system
SU1476526A1 (ru) Способ снижени шумов паузы при магнитной записи фонограммы
JPS56159806A (en) Magnetic disc device
JPS5730104A (en) Head signal switching system
JPS5794909A (en) Magnetic recorder and reproducer
JPS57135407A (en) Sound recording device
JPS56156975A (en) Magnetic recorder
JPS56107333A (en) Magnetic sound recorder
EP0387804A3 (de) Aufzeichnung eines frequenzmodulierten Signals auf einem Aufzeichnungsmedium
JPS5456805A (en) Method and apparatus for recording and reproducing
JPS573250A (en) Control signal reproducer
JPS5517817A (en) Feed speed control device for recording media
JPS5746307A (en) Automatic gain control circuit of magnetic recorder
JPS55150105A (en) Magnetic recording and reproducing device
JPS576410A (en) Recording and reproducing device
JPS55117718A (en) Video signal recording and reproducing device
JPS643845A (en) Magnetic recording and reproducing device

Legal Events

Date Code Title Description
8328 Change in the person/name/address of the agent

Free format text: BERNHARDT, K., DIPL.-ING., PAT.-ANW., 8000 MUENCHEN

8328 Change in the person/name/address of the agent

Free format text: DERZEIT KEIN VERTRETER BESTELLT