JPH0439863U - - Google Patents

Info

Publication number
JPH0439863U
JPH0439863U JP7912490U JP7912490U JPH0439863U JP H0439863 U JPH0439863 U JP H0439863U JP 7912490 U JP7912490 U JP 7912490U JP 7912490 U JP7912490 U JP 7912490U JP H0439863 U JPH0439863 U JP H0439863U
Authority
JP
Japan
Prior art keywords
read
amplifier
disk device
signal
magnetic head
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.)
Pending
Application number
JP7912490U
Other languages
English (en)
Japanese (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 JP7912490U priority Critical patent/JPH0439863U/ja
Priority to EP91112413A priority patent/EP0468472A1/en
Publication of JPH0439863U publication Critical patent/JPH0439863U/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10018—Improvement or modification of read or write signals analog processing for digital recording or reproduction
    • G11B20/10027—Improvement or modification of read or write signals analog processing for digital recording or reproduction adjusting the signal strength during recording or reproduction, e.g. variable gain amplifiers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • 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
    • G11B20/10009—Improvement or modification of read or write signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Digital Magnetic Recording (AREA)
JP7912490U 1990-07-25 1990-07-25 Pending JPH0439863U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP7912490U JPH0439863U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-07-25 1990-07-25
EP91112413A EP0468472A1 (en) 1990-07-25 1991-07-24 Recording/reproducing circuit for disk apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7912490U JPH0439863U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-07-25 1990-07-25

Publications (1)

Publication Number Publication Date
JPH0439863U true JPH0439863U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-04-03

Family

ID=13681190

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7912490U Pending JPH0439863U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-07-25 1990-07-25

Country Status (2)

Country Link
EP (1) EP0468472A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPH0439863U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6621649B1 (en) * 2000-11-10 2003-09-16 Texas Instruments Incorporated Write-to-read switching improvement for differential preamplifier circuits in hard disk drive systems

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4327383A (en) * 1980-09-26 1982-04-27 Siemens Corporation Read circuit for a floppy disk drive
KR900001594B1 (ko) * 1985-04-30 1990-03-15 가부시끼가이샤 도오시바 플로피디스크장치의 독출회로
US4768111A (en) * 1985-08-20 1988-08-30 Siemens Aktiengesellschaft Circuit arrangement for shaping an analog read output signal in a rotating mass memory

Also Published As

Publication number Publication date
EP0468472A1 (en) 1992-01-29

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