JPH0775107B2 - 磁気記録装置の信号再生回路 - Google Patents

磁気記録装置の信号再生回路

Info

Publication number
JPH0775107B2
JPH0775107B2 JP61173646A JP17364686A JPH0775107B2 JP H0775107 B2 JPH0775107 B2 JP H0775107B2 JP 61173646 A JP61173646 A JP 61173646A JP 17364686 A JP17364686 A JP 17364686A JP H0775107 B2 JPH0775107 B2 JP H0775107B2
Authority
JP
Japan
Prior art keywords
signal
bit
discriminating
peak
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 - Lifetime
Application number
JP61173646A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6331073A (ja
Inventor
康英 大内
基 青井
延昌 西山
喬 田村
眞 斎藤
鈴二郎 土屋
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP61173646A priority Critical patent/JPH0775107B2/ja
Priority to KR1019870007564A priority patent/KR910009465B1/ko
Priority to US07/076,009 priority patent/US4823208A/en
Priority to DE19873724572 priority patent/DE3724572A1/de
Priority to CN87105138.9A priority patent/CN1006255B/zh
Publication of JPS6331073A publication Critical patent/JPS6331073A/ja
Publication of JPH0775107B2 publication Critical patent/JPH0775107B2/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
    • 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
    • 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)
JP61173646A 1986-07-25 1986-07-25 磁気記録装置の信号再生回路 Expired - Lifetime JPH0775107B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP61173646A JPH0775107B2 (ja) 1986-07-25 1986-07-25 磁気記録装置の信号再生回路
KR1019870007564A KR910009465B1 (ko) 1986-07-25 1987-07-14 자기기록장치의 신호재생회로
US07/076,009 US4823208A (en) 1986-07-25 1987-07-21 Multi slice level signal circuit
DE19873724572 DE3724572A1 (de) 1986-07-25 1987-07-24 Signalleseschaltung in magnetischer aufzeichnungsvorrichtung
CN87105138.9A CN1006255B (zh) 1986-07-25 1987-07-25 磁记录设备中的信号读出电路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61173646A JPH0775107B2 (ja) 1986-07-25 1986-07-25 磁気記録装置の信号再生回路

Publications (2)

Publication Number Publication Date
JPS6331073A JPS6331073A (ja) 1988-02-09
JPH0775107B2 true JPH0775107B2 (ja) 1995-08-09

Family

ID=15964471

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61173646A Expired - Lifetime JPH0775107B2 (ja) 1986-07-25 1986-07-25 磁気記録装置の信号再生回路

Country Status (5)

Country Link
US (1) US4823208A (en, 2012)
JP (1) JPH0775107B2 (en, 2012)
KR (1) KR910009465B1 (en, 2012)
CN (1) CN1006255B (en, 2012)
DE (1) DE3724572A1 (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011192340A (ja) * 2010-03-12 2011-09-29 Fujitsu Frontech Ltd 磁気データ読取装置および誤読検出方法

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0736206B2 (ja) * 1988-05-28 1995-04-19 日本電気株式会社 ディジタルデータ再生回路
US5105316A (en) * 1989-11-20 1992-04-14 Seagate Technology, Inc. Qualification for pulse detecting in a magnetic media data storage system
DE4041717A1 (de) * 1990-12-24 1992-06-25 Thomson Brandt Gmbh Verfahren und schaltung zur regenerierung des binaeren bitstroms aus einem ternaeren signal
US5367411A (en) * 1991-08-02 1994-11-22 Hitachi, Ltd. Magnetic recording and reproducing apparatus with reproducing head of magnetoresistive type having control of magnetic bias level
US5384790A (en) * 1991-11-22 1995-01-24 Wangtek, Inc. Magnetic recording system with pulse qualification and error correction circuitry
JPH06187737A (ja) * 1992-12-16 1994-07-08 Canon Inc 情報記録再生装置
US5999506A (en) * 1996-08-22 1999-12-07 Matsushita Electric Industrial Co., Ltd. Data recording/reproducing device and recording medium
US6091687A (en) * 1997-12-19 2000-07-18 Philips Electronics N.A. Corporation Method and apparatus for maximum likelihood detection

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3571730A (en) * 1968-07-15 1971-03-23 Ibm Self-clocked binary data detection system with noise rejection
JPS50101881A (en, 2012) * 1974-01-12 1975-08-12
US4081756A (en) * 1976-12-30 1978-03-28 Sperry Rand Corporation Dual channel signal detector circuit
US4306194A (en) * 1979-10-11 1981-12-15 International Business Machines Corporation Data signal detection circuit
US4399474A (en) * 1981-08-10 1983-08-16 Ampex Corporation Automatic threshold tracking system
JPS58108831A (ja) * 1981-12-23 1983-06-29 Agency Of Ind Science & Technol ジヨセフソン素子によるラツチ回路
US4626933A (en) * 1983-08-18 1986-12-02 Amcodyne Incorporated Method and apparatus for qualifying data
JPS6050673A (ja) * 1983-08-29 1985-03-20 Nec Corp 信号検出回路
JPH05192992A (ja) * 1992-01-22 1993-08-03 Kawasaki Steel Corp 積層金属板のフランジアップ加工方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011192340A (ja) * 2010-03-12 2011-09-29 Fujitsu Frontech Ltd 磁気データ読取装置および誤読検出方法

Also Published As

Publication number Publication date
CN87105138A (zh) 1988-04-27
JPS6331073A (ja) 1988-02-09
US4823208A (en) 1989-04-18
KR910009465B1 (ko) 1991-11-16
DE3724572A1 (de) 1988-01-28
KR880002128A (ko) 1988-04-29
DE3724572C2 (en, 2012) 1990-12-20
CN1006255B (zh) 1989-12-27

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term