DE3888313D1 - DC - Rückgewinnungsschaltung zur Rückgewinnung und Kompensierung von verlorenen Niederfrequenz-Komponenten in einen digitalen Signal-Übertragungssystem. - Google Patents

DC - Rückgewinnungsschaltung zur Rückgewinnung und Kompensierung von verlorenen Niederfrequenz-Komponenten in einen digitalen Signal-Übertragungssystem.

Info

Publication number
DE3888313D1
DE3888313D1 DE88120739T DE3888313T DE3888313D1 DE 3888313 D1 DE3888313 D1 DE 3888313D1 DE 88120739 T DE88120739 T DE 88120739T DE 3888313 T DE3888313 T DE 3888313T DE 3888313 D1 DE3888313 D1 DE 3888313D1
Authority
DE
Germany
Prior art keywords
recovery
compensation
digital signal
signal transmission
low frequency
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 - Fee Related
Application number
DE88120739T
Other languages
English (en)
Other versions
DE3888313T2 (de
Inventor
Kenichi Sato
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric 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
Priority claimed from JP62314977A external-priority patent/JPH01155560A/ja
Priority claimed from JP62315753A external-priority patent/JPH01155561A/ja
Priority claimed from JP62315754A external-priority patent/JPH01155562A/ja
Application filed by Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Publication of DE3888313D1 publication Critical patent/DE3888313D1/de
Application granted granted Critical
Publication of DE3888313T2 publication Critical patent/DE3888313T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • G11B20/10046—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter
    • G11B20/10203—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter baseline correction
    • 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)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
DE3888313T 1987-12-11 1988-12-12 DC - Rückgewinnungsschaltung zur Rückgewinnung und Kompensierung von verlorenen Niederfrequenz-Komponenten in einen digitalen Signal-Übertragungssystem. Expired - Fee Related DE3888313T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP62314977A JPH01155560A (ja) 1987-12-11 1987-12-11 直流再生回路
JP62315753A JPH01155561A (ja) 1987-12-14 1987-12-14 デジタル信号記録再生装置の直流再生回路
JP62315754A JPH01155562A (ja) 1987-12-14 1987-12-14 デジタル信号記録再生装置の直流再生回路

Publications (2)

Publication Number Publication Date
DE3888313D1 true DE3888313D1 (de) 1994-04-14
DE3888313T2 DE3888313T2 (de) 1994-08-04

Family

ID=27339444

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3888313T Expired - Fee Related DE3888313T2 (de) 1987-12-11 1988-12-12 DC - Rückgewinnungsschaltung zur Rückgewinnung und Kompensierung von verlorenen Niederfrequenz-Komponenten in einen digitalen Signal-Übertragungssystem.

Country Status (4)

Country Link
US (1) US4991034A (de)
EP (1) EP0320022B1 (de)
KR (1) KR960016898B1 (de)
DE (1) DE3888313T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3840291A1 (de) * 1988-11-30 1990-05-31 Broadcast Television Syst Verfahren und schaltungsanordnung zur wiedergabe von datensignalen
AU629300B2 (en) * 1989-02-28 1992-10-01 Sony Corporation Digital signal reproducing apparatus
JP2627337B2 (ja) * 1989-04-19 1997-07-02 三洋電機株式会社 デジタル信号の再生回路
US5247399A (en) * 1989-05-15 1993-09-21 Mitsubishi Denki Kabushiki Kaisha Digital video recording and playback apparatus using different read and write operations for each individual memory
US5099366A (en) * 1989-08-25 1992-03-24 Ampex Corporation Low frequency restorer
JP2746721B2 (ja) * 1990-03-23 1998-05-06 松下電器産業株式会社 ディジタル信号記録再生装置
JPH0467415A (ja) * 1990-07-06 1992-03-03 Sony Corp 記録・再生装置
JPH0573817A (ja) * 1991-06-24 1993-03-26 Sony Corp 磁気抵抗効果素子を有する磁気記録再生装置
JPH06342504A (ja) * 1993-05-31 1994-12-13 Canon Inc 再生装置
KR0158616B1 (ko) * 1995-07-10 1999-01-15 김광호 자동 제어 녹음 회로 오동작 방지 회로가 부가된 녹음/재생 제어 신호 발생장치
US5844439A (en) * 1996-03-13 1998-12-01 Integrated Circuit Systems, Inc. DC restoration circuit for multi-level transmission signals
CA2234037A1 (en) * 1998-04-03 1999-10-03 Mohammad Hossein Shakiba Latch-up recovery in quantized feedback dc restorer circuits
JP3948116B2 (ja) * 1998-05-11 2007-07-25 ソニー株式会社 直流リカバリ回路
US6501611B1 (en) 1999-04-27 2002-12-31 International Business Machines Corporation Data recovery apparatus, method and memory medium for a magnetic memory read/write channel
US6707624B2 (en) * 2001-12-07 2004-03-16 Seagate Technology Llc Method and apparatus for preprocessing low frequencies in perpendicular recording
US7072130B2 (en) * 2004-07-28 2006-07-04 Agere Systems Inc. Auto-ranging attenuators for read channels
US11716097B2 (en) 2021-12-29 2023-08-01 Western Digital Technologies, Inc. Signal correction using soft information in a data channel

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3264569A (en) * 1964-12-07 1966-08-02 Tia Electric Company Transiently regenerative amplifier with a. c. and d. c. regeneration
JPS5946150B2 (ja) * 1975-07-08 1984-11-10 日本電気株式会社 Ｐｃｍ再生中継器
US4339727A (en) * 1978-03-07 1982-07-13 Nippon Electric Co., Ltd. Waveform converting circuit
US4237424A (en) * 1978-08-18 1980-12-02 Ortho Diagnostics, Inc. Gated baseline corrector
JPS57109420A (en) * 1980-12-26 1982-07-07 Sony Corp Delay device
JPS57172515A (en) * 1981-04-16 1982-10-23 Toshiba Corp Pedestal clamping circuit
JPS58218047A (ja) * 1982-05-28 1983-12-19 Nec Home Electronics Ltd デイジタル・オ−デイオ・デイスク・プレ−ヤ用信号検出回路
JPS59257A (ja) * 1982-06-25 1984-01-05 Pioneer Electronic Corp デイジタル変調信号読取装置
US4692914A (en) * 1983-05-31 1987-09-08 Canon Kabushiki Kaisha Reproducing device for frequency modulated signals
JPS60129975A (ja) * 1983-12-16 1985-07-11 Toshiba Corp 直流分再生回路
JPS60260223A (ja) * 1984-06-06 1985-12-23 Matsushita Electric Ind Co Ltd 自動スライス回路
JPS61123064A (ja) * 1984-11-20 1986-06-10 Sanyo Electric Co Ltd デジタル信号処理装置
JPS6216275A (ja) * 1985-07-15 1987-01-24 Toshiba Corp デジタル信号再生装置の直流再生回路

Also Published As

Publication number Publication date
US4991034A (en) 1991-02-05
EP0320022A3 (de) 1991-04-03
KR890010880A (ko) 1989-08-11
EP0320022A2 (de) 1989-06-14
EP0320022B1 (de) 1994-03-09
DE3888313T2 (de) 1994-08-04
KR960016898B1 (ko) 1996-12-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee