DE69231605D1 - Verfahren zur Erkennung von digitalen Daten - Google Patents

Verfahren zur Erkennung von digitalen Daten

Info

Publication number
DE69231605D1
DE69231605D1 DE69231605T DE69231605T DE69231605D1 DE 69231605 D1 DE69231605 D1 DE 69231605D1 DE 69231605 T DE69231605 T DE 69231605T DE 69231605 T DE69231605 T DE 69231605T DE 69231605 D1 DE69231605 D1 DE 69231605D1
Authority
DE
Germany
Prior art keywords
digital data
recognizing digital
recognizing
data
digital
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
DE69231605T
Other languages
English (en)
Other versions
DE69231605T2 (de
Inventor
Masaaki Hara
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.)
Sony Corp
Original Assignee
Sony Corp
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 JP29638991A external-priority patent/JPH05109010A/ja
Priority claimed from JP29966291A external-priority patent/JPH05109011A/ja
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69231605D1 publication Critical patent/DE69231605D1/de
Publication of DE69231605T2 publication Critical patent/DE69231605T2/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
    • 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
    • H04L25/061—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing hard decisions only; arrangements for tracking or suppressing unwanted low frequency components, e.g. removal of dc offset
DE69231605T 1991-10-16 1992-10-16 Verfahren zur Erkennung von digitalen Daten Expired - Fee Related DE69231605T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP29638991A JPH05109010A (ja) 1991-10-16 1991-10-16 磁気記録媒体の再生信号の処理装置
JP29966291A JPH05109011A (ja) 1991-10-18 1991-10-18 ビツト識別器の自動調整方法

Publications (2)

Publication Number Publication Date
DE69231605D1 true DE69231605D1 (de) 2001-01-25
DE69231605T2 DE69231605T2 (de) 2001-05-17

Family

ID=26560659

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69231605T Expired - Fee Related DE69231605T2 (de) 1991-10-16 1992-10-16 Verfahren zur Erkennung von digitalen Daten

Country Status (3)

Country Link
US (1) US5369667A (de)
EP (1) EP0539276B1 (de)
DE (1) DE69231605T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3513228B2 (ja) * 1994-09-29 2004-03-31 富士通株式会社 磁気ディスク装置及び読取波形等化方法
ATE322041T1 (de) * 2001-06-08 2006-04-15 Hewlett Packard Co Verfahren und gerät zum bereitstellen eines fernhilfsdienstes
JP2005135563A (ja) * 2003-10-31 2005-05-26 Sanyo Electric Co Ltd 適応等化器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3611149A (en) * 1969-06-06 1971-10-05 Bottelle Dev Corp The Iterated switched mode receiver
US4343041A (en) * 1980-04-03 1982-08-03 Codex Corporation Modem circuitry
US4608703A (en) * 1983-05-12 1986-08-26 Ricoh Company, Ltd. Synchronization detection system for data transmission
EP0180971B1 (de) * 1984-11-06 1990-04-18 Sharp Kabushiki Kaisha Impulsformerschaltung
US4759036A (en) * 1987-03-02 1988-07-19 American Telephone And Telegraph Company Decision-directed control circuit
US5313472A (en) * 1991-06-14 1994-05-17 Sony Corporation Bit detecting method and apparatus

Also Published As

Publication number Publication date
EP0539276A1 (de) 1993-04-28
US5369667A (en) 1994-11-29
DE69231605T2 (de) 2001-05-17
EP0539276B1 (de) 2000-12-20

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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