DE751519T1 - EPR4 Postprozessor mit reduzierter Komplexität zur Detektion von abgetasteten Daten - Google Patents

EPR4 Postprozessor mit reduzierter Komplexität zur Detektion von abgetasteten Daten

Info

Publication number
DE751519T1
DE751519T1 DE0751519T DE96303435T DE751519T1 DE 751519 T1 DE751519 T1 DE 751519T1 DE 0751519 T DE0751519 T DE 0751519T DE 96303435 T DE96303435 T DE 96303435T DE 751519 T1 DE751519 T1 DE 751519T1
Authority
DE
Germany
Prior art keywords
epr4
postprocessor
detection
scanned data
reduced complexity
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
DE0751519T
Other languages
English (en)
Inventor
Kelly K Fitzpatrick
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.)
Quantum Corp
Original Assignee
Quantum 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
Application filed by Quantum Corp filed Critical Quantum Corp
Publication of DE751519T1 publication Critical patent/DE751519T1/de
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
    • G11B20/10046—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter
    • G11B20/10055—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter using partial response filtering when writing the signal to the medium or reading it therefrom
    • G11B20/10074—EPR4, i.e. extended partial response class 4, polynomial (1-D) *(1+D)2
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • 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
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/497—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems by correlative coding, e.g. partial response coding or echo modulation coding transmitters and receivers for partial response systems
DE0751519T 1995-06-30 1996-05-15 EPR4 Postprozessor mit reduzierter Komplexität zur Detektion von abgetasteten Daten Pending DE751519T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/497,520 US5521945A (en) 1995-06-30 1995-06-30 Reduced complexity EPR4 post-processor for sampled data detection

Publications (1)

Publication Number Publication Date
DE751519T1 true DE751519T1 (de) 1997-05-15

Family

ID=23977194

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69614198T Expired - Fee Related DE69614198T2 (de) 1995-06-30 1996-05-15 EPR4 Postprozessor mit reduzierter Komplexität zur Detektion von abgetasteten Daten
DE0751519T Pending DE751519T1 (de) 1995-06-30 1996-05-15 EPR4 Postprozessor mit reduzierter Komplexität zur Detektion von abgetasteten Daten

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69614198T Expired - Fee Related DE69614198T2 (de) 1995-06-30 1996-05-15 EPR4 Postprozessor mit reduzierter Komplexität zur Detektion von abgetasteten Daten

Country Status (6)

Country Link
US (2) US5521945A (de)
EP (1) EP0751519B1 (de)
JP (1) JPH0918356A (de)
KR (1) KR970004524A (de)
DE (2) DE69614198T2 (de)
SG (1) SG50730A1 (de)

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Also Published As

Publication number Publication date
KR970004524A (ko) 1997-01-29
DE69614198D1 (de) 2001-09-06
DE69614198T2 (de) 2002-04-18
SG50730A1 (en) 1998-07-20
EP0751519A3 (de) 1998-05-20
US5521945A (en) 1996-05-28
US5689532A (en) 1997-11-18
JPH0918356A (ja) 1997-01-17
EP0751519B1 (de) 2001-08-01
EP0751519A2 (de) 1997-01-02

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