DE69615293D1 - Lesekanal mit künstlichem neuronalen Netzwerk - Google Patents

Lesekanal mit künstlichem neuronalen Netzwerk

Info

Publication number
DE69615293D1
DE69615293D1 DE69615293T DE69615293T DE69615293D1 DE 69615293 D1 DE69615293 D1 DE 69615293D1 DE 69615293 T DE69615293 T DE 69615293T DE 69615293 T DE69615293 T DE 69615293T DE 69615293 D1 DE69615293 D1 DE 69615293D1
Authority
DE
Germany
Prior art keywords
neural network
artificial neural
reading channel
reading
channel
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
DE69615293T
Other languages
English (en)
Other versions
DE69615293T2 (de
Inventor
Kenneth G Richardson
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.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Co
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 Hewlett Packard Co filed Critical Hewlett Packard Co
Application granted granted Critical
Publication of DE69615293D1 publication Critical patent/DE69615293D1/de
Publication of DE69615293T2 publication Critical patent/DE69615293T2/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
    • G11B20/10481—Improvement or modification of read or write signals optimisation methods
    • G11B20/10518—Improvement or modification of read or write signals optimisation methods using neural networks
    • 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
    • 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
    • G11B5/09—Digital recording
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03165—Arrangements for removing intersymbol interference using neural networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • 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
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03433—Arrangements for removing intersymbol interference characterised by equaliser structure
    • H04L2025/03439—Fixed structures
    • H04L2025/03445—Time domain
    • H04L2025/03464—Neural networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0054—Detection of the synchronisation error by features other than the received signal transition
    • H04L7/0062—Detection of the synchronisation error by features other than the received signal transition detection of error based on data decision error, e.g. Mueller type detection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/04—Speed or phase control by synchronisation signals
    • H04L7/10—Arrangements for initial synchronisation
DE69615293T 1995-07-07 1996-04-17 Lesekanal mit künstlichem neuronalen Netzwerk Expired - Fee Related DE69615293T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/499,152 US5699487A (en) 1995-07-07 1995-07-07 Artificial neural network read channel

Publications (2)

Publication Number Publication Date
DE69615293D1 true DE69615293D1 (de) 2001-10-25
DE69615293T2 DE69615293T2 (de) 2002-06-27

Family

ID=23984060

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69615293T Expired - Fee Related DE69615293T2 (de) 1995-07-07 1996-04-17 Lesekanal mit künstlichem neuronalen Netzwerk

Country Status (4)

Country Link
US (1) US5699487A (de)
EP (1) EP0752702B1 (de)
JP (1) JPH09120642A (de)
DE (1) DE69615293T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5978782A (en) * 1996-07-05 1999-11-02 National Semiconductor Corporation Neural network signal processor for magnetic storage channels
US5845646A (en) * 1996-11-05 1998-12-08 Lemelson; Jerome System and method for treating select tissue in a living being
JPH11273254A (ja) 1998-03-20 1999-10-08 Toshiba Corp ディスク記憶装置
TW418383B (en) * 1998-09-23 2001-01-11 Ind Tech Res Inst Telephone voice recognition system and method and the channel effect compensation device using the same
GB2351885A (en) * 1999-06-26 2001-01-10 Axeon Ltd Neural network for real-time channel equalisation
WO2002031764A2 (en) * 2000-10-13 2002-04-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. A method for supervised teaching of a recurrent artificial neural network
US7133233B1 (en) 2000-10-24 2006-11-07 Maxtor Corporation Disk drive with read while write capability
DE10316381A1 (de) * 2003-04-10 2004-10-28 Bayer Technology Services Gmbh Verfahren zum Training von neuronalen Netzen
US7362892B2 (en) 2003-07-02 2008-04-22 Lockheed Martin Corporation Self-optimizing classifier
US11113800B2 (en) * 2017-01-18 2021-09-07 Nvidia Corporation Filtering image data using a neural network
US11080621B2 (en) 2018-06-18 2021-08-03 Western Digital Technologies, Inc. Machine learning-based read channel data detection
US11495248B2 (en) * 2020-06-23 2022-11-08 Fujifilm Corporation Signal processing device, magnetic tape cartridge, magnetic tape reading apparatus, processing method of signal processing device, operation method of magnetic tape reading apparatus, and non-transitory computer-readable storage medium
JP7358420B2 (ja) * 2020-06-23 2023-10-10 富士フイルム株式会社 信号処理装置、磁気テープカートリッジ、磁気テープ読取装置、信号処理装置の処理方法、磁気テープ読取装置の動作方法、及びプログラム
JP2022045663A (ja) * 2020-09-09 2022-03-22 株式会社東芝 磁気ディスク装置及びリード処理方法
US11811425B2 (en) 2021-05-18 2023-11-07 Western Digital Technologies, Inc. Neural network soft information detector in a read channel
US11646059B2 (en) * 2021-08-30 2023-05-09 Seagate Technology Llc Estimating read offset in a drive using machine learning

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69120594T2 (de) * 1990-04-26 1997-01-09 Fujitsu Ltd Wellenformentzerrer mit Neuronalnetzwerk
US5151970A (en) * 1990-07-02 1992-09-29 General Electric Company Method of generating, in the analog regime, weighted summations of digital signals
US5247605A (en) * 1990-07-02 1993-09-21 General Electric Company Neural nets supplied synapse signals obtained by digital-to-analog conversion of plural-bit samples
JP2797035B2 (ja) * 1991-01-31 1998-09-17 日本ビクター株式会社 ニューラルネットによる波形処理装置及びその設計方法
JPH0562365A (ja) * 1991-09-03 1993-03-12 Fujitsu Ltd 磁気記録再生装置の復調方法
US5594597A (en) * 1991-11-01 1997-01-14 Iomega Corporation Neural network disk drive read channel pattern detector
JPH05307622A (ja) * 1992-04-28 1993-11-19 Victor Co Of Japan Ltd 波形等化装置

Also Published As

Publication number Publication date
EP0752702A1 (de) 1997-01-08
JPH09120642A (ja) 1997-05-06
US5699487A (en) 1997-12-16
EP0752702B1 (de) 2001-09-19
DE69615293T2 (de) 2002-06-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE

8339 Ceased/non-payment of the annual fee