JP5010938B2 - 待ち時間の短い基線ワンダー補償システムおよび方法 - Google Patents

待ち時間の短い基線ワンダー補償システムおよび方法 Download PDF

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JP5010938B2
JP5010938B2 JP2007037771A JP2007037771A JP5010938B2 JP 5010938 B2 JP5010938 B2 JP 5010938B2 JP 2007037771 A JP2007037771 A JP 2007037771A JP 2007037771 A JP2007037771 A JP 2007037771A JP 5010938 B2 JP5010938 B2 JP 5010938B2
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baseline wander
candidate data
estimate
signal
estimates
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JP2007299509A (ja
JP2007299509A5 (enExample
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ヤン シュエシ
ウー ジニング
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マーベル ワールド トレード リミテッド
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    • 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
    • G11B20/10268—Improvement or modification of read or write signals bit detection or demodulation methods
    • G11B20/10287—Improvement or modification of read or write signals bit detection or demodulation methods using probabilistic methods, e.g. maximum likelihood detectors
    • G11B20/10296—Improvement or modification of read or write signals bit detection or demodulation methods using probabilistic methods, e.g. maximum likelihood detectors using the Viterbi algorithm
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
    • H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
    • H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Error Detection And Correction (AREA)
  • Dc Digital Transmission (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
JP2007037771A 2006-02-21 2007-02-19 待ち時間の短い基線ワンダー補償システムおよび方法 Expired - Fee Related JP5010938B2 (ja)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US77516006P 2006-02-21 2006-02-21
US60/775,160 2006-02-21
US79038806P 2006-04-07 2006-04-07
US60/790,388 2006-04-07
US11/520,531 2006-09-12
US11/520,531 US7974366B2 (en) 2006-02-21 2006-09-12 Low-latency baseline-wander compensation systems and methods

Publications (3)

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JP2007299509A JP2007299509A (ja) 2007-11-15
JP2007299509A5 JP2007299509A5 (enExample) 2012-02-16
JP5010938B2 true JP5010938B2 (ja) 2012-08-29

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US (1) US7974366B2 (enExample)
EP (1) EP1833052B1 (enExample)
JP (1) JP5010938B2 (enExample)
CN (1) CN101047676B (enExample)
SG (1) SG135118A1 (enExample)
TW (1) TWI441488B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8441753B2 (en) * 2008-09-19 2013-05-14 Agere Systems Inc. Systems and methods for reducing low frequency loss in a magnetic storage device
CN102480292A (zh) * 2010-11-25 2012-05-30 承景科技股份有限公司 基线漂移校正系统及方法
CN102386889B (zh) * 2011-09-29 2015-08-19 深圳Tcl新技术有限公司 基线漂移去除方法、装置及中值滤波器
US8902530B1 (en) * 2012-03-30 2014-12-02 Sk Hynix Memory Solutions Inc. Decision directed and non-decision directed low frequency noise cancelation in turbo detection
US20160278655A1 (en) * 2013-11-08 2016-09-29 Koninklijke Philips N.V. Ecg high pass filter
CN104776869B (zh) * 2014-01-10 2019-01-22 深圳迈瑞生物医疗电子股份有限公司 一种光信号的解调方法、装置
CN108259067A (zh) * 2016-12-29 2018-07-06 深圳市中兴微电子技术有限公司 一种自适应判决反馈均衡的方法和装置

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Publication number Priority date Publication date Assignee Title
JP2877109B2 (ja) * 1996-12-12 1999-03-31 日本電気株式会社 情報検出装置および情報検出方法
US6563892B1 (en) * 1999-06-15 2003-05-13 Telefonaktiebolaget Lm Ericsson Method and system for detection of binary information in the presence of slowly varying disturbances
US6449320B1 (en) * 1999-07-02 2002-09-10 Telefonaktiebolaget Lm Ericsson (Publ) Equalization with DC-offset compensation
JP3647761B2 (ja) * 2001-03-07 2005-05-18 富士通株式会社 データ再生方法及びデータ再生装置並びに光磁気ディスク装置
AU2002254531A1 (en) * 2001-12-07 2003-06-23 Seagate Technology Llc Method and apparatus for preprocessing low frequencies in perpendicular recording
US7167327B2 (en) 2003-01-06 2007-01-23 Agere Systems Inc. Integrated circuit and method for remodulating bits and hard disk drive incorporating the same
US7165211B2 (en) * 2004-09-20 2007-01-16 Guzik Technical Enterprises Viterbi decoder with direct current restoration
KR20060031077A (ko) * 2004-10-07 2006-04-12 삼성전자주식회사 연선을 이용하는 이더넷 수신기의 디지털 신호 처리 장치

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TW200742361A (en) 2007-11-01
JP2007299509A (ja) 2007-11-15
TWI441488B (zh) 2014-06-11
US20070195912A1 (en) 2007-08-23
CN101047676A (zh) 2007-10-03
US7974366B2 (en) 2011-07-05
SG135118A1 (en) 2007-09-28
CN101047676B (zh) 2015-02-11
EP1833052A1 (en) 2007-09-12
EP1833052B1 (en) 2013-04-10

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