TWI273770B - Adaptive equalizer, decoding device and error detecting device - Google Patents

Adaptive equalizer, decoding device and error detecting device Download PDF

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Publication number
TWI273770B
TWI273770B TW093132870A TW93132870A TWI273770B TW I273770 B TWI273770 B TW I273770B TW 093132870 A TW093132870 A TW 093132870A TW 93132870 A TW93132870 A TW 93132870A TW I273770 B TWI273770 B TW I273770B
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TW
Taiwan
Prior art keywords
fff
isi
equalization
adaptive equalization
waveform
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Application number
TW093132870A
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English (en)
Chinese (zh)
Other versions
TW200527813A (en
Inventor
Satoru Higashino
Original Assignee
Sony Corp
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Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of TW200527813A publication Critical patent/TW200527813A/zh
Application granted granted Critical
Publication of TWI273770B publication Critical patent/TWI273770B/zh

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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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Error Detection And Correction (AREA)
TW093132870A 2003-10-30 2004-10-29 Adaptive equalizer, decoding device and error detecting device TWI273770B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003371112A JP2005135532A (ja) 2003-10-30 2003-10-30 適応等化装置、復号装置、及び誤差検出装置

Publications (2)

Publication Number Publication Date
TW200527813A TW200527813A (en) 2005-08-16
TWI273770B true TWI273770B (en) 2007-02-11

Family

ID=34420216

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093132870A TWI273770B (en) 2003-10-30 2004-10-29 Adaptive equalizer, decoding device and error detecting device

Country Status (6)

Country Link
US (1) US20050135472A1 (https=)
EP (1) EP1528560A1 (https=)
JP (1) JP2005135532A (https=)
KR (1) KR20050041969A (https=)
CN (1) CN1612477A (https=)
TW (1) TWI273770B (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7545862B2 (en) 2004-02-16 2009-06-09 Sony Corporation Adaptive equalizer, decoding device, and error detecting device
US7515665B2 (en) * 2005-05-31 2009-04-07 Skyworks Solutions, Inc. GFSK/GMSK detector with enhanced performance in co-channel interference and AWGN channels
US7702011B2 (en) * 2005-08-03 2010-04-20 Altera Corporation High-speed serial data receiver architecture
KR100677915B1 (ko) 2005-08-05 2007-02-05 삼성탈레스 주식회사 잡음 예측 결정 궤환 등화기
US7889818B2 (en) * 2006-11-14 2011-02-15 Samsung Electronics Co., Ltd. Method and apparatus for controlling sampling of signals produced in relation to stored data
CN101743591B (zh) * 2007-12-21 2013-03-06 Lsi公司 用于记录通道中自适应均衡的系统和方法
TWI392296B (zh) 2009-06-15 2013-04-01 Realtek Semiconductor Corp 通訊信號接收器及其訊號處理方法
CN101958857B (zh) * 2009-07-17 2013-04-24 瑞昱半导体股份有限公司 通讯信号接收器及其信号处理方法
CN102243880B (zh) * 2011-03-16 2015-02-18 中国科学院上海光学精密机械研究所 变参数自适应prml数据接收器及其数据处理方法
US9225562B2 (en) * 2012-02-27 2015-12-29 Intel Deutschland Gmbh Digital wideband closed loop phase modulator with modulation gain calibration
US8559496B1 (en) 2012-06-20 2013-10-15 MagnaCom Ltd. Signal reception using non-linearity-compensated, partial response feedback
CN104769875B (zh) 2012-06-20 2018-07-06 安华高科技通用Ip(新加坡)公司 采用正交频分复用的高频谱效率传输
US8781008B2 (en) 2012-06-20 2014-07-15 MagnaCom Ltd. Highly-spectrally-efficient transmission using orthogonal frequency division multiplexing
US8982984B2 (en) 2012-06-20 2015-03-17 MagnaCom Ltd. Dynamic filter adjustment for highly-spectrally-efficient communications
US8811548B2 (en) 2012-11-14 2014-08-19 MagnaCom, Ltd. Hypotheses generation based on multidimensional slicing
US9088400B2 (en) 2012-11-14 2015-07-21 MagnaCom Ltd. Hypotheses generation based on multidimensional slicing
US9118519B2 (en) 2013-11-01 2015-08-25 MagnaCom Ltd. Reception of inter-symbol-correlated signals using symbol-by-symbol soft-output demodulator
US8804879B1 (en) 2013-11-13 2014-08-12 MagnaCom Ltd. Hypotheses generation based on multidimensional slicing
US9130637B2 (en) 2014-01-21 2015-09-08 MagnaCom Ltd. Communication methods and systems for nonlinear multi-user environments
US9496900B2 (en) 2014-05-06 2016-11-15 MagnaCom Ltd. Signal acquisition in a multimode environment
US8891701B1 (en) 2014-06-06 2014-11-18 MagnaCom Ltd. Nonlinearity compensation for reception of OFDM signals
US9246523B1 (en) 2014-08-27 2016-01-26 MagnaCom Ltd. Transmitter signal shaping
US9276619B1 (en) 2014-12-08 2016-03-01 MagnaCom Ltd. Dynamic configuration of modulation and demodulation
US9191247B1 (en) 2014-12-09 2015-11-17 MagnaCom Ltd. High-performance sequence estimation system and method of operation
CN112910809B (zh) * 2019-11-19 2023-12-15 瑞昱半导体股份有限公司 信号均衡装置及方法
US12117566B2 (en) 2021-03-29 2024-10-15 Beijing Voyager Technology Co., Ltd. Feed-forward equalization for enhanced distance resolution

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6144697A (en) * 1998-02-02 2000-11-07 Purdue Research Foundation Equalization techniques to reduce intersymbol interference
US6094316A (en) * 1998-03-27 2000-07-25 Samsung Electronics Co., Ltd. Method and apparatus for providing thermal asperity compensation in a fixed delay tree search detector
JP3749889B2 (ja) * 2002-10-17 2006-03-01 株式会社東芝 Ｐｒｍｌ検出を適用する信号処理デバイス、同デバイスを備えたディスク記憶装置、及び同装置におけるフィードバック制御のための信号処理方法
US7286595B2 (en) * 2003-10-10 2007-10-23 Hitachi Global Storage Technologies Netherlands B.V. Apparatus using a lengthened equalization target filter with a matched filter metric in a viterbi detector

Also Published As

Publication number Publication date
JP2005135532A (ja) 2005-05-26
CN1612477A (zh) 2005-05-04
TW200527813A (en) 2005-08-16
US20050135472A1 (en) 2005-06-23
KR20050041969A (ko) 2005-05-04
EP1528560A1 (en) 2005-05-04

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