JP2005501430A5 - - Google Patents

Download PDF

Info

Publication number
JP2005501430A5
JP2005501430A5 JP2000604584A JP2000604584A JP2005501430A5 JP 2005501430 A5 JP2005501430 A5 JP 2005501430A5 JP 2000604584 A JP2000604584 A JP 2000604584A JP 2000604584 A JP2000604584 A JP 2000604584A JP 2005501430 A5 JP2005501430 A5 JP 2005501430A5
Authority
JP
Japan
Prior art keywords
frequency domain
data
processors
instructions
executed
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.)
Granted
Application number
JP2000604584A
Other languages
English (en)
Other versions
JP2005501430A (ja
JP3751203B2 (ja
Filing date
Publication date
Priority claimed from US09/516,715 external-priority patent/US6295326B1/en
Application filed filed Critical
Publication of JP2005501430A publication Critical patent/JP2005501430A/ja
Publication of JP2005501430A5 publication Critical patent/JP2005501430A5/ja
Application granted granted Critical
Publication of JP3751203B2 publication Critical patent/JP3751203B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Claims (1)

  1. 命令であって、該命令が、前記１つまたは複数のプロセッサによって実行されたとき、前記１つまたは複数のプロセッサに、前記ディジタル加入者回線によって前記データ内に導入された歪みを補償するよう前記最小平均二乗推定値を使用する前記ステップの後に、
    周波数領域データを生成するために、時間領域から周波数領域へ前記データを変換するステップと、
    前記周波数領域内の前記周波数領域データから、残留振幅および位相歪みを除去するステップと、
    の各ステップを実行させるようにするものである請求項１５に記載のコンピュータ読み取り可能な媒体。
JP2000604584A 1999-03-08 2000-03-08 多重搬送波受信機におけるカルマン等化 Expired - Lifetime JP3751203B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12334899P 1999-03-08 1999-03-08
US09/516,715 US6295326B1 (en) 1999-03-08 2000-03-01 Kalman filter based equalization for digital multicarrier communications systems
PCT/US2000/006045 WO2000054472A1 (en) 1999-03-08 2000-03-08 Kalman equalization in multicarrier receivers

Publications (3)

Publication Number Publication Date
JP2005501430A JP2005501430A (ja) 2005-01-13
JP2005501430A5 true JP2005501430A5 (ja) 2005-04-07
JP3751203B2 JP3751203B2 (ja) 2006-03-01

Family

ID=22408156

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000604584A Expired - Lifetime JP3751203B2 (ja) 1999-03-08 2000-03-08 多重搬送波受信機におけるカルマン等化

Country Status (6)

Country Link
US (1) US6295326B1 (ja)
EP (1) EP1157514B1 (ja)
JP (1) JP3751203B2 (ja)
AT (1) ATE326810T1 (ja)
DE (1) DE60028012T2 (ja)
WO (1) WO2000054472A1 (ja)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7403922B1 (en) 1997-07-28 2008-07-22 Cybersource Corporation Method and apparatus for evaluating fraud risk in an electronic commerce transaction
US7096192B1 (en) 1997-07-28 2006-08-22 Cybersource Corporation Method and system for detecting fraud in a credit card transaction over a computer network
KR100282147B1 (ko) * 1998-11-13 2001-02-15 구자홍 압축 영상 복원 방법
AU2757701A (en) 1999-12-30 2001-07-16 Bandspeed, Inc. Approach for processing data received from a communications channel in finite precision arithmetic applications
US6963603B1 (en) 2000-06-06 2005-11-08 Ikanos Communication, Inc. Method and apparatus for pre-compensation of an XDSL modem
US6996199B2 (en) * 2001-01-25 2006-02-07 Bandspeed, Inc. Approach for processing data received from a communications channel to reduce noise power and optimize impulse response length to reduce inter-symbol interference and inter-channel interference
US7272199B2 (en) * 2001-01-25 2007-09-18 Bandspeed, Inc. Adaptive adjustment of time and frequency domain equalizers in communications systems
AU2002326489A1 (en) * 2001-08-02 2003-02-17 Aware, Inc. Multicarrier modulation using frequency-domain equalizer and decision feedback
US7388930B1 (en) 2001-08-10 2008-06-17 Bandspeed, Inc. Method and apparatus for removing crosstalk and other interference in communications systems
JP3782330B2 (ja) * 2001-09-14 2006-06-07 富士通株式会社 Ｏｆｄｍ受信方法及びｏｆｄｍ受信装置
US7209433B2 (en) * 2002-01-07 2007-04-24 Hitachi, Ltd. Channel estimation and compensation techniques for use in frequency division multiplexed systems
US7173991B2 (en) 2002-06-17 2007-02-06 Hitachi, Ltd. Methods and apparatus for spectral filtering channel estimates
US7139340B2 (en) * 2002-06-28 2006-11-21 Hitachi, Ltd. Robust OFDM carrier recovery methods and apparatus
AU2003254284A1 (en) * 2002-08-01 2004-02-23 Aware, Inc. Multi-tap frequency domain equalization with decision feedback and trellis decoding
KR100498465B1 (ko) * 2002-11-23 2005-07-01 삼성전자주식회사 채널 등화 방법 및 채널 등화기
WO2004086709A1 (en) * 2003-03-28 2004-10-07 Intel Corporation System and method for adaptive phase compensation of ofdm signals
EP1611722B1 (en) * 2003-03-28 2017-04-19 Intel Corporation System and method for two channel frequency offset estimation of ofdm signals
WO2004086708A1 (en) * 2003-03-28 2004-10-07 Intel Corporation Method and apparatus for ofdm symbol timing synchronization
US7586982B2 (en) * 2003-05-06 2009-09-08 Nokia Corporation Kalman filter based method and apparatus for linear equalization of CDMA downlink channels
US7321550B2 (en) * 2004-02-17 2008-01-22 Industrial Technology Research Institute Method of equalization in an OFDM system
US7573965B2 (en) * 2005-12-12 2009-08-11 Sandbridge Technologies Inc. Kalman filter for channel estimation in OFDM systems
US7894512B2 (en) * 2007-07-31 2011-02-22 Harris Corporation System and method for automatic recovery and covariance adjustment in linear filters
US7751237B2 (en) * 2007-09-25 2010-07-06 Sandisk Il, Ltd. Post-facto correction for cross coupling in a flash memory
FR3102620B1 (fr) 2019-10-24 2022-12-23 St Microelectronics Grenoble 2 Convertisseur de tension
FR3113142B1 (fr) 2020-07-30 2022-12-23 St Microelectronics Grenoble 2 Convertisseur de tension
FR3113140B1 (fr) 2020-07-30 2022-12-23 St Microelectronics Grenoble 2 Convertisseur de tension
CN112532239B (zh) * 2020-11-24 2024-01-02 珠海泰芯半导体有限公司 一种usb数据恢复系统

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0426026B1 (en) * 1989-10-31 1996-08-28 Mitsubishi Denki Kabushiki Kaisha Equalizer
US5111481A (en) * 1989-11-17 1992-05-05 Nynex Corporation Dual mode LMS channel equalizer
US5432816A (en) * 1992-04-10 1995-07-11 International Business Machines Corporation System and method of robust sequence estimation in the presence of channel mismatch conditions
US5432821A (en) 1992-12-02 1995-07-11 University Of Southern California System and method for estimating data sequences in digital transmissions
FI961164A (fi) 1996-03-13 1997-09-14 Nokia Technology Gmbh Menetelmä kanavavirheiden korjaamiseksi digitaalisessa tietoliikennejärjestelmässä
US5995567A (en) 1996-04-19 1999-11-30 Texas Instruments Incorporated Radio frequency noise canceller
US5715280A (en) * 1996-06-20 1998-02-03 Aware, Inc. Method for partially modulating and demodulating data in a multi-carrier transmission system
US5867478A (en) 1997-06-20 1999-02-02 Motorola, Inc. Synchronous coherent orthogonal frequency division multiplexing system, method, software and device
EP0912023A1 (en) 1997-10-27 1999-04-28 Alcatel Demodulation and equalisation of multicarrier signals

Similar Documents

Publication Publication Date Title
JP2005501430A5 (ja)
DE60028012D1 (de) Kalman-entzerrung in mehrträgerempfängern
WO2004064619A3 (en) Ultrasound imaging beam-former apparatus and method
JP2005229612A5 (ja)
JP2005521907A5 (ja)
WO2007111560A3 (en) Filter adaptive frequency resolution
DE60030456D1 (de) Verfahren und vorrichtung zur verbesserung von digitalen bildern
JP2004038984A5 (ja)
WO2005094536A3 (en) Digital linearizing system
AU2001249806A1 (en) Asymmetric digital subscriber line methods suitable for long subscriber loops
AU2002312670A1 (en) Method and system for generating sustainable digital watermarks
AU2001255445A1 (en) Authentication of physical and electronic media objects using digital watermarks
WO2008016531A3 (en) Neural network filtering techniques for compensating linear and non-linear distortion of an audio transducer
JP2006503319A5 (ja)
ATE511988T1 (de) Verfahren zur erzeugung von ein rasterbild darstellenden mustern
JP2019527311A5 (ja)
CA2311051A1 (en) Method and apparatus for canceling echo
WO2005091644A3 (en) System and method for reduction of compressed image artifacts
EP2081151A3 (en) Method and system for image restoration using frequency-based image model
JP2004266833A5 (ja)
WO2005046063A3 (en) A method and apparatus for domain transformation multiple signal processing
EP1043872A3 (en) Method and apparatus for reducing impulse noise in a signal processing system
Pracht et al. Voice quality in converging telephony and IP networks.
GB0214264D0 (en) System for lost packet recovery in voice over internet protocol based on time domain interpolation
EP1117179A3 (en) Digital Graphic/Parametric Equalizer