CA2888465A1 - Method and apparatus for cancelling impulse noise in dsl systems - Google Patents

Method and apparatus for cancelling impulse noise in dsl systems Download PDF

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Publication number
CA2888465A1
CA2888465A1 CA2888465A CA2888465A CA2888465A1 CA 2888465 A1 CA2888465 A1 CA 2888465A1 CA 2888465 A CA2888465 A CA 2888465A CA 2888465 A CA2888465 A CA 2888465A CA 2888465 A1 CA2888465 A1 CA 2888465A1
Authority
CA
Canada
Prior art keywords
impulse noise
sensor
noise
canceller
impulse
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.)
Abandoned
Application number
CA2888465A
Other languages
English (en)
French (fr)
Inventor
Pravesh Biyani
S.M. Zafaruddin
Laurent Pierrugues
Laurent Francis Alloin
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.)
Ikanos Communications Inc
Original Assignee
Ikanos Communications Inc
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 Ikanos Communications Inc filed Critical Ikanos Communications Inc
Publication of CA2888465A1 publication Critical patent/CA2888465A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2647—Arrangements specific to the receiver only
    • H04L27/2649—Demodulators
    • H04L27/265—Fourier transform demodulators, e.g. fast Fourier transform [FFT] or discrete Fourier transform [DFT] demodulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • H04B1/1036—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal with automatic suppression of narrow band noise or interference, e.g. by using tuneable notch filters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors
    • H04M11/062—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors using different frequency bands for speech and other data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/18—Automatic or semi-automatic exchanges with means for reducing interference or noise; with means for reducing effects due to line faults with means for protecting lines
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/64—Hybrid switching systems
    • H04L12/6418—Hybrid transport
    • H04L2012/6478—Digital subscriber line, e.g. DSL, ADSL, HDSL, XDSL, VDSL

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Noise Elimination (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Dc Digital Transmission (AREA)
CA2888465A 2012-10-18 2013-10-18 Method and apparatus for cancelling impulse noise in dsl systems Abandoned CA2888465A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IN4356CH2012 2012-10-18
IN4356/CHE/2012 2012-10-18
PCT/US2013/065783 WO2014063116A2 (en) 2012-10-18 2013-10-18 Method and apparatus for cancelling impulse noise in dsl systems

Publications (1)

Publication Number Publication Date
CA2888465A1 true CA2888465A1 (en) 2014-04-24

Family

ID=50485295

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2888465A Abandoned CA2888465A1 (en) 2012-10-18 2013-10-18 Method and apparatus for cancelling impulse noise in dsl systems

Country Status (8)

Country Link
US (2) US20140112379A1 (enExample)
EP (1) EP2909984A4 (enExample)
JP (1) JP2016500966A (enExample)
KR (1) KR20150074058A (enExample)
CN (1) CN104769900A (enExample)
BR (1) BR112015008426A2 (enExample)
CA (1) CA2888465A1 (enExample)
WO (1) WO2014063116A2 (enExample)

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WO2015191470A1 (en) * 2014-06-09 2015-12-17 Dolby Laboratories Licensing Corporation Noise level estimation
US9621445B2 (en) 2015-01-25 2017-04-11 Valens Semiconductor Ltd. Utilizing known data for status signaling
US9685991B2 (en) 2015-01-25 2017-06-20 Valens Semiconductor Ltd. Reducing transmission rate to support fast convergence
US10171182B2 (en) 2015-01-25 2019-01-01 Valens Semiconductor Ltd. Sending known data to support fast convergence
US10256920B2 (en) 2015-01-25 2019-04-09 Valens Semiconductor Ltd. Mode-conversion digital canceller for high bandwidth differential signaling
JP6443899B2 (ja) 2015-01-25 2018-12-26 ヴァレンス セミコンダクター リミテッド 高速適応型モード変換デジタルキャンセラ
WO2017130097A1 (en) * 2016-01-25 2017-08-03 Valens Semiconductor Ltd. Fast adaptive digital canceller
US10135661B2 (en) * 2016-06-22 2018-11-20 Huawei Technologies Co., Ltd. Phase noise estimation and cancellation
KR102458660B1 (ko) 2016-08-03 2022-10-26 가부시키가이샤 한도오따이 에네루기 켄큐쇼 표시 장치 및 전자 기기
US9966995B1 (en) * 2016-10-18 2018-05-08 Qualcomm Incorporated Digital subscriber line interference measurements and power line communication beamforming optimization
JP2021016025A (ja) * 2019-07-10 2021-02-12 コニカミノルタ株式会社 電子機器
CN110739986B (zh) * 2019-10-20 2021-05-04 广东石油化工学院 一种利用投影累积量的plc信道脉冲噪声检测方法和系统
CN114830546B (zh) * 2019-12-30 2023-12-08 华为技术有限公司 电力线通信的信号收发电路及方法
CN111756405B (zh) * 2020-07-04 2021-06-11 广东石油化工学院 一种利用f平方模的plc信道脉冲噪声检测方法和系统
CN118590350B (zh) * 2024-04-24 2026-04-07 哈尔滨工程大学 一种脉冲噪声环境下的鲁棒符号检测方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62139423A (ja) * 1985-12-13 1987-06-23 Nec Home Electronics Ltd スペクトラム拡散電力線搬送通信方法および装置
US5299257A (en) * 1992-02-21 1994-03-29 At&T Bell Laboratories Subscriber initiated non-intrusive network-based analysis of facsimile transmissions
US6052420A (en) * 1997-05-15 2000-04-18 Northern Telecom Limited Adaptive multiple sub-band common-mode RFI suppression
US6978015B1 (en) * 1999-11-11 2005-12-20 Tokyo Electron Limited Method and apparatus for cooperative diagnosis of impairments and mitigation of disturbers in communication systems
US7702730B2 (en) 2004-09-03 2010-04-20 Open Text Corporation Systems and methods for collaboration
US7593494B1 (en) * 2004-09-23 2009-09-22 Adtran, Inc. System and method for canceling impulse noise
CA2582957C (en) * 2004-10-11 2013-09-03 2Wire Inc. Periodic impulse noise mitigation in a dsl system
US7852950B2 (en) * 2005-02-25 2010-12-14 Broadcom Corporation Methods and apparatuses for canceling correlated noise in a multi-carrier communication system
US7809076B1 (en) * 2005-03-11 2010-10-05 Adtran, Inc. Adaptive interference canceling system and method
US20060215742A1 (en) * 2005-03-23 2006-09-28 Texas Instruments Incorporated Optimizing for impulse noise protection in a DSL system
US7813439B2 (en) * 2006-02-06 2010-10-12 Broadcom Corporation Various methods and apparatuses for impulse noise detection
JP5242578B2 (ja) * 2006-10-05 2013-07-24 アダプティブ スペクトラム アンド シグナル アラインメント インコーポレイテッド 干渉除去システム
US8144807B2 (en) * 2007-07-30 2012-03-27 Texas Instruments Incorporated Crosstalk cancellation in digital subscriber line communications
US8576690B2 (en) * 2010-03-23 2013-11-05 Ikanos Communications, Inc. Systems and methods for implementing a multi-sensor receiver in a DSM3 environment
EP2628251B1 (en) * 2010-10-15 2018-01-17 Ikanos Communications, Inc. Dsl alien noise reduction

Also Published As

Publication number Publication date
WO2014063116A3 (en) 2014-08-28
JP2016500966A (ja) 2016-01-14
KR20150074058A (ko) 2015-07-01
US20160365999A1 (en) 2016-12-15
BR112015008426A2 (pt) 2017-07-04
EP2909984A2 (en) 2015-08-26
EP2909984A4 (en) 2016-06-01
WO2014063116A2 (en) 2014-04-24
CN104769900A (zh) 2015-07-08
US20140112379A1 (en) 2014-04-24

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Legal Events

Date Code Title Description
FZDE Discontinued

Effective date: 20191018