BR112015008426A2 - método e aparelho para cancelar o ruído de impulso em sistemas dsl - Google Patents

método e aparelho para cancelar o ruído de impulso em sistemas dsl

Info

Publication number
BR112015008426A2
BR112015008426A2 BR112015008426A BR112015008426A BR112015008426A2 BR 112015008426 A2 BR112015008426 A2 BR 112015008426A2 BR 112015008426 A BR112015008426 A BR 112015008426A BR 112015008426 A BR112015008426 A BR 112015008426A BR 112015008426 A2 BR112015008426 A2 BR 112015008426A2
Authority
BR
Brazil
Prior art keywords
pulse noise
sensor
dsl systems
invention provide
dsl
Prior art date
Application number
BR112015008426A
Other languages
English (en)
Inventor
Francis Alloin Laurent
Pierrugues Laurent
Biyani Pravesh
M Zafaruddin S
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 BR112015008426A2 publication Critical patent/BR112015008426A2/pt

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)

Abstract

resumo patente de invenção: "método e aparelho para cancelar o ruído de impulso em sistemas dsl". a presente invenção refere-se de modo geral a um cancelador de ruído de impulso para sistemas dsl. de acordo com determinados aspectos, as modalidades da invenção fornecem um receptor de sensor dual para lidar com o ruído de impulso eficazmente. o segundo sensor pode ser incorporado por um modo comum ou então por uma porta diferencial não utilizada. alternativamente, um sensor de linha de força também pode agir como um sensor. de acordo com determinados aspectos adicionais, as modalidades da invenção fornecem várias implementações alternativas de um cancelador de ruído de impulso dentro de um receptor dsl. de acordo ainda com aspectos adicionais, as modalidades da invenção fornecem métodos para treinar seletivamente um cancelador de ruído de impulso nas várias implementações.
BR112015008426A 2012-10-18 2013-10-18 método e aparelho para cancelar o ruído de impulso em sistemas dsl BR112015008426A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN4356CH2012 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
BR112015008426A2 true BR112015008426A2 (pt) 2017-07-04

Family

ID=50485295

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015008426A BR112015008426A2 (pt) 2012-10-18 2013-10-18 método e aparelho para cancelar o ruído de impulso em sistemas dsl

Country Status (8)

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

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US9685991B2 (en) 2015-01-25 2017-06-20 Valens Semiconductor Ltd. Reducing transmission rate to support fast convergence
CN107210980B (zh) 2015-01-25 2020-06-02 瓦伦斯半导体有限责任公司 收发器、以及从收发器的操作点的质量劣化恢复的方法
US10256920B2 (en) 2015-01-25 2019-04-09 Valens Semiconductor Ltd. Mode-conversion digital canceller for high bandwidth differential signaling
US10171182B2 (en) 2015-01-25 2019-01-01 Valens Semiconductor Ltd. Sending known data to support fast convergence
KR102082960B1 (ko) 2016-01-25 2020-02-28 발렌스 세미컨덕터 엘티디. 한정된 재전송을 사용한 차동 간섭으로부터의 고속 복구
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

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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
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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
CN103181092B (zh) * 2010-10-15 2015-08-05 伊卡诺斯通讯公司 Dsl外部噪声降低方法、dsl线卡设备及向量dsl系统

Also Published As

Publication number Publication date
WO2014063116A3 (en) 2014-08-28
US20160365999A1 (en) 2016-12-15
EP2909984A4 (en) 2016-06-01
US20140112379A1 (en) 2014-04-24
EP2909984A2 (en) 2015-08-26
KR20150074058A (ko) 2015-07-01
WO2014063116A2 (en) 2014-04-24
CN104769900A (zh) 2015-07-08
JP2016500966A (ja) 2016-01-14
CA2888465A1 (en) 2014-04-24

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 6A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2536 DE 13-08-2019 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.