DK1780969T3 - Dæmpning af radiofrekvensinterferens i transmission af multibærerbølger - Google Patents

Dæmpning af radiofrekvensinterferens i transmission af multibærerbølger

Info

Publication number
DK1780969T3
DK1780969T3 DK07000779.4T DK07000779T DK1780969T3 DK 1780969 T3 DK1780969 T3 DK 1780969T3 DK 07000779 T DK07000779 T DK 07000779T DK 1780969 T3 DK1780969 T3 DK 1780969T3
Authority
DK
Denmark
Prior art keywords
attenuation
transmission
radio frequency
carrier waves
frequency interference
Prior art date
Application number
DK07000779.4T
Other languages
English (en)
Inventor
Marcos C Tzannes
Fernando Ramirez-Mireles
Original Assignee
Lantiq Deutschland Gmbh
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 Lantiq Deutschland Gmbh filed Critical Lantiq Deutschland Gmbh
Application granted granted Critical
Publication of DK1780969T3 publication Critical patent/DK1780969T3/da

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • 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
    • 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
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058—Allocation criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058—Allocation criteria
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058—Allocation criteria
    • H04L5/0062—Avoidance of ingress interference, e.g. ham radio channels
    • 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
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/2209—Arrangements for supervision, monitoring or testing for lines also used for data transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Noise Elimination (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Transceivers (AREA)
DK07000779.4T 2000-06-09 2001-06-08 Dæmpning af radiofrekvensinterferens i transmission af multibærerbølger DK1780969T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US21055600P 2000-06-09 2000-06-09
EP01944664A EP1287654B1 (en) 2000-06-09 2001-06-08 Mitigation of radio frequency interference in multicarrier transmission

Publications (1)

Publication Number Publication Date
DK1780969T3 true DK1780969T3 (da) 2010-07-12

Family

ID=22783373

Family Applications (1)

Application Number Title Priority Date Filing Date
DK07000779.4T DK1780969T3 (da) 2000-06-09 2001-06-08 Dæmpning af radiofrekvensinterferens i transmission af multibærerbølger

Country Status (11)

Country Link
US (6) US6556623B2 (da)
EP (3) EP1780969B1 (da)
JP (3) JP4311528B2 (da)
KR (2) KR101102188B1 (da)
AT (2) ATE463112T1 (da)
AU (2) AU6705101A (da)
CA (1) CA2411364C (da)
DE (2) DE60141722D1 (da)
DK (1) DK1780969T3 (da)
HK (1) HK1103881A1 (da)
WO (1) WO2001095580A2 (da)

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JP2001069046A (ja) * 1999-08-30 2001-03-16 Fujitsu Ltd 送受信システムおよび受信装置
AU6705101A (en) * 2000-06-09 2001-12-17 Aware Inc Systems and methods for a multi-carrier transceiver with radio frequency interference reduction
CA2314405A1 (en) * 2000-07-24 2002-01-24 Catena Networks Canada Inc. An improved 8 bits/symbol messaging scheme for g.lite.bis and g.dmt.bis
US6922397B1 (en) * 2001-01-16 2005-07-26 Broadcom Corporation Selectable training signals based on stored previous connection information for DMT-based system
US7088787B2 (en) * 2001-09-24 2006-08-08 Atheros Communications, Inc. Post-FFT scaling to reduce multiple effects
EP1318642A1 (en) * 2001-12-07 2003-06-11 BRITISH TELECOMMUNICATIONS public limited company Cancellation of interference in mutlicarrier receivers
US7295586B2 (en) * 2002-02-21 2007-11-13 Finisar Corporation Carbon doped GaAsSb suitable for use in tunnel junctions of long-wavelength VCSELs
US7120211B2 (en) 2002-03-21 2006-10-10 Conexant, Inc. Adaptive RFI canceller for DSL
CA2380246A1 (en) * 2002-04-04 2003-10-04 Catena Networks Canada Inc. Crosstalk masking for digital subscriber loops
US20040114676A1 (en) * 2002-12-13 2004-06-17 Texas Instruments Incorporated Upstream signal optimizer with a transmitter employing the same and a method of optimizing an upstream signal
KR100502419B1 (ko) * 2002-12-30 2005-07-20 삼성전자주식회사 수신 이득을 자동으로 조정할 수 있는 비대칭 디지털가입자망 시스템 및 그 방법
JP4686445B2 (ja) * 2003-04-08 2011-05-25 エーシーエヌ・アドヴァンスト・コミュニケーションズ・ネットワークス・エスエー データ通信のための方法
JP2005057449A (ja) * 2003-08-01 2005-03-03 Matsushita Electric Ind Co Ltd Ａｄｓｌモデム装置及びその通信方法
GB0327041D0 (en) * 2003-11-21 2003-12-24 Roke Manor Research Apparatus and methods
US20060059049A1 (en) * 2004-09-16 2006-03-16 Morris Robert P Method and system for providing a path through a store to items associated with a task
US7593494B1 (en) 2004-09-23 2009-09-22 Adtran, Inc. System and method for canceling impulse noise
CN1753493A (zh) * 2004-09-24 2006-03-29 松下电器产业株式会社 无线多媒体通信系统的跨层联合方法
DE102004047718B4 (de) * 2004-09-30 2009-01-02 Infineon Technologies Ag Verfahren und Empfängerschaltung zur Reduzierung von RFI-Störungen
US7809076B1 (en) * 2005-03-11 2010-10-05 Adtran, Inc. Adaptive interference canceling system and method
US8571070B2 (en) 2005-12-02 2013-10-29 Broadcom Corporation Method and system for speed negotiation for twisted pair links in fibre channel sytems
US8340279B2 (en) * 2006-10-05 2012-12-25 Adaptive Spectrum And Signal Alignment, Inc. Interference cancellation system
CN101536446A (zh) * 2006-11-02 2009-09-16 Lm爱立信电话有限公司 用于降低papr的子载波激活和去激活
US8160187B1 (en) 2007-04-05 2012-04-17 Adtran, Inc. Systems and methods for canceling crosstalk from digital multi-tone (DMT) signals
US8280335B2 (en) * 2008-06-30 2012-10-02 Intel Corporation Dynamic RFI detection
US8701150B2 (en) * 2008-08-27 2014-04-15 At&T Intellectual Property I, Lp Apparatus and method for managing digital television operations
US8335246B2 (en) 2010-08-11 2012-12-18 Sunrise Mirco Devices, Inc. Smart grid radio-frequency interference (RFI) detection

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI940705A (fi) * 1993-09-14 1995-03-15 Nokia Telecommunications Oy Menetelmä tukiaseman radiokanavien valvomiseksi
US5726978A (en) * 1995-06-22 1998-03-10 Telefonaktiebolaget L M Ericsson Publ. Adaptive channel allocation in a frequency division multiplexed system
US6035000A (en) * 1996-04-19 2000-03-07 Amati Communications Corporation Mitigating radio frequency interference in multi-carrier transmission systems
US6014412A (en) 1996-04-19 2000-01-11 Amati Communications Corporation Digital radio frequency interference canceller
KR100456759B1 (ko) * 1996-04-19 2005-05-18 아마티 커뮤니케이션즈 코포레이션 무선주파수노이즈소거기
DE69717121D1 (de) * 1996-09-02 2002-12-19 St Microelectronics Nv Verbesserungen bei, oder in bezug auf, mehrträgerübertragungssysteme
SE511521C3 (sv) * 1997-11-18 1999-11-22 Telia Ab Foerbaettringar av eller med avseende paa abonnentledningstransmissionssystem
JP3319422B2 (ja) 1998-05-08 2002-09-03 日本電気株式会社 マルチキャリア伝送システム、マルチキャリア伝送方法
US7039120B1 (en) * 1998-11-30 2006-05-02 Canon Kabushiki Kaisha Device and method for the dynamic allocation of frequencies for multicarrier modulation systems
US6985548B1 (en) * 1999-02-03 2006-01-10 Conexant Systems, Inc. System and method for timing recovery in a discrete multi-tone system
US6829307B1 (en) * 1999-02-24 2004-12-07 The Board Of Trustees Of Leland Stanford Junior University Express bit swapping in a multicarrier transmission system
US6577598B1 (en) * 1999-04-07 2003-06-10 Legerity Methods and apparatus for channel adaptation in a DMT based system
AU6705101A (en) * 2000-06-09 2001-12-17 Aware Inc Systems and methods for a multi-carrier transceiver with radio frequency interference reduction

Also Published As

Publication number Publication date
HK1103881A1 (en) 2007-12-28
DE60126080D1 (de) 2007-03-08
US20090122977A1 (en) 2009-05-14
KR101102188B1 (ko) 2012-01-02
KR20100120228A (ko) 2010-11-12
EP1287654B1 (en) 2007-01-17
US6556623B2 (en) 2003-04-29
US8175140B2 (en) 2012-05-08
EP2192736A2 (en) 2010-06-02
AU2001267051B2 (en) 2004-11-11
US20060233227A1 (en) 2006-10-19
JP2003536325A (ja) 2003-12-02
US20020041643A1 (en) 2002-04-11
JP4311528B2 (ja) 2009-08-12
US20030118088A1 (en) 2003-06-26
DE60126080T2 (de) 2007-06-06
EP1780969B1 (en) 2010-03-31
US20060098724A1 (en) 2006-05-11
ATE352157T1 (de) 2007-02-15
CA2411364A1 (en) 2001-12-13
WO2001095580A2 (en) 2001-12-13
CA2411364C (en) 2011-01-04
EP2192736A3 (en) 2010-06-23
JP2011176864A (ja) 2011-09-08
US20040057508A1 (en) 2004-03-25
JP4754604B2 (ja) 2011-08-24
JP2008295066A (ja) 2008-12-04
KR101026055B1 (ko) 2011-04-04
AU6705101A (en) 2001-12-17
DE60141722D1 (de) 2010-05-12
KR20030010678A (ko) 2003-02-05
EP2192736B1 (en) 2020-10-28
WO2001095580A3 (en) 2002-04-25
EP1780969A1 (en) 2007-05-02
ATE463112T1 (de) 2010-04-15
EP1287654A2 (en) 2003-03-05

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