ATE343872T1 - Hybridschaltung für breitbandmodem - Google Patents

Hybridschaltung für breitbandmodem

Info

Publication number
ATE343872T1
ATE343872T1 AT01400682T AT01400682T ATE343872T1 AT E343872 T1 ATE343872 T1 AT E343872T1 AT 01400682 T AT01400682 T AT 01400682T AT 01400682 T AT01400682 T AT 01400682T AT E343872 T1 ATE343872 T1 AT E343872T1
Authority
AT
Austria
Prior art keywords
nodes
impedance
node
transformer
leg
Prior art date
Application number
AT01400682T
Other languages
English (en)
Inventor
Herman Joris Casier
Olivier Latte
Patrick Wouters
Daniel Sallaerts
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Application granted granted Critical
Publication of ATE343872T1 publication Critical patent/ATE343872T1/de

Links

Classifications

    • 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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H04B1/58—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
    • H04B1/583—Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa using a bridge network
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0002—Modulated-carrier systems analog front ends; means for connecting modulators, demodulators or transceivers to a transmission line
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Selective Calling Equipment (AREA)
AT01400682T 2001-03-15 2001-03-15 Hybridschaltung für breitbandmodem ATE343872T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01400682A EP1241799B1 (de) 2001-03-15 2001-03-15 Hybridschaltung für Breitbandmodem

Publications (1)

Publication Number Publication Date
ATE343872T1 true ATE343872T1 (de) 2006-11-15

Family

ID=8182655

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01400682T ATE343872T1 (de) 2001-03-15 2001-03-15 Hybridschaltung für breitbandmodem

Country Status (6)

Country Link
US (2) US6771770B2 (de)
EP (1) EP1241799B1 (de)
JP (1) JP4141707B2 (de)
CN (1) CN100338883C (de)
AT (1) ATE343872T1 (de)
DE (1) DE60124067T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6681012B1 (en) * 1999-09-23 2004-01-20 Nortel Networks Limited Directional receiver coupling arrangement with frequency selectivity and gain control for DSL
ATE343872T1 (de) * 2001-03-15 2006-11-15 Cit Alcatel Hybridschaltung für breitbandmodem
US7254229B2 (en) * 2003-03-07 2007-08-07 Legerity, Inc. Method and apparatus for an active impedance feedback
EP1638282A1 (de) * 2004-09-15 2006-03-22 STMicroelectronics Belgium N.V. Leitungstreiber mit Ausgangsimpedanzsynthese für DSL-Transceivers
US7212627B2 (en) 2004-09-21 2007-05-01 Analog Devices, Inc. Line interface with analog echo cancellation
US7466746B2 (en) * 2005-06-09 2008-12-16 Teranetics, Inc. Single amplifier presale processing circuitry
US7684499B2 (en) * 2005-08-30 2010-03-23 2Wire, Inc. Multi-band line interface circuit with line side cancellation
US9252833B2 (en) 2012-05-07 2016-02-02 Broadcom Corporation Power efficient driver architecture
TWI500299B (zh) * 2013-02-27 2015-09-11 Realtek Semiconductor Corp 數位用戶迴路之傳收器及傳收方法
TWI730840B (zh) 2020-07-13 2021-06-11 瑞昱半導體股份有限公司 回音估計系統以及回音估計方法
US12058083B2 (en) * 2020-11-12 2024-08-06 Avago Technologies International Sales Pte. Limited Capacitive hybrid with PGA for full duplex transceivers
TWI819778B (zh) 2022-09-06 2023-10-21 瑞昱半導體股份有限公司 通訊系統、電子裝置以及回音雜訊消除能力判斷方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2734703A (en) * 1956-02-14 markusen
US3479468A (en) * 1967-03-10 1969-11-18 Bell Telephone Labor Inc Circuit for enabling simultaneous transmission in both directions on a two-wire line
US3973089A (en) * 1973-10-29 1976-08-03 General Electric Company Adaptive hybrid circuit
NL7903709A (nl) * 1979-05-11 1980-11-13 Philips Nv Vorkschakeling.
US5734703A (en) * 1993-05-26 1998-03-31 Hitachi Maxell, Ltd. Hybrid circuit and data communication apparatus
US6163579A (en) * 1998-03-04 2000-12-19 Analog Devices, Inc. Broadband modem transformer hybird
ATE343872T1 (de) * 2001-03-15 2006-11-15 Cit Alcatel Hybridschaltung für breitbandmodem

Also Published As

Publication number Publication date
DE60124067D1 (de) 2006-12-07
EP1241799A1 (de) 2002-09-18
US6771770B2 (en) 2004-08-03
JP4141707B2 (ja) 2008-08-27
DE60124067T2 (de) 2007-10-25
EP1241799B1 (de) 2006-10-25
CN1384612A (zh) 2002-12-11
US7127062B2 (en) 2006-10-24
JP2002290285A (ja) 2002-10-04
CN100338883C (zh) 2007-09-19
US20040218753A1 (en) 2004-11-04
US20020176569A1 (en) 2002-11-28

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Legal Events

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