DE60040477D1 - ADSL Filter - Google Patents

ADSL Filter

Info

Publication number
DE60040477D1
DE60040477D1 DE60040477T DE60040477T DE60040477D1 DE 60040477 D1 DE60040477 D1 DE 60040477D1 DE 60040477 T DE60040477 T DE 60040477T DE 60040477 T DE60040477 T DE 60040477T DE 60040477 D1 DE60040477 D1 DE 60040477D1
Authority
DE
Germany
Prior art keywords
filter
correction circuit
return loss
loss correction
solid state
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.)
Expired - Lifetime
Application number
DE60040477T
Other languages
English (en)
Inventor
Bruce Francis Orr
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.)
Alcatel Lucent SAS
Original Assignee
Alcatel Lucent SAS
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 Alcatel Lucent SAS filed Critical Alcatel Lucent SAS
Application granted granted Critical
Publication of DE60040477D1 publication Critical patent/DE60040477D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/30—Modifications for providing a predetermined threshold before switching
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/68—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors specially adapted for switching ac currents or voltages
    • 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
    • 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
    • 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)
  • Power Engineering (AREA)
  • Filters And Equalizers (AREA)
  • Lubricants (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Telephonic Communication Services (AREA)
  • Telephone Function (AREA)
DE60040477T 1999-10-14 2000-08-24 ADSL Filter Expired - Lifetime DE60040477D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU54014/99A AU5401499A (en) 1999-10-14 1999-10-14 ADSL filter
PCT/AU2000/000995 WO2001028088A1 (en) 1999-10-14 2000-08-24 Adsl filter

Publications (1)

Publication Number Publication Date
DE60040477D1 true DE60040477D1 (de) 2008-11-20

Family

ID=3740036

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60040477T Expired - Lifetime DE60040477D1 (de) 1999-10-14 2000-08-24 ADSL Filter

Country Status (7)

Country Link
US (2) US6952128B1 (de)
EP (1) EP1230733B1 (de)
AT (1) ATE410885T1 (de)
AU (2) AU5401499A (de)
DE (1) DE60040477D1 (de)
ES (1) ES2313901T3 (de)
WO (1) WO2001028088A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU5401499A (en) * 1999-10-14 2001-04-26 Alcatel ADSL filter
KR20030082016A (ko) * 2002-04-15 2003-10-22 임성호 고속 디지털 가입자 라인을 위한 선로 종단기
DE10240140A1 (de) * 2002-08-30 2004-03-25 Siemens Ag Kommunikationsanordnung und Übertragungseinheit zur Informationsübermittlung über zumindest eine Übertragungsleitung sowie eine an die Übertragungseinheit anschließbare Schaltungsanordnung
US7417409B2 (en) * 2005-03-07 2008-08-26 One More Time Llc Power losses reduction in switching power converters
EP1783996B1 (de) 2005-11-04 2010-04-21 Alcatel Lucent Verbesserter ADSL Verteiler

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2030765B (en) * 1978-10-02 1983-04-27 Lumenition Ltd Darlington transistor pairs
US5006734A (en) * 1990-01-31 1991-04-09 Hewlett-Packard Company Bidirectional current limiting circuit
US5349242A (en) 1990-11-15 1994-09-20 Kabushiki Kaisha Toshiba Bidirectional switch circuit with automatic return-current path selector
JP3352840B2 (ja) * 1994-03-14 2002-12-03 株式会社東芝 逆並列接続型双方向性半導体スイッチ
EP0677938A1 (de) * 1994-04-14 1995-10-18 ALCATEL BELL Naamloze Vennootschap Signalkoppler
US6078794A (en) * 1997-02-19 2000-06-20 Motorola, Inc. Impedance matching for a dual band power amplifier
US6101216A (en) * 1997-10-03 2000-08-08 Rockwell International Corporation Splitterless digital subscriber line communication system
US5977835A (en) 1998-02-06 1999-11-02 Adc Telecommunications, Inc. Method and circuit arrangement for reducing passband ripple of a bandpass filter
EP0942578A3 (de) * 1998-03-12 2002-01-30 Westell Technologies, Inc. Filter mit zwei Moden für ADSL
US6144735A (en) * 1998-03-12 2000-11-07 Westell Technologies, Inc. Filters for a digital subscriber line system for voice communication over a telephone line
EP0967736B1 (de) * 1998-06-26 2006-10-18 Alcatel Filtervorrichtung
DE19851872C2 (de) 1998-11-10 2001-02-22 Vacuumschmelze Gmbh Tiefpaß für eine ADSL-Frequenzweiche
GB2344689A (en) * 1998-12-07 2000-06-14 Ericsson Telefon Ab L M Analogue switch
AUPQ480699A0 (en) * 1999-12-23 2000-02-03 Alcatel A bidirectional bipolar transistor switch arrangement
AU5401499A (en) * 1999-10-14 2001-04-26 Alcatel ADSL filter

Also Published As

Publication number Publication date
WO2001028088A1 (en) 2001-04-19
US7113575B2 (en) 2006-09-26
EP1230733A1 (de) 2002-08-14
AU5401499A (en) 2001-04-26
US20050007214A1 (en) 2005-01-13
EP1230733B1 (de) 2008-10-08
EP1230733A4 (de) 2007-02-14
ATE410885T1 (de) 2008-10-15
AU6549900A (en) 2001-04-23
ES2313901T3 (es) 2009-03-16
US6952128B1 (en) 2005-10-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition