EP1325605A4 - Systeme de filtrage et procede correspondant permettant de supprimer un brouillage sur un canal multiplexe par repartition en frequence - Google Patents

Systeme de filtrage et procede correspondant permettant de supprimer un brouillage sur un canal multiplexe par repartition en frequence

Info

Publication number
EP1325605A4
EP1325605A4 EP00957358A EP00957358A EP1325605A4 EP 1325605 A4 EP1325605 A4 EP 1325605A4 EP 00957358 A EP00957358 A EP 00957358A EP 00957358 A EP00957358 A EP 00957358A EP 1325605 A4 EP1325605 A4 EP 1325605A4
Authority
EP
European Patent Office
Prior art keywords
frequency
filter system
division multiplexed
suppress interference
multiplexed channel
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.)
Withdrawn
Application number
EP00957358A
Other languages
German (de)
English (en)
Other versions
EP1325605A1 (fr
Inventor
Thomas J Bingel
Gorden Bremer
Ramon B Hazen
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.)
Paradyne Corp
Original Assignee
Paradyne Corp
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 Paradyne Corp filed Critical Paradyne Corp
Publication of EP1325605A1 publication Critical patent/EP1325605A1/fr
Publication of EP1325605A4 publication Critical patent/EP1325605A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)
EP00957358A 2000-08-10 2000-08-10 Systeme de filtrage et procede correspondant permettant de supprimer un brouillage sur un canal multiplexe par repartition en frequence Withdrawn EP1325605A4 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2000/021820 WO2002015539A1 (fr) 2000-08-10 2000-08-10 Systeme de filtrage et procede correspondant permettant de supprimer un brouillage sur un canal multiplexe par repartition en frequence

Publications (2)

Publication Number Publication Date
EP1325605A1 EP1325605A1 (fr) 2003-07-09
EP1325605A4 true EP1325605A4 (fr) 2005-06-22

Family

ID=21741668

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00957358A Withdrawn EP1325605A4 (fr) 2000-08-10 2000-08-10 Systeme de filtrage et procede correspondant permettant de supprimer un brouillage sur un canal multiplexe par repartition en frequence

Country Status (3)

Country Link
EP (1) EP1325605A4 (fr)
AU (1) AU2000268991A1 (fr)
WO (1) WO2002015539A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005003258B3 (de) 2005-01-24 2006-05-18 Infineon Technologies Ag Schaltungsanordnung zum Begrenzen eines Klingelstroms
US8300373B2 (en) * 2008-06-26 2012-10-30 Bourns, Inc. Voltage triggered transient blocking unit
ITAN20100015A1 (it) * 2010-02-15 2010-05-17 Stefano Marchetti Filtro telefonico simmetrico per sistemi xdsl
US20130281913A1 (en) 2012-04-20 2013-10-24 Klox Technologies Inc. Biophotonic compositions and methods for providing biophotonic treatment
CA2916337C (fr) 2013-07-03 2022-03-22 Klox Technologies Inc. Compositions biophotoniques comprenant un chromophore et un agent gelifiant pour traiter des plaies

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4200898A (en) * 1978-06-19 1980-04-29 The United States Of America As Represented By The Secretary Of The Navy Current limiter
US4533970A (en) * 1983-06-27 1985-08-06 Motorola, Inc. Series current limiter
DE3804250C1 (en) * 1988-02-11 1989-07-27 Siemens Ag, 1000 Berlin Und 8000 Muenchen, De Circuit arrangement for a current limiter
US5623543A (en) * 1994-02-01 1997-04-22 British Telecommunications Public Limited Company Two port signalling voltages filter arrangement

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7805232A (nl) * 1978-05-16 1979-11-20 Philips Nv Werkwijze voor het reduceren van interferentiekomponenten in een frequentiegemoduleerd signaal en inrichting voor het uitvoeren van deze werkwijze.
US5673325A (en) * 1992-10-29 1997-09-30 Andrea Electronics Corporation Noise cancellation apparatus
US5974139A (en) * 1997-03-07 1999-10-26 Bellsouth Corporation Line isolation device for asymmetrical digital subscriber line

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4200898A (en) * 1978-06-19 1980-04-29 The United States Of America As Represented By The Secretary Of The Navy Current limiter
US4533970A (en) * 1983-06-27 1985-08-06 Motorola, Inc. Series current limiter
DE3804250C1 (en) * 1988-02-11 1989-07-27 Siemens Ag, 1000 Berlin Und 8000 Muenchen, De Circuit arrangement for a current limiter
US5623543A (en) * 1994-02-01 1997-04-22 British Telecommunications Public Limited Company Two port signalling voltages filter arrangement

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO0215539A1 *

Also Published As

Publication number Publication date
AU2000268991A1 (en) 2002-02-25
WO2002015539A1 (fr) 2002-02-21
EP1325605A1 (fr) 2003-07-09

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20030310

AK Designated contracting states

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A4 Supplementary search report drawn up and despatched

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Effective date: 20050503