ES503541A0 - Una disposicion para ajustar un filtro digital adaptativo deequilibrado incluido en cada unidad de una pluralidad de unidades de abonado - Google Patents

Una disposicion para ajustar un filtro digital adaptativo deequilibrado incluido en cada unidad de una pluralidad de unidades de abonado

Info

Publication number
ES503541A0
ES503541A0 ES503541A ES503541A ES503541A0 ES 503541 A0 ES503541 A0 ES 503541A0 ES 503541 A ES503541 A ES 503541A ES 503541 A ES503541 A ES 503541A ES 503541 A0 ES503541 A0 ES 503541A0
Authority
ES
Spain
Prior art keywords
provision
adjust
unit
digital filter
subscriber units
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.)
Granted
Application number
ES503541A
Other languages
English (en)
Spanish (es)
Other versions
ES8301401A1 (es
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of ES8301401A1 publication Critical patent/ES8301401A1/es
Publication of ES503541A0 publication Critical patent/ES503541A0/es
Granted legal-status Critical Current

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
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H04B1/52—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/0045—Impedance matching networks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/0248—Filters characterised by a particular frequency response or filtering method
    • H03H17/0264—Filter sets with mutual related characteristics
    • H03H17/0266—Filter banks
    • 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
    • H04B1/586—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 an electronic circuit
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Networks Using Active Elements (AREA)
ES503541A 1980-07-01 1981-06-30 Una disposicion para ajustar un filtro digital adaptativo deequilibrado incluido en cada unidad de una pluralidad de unidades de abonado Granted ES503541A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8004848A SE419924B (sv) 1980-07-01 1980-07-01 Anordning for instellning av ett adaptivt digitalt balansfilter ingaende i en abonnentenhet

Publications (2)

Publication Number Publication Date
ES8301401A1 ES8301401A1 (es) 1982-11-16
ES503541A0 true ES503541A0 (es) 1982-11-16

Family

ID=20341344

Family Applications (1)

Application Number Title Priority Date Filing Date
ES503541A Granted ES503541A0 (es) 1980-07-01 1981-06-30 Una disposicion para ajustar un filtro digital adaptativo deequilibrado incluido en cada unidad de una pluralidad de unidades de abonado

Country Status (21)

Country Link
EP (1) EP0055279B1 (OSRAM)
JP (1) JPS57500907A (OSRAM)
KR (1) KR840002490B1 (OSRAM)
AR (1) AR226904A1 (OSRAM)
BR (1) BR8108897A (OSRAM)
CA (1) CA1170382A (OSRAM)
DE (1) DE3162279D1 (OSRAM)
DK (1) DK150435C (OSRAM)
ES (1) ES503541A0 (OSRAM)
FI (1) FI65151C (OSRAM)
GR (1) GR82632B (OSRAM)
HU (1) HU192075B (OSRAM)
IE (1) IE51865B1 (OSRAM)
IN (1) IN155930B (OSRAM)
IT (1) IT1137952B (OSRAM)
MX (1) MX149625A (OSRAM)
MY (1) MY8500574A (OSRAM)
NO (1) NO152529C (OSRAM)
SE (1) SE419924B (OSRAM)
WO (1) WO1982000230A1 (OSRAM)
YU (1) YU42573B (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3409877A1 (de) * 1984-03-17 1985-09-19 Neumann Elektronik GmbH, 4330 Mülheim Einrichtung zur optimalen anpassung einer gabelschaltung an eine fernmeldeleitung
DE3440591C2 (de) * 1984-11-07 1987-01-02 Neumann Elektronik GmbH, 4330 Mülheim Einrichtung zur optimalen Anpassung einer Gabelschaltung an eine Fernmeldeleitung
IT1259009B (it) * 1992-07-24 1996-03-11 Italtel Telematica Metodo e dispositivo per l'adattamento delle impedenze della terminazione di utente e dell'attacco di utente alla impedenza caratteristica della linea telefonica di utente
DE19921850A1 (de) * 1999-05-11 2000-11-16 Bosch Gmbh Robert Verfahren zur Fehlersuche bei analogen Teilnehmeranschlüssen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3982080A (en) * 1975-01-16 1976-09-21 Bell Telephone Laboratories, Incorporated Automatic cable balancing network
JPS5248949A (en) * 1975-10-17 1977-04-19 Nippon Hoso Kyokai <Nhk> Line impedance matching unit

Also Published As

Publication number Publication date
FI65151C (fi) 1984-03-12
YU163481A (en) 1983-06-30
FI822335A0 (fi) 1982-06-30
DK87582A (da) 1982-02-26
AR226904A1 (es) 1982-08-31
BR8108897A (pt) 1982-10-26
NO152529B (no) 1985-07-01
SE419924B (sv) 1981-08-31
HU192075B (en) 1987-05-28
DE3162279D1 (en) 1984-03-22
IE811267L (en) 1982-01-01
FI822335L (fi) 1982-06-30
ES8301401A1 (es) 1982-11-16
IE51865B1 (en) 1987-04-15
JPS57500907A (OSRAM) 1982-05-20
IT1137952B (it) 1986-09-10
DK150435B (da) 1987-02-23
NO820625L (no) 1982-02-26
IT8122609A0 (it) 1981-06-26
NO152529C (no) 1985-10-09
FI65151B (fi) 1983-11-30
CA1170382A (en) 1984-07-03
DK150435C (da) 1988-01-04
KR830007016A (ko) 1983-10-12
MX149625A (es) 1983-12-02
EP0055279A1 (en) 1982-07-07
GR82632B (OSRAM) 1985-02-07
MY8500574A (en) 1985-12-31
WO1982000230A1 (en) 1982-01-21
YU42573B (en) 1988-10-31
KR840002490B1 (ko) 1984-12-31
IN155930B (OSRAM) 1985-03-23
EP0055279B1 (en) 1984-02-15

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