ATE57802T1 - Ausgleichswiderstaende in symmetrischen mehrphasigen schaltungen. - Google Patents

Ausgleichswiderstaende in symmetrischen mehrphasigen schaltungen.

Info

Publication number
ATE57802T1
ATE57802T1 AT85300389T AT85300389T ATE57802T1 AT E57802 T1 ATE57802 T1 AT E57802T1 AT 85300389 T AT85300389 T AT 85300389T AT 85300389 T AT85300389 T AT 85300389T AT E57802 T1 ATE57802 T1 AT E57802T1
Authority
AT
Austria
Prior art keywords
resistors
capacitors
phase circuits
balancing resistors
balanced multi
Prior art date
Application number
AT85300389T
Other languages
English (en)
Inventor
Mumtaz Basta Gawargy
Original Assignee
Northern Telecom Ltd
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 Northern Telecom Ltd filed Critical Northern Telecom Ltd
Application granted granted Critical
Publication of ATE57802T1 publication Critical patent/ATE57802T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/18—Networks for phase shifting
    • H03H7/21—Networks for phase shifting providing two or more phase shifted output signals, e.g. n-phase output

Landscapes

  • Apparatuses And Processes For Manufacturing Resistors (AREA)
  • Networks Using Active Elements (AREA)
  • Non-Adjustable Resistors (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
  • Filters And Equalizers (AREA)
AT85300389T 1984-02-16 1985-01-21 Ausgleichswiderstaende in symmetrischen mehrphasigen schaltungen. ATE57802T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA000447590A CA1204176A (en) 1984-02-16 1984-02-16 Trimming resistances in symmetrical polyphase networks
EP85300389A EP0153019B1 (de) 1984-02-16 1985-01-21 Ausgleichswiderstände in symmetrischen mehrphasigen Schaltungen

Publications (1)

Publication Number Publication Date
ATE57802T1 true ATE57802T1 (de) 1990-11-15

Family

ID=4127215

Family Applications (1)

Application Number Title Priority Date Filing Date
AT85300389T ATE57802T1 (de) 1984-02-16 1985-01-21 Ausgleichswiderstaende in symmetrischen mehrphasigen schaltungen.

Country Status (6)

Country Link
US (1) US4647843A (de)
EP (1) EP0153019B1 (de)
JP (1) JPS60242709A (de)
AT (1) ATE57802T1 (de)
CA (1) CA1204176A (de)
DE (1) DE3580170D1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4857777A (en) * 1987-03-16 1989-08-15 General Electric Company Monolithic microwave phase shifting network
US5530722A (en) * 1992-10-27 1996-06-25 Ericsson Ge Mobile Communications Inc. Quadrature modulator with integrated distributed RC filters
US6211708B1 (en) * 1999-06-28 2001-04-03 Ericsson, Inc. Frequency doubling circuits, method, and systems including quadrature phase generators
US6388543B1 (en) * 2000-09-18 2002-05-14 Conexant Systems, Inc. System for eight-phase 45° polyphase filter with amplitude matching
EP1756947A1 (de) * 2004-06-07 2007-02-28 Koninklijke Philips Electronics N.V. Signalverarbeitungsanordnung mit filter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3267359A (en) * 1962-08-14 1966-08-16 North Atlantic Industries Phase slope compensator
US4123712A (en) * 1977-04-22 1978-10-31 Northern Telecom Limited Symmetrical polyphase network
US4181903A (en) * 1978-02-14 1980-01-01 Tektronix, Inc. Hybrid cascade attenuator
DE2903025C2 (de) * 1979-01-26 1983-05-05 Siemens AG, 1000 Berlin und 8000 München RC-Netzwerk

Also Published As

Publication number Publication date
CA1204176A (en) 1986-05-06
EP0153019A2 (de) 1985-08-28
JPS60242709A (ja) 1985-12-02
EP0153019B1 (de) 1990-10-24
US4647843A (en) 1987-03-03
EP0153019A3 (en) 1987-10-28
DE3580170D1 (de) 1990-11-29

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee