FI67980C - Koppling foer ett foer mikrovaogsfrekvenser avstaembart filtersamt foerverkligande av densamma - Google Patents

Koppling foer ett foer mikrovaogsfrekvenser avstaembart filtersamt foerverkligande av densamma Download PDF

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Publication number
FI67980C
FI67980C FI833732A FI833732A FI67980C FI 67980 C FI67980 C FI 67980C FI 833732 A FI833732 A FI 833732A FI 833732 A FI833732 A FI 833732A FI 67980 C FI67980 C FI 67980C
Authority
FI
Finland
Prior art keywords
series
inductance
circuit
capacitance
foer
Prior art date
Application number
FI833732A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI833732A0 (fi
FI67980B (fi
Inventor
Simo Murtojaervi
Original Assignee
Salora Oy
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 Salora Oy filed Critical Salora Oy
Priority to FI833732A priority Critical patent/FI67980C/fi
Publication of FI833732A0 publication Critical patent/FI833732A0/fi
Priority to DE19843416225 priority patent/DE3416225A1/de
Priority to GB8411247A priority patent/GB2148067A/en
Priority to EP84306501A priority patent/EP0138438A3/de
Application granted granted Critical
Publication of FI67980B publication Critical patent/FI67980B/fi
Publication of FI67980C publication Critical patent/FI67980C/fi

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
    • H03H7/01—Frequency selective two-port networks
    • 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
    • H03H7/01—Frequency selective two-port networks
    • H03H7/17—Structural details of sub-circuits of frequency selective networks
    • H03H7/1741—Comprising typical LC combinations, irrespective of presence and location of additional resistors
    • H03H7/1791—Combined LC in shunt or branch path
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/16—Tuning without displacement of reactive element, e.g. by varying permeability
    • H03J3/18—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance
    • H03J3/185—Tuning without displacement of reactive element, e.g. by varying permeability by discharge tube or semiconductor device simulating variable reactance with varactors, i.e. voltage variable reactive diodes
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0213—Electrical arrangements not otherwise provided for
    • H05K1/0237—High frequency adaptations
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/18—Printed circuits structurally associated with non-printed electric components

Landscapes

  • Filters And Equalizers (AREA)
FI833732A 1983-10-13 1983-10-13 Koppling foer ett foer mikrovaogsfrekvenser avstaembart filtersamt foerverkligande av densamma FI67980C (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI833732A FI67980C (fi) 1983-10-13 1983-10-13 Koppling foer ett foer mikrovaogsfrekvenser avstaembart filtersamt foerverkligande av densamma
DE19843416225 DE3416225A1 (de) 1983-10-13 1984-05-02 Schaltung eines auf mikrowellenfrequenzen abstimmbaren filters mit ausfuehrungsbeispiel
GB8411247A GB2148067A (en) 1983-10-13 1984-05-02 Circuitry of a filter tunable to microwave frequencies, and implementation of the same
EP84306501A EP0138438A3 (de) 1983-10-13 1984-09-24 Bis zur Hyperfrequenz abstimmbare Filterschaltung und deren Ausführung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI833732A FI67980C (fi) 1983-10-13 1983-10-13 Koppling foer ett foer mikrovaogsfrekvenser avstaembart filtersamt foerverkligande av densamma
FI833732 1983-10-13

Publications (3)

Publication Number Publication Date
FI833732A0 FI833732A0 (fi) 1983-10-13
FI67980B FI67980B (fi) 1985-02-28
FI67980C true FI67980C (fi) 1985-06-10

Family

ID=8517906

Family Applications (1)

Application Number Title Priority Date Filing Date
FI833732A FI67980C (fi) 1983-10-13 1983-10-13 Koppling foer ett foer mikrovaogsfrekvenser avstaembart filtersamt foerverkligande av densamma

Country Status (4)

Country Link
EP (1) EP0138438A3 (de)
DE (1) DE3416225A1 (de)
FI (1) FI67980C (de)
GB (1) GB2148067A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2610765B1 (fr) * 1987-02-11 1989-02-17 Alcatel Thomson Faisceaux Filtre hyperfrequence accordable
FR2633467B1 (fr) * 1988-06-24 1990-08-24 Thomson Csf Multiplicateur de frequence a rang de multiplication programmable
GB2244403A (en) * 1989-08-30 1991-11-27 Jeremy Kenneth Arthur Everard A high Q helical resonator
JPH09162766A (ja) * 1995-12-04 1997-06-20 Alps Electric Co Ltd 衛星放送受信チューナ

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1591789A1 (de) * 1967-04-17 1971-03-04 Stassfurt Fernsehgeraete Abstimmeinheit fuer hochfrequente elektrische Schwingungen,insbesondere fuer Fernsehrundfunksignale
US3659205A (en) * 1967-10-30 1972-04-25 Texas Instruments Inc Varactor tuned microstrip tuner
DE2341220A1 (de) * 1973-08-16 1975-02-20 Licentia Gmbh Abstimmbares, induktiv gekoppeltes bandfilter
DE2909319C2 (de) * 1979-03-09 1982-10-14 Blaupunkt-Werke Gmbh, 3200 Hildesheim Tuner
US4399559A (en) * 1980-05-30 1983-08-16 Rca Corporation Voltage controlled tuner with voltage variable frequency selective arrangements controlled in response to a control voltage generated independently of the tuning voltage

Also Published As

Publication number Publication date
EP0138438A3 (de) 1986-10-29
GB8411247D0 (en) 1984-06-06
GB2148067A (en) 1985-05-22
FI833732A0 (fi) 1983-10-13
DE3416225A1 (de) 1985-04-25
EP0138438A2 (de) 1985-04-24
FI67980B (fi) 1985-02-28

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: SALORA OY