NL6805767A - - Google Patents

Info

Publication number
NL6805767A
NL6805767A NL6805767A NL6805767A NL6805767A NL 6805767 A NL6805767 A NL 6805767A NL 6805767 A NL6805767 A NL 6805767A NL 6805767 A NL6805767 A NL 6805767A NL 6805767 A NL6805767 A NL 6805767A
Authority
NL
Netherlands
Application number
NL6805767A
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 filed Critical
Publication of NL6805767A publication Critical patent/NL6805767A/xx

Links

Classifications

    • 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
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
    • H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
    • H03J5/242—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
    • H03J5/244—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection using electronic means
NL6805767A 1967-04-29 1968-04-24 NL6805767A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEP0042041 1967-04-29

Publications (1)

Publication Number Publication Date
NL6805767A true NL6805767A (fr) 1968-10-30

Family

ID=7378273

Family Applications (2)

Application Number Title Priority Date Filing Date
NL6805623A NL6805623A (fr) 1967-04-29 1968-04-20
NL6805767A NL6805767A (fr) 1967-04-29 1968-04-24

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL6805623A NL6805623A (fr) 1967-04-29 1968-04-20

Country Status (6)

Country Link
US (2) US3526859A (fr)
AT (1) AT276493B (fr)
DE (1) DE1591364B1 (fr)
ES (2) ES353243A1 (fr)
FR (2) FR1559438A (fr)
NL (2) NL6805623A (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3715495A (en) * 1971-02-26 1973-02-06 Matsushita Electric Ind Co Ltd Signal seeking type auto-tuning television receiver
US3800239A (en) * 1972-11-24 1974-03-26 Texas Instruments Inc Current-canceling circuit
US3825858A (en) * 1973-02-23 1974-07-23 Hitachi Ltd Local oscillator for use in a vhf tuner for a television receiver
DE2828838C2 (de) * 1977-07-01 1983-10-20 Hitachi, Ltd., Tokyo HF-Eingangsschaltung für Fernsehempfänger
US4189678A (en) * 1977-08-18 1980-02-19 Sanyo Electric Co., Ltd. Combination VHF-UHF tuner for use in a television receiver
JPS6038063B2 (ja) * 1978-05-29 1985-08-29 株式会社日立製作所 テレビ用チュ−ナ回路
GB2025178B (en) * 1978-07-07 1982-09-02 Gen Instrument Corp Mixing and bandswitching in a multi-band tuner system
US4249255A (en) * 1978-11-30 1981-02-03 Rca Corporation Continuous tuning arrangement for a multiband television receiver
US4249132A (en) * 1978-11-30 1981-02-03 Rca Corporation Continuous tuning arrangement for a multiband television receiver
US4249256A (en) * 1978-11-30 1981-02-03 Rca Corporation Continuous tuning arrangement for a multiband television receiver
US4271529A (en) * 1980-03-20 1981-06-02 Zenith Radio Corporation Tunable resonant circuits for a multi-band VHF/UHF/CATV tuner
US4363135A (en) * 1980-10-27 1982-12-07 Zenith Radio Corporation Four band VHF varactor tuner
DE3321725A1 (de) * 1983-06-16 1984-12-20 Telefunken electronic GmbH, 7100 Heilbronn Tuner fuer wenigstens zwei frequenzbereiche
JPS61113437U (fr) * 1984-12-26 1986-07-17
US4703292A (en) * 1985-03-04 1987-10-27 Sony Corporation Tuning circuit apparatus
US5715528A (en) * 1996-02-08 1998-02-03 Ford Motor Company Converting capacitance to inductance in a floating resonant
EP1247331B1 (fr) * 1999-12-14 2006-09-06 Broadcom Corporation Technique de repliement de varactor pour reduction de bruit de phase dans des oscillateurs electroniques
US6583675B2 (en) * 2001-03-20 2003-06-24 Broadcom Corporation Apparatus and method for phase lock loop gain control using unit current sources
CA2490396A1 (fr) * 2004-12-16 2006-06-16 Galt Display Rack Co. Ltd. Presentoir a tapis
JP2007068069A (ja) * 2005-09-02 2007-03-15 Alps Electric Co Ltd 同調回路

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1248758B (fr) * 1967-08-21
DE890194C (de) * 1941-01-21 1953-09-17 Aeg Rueckgekoppelter Roehrengenerator zur gleichzeitigen Erzeugung mehrerer Frequenzen
BE521745A (fr) * 1952-08-22
US3103637A (en) * 1958-11-19 1963-09-10 Rca Corp Wide band electric tuning utilizing diodes
US3118116A (en) * 1959-01-30 1964-01-14 Raytheon Co Oscillator frequency selecting circuits
DE1196730B (de) * 1964-09-02 1965-07-15 Telefunken Patent Abstimmvorrichtung fuer hochfrequente elektrische Schwingungen
DE1225715B (de) * 1965-05-22 1966-09-29 Telefunken Patent Schaltungsanordnung zur elektronischen Abstimmung eines UEberlagerungsempfaengers
DE1240955B (de) * 1965-12-08 1967-05-24 Graetz Kommanditgesellschaft Schwingkreisanordnung

Also Published As

Publication number Publication date
DE1591364B1 (de) 1970-08-20
ES353243A1 (es) 1969-10-01
ES353242A1 (es) 1969-10-01
FR1559438A (fr) 1969-03-07
US3564423A (en) 1971-02-16
NL6805623A (fr) 1968-10-30
AT276493B (de) 1969-11-25
US3526859A (en) 1970-09-01
FR1559439A (fr) 1969-03-07

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