BR7405565A - Um circuito de entrada de a.f.sintonizavel para um receptor de televisao - Google Patents

Um circuito de entrada de a.f.sintonizavel para um receptor de televisao

Info

Publication number
BR7405565A
BR7405565A BR5565/74A BR556574A BR7405565A BR 7405565 A BR7405565 A BR 7405565A BR 5565/74 A BR5565/74 A BR 5565/74A BR 556574 A BR556574 A BR 556574A BR 7405565 A BR7405565 A BR 7405565A
Authority
BR
Brazil
Prior art keywords
sintonizable
input circuit
television receiver
television
receiver
Prior art date
Application number
BR5565/74A
Other languages
English (en)
Inventor
K Lohn
G Luetteke
W Zwijsen
Rooij K Van
P Groenewegen
H Weinerth
G Schiefer
L Bruntink
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of BR7405565A publication Critical patent/BR7405565A/pt

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D9/00—Demodulation or transference of modulation of modulated electromagnetic waves
    • H03D9/06—Transference of modulation using distributed inductance and capacitance
    • H03D9/0608—Transference of modulation using distributed inductance and capacitance by means of diodes
    • H03D9/0633—Transference of modulation using distributed inductance and capacitance by means of diodes mounted on a stripline circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1206—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification
    • H03B5/1218—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device using multiple transistors for amplification the generator being of the balanced type
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1231—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier comprising one or more bipolar transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1237—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator
    • H03B5/124—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance
    • H03B5/1243—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance the means comprising voltage variable capacitance diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1237—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator
    • H03B5/1256—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a variable inductance
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/18—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance
    • H03B5/1841—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a strip line resonator
    • H03B5/1847—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising distributed inductance and capacitance the frequency-determining element being a strip line resonator the active element in the amplifier being a semiconductor device
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1408—Balanced arrangements with diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/161—Multiple-frequency-changing all the frequency changers being connected in cascade
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/003—Circuit elements of oscillators
    • H03B2200/004—Circuit elements of oscillators including a variable capacitance, e.g. a varicap, a varactor or a variable capacitance of a diode or transistor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/003—Circuit elements of oscillators
    • H03B2200/0048—Circuit elements of oscillators including measures to switch the frequency band, e.g. by harmonic selection
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2200/00—Indexing scheme relating to details of oscillators covered by H03B
    • H03B2200/006—Functional aspects of oscillators
    • H03B2200/0098—Functional aspects of oscillators having a balanced output signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2201/00—Aspects of oscillators relating to varying the frequency of the oscillations
    • H03B2201/01—Varying the frequency of the oscillations by manual means
    • H03B2201/014—Varying the frequency of the oscillations by manual means the means being associated with an element comprising distributed inductances and capacitances
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B2201/00—Aspects of oscillators relating to varying the frequency of the oscillations
    • H03B2201/02—Varying the frequency of the oscillations by electronic means
    • H03B2201/0208—Varying the frequency of the oscillations by electronic means the means being an element with a variable capacitance, e.g. capacitance diode
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0001—Circuit elements of demodulators
    • H03D2200/0011—Diodes
    • H03D2200/0013—Diodes connected in a ring configuration
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0001—Circuit elements of demodulators
    • H03D2200/0023—Balun circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Superheterodyne Receivers (AREA)
BR5565/74A 1973-07-07 1974-07-05 Um circuito de entrada de a.f.sintonizavel para um receptor de televisao BR7405565A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2334570A DE2334570B1 (de) 1973-07-07 1973-07-07 Abstimmbare Hochfrequenz-Eingangsschaltungsanordnung fuer einen Fernsehempfaenger

Publications (1)

Publication Number Publication Date
BR7405565A true BR7405565A (pt) 1976-04-13

Family

ID=5886193

Family Applications (1)

Application Number Title Priority Date Filing Date
BR5565/74A BR7405565A (pt) 1973-07-07 1974-07-05 Um circuito de entrada de a.f.sintonizavel para um receptor de televisao

Country Status (11)

Country Link
US (1) US3939429A (pt)
JP (1) JPS5071215A (pt)
AT (1) AT346402B (pt)
BE (1) BE817332A (pt)
BR (1) BR7405565A (pt)
DE (1) DE2334570B1 (pt)
ES (1) ES428017A1 (pt)
FR (1) FR2236326B1 (pt)
GB (1) GB1476138A (pt)
IT (1) IT1014463B (pt)
NL (1) NL7408981A (pt)

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* Cited by examiner, † Cited by third party
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DE2536957C2 (de) * 1975-08-20 1983-05-11 Philips Patentverwaltung Gmbh, 2000 Hamburg Elektronisches Bauelement
US4150344A (en) * 1976-03-01 1979-04-17 Siemens Aktiengesellschaft Tunable microwave oscillator
IT1057837B (it) * 1976-04-05 1982-03-30 Indesit Dispositivo per la sintonizzazione di un televisore
FR2371821A1 (fr) * 1976-10-25 1978-06-16 Indesit Dispositif d'accord pour recepteur de television
IT1071537B (it) * 1976-10-25 1985-04-10 Indesit Dispositivo per la sintonizzazione di un televisione
IT1074274B (it) * 1976-10-25 1985-04-20 Indesit Dispositivo per la sintonizzazione di un televisore
JPS5384666A (en) * 1976-12-30 1978-07-26 Alps Electric Co Ltd Pll circuit
DE2727705C2 (de) * 1977-06-21 1985-07-18 Telefunken electronic GmbH, 7100 Heilbronn Fernseh-Empfängereingangsschaltung für den VHF- Band I und III-Frequenzbereich mit abwechselnder Bild- und Tonträgerfrequenzlage in den Empfangskanälen
GB2000926B (en) * 1977-07-05 1982-04-28 Texas Instruments Inc Channel selector for television receiver
US4156211A (en) * 1977-11-14 1979-05-22 Watkins-Johnson Company Thin film microwave voltage controlled oscillator
JPS54121609A (en) * 1978-03-15 1979-09-20 Hitachi Ltd Fm tuner
US4171515A (en) * 1978-08-09 1979-10-16 Tektronix, Inc. Mixer termination for flat frequency response
JPS55143848A (en) * 1979-04-26 1980-11-10 Matsushita Electric Ind Co Ltd Wide band receiving circuit
US4340975A (en) * 1979-10-09 1982-07-20 Matsushita Electric Industrial Company, Limited Microwave mixing circuit and a VHF-UHF tuner having the mixing circuit
JPS56106415A (en) * 1980-01-28 1981-08-24 Hitachi Ltd Double conversion type tuner
DE3136348A1 (de) * 1981-09-14 1983-03-24 Philips Patentverwaltung Gmbh, 2000 Hamburg Mikrowellen-oszillator in gegentaktschaltung
US4485355A (en) * 1982-02-02 1984-11-27 Texas Instruments Incorporated Switched geometry oscillator
US4499602A (en) * 1983-06-28 1985-02-12 Rca Corporation Double conversion tuner for broadcast and cable television channels
US4520507A (en) * 1983-10-24 1985-05-28 Zenith Electronics Corporation Low noise CATV converter
FR2561835B1 (fr) * 1984-03-26 1986-07-18 Adret Electronique Melangeur doublement equilibre a diodes comportant un modulateur en anneau dont chaque branche comporte une diode rapide classique en serie avec au moins une diode du genre " varactor "
JPH0628332B2 (ja) * 1984-06-05 1994-04-13 ソニー株式会社 受信機
JPH061886B2 (ja) * 1984-06-05 1994-01-05 ソニー株式会社 受信機
US4627100A (en) * 1984-12-28 1986-12-02 Regency Electronics, Inc. Wide band radio receiver
JPS61234104A (ja) * 1985-04-10 1986-10-18 Yuniden Kk 相互変調抑圧特性改善回路
US4763084A (en) * 1986-05-27 1988-08-09 Texas Instruments Incorporated Push-push dielectric resonator oscillator
JPS6289846U (pt) * 1986-07-24 1987-06-09
JP2563401B2 (ja) * 1987-11-30 1996-12-11 松下電器産業株式会社 受信装置
US5016242A (en) * 1988-11-01 1991-05-14 Gte Laboratories Incorporated Microwave subcarrier generation for fiber optic systems
US5231361A (en) * 1990-02-05 1993-07-27 Trw Inc. Voltage controlled push-push oscillator with parallel resonant tank circuits
WO1994028682A2 (fr) * 1993-05-24 1994-12-08 Alexandr Mikhailovich Vasiliev Selecteur toutes ondes de canaux de television avec synthetiseur de frequences
US6177964B1 (en) * 1997-08-01 2001-01-23 Microtune, Inc. Broadband integrated television tuner
US5734307A (en) * 1996-04-04 1998-03-31 Ericsson Inc. Distributed device for differential circuit
KR100223375B1 (ko) * 1997-06-11 1999-10-15 윤종용 마이크로웨이브 시스템에 사용하기 위한 주파수변환기
DE69834456T2 (de) 1997-07-25 2006-09-21 Matsushita Electric Industrial Co., Ltd., Kadoma Hochfrequenz-Oszillatorschaltung
JP3476663B2 (ja) * 1997-11-04 2003-12-10 アルプス電気株式会社 信号選択回路
GB2340681B (en) * 1998-08-14 2003-07-30 Mars Inc Oscillators
EP1145430B1 (en) * 1998-11-12 2004-09-15 Broadcom Corporation Integrated tuner architecture
DE19901751B4 (de) * 1999-01-18 2005-11-24 Rohde & Schwarz Gmbh & Co. Kg Mehrfachüberlagerungsstufe für einen Empfänger oder Spektrumanalysator
US6249190B1 (en) * 1999-08-25 2001-06-19 Conexant Systems, Inc. Differential oscillator
JP2002300487A (ja) * 2001-03-30 2002-10-11 Matsushita Electric Ind Co Ltd 受信装置
CN1471757A (zh) * 2001-05-11 2004-01-28 皇家菲利浦电子有限公司 集成调谐器电路
US7088979B1 (en) 2001-06-13 2006-08-08 Lsi Logic Corporation Triple conversion RF tuner with synchronous local oscillators
JP3906698B2 (ja) * 2002-01-31 2007-04-18 松下電器産業株式会社 高周波信号伝達装置とこれを用いた電子チューナ
US7304533B2 (en) * 2005-04-15 2007-12-04 Microtune (Texas), L.P. Integrated channel filter using multiple resonant filters and method of operation
JP5127362B2 (ja) * 2007-08-23 2013-01-23 三菱電機株式会社 ２倍波発振器
WO2009145686A1 (en) * 2008-05-30 2009-12-03 Telefonaktiebolaget Lm Ericsson (Publ) Dual-band voltage-controlled oscillator arrangement
US8294528B2 (en) * 2010-12-28 2012-10-23 Qualcomm Incorporated Wideband multi-mode VCO
US9793856B1 (en) * 2016-04-13 2017-10-17 Analog Devices Global Mixer with improved linearity
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FR1155123A (fr) * 1956-03-02 1958-04-23 Cie Ind Des Telephones Perfectionnements aux modulateurs en amplitude
DE1142631B (de) * 1959-07-15 1963-01-24 Loewe Opta Ag Fernsehempfangsschaltung
US3328694A (en) * 1964-10-01 1967-06-27 Collins Radio Co Bilateral transmit-receive function dual quad diode bridge-oscillator frequency translator circuit
US3534267A (en) * 1966-12-30 1970-10-13 Texas Instruments Inc Integrated 94 ghz. local oscillator and mixer
FR18773E (fr) * 1969-06-16 1914-07-04 Louis Paturel Turbine à gaz à combustion interne
US3582759A (en) * 1969-10-14 1971-06-01 John H Malloy Shielded balanced microwave analog multiplier
US3639840A (en) * 1969-11-28 1972-02-01 Spencer Kennedy Lab Inc Multicarrier transmission system
US3801915A (en) * 1971-03-04 1974-04-02 Magnavox Co Method and apparatus for converting electrical signals
NL7214941A (pt) * 1972-11-04 1974-05-07

Also Published As

Publication number Publication date
FR2236326A1 (pt) 1975-01-31
BE817332A (fr) 1975-01-06
JPS5071215A (pt) 1975-06-13
US3939429A (en) 1976-02-17
AT346402B (de) 1978-11-10
AU7098874A (en) 1976-01-08
NL7408981A (nl) 1975-01-09
IT1014463B (it) 1977-04-20
ES428017A1 (es) 1976-07-16
ATA558474A (de) 1978-03-15
GB1476138A (en) 1977-06-10
FR2236326B1 (pt) 1978-04-28
DE2334570B1 (de) 1975-03-06

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