FR2451133A1 - Dispositif d'accord - Google Patents

Dispositif d'accord

Info

Publication number
FR2451133A1
FR2451133A1 FR8000166A FR8000166A FR2451133A1 FR 2451133 A1 FR2451133 A1 FR 2451133A1 FR 8000166 A FR8000166 A FR 8000166A FR 8000166 A FR8000166 A FR 8000166A FR 2451133 A1 FR2451133 A1 FR 2451133A1
Authority
FR
France
Prior art keywords
stage
mixer
output
amplifier
tuner
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
FR8000166A
Other languages
English (en)
French (fr)
Other versions
FR2451133B3 (OSRAM
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.)
Blaupunkt Werke GmbH
Original Assignee
Blaupunkt Werke GmbH
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 Blaupunkt Werke GmbH filed Critical Blaupunkt Werke GmbH
Publication of FR2451133A1 publication Critical patent/FR2451133A1/fr
Application granted granted Critical
Publication of FR2451133B3 publication Critical patent/FR2451133B3/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H03F3/193—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Noise Elimination (AREA)
  • Filters And Equalizers (AREA)
FR8000166A 1979-03-09 1980-01-04 Dispositif d'accord Granted FR2451133A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2909319A DE2909319C2 (de) 1979-03-09 1979-03-09 Tuner

Publications (2)

Publication Number Publication Date
FR2451133A1 true FR2451133A1 (fr) 1980-10-03
FR2451133B3 FR2451133B3 (OSRAM) 1981-10-30

Family

ID=6064968

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8000166A Granted FR2451133A1 (fr) 1979-03-09 1980-01-04 Dispositif d'accord

Country Status (6)

Country Link
JP (1) JPS55138930A (OSRAM)
DE (1) DE2909319C2 (OSRAM)
ES (1) ES489321A1 (OSRAM)
FR (1) FR2451133A1 (OSRAM)
IT (1) IT1129731B (OSRAM)
ZA (1) ZA801348B (OSRAM)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0059268A1 (de) * 1981-02-25 1982-09-08 Blaupunkt-Werke GmbH Tuner für Fernsehempfangsgerät
EP0138438A3 (en) * 1983-10-13 1986-10-29 Salora Oy Filter circuit tunable to microwave frequency, and implementation of the same
EP0269428A3 (en) * 1986-11-26 1989-08-23 Rca Licensing Corporation Fet tuner
EP0584717A1 (en) * 1992-08-28 1994-03-02 Thomson Consumer Electronics, Inc. Television receiver tuning circuit

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4662001A (en) * 1985-08-15 1987-04-28 Zenith Electronics Corporation Tunable notch filter for image frequency and conducted local oscillator leakage rejection
JPH0993091A (ja) * 1995-09-25 1997-04-04 Alps Electric Co Ltd テレビジョンチューナ入力同調回路
US5767726A (en) * 1996-10-21 1998-06-16 Lucent Technologies Inc. Four terminal RF mixer device
WO2006047294A1 (en) * 2004-10-22 2006-05-04 University Of Florida Research Foundation, Inc. Frequency tunable low noise amplifier

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1171032B (de) * 1961-11-13 1964-05-27 Telefunken Patent Anordnung zur elektronischen Abstimmung und zur automatischen Scharfabstimmung
DE2701353A1 (de) * 1977-01-14 1978-08-10 Licentia Gmbh Mischstufe mit kapazitiver einkopplung der oszillatorfrequenz

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0059268A1 (de) * 1981-02-25 1982-09-08 Blaupunkt-Werke GmbH Tuner für Fernsehempfangsgerät
EP0138438A3 (en) * 1983-10-13 1986-10-29 Salora Oy Filter circuit tunable to microwave frequency, and implementation of the same
EP0269428A3 (en) * 1986-11-26 1989-08-23 Rca Licensing Corporation Fet tuner
EP0584717A1 (en) * 1992-08-28 1994-03-02 Thomson Consumer Electronics, Inc. Television receiver tuning circuit
US5428828A (en) * 1992-08-28 1995-06-27 Thomson Consumer Electronics, Inc. Television receiver tuning circuit
CN1037226C (zh) * 1992-08-28 1998-01-28 汤姆森消费电子有限公司 电视接收机的调谐电路
EP1049255A3 (en) * 1992-08-28 2000-12-06 Thomson Consumer Electronics, Inc. Television receiver tuning circuit

Also Published As

Publication number Publication date
ES489321A1 (es) 1980-08-16
ZA801348B (en) 1981-06-24
FR2451133B3 (OSRAM) 1981-10-30
IT8020429A0 (it) 1980-03-07
DE2909319C2 (de) 1982-10-14
JPS55138930A (en) 1980-10-30
DE2909319A1 (de) 1980-09-11
IT1129731B (it) 1986-06-11

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