JPS6361811B2 - - Google Patents

Info

Publication number
JPS6361811B2
JPS6361811B2 JP55013719A JP1371980A JPS6361811B2 JP S6361811 B2 JPS6361811 B2 JP S6361811B2 JP 55013719 A JP55013719 A JP 55013719A JP 1371980 A JP1371980 A JP 1371980A JP S6361811 B2 JPS6361811 B2 JP S6361811B2
Authority
JP
Japan
Prior art keywords
circuit
field effect
effect transistor
antenna
transistor
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.)
Expired
Application number
JP55013719A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56111326A (en
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
Priority to JP1371980A priority Critical patent/JPS56111326A/ja
Priority to DE19813104242 priority patent/DE3104242A1/de
Priority to US06/232,005 priority patent/US4403347A/en
Publication of JPS56111326A publication Critical patent/JPS56111326A/ja
Publication of JPS6361811B2 publication Critical patent/JPS6361811B2/ja
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
    • H03F3/1935—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices with junction-FET devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/20—Continuous tuning of single resonant circuit by varying inductance only or capacitance only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Control Of Amplification And Gain Control (AREA)
JP1371980A 1980-02-08 1980-02-08 Antenna circuit of am radio receiver Granted JPS56111326A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1371980A JPS56111326A (en) 1980-02-08 1980-02-08 Antenna circuit of am radio receiver
DE19813104242 DE3104242A1 (de) 1980-02-08 1981-02-06 Antennen-abstimmschaltung fuer am-rundfunkempfaenger
US06/232,005 US4403347A (en) 1980-02-08 1981-02-06 Antenna tuning circuit for AM radio receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1371980A JPS56111326A (en) 1980-02-08 1980-02-08 Antenna circuit of am radio receiver

Publications (2)

Publication Number Publication Date
JPS56111326A JPS56111326A (en) 1981-09-03
JPS6361811B2 true JPS6361811B2 (US08177716-20120515-C00003.png) 1988-11-30

Family

ID=11841045

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1371980A Granted JPS56111326A (en) 1980-02-08 1980-02-08 Antenna circuit of am radio receiver

Country Status (3)

Country Link
US (1) US4403347A (US08177716-20120515-C00003.png)
JP (1) JPS56111326A (US08177716-20120515-C00003.png)
DE (1) DE3104242A1 (US08177716-20120515-C00003.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0549160B2 (US08177716-20120515-C00003.png) * 1988-08-24 1993-07-23 Rion Co

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4510500A (en) * 1983-01-28 1985-04-09 The United States Of America As Represented By The Secretary Of The Army Aircraft shorted loop antenna with impedance matching and amplification at feed point
DE3741324A1 (de) * 1987-12-05 1989-06-15 Alltronik Gmbh Handsender zur aussendung codierter elektromagnetischer impulse und darauf abgestimmter empfaenger
US5198825A (en) * 1988-06-10 1993-03-30 Nippon Sheet Glass Co., Ltd. Reception system for a motor vehicle
JPH0263313A (ja) * 1988-08-30 1990-03-02 Toko Inc 電流制御型可変インダクタを用いた同調回路及び受信機
ATE142810T1 (de) * 1989-06-03 1996-09-15 Gimbel Karl Heinz Dipl Ing Empfänger für codierte elektromagnetische impulse
DK164610C (da) * 1990-08-06 1992-12-14 Hugo Rasmussen Fremgangsmaade til sporing af en underjordisk, metallisk leder og koblingskreds til anvendelse ved udoevelse af fremgangsmaaden
GB9114720D0 (en) * 1991-07-08 1991-08-28 Electronic Advanced Research L Radio receiving circuits
SG55257A1 (en) * 1996-12-30 1998-12-21 Koninkl Philips Electronics Nv Receiver with a turnable parallel resontant circuit
JP2000174651A (ja) * 1998-12-09 2000-06-23 Sony Corp 短波受信機およびそのアンテナアダプタ
US6577229B1 (en) * 1999-06-10 2003-06-10 Cubic Corporation Multiple protocol smart card communication device
GB2351193A (en) * 1999-06-17 2000-12-20 Marconi Electronic Syst Ltd AM receiver
GB0200867D0 (en) * 2002-01-15 2002-03-06 Univ Glasgow Electric motor monitoring system
DE10222798A1 (de) * 2002-05-23 2004-02-12 Visteon Global Technologies, Inc., Dearborn System für ein Kraftfahrzeug
KR20040072581A (ko) 2004-07-29 2004-08-18 (주)제이씨 프로텍 전자기파 증폭중계기 및 이를 이용한 무선전력변환장치
US8054235B2 (en) * 2008-05-21 2011-11-08 Samsung Electronics Co., Ltd Active magnetic antenna with ferrite core
US8185077B2 (en) * 2009-01-20 2012-05-22 Raytheon Company Method and system for noise suppression in antenna

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3078348A (en) * 1959-01-27 1963-02-19 Frank H Mcintosh Lecture broadcasting system
DE1274204B (de) * 1967-04-14 1968-08-01 Blaupunkt Werke Gmbh Eingangsschaltung fuer Empfaenger fuer hochfrequente elektrische Schwingungen
US3827053A (en) * 1970-07-23 1974-07-30 E Willie Antenna with large capacitive termination and low noise input circuit
US4052674A (en) * 1972-07-11 1977-10-04 Matsushita Electric Industrial Co., Ltd. Vhf tuner device
US4263676A (en) * 1979-07-23 1981-04-21 Motorola, Inc. RF amplifying system having image rejection

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0549160B2 (US08177716-20120515-C00003.png) * 1988-08-24 1993-07-23 Rion Co

Also Published As

Publication number Publication date
DE3104242A1 (de) 1982-01-07
US4403347A (en) 1983-09-06
JPS56111326A (en) 1981-09-03

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