JPS4942212A - - Google Patents

Info

Publication number
JPS4942212A
JPS4942212A JP48048292A JP4829273A JPS4942212A JP S4942212 A JPS4942212 A JP S4942212A JP 48048292 A JP48048292 A JP 48048292A JP 4829273 A JP4829273 A JP 4829273A JP S4942212 A JPS4942212 A JP S4942212A
Authority
JP
Japan
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.)
Pending
Application number
JP48048292A
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 JPS4942212A publication Critical patent/JPS4942212A/ja
Pending legal-status Critical Current

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

Landscapes

  • Superheterodyne Receivers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
JP48048292A 1972-05-02 1973-04-28 Pending JPS4942212A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2036572A GB1359752A (en) 1972-05-02 1972-05-02 Reception of hf electrical signals

Publications (1)

Publication Number Publication Date
JPS4942212A true JPS4942212A (ja) 1974-04-20

Family

ID=10144734

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48048292A Pending JPS4942212A (ja) 1972-05-02 1973-04-28

Country Status (5)

Country Link
US (1) US3839676A (ja)
JP (1) JPS4942212A (ja)
DE (1) DE2318366A1 (ja)
FR (1) FR2183031B1 (ja)
GB (1) GB1359752A (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5394024U (ja) * 1976-12-29 1978-08-01
JPS54121712U (ja) * 1978-02-13 1979-08-25
JPS54133713U (ja) * 1978-03-07 1979-09-17
JPS5563105A (en) * 1978-11-02 1980-05-13 Sony Corp Frequency converter for extra-high frequency
JPS5797734A (en) * 1980-12-10 1982-06-17 Fujitsu Ten Ltd Receiving device

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2026204B (en) * 1978-05-31 1982-09-02 Montorio Salvatore Device for the remote control of the angular position of a rotable aerial
JPS5861547U (ja) * 1981-10-19 1983-04-25 デイエツクスアンテナ株式会社 衛星放送受信機
US4761827A (en) * 1984-09-17 1988-08-02 Satellite Technology Services, Inc. Polarity switch for satellite television receiver
JPS61144977A (ja) * 1984-12-19 1986-07-02 Toshiba Corp 電力供給制御回路
US4672687A (en) * 1985-01-29 1987-06-09 Satellite Technology Services, Inc. Polarity switch for satellite television receiver
US6177964B1 (en) * 1997-08-01 2001-01-23 Microtune, Inc. Broadband integrated television tuner
US5737035A (en) * 1995-04-21 1998-04-07 Microtune, Inc. Highly integrated television tuner on a single microcircuit
GB2303264A (en) * 1995-07-10 1997-02-12 Wai Leung Chan An aerial booster amplifier with remotely controlled gain
EP1145430B1 (en) * 1998-11-12 2004-09-15 Broadcom Corporation Integrated tuner architecture
GB201103053D0 (en) * 2011-02-23 2011-04-06 Radio Design Voltage adaption unit and method of use thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1060442B (de) * 1956-06-29 1959-07-02 Siemens Ag UEbertragungssystem zur Nachrichtenuebertragung ueber Leitungen mit Hauptverstaerker-aemtern und unbemannten, ferngespeisten Zwischenverstaerkeraemtern
GB954916A (en) * 1961-03-01 1964-04-08 Pye Ltd Signal distribution system
US3423521A (en) * 1966-01-24 1969-01-21 Gordon A Friesen Associates In Television system having common transmission line for power,video signals,and command signals
DE1516052A1 (de) * 1966-03-17 1969-07-24 Telefunken Patent Verfahren zum Senden und Empfangen von Signalen,insbesondere von Fernsehsignalen,im Gigahertzbereich

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5394024U (ja) * 1976-12-29 1978-08-01
JPS54121712U (ja) * 1978-02-13 1979-08-25
JPS54133713U (ja) * 1978-03-07 1979-09-17
JPS5563105A (en) * 1978-11-02 1980-05-13 Sony Corp Frequency converter for extra-high frequency
JPS5797734A (en) * 1980-12-10 1982-06-17 Fujitsu Ten Ltd Receiving device
JPS6220740B2 (ja) * 1980-12-10 1987-05-08 Fujitsu Ten Ltd

Also Published As

Publication number Publication date
GB1359752A (en) 1974-07-10
DE2318366A1 (de) 1973-11-22
FR2183031A1 (ja) 1973-12-14
US3839676A (en) 1974-10-01
FR2183031B1 (ja) 1977-02-04

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