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FR2321803B3 - - Google Patents

Info

Publication number
FR2321803B3
FR2321803B3 FR7625047A FR7625047A FR2321803B3 FR 2321803 B3 FR2321803 B3 FR 2321803B3 FR 7625047 A FR7625047 A FR 7625047A FR 7625047 A FR7625047 A FR 7625047A FR 2321803 B3 FR2321803 B3 FR 2321803B3
Authority
FR
France
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
FR7625047A
Other languages
French (fr)
Other versions
FR2321803A1 (en
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of FR2321803A1 publication Critical patent/FR2321803A1/en
Application granted granted Critical
Publication of FR2321803B3 publication Critical patent/FR2321803B3/fr
Granted 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
    • 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
    • H04B1/1638—Special circuits to enhance selectivity of receivers not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
FR7625047A 1975-08-19 1976-08-18 UHF TUNING BLOCK Granted FR2321803A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10079175A JPS5231601A (en) 1975-08-19 1975-08-19 Ultrahigh frequency tuner

Publications (2)

Publication Number Publication Date
FR2321803A1 FR2321803A1 (en) 1977-03-18
FR2321803B3 true FR2321803B3 (en) 1979-05-11

Family

ID=14283247

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7625047A Granted FR2321803A1 (en) 1975-08-19 1976-08-18 UHF TUNING BLOCK

Country Status (4)

Country Link
JP (1) JPS5231601A (en)
DE (1) DE2637051A1 (en)
FR (1) FR2321803A1 (en)
GB (1) GB1535390A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54115001A (en) * 1978-02-28 1979-09-07 Matsushita Electric Ind Co Ltd Electronic tuning circuit
JPS54115045A (en) * 1978-02-28 1979-09-07 Matsushita Electric Ind Co Ltd Electronic tuning circuit

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5141781Y2 (en) * 1971-09-14 1976-10-12

Also Published As

Publication number Publication date
GB1535390A (en) 1978-12-13
FR2321803A1 (en) 1977-03-18
DE2637051A1 (en) 1977-04-28
JPS5231601A (en) 1977-03-10

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Legal Events

Date Code Title Description
ST Notification of lapse