JPS51112106A - Method of fabricating hf circuit and specially uhf television tuner - Google Patents

Method of fabricating hf circuit and specially uhf television tuner

Info

Publication number
JPS51112106A
JPS51112106A JP2256476A JP2256476A JPS51112106A JP S51112106 A JPS51112106 A JP S51112106A JP 2256476 A JP2256476 A JP 2256476A JP 2256476 A JP2256476 A JP 2256476A JP S51112106 A JPS51112106 A JP S51112106A
Authority
JP
Japan
Prior art keywords
fabricating
specially
circuit
television tuner
uhf television
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.)
Pending
Application number
JP2256476A
Other languages
English (en)
Japanese (ja)
Inventor
Kareru Tsuisu Robaato
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of JPS51112106A publication Critical patent/JPS51112106A/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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H5/00—One-port networks comprising only passive electrical elements as network components
    • H03H5/02—One-port networks comprising only passive electrical elements as network components without voltage- or current-dependent elements
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00—Screening of apparatus or components against electric or magnetic fields
    • H05K9/0007—Casings
    • H05K9/002—Casings with localised screening
    • H05K9/0039—Galvanic coupling of ground layer on printed circuit board [PCB] to conductive casing

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Structure Of Receivers (AREA)
  • Filters And Equalizers (AREA)
JP2256476A 1975-03-05 1976-03-02 Method of fabricating hf circuit and specially uhf television tuner Pending JPS51112106A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7502579A NL7502579A (nl) 1975-03-05 1975-03-05 Werkwijze voor het vervaardigen van hf-schakelingen, in het bijzonder uhf-televisietuners.

Publications (1)

Publication Number Publication Date
JPS51112106A true JPS51112106A (en) 1976-10-04

Family

ID=19823304

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2256476A Pending JPS51112106A (en) 1975-03-05 1976-03-02 Method of fabricating hf circuit and specially uhf television tuner

Country Status (6)

Country Link
JP (1) JPS51112106A (enrdf_load_stackoverflow)
AU (1) AU1154976A (enrdf_load_stackoverflow)
DE (1) DE2607195A1 (enrdf_load_stackoverflow)
FR (1) FR2303414A1 (enrdf_load_stackoverflow)
IT (1) IT1057653B (enrdf_load_stackoverflow)
NL (1) NL7502579A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62158926U (enrdf_load_stackoverflow) * 1986-03-26 1987-10-08

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3106997A1 (de) * 1981-02-25 1982-09-09 Blaupunkt-Werke Gmbh, 3200 Hildesheim Tuner fuer fernsehempfangsgeraet
DE3213406A1 (de) * 1982-04-10 1983-10-13 Philips Patentverwaltung Gmbh, 2000 Hamburg Schmalbandverstaerker, insbesondere fernseh-zwischenfrequenz-verstaerker
JP2854757B2 (ja) * 1992-06-17 1999-02-03 三菱電機株式会社 半導体パワーモジュール

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62158926U (enrdf_load_stackoverflow) * 1986-03-26 1987-10-08

Also Published As

Publication number Publication date
IT1057653B (it) 1982-03-30
NL7502579A (nl) 1976-09-07
AU1154976A (en) 1977-09-08
FR2303414B3 (enrdf_load_stackoverflow) 1978-12-01
DE2607195A1 (de) 1976-09-16
FR2303414A1 (fr) 1976-10-01

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