ES388119A1 - Un sistema de diodos de capacidad variable. - Google Patents

Un sistema de diodos de capacidad variable.

Info

Publication number
ES388119A1
ES388119A1 ES388119A ES388119A ES388119A1 ES 388119 A1 ES388119 A1 ES 388119A1 ES 388119 A ES388119 A ES 388119A ES 388119 A ES388119 A ES 388119A ES 388119 A1 ES388119 A1 ES 388119A1
Authority
ES
Spain
Prior art keywords
variable capacity
tuning
diode system
capacity diode
frequency ranges
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
ES388119A
Other languages
English (en)
Spanish (es)
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 ES388119A1 publication Critical patent/ES388119A1/es
Expired 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
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D99/00—Subject matter not provided for in other groups of this subclass

Landscapes

  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Filters And Equalizers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Circuits Of Receivers In General (AREA)
ES388119A 1970-02-12 1971-02-10 Un sistema de diodos de capacidad variable. Expired ES388119A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702006333 DE2006333B2 (de) 1970-02-12 1970-02-12 Kapazitaetsdiodensatz als abstimmelement

Publications (1)

Publication Number Publication Date
ES388119A1 true ES388119A1 (es) 1973-05-01

Family

ID=5762059

Family Applications (1)

Application Number Title Priority Date Filing Date
ES388119A Expired ES388119A1 (es) 1970-02-12 1971-02-10 Un sistema de diodos de capacidad variable.

Country Status (12)

Country Link
US (1) US3794942A (enExample)
JP (1) JPS518761B1 (enExample)
AT (1) AT301713B (enExample)
CA (1) CA929672A (enExample)
CH (1) CH519268A (enExample)
DE (1) DE2006333B2 (enExample)
DK (1) DK124569B (enExample)
ES (1) ES388119A1 (enExample)
FR (1) FR2078420A5 (enExample)
GB (1) GB1337332A (enExample)
NL (1) NL7101599A (enExample)
SE (1) SE359189B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4023053A (en) * 1974-12-16 1977-05-10 Tokyo Shibaura Electric Co., Ltd. Variable capacity diode device
JPS5951141B2 (ja) 1977-03-10 1984-12-12 三洋電機株式会社 選局装置
US4621205A (en) * 1984-01-16 1986-11-04 Hewlett-Packard Company Method and apparatus for reducing varactor noise

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1803883A1 (de) * 1968-10-18 1970-05-27 Siemens Ag Durch mindestens zwei abstimmbare Kapazitaetsdioden gesteuerte elektrische Anordnung

Also Published As

Publication number Publication date
FR2078420A5 (enExample) 1971-11-05
US3794942A (en) 1974-02-26
SE359189B (enExample) 1973-08-20
CH519268A (de) 1972-02-15
JPS518761B1 (enExample) 1976-03-19
DE2006333B2 (de) 1972-10-05
DE2006333A1 (de) 1971-08-19
AT301713B (de) 1972-09-11
NL7101599A (enExample) 1971-08-16
DK124569B (da) 1972-10-30
GB1337332A (en) 1973-11-14
CA929672A (en) 1973-07-03

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