NL232219A - - Google Patents

Info

Publication number
NL232219A
NL232219A NL232219DA NL232219A NL 232219 A NL232219 A NL 232219A NL 232219D A NL232219D A NL 232219DA NL 232219 A NL232219 A NL 232219A
Authority
NL
Netherlands
Application number
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.)
Publication of NL232219A publication Critical patent/NL232219A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F7/00—Parametric amplifiers
    • H03F7/02—Parametric amplifiers using variable-inductance element; using variable-permeability element
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F7/00—Parametric amplifiers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Microwave Amplifiers (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
NL232219D 1957-06-06 NL232219A (enrdf_load_html_response)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US66400657A 1957-06-06 1957-06-06
US850707XA 1957-10-30 1957-10-30
US893082XA 1958-03-26 1958-03-26

Publications (1)

Publication Number Publication Date
NL232219A true NL232219A (enrdf_load_html_response)

Family

ID=31982224

Family Applications (3)

Application Number Title Priority Date Filing Date
NL232219D NL232219A (enrdf_load_html_response) 1957-06-06
NL228439D NL228439A (enrdf_load_html_response) 1957-06-06
NL237429D NL237429A (enrdf_load_html_response) 1957-06-06

Family Applications After (2)

Application Number Title Priority Date Filing Date
NL228439D NL228439A (enrdf_load_html_response) 1957-06-06
NL237429D NL237429A (enrdf_load_html_response) 1957-06-06

Country Status (6)

Country Link
BE (2) BE567285A (enrdf_load_html_response)
CH (1) CH391799A (enrdf_load_html_response)
DE (2) DE1094313B (enrdf_load_html_response)
FR (1) FR1208249A (enrdf_load_html_response)
GB (3) GB850036A (enrdf_load_html_response)
NL (3) NL237429A (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3215941A (en) * 1960-07-13 1965-11-02 Hazeltine Research Inc Traveling-wave parametric amplifier with idler frequency much higher than signal frequency and propagating on same line therewith
DE1275160B (de) * 1961-12-29 1968-08-14 Siemens Ag Einrichtung zur parametrischen Erregung bzw. Verstaerkung elektromagnetischer Wellen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR890345A (fr) * 1941-12-01 1944-02-04 Telefunken Gmbh Perfectionnements aux systèmes amplificateurs à plusieurs lampes électroniques
US2698398A (en) * 1949-04-07 1954-12-28 Univ Leland Stanford Junior Traveling wave electron discharge device

Also Published As

Publication number Publication date
BE572020A (enrdf_load_html_response)
BE567285A (enrdf_load_html_response)
GB893082A (en) 1962-04-04
GB850707A (en) 1960-10-05
CH391799A (de) 1965-05-15
GB850036A (en) 1960-09-28
DE1099007B (de) 1961-02-09
FR1208249A (fr) 1960-02-22
NL237429A (enrdf_load_html_response)
DE1094313B (de) 1960-12-08
NL228439A (enrdf_load_html_response)

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