GB675173A - Improvements in or relating to ultra-high-frequency mixer circuits incorporating electric discharge tubes - Google Patents

Improvements in or relating to ultra-high-frequency mixer circuits incorporating electric discharge tubes

Info

Publication number
GB675173A
GB675173A GB2107/48A GB210748A GB675173A GB 675173 A GB675173 A GB 675173A GB 2107/48 A GB2107/48 A GB 2107/48A GB 210748 A GB210748 A GB 210748A GB 675173 A GB675173 A GB 675173A
Authority
GB
United Kingdom
Prior art keywords
helices
velocity
reflectively
jan
wave
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
GB2107/48A
Other languages
English (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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Philips Electronics 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, Philips Electronics NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB675173A publication Critical patent/GB675173A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/20—Transference of modulation from one carrier to another, e.g. frequency-changing by means of transit-time tubes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
    • H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
    • H01J25/38—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the forward travelling wave being utilised
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B21/00—Generation of oscillations by combining unmodulated signals of different frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microwave Tubes (AREA)
GB2107/48A 1947-01-28 1948-01-23 Improvements in or relating to ultra-high-frequency mixer circuits incorporating electric discharge tubes Expired GB675173A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL266790X 1947-01-28

Publications (1)

Publication Number Publication Date
GB675173A true GB675173A (en) 1952-07-09

Family

ID=19781768

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2107/48A Expired GB675173A (en) 1947-01-28 1948-01-23 Improvements in or relating to ultra-high-frequency mixer circuits incorporating electric discharge tubes

Country Status (5)

Country Link
CH (1) CH266790A (en:Method)
DE (1) DE808131C (en:Method)
FR (1) FR960181A (en:Method)
GB (1) GB675173A (en:Method)
NL (1) NL69402C (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0471795A4 (en) * 1989-05-03 1992-05-20 Jupiter Toy Company Energy conversion using charge particles

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE971349C (de) * 1952-11-22 1959-01-15 Dieter Weber Dipl Phys Dr Einrichtung zur Frequenz- und Phasenmodulation mit einer Wanderfeldroehre

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0471795A4 (en) * 1989-05-03 1992-05-20 Jupiter Toy Company Energy conversion using charge particles

Also Published As

Publication number Publication date
DE808131C (de) 1951-07-12
CH266790A (de) 1950-02-15
FR960181A (en:Method) 1950-04-14
NL69402C (en:Method)

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