IT500059A - - Google Patents

Info

Publication number
IT500059A
IT500059A IT500059DA IT500059A IT 500059 A IT500059 A IT 500059A IT 500059D A IT500059D A IT 500059DA IT 500059 A IT500059 A IT 500059A
Authority
IT
Italy
Application number
Other languages
Italian (it)
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 date
Publication of IT500059A publication Critical patent/IT500059A/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C7/00—Modulating electromagnetic waves
    • H03C7/02—Modulating electromagnetic waves in transmission lines, waveguides, cavity resonators or radiation fields of antennas
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Transmitters (AREA)
IT500059D 1951-11-10 IT500059A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US255766A US2660709A (en) 1951-11-10 1951-11-10 Mechanical modulator

Publications (1)

Publication Number Publication Date
IT500059A true IT500059A (enrdf_load_stackoverflow) 1900-01-01

Family

ID=22969760

Family Applications (1)

Application Number Title Priority Date Filing Date
IT500059D IT500059A (enrdf_load_stackoverflow) 1951-11-10

Country Status (7)

Country Link
US (1) US2660709A (enrdf_load_stackoverflow)
BE (1) BE515436A (enrdf_load_stackoverflow)
CH (1) CH309360A (enrdf_load_stackoverflow)
DE (1) DE939881C (enrdf_load_stackoverflow)
FR (1) FR1066424A (enrdf_load_stackoverflow)
GB (1) GB707520A (enrdf_load_stackoverflow)
IT (1) IT500059A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2840700A (en) * 1954-06-30 1958-06-24 Jewel D Browder Electrode very low frequency radio receiving antenna for submarines
US2857553A (en) * 1956-02-23 1958-10-21 Gordon Van B King Spiral sweep generator
FR1458197A (fr) * 1965-06-02 1966-03-04 Montages Electr Atel Modulateur mécanique et applications
US5839062A (en) * 1994-03-18 1998-11-17 The Regents Of The University Of California Mixing, modulation and demodulation via electromechanical resonators

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2228692A (en) * 1938-10-14 1941-01-14 Washington Inst Of Technology Load stabilizing means for modulation systems
BE456046A (enrdf_load_stackoverflow) * 1939-08-03
US2368693A (en) * 1942-07-04 1945-02-06 Standard Telephones Cables Ltd Modulation system
FR954971A (enrdf_load_stackoverflow) * 1943-11-06 1950-01-06

Also Published As

Publication number Publication date
FR1066424A (fr) 1954-06-04
DE939881C (de) 1956-03-08
BE515436A (enrdf_load_stackoverflow) 1900-01-01
CH309360A (de) 1955-08-31
US2660709A (en) 1953-11-24
GB707520A (en) 1954-04-21

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