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CH309360A - Modulator. - Google Patents

Modulator.

Info

Publication number
CH309360A
CH309360A CH309360DA CH309360A CH 309360 A CH309360 A CH 309360A CH 309360D A CH309360D A CH 309360DA CH 309360 A CH309360 A CH 309360A
Authority
CH
Switzerland
Prior art keywords
modulator
Prior art date
Application number
Other languages
English (en)
Inventor
Ag Standard Telephon Und Radio
Original Assignee
Standard Telephon & Radio Ag
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 Standard Telephon & Radio Ag filed Critical Standard Telephon & Radio Ag
Publication of CH309360A publication Critical patent/CH309360A/de

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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Transmitters (AREA)
CH309360D 1951-11-10 1952-11-10 Modulator. CH309360A (de)

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
CH309360A true CH309360A (de) 1955-08-31

Family

ID=22969760

Family Applications (1)

Application Number Title Priority Date Filing Date
CH309360D CH309360A (de) 1951-11-10 1952-11-10 Modulator.

Country Status (7)

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

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 (de) * 1939-08-03
US2368693A (en) * 1942-07-04 1945-02-06 Standard Telephones Cables Ltd Modulation system
FR954971A (de) * 1943-11-06 1950-01-06

Also Published As

Publication number Publication date
FR1066424A (fr) 1954-06-04
DE939881C (de) 1956-03-08
BE515436A (de) 1900-01-01
GB707520A (en) 1954-04-21
US2660709A (en) 1953-11-24
IT500059A (de) 1900-01-01

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