Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
  • H01J25/68—Tubes specially designed to act as oscillator with positive grid and retarding field, e.g. for Barkhausen-Kurz oscillators
• • 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
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
  • H04L27/00—Modulated-carrier systems
  • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
  • H04L27/04—Modulator circuits; Transmitter circuits

Landscapes

• Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Signal Processing (AREA)
• Power Engineering (AREA)
• Variable-Direction Aerials And Aerial Arrays (AREA)
• Details Of Aerials (AREA)
• Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
• Circuit Arrangements For Discharge Lamps (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=9042912

Family Applications (1)

Country Status (6)

• 0
  • NL NL48352D patent/NL48352C/xx active
  • BE BE412177D patent/BE412177A/xx unknown
• 1934
  • 1934-11-24 FR FR794810D patent/FR794810A/fr not_active Expired
• 1935
  • 1935-10-25 GB GB29534/35A patent/GB461763A/en not_active Expired
  • 1935-11-02 US US47955A patent/US2141291A/en not_active Expired - Lifetime
  • 1935-11-23 DE DE1935I0053716 patent/DE693875C/de not_active Expired

Also Published As

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