Classifications

• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
  • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
  • H03K3/04—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of vacuum tubes only, with positive feedback
  • H03K3/05—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of vacuum tubes only, with positive feedback using means other than a transformer for feedback
  • H03K3/06—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of vacuum tubes only, with positive feedback using means other than a transformer for feedback using at least two tubes so coupled that the input of one is derived from the output of another, e.g. multivibrator
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03C—MODULATION
  • H03C3/00—Angle modulation
  • H03C3/10—Angle modulation by means of variable impedance
  • H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
  • H03C3/14—Angle modulation by means of variable impedance by means of a variable reactive element simulated by circuit comprising active element with at least three electrodes, e.g. reactance-tube circuit
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K7/00—Modulating pulses with a continuously-variable modulating signal
  • H03K7/04—Position modulation, i.e. PPM

Landscapes

• Engineering & Computer Science (AREA)
• Power Engineering (AREA)
• Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
• Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
• Magnetic Resonance Imaging Apparatus (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=19781221

Family Applications (1)

Country Status (7)

Families Citing this family (2)

Family Cites Families (5)

• 0
  • BE BE469025D patent/BE469025A/xx unknown
  • NL NL80739D patent/NL80739C/xx active
• 1946
  • 1946-11-06 GB GB1386/49A patent/GB633403A/en not_active Expired
  • 1946-11-06 GB GB33046/46A patent/GB623060A/en not_active Expired
  • 1946-11-07 FR FR935649D patent/FR935649A/fr not_active Expired
  • 1946-11-08 CH CH253844D patent/CH253844A/de unknown
• 1947
  • 1947-01-11 US US721652A patent/US2573447A/en not_active Expired - Lifetime
• 1948
  • 1948-11-04 DE DEP20513A patent/DE818814C/de not_active Expired

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