Classifications

• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K7/00—Modulating pulses with a continuously-variable modulating signal
  • H03K7/06—Frequency or rate modulation, i.e. PFM or PRM
• • 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
  • H03K3/37—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of gas-filled tubes, e.g. astable trigger circuits
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03K—PULSE TECHNIQUE
  • H03K4/00—Generating pulses having essentially a finite slope or stepped portions
  • H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
  • H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
  • H03K4/48—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices
  • H03K4/50—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor
  • H03K4/501—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor the starting point of the flyback period being determined by the amplitude of the voltage across the capacitor, e.g. by a comparator
  • H03K4/502—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements semiconductor devices in which a sawtooth voltage is produced across a capacitor the starting point of the flyback period being determined by the amplitude of the voltage across the capacitor, e.g. by a comparator the capacitor being charged from a constant-current source

Landscapes

• Engineering & Computer Science (AREA)
• Power Engineering (AREA)
• Dc-Dc Converters (AREA)
• Amplifiers (AREA)
• Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=23049101

Family Applications (1)

Country Status (6)

Family Cites Families (4)

• 1963
  • 1963-04-22 US US274655A patent/US3219945A/en not_active Expired - Lifetime
• 1964
  • 1964-03-24 NL NL6403137A patent/NL6403137A/xx unknown
  • 1964-03-24 GB GB12341/64A patent/GB1019817A/en not_active Expired
  • 1964-04-07 BE BE646225D patent/BE646225A/xx unknown
  • 1964-04-22 SE SE04968/64A patent/SE326218B/xx unknown
  • 1964-04-22 DE DEA45838A patent/DE1291779B/de active Pending

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