Classifications

• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03F—AMPLIFIERS
  • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
  • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
  • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
  • H03F3/217—Class D power amplifiers; Switching amplifiers
• • G—PHYSICS
  • G05—CONTROLLING; REGULATING
  • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
  • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
  • G05F1/10—Regulating voltage or current 
  • G05F1/46—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03F—AMPLIFIERS
  • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
  • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
  • H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
  • H03F1/0261—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers with control of the polarisation voltage or current, e.g. gliding Class A
• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03F—AMPLIFIERS
  • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
  • H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
  • H03F1/302—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters in bipolar transistor amplifiers

Landscapes

• Engineering & Computer Science (AREA)
• Power Engineering (AREA)
• Physics & Mathematics (AREA)
• Electromagnetism (AREA)
• General Physics & Mathematics (AREA)
• Radar, Positioning & Navigation (AREA)
• Automation & Control Theory (AREA)
• Dc-Dc Converters (AREA)
• Amplifiers (AREA)
• Details Of Television Scanning (AREA)
• Circuits Of Receivers In General (AREA)
• Television Receiver Circuits (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=9981710

Family Applications (1)

Country Status (9)

Families Citing this family (3)

Family Cites Families (4)

• 1965
  • 1965-03-16 GB GB11192/65A patent/GB1077362A/en not_active Expired
• 1966
  • 1966-03-12 DK DK129766AA patent/DK118348B/da unknown
  • 1966-03-14 BE BE677815D patent/BE677815A/xx unknown
  • 1966-03-14 AT AT240866A patent/AT273303B/de active
  • 1966-03-15 US US534307A patent/US3449679A/en not_active Expired - Lifetime
  • 1966-03-15 FR FR53477A patent/FR1482063A/fr not_active Expired
  • 1966-03-15 JP JP1565066A patent/JPS4530635B1/ja active Pending
  • 1966-03-15 DE DEN28207A patent/DE1291802B/de active Pending
  • 1966-03-15 NL NL6603321A patent/NL6603321A/xx unknown

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