Classifications

• • H—ELECTRICITY
  • H03—ELECTRONIC CIRCUITRY
  • H03F—AMPLIFIERS
  • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
  • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
  • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
  • H03F3/195—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only in integrated circuits
• • G—PHYSICS
  • G04—HOROLOGY
  • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
  • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
  • G04C3/04—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance
  • G04C3/06—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance
  • G04C3/065—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance the balance controlling gear-train by means of static switches, e.g. transistor circuits
  • G04C3/067—Driving circuits with distinct detecting and driving coils
  • G04C3/068—Driving circuits with distinct detecting and driving coils provided with automatic control
• • H—ELECTRICITY
  • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
  • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
  • H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers

Landscapes

• Engineering & Computer Science (AREA)
• Physics & Mathematics (AREA)
• Power Engineering (AREA)
• Electromagnetism (AREA)
• General Physics & Mathematics (AREA)
• Microelectronics & Electronic Packaging (AREA)
• Bipolar Integrated Circuits (AREA)
• Electromechanical Clocks (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=5696932

Family Applications (1)

Country Status (4)

Cited By (1)

• 1968
  • 1968-05-02 DE DEP1762230.9A patent/DE1300149B/de not_active Withdrawn
• 1969
  • 1969-04-30 GB GB21960/69A patent/GB1234879A/en not_active Expired
  • 1969-05-02 CH CH676769A patent/CH514880A/de not_active IP Right Cessation
  • 1969-05-02 CH CH676769D patent/CH676769A4/xx unknown
  • 1969-05-02 FR FR6914006A patent/FR2007697A1/fr not_active Withdrawn

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