Patents Represented by Attorney A. Limberg

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  • Differential amplifier
    Patent number: 4078206
    Abstract: Source-coupled first and second FET's arranged to receive input signal potential between their gate electrodes have their respective drain electrodes coupled to the base electrodes of first and second bipolar transistors. The collector electrode of the first and second bipolar transistors are connected to the source electrodes of the first and second FET's, respectively. The emitter electrodes of the first and second bipolar transistors supply balanced output signal currents.
    Type: Grant
    Filed: February 11, 1977
    Date of Patent: March 7, 1978
    Assignee: RCA Corporation
    Inventor: Brian Crowle
  • Dynamic biasing of isolation boat including diffused resistors
    Patent number: 4039857
    Abstract: A diode current steering network is fabricated in minimum area in a monolithic integrated circuit by dynamically biasing an isolation boat wherein are contained diffused resistors connected to the various circuit points to which current is to be steered.
    Type: Grant
    Filed: April 10, 1975
    Date of Patent: August 2, 1977
    Assignee: RCA Corporation
    Inventor: Adel Abdel Aziz Ahmed