Patents by Inventor Davide Brambilla

Davide Brambilla has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • High efficiency power audio amplifiers comprising two amplifier with a single feed
    Patent number: 5194821
    Abstract: The amplifier comprises a first and a second amplifier block of opposite phase driven by a single input signal and having its outputs connected to the two terminals of a load. It also comprises circuit means to disable one of the said amplifier blocks when the absolute value of the input signal is less than a predetermined threshold level. A passive feedback system capable of maintaining the amplifier gain constant is located between the aforesaid terminals of the load and the inputs to the two amplifier blocks.
    Type: Grant
    Filed: November 18, 1991
    Date of Patent: March 16, 1993
    Assignee: SGS-Thomson Microelectronics s.r.l.
    Inventors: Davide Brambilla, Guido Brasca, Edoardo Botti