Patents by Inventor Lorenzo Maria Carpineto

Lorenzo Maria Carpineto 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).

  • Quadrature divider
    Patent number: 6785528
    Abstract: A quadrature divider includes a first analog mixer (20, 30) for receiving a digital input signal at a predetermined frequency at a first input of the mixer and a second analog mixer (24, 32) for receiving the input signal with a 180° phase shift at a first input of the mixer. The output of the first mixer is coupled to a second input of the first mixer and an output of the second mixer is coupled to a second input of the second mixer.
    Type: Grant
    Filed: October 4, 2002
    Date of Patent: August 31, 2004
    Assignee: Texas Instruments Incorporated
    Inventor: Lorenzo Maria Carpineto
  • Quadrature divider
    Publication number: 20030190905
    Abstract: A quadrature divider includes a first analog mixer (20, 30) for receiving a digital input signal at a predetermined frequency at a first input of the mixer and a second analog mixer (24, 32) for receiving the input signal with a 180° phase shift at a first input of the mixer. The output of the first mixer is coupled to a second input of the first mixer and an output of the second mixer is coupled to a second input of the second mixer.
    Type: Application
    Filed: October 4, 2002
    Publication date: October 9, 2003
    Inventor: Lorenzo Maria Carpineto