Patents by Inventor Ulrich Delpy

Ulrich Delpy 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).

  • HF amplifier with switchable gain
    Patent number: 7071782
    Abstract: A device for amplifying or attenuating HF signals is characterized in that a transistor is connected in a common-emitter configuration in amplifying operation, and a base-collector diode is connected in the forward-biased direction for attenuating operation.
    Type: Grant
    Filed: October 19, 2004
    Date of Patent: July 4, 2006
    Assignee: NEC Electronics (Europe) GmbH
    Inventor: Ulrich Delpy
  • HF amplifier with switchable gain
    Publication number: 20050052242
    Abstract: A device for amplifying or attenuating HF signals is characterized in that a transistor is connected in a common-emitter configuration in amplifying operation, and a base-collector diode is connected in the forward-biased direction for attenuating operation.
    Type: Application
    Filed: October 19, 2004
    Publication date: March 10, 2005
    Inventor: Ulrich Delpy