Patents by Inventor Ricardo Andres Aroca

Ricardo Andres Aroca 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).

  • Transimpedance amplifier with distributed control of feedback line
    Patent number: 7876155
    Abstract: An apparatus includes an electronic amplifier and an electrical feedback line, a plurality of electrical sources, and an electronic controller. The electrical feedback line connects an output of the electronic amplifier to an input thereof. The electrical sources connect to nodes on the electronic feedback line. The electronic controller is configured to adjust the electrical sources in a manner responsive to a current input to the electrical feedback line.
    Type: Grant
    Filed: May 16, 2009
    Date of Patent: January 25, 2011
    Assignee: Alcatel-Lucent USA Inc.
    Inventors: Ricardo Andres Aroca, Young-Kai Chen, Jaesik Lee
  • TRANSIMPEDANCE AMPLIFIER WITH DISTRIBUTED CONTROL OF FEEDBACK LINE
    Publication number: 20100289584
    Abstract: An apparatus includes an electronic amplifier and an electrical feedback line, a plurality of electrical sources, and an electronic controller. The electrical feedback line connects an output of the electronic amplifier to an input thereof. The electrical sources connect to nodes on the electronic feedback line. The electronic controller is configured to adjust the electrical sources in a manner responsive to a current input to the electrical feedback line.
    Type: Application
    Filed: May 16, 2009
    Publication date: November 18, 2010
    Inventors: Ricardo Andres Aroca, Young-Kai Chen, Jaesik Lee