Patents by Inventor Ray Lin Ju

Ray Lin Ju 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).

  • Optical amplifier performance controller and method of use
    Patent number: 6943937
    Abstract: A controller for an optical amplifier and a method for controlling an optical amplifier are disclosed. The illustrative method includes inputting a set-point to a controller; receiving a portion of an input signal; receiving a portion of an output signal from a first amplifier stage; receiving a portion of an output signal from an attenuation stage; receiving a portion of an output signal from a second amplifier stage and adjusting the first amplifier stage, the second amplifier stage and the attenuation stage based on the received portions to substantially maintain the set-point.
    Type: Grant
    Filed: May 17, 2001
    Date of Patent: September 13, 2005
    Assignee: Avanex Corporation
    Inventors: Muhidin A. Lelic, Anthony Sebastian Bauco, Naresh Menon, Ray Lin Ju, David R. Peters
  • Optical amplifier performance controller and method of use
    Publication number: 20020171917
    Abstract: A method for controlling an optical amplifier is disclosed. The illustrative method includes inputting a set-point to a controller; receiving a portion of an input signal; receiving a portion of an output signal from a first amplifier stage; receiving a portion of an output signal from an attenuation stage; receiving a portion of an output signal from a second amplifier stage and adjusting the first amplifier stage, the second amplifier stage and the attenuation stage based on the received portions to substantially maintain the set-point.
    Type: Application
    Filed: May 17, 2001
    Publication date: November 21, 2002
    Inventors: Muhidin A. Lelic, Anthony Sebastian Bauco, Naresh Menon, Ray Lin Ju, David R. Peters