Patents by Inventor Srinivasa Rao RAGAM

Srinivasa Rao RAGAM 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).

  • TERAHERTZ SOURCE
    Publication number: 20120044959
    Abstract: An optical system includes a first gain medium configured to be excited by an energy source and in response generate a first optical signal having first and second wavelengths. A Q-switch is disposed adjacent to the first gain medium for generating a pulsed optical signal in response to receiving the first optical signal. A non-linear optical crystal is configured to output a second optical signal having a frequency based on difference frequency generation of the first and second wavelengths of the pulsed optical signal.
    Type: Application
    Filed: June 7, 2011
    Publication date: February 23, 2012
    Applicant: LEHIGH UNIVERSITY
    Inventors: Pu ZHAO, Srinivasa Rao RAGAM, Yujie J. DING