Patents by Inventor Parthasarathi Palai

Parthasarathi Palai 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 SIGNAL TO NOISE RATIO SYSTEM
    Publication number: 20090022499
    Abstract: The present invention provides a system for improving Optical Signal to Noise Ratio “OSNR” (208) of a transmission system using non gain-flattened optical amplifiers (101) and also provide an optically amplified Dense Wavelength Division Multiplexed “DWDM” transmission system that incorporates aforesaid system and has improved channel OSNR (208).
    Type: Application
    Filed: July 16, 2008
    Publication date: January 22, 2009
    Applicant: TEJAS NETWORKS INDIA LTD.
    Inventors: Rajeev ROY, Parthasarathi PALAI, Krishna THYAGARAJAN
  • Optical signal to noise ratio system
    Publication number: 20050041978
    Abstract: The present invention provides a system for improving Optical Signal to Noise Ratio “OSNR” (208) of a transmission system using non gain-flattened optical amplifiers (101) and also provide an optically amplified Dense Wavelength Division Multiplexed “DWDM” transmission system that incorporates aforesaid system and has improved channel OSNR (208).
    Type: Application
    Filed: October 3, 2001
    Publication date: February 24, 2005
    Inventors: Rajeev Roy, Parthasarathi Palai, Krishna Thyagarajan