Patents by Inventor Sampath Rangrajan

Sampath Rangrajan 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).

  • ROBUST LINEAR PRECODER DESIGNS FOR MULTI-CELL DOWNLINK TRANSMISSION
    Publication number: 20110059705
    Abstract: Methods and systems for optimizing the utilities of receiver devices in a wireless communication network are disclosed. Precoder design formulations that maximize a minimum worst-case rate or a worst-case sum rate are described for both full base station cooperation and limited base station cooperation scenarios. In addition, optimal equalizers are also selected to optimize the worst-case sum rate.
    Type: Application
    Filed: September 9, 2010
    Publication date: March 10, 2011
    Applicant: NEC Laboratories America, Inc.
    Inventors: Ali Tajer, Narayan Prasad, Xiaodong Wang, Sampath Rangrajan