Patents by Inventor Alexei Davdov

Alexei Davdov 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).

  • METHOD AND APPARATUS USING A BASE CODEBOOK STRUCTURE FOR BEAMFORMING
    Publication number: 20100172432
    Abstract: Techniques for a precoding scheme for wireless communications are described. A method and apparatus may comprise a first device for a communications system to determine a beamforming structure for a closed loop transmit beamforming scheme using channel information, one or more scaling factors and one or more integers to represent a complex vector. The beamforming structure may include a codeword, a codebook and a codeword index. Other embodiments are described and claimed.
    Type: Application
    Filed: December 15, 2009
    Publication date: July 8, 2010
    Inventors: Qinghua Li, Shanshan Zheng, Hongming Zheng, Guangjie Li, Senjie Zhang, Alexei Davdov