Patents by Inventor Anton Igorevich SMEKALOV

Anton Igorevich SMEKALOV 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).

  • Predistortion device
    Patent number: 10171041
    Abstract: The disclosure relates to a predistortion device for a non-linear PA device, comprising: an input terminal for receiving an input signal; a predistortion filter, connected between the input terminal and the non-linear PA device; a first delay element, coupled to the input terminal, and configured to delay the input signal by a time delay D to provide a delayed input signal; and an adaptive filter unit, comprising an adaptive filter having adjustable filter weights, and configured to filter the delayed input signal, and an adjusting unit, wherein the adjusting unit is configured to process an adaptive algorithm, based on the delayed input signal, to adjust the filter weights of the adaptive filter, and to provide both the adaptive filter and the predistortion filter with the same adjusted filter weights.
    Type: Grant
    Filed: May 9, 2018
    Date of Patent: January 1, 2019
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Victor Ivanovich Dzhigan, Dmitry Anatolievich Dolgikh, Anton Igorevich Smekalov, Huaping Shi
  • PREDISTORTION DEVICE
    Publication number: 20180262168
    Abstract: The disclosure relates to a predistortion device for a non-linear PA device, comprising: an input terminal for receiving an input signal; a predistortion filter, connected between the input terminal and the non-linear PA device; a first delay element, coupled to the input terminal, and configured to delay the input signal by a time delay D to provide a delayed input signal; and an adaptive filter unit, comprising an adaptive filter having adjustable filter weights, and configured to filter the delayed input signal, and an adjusting unit, wherein the adjusting unit is configured to process an adaptive algorithm, based on the delayed input signal, to adjust the filter weights of the adaptive filter, and to provide both the adaptive filter and the predistortion filter with the same adjusted filter weights.
    Type: Application
    Filed: May 9, 2018
    Publication date: September 13, 2018
    Inventors: Victor Ivanovich DZHIGAN, Dmitry Anatolievich DOLGIKH, Anton Igorevich SMEKALOV, Huaping SHI