Patents by Inventor Md. Naimul Hasan

Md. Naimul Hasan 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).

  • Tunable RF N-path filter
    Patent number: 9407482
    Abstract: Methods and apparatus, including computer program products, are provided for tunable filters. In one aspect there is provided an apparatus. The apparatus may include a bandpass filter comprising a resistive-capacitive configuration of N-path filters tunable to a first center frequency based on at least a first clock frequency; a notch filter comprising a capacitive-resistive configuration of N-path filters tunable to a second center frequency based on at least a second clock frequency; and a combiner coupled to the bandpass filter and the notch filter to combine a bandpass output signal provided by the bandpass filter and a notch output signal provided by the notch filter, wherein the combiner outputs a combined output. Related apparatus, systems, methods, and articles are also described.
    Type: Grant
    Filed: November 11, 2013
    Date of Patent: August 2, 2016
    Assignee: Nokia Technologies Oy
    Inventors: Sudhir Aggarwal, Md Naimul Hasan
  • Tunable RF channel select filter
    Patent number: 9130532
    Abstract: Methods and apparatus, including computer program products, are provided for RF filtering. Related apparatus, systems, methods, and articles are also described.
    Type: Grant
    Filed: December 12, 2013
    Date of Patent: September 8, 2015
    Assignee: Nokia Technologies Oy
    Inventors: Md. Naimul Hasan, Sudhir Aggarwal
  • TUNABLE RF CHANNEL SELECT FILTER
    Publication number: 20150171819
    Abstract: Methods and apparatus, including computer program products, are provided for RF filtering. Related apparatus, systems, methods, and articles are also described.
    Type: Application
    Filed: December 12, 2013
    Publication date: June 18, 2015
    Applicant: Nokia Corporation
    Inventors: Md. Naimul Hasan, Sudhir Aggarwal