Patents by Inventor Tim Radke

Tim Radke 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).

  • Interactive input system and information input method therefor
    Patent number: 9189086
    Abstract: An interactive input system comprises at least one imaging assembly having a field of view looking into a region of interest and capturing image frames and processing structure in communication with the at least one imaging assembly. When a pointer exists in captured image frames, the processing structure demodulates the captured image frames to determine frequency components thereof and examines the frequency components to determine at least one attribute of the pointer.
    Type: Grant
    Filed: April 1, 2010
    Date of Patent: November 17, 2015
    Assignee: SMART Technologies ULC
    Inventors: Grant McGibney, Tim Radke
  • INTERACTIVE INPUT SYSTEM AND INFORMATION INPUT METHOD THEREFOR
    Publication number: 20110242060
    Abstract: An interactive input system comprises at least one imaging assembly having a field of view looking into a region of interest and capturing image frames and processing structure in communication with the at least one imaging assembly. When a pointer exists in captured image frames, the processing structure demodulates the captured image frames to determine frequency components thereof and examines the frequency components to determine at least one attribute of the pointer.
    Type: Application
    Filed: April 1, 2010
    Publication date: October 6, 2011
    Applicant: SMART Technologies ULC
    Inventors: Grant McGibney, Tim Radke