Patents by Inventor Joshua J. Hajicek

Joshua J. Hajicek 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).

  • Noise cancellation device for communications in high noise environments
    Patent number: 8606572
    Abstract: This invention presents a noise cancellation device for improved personal face-to-face and radio communications in high noise environments. The device comprises speech acquisition components, an audio signal processing module, a loudspeaker, and a radio interface. With the noise cancellation device, the signal-to-noise ratio can be improved by as much as 30 dB.
    Type: Grant
    Filed: October 4, 2010
    Date of Patent: December 10, 2013
    Assignee: LI Creative Technologies, Inc.
    Inventors: Manli Zhu, Qi Li, Joshua J. Hajicek
  • Noise cancellation device for communications in high noise environments
    Publication number: 20120084084
    Abstract: This invention presents a noise cancellation device for improved personal face-to-face and radio communications in high noise environments. The device comprises speech acquisition components, an audio signal processing module, a loudspeaker, and a radio interface. With the noise cancellation device, the signal-to-noise ratio can be improved by as much as 30 dB.
    Type: Application
    Filed: October 4, 2010
    Publication date: April 5, 2012
    Applicant: Li Creative Technologies, Inc.
    Inventors: Manli Zhu, Qi Li, Joshua J. Hajicek
  • Combined phone handset and base for teleconference
    Patent number: D612832
    Type: Grant
    Filed: January 5, 2009
    Date of Patent: March 30, 2010
    Assignee: LI Creative Technologies, Inc.
    Inventors: Qi Li, Manli Zhu, Joshua J. Hajicek, Uday Jain, Yan Yin, Tom R. Burchfield, Yan Huang