Patents by Inventor Hailin Yan

Hailin Yan 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).

  • Color correction device, color correction method, dynamic camera color correction device, and video search device using the same
    Patent number: 8698913
    Abstract: A color correction device (1) including: color set information storage portions (11) which store color set information inclusive of source colors and reference colors; region selection portions (6) which select specific source regions from source images picked up by two cameras 2 respectively; region color decision portions (7) which decide source region colors as colors representative of the source regions; color set update portions (10) which update source colors in color sets by using the source region colors; and color correction portions (8) which calibrate colors in ranges similar to the source colors in the two source images to reference colors by using the color sets. It is possible to eliminate the necessity of holding information of color sets unnecessary for color correction, so that it is possible to reduce the load imposed on calculation and adapt to a change of lighting environment in real time.
    Type: Grant
    Filed: July 14, 2011
    Date of Patent: April 15, 2014
    Assignee: Panasonic Corporation
    Inventors: Sumio Yokomitsu, Hiromichi Sotodate, Hailin Yan, Chak Joo Lee
  • COLOR CORRECTION DEVICE, COLOR CORRECTION METHOD, DYNAMIC CAMERA COLOR CORRECTION DEVICE, AND VIDEO SEARCH DEVICE USING THE SAME
    Publication number: 20110267491
    Abstract: A color correction device (1) including: color set information storage portions (11) which store color set information inclusive of source colors and reference colors; region selection portions (6) which select specific source regions from source images picked up by two cameras 2 respectively; region color decision portions (7) which decide source region colors as colors representative of the source regions; color set update portions (10) which update source colors in color sets by using the source region colors; and color correction portions (8) which calibrate colors in ranges similar to the source colors in the two source images to reference colors by using the color sets. It is possible to eliminate the necessity of holding information of color sets unnecessary for color correction, so that it is possible to reduce the load imposed on calculation and adapt to a change of lighting environment in real time.
    Type: Application
    Filed: July 14, 2011
    Publication date: November 3, 2011
    Applicant: PANASONIC CORPORATION
    Inventors: Sumio Yokomitsu, Hiromichi Sotodate, Hailin Yan, Chak Joo Lee
  • Color correction device, color correction method, dynamic camera color correction device, and video search device using the same
    Patent number: 8018494
    Abstract: A color correction device (1) including: color set information storage portions (11) which store color set information inclusive of source colors and reference colors; region selection portions (6) which select specific source regions from source images picked up by two cameras 2 respectively; region color decision portions (7) which decide source region colors as colors representative of the source regions; color set update portions (10) which update source colors in color sets by using the source region colors; and color correction portions (8) which calibrate colors in ranges similar to the source colors in the two source images to reference colors by using the color sets. It is possible to eliminate the necessity of holding information of color sets unnecessary for color correction, so that it is possible to reduce the load imposed on calculation and adapt to a change of lighting environment in real time.
    Type: Grant
    Filed: January 5, 2007
    Date of Patent: September 13, 2011
    Assignee: Panasonic Corporation
    Inventors: Sumio Yokomitsu, Hiromichi Sotodate, Hailin Yan, Chak Joo Lee
  • Color Correction Device, Color Correction Method, Dynamic Camera Color Correction Device, and Video Search Device Using the Same
    Publication number: 20090002517
    Abstract: A color correction device (1) including: color set information storage portions (11) which store color set information inclusive of source colors and reference colors; region selection portions (6) which select specific source regions from source images picked up by two cameras 2 respectively; region color decision portions (7) which decide source region colors as colors representative of the source regions; color set update portions (10) which update source colors in color sets by using the source region colors; and color correction portions (8) which calibrate colors in ranges similar to the source colors in the two source images to reference colors by using the color sets. It is possible to eliminate the necessity of holding information of color sets unnecessary for color correction, so that it is possible to reduce the load imposed on calculation and adapt to a change of lighting environment in real time.
    Type: Application
    Filed: January 5, 2007
    Publication date: January 1, 2009
    Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    Inventors: Sumio Yokomitsu, Hiromichi Sotodate, Hailin Yan, Chak Joo Lee