Patents by Inventor Qinzhong Ye

Qinzhong Ye 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).

  • Free-space pointing and handwriting
    Patent number: 8022928
    Abstract: A position detection method using one or more one-dimensional image sensors for detecting a light source (22) in free space is adapted for use as a portable free-space data input device (20) for controlling of a cursor (42) on the display (44) of a computer. A user of the portable free-space data input device (20) should move the portable free-space data input device (20) in free space to control the movement of the cursor on the display. This portable free-space data input device (20) can also be used as a free-space handwriting device. It is possible to adapt this pointing device in a design of a user-friendly remote control for a multimedia home entertainment system.
    Type: Grant
    Filed: August 22, 2005
    Date of Patent: September 20, 2011
    Inventor: Qinzhong Ye
  • Free-Space Pointing and Handwriting
    Publication number: 20090027335
    Abstract: A position detection method using one or more one-dimensional image sensors for detecting a light source (22) in free space is adapted for use as a portable free-space data input device (20) for controlling of a cursor (42) on the display (44) of a computer A user of the portable free-space data input device (20) should move the portable free-space data input device (20) in free space to control the movement of the cursor on the display. This portable free-space data input device (20) can also be used as a free-space handwriting device. It is possible to adapt this pointing device in a design of a user-friendly remote control for a multimedia home entertainment system.
    Type: Application
    Filed: August 22, 2005
    Publication date: January 29, 2009
    Inventor: Qinzhong Ye