Patents Examined by Linh H Hoffner
  • Apparatus and method recognizing touch gesture
    Patent number: 9218121
    Abstract: Disclosed are a touch gesture recognition apparatus and method that can be, or applied to, both a single-touch system and a multi-touch system. The touch gesture recognition method recognizes touch gestures using the diagonal-line length of a bounding box created based on touch location information and variations in the diagonal-line length. After a gesture is recognized, the recognized gesture is mapped to an input event of a user input device and feedback according to the input event is provided.
    Type: Grant
    Filed: March 25, 2010
    Date of Patent: December 22, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Wook Chang, Joon-ah Park, Seung-ju Han, Hyun-jeong Lee
  • Pixel and organic light emitting display device using the same
    Patent number: 8379004
    Abstract: A pixel for an organic light emitting diode display is disclosed. The pixel includes an organic light emitting diode, a dummy organic light emitting diode, and a compensator configured to change the current received by the organic light emitting diode according to the difference in threshold voltages of the organic light emitting diode and the dummy organic light emitting diode.
    Type: Grant
    Filed: December 9, 2009
    Date of Patent: February 19, 2013
    Assignee: Samsung Display Co., Ltd.
    Inventors: Sam-Il Han, Hyun-Chol Bang