1
Yang ho Cho, Seung sin Lee, Ji young Hong, Du sik Park: Image processing method, medium, and system. Samsung Electronics, Staas & Halsey, April 10, 2012: US08155465 (7 worldwide citation)

An image processing method, medium, and system. The image processing method includes classifying an input image into predetermined image categories based on a feature of a brightness histogram of the input image, and adjusting a brightness of the input image based on grayscale functions correspondin ...


2
Young Ran Han, Seung Sin Lee, Du Sik Park: Markerless motion capturing apparatus and method. Samsung Electronics, Staas & Halsey, February 4, 2014: US08644552 (7 worldwide citation)

A markerless motion capturing apparatus and method is provided. The markerless motion capturing apparatus may track a pose and a motion of a performer from an image, inputted from a camera, without using a marker or a sensor, and thereby may extend an application of the markerless motion capturing a ...


3
Seung sin Lee, Du sik Park, In ji Kim: Low-power driving apparatus and method. Samsung Electronics, Staas & Halsey, November 22, 2011: US08063871 (5 worldwide citation)

A low-power driving apparatus and method are provided. The low-power driving apparatus includes an illuminance-sensing module to sense illuminance, a minimum-perceivable-brightness-determination module to determine a minimum perceivable brightness having non-linear characteristics corresponding to t ...


4
Young Ran Han, Seung Sin Lee, Du Sik Park: Method and apparatus for contrast enhancement. Samsung Electronics, Staas & Halsey, April 2, 2013: US08411987 (3 worldwide citation)

A method of enhancing a contrast and an apparatus for enhancing a contrast are provided. The method of enhancing the contrast includes: dividing an image into a plurality of blocks and calculating an average luminance value of each block; interpolating a peripheral luminance value for each input pix ...


5
Young jin Yoo, Ho young Lee, Du sik Park, Seong deok Lee, Seung sin Lee: Method and apparatus for reducing noise of image sensor. Samsung Electronics, Sughrue Mion PLLC, August 23, 2011: US08004586 (2 worldwide citation)

An apparatus and a method for reducing noise from an image sensor are provided. The apparatus includes a noise-estimation unit which estimates a noise level representing an image frame expressed as a component in a color space, a filter-strength-calculation unit which determines filter strength base ...


6
Young ran Han, Seung sin Lee, Du sik Park: Method, medium, and system compensating shadow areas. Samsung Electronics, Staas & Halsey, April 10, 2012: US08155474 (1 worldwide citation)

An image compensating system, medium, and method, including, a shadow area compensating system, medium, and method which may significantly increase the luminance of each pixel in a dark area with respect to pixels positioned in the vicinity of the corresponding pixel and slightly increase the lumina ...


7
Il Soon Lim, Seung Sin Lee, Young Ran Han: Method and apparatus for detecting and removing false contour, method and apparatus for verifying whether pixel in included in contour, and method and apparatus for calculating simplicity. Samsung Electronics, NSIP Law, November 3, 2015: US09177365 (1 worldwide citation)

A method and an apparatus for detecting and removing a false contour, a method and an apparatus for verifying whether a pixel is included in a contour, and a method and an apparatus for calculating simplicity are provided. The method for detecting and removing the false contour includes: verifying w ...


8
Yang ho Cho, Seung sin Lee, Du sik Park: Display device and method of improving flicker of image. Samsung Electronics, Staas & Halsey, December 25, 2012: US08340413 (1 worldwide citation)

A display device includes a scene conversion detecting module to detect whether a scene is converted in an input image, and a brightness compensating module to determine an image category of the input image when a scene conversion is generated in the input image, and compensating for the brightness ...


9
Seung sin Lee, Du sik Park, Aron Baik, Chang yeong Kim: Method and apparatus for expanding bit resolution using local information of image. Samsung Electronics, Sughrue Mion PLLC, January 19, 2010: US07649652 (1 worldwide citation)

A method and apparatus for expanding bit resolution using local information of an image receives an input image. First, second and third threshold value used to enhance bit resolution, to detect a texture and to detect a pattern, respectively, are determined considering global information of the inp ...


10
Ho Cheon Wey, Seok Lee, Seung Sin Lee, Jae Joon Lee: Method and apparatus for encoding image and method and appartus for decoding image. Samsung Electronics, Staas & Halsey, November 17, 2015: US09191677

A method and apparatus for encoding an image, and a method and apparatus for decoding an image are provided. In the image encoding method, an input image may be encoded hierarchically based on a unified image compression format, irrespective of whether the input image corresponds to a two-dimensiona ...