Patents by Inventor Ji-young Hong

Ji-young Hong 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).

  • Publication number: 20130235065
    Abstract: A system and method for generating immersive sensation for a two-dimensional still image is provided. The method for generating immersive sensation including: converting a color space of an inputted image; loading a background mask to separate a foreground image and a background image from the inputted image; achieving attribute information for each of the foreground image and the background image, based on a perceptual attribute with respect to the color space, via an image content analysis; predicting scaling parameters based on the attribute information; and enhancing the inputted image based on the scaling parameter.
    Type: Application
    Filed: April 30, 2013
    Publication date: September 12, 2013
    Applicant: Samsung Electronics Co., Ltd
    Inventors: Xiao KAIDA, Ji Young HONG, Ho Young LEE
  • Patent number: 8520939
    Abstract: An apparatus and method of reproducing a preferred color to eliminate or reduce errors caused when converting of colors of an input image in corresponding color regions of a color space, respectively, wherein the colors of an input image are included in a plurality of different color regions. The apparatus includes a region judging unit to judge whether pixels of an input image are included in one or more preset color regions, a color converting unit to execute a color conversion of the pixels in at least one conversion-desired color regions among one or more color regions that include the pixels, and an output unit to output an image formed by the color-converted pixels.
    Type: Grant
    Filed: August 13, 2007
    Date of Patent: August 27, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-young Hong, Du-sik Park, Young-shin Kwak
  • Patent number: 8462169
    Abstract: A system and method for generating immersive sensation for a two-dimensional still image is provided. The method for generating immersive sensation including: converting a color space of an inputted image; loading a background mask to separate a foreground image and a background image from the inputted image; achieving attribute information for each of the foreground image and the background image, based on a perceptual attribute with respect to the color space, via an image content analysis; predicting scaling parameters based on the attribute information; and enhancing the inputted image based on the scaling parameter.
    Type: Grant
    Filed: January 3, 2008
    Date of Patent: June 11, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Xiao Kaida, Ji Young Hong, Ho Young Lee
  • Patent number: 8331658
    Abstract: A texture reproduction system and method and a chroma correction system and method for presence enhancement are provided. The texture reproduction system including: a texture analysis unit to classify a pixel included in an input image using Red Green Blue (RGB) values of the pixel; a chroma correction unit to correct a chroma based on at least one of an average chroma value of the input image and a hue value of the pixel according to a classification of the pixel; and a spatial filter unit to output a final output value of the pixel via a high frequency component extracted using the RGB values for each pixel.
    Type: Grant
    Filed: March 31, 2008
    Date of Patent: December 11, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji Young Hong, Ho Young Lee, Du-Sik Park
  • Publication number: 20120280519
    Abstract: A hood latch assembly for a vehicle may include a base provided under an upper cover of a hood in the vehicle, a main hook pivotally coupled to the base, a rotary member pivotally coupled to the base by a first hinge supported by a first elastic member and having an auxiliary hook disposed above the main hook, wherein the auxiliary hook latches or releases a striker depending on rotation angle of the rotary member, and a release knob rotatably coupled to the rotary member by a second hinge supported by a second elastic member, wherein the release knob has on a first end thereof a pressing part to press and rotate the rotary member when the release knob rotates in one direction.
    Type: Application
    Filed: November 9, 2011
    Publication date: November 8, 2012
    Applicant: Hyundai Motor Company
    Inventor: Ji Young Hong
  • Publication number: 20120281010
    Abstract: A red, green, and blue (RGB) primary generation system and method for a wide color gamut, and a color encoding system using the RGB primaries. The RGB primary generation system may achieve a wide color gamut by generating a color gamut having a gamut coverage which meets a gamut coverage threshold, meeting a unique hue, having a maximum gamut efficiency, and a minimum quantization error.
    Type: Application
    Filed: September 17, 2010
    Publication date: November 8, 2012
    Applicant: Samsung Electronics Co., LTD.
    Inventors: Yun-Tae Kim, Seo Young Choi, Ho Young Lee, Du-Sik Park, Ji Young Hong
  • Patent number: 8295539
    Abstract: An immersive sensation enhancement method and system for video sequence displaying is provided. An immersive sensation enhancement system, the system including: a foreground image identification unit to identify a foreground image for each frame of an input image; a foreground image characteristic extraction unit to extract a characteristic of the foreground image; a contrast threshold identification unit to identify a contrast threshold based on the characteristic of the foreground image; and an immersive sensation enhancement processing unit to process an immersive sensation enhancement of the input image based on at least one of the characteristic of the foreground image and the contrast threshold.
    Type: Grant
    Filed: April 3, 2008
    Date of Patent: October 23, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Xiao Kaida, Ho Young Lee, Ji Young Hong
  • Patent number: 8265385
    Abstract: Disclosed is an image processing apparatus and method for enhancing a depth perception. The image processing apparatus and method for enhancing the depth perception may classify an input image including a plurality of layers according to a depth into a foreground layer, a middle layer, and a background layer, and process a color component of each of the layers. The image processing apparatus and method for enhancing the depth perception may enhance the depth perception by stages according to the depth, thereby generating an image expressing natural realism.
    Type: Grant
    Filed: March 10, 2009
    Date of Patent: September 11, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji Young Hong, Ho Young Lee, Du Sik Park
  • Patent number: 8254673
    Abstract: An apparatus and method of reproducing a preferred color is provided. The apparatus includes a color distribution analysis module to analyze a distribution of colors in an input image, a dominant color extraction module to extract a dominant color from the input image according to a result of the analysis, a conversion domain determination module to determine a conversion domain to be processed in a color space based on a proportion of the dominant color, and a color conversion module to convert colors in the input image that belong to the conversion domain.
    Type: Grant
    Filed: August 13, 2007
    Date of Patent: August 28, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-shin Kwak, Ji-young Hong, Gun-woo Nam, Du-sik Park
  • Patent number: 8229241
    Abstract: A system and method of enhancing an immersion based on adaptive immersion enhancement prediction is provided. A system for enhancing an immersion includes a foreground/background separation unit to separate an input image into a foreground image and a background image using color information and frequency information of the input image, an immersion enhancement factor calculation unit to calculate an immersion enhancement factor of the input image using the foreground image and the background image, an immersion enhancement prediction unit to predict an immersion enhancement degree of the input image using the immersion enhancement factor, and an immersion enhancement processing unit to process immersion enhancement of the input image by determining whether the immersion enhancement is necessary based on the predicted immersion enhancement degree.
    Type: Grant
    Filed: July 23, 2008
    Date of Patent: July 24, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Xiao Kaida, Ji Young Hong, Du-Sik Park, Ho Young Lee
  • Publication number: 20120098823
    Abstract: Provided is a display apparatus that may estimate a degree of visual fatigue corresponding to an input 3-dimensional (3D) image, using a visual fatigue model to estimate the degree of visual fatigue of a user. The display apparatus may reduce the degree of visual fatigue of the user by rescaling a depth level of the input 3D image based on the degree of visual fatigue.
    Type: Application
    Filed: July 21, 2011
    Publication date: April 26, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji Young Hong, Dong Kyung Nam, Seo Young Choi
  • Patent number: 8155465
    Abstract: 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 corresponding to the image categories and positions of pixels making up the input image.
    Type: Grant
    Filed: October 16, 2007
    Date of Patent: April 10, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yang-ho Cho, Seung-sin Lee, Ji-young Hong, Du-sik Park
  • Publication number: 20120038828
    Abstract: In apparatus and method for generating a video signal using an LMS cone signal and an apparatus and method for restoring a video signal, a lightness signal and a chrominance signal may be generated using the LMS cone signal generated from an input image. Therefore, the generated chrominance signal may include only lightness information while the chrominance signal includes only chrominance information.
    Type: Application
    Filed: August 3, 2011
    Publication date: February 16, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seo Young Choi, Du-Sik Park, Ho Young Lee, Balazs Kranicz, Janos Schanda, Ji Young Hong
  • Publication number: 20110109620
    Abstract: An image processing apparatus and a method for enhancing depth are disclosed. The image processing apparatus may classify an input image into a foreground layer, a middle layer, a background layer, may calculate a representative color of each of the classified layers, and perform rendering of a color stereoscopy of the middle layer and a color stereoscopy of the background layer based on the representative color and a lightness of the background layer, thereby enhancing a stereoscopic effect and a depth. Also, a color temperature of the foreground layer and a color temperature of the middle layer are controlled based on the representative color and the background layer, to generate a difference in depth between the middle layer and the foreground layer, thereby representing an image having a more enhanced depth.
    Type: Application
    Filed: October 20, 2010
    Publication date: May 12, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji Young Hong, Ho Young Lee, Du Sik Park
  • Publication number: 20110069228
    Abstract: Provided is a video signal generation apparatus and method that may minimize crosstalk between a luminance signal and color difference signals. The video signal generation apparatus may generate the luminance signal using a nonlinear Y signal and then generate color difference signals using a nonlinear XYZ signal to maximize a de-correlation characteristic between the luminance signal and the color difference signals.
    Type: Application
    Filed: September 21, 2010
    Publication date: March 24, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seo Young CHOI, Ho Young Lee, Yun-Tae Kim, Du-Sik Park, Ji Young Hong
  • Patent number: 7769231
    Abstract: A method and apparatus for enhancing the quality of images using complementary color contrast are provided. The method includes (a) extracting color information of each of a plurality of pixels of an input image, (b) determining whether the input image includes both a first pixel belonging to a first group and a second pixel belonging to a second group with reference to the extracted color information, (c) converting a first hue of the first pixel into an optimum point of the first group, and (d) converting a second hue of the second pixel into an optimum point of the second group, wherein the first hue corresponding to the optimum point of the first group and the second hue corresponding to the optimum point of the second group are complementary to each other.
    Type: Grant
    Filed: January 17, 2007
    Date of Patent: August 3, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ji-young Hong, Dae-su Chung, Du-sik Park, Young-shin Kwak
  • Publication number: 20100119149
    Abstract: Disclosed is an image processing apparatus and method for enhancing a depth perception. The image processing apparatus and method for enhancing the depth perception may classify an input image including a plurality of layers according to a depth into a foreground layer, a middle layer, and a background layer, and process a colour component of each of the layers. The image processing apparatus and method for enhancing the depth perception may enhance the depth perception by stages according to the depth, thereby generating an image expressing natural realism.
    Type: Application
    Filed: March 10, 2009
    Publication date: May 13, 2010
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji Young HONG, Ho Young Lee, Du Slk Park
  • Patent number: 7649657
    Abstract: A method and apparatus for an image adaptive color adjustment of pixels in a color gamut is disclosed. The method includes calculating a representative value that shows color characteristics of pixels included in a color gamut, calculating a final target color required to convert the representative value to approach a reference target point existing in the color gamut, and converting the pixels included in the color gamut to approach the final target color. The apparatus includes a color gamut boundary storage module; a reference target point storage module; a target color determination module which calculates a representative value that shows color characteristics of pixels included in a color gamut and calculates a final target color required to convert the representative value to approach the reference target point; and a color conversion module which converts the pixels included in the color gamut to approach the final target color.
    Type: Grant
    Filed: November 22, 2006
    Date of Patent: January 19, 2010
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young-shin Kwak, Seong-deok Lee, Ji-young Hong
  • Publication number: 20090196521
    Abstract: A system and method of enhancing an immersion based on adaptive immersion enhancement prediction is provided. A system for enhancing an immersion includes a foreground/background separation unit to separate an input image into a foreground image and a background image using color information and frequency information of the input image, an immersion enhancement factor calculation unit to calculate an immersion enhancement factor of the input image using the foreground image and the background image, an immersion enhancement prediction unit to predict an immersion enhancement degree of the input image using the immersion enhancement factor, and an immersion enhancement processing unit to process immersion enhancement of the input image by determining whether the immersion enhancement is necessary based on the predicted immersion enhancement degree.
    Type: Application
    Filed: July 23, 2008
    Publication date: August 6, 2009
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Xiao Kaida, Ji Young Hong, Du-Sik Park, Ho Young Lee
  • Patent number: D682254
    Type: Grant
    Filed: August 2, 2012
    Date of Patent: May 14, 2013
    Assignee: LG Electronics Inc.
    Inventors: Ji Young Hong, Gu Ang Jang, Jin Hae Choi, Kyung In Yang, Sung Il Cho