Patents by Inventor Byung-seok Min
Byung-seok Min 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).
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Patent number: 9852531Abstract: A method for controlling an electronic apparatus includes determining representative colors of pixels of a received image frame; calculating input dynamic ranges for respective representative colors based on brightness information of the received image frame; expanding a dynamic range for the representative colors based on at least one of the brightness information of the received image frame and display characteristics of the electronic apparatus; and outputting an image frame having adjusted brightness based on the expanded dynamic range.Type: GrantFiled: June 2, 2015Date of Patent: December 26, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byung-seok Min, Il-soon Lim, Seung-ho Park, Seul-ki Jang, Jong-ho Kim
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Publication number: 20170324887Abstract: Disclosed is a method for producing metadata, comprising: acquiring a first image and a second image which have different gamuts; acquiring at least one of white point information and gamut information with respect to the second image; correcting the first image on the basis of the acquired information; and producing metadata on the basis of the correspondence relationship of color information between the corrected first image and the second image.Type: ApplicationFiled: June 1, 2015Publication date: November 9, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byung-seok MIN, Dong-hyun KIM, Seung-hoon HAN, Ho-cheon WEY
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Patent number: 9773300Abstract: An image correction method includes: obtaining information regarding at least one of brightness and colors of pixels constituting an input image, the input image comprising a plurality of regions classified according to whether the at least one of the brightness and the colors of the pixels are substantially uniformly distributed in a corresponding region; determining a weight with respect to at least one pixel based on the obtained information; and correcting the input image with respect to the at least one pixel based on the determined weight.Type: GrantFiled: February 18, 2015Date of Patent: September 26, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byung-seok Min, Seung-ho Park, Jong-hyun Park, Il-soon Lim, Chang-su Han, Hyung-jun Park
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Patent number: 9552754Abstract: A display method and a display device for optimizing screen brightness of a mobile terminal are provided. The display method includes: determining an external illuminance value based on a sensor signal by detecting by the sensor signal for determining a brightness value of a screen; determining the brightness value of the screen corresponding to the external illuminance value; and outputting an image signal by using the brightness value of the screen.Type: GrantFiled: December 26, 2013Date of Patent: January 24, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byung-Seok Min, Yong Kim, Eun-Hyun Kim, Jong-Man Kim, Jong-Ho Kim, Se-Hyeok Park, Jeong-Hoon Park, Hyun-Hee Park, Min-Woo Lee, Ji-Young Yi
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Publication number: 20160035069Abstract: An image correction method includes: obtaining information regarding at least one of brightness and colors of pixels constituting an input image, the input image comprising a plurality of regions classified according to whether the at least one of the brightness and the colors of the pixels are substantially uniformly distributed in a corresponding region; determining a weight with respect to at least one pixel based on the obtained information; and correcting the input image with respect to the at least one pixel based on the determined weight.Type: ApplicationFiled: February 18, 2015Publication date: February 4, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byung-seok MIN, Seung-ho PARK, Jong-hyun PARK, Il-soon LIM, Chang-su HAN, Hyung-jun PARK
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Publication number: 20160012572Abstract: A method for controlling an electronic apparatus includes determining representative colors of pixels of a received image frame; calculating input dynamic ranges for respective representative colors based on brightness information of the received image frame; expanding a dynamic range for the representative colors based on at least one of the brightness information of the received image frame and display characteristics of the electronic apparatus; and outputting an image frame having adjusted brightness based on the expanded dynamic range.Type: ApplicationFiled: June 2, 2015Publication date: January 14, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byung-seok MIN, Il-soon LIM, Seung-ho PARK, Seul-ki JANG, Jong-ho KIM
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Patent number: 9135689Abstract: An apparatus and method are provided for performing detail enhancement. The apparatus includes an edge detector that detects an edge pixel from contents based on a luminance component of the contents, a histogram analyzer that generates at least one histogram with respect to the edge pixel and determines a gain variable value of the edge pixel based on the at least one histogram, and a gain regulator that determines a gain corresponding to the gain variable value of the edge pixel.Type: GrantFiled: September 12, 2013Date of Patent: September 15, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jong-Man Kim, Se-Hyeok Park, Hyun-Hee Park, Yong-Deok Kim, Jong-Ho Kim, Byung-Seok Min, Jeong-Hoon Park, Min-Woo Lee, Ji-Young Yi, Jae-Hun Cho
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Patent number: 8947468Abstract: A method and apparatus are provided for enhancing the readability of a character. The method includes determining ambient light of a mobile terminal and controlling background color and character color of a character image according to the determined ambient light. The method may further include performing an additional control according to the types of displays when controlling the background color and character color. Through this, it is possible to display a character image with enhanced visibility, while minimizing current consumption.Type: GrantFiled: March 3, 2011Date of Patent: February 3, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Jong-Man Kim, Kee-Hyon Park, Ji-Young Yi, Byung-Seok Min, Dong-Hoon Jang, Sung-Dae Cho, Hyun-Hee Park, Dong-Wook Kwon, Jin-Ho Kim
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Publication number: 20150016721Abstract: An image-quality improvement method is provided. The image-quality improvement method includes detecting an area of interest from an input image; generating a color distribution map based on a plurality of respective brightness elements and a plurality of respective chroma elements of a plurality of pixels which belong to a predetermined color series and which are in the detected area of interest of the input image; determining a first area, which belongs to the predetermined color series, and a second area, which is an area of the input image other than the first area, according to the color distribution map; and changing values of a plurality of pixels in at least one of the first area and the second area.Type: ApplicationFiled: July 14, 2014Publication date: January 15, 2015Applicants: SAMSUNG ELECTRONICS CO., LTD., SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, SOONGSIL UNIVERSITY RESEARCH CONSORTIUM TECHNO- PARKInventors: Byung-Seok MIN, In-Sung HWANG, Hyung-jun PARK, Sang-hwa LEE, Nam-ik CHO, Seong-wook HAN, Gi-bak KIM, Je-woong RYU
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Patent number: 8902247Abstract: A method and an apparatus for brightness-controlling image conversion. The method includes converting an input image of a first non-linear color space into a second linear color space; determining a brightness control ratio; adjusting channels of the second linear color space according to the brightness control ratio; converting the second linear color space into the first non-linear color space to form an output image.Type: GrantFiled: February 9, 2012Date of Patent: December 2, 2014Assignee: Samsung Electronics Co., LtdInventors: Byung-Seok Min, Hyun-Hee Park, Dong-Hoon Jang, Sung-Dae Cho
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Publication number: 20140314317Abstract: A method and apparatus for converting a gray level of a color image are provided. The method of converting the gray level includes determining an intermediate RGB value which corresponds to an input RGB value of the color image, based on color mapping information in which target RGB values, mapped to the gray levels of the color image, are preset; determining whether the input RGB value is included in a gray region or a color region, based on a gray variation of the input RGB value; and, if the input RGB value is determined to be included in the gray region, converting the input RGB value by using the intermediate RGB value.Type: ApplicationFiled: April 17, 2014Publication date: October 23, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byung-Seok MIN, Seong-wook HAN, Jong-Man KIM, Hyung-jun PARK
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Publication number: 20140176518Abstract: A display method and a display device for optimizing screen brightness of a mobile terminal are provided. The display method includes: determining an external illuminance value based on a sensor signal by detecting by the sensor signal for determining a brightness value of a screen; determining the brightness value of the screen corresponding to the external illuminance value; and outputting an image signal by using the brightness value of the screen.Type: ApplicationFiled: December 26, 2013Publication date: June 26, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byung-Seok MIN, Yong KIM, Eun-Hyun KIM, Jong-Man KIM, Jong-Ho KIM, Se-Hyeok PARK, Jeong-Hoon PARK, Hyun-Hee PARK, Min-Woo LEE, Ji-Young YI
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Publication number: 20140146095Abstract: Provided is a display apparatus and method. The display apparatus includes an image analyzer configured to generate information about an input image, an image classifier configured to classify the input image by using the information about the input image, and an image processor configured to generate a mapping function for outputting the input image by using the information about the input image and classification information regarding the input image, and to set a maximum brightness value of the input image to a maximum brightness value which is input to the mapping function.Type: ApplicationFiled: November 26, 2013Publication date: May 29, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun-Hee PARK, Se-Hyeok PARK, Yong-Deok KIM, Jong-Man KIM, Jong-Ho KIM, Byung-Seok MIN, Jeong-hoon PARK, Min-Woo LEE, Ji-Young LEE, Jae-Hun CHO
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Publication number: 20140072218Abstract: An apparatus and method are provided for performing detail enhancement. The apparatus includes an edge detector that detects an edge pixel from contents based on a luminance component of the contents, a histogram analyzer that generates at least one histogram with respect to the edge pixel and determines a gain variable value of the edge pixel based on the at least one histogram, and a gain regulator that determines a gain corresponding to the gain variable value of the edge pixel.Type: ApplicationFiled: September 12, 2013Publication date: March 13, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jong-Man KIM, Se-Hyeok PARK, Hyun-Hee PARK, Yong-Deok KIM, Jong-Ho KIM, Byung-Seok MIN, Jeong-Hoon PARK, Min-Woo LEE, Ji-Young YI, Jae-Hun CHO
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Publication number: 20120200589Abstract: A method and an apparatus for brightness-controlling image conversion. The method includes converting an input image of a first non-linear color space into a second linear color space; determining a brightness control ratio; adjusting channels of the second linear color space according to the brightness control ratio; converting the second linear color space into the first non-linear color space to form an output image.Type: ApplicationFiled: February 9, 2012Publication date: August 9, 2012Applicant: Samsung Electronics Co., Ltd.Inventors: Byung-Seok MIN, Hyun-Hee Park, Dong-Hoon Jang, Sung-Dae Cho
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Publication number: 20120170845Abstract: An apparatus and method for improving image quality based on definition and chroma are provided. The method includes analyzing an input image; calculating a quantified definition value and a quantified chroma value of the input image; determining a definition parameter corresponding to the quantified definition value and a chroma parameter corresponding to the quantified chroma value; and applying the determined definition parameter and the determined chroma parameter to a frame of the input image.Type: ApplicationFiled: January 4, 2012Publication date: July 5, 2012Applicants: Inha-Industry Partnership Institute, Samsung Electronics Co., Ltd.Inventors: Byung-Seok MIN, Hyun-Hee Park, Min-Woo Lee, Jin-Ho Kim, Choon-Woo Kim, Yoon-Gyoo Lee, Gah-Hee Kim, Han-Eol Kim, Yoo-Jin Kang
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Publication number: 20110216050Abstract: A method and apparatus are provided for enhancing the readability of a character. The method includes determining ambient light of a mobile terminal and controlling background color and character color of a character image according to the determined ambient light. The method may further include performing an additional control according to the types of displays when controlling the background color and character color. Through this, it is possible to display a character image with enhanced visibility, while minimizing current consumption.Type: ApplicationFiled: March 3, 2011Publication date: September 8, 2011Applicant: Samsung Electronics Co., LtdInventors: Jong-Man KIM, Kee-Hyon Park, Ji-Young Yi, Byung-seok Min, Dong-Hoon Jang, Sung-Dae Cho, Hyun-Hee Park, Dong-Wook Kwon, Jin-Ho Kim