Patents by Inventor Jung Uk Cho
Jung Uk Cho 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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Publication number: 20240144858Abstract: The present disclosure relates to a clock generator and a display device including the same. The clock generator includes a first clock generation circuit configured to output a clock, data, and a timing control signal; a first wiring through which the clock is serially transmitted; a second wiring through which the data is serially transmitted; a third wiring through which a pulse of the timing control signal is serially transmitted; a second clock generation circuit connected to the first clock generation circuit through the first wiring, the second wiring, and the third wiring and configured to generate pre-clocks in which phases are sequentially shifted based on the data and the clock; and a clock adjustment circuit configured to receive the pulse of the timing control signal and the pre-clock and output an output clock.Type: ApplicationFiled: September 27, 2023Publication date: May 2, 2024Inventors: Soon Dong CHO, Jae Won HAN, Jung Jae KIM, Min Gyu PARK, Sang Uk LEE
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Patent number: 11949045Abstract: Provided are a light-emitting diode structure and a light-emitting diode manufacturing method. The light-emitting diode manufacturing method comprises the operations of: preparing a lower substrate, which includes a substrate and a separation layer formed on the substrate, and preparing at least one semiconductor rod, which is formed on the separation layer, forming a rod structure, which includes a rod protecting layer formed on the separation layer to surround the at least one semiconductor rod and an auxiliary layer formed on at least part of the rod protecting layer and separating the rod structure from the lower substrate by removing the separation layer, and separating the at least one semiconductor rod from the rod structure.Type: GrantFiled: May 27, 2019Date of Patent: April 2, 2024Assignee: Samsung Display Co., Ltd.Inventors: Hyun Min Cho, Jung Hong Min, Dae Hyun Kim, Dong Uk Kim, Jae Hoon Jung
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Patent number: 11942567Abstract: Provided is a method of manufacturing a light-emitting element, the method including positioning a substrate, forming a first separation layer, which includes a first sacrificial layer, an etching control layer on the first sacrificial layer, and a second sacrificial layer on the etching control layer, on the substrate, forming at least one first light-emitting element on the first separation layer, and separating the first light-emitting element from the substrate.Type: GrantFiled: July 15, 2021Date of Patent: March 26, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jung Hong Min, Dae Hyun Kim, Hyun Min Cho, Jong Hyuk Kang, Dong Uk Kim, Seung A Lee, Hyun Deok Im, Hyung Rae Cha
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Patent number: 10481867Abstract: A data input/output unit is provided. The data input/output unit which is connected to a processor, and receives and outputs data in sequence based on a first schedule includes a first input first output (FIFO) memory connected to an external unit and the processor; and a reordering buffer connected to one side of the FIFO memory, and store data outputted from, or inputted to, the FIFO memory in a plurality of buffer regions in sequence, and output data stored in one of the plurality of buffer regions based on a control signal provided from the processor.Type: GrantFiled: October 6, 2017Date of Patent: November 19, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Jae-un Park, Jong-hun Lee, Ki-seok Kwon, Dong-kwan Suh, Kang-jin Yoon, Jung-uk Cho
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Patent number: 10409596Abstract: Disclosed is an apparatus comprising: a plurality of memory banks; and a controller for generating a plurality of lookup tables storing data, needed for vector arithmetic operations, copied from data stored in the plurality of memory banks, and generating vector data by reading the data in the generated lookup tables.Type: GrantFiled: November 17, 2015Date of Patent: September 10, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung-uk Cho, Suk-jin Kim, Dong-kwan Suh
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Publication number: 20180101357Abstract: A data input/output unit is provided. The data input/output unit which is connected to a processor, and receives and outputs data in sequence based on a first schedule includes a first input first output (FIFO) memory connected to an external unit and the processor; and a reordering buffer connected to one side of the FIFO memory, and store data outputted from, or inputted to, the FIFO memory in a plurality of buffer regions in sequence, and output data stored in one of the plurality of buffer regions based on a control signal provided from the processor.Type: ApplicationFiled: October 6, 2017Publication date: April 12, 2018Inventors: Jae-un PARK, Jong-hun LEE, Ki-seok KWON, Dong-kwan SUH, Kang-jin YOON, Jung-uk CHO
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Patent number: 9892090Abstract: Disclosed are an image processing apparatus and method that more efficiently process image data. The image processing apparatus includes a vector data manager that receives at least some of all image data and converts the received image data into vector data, a vector processor that receives the vector data from the vector data manager, performs a vector processing operation by using the vector data, and generates output vector data as a result of the vector processing operation, and a synchronizer that controls a timing of when the vector data manager transmits the vector data to the vector processor.Type: GrantFiled: October 28, 2014Date of Patent: February 13, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung-uk Cho, Young-su Moon, Jong-hun Lee, Yong-min Tai, Do-hyung Kim, Si-hwa Lee
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Publication number: 20170344369Abstract: Disclosed is an apparatus comprising: a plurality of memory banks; and a controller for generating a plurality of lookup tables storing data, needed for vector arithmetic operations, copied from data stored in the plurality of memory banks, and generating vector data by reading the data in the generated lookup tables.Type: ApplicationFiled: November 17, 2015Publication date: November 30, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung-uk CHO, Suk-jin KIM, Dong-kwan SUH
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Patent number: 9760339Abstract: A method and apparatus for processing numeric calculation are provided. The method includes determining a shift bit and an index bit that falls within an index range of a lookup table from among bits representing a divisor scaled up by an offset, obtaining a replacement value corresponding to an index value of the determined index bit by using the lookup table, multiplying a dividend scaled up by the offset by the obtained replacement value, and outputting a value corresponding to a division operation by correcting a scale of a result of the multiplication using a right shift operation.Type: GrantFiled: July 11, 2014Date of Patent: September 12, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jong-hun Lee, Young-su Moon, Jung-uk Cho, Yong-min Tai, Do-hyung Kim, Si-hwa Lee
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Patent number: 9679223Abstract: An image processing method includes searching for areas matching each other between a plurality of input images, the plurality of input images comprising a reference image and a target image, generating hierarchical image structures formed of a plurality of hierarchical images having different resolutions with respect to the matching areas between the plurality of input images, repeatedly performing image processing based on a similarity of values of pixels matching each other in the plurality of hierarchical images of the same level by using the hierarchical image structures generated with respect to the matching areas, and generating an output image by using pixel values according to the repeated image processing.Type: GrantFiled: May 8, 2014Date of Patent: June 13, 2017Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young-su Moon, Jong-hun Lee, Jung-uk Cho, Yong-min Tai, Do-hyung Kim, Si-hwa Lee
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Patent number: 9224190Abstract: A method and apparatus for processing an image for enhancing an image quality captured in a low illumination environment is disclosed. The method for processing the image may include estimating motion information based on a base frame among input frames captured using a short exposure time and high ISO sensitivity conditions, removing noise of the base frame using the motion information, and enhancing an image quality of the base frame from which the noise has been removed using a reference frame captured under a long exposure condition.Type: GrantFiled: June 27, 2013Date of Patent: December 29, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young Su Moon, Yong Min Tai, Shi Hwa Lee, Gyeong Ja Jang, Jung Uk Cho
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Patent number: 9189835Abstract: A method and apparatus for robust estimation of a non-uniform motion blur that may reduce an amount of the non-uniform motion blur information, that is, a number of homographies by estimating non-uniform motion blur information about a blur in a predetermined area, thereby reducing an amount of time needed to remove the non-uniform motion blur, and may improve accuracy and stability of the non-uniform motion blur information by estimating homographies for an input image while increasing a number of the homographies, iteratively.Type: GrantFiled: November 6, 2012Date of Patent: November 17, 2015Assignees: SAMSUNG ELECTRONICS CO., LTD., POSTECH ACADEMY-INDUSTRY FOUNDATION POHANG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Jung Uk Cho, Seung Yong Lee, Young Su Moon, Shi Hwa Lee, Chi Young Lee, Sung Hyun Cho, Ho Jin Cho
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Patent number: 9185376Abstract: Provided is an apparatus and method for reducing noise in an image, the apparatus including a reference image creator unit to create a reference image based on chrominance about a plurality of channels included in an output image obtained from an image sensor of a camera, and a noise reduction unit to perform noise reduction for the respective channels using the created reference image. The plurality of channels may include at least one of a green channel, a red channel, and a blue channel.Type: GrantFiled: May 7, 2013Date of Patent: November 10, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yong Min Tai, Young Su Moon, Shi Hwa Lee, Jung Uk Cho
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Patent number: 9171227Abstract: Provided is an apparatus and method for extracting feature information of an image using a scale-invariant feature transform (SIFT) algorithm. The apparatus may include a first interface configured to generate one or more tile images from a first source image stored in a particular memory, such as a high-capacity short-term memory, and a feature information extractor configured to receive the generated one or more tile images and to respectively extract feature information from each of the one or more input tile images, where the first interface may be configured to generate the one or more tile images by selectively dividing the first source image into the one or more tile images based on a horizontal resolution of the first source image.Type: GrantFiled: June 20, 2013Date of Patent: October 27, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yong Min Tai, Young Su Moon, Jung Uk Cho, Joon Hyuk Cha, Hyun Sang Park, Shi Hwa Lee
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Patent number: 9165209Abstract: An apparatus and method for calculating a cumulative histogram of an image are provided. A cumulative histogram calculation apparatus may include a cumulative value selecting unit to select cumulative data obtained by accumulating input data, based on a number of combinations of the input data, and a loading unit to load the selected cumulative value in a corresponding bin of a histogram.Type: GrantFiled: April 29, 2013Date of Patent: October 20, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yong Min Tai, Young Su Moon, Jung Uk Cho, Joon Hyuk Cha, Shi Hwa Lee, Hyun Sang Park
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Patent number: 9118846Abstract: Provided are an apparatus and method for generating an image with a defocused background. According to various aspects, a preview image is used as the basis for extracting a background distribution and a defocused background is generated based on the extracted background distribution. Accordingly, it is not necessary to photograph two or more images to generate a defocused background effect.Type: GrantFiled: March 28, 2013Date of Patent: August 25, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Gengyu Ma, Young Su Moon, Wentao Mao, Jung Uk Cho, Ji Yeun Kim
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Patent number: 9042673Abstract: Provided is a method and apparatus for deblurring a non-uniform motion blur in an input image, that may restore a clearer image by dividing a large scale input image into tiles corresponding to partial areas, selecting, among the divided tiles, an optimal tile for a partial area most suitable for estimating non-uniform motion blur information, and effectively removing an artifact in an outer portion of a tile through padding of each tile.Type: GrantFiled: March 11, 2013Date of Patent: May 26, 2015Assignees: SAMSUNG ELECTRONICS CO., LTD., POSTECH ACADEMY-INDUSTRY FOUNDATION POHANG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Jung Uk Cho, Seung Yong Lee, Young Su Moon, Shi Hwa Lee, Chi Young Lee, Sung Hyun Cho, Ho Jin Cho
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Publication number: 20150116338Abstract: Disclosed are an image processing apparatus and method that more efficiently process image data. The image processing apparatus includes a vector data manager that receives at least some of all image data and converts the received image data into vector data, a vector processor that receives the vector data from the vector data manager, performs a vector processing operation by using the vector data, and generates output vector data as a result of the vector processing operation, and a synchronizer that controls a timing of when the vector data manager transmits the vector data to the vector processor.Type: ApplicationFiled: October 28, 2014Publication date: April 30, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung-uk CHO, Young-su MOON, Jong-hun LEE, Yong-min TAI, Do-hyung KIM, Si-hwa LEE
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Publication number: 20150100612Abstract: A method and apparatus for processing numeric calculation are provided. The method includes determining a shift bit and an index bit that falls within an index range of a lookup table from among bits representing a divisor scaled up by an offset, obtaining a replacement value corresponding to an index value of the determined index bit by using the lookup table, multiplying a dividend scaled up by the offset by the obtained replacement value, and outputting a value corresponding to a division operation by correcting a scale of a result of the multiplication using a right shift operation.Type: ApplicationFiled: July 11, 2014Publication date: April 9, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jong-hun LEE, Young-su MOON, Jung-uk CHO, Yong-min TAI, Do-hyung KIM, Si-hwa LEE
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Publication number: 20150098658Abstract: A method of processing image data includes a plurality of different processes performed based on edge information generated as a result of performing a preset process from among the plurality of different processes. Therefore, the time for processing the image data is reduced, and image quality is enhanced.Type: ApplicationFiled: October 6, 2014Publication date: April 9, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yong-min TAI, Young-su MOON, Jong-hun LEE, Jung-uk CHO, Do-hyung KIM, Si-hwa LEE