Patents by Inventor Won-Ho Cho
Won-Ho 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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Patent number: 11970566Abstract: Disclosed is a method of manufacturing a polyurethane filter foam having excellent air permeability, elasticity, and restoring force. In the method of manufacturing the polyurethane filter foam, the cell size of the filter foam is made regular by controlling the pressure by adjusting the diameter of the foaming head of a foaming machine, rather than adding a cell opener, cell irregularity caused by poor dispersion of the cell opener is alleviated, and air permeability, porosity, and compression set are excellent.Type: GrantFiled: September 30, 2022Date of Patent: April 30, 2024Assignees: HYUNDAI TRANSYS INC., CHIN YANG CO., LTD.Inventors: Jae Yong Ko, Seung Keon Woo, Young Tae Cho, Won Sug Choi, Sung Yoon Lee, Jae Kwang Lee, Jun Ho Song
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Patent number: 11957669Abstract: One aspect of the present disclosure is a pharmaceutical composition which includes (R)—N-[1-(3,5-difluoro-4-methansulfonylamino-phenyl)-ethyl]-3-(2-propyl-6-trifluoromethyl-pyridin-3-yl)-acrylamide as a first component and a cellulosic polymer as a second component, wherein the composition of one aspect of the present disclosure has a formulation characteristic in which crystal formation is delayed for a long time.Type: GrantFiled: August 10, 2018Date of Patent: April 16, 2024Assignee: AMOREPACIFIC CORPORATIONInventors: Joon Ho Choi, Won Kyung Cho, Kwang-Hyun Shin, Byoung Young Woo, Ki-Wha Lee, Min-Soo Kim, Jong Hwa Roh, Mi Young Park, Young-Ho Park, Eun Sil Park, Jae Hong Park
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Patent number: 11937971Abstract: Provided is a method for classifying diseases using artificial intelligence (AI) of an electronic apparatus. The method for classifying diseases may comprise obtaining auscultation sound data and auscultation position data, obtaining feature information based on the auscultation sound data and obtaining auscultation position information based on the auscultation position data, generating combined information by combining the feature information and the auscultation position information, and identifying at least one of disease information corresponding to the combined information, by using an AI model.Type: GrantFiled: May 5, 2023Date of Patent: March 26, 2024Assignee: SMARTSOUND CORPORATIONInventors: Jung Ho Lee, Won Yang Cho, Eun Joo Lee
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Publication number: 20240092270Abstract: A luggage space-extensible slidable and pivotable board structure is provided. The board structure includes a board assembly configured to slide forward or backward or pivot upward about an inner side thereof in a luggage space of a vehicle, a rail section configured to be coupled to a hinge part at the inner side so as to be pivotable along with the board assembly, and a handle assembly disposed on an outer side of the board assembly to lock the board assembly, wherein the board assembly is unlocked by the operation of the handle assembly to slide along the rail section, and the board assembly is configured to pivot about the hinge part in a locked state.Type: ApplicationFiled: April 3, 2023Publication date: March 21, 2024Inventors: Hong Keun Son, Min Ho Cho, Won Young Na, Heon Lee
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Patent number: 9774781Abstract: A local tone mapping circuit may include: a noise extractor configured to divide an image signal into a first noise signal and a noise-free signal; an intermediate tone mapping signal generator configured to calculate a tone mapping gain corresponding to the noise-free signal, and configured to generate an intermediate tone mapping signal by multiplying the noise-free signal by the tone mapping gain; and/or an adder configured to generate a final tone mapping signal by adding a second noise signal related with the first noise signal to the intermediate tone mapping signal.Type: GrantFiled: September 4, 2015Date of Patent: September 26, 2017Assignee: Samsung Electronics Co., Ltd.Inventor: Won Ho Cho
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Publication number: 20160127665Abstract: A local tone mapping circuit may include: a noise extractor configured to divide an image signal into a first noise signal and a noise-free signal; an intermediate tone mapping signal generator configured to calculate a tone mapping gain corresponding to the noise-free signal, and configured to generate an intermediate tone mapping signal by multiplying the noise-free signal by the tone mapping gain; and/or an adder configured to generate a final tone mapping signal by adding a second noise signal related with the first noise signal to the intermediate tone mapping signal.Type: ApplicationFiled: September 4, 2015Publication date: May 5, 2016Inventor: Won Ho CHO
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Patent number: 9294688Abstract: Methods of correcting saturated pixel data in an image sensor are provided. A method of correcting saturated pixel data in an image sensor includes determining a weight function. The weight function indicates a correlation between color values of saturated pixels and color values of neighboring pixels. The saturated pixels are among a plurality of pixels which have a color value greater than a saturation threshold value. The neighboring pixels are among the plurality of pixels that are proximate to each of the saturated pixels. The method includes determining weight values of a neighboring pixels that are proximate to a first saturated pixel using the weight function. The method includes determining a weighted average value of the color values of each of the neighboring pixels using the weight values. The method includes correcting the color value of the first saturated pixel to the weighted average value.Type: GrantFiled: April 11, 2014Date of Patent: March 22, 2016Assignees: SOGANG UNIVERSITY RESEARCH FOUNDATION, SAMSUNG ELECTRONICS CO., LTD.Inventors: Hae-Jin Ju, Tae-Chan Kim, Won-Ho Cho, Rae-Hong Park
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Publication number: 20150256760Abstract: Methods of correcting saturated pixel data in an image sensor are provided. A method of correcting saturated pixel data in an image sensor includes determining a weight function. The weight function indicates a correlation between color values of saturated pixels and color values of neighboring pixels. The saturated pixels are among a plurality of pixels which have a color value greater than a saturation threshold value. The neighboring pixels are among the plurality of pixels that are proximate to each of the saturated pixels. The method includes determining weight values of a neighboring pixels that are proximate to a first saturated pixel using the weight function. The method includes determining a weighted average value of the color values of each of the neighboring pixels using the weight values. The method includes correcting the color value of the first saturated pixel to the weighted average value.Type: ApplicationFiled: April 11, 2014Publication date: September 10, 2015Applicants: SAMSUNG ELECTRONICS CO., LTD., SOGANG UNIVERSITY RESEARCH FOUNDATIONInventors: Hae-Jin JU, Tae-Chan KIM, Won-Ho CHO, Rae-Hong PARK
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Publication number: 20150249795Abstract: An image processor corrects for color shading and lens shading separately. The image processor may also provide dynamic range correction between color shading and lens shading correction. Whichever operation, color shading correction or lens shading correction employs lower correction values may be employed first in a sequence of operations that includes color shading, dynamic range, and lens shading corrections.Type: ApplicationFiled: February 26, 2015Publication date: September 3, 2015Inventors: Won-ho Cho, Dong-pan Lim, Tae-chan Kim
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Publication number: 20150206291Abstract: Provided are an image processing apparatus and an image processing method using sharpening filtering. The image processing method includes filtering input image data using a plurality of directional filters, comparing a plurality of filtering results with a threshold value that corresponds to the filtering results, selectively aggregating a plurality of output values of the directional filters according results of the comparison, and performing a first calculation on the input image data and a result of the selective aggregation.Type: ApplicationFiled: January 6, 2015Publication date: July 23, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Won-ho CHO, Tae-chan KIM
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Patent number: 9047679Abstract: In image processing, a color fringe is removed. The processing includes selecting a maximum gradient magnitude among gradient magnitudes for each of color components in an image, calculating a boundary of a dilated near-saturation region in the image, detecting a transition region in the image according to the maximum gradient magnitude and the dilated near-saturation region, and removing a color fringe from the transition region.Type: GrantFiled: January 11, 2013Date of Patent: June 2, 2015Assignees: SAMSUNG ELECTRONICS CO., LTD., INDUSTRY-UNIVERSITY COOPERATION FOUNDATION SOGANG UNIVERSITYInventors: Tae Chan Kim, Won Ho Cho, Hae Jin Ju, Rae Hong Park, Dong Kyu Lee
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Publication number: 20140193069Abstract: In image processing, a color fringe is removed. The processing includes selecting a maximum gradient magnitude among gradient magnitudes for each of color components in an image, calculating a boundary of a dilated near-saturation region in the image, detecting a transition region in the image according to the maximum gradient magnitude and the dilated near-saturation region, and removing a color fringe from the transition region.Type: ApplicationFiled: January 11, 2013Publication date: July 10, 2014Applicants: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION SOGANG UNIVERSITY, SAMSUNG ELECTRONICS CO., LTD.Inventors: TAE CHAN KIM, WON HO CHO, HAE JIN JU, RAE HONG PARK, DONG KYU LEE
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Patent number: 8486739Abstract: An etchant for forming double-layered signal lines and electrodes of a liquid crystal display device includes hydrogen peroxide (H2O2), a phosphate, F-ions, an organic acid having a carboxyl group (—COOH), a copper (Cu) inhibitor, and a hydrogen peroxide (H2O2) stabilizer, wherein each of the double-layered signal lines and electrodes of the liquid crystal display device includes a first layer of one of aluminum (Al), aluminum alloy (Al-alloy), titanium (Ti), titanium alloy (Ti-alloy), tantalum (Ta), and a tantalum alloy (Ta-alloy) and a second layer of copper (Cu).Type: GrantFiled: June 7, 2011Date of Patent: July 16, 2013Assignee: LG Display Co., Ltd.Inventors: Won-Ho Cho, Gyoo-Chul Jo, Gue-Tai Lee, Jin-Gyu Kang, Beung-Hwa Jeong, Jin-Young Kim
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Patent number: 8432503Abstract: A method of forming an array substrate for a LCD device includes patterning a first metal layer and a first barrier metal layer to form a gate electrode, a gate line and a gate pad; forming a gate insulation layer to cover the gate electrode, line and pad; forming an active layer, an ohmic contact layer, a second barrier metal layer and a second metal layer including a copper (Cu) layer on the gate insulation layer; patterning the second metal layer and the second barrier metal layer by a first etching process; patterning an exposed portion of the second metal layer and the second barrier metal layer and ohmic contact layer to form source and drain electrodes each having a double layered structure of the second barrier metal layer and the second metal layer; and forming a pixel electrode on a passivation layer formed on the source and drain electrodes.Type: GrantFiled: May 4, 2011Date of Patent: April 30, 2013Assignee: LG Display Co., Ltd.Inventors: Won-Ho Cho, Gyoo-Chul Jo, Gue-Tai Lee, Jin-Gyu Kang, Beung-Hwa Jeong, Jin-Young Kim
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Publication number: 20120202305Abstract: An etchant for forming double-layered signal lines and electrodes of a liquid crystal display device includes hydrogen peroxide (H2O2), a phosphate, F-ions, an organic acid having a carboxyl group (—COOH), a copper (Cu) inhibitor, and a hydrogen peroxide (H2O2) stabilizer, wherein each of the double-layered signal lines and electrodes of the liquid crystal display device includes a first layer of one of aluminum (Al), aluminum alloy (Al-alloy), titanium (Ti), titanium alloy (Ti-alloy), tantalum (Ta), and a tantalum alloy (Ta-alloy) and a second layer of copper (Cu).Type: ApplicationFiled: June 7, 2011Publication date: August 9, 2012Applicant: LG Display Co., Ltd.Inventors: Won-Ho Cho, Gyoo-Chul Jo, Gue-Tai Lee, Jin-Gyu Kang, Beung-Hwa Jeong, Jin-Young Kim
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Publication number: 20110212557Abstract: The present invention is an array substrate for use in a liquid crystal display device, which includes a gate electrode, a gate line and a gate pad on a substrate, wherein the gate electrode, the gate line and the gate pad have a double-layered structure consisting of a first metal layer and a first barrier metal layer in series from the substrate, and wherein the first metal is one of aluminum and aluminum alloy; a gate insulation layer on the substrate covering the gate electrode, gate line and gate pad; an active layer and an ohmic contact layer sequentially formed on the gate insulation layer and over the gate electrode; a data line on the gate insulation layer perpendicularly crossing the gate line, source and drain electrodes contacting the ohmic contact layer, and a data pad on the gate insulation layer, wherein the data line, the source and drain electrode and the data pad have a double-layered structure consisting of a second barrier metal layer and a second metal layer of copper; a passivation layerType: ApplicationFiled: May 4, 2011Publication date: September 1, 2011Inventors: Won-Ho CHO, Gyoo-Chul Jo, Gue-Tai Lee, Jin-Gyu Kang, Beung-Hwa Jeong, Jin-Young Kim
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Patent number: 7977128Abstract: An etchant for forming double-layered signal lines and electrodes of a liquid crystal display device includes hydrogen peroxide (H2O2), a phosphate, F-ions, an organic acid having a carboxyl group (—COOH), a copper (Cu) inhibitor, and a hydrogen peroxide (H2O2) stabilizer, wherein each of the double-layered signal lines and electrodes of the liquid crystal display device includes a first layer of one of aluminum (Al), aluminum alloy (Al-alloy), titanium (Ti), titanium alloy (Ti-alloy), tantalum (Ta), and a tantalum alloy (Ta-alloy) and a second layer of copper (Cu).Type: GrantFiled: March 5, 2010Date of Patent: July 12, 2011Assignee: LG Display Co., Ltd.Inventors: Won-Ho Cho, Gyoo-Chul Jo, Gue-Tai Lee, Jin-Gyu Kang, Beung-Hwa Jeong, Jin-Young Kim
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Patent number: 7956949Abstract: An array substrate in a liquid crystal display device includes a gate electrode, a gate line and a gate pad on a substrate, wherein the gate electrode, the gate line and the gate pad have a double-layered structure consisting of a first metal layer and a first barrier metal layer in series from the substrate, and wherein the first metal is one of aluminum and aluminum alloy; a gate insulation laver; an active layer and an ohmic contact layer; a data line, source and drain electrodes, and a data pad each having a double-layered structure consisting of a second barrier metal layer and a second metal layer of copper; a passivation layer; and a pixel electrode, a gate pad terminal and a data pad terminal on the passivation layer formed of a transparent conductive material.Type: GrantFiled: April 15, 2010Date of Patent: June 7, 2011Assignee: LG Display Co., Ltd.Inventors: Won-Ho Cho, Gyoo-Chul Jo, Gue-Tai Lee, Jin-Gyu Kang, Beung-Hwa Jeong, Jin-Young Kim
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Patent number: 7777822Abstract: An array substrate in a liquid crystal display device includes a gate electrode, a gate line and a gate pad on a substrate, wherein the gate electrode, the gate line and the gate pad have a double-layered structure consisting of a first metal layer and a first barrier metal layer in series from the substrate, and wherein the first metal is one of aluminum and aluminum alloy; a gate insulation layer; an active layer and an ohmic contact layer; a data line, source and drain electrodes, and a data pad each having a double-layered structure consisting of a second barrier metal layer and a second metal layer of copper; a passivation layer; and a pixel electrode, a gate pad terminal and a data pad terminal on the passivation layer formed of a transparent conductive material.Type: GrantFiled: March 26, 2008Date of Patent: August 17, 2010Assignee: LG Display Co., Ltd.Inventors: Won-Ho Cho, Gyoo-Chul Jo, Gue-Tai Lee, Jin-Gyu Kang, Beung-Ilwa Jeong, Jin-Young Kim
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Publication number: 20100203687Abstract: The present invention is an array substrate for use in a liquid crystal display device, which includes a gate electrode, a gate line and a gate pad on a substrate, wherein the gate electrode, the gate line and the gate pad have a double-layered structure consisting of a first metal layer and a first barrier metal layer in series from the substrate, and wherein the first metal is one of aluminum and aluminum alloy; a gate insulation layer on the substrate covering the gate electrode, gate line and gate pad; an active layer and an ohmic contact layer sequentially formed on the gate insulation layer and over the gate electrode; a data line on the gate insulation layer perpendicularly crossing the gate line, source and drain electrodes contacting the ohmic contact layer, and a data pad on the gate insulation layer, wherein the data line, the source and drain electrode and the data pad have a double-layered structure consisting of a second barrier metal layer and a second metal layer of copper; a passivation layerType: ApplicationFiled: April 15, 2010Publication date: August 12, 2010Inventors: Won-Ho CHO, Gyoo-Chul Jo, Gue-Tai Lee, Jin-Gyu Kang, Beung-Hwa Jeong, Jin-Young Kim