Patents by Inventor Jae-Chang Choi
Jae-Chang Choi 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: 20250080752Abstract: An intra prediction mode encoding and decoding method, an image decoding device, and an image encoding device operate by deriving most probable modes (MPMs) from surrounding prediction units adjacent to a current prediction unit and deriving an intra prediction mode of the current prediction unit on the basis of an MPM flag indicating whether an MPM having the same prediction mode as the intra prediction mode of the current prediction unit exists among the derived MPMs.Type: ApplicationFiled: November 19, 2024Publication date: March 6, 2025Applicants: Electronics and Telecommunications Research Institute, Intellectual Discovery Co., Ltd.Inventors: Sung Chang LIM, Hui Yong Kim, Jin Ho Lee, Jin Soo Choi, Jin Woong Kim, Jae Gon Kim, Sang Yong Lee, Hae Chul CHOI
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Publication number: 20250071320Abstract: Disclosed are a method for inducing a prediction motion vector and an apparatus using the same. An image decoding method can include: a step of determining the information related to a plurality of spatial candidate prediction motion vectors from peripheral predicted blocks of a predicted target block; and a step of determining the information related to temporal candidate prediction motion vectors on the basis of the information related to the plurality of spatial candidate prediction motion vectors. Accordingly, the present invention can reduce complexity and can enhance coding efficiency when inducing the optimum prediction motion vector.Type: ApplicationFiled: November 13, 2024Publication date: February 27, 2025Applicants: Electronics and Telecommunications Research Institute, Industry-University Cooperation Foundation Korea Aerospace UniversityInventors: Sung Chang LIM, Hui Yong KIM, Jin Ho LEE, Jin Soo CHOI, Jin Woong KIM, Jae Gon KIM, Sang Yong LEE, Un Ki PARK
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Patent number: 12231635Abstract: The present invention relates to video encoding/decoding methods and device, wherein the video encoding method according to the invention comprises the following steps: acquiring information of peripheral blocks; setting the information about a current block based on the information of the peripheral blocks; and encoding the current block based on the set information, wherein the current block and the peripheral blocks may be a CU (coding unit).Type: GrantFiled: May 3, 2023Date of Patent: February 18, 2025Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Sung Chang Lim, Hui Yong Kim, Jin Ho Lee, Jin Soo Choi, Jin Woong Kim, Jae Gon Kim, Sang Yong Lee
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Publication number: 20250024844Abstract: A cart treatment system according to the present invention includes: a pre-treatment module for cart treatment; an intermediate module provided to receive and treat the cart which is treated in the pre-treatment module; and a post-treatment module provided to receive and treat the cart which is treated in the intermediate module, wherein the intermediate module is provided to be put in either a coupled state in which the pre-treatment module is coupled to the post-treatment module or a detached state in which the pre-treatment module is detached from the post-treatment module.Type: ApplicationFiled: April 21, 2022Publication date: January 23, 2025Applicant: CJ CHEILJEDANG CORPORATIONInventors: Chun Myung CHOI, Gi Chang LEE, Seung Hoon LEE, Seung Ho LEE, Jae Gyoung KIM
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Publication number: 20250020214Abstract: A packing according to the present invention includes: an expansion part inserted into a groove formed in an annular shape on an outer side surface of an installation target and including an expansion space, into which air flows, provided therein; and a sealing part connected to a side surface which faces an outer side of the groove among the side surfaces of the expansion part, and provided to press a pressed target by being pushed to an outside of the groove as the expansion part expands to maintain airtightness of a boundary between the installation target and the pressed target adjacent to the installation target.Type: ApplicationFiled: April 21, 2022Publication date: January 16, 2025Applicant: CJ CHEILJEDANG CORPORATIONInventors: Chun Myung CHOI, Gi Chang LEE, Jae Gyoung KIM, Seung Ho LEE, Seung Hoon LEE
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Patent number: 9442244Abstract: Provided is a liquid crystal display (LCD) with improved heat dissipation and reduced thickness. The LCD includes for an embodiment: a lower housing; a heat-dissipating member which is disposed in the lower housing; a plurality of point light sources which are disposed on the heat-dissipating member; a plurality of electric wires which supply power to the point light sources; and a light guide plate (LGP) which is disposed in the lower housing in such a way that side surfaces of the LGP face the point light sources.Type: GrantFiled: April 13, 2015Date of Patent: September 13, 2016Assignee: Samsung Display Co., Ltd.Inventors: Joo-Young Kim, Hyun-Chul Bae, Jae-Chang Choi, Seong-Sik Choi
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Publication number: 20150370006Abstract: Provided are a backlight assembly with improved heat dissipation, and a liquid crystal display (LCD) having such a backlight assembly. The backlight assembly includes: a light guide plate; a light source unit disposed on a side of the light guide plate; an intermediate housing covering an upper surface of the light source unit; and a lower housing coupled to the intermediate housing to accommodate the light guide plate and the light source unit, wherein the lower housing includes: a light source unit-fixing frame to which the light source unit is fixed, the light source unit-fixing frame contacting an inner surface of the intermediate housing; and a body portion disposed under the light guide plate and coupled to the light source unit-fixing frame.Type: ApplicationFiled: September 1, 2015Publication date: December 24, 2015Inventors: Jae-Chang CHOI, Seong-Sik CHOI
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Patent number: 9140849Abstract: Provided are a backlight assembly with improved heat dissipation, and a liquid crystal display (LCD) having such a backlight assembly. The backlight assembly includes: a light guide plate; a light source unit disposed on a side of the light guide plate; an intermediate housing covering an upper surface of the light source unit; and a lower housing coupled to the intermediate housing to accommodate the light guide plate and the light source unit, wherein the lower housing includes: a light source unit-fixing frame to which the light source unit is fixed, the light source unit-fixing frame contacting an inner surface of the intermediate housing; and a body portion disposed under the light guide plate and coupled to the light source unit-fixing frame.Type: GrantFiled: October 18, 2010Date of Patent: September 22, 2015Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jae-Chang Choi, Seong-Sik Choi
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Publication number: 20150212259Abstract: Provided is a liquid crystal display (LCD) with improved heat dissipation and reduced thickness. The LCD includes for an embodiment: a lower housing; a heat-dissipating member which is disposed in the lower housing; a plurality of point light sources which are disposed on the heat-dissipating member; a plurality of electric wires which supply power to the point light sources; and a light guide plate (LGP) which is disposed in the lower housing in such a way that side surfaces of the LGP face the point light sources.Type: ApplicationFiled: April 13, 2015Publication date: July 30, 2015Inventors: Joo-Young KIM, Hyun-Chul BAE, Jae-Chang CHOI, Seong-Sik CHOI
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Patent number: 9030621Abstract: Provided is a liquid crystal display (LCD) with improved heat dissipation and reduced thickness. The LCD includes for an embodiment: a lower housing; a heat-dissipating member which is disposed in the lower housing; a plurality of point light sources which are disposed on the heat-dissipating member; a plurality of electric wires which supply power to the point light sources; and a light guide plate (LGP) which is disposed in the lower housing in such a way that side surfaces of the LGP face the point light sources.Type: GrantFiled: April 27, 2010Date of Patent: May 12, 2015Assignee: Samsung Display Co., Ltd.Inventors: Joo-Young Kim, Hyun-Chul Bae, Jae-Chang Choi, Seong-Sik Choi
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Patent number: 8944664Abstract: A display device includes: a display panel; a bottom container member which receives the display panel; an auxiliary member including a bottom, and a side extending from an edge of the bottom, and coupled with the bottom container member; a light source unit coupled with the side of the auxiliary member; and a first heat radiating member between the auxiliary member and the light source unit. The first heat radiating member includes a phase change material.Type: GrantFiled: January 4, 2013Date of Patent: February 3, 2015Assignee: Samsung Display Co., Ltd.Inventors: Yong Hwi Kim, Won Jin Kim, Sang Hoon Lee, Seong Sik Choi, Jae Chang Choi
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Patent number: 8934068Abstract: A backlight assembly includes a light source unit including a circuit board, a light source disposed on a first plane of the circuit board, and at least one connection unit disposed on a second plane opposite to the first plane of the circuit board and electrically connected to the light source, a receiving container having a bottom plate and sidewalls extending from edges of the bottom plate and receiving the light source unit, the bottom plate including at least one opening portion in which the connection unit is inserted and exposed to the outside, and at least one driving unit disposed at a rear surface of the receiving container and connected to the connection unit for driving the light source unit.Type: GrantFiled: April 29, 2014Date of Patent: January 13, 2015Assignee: Samsung Display Co., Ltd.Inventors: Jin Hee Park, Bong-Hyun You, Jae-Chang Choi
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Patent number: 8885119Abstract: A backlight assembly of a Liquid Crystal Display (LCD) is provided with improved heat dissipation capabilities. The improved dissipation capabilities come from one or more light-sourcing unit fixing frames that have extensions which protrude to outside a housing that houses light sourcing units of the LCD. The light-sourcing unit fixing frames mechanically interlock with the housing.Type: GrantFiled: March 6, 2014Date of Patent: November 11, 2014Assignee: Samsung Display Co., Ltd.Inventors: Cheol Yong Noh, Jae Chang Choi, Seong Sik Choi
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Patent number: 8845139Abstract: A backlight assembly includes a light emitting module and a receiving container. The receiving container receives the light emitting module, and includes a first frame, a second frame and a heat dissipation channel. The first frame includes a first bottom, and first sidewalls connected to the first bottom. The second frame includes a second bottom which faces the first bottom and is sealed with the first frame. The first and second bottoms are spaced apart from each other and form the heat dissipation channel therebetween.Type: GrantFiled: January 24, 2012Date of Patent: September 30, 2014Assignee: Samsung Display Co., Ltd.Inventors: Dong-Lyoul Shin, Hirokazu Shibata, Jae-Chang Choi
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Publication number: 20140233216Abstract: A backlight assembly includes a light source unit including a circuit board, a light source disposed on a first plane of the circuit board, and at least one connection unit disposed on a second plane opposite to the first plane of the circuit board and electrically connected to the light source, a receiving container having a bottom plate and sidewalls extending from edges of the bottom plate and receiving the light source unit, the bottom plate including at least one opening portion in which the connection unit is inserted and exposed to the outside, and at least one driving unit disposed at a rear surface of the receiving container and connected to the connection unit for driving the light source unit.Type: ApplicationFiled: April 29, 2014Publication date: August 21, 2014Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: JIN HEE PARK, Bong-Hyun You, Jae-Chang Choi
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Publication number: 20140185324Abstract: A backlight assembly of a Liquid Crystal Display (LCD) is provided with improved heat dissipation capabilities. The improved dissipation capabilities come from one or more light-sourcing unit fixing frames that have extensions which protrude to outside a housing that houses light sourcing units of the LCD. The light-sourcing unit fixing frames mechanically interlock with the housing.Type: ApplicationFiled: March 6, 2014Publication date: July 3, 2014Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Cheol Yong NOH, Jae Chang CHOI, Seong Sik CHOI
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Patent number: 8755002Abstract: A backlight assembly includes a light source unit including a circuit board, a light source disposed on a first plane, of the circuit board, and at least one connection unit disposed on a second plane opposite to the first plane of the circuit board and electrically connected to the light source, a receiving container having a bottom plate and sidewalls extending from edges of the bottom plate and receiving the light source unit, the bottom plate including at least one opening portion in which the connection unit is inserted and exposed to the outside, and at least one driving unit disposed at a rear surface of the receiving container and connected to the connection unit for driving the light source unit.Type: GrantFiled: November 21, 2011Date of Patent: June 17, 2014Assignee: Samsung Display Co., Ltd.Inventors: Jin-Hee Park, Bong-Hyun You, Jae-Chang Choi
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Patent number: 8704974Abstract: A backlight assembly of a Liquid Crystal Display (LCD) is provided with improved heat dissipation capabilities. The improved dissipation capabilities come from one or more light-sourcing unit fixing frames that have extensions which protrude to outside a housing that houses light sourcing units of the LCD. The light-sourcing unit fixing frames mechanically interlock with the housing.Type: GrantFiled: October 1, 2010Date of Patent: April 22, 2014Assignee: Samsung Display Co., Ltd.Inventors: Cheol-Yong Noh, Jae-Chang Choi, Seong-Sik Choi
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Patent number: 8690409Abstract: A backlight assembly includes a light guiding plate and a plurality of first light sources. The light guiding plate includes a light exiting surface through which light can exit, a light guiding surface positioned opposite to the light exiting surface, and a first surface extending between the light guiding surface and the light exiting surface and inclined with respect to the light guiding surface by a first angle. The first angle is an acute angle. The first light sources can generate light, and are disposed under the light guiding plate. These first light sources are disposed adjacent to a first edge connecting the first surface with the light guiding surface.Type: GrantFiled: February 17, 2012Date of Patent: April 8, 2014Assignee: Samsung Display Co., Ltd.Inventors: Dong-Lyoul Shin, Jae-Chang Choi, Tae-Ho Lee, Je-Won Woo, Su-Chang Ryu
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Publication number: 20140003031Abstract: A display device includes: a display panel; a bottom container member which receives the display panel; an auxiliary member including a bottom, and a side extending from an edge of the bottom, and coupled with the bottom container member; a light source unit coupled with the side of the auxiliary member; and a first heat radiating member between the auxiliary member and the light source unit. The first heat radiating member includes a phase change material.Type: ApplicationFiled: January 4, 2013Publication date: January 2, 2014Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Young Hwi KIM, Won Jin KIM, Sang Hoon LEE, Seong Sik CHOI, Jae Chang CHOI