Patents by Inventor Hyeok-Jin Lee
Hyeok-Jin Lee 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: 20150055065Abstract: A liquid crystal display includes a first substrate, a second substrate disposed opposite to the first substrate; a pixel electrode disposed on the first substrate; a common electrode disposed on the second substrate; and a liquid crystal layer disposed between the first substrate and the second substrate, where a first cutout having a cross shape is defined in the common electrode, a second cutout is defined in the pixel electrode to be adjacent to and along an edge of the pixel electrode, and the pixel electrode has a step structure, a boundary line of which is in a rhombus shape.Type: ApplicationFiled: January 17, 2014Publication date: February 26, 2015Applicant: Samsung Display Co., Ltd.Inventors: Dong-Chul SHIN, Jae Hong PARK, Oh Jeong KWON, Ki Chul SHIN, Sung-Jae YUN, Hyeok Jin LEE
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Publication number: 20150055040Abstract: The present invention relates to a liquid crystal display that can improve an aperture ratio and liquid crystal control ability. A liquid crystal display according to an exemplary embodiment of the present invention includes: a first substrate and a second substrate which face each other; a pixel electrode disposed on the first substrate; a common electrode disposed on the second substrate; and a liquid crystal layer disposed between the first substrate and the second substrate, in which the common electrode has a first cutout having a cross shape, and the pixel electrode includes a first subpixel electrode having a rhombus shape, a second subpixel electrode surrounding the first subpixel electrode, a second cutout disposed close to and along at least one of the edges of the second subpixel electrode, and a third cutout spacing the first subpixel electrode and the second subpixel electrode.Type: ApplicationFiled: April 21, 2014Publication date: February 26, 2015Applicant: Samsung Display Co., Ltd.Inventors: Oh Jeong KWON, Hyeok Jin Lee, Dong-Chul Shin, Jae Hong Park, Sung-Jae Yun, Ki Chul Shin, Seung Wook Nam
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Publication number: 20150055049Abstract: A liquid crystal display includes a first substrate and a second substrate facing each other, a pixel electrode disposed on the first substrate, a storage electrode line which is close to edges of the pixel electrode and spaced apart from the pixel electrode, a common electrode disposed on the second substrate, and a liquid crystal layer disposed between the first substrate and the second substrate, where the common electrode includes a first cutout having a cross shape, and the pixel electrode includes a second cutout which is close to at least one of the edges of the pixel electrode and disposed along the edge.Type: ApplicationFiled: January 8, 2014Publication date: February 26, 2015Applicant: Samsung Display Co., Ltd.Inventors: Oh Jeong KWON, Hyeok Jin LEE, Jae Hong PARK, Heung Shik PARK, Ki Chul SHIN
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Patent number: 8947625Abstract: The present invention provides a panel capable of driving a liquid crystal in stable manner and improving response speed of the liquid crystal of a liquid crystal display, and the panel according to the present invention may include: a substrate; a first pixel electrode and a second pixel electrode disposed facing each other on the substrate; and a branch electrode extending from at least one of the first pixel electrode and the second pixel electrode.Type: GrantFiled: March 7, 2012Date of Patent: February 3, 2015Assignee: Samsung Display Co., Ltd.Inventors: Seung-Ho Hong, Hyeok-Jin Lee, Soon-Joon Rho, Yong-Woon Lim, Suk Choi, Oh-Jeong Kwon, Kyung-Hye Park, Su-Jin Kim
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Publication number: 20150002500Abstract: A liquid crystal display includes first and second substrates facing each other, the first and second substrates including facing display areas and peripheral areas around the display areas, a plurality of pixels on the display area of the first substrate, a common voltage applying unit on the peripheral area of the first substrate, a data driving circuit unit on the peripheral area of the first substrate, a data driver connecting line on the peripheral area of the first substrate, the data driver connecting line being positioned between the common voltage applying unit and the display area of the first substrate, and connecting the data driving circuit unit and a data line in the display area, and a sealant between the peripheral areas of the first and second substrates and covering the common voltage applying unit and part of the data driver connecting line.Type: ApplicationFiled: July 1, 2014Publication date: January 1, 2015Inventors: Suk CHOI, Seung Wook NAM, Su Jin KIM, Jin Won KIM, Joo Young YOON, Hyeok Jin LEE
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Patent number: 8902386Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes a first substrate, a pixel electrode disposed on the first substrate, a first alignment layer disposed on the first substrate and the pixel electrode, a second substrate facing the first substrate, a common electrode disposed on the second substrate, a second alignment layer disposed on the second substrate and the common electrode, and a liquid crystal layer disposed between the first substrate and the second substrate, in which the common electrode has a first opening having a cross shape, an edge of the first opening protrudes beyond an edge of the pixel electrode, and the pixel electrode includes a second opening disposed adjacently to at least one of the edges of the pixel electrode.Type: GrantFiled: May 2, 2012Date of Patent: December 2, 2014Assignee: Samsung Display Co., Ltd.Inventors: Oh Jeong Kwon, Jae Hong Park, Sung-Jae Yun, Hyeok Jin Lee, Mee Hye Jung, Jiang Shuai, Kyung Hye Park, Jae-Hoon Kim
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Publication number: 20140287646Abstract: A liquid crystal display and a manufacturing method are provided. A liquid crystal display according to an exemplary embodiment of the present invention includes: a first substrate; a second substrate facing the first substrate; a liquid crystal layer interposed between the first substrate and the second substrate, and including liquid crystal molecules; a first electrode positioned on the first substrate; an insulating layer positioned on the first electrode; a second electrode positioned on the insulating layer; and a third electrode positioned on the second substrate, wherein the second electrode includes a plurality of branches and a slit between neighboring ones of the branches, and a width of the slit is more than about two times to less than about five times a width of its corresponding branches.Type: ApplicationFiled: June 3, 2014Publication date: September 25, 2014Inventors: Seung Ho HONG, Oh Jeong KWON, Hyeok Jin LEE
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Patent number: 8823912Abstract: A liquid crystal display includes a first substrate; and a pixel electrode including a first sub-pixel electrode and a second sub-pixel electrode formed at a distance from each other on the first substrate, the first sub-pixel electrode includes stem portions and a plurality of branch portions extended from the stem portions, and the second sub-pixel electrode surrounds the first sub-pixel electrode.Type: GrantFiled: September 14, 2012Date of Patent: September 2, 2014Assignee: Samsung Display Co., Ltd.Inventors: Oh Jeong Kwon, Jae Hong Park, Sung-Jae Yun, Shuai Jiang, Kyung Hye Park, Joo Young Yoon, Hyeok Jin Lee
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Patent number: 8817207Abstract: A liquid crystal display including a first substrate; a light-blocking member disposed on the first substrate; an emission layer disposed on the first substrate; an ultraviolet-light blocking filter disposed on the emission layer; a lower polarizer disposed on the ultraviolet-light blocking filter; a gate line and a data line disposed on the lower polarizer and substantially perpendicular to each other; a thin film transistor electrically connected to the gate line and the data line; a pixel electrode electrically connected to the thin film transistor; a second substrate disposed facing the first substrate; a common electrode disposed on the second substrate; and a liquid crystal layer interposed between the first substrate and the second substrate.Type: GrantFiled: April 1, 2009Date of Patent: August 26, 2014Assignee: Samsung Display Co., Ltd.Inventors: Soon-Joon Rho, Hyeok-Jin Lee, Hee-Keun Lee, Baek-Kyun Jeon
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Patent number: 8810761Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes: a first substrate; a pixel electrode disposed on the first substrate; a first alignment layer disposed on the first substrate and the pixel electrode; a second substrate facing the first substrate; a common electrode disposed on the second substrate; a second alignment layer disposed on the second substrate and the common electrode; and a liquid crystal layer disposed between the first substrate and the second substrate, wherein the common electrode has a plurality of cutouts having a cross shape, and when viewing the first substrate and the second substrate upward, the edge of the cutout is protruded from the edge of the pixel electrode.Type: GrantFiled: April 30, 2012Date of Patent: August 19, 2014Assignee: Samsung Display Co., Ltd.Inventors: Jae Hong Park, Sung-Jae Yun, Jae-Soo Jang, Jun Ha Park, Jeong Ho Lee, Hyeok Jin Lee, Sung Hwan Hong, Oh Jeong Kwon, Jae-Hoon Kim, Kwang-Soo Bae
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Patent number: 8780306Abstract: A liquid crystal display and a manufacturing method are provided. A liquid crystal display according to an exemplary embodiment of the present invention includes: a first substrate; a second substrate facing the first substrate; a liquid crystal layer interposed between the first substrate and the second substrate, and including liquid crystal molecules; a first electrode positioned on the first substrate; an insulating layer positioned on the first electrode; a second electrode positioned on the insulating layer; and a third electrode positioned on the second substrate, wherein the second electrode includes a plurality of branches and a slit between neighboring ones of the branches, and a width of the slit is more than about two times to less than about five times a width of its corresponding branches.Type: GrantFiled: September 20, 2011Date of Patent: July 15, 2014Assignee: Samsung Display Co., Ltd.Inventors: Seung Ho Hong, Oh Jeong Kwon, Hyeok Jin Lee
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Publication number: 20140141554Abstract: A display device includes a first substrate including a protrusion electrode pattern, a second substrate disposed opposite to the first substrate, and a liquid crystal layer disposed between the first substrate and the second substrate. The protrusion electrode pattern is made of a conductive polymer material, and a state of the liquid crystal layer changes from an isotropic state to an anisotropic state when an electric field is applied.Type: ApplicationFiled: January 27, 2014Publication date: May 22, 2014Applicant: Samsung Display Co., Ltd.Inventors: Sung-Jae YUN, Hae-Young YUN, Hyeok-Jin LEE, Hong-Jo PARK
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Patent number: 8610863Abstract: An LCD panel is provided for improving a contrast ratio by suppressing light leakage around gate lines of an assembly that is structured to support a liquid crystal alignment mode that enhanced side view visibility of the LCD image. The LCD panel includes a first base substrate, a plurality of gate lines and a plurality of data lines disposed on the first base substrate and crossing each other, a pixel electrode comprising a first oblique line and a second oblique line disposed on the first base substrate and inclined in a different direction from each other with respect to the gate lines, a second base substrate, a common electrode disposed on the second base substrate and alternately positioned with the pixel electrode, wherein a portion of the common electrode overlaps the gate line segment, and a liquid crystal layer disposed between the first and second base substrates.Type: GrantFiled: January 24, 2008Date of Patent: December 17, 2013Assignee: Samsung Display Co., Ltd.Inventors: Ji-Hyun Kwon, Hyeok-Jin Lee, Byoung-Sun Na, Lujian Gang, Dong-Hyeon Ki, Hwa-Sung Woo
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Publication number: 20130329149Abstract: A liquid crystal composition including about 70 percent by weight to about 98 percent by weight of a liquid crystal molecule; and about 2 percent by weight to about 30 percent by weight of a hydrogel agent, each based on a total weight of the liquid crystal composition.Type: ApplicationFiled: February 11, 2013Publication date: December 12, 2013Applicants: Industrial Cooperation Foundation Chonbuk National University, SAMSUNG DISPLAY CO., LTD.Inventors: Jae-Soo JANG, Shin-Woong KANG, Su-Yeon OH, Seung-Hee LEE, Se-Hyun LEE, Hyeok-Jin LEE, Seung-Ho HONG
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Publication number: 20130314649Abstract: A display device includes a first polarizer for transmitting first light that is parallel to a first axis and pertains to a two-dimensional image. The display device further includes a first electrode layer, a second electrode layer, and a liquid crystal layer disposed between the first electrode and the second electrode. The liquid crystal layer includes a chiral dopant and a liquid crystal material and is configured to form a lens associated with a predetermined phase distribution. The lens is configured for refracting the first light to transmit second light. The display device further includes a second polarizer for polarizing the second light to transmit third light that is parallel to a second axis. The second axis is oriented at an angle with respect to the first axis in a plan view of the display device. The angle has a predetermined angle size greater than zero degree.Type: ApplicationFiled: October 17, 2012Publication date: November 28, 2013Applicant: Samsung Display Co., Ltd.Inventors: Suk CHOI, Sung Hwan HONG, Su Jin KIM, Heung Shik PARK, Ji Hong BAE, Hyeok Jin LEE
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Publication number: 20130278877Abstract: A liquid crystal display includes: a first substrate and a pixel electrode thereon, a second substrate facing the first substrate and a common electrode thereon; at least one alignment layer on at least one of the pixel electrode and the common electrode; and a liquid crystal layer between the pixel electrode and the common electrode. A pixel including the pixel electrode includes a plurality of domains including a first domain. The domains have average orientations of the liquid crystal molecules different from each other. The pixel electrode has a first opening in the first domain, and the first opening extends substantially parallel to an edge of the pixel electrode.Type: ApplicationFiled: August 7, 2012Publication date: October 24, 2013Applicant: Samsung Display Co., Ltd.Inventors: Oh-Jeong Kwon, Jae-Hong Park, Sung-Jae Yun, Hyeok Jin Lee, Jiang Shuai, Kyung Hye Park, Joo Young Yoon
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Publication number: 20130265509Abstract: A liquid crystal lens panel includes a first substrate, a second substrate and a liquid crystal layer. The first substrate includes a common electrode. The second substrate includes a plurality of first electrodes and a plurality of second electrodes facing the common electrode. The liquid crystal layer is disposed between the first and second substrates and includes first and second liquid crystal molecules. The first liquid crystal molecules are aligned at a first pretilt angle with respect to the first substrate. The first liquid crystal molecules are adjacent to the first substrate. The second liquid crystal molecules are aligned at a second pretilt angle with respect to the second substrate. The second liquid crystal molecules are adjacent to the second substrate.Type: ApplicationFiled: August 30, 2012Publication date: October 10, 2013Inventors: Suk Choi, Sung-Hwan Hong, Su-Jin Kim, Hyeok-Jin Lee
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Publication number: 20130208225Abstract: A liquid crystal display includes a first substrate; and a pixel electrode including a first sub-pixel electrode and a second sub-pixel electrode formed at a distance from each other on the first substrate, the first sub-pixel electrode includes stem portions and a plurality of branch portions extended from the stem portions, and the second sub-pixel electrode surrounds the first sub-pixel electrode.Type: ApplicationFiled: September 14, 2012Publication date: August 15, 2013Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Oh Jeong KWON, Jae Hong PARK, Sung-Jae YUN, Shuai JIANG, Kyung Hye PARK, Joo Young YOON, Hyeok Jin LEE
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Publication number: 20130169913Abstract: A liquid crystal lens panel includes a plurality of lens electrodes, an alignment layer, a sealant and a light blocking pattern. The lens electrodes are arranged in an active region. The alignment layer is disposed in an alignment region which overlaps an entire of the active region and extends further than the active region. The sealant is disposed in a seal line region which is outside the alignment region. The light blocking pattern is disposed in the light blocking region which is between the seal line region and the alignment region.Type: ApplicationFiled: July 12, 2012Publication date: July 4, 2013Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Suk CHOI, Sung-Hwan HONG, Su-Jin KIM, Hyeok-Jin LEE
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Publication number: 20130169919Abstract: A method of manufacturing a liquid crystal display includes: forming a liquid crystal panel including two substrates and a liquid crystal layer interposed between the two substrates and irradiating light to the liquid crystal layer in a state in which a voltage is applied to the liquid crystal panel. The liquid crystal layer includes liquid crystal molecules and a reactive monomer, and the voltage applied to the liquid crystal panel is an AC voltage. The liquid crystal molecules are isotropic in a state that the voltage is not applied thereto and are anisotropic in a state that the voltage is applied thereto.Type: ApplicationFiled: April 27, 2012Publication date: July 4, 2013Inventors: Seung Ho Hong, Sung-Kyu Hong, Choong Hwan Kim, Se Hyun Lee, Hyeok Jin Lee, Jae-Soo Jang