Patents by Inventor Min-Goo Seok
Min-Goo Seok 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: 7767276Abstract: The present invention discloses a liquid crystal composition having a first class compound including a fluorine-containing compound, and a second class compound including a neutral liquid crystal compound, where each terminal group of the neutral crystal compound includes an alkyl group, an alkoxy group, or an alkenyl group. If the neutral liquid crystal compound includes an alkenyl group at the terminal group, the liquid crystal composition includes less than 7 wt % of the neutral crystal compound including the alkenyl group. The present invention also discloses a liquid crystal display including the aforementioned liquid crystal composition.Type: GrantFiled: November 6, 2006Date of Patent: August 3, 2010Assignee: Samsung Electronics Co., Ltd.Inventors: Jong-Ho Son, Fusayuki Takeshita, Jae-Jin Lyu, Yong-Kuk Yun, Hyun-Wuk Kim, Jang-Hyun Kim, Min-Goo Seok
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Publication number: 20100123859Abstract: A method of fabricating liquid crystal display (LCD) that may improves picture quality by removing uncured monomers in a liquid crystal panel and an LCD obtained by the method are provided. The method includes forming a liquid crystal layer between a first substrate and a second substrate by injecting liquid crystal molecules and monomers between the first substrate and the second substrate, the first and second substrates facing each other; applying an electric field to the liquid crystal layer; performing a primary curing operation on the monomers; and removing the electric field and performing a secondary curing operation on remaining monomers, wherein at least one of the primary curing operation and the secondary curing operation includes maintaining a temperature of the liquid crystal layer below a phase transition temperature of the liquid crystal molecules.Type: ApplicationFiled: October 5, 2009Publication date: May 20, 2010Applicant: Samsung Electronics Co., Ltd.Inventors: Jong-Ho SON, Seung-Beom Park, Myeong-Ha Kye, Hoon Kim, Min-Goo Seok, Seon-Ah Cho
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Publication number: 20100103357Abstract: A liquid crystal display device includes an array substrate, an opposite substrate and a liquid crystal display layer. The array substrate includes a pixel electrode and a lower reactive mesogen layer. The pixel electrode includes a plurality of slit portions disposed on a plurality of domains in different directions. The lower reactive mesogen layer is disposed on the pixel electrode to induce an inclined direction of liquid crystal molecules. The opposite substrate includes an upper substrate. An upper reactive mesogen layer is disposed on a common electrode of the opposite substrate. The liquid crystal layer includes liquid crystal molecules arranged to have a pretilt angle between a surface of the lower reactive mesogen layer and a surface of the upper reactive mesogen layer.Type: ApplicationFiled: April 6, 2009Publication date: April 29, 2010Applicant: SAMSUNG ELECTRONICS CO., LTDInventors: Myeong-Ha KYE, Jun-Hyup LEE, Jae-Jin LYU, Seung-Beom PARK, Jong-Ho SON, Ji-Won SOHN, Hoon KIM, Min-Goo SEOK, Jun-Hee NA, Min-Jae KIM, Su-Han WOO
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Patent number: 7666481Abstract: A liquid crystal composition including 5 to 15% by weight of at least one compound of chemical formula 1, 25 to 40% by weight of at least one compound of chemical formula 2, 10 to 25% by weight of at least one compound of chemical formula 3, 20 to 30% by weight of at least one compound of chemical formula 4, 15 to 25% by weight of at least one compound of chemical formula 5, 0 to 10% by weight of at least one compound of chemical formula 6, 0 to 10% by weight of at least one compound of chemical formula 7, and 0 to 10% by weight of at least one compound of chemical formula 8.Type: GrantFiled: October 31, 2007Date of Patent: February 23, 2010Assignee: Samsung Electronics Co., Ltd.Inventors: Hyun-Wuk Kim, Jong-Ho Son, Jang-Hyun Kim, Min-Goo Seok
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Publication number: 20100025631Abstract: A liquid crystal composition and a liquid crystal display including the liquid crystal composition that includes a first class containing a fluorine-containing liquid crystal compound represented by Formula I (n=1, 2, or 3), and a second class containing at least one neutral liquid crystal compound represented by Formulae III, IV, and V. In Formula I, W1 and W2 are each independently selected from the group consisting of —F, —CF3, —CF2H, —OCF3, and —OCF2H, the liquid crystal compounds represented by Formulae I, III, IV, and V have R1, R2, and R5 to R10 that are any one of a hydrogen atom, and an alkyl group, an alkoxy group, and an alkenyl group having 1 to 12 carbon atoms as terminal groups, and a first sub-class has a content of 6 wt % or less based on a total content of the first class and the second class, with the proviso that a liquid crystal compound of the first class having n=1 is the first sub-class and a liquid crystal compound of the first class having n=2 or 3 is a second sub-class.Type: ApplicationFiled: October 8, 2009Publication date: February 4, 2010Inventors: Jong-Ho SON, Fusayuki Takeshita, Jae-Jin Lyu, Keun-Chan Oh, Yong-Kuk Yun, Hyun Wuk Kim, Jang-Hyun Kim, Min-Goo Seok, Sik-Young Jo
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Publication number: 20100007830Abstract: A method of manufacturing a display panel, the method includes forming a display panel including a first substrate, the first substrate including a pixel electrode disposed thereon, a second substrate including a common electrode disposed thereon, and a liquid crystal layer interposed between the first and the second substrates, the liquid crystal layer including a plurality of liquid crystal molecules and a plurality of ultraviolet (“UV”)-curable particles; and curing a portion of the UV-curable particles by irradiating light on the display panel, wherein an exposure voltage, which is greater than a maximum data voltage corresponding to maximum grayscale data of the display panel, is applied between the pixel electrode and the common electrode. Also described is a display panel.Type: ApplicationFiled: April 1, 2009Publication date: January 14, 2010Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Min-Jae KIM, Jae-Jin LYU, Seung-Beom PARK, Ji-Won SOHN, Jun-Hyup LEE, Myeong-Ha KYE, Hoon KIM, Min-Goo SEOK
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Patent number: 7618689Abstract: A liquid crystal composition and a liquid crystal display including the liquid crystal composition that includes a first class containing a fluorine-containing liquid crystal compound represented by Formula I (n=1, 2, or 3), and a second class containing at least one neutral liquid crystal compound represented by Formulae III, IV, and V. In Formula I, W1 and W2 are each independently selected from the group consisting of —F, —CF3, —CF2H, —OCF3, and —OCF2H, the liquid crystal compounds represented by Formulae I, III, IV, and V have R1, R2, and R5 to R10 that are any one of a hydrogen atom, and an alkyl group, an alkoxy group, and an alkenyl group having 1 to 12 carbon atoms as terminal groups, and a first sub-class has a content of 6 wt % or less based on a total content of the first class and the second class, with the proviso that a liquid crystal compound of the first class having n=1 is the first sub-class and a liquid crystal compound of the first class having n=2 or 3 is a second sub-class.Type: GrantFiled: October 25, 2007Date of Patent: November 17, 2009Assignee: Samsung Electronics Co., Ltd.Inventors: Jong-Ho Son, Fusayuki Takeshita, Jae-Jin Lyu, Keun-Chan Oh, Yong-Kuk Yun, Hyun Wuk Kim, Jang-Hyun Kim, Min-Goo Seok, Sik-Young Jo
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Publication number: 20090270007Abstract: A method of manufacturing a liquid crystal display includes; forming a mother substrate assembly by disposing a liquid crystal mixture layer having liquid crystals and a light curable alignment supplement between a first mother substrate and a second mother substrate of a liquid crystal display, and disposing a light curable sealant surrounding the liquid crystal mixture layer, pre-tilting liquid crystal molecules of the liquid crystal mixture layer by applying a voltage to the first mother substrate and the second mother substrate, and simultaneously hardening the alignment supplement and the sealant by radiating light to the mother substrate assembly while applying the voltage to the first mother substrate and the second mother substrate.Type: ApplicationFiled: October 29, 2008Publication date: October 29, 2009Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Min-Goo Seok, Jae-Jin Lyu, Seung-Beom Park, Jong-Ho Son, Ji-Won Sohn, Myeong-Ha Kye, Hoon Kim, Jun-Hee Na
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Publication number: 20090147209Abstract: One or more embodiments of the present disclosure provide a color filter substrate and an LCD that discharge heat introduced to LCs to the outside to prevent phase transition of the LCs. In an embodiment, the LCD includes a substrate, a light blocking member disposed on the substrate to define a plurality of open regions, and a heat transfer layer disposed on the light blocking layer. The LCD prevents heat from flowing to the LCs and discharges the heat to the outside to prevent phase transition of the LCs.Type: ApplicationFiled: November 17, 2008Publication date: June 11, 2009Inventors: Min-Goo Seok, Hyun-Wuk Kim, Yong-Kuk Yun
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Publication number: 20080291368Abstract: A display device includes a first and second display panel assembly. The first panel assembly includes a first substrate, a second substrate opposite to the first substrate, a liquid crystal layer formed between the first substrate and the second substrate, a color filter formed on the first substrate or the second substrate, and a first light blocking member formed on the first substrate or the second substrate. The second panel assembly includes a third substrate, a fourth substrate opposite the third substrate, and a liquid crystal layer formed between the third substrate and the fourth panel. The second panel assembly does not have a color filter. The first panel assembly and the second panel assembly are overlapped with each other. Accordingly, the moiré interference effects may be prevented.Type: ApplicationFiled: May 21, 2008Publication date: November 27, 2008Inventors: Joon-Hyung Park, Jong-Ho Son, Min-Goo Seok
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Publication number: 20080284951Abstract: A liquid crystal display (LCD) device includes a backlight assembly, a contrast ratio increasing LCD panel and an image displaying LCD panel. The contrast ratio increasing LCD panel is disposed on the backlight assembly to increase a contrast ratio. The image displaying LCD panel is disposed on the contrast ratio increasing LCD panel to display an image. Thus, the LCD device may have a high contrast ratio by increasing a contrast ratio between the luminance of a black color and the luminance of a white color.Type: ApplicationFiled: April 8, 2008Publication date: November 20, 2008Inventors: Jong-Ho Son, Min-Goo Seok, Yong-Kuk Yun, Jang-Hyun Kim
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Publication number: 20080273159Abstract: A display apparatus includes a main display panel and a sub-display panel. The main display panel includes a first main display substrate and a second main display substrate disposed opposite the first main display substrate to overlap the first main display substrate. The sub-display panel includes a first sub-display substrate and a second sub-display substrate disposed opposite the first sub-display substrate to overlap the first sub-display substrate. The first main display substrate includes a first alignment mark and a second alignment mark, the second main display substrate includes a third alignment mark corresponding to the second alignment mark, the first sub-display substrate includes a fourth alignment mark, and the second sub-display substrate includes a fifth alignment mark corresponding to the fourth alignment mark and a sixth alignment mark corresponding to the first alignment mark.Type: ApplicationFiled: February 27, 2008Publication date: November 6, 2008Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Min-Goo SEOK, Woo-Jin BAE, Myeong-Ha Kye
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Publication number: 20080138542Abstract: A liquid crystal composition and a liquid crystal display including the liquid crystal composition that includes a first class containing a fluorine-containing liquid crystal compound represented by Formula I (n=1, 2, or 3), and a second class containing at least one neutral liquid crystal compound represented by Formulae III, IV, and V. In Formula I, W1 and W2 are each independently selected from the group consisting of —F, —CF3, —CF2H, —OCF3, and —OCF2H, the liquid crystal compounds represented by Formulae I, III, IV, and V have R1, R2, and R5 to R10 that are any one of a hydrogen atom, and an alkyl group, an alkoxy group, and an alkenyl group having 1 to 12 carbon atoms as terminal groups, and a first sub-class has a content of 6 wt % or less based on a total content of the first class and the second class, with the proviso that a liquid crystal compound of the first class having n=1 is the first sub-class and a liquid crystal compound of the first class having n=2 or 3 is a second sub-class.Type: ApplicationFiled: October 25, 2007Publication date: June 12, 2008Inventors: Jong-Ho SON, Fusayuki Takeshita, Jae-Jin Lyu, Keun-Chan Oh, Yong-Kuk Yun, Hyun-Wuk Kim, Jang-Hyun Kim, Min-Goo Seok, Sik-Young Jo
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Publication number: 20080117379Abstract: A liquid crystal composition including 5 to 15% by weight of at least one compound of chemical formula 1, 25 to 40% by weight of at least one compound of chemical formula 2, 10 to 25% by weight of at least one compound of chemical formula 3, 20 to 30% by weight of at least one compound of chemical formula 4, 15 to 25% by weight of at least one compound of chemical formula 5, 0 to 10% by weight of at least one compound of chemical formula 6, 0 to 10% by weight of at least one compound of chemical formula 7, and 0 to 10% by weight of at least one compound of chemical formula 8.Type: ApplicationFiled: October 31, 2007Publication date: May 22, 2008Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun-Wuk KIM, Jong-Ho SON, Jang-Hyun KIM, Min-Goo SEOK
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Publication number: 20080063815Abstract: A liquid crystal composition includes a first class including a liquid crystal compound having at least two fluorine atoms, and a second class including a liquid crystal compound that has a single fluorine atom or that does not have a fluorine atom. The first and second classes include liquid crystal compounds expressed by various chemical formulas. A liquid crystal display including the liquid crystal composition is also provided.Type: ApplicationFiled: September 13, 2007Publication date: March 13, 2008Applicant: SAMSUNG ELECTRONICS CO., LTDInventors: Hyun-Wuk Kim, Fusayuki Takeshita, Jae-Jin Lyu, Keun Chan Oh, Yong-Kuk Yun, Jong-Ho Son, Jang-Hyun Kim, Min-Goo Seok, Sik-Young Jo
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Publication number: 20070272897Abstract: The present invention discloses a liquid crystal composition having a first class compound including a fluorine-containing compound, and a second class compound including a neutral liquid crystal compound, where each terminal group of the neutral crystal compound includes an alkyl group, an alkoxy group, or an alkenyl group. If the neutral liquid crystal compound includes an alkenyl group at the terminal group, the liquid crystal composition includes less than 7 wt % of the neutral crystal compound including the alkenyl group. The present invention also discloses a liquid crystal display including the aforementioned liquid crystal composition.Type: ApplicationFiled: November 6, 2006Publication date: November 29, 2007Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jong-Ho SON, Fusayuki TAKESHITA, Jae-Jin LYU, Yong-Kuk YUN, Hyun-Wuk KIM, Jang-Hyun KIM, Min-Goo SEOK
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Publication number: 20070228330Abstract: Disclosed is a liquid crystal display that includes a first substrate, a second substrate facing the first substrate, a pair of field generating electrodes formed on at least one of the first substrate and the second substrate, and a liquid crystal layer interposed between the first substrate and the second substrate. The liquid crystal layer comprises a liquid crystal composition that includes a first class having at least one fluorine atom, and a second class containing a neutral compound. The second class includes a first sub-class and a second sub-class. The first sub-class contains a liquid crystal compound having at least one selected from an alkyl group and an alkoxy group having C1 to C5 in a terminal group thereof. The second sub-class contains a liquid crystal compound having an alkenyl group having C1 to C5 in terminal groups thereof. The second sub-class is contained in a content of about 7 wt % or less of a total content of the liquid crystal composition.Type: ApplicationFiled: April 2, 2007Publication date: October 4, 2007Inventors: Hyun-Wuk Kim, Jae-Jin Lyu, Jong-Ho Son, Myeong-Ha Kye, Min-Goo Seok, Sik-Young Jo