Patents by Inventor Moon-gyu Lee
Moon-gyu 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: 20240119878Abstract: A resolution controller for a stretchable display includes a resolution-setting multiplexer module to receive a resolution selecting signal and to apply a gate in panel (GIP) selecting signal, in response to the resolution selecting signal, and a GIP module configured to generate a gate driving signal in response to the GIP selecting signal applied by the resolution-setting multiplexer module, and apply the gate driving signal to a pixel driving flexible printed circuit board (FPCB) of the stretchable display to drive an open pixel depending on a stretched state of the stretchable display.Type: ApplicationFiled: September 26, 2023Publication date: April 11, 2024Applicant: UIF (University Industry Foundation), Yonsei UniversityInventors: Hyun Jae Kim, Jong Bin An, Won Kyung Min, Gwan In Kim, Moon Ho Lee, Seok Gyu Hong
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Patent number: 10509150Abstract: A method of fabricating a wire grid polarizer includes sequentially depositing a conductive wire pattern layer, and a plurality of guide patterns which forms one or more trenches therebetween on the conductive wire pattern layer, hydrophobically treating surfaces of the conductive wire pattern layer exposed in the trenches, and the guide patterns, coating the hydrophobically treated conductive wire pattern layer in the trenches with a neutral layer to partially fill the trenches, filling a remainder of the trenches with a block copolymer of two monomers with different etching rates, aligning the block copolymer filled in the trenches, selectively removing blocks of one monomer among the two monomers from the aligned block copolymer, and patterning the conductive wire pattern layer by using blocks of the other monomer among the two monomers remaining in the trenches and the guide patterns as a mask.Type: GrantFiled: January 15, 2018Date of Patent: December 17, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Eun Ae Kwak, Min Hyuck Kang, Moon Gyu Lee
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Patent number: 10295717Abstract: Provided is a wire grid polarizing plate. The wire grid polarizing plate comprises a light-transmitting substrate and wire grid patterns which are disposed on the light-transmitting substrate, and which are arranged to transmit first polarized light and to reflect second polarized light polarized in a direction perpendicular to that of the first polarized light, the wire grid patterns comprising target patterns comprising conductive structures shaped as closed curves, at least one of the conductive structures surrounding another one of the conductive structures with a gap therebetween.Type: GrantFiled: March 2, 2018Date of Patent: May 21, 2019Assignee: Samsung Display Co., Ltd.Inventors: Tae Woo Kim, Seung Won Park, Moon Gyu Lee, Lei Xie, Dae Ho Yoon
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Publication number: 20180188433Abstract: Provided is a wire grid polarizing plate. The wire grid polarizing plate comprises a light-transmitting substrate and wire grid patterns which are disposed on the light-transmitting substrate, and which are arranged to transmit first polarized light and to reflect second polarized light polarized in a direction perpendicular to that of the first polarized light, the wire grid patterns comprising target patterns comprising conductive structures shaped as closed curves, at least one of the conductive structures surrounding another one of the conductive structures with a gap therebetween.Type: ApplicationFiled: March 2, 2018Publication date: July 5, 2018Inventors: Tae Woo KIM, Seung Won PARK, Moon Gyu LEE, Lei XIE, Dae Ho YOON
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Publication number: 20180136382Abstract: A method of fabricating a wire grid polarizer includes sequentially depositing a conductive wire pattern layer, and a plurality of guide patterns which forms one or more trenches therebetween on the conductive wire pattern layer, hydrophobically treating surfaces of the conductive wire pattern layer exposed in the trenches, and the guide patterns, coating the hydrophobically treated conductive wire pattern layer in the trenches with a neutral layer to partially fill the trenches, filling a remainder of the trenches with a block copolymer of two monomers with different etching rates, aligning the block copolymer filled in the trenches, selectively removing blocks of one monomer among the two monomers from the aligned block copolymer, and patterning the conductive wire pattern layer by using blocks of the other monomer among the two monomers remaining in the trenches and the guide patterns as a mask.Type: ApplicationFiled: January 15, 2018Publication date: May 17, 2018Inventors: Eun Ae KWAK, Min Hyuck KANG, Moon Gyu LEE
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Patent number: 9952366Abstract: A patterning method includes forming guide layer patterns, which are separated from each other, on a top surface of a base substrate, forming a neutral layer, which includes a random copolymer comprising first blocks or second blocks, on an entirety of the top surface of the base substrate exposed between the guide layer patterns, forming hydrophobic layer patterns which extend from top surfaces of the guide layer patterns to side surfaces of the guide layer patterns and are separated from each other, coating a block copolymer, which comprises the first blocks and the second blocks, on a top surface of the neutral layer exposed between the hydrophobic layer patterns, alternately arranging the first blocks and the second blocks by heat-treating or solvent-annealing the block copolymer, and forming block copolymer patterns by removing the first blocks or the second blocks.Type: GrantFiled: February 23, 2015Date of Patent: April 24, 2018Assignee: SAMSUNG DISPLAY CO. LTD.Inventors: Min Hyuck Kang, Eun Ae Kwak, Lei Xie, Moon Gyu Lee, Hyeong Gyu Jang
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Patent number: 9939570Abstract: Provided is a wire grid polarizing plate. The wire grid polarizing plate comprises a light-transmitting substrate and wire grid patterns which are disposed on the light-transmitting substrate, and which are arranged to transmit first polarized light and to reflect second polarized light polarized in a direction perpendicular to that of the first polarized light, the wire grid patterns comprising target patterns comprising conductive structures shaped as closed curves, at least one of the conductive structures surrounding another one of the conductive structures with a gap therebetween.Type: GrantFiled: November 18, 2015Date of Patent: April 10, 2018Assignee: Samsung Display Co., Ltd.Inventors: Tae Woo Kim, Seung Won Park, Moon Gyu Lee, Lei Xie, Dae Ho Yoon
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Patent number: 9915768Abstract: The wire grid polarizer plate includes a light permeable substrate and a conductive pattern layer arranged on one surface of the light permeable substrate, the conductive pattern layer includes window regions and at least one reflective region arranged in a rectangular region which is circumscribed to the window regions, the window regions have target patterns including conductive simple closed curves surrounding in piles, spaced apart from each other at an interval of a period which is shorter than a wavelength of incident light, transmit first polarized light of the incident light and reflect second polarized light which is perpendicular to the first polarized light and the reflective regions reflect both of the first polarized light and the second polarized light.Type: GrantFiled: January 7, 2016Date of Patent: March 13, 2018Assignee: SAMSUNG DISPLAY CO. LTD.Inventors: Seung Won Park, Tae Woo Kim, Min Hyuck Kang, Dae Ho Yoon, Moon Gyu Lee
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Patent number: 9903991Abstract: A method of fabricating a wire grid polarizer includes sequentially depositing a conductive wire pattern layer, and a plurality of guide patterns which forms one or more trenches therebetween on the conductive wire pattern layer, hydrophobically treating surfaces of the conductive wire pattern layer exposed in the trenches, and the guide patterns, coating the hydrophobically treated conductive wire pattern layer in the trenches with a neutral layer to partially fill the trenches, filling a remainder of the trenches with a block copolymer of two monomers with different etching rates, aligning the block copolymer filled in the trenches, selectively removing blocks of one monomer among the two monomers from the aligned block copolymer, and patterning the conductive wire pattern layer by using blocks of the other monomer among the two monomers remaining in the trenches and the guide patterns as a mask.Type: GrantFiled: February 17, 2015Date of Patent: February 27, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Eun Ae Kwak, Min Hyuck Kang, Moon Gyu Lee
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Patent number: 9594200Abstract: A method of fabricating a polarizer, the method including, forming a base substrate by sequentially forming a metal layer, a guide layer, a hard mask layer, a sacrificial layer, and a first photoresist layer on a light-transmitting substrate in a panel area and an alignment key area which are spatially separated from each other, forming a first photoresist layer pattern for forming an alignment key pattern in the alignment key area by patterning the first photoresist layer, forming a sacrificial layer pattern in the alignment key area utilizing the first photoresist layer pattern as a mask, and forming a second photoresist layer on a top surface of the sacrificial layer pattern of the alignment key area before removing the sacrificial layer of an aperture area of the panel area.Type: GrantFiled: March 24, 2015Date of Patent: March 14, 2017Assignee: Samsung Display Co., Ltd.Inventors: Seung Won Park, Tae Woo Kim, Dae Ho Yoon, Moon Gyu Lee
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Patent number: 9581745Abstract: A method for fabricating a wire grid polarizer according to an embodiment comprises: forming a conductive layer on a substrate; forming a guide layer on the conductive layer; forming a hard mask pattern to partially expose the guide layer; forming a guide pattern to partially expose the conductive layer; providing a block copolymer of two monomers having different etching rates; forming two sets of monomer blocks by aligning the block copolymer; selectively removing one set of monomer blocks; and forming a conductive wire pattern using the remaining set of monomer blocks and the guide pattern as etching masks. A width of an upper end of the guide pattern adjacent to the hard mask pattern is smaller than a width of a lower end adjacent to the conductive layer. The width of the upper end of the guide pattern is smaller than a width of the hard mask pattern.Type: GrantFiled: March 24, 2015Date of Patent: February 28, 2017Assignee: Samsung Display Co., Ltd.Inventors: Lei Xie, Tae Woo Kim, Dae Ho Yoon, Moon Gyu Lee
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Patent number: 9551861Abstract: A display device includes a display panel, and an optical assembly on the display panel. The display panel includes a display area configured to display an image, and a peripheral area adjacent to the display area. The optical assembly overlaps the display area and the peripheral area. The optical assembly includes a supporting member overlapping the peripheral area, an optical member, a covering member covering the display panel, and a transparent member between the display panel, the optical member and the covering member. The optical member includes a first face contacting the display area, a second face opposite to the first face and tilted with respect to the first face, a third face contacting the supporting member, and a fourth face opposite to the third face.Type: GrantFiled: July 17, 2014Date of Patent: January 24, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Byung-Han Yoo, Moon-Gyu Lee
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Patent number: 9494814Abstract: The present invention provides a display device including: a plurality of display panels including display areas, and non-display areas positioned alongside the display areas; an optical member having one side connected to a part of one of the display areas and an opposing side extending over an adjacent non-display area, the optical member configured to magnify an image from the part of one of the display areas and to project the magnified image over the adjacent non-display area. A multi panel display device according to the exemplary embodiment of the present invention may prevent the phenomena of image discontinuity and image distortion at edges between the display panels, and adjust a polarization characteristic to provide a high-quality large screen capable of implementing a 3D image and the like.Type: GrantFiled: January 17, 2014Date of Patent: November 15, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Byung Han Yoo, Byoung Ho Cheong, Oleg Prudnikov, Dae Ho Yoon, Moon Gyu Lee, Hyeong Gyu Jang
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Patent number: 9488765Abstract: A wire grid polarizer includes a substrate, and a plurality of wire patterns which is arranged on the substrate at periodic intervals, where the wire patterns include first wire patterns, which are disposed on the substrate, and one or more second wire patterns, which are disposed on one or more of the first wire patterns each of the second wire patterns including at least one of a neutral pattern, a surface treatment pattern and first and second monomer block patterns.Type: GrantFiled: October 27, 2015Date of Patent: November 8, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Min Hyuck Kang, Hyeong Gyu Jang, Eun Ae Kwak, Moon Gyu Lee
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Publication number: 20160313481Abstract: The wire grid polarizer plate includes a light permeable substrate and a conductive pattern layer arranged on one surface of the light permeable substrate, the conductive pattern layer includes window regions and at least one reflective region arranged in a rectangular region which is circumscribed to the window regions, the window regions have target patterns including conductive simple closed curves surrounding in piles, spaced apart from each other at an interval of a period which is shorter than a wavelength of incident light, transmit first polarized light of the incident light and reflect second polarized light which is perpendicular to the first polarized light and the reflective regions reflect both of the first polarized light and the second polarized light.Type: ApplicationFiled: January 7, 2016Publication date: October 27, 2016Inventors: Seung Won PARK, Tae Woo KIM, Min Hyuck KANG, Dae Ho YOON, Moon Gyu LEE
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Patent number: 9470829Abstract: A polarizing plate includes a substrate and a conductive pattern layer including a first pattern and a second pattern. The first pattern includes line-shaped structures disposed at intervals with a period shorter than a wavelength of incident light to be isolated from one another, the first pattern configured to transmit first polarized light of the incident light therethrough and reflect second polarized light of the incident light that is perpendicular to the first polarized light. The second pattern is disposed on an outer boundary of the first pattern, the second pattern isolated and insulated from the first pattern, the second pattern including a stem and at least one branch protruding from the stem toward the first pattern.Type: GrantFiled: April 20, 2015Date of Patent: October 18, 2016Assignee: Samsung Display Co., Ltd.Inventors: Tae Woo Kim, Seung Won Park, Lei Xie, Dae ho Yoon, Moon Gyu Lee
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Publication number: 20160274285Abstract: A wire grid polarizer includes a substrate, and a plurality of wire patterns which is arranged on the substrate at periodic intervals, where the wire patterns include first wire patterns, which are disposed on the substrate, and one or more second wire patterns, which are disposed on one or more of the first wire patterns each of the second wire patterns including at least one of a neutral pattern, a surface treatment pattern and first and second monomer block patterns.Type: ApplicationFiled: October 27, 2015Publication date: September 22, 2016Inventors: Min Hyuck KANG, Hyeong Gyu JANG, Eun Ae KWAK, Moon Gyu LEE
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Publication number: 20160266294Abstract: A wire grid polarizer includes a substrate, a plurality of conductive wire patterns which protrudes from a surface of the substrate and each extends in a direction to be substantially parallel to each other, a flaw which is provided in at least one of the conductive wire patterns and protrudes in a direction different from the direction in which the conductive wire patterns extend, and a blocking portion which blocks the flaw.Type: ApplicationFiled: August 27, 2015Publication date: September 15, 2016Inventors: Dae Ho YOON, Lei XIE, Seung Won PARK, Moon Gyu LEE
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Patent number: 9400346Abstract: A display device includes a reflective polarizer plate including a first substrate defining an opening area and a non-opening area, and a wire grid polarizer which is disposed on a surface of the first substrate and includes a polarizing part including a plurality of nano wire patterns which is arranged in the opening area to be spaced apart from each other, and a reflecting part including a metal film provided in the non-opening area.Type: GrantFiled: December 17, 2014Date of Patent: July 26, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Tae-Woo Kim, Cheol-Kyu Kim, Min Kang, Min-Hyuck Kang, Bong-Yeon Kim, Seung-Won Park, Moon-Gyu Lee
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Patent number: 9383503Abstract: A diffusing unit includes: a polarizing plate; and a diffusing layer integrally provided on a surface of the polarizing plate without an air layer therebetween. By using a display apparatus employing a collimating light guide plate and the diffusing unit, the optical performances such as resolution and viewing angle can be improved. Also, because gray scale inversion and color shifts can be reduced or eliminated using collimated light, image quality of the display apparatus can be improved.Type: GrantFiled: October 10, 2014Date of Patent: July 5, 2016Assignee: Samsung Display Co., Ltd.Inventors: Seong-mo Hwang, Jee-hong Min, Moon-gyu Lee, Kyu-min Choe