Patents by Inventor Kyung Hyun BAEK
Kyung Hyun BAEK 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: 20240107840Abstract: A display device includes a first semiconductor layer disposed on a substrate; a first insulating layer disposed on the first semiconductor layer; a scan line disposed on the first insulating layer; a second insulating layer on the scan line; an inverted scan line on the second insulating layer; a third insulating layer disposed on the inverted scan line; a second semiconductor layer disposed on the third insulating layer; a fourth insulating layer disposed on the second semiconductor layer; an initializing voltage line disposed on the fourth insulating layer and overlapping the scan line; a first transistor including a channel disposed in the first semiconductor layer and receiving a gate signal through the scan line; and a second transistor including a channel disposed in the second semiconductor layer and receiving a gate signal through the inverted scan line.Type: ApplicationFiled: December 1, 2023Publication date: March 28, 2024Applicant: Samsung Display Co., LTD.Inventors: Se Wan SON, Moo Soon KO, Kyung Hyun BAEK, Seok Je SEONG, Jae Hyun LEE, Jeong-Soo LEE, Ji Seon LEE, Yoon-Jong CHO
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Publication number: 20240021731Abstract: A display device includes a first transistor including a gate electrode, a second transistor including a lower gate electrode, an upper gate electrode, and a first end portion electrically connected to an end portion of the first transistor, a lower gate signal line extending in a first direction, an upper gate signal line disposed on the lower gate signal line and extending in a first direction, and a first connection pattern disposed on the upper gate signal line, electrically connecting the gate electrode and a second end portion of the second transistor, and intersecting the lower gate signal line and the upper gate signal line. An entirety of the upper gate signal line overlaps a part of the lower gate signal line in an overlapping area in which the lower gate signal line or the upper gate signal line overlaps the first connection pattern.Type: ApplicationFiled: August 8, 2023Publication date: January 18, 2024Applicant: Samsung Display Co., LTD.Inventors: Yun Sik JOO, Seok Je SEONG, Kyung Hyun BAEK, Hyeon Woo SHIN
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Patent number: 11871624Abstract: A display device includes a first semiconductor layer disposed on a substrate; a first insulating layer disposed on the first semiconductor layer; a scan line disposed on the first insulating layer; a second insulating layer on the scan line; an inverted scan line on the second insulating layer; a third insulating layer disposed on the inverted scan line; a second semiconductor layer disposed on the third insulating layer; a fourth insulating layer disposed on the second semiconductor layer; an initializing voltage line disposed on the fourth insulating layer and overlapping the scan line; a first transistor including a channel disposed in the first semiconductor layer and receiving a gate signal through the scan line; and a second transistor including a channel disposed in the second semiconductor layer and receiving a gate signal through the inverted scan line.Type: GrantFiled: December 2, 2020Date of Patent: January 9, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Se Wan Son, Moo Soon Ko, Kyung Hyun Baek, Seok Je Seong, Jae Hyun Lee, Jeong-Soo Lee, Ji Seon Lee, Yoon-Jong Cho
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Patent number: 11769835Abstract: A display device includes a first transistor including a gate electrode, a second transistor including a lower gate electrode, an upper gate electrode, and a first end portion electrically connected to an end portion of the first transistor, a lower gate signal line extending in a first direction, an upper gate signal line disposed on the lower gate signal line and extending in a first direction, and a first connection pattern disposed on the upper gate signal line, electrically connecting the gate electrode and a second end portion of the second transistor, and intersecting the lower gate signal line and the upper gate signal line. An entirety of the upper gate signal line overlaps a part of the lower gate signal line in an overlapping area in which the lower gate signal line or the upper gate signal line overlaps the first connection pattern.Type: GrantFiled: March 3, 2022Date of Patent: September 26, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yun Sik Joo, Seok Je Seong, Kyung Hyun Baek, Hyeon Woo Shin
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Publication number: 20230252333Abstract: An apparatus for processing a photonic qubit signal includes a first optical unit to receive and transmit a time-modulated signal divided into two sections distinguished with respect to time and correspond to |0 and |1 states of single-photon qubit information; a second optical unit to form a first path-signal pattern by distributing the time-modulated signal into two spatial paths; a third optical unit to form a second path-signal pattern from the first path-signal pattern by inducing a relative delay and controlling a phase difference between signals on the two spatial paths; a fourth optical unit to form a third path-signal pattern through optical interference of the second path-signal pattern; and a fifth optical unit to control a phase difference between signals on the two spatial paths and form a fourth path-signal pattern through optical interference of the third path-signal pattern.Type: ApplicationFiled: February 2, 2023Publication date: August 10, 2023Inventors: Min Su KIM, In Gyoo KIM, Ki Won MOON, Jeong Ho BANG, Kyung Hyun BAEK, Jung Jin JU
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Publication number: 20220190165Abstract: A display device includes a first transistor including a gate electrode, a second transistor including a lower gate electrode, an upper gate electrode, and a first end portion electrically connected to an end portion of the first transistor, a lower gate signal line extending in a first direction, an upper gate signal line disposed on the lower gate signal line and extending in a first direction, and a first connection pattern disposed on the upper gate signal line, electrically connecting the gate electrode and a second end portion of the second transistor, and intersecting the lower gate signal line and the upper gate signal line. An entirety of the upper gate signal line overlaps a part of the lower gate signal line in an overlapping area in which the lower gate signal line or the upper gate signal line overlaps the first connection pattern.Type: ApplicationFiled: March 3, 2022Publication date: June 16, 2022Applicant: Samsung Display Co., LTD.Inventors: Yun Sik JOO, Seok Je SEONG, Kyung Hyun BAEK, Hyeon Woo SHIN
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Patent number: 11296234Abstract: A display device includes a first transistor including a gate electrode, a second transistor including a lower gate electrode, an upper gate electrode, and a first end portion electrically connected to an end portion of the first transistor, a lower gate signal line extending in a first direction, an upper gate signal line disposed on the lower gate signal line and extending in a first direction, and a first connection pattern disposed on the upper gate signal line, electrically connecting the gate electrode and a second end portion of the second transistor, and intersecting the lower gate signal line and the upper gate signal line. An entirety of the upper gate signal line overlaps a part of the lower gate signal line in an overlapping area in which the lower gate signal line or the upper gate signal line overlaps the first connection pattern.Type: GrantFiled: October 14, 2020Date of Patent: April 5, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yun Sik Joo, Seok Je Seong, Kyung Hyun Baek, Hyeon Woo Shin
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Publication number: 20210296502Abstract: A display device includes a first transistor including a gate electrode, a second transistor including a lower gate electrode, an upper gate electrode, and a first end portion electrically connected to an end portion of the first transistor, a lower gate signal line extending in a first direction, an upper gate signal line disposed on the lower gate signal line and extending in a first direction, and a first connection pattern disposed on the upper gate signal line, electrically connecting the gate electrode and a second end portion of the second transistor, and intersecting the lower gate signal line and the upper gate signal line. An entirety of the upper gate signal line overlaps a part of the lower gate signal line in an overlapping area in which the lower gate signal line or the upper gate signal line overlaps the first connection pattern.Type: ApplicationFiled: October 14, 2020Publication date: September 23, 2021Applicant: Samsung Display Co., LTD.Inventors: Yun Sik JOO, Seok Je SEONG, Kyung Hyun BAEK, Hyeon Woo SHIN
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Publication number: 20210265449Abstract: A display device includes a first semiconductor layer disposed on a substrate; a first insulating layer disposed on the first semiconductor layer; a scan line disposed on the first insulating layer; a second insulating layer on the scan line; an inverted scan line on the second insulating layer; a third insulating layer disposed on the inverted scan line; a second semiconductor layer disposed on the third insulating layer; a fourth insulating layer disposed on the second semiconductor layer; an initializing voltage line disposed on the fourth insulating layer and overlapping the scan line; a first transistor including a channel disposed in the first semiconductor layer and receiving a gate signal through the scan line; and a second transistor including a channel disposed in the second semiconductor layer and receiving a gate signal through the inverted scan line.Type: ApplicationFiled: December 2, 2020Publication date: August 26, 2021Applicant: Samsung Display Co., LTD.Inventors: Se Wan SON, Moo Soon KO, Kyung Hyun BAEK, Seok Je SEONG, Jae Hyun LEE, Jeong-Soo LEE, Ji Seon LEE, Yoon-Jong CHO
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Patent number: 10903302Abstract: A display device including: a substrate including a first region and a second region; a signal line on the substrate and including a first layer and a second layer that overlap each other; and a first insulating layer between the substrate and the signal line, wherein a first organic layer may be between the first layer and the second layer in the first region, and the first layer and the second layer may be in direct contact with each other in the second region, and the first insulating layer may be disposed in an area in which the first organic layer is.Type: GrantFiled: February 13, 2020Date of Patent: January 26, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kyung Hyun Baek, Sang Jo Lee
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Publication number: 20200185486Abstract: A display device including: a substrate including a first region and a second region; a signal line on the substrate and including a first layer and a second layer that overlap each other; and a first insulating layer between the substrate and the signal line, wherein a first organic layer may be between the first layer and the second layer in the first region, and the first layer and the second layer may be in direct contact with each other in the second region, and the first insulating layer may be disposed in an area in which the first organic layer is.Type: ApplicationFiled: February 13, 2020Publication date: June 11, 2020Inventors: Kyung Hyun Baek, Sang Jo Lee
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Patent number: 10593745Abstract: A display device including: a substrate including a first region and a second region; a signal line on the substrate and including a first layer and a second layer that overlap each other; and a first insulating layer between the substrate and the signal line, wherein a first organic layer may be between the first layer and the second layer in the first region, and the first layer and the second layer may be in direct contact with each other in the second region, and the first insulating layer may be disposed in an area in which the first organic layer is.Type: GrantFiled: February 2, 2017Date of Patent: March 17, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kyung Hyun Baek, Sang Jo Lee
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Patent number: 9870108Abstract: A display device that includes a display panel to display an image; a touch panel on the display panel; a spacer layer between the display panel and the touch panel; and a window attached onto the touch panel, wherein the display panel and the touch panel are relatively movable.Type: GrantFiled: August 27, 2015Date of Patent: January 16, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kyung Hyun Baek, Yoon Jee Shin, Seung Rok Lee
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Publication number: 20170229527Abstract: A display device including: a substrate including a first region and a second region; a signal line on the substrate and including a first layer and a second layer that overlap each other; and a first insulating layer between the substrate and the signal line, wherein a first organic layer may be between the first layer and the second layer in the first region, and the first layer and the second layer may be in direct contact with each other in the second region, and the first insulating layer may be disposed in an area in which the first organic layer is.Type: ApplicationFiled: February 2, 2017Publication date: August 10, 2017Inventors: KYUNG HYUN BAEK, SANG JO LEE
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Publication number: 20160231837Abstract: A display device including a display panel to display an image; a touch panel on the display panel; a spacer layer between the display panel and the touch panel; and a window attached onto the touch panel, wherein the display panel and the touch panel are relatively movable.Type: ApplicationFiled: August 27, 2015Publication date: August 11, 2016Inventors: Kyung Hyun BAEK, Yoon Jee SHIN, Seung Rok LEE
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Publication number: 20160209974Abstract: Provided is a display device including: a display panel including a plurality of touch sensors; a sensing signal processor configured to generate a sensing signal including whether the plurality of touch sensors are touched and a touch time; and a signal controller configured to sequentially sensing a first touch starting timing, a first touch ending timing, a second touch starting timing, and a second touch ending timing based on the sensing signal and configured to measure a first touch discontinuous period between the first touch ending timing and the second touch starting timing to recognize a touch, wherein the signal controller is configured to recognize a touch from the first touch starting timing to the second touch ending timing as a continued touch when the first touch discontinuous period is equal to or less than a predetermined first threshold time.Type: ApplicationFiled: July 8, 2015Publication date: July 21, 2016Inventors: Kyung Hyun BAEK, Yoon Jee SHIN, Seung Rok LEE
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Patent number: 9181411Abstract: The present invention provides rigid polyurethane foam comprising thermally expandable particles which are displaced to penetrate a strut of a structure of the polyurethane foam so that the particles are exposed into one or more cells of the polyurethane foam during foaming. Further, the rigid polyurethane foam can comprise hollow thermally expanded particles which are displaced to penetrate a surface of a cell in the polyurethane foam so that the particles are exposed into one or more cells of the polyurethane foam during foaming. The rigid polyurethane of the present invention can have excellent insulating properties.Type: GrantFiled: November 23, 2010Date of Patent: November 10, 2015Assignee: Cheil Industries Inc.Inventors: Kyung Hyun Baek, Jung Bae Jun, Jung Kyu Ju
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Patent number: 9045608Abstract: The rigid polyurethane foam includes thermally expandable fine particles disposed between two or more adjacent cells, so as to be exposed to the inside and/or the outside of a unit cell, and a filler which is dispersed on the surface of the thermally expandable fine particles and/or on the inner and/or outer surfaces of the unit cell. The cells of the rigid polyurethane foam can be small and uniform in size and can be highly insulating.Type: GrantFiled: February 7, 2013Date of Patent: June 2, 2015Assignee: Cheil Industries Inc.Inventors: Kyung Hyun Baek, Jung Bae Jun, Jung Kyu Ju
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Publication number: 20110124753Abstract: The present invention provides rigid polyurethane foam comprising thermally expandable particles which are displaced to penetrate a strut of a structure of the polyurethane foam so that the particles are exposed into one or more cells of the polyurethane foam during foaming. Further, the rigid polyurethane foam can comprise hollow thermally expanded particles which are displaced to penetrate a surface of a cell in the polyurethane foam so that the particles are exposed into one or more cells of the polyurethane foam during foaming. The rigid polyurethane of the present invention can have excellent insulating properties.Type: ApplicationFiled: November 23, 2010Publication date: May 26, 2011Applicant: CHEIL INDUSTRIES INC.Inventors: Kyung Hyun BAEK, Jung Bae JUN, Jung Kyu JU
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Publication number: 20110123807Abstract: The present invention provides a thermally expandable microsphere having a core-shell structure comprising: a shell including a thermoplastic polymer and a long-chain crosslinking agent having a weight-average molecular weight between cross-linking sites of more than about 500; and a core including a foaming agent. The thermally expandable microsphere of the present invention can have excellent foaming characteristics and an even (uniform) microsphere diameter.Type: ApplicationFiled: November 23, 2010Publication date: May 26, 2011Applicant: CHEIL INDUSTRIES INC.Inventors: Jung Bae Jun, Kyung Hyun Baek, Jung Kyu Ju