Patents by Inventor Taehyeog Jung
Taehyeog Jung 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: 20240099115Abstract: A bonding device includes: a stage and a pressing part, which is placed on the stage and is movable toward the stage. A first layer, which is disposed on an upper surface of the stage, includes a first flat portion and first bending portions. A second layer, which is disposed below a lower surface of the pressing part, includes a second flat portion and second bending portions. The first and second bending portions may be disposed between the stage and the pressing part, in a state bent with curvatures, respectively. The curvature of a lower surface of each of the second bending portions is smaller than the curvature of an upper surface of each of the first bending portions.Type: ApplicationFiled: November 29, 2023Publication date: March 21, 2024Inventor: TAEHYEOG JUNG
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Patent number: 11937493Abstract: Disclosed is a display device including a display module that has at least one folding area, a first film disposed on the display module and having a first modulus, a second film disposed on the first film, being farther from the display module than the first film, and having a second modulus less than the first modulus, and a third film disposed on the second film, being farther from the display module than the second film, and having a third modulus less than the second modulus. The third modulus is equal to or less than about one-sixth of the first modulus.Type: GrantFiled: January 27, 2021Date of Patent: March 19, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Joohyeon Lee, Jeoungsub Lee, Heonjung Shin, Taehyeog Jung, Hyun Joon Oh, Minhyuck Kang, Su-Hyoung Kang, Jeongeun Kim
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Patent number: 11869403Abstract: A display device comprises a display substrate, first interconnections, second interconnections, a driving circuit and a polarizing plate. The display substrate includes a bend portion which is curved with respect to an axis parallel to a first direction. The first interconnections extend in the first direction and are on the display substrate. The second interconnections are on the display substrate, connected to the first interconnections and extend in a second direction different from the first direction. The driving circuit is electrically connected to the first interconnections and the second interconnections and provides driving signals to the first interconnections and the second interconnections. The polarizing plate is on the display substrate and overlaps the first interconnections and the second interconnections.Type: GrantFiled: December 5, 2022Date of Patent: January 9, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Taehyeog Jung
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Patent number: 11864398Abstract: A bonding device includes: a stage and a pressing part, which is placed on the stage and is movable toward the stage. A first layer, which is disposed on an upper surface of the stage, includes a first flat portion and first bending portions. A second layer, which is disposed below a lower surface of the pressing part, includes a second flat portion and second bending portions. The first and second bending portions may be disposed between the stage and the pressing part, in a state bent with curvatures, respectively. The curvature of a lower surface of each of the second bending portions is smaller than the curvature of an upper surface of each of the first bending portions.Type: GrantFiled: November 28, 2022Date of Patent: January 2, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Taehyeog Jung
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Publication number: 20230391062Abstract: A laminating roller, a laminating device, and a method for laminating a display apparatus are provided. A laminating device includes a stage on which a display module including a folding area foldable about a folding axis and at least one non-folding area, which is not folded, is configured to be seated; a pressing part over the stage to overlap the non-folding area and having a diameter; and a connection part over the stage to overlap the folding area and connected to the pressing part, and the connection part has a diameter less than that of the pressing part and extends in a direction perpendicular to the folding axis.Type: ApplicationFiled: August 17, 2023Publication date: December 7, 2023Inventors: Jaiku SHIN, Jiwon HAN, Wonbaek LEE, Seung-ho JUNG, Taehyeog JUNG, Kyungmin CHOI
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Publication number: 20230350462Abstract: A display device variable between a first mode and a second mode includes a display module including a first portion, a second portion disposed under the first portion, and a third portion disposed between the first portion and the second portion, where the third portion is bent in the first mode, a support part including a support plate disposed under the first portion and a plurality of support bars under the second portion and the third portion, a plate part disposed under the support part and including a magnet part movable in a first direction to be away from or to approach the first portion, and a driving part disposed under the plate part. When being switched from the first mode to the second mode, the third portion is disposed parallel to the first portion, and the magnet part moves in the first direction to overlap the third portion.Type: ApplicationFiled: June 16, 2020Publication date: November 2, 2023Inventors: Taehyeog JUNG, Tae-Chang KIM, Hyun Chul JEONG, Soyoun JUNG
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Publication number: 20230341961Abstract: A display device including an input sensing unit. The input sensing unit includes sensors and signal lines connecting the sensors to a driving circuit for sensing a touch. The signal lines may include reception signal lines and transmission signal lines. A resistance value of the reception signal line connected to the sensor relatively far from the driving circuit is smaller than a resistance value of the reception signal line connected to the sensor relatively close to the driving circuit.Type: ApplicationFiled: June 20, 2023Publication date: October 26, 2023Inventors: Kwan-ho Kim, Gyeongnam Bang, Sangwon Lee, Hyunjae Na, Hoseok Son, Sungyeon Cho, Jaseung Ku, Taehyeog Jung
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Publication number: 20230292580Abstract: A bonding device includes: a stage and a pressing part, which is placed on the stage and is movable toward the stage. A first layer, which is disposed on an upper surface of the stage, includes a first flat portion and first bending portions. A second layer, which is disposed below a lower surface of the pressing part, includes a second flat portion and second bending portions. The first and second bending portions may be disposed between the stage and the pressing part, in a state bent with curvatures, respectively. The curvature of a lower surface of each of the second bending portions is smaller than the curvature of an upper surface of each of the first bending portions.Type: ApplicationFiled: November 28, 2022Publication date: September 14, 2023Inventor: TAEHYEOG JUNG
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Patent number: 11755074Abstract: A display device includes a display module, a supporting plate disposed under the display module, supporting bars disposed under the display module and arranged in a first direction with the supporting plate, a supporting film disposed between the display module and the supporting plate and between the display module and the supporting bars, a first case accommodating the display module, the supporting plate, the supporting film, and the supporting bars, and a second case coupled to the first case to move in a direction to be close to or to be far away from the first case along the first direction. Opposite sides of the supporting bars are respectively inserted into first guide grooves defined in inner side surfaces of the first case, which face each other in a second direction crossing the first direction, and the supporting bars move along the first guide groove.Type: GrantFiled: December 8, 2020Date of Patent: September 12, 2023Assignees: SAMSUNG DISPLAY CO., LTD., FINE DNC CO., LTDInventors: Sung Chun Hong, Tae-Chang Kim, Sungsang Ahn, Byoungsu Lee, Taehyeog Jung
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Patent number: 11720193Abstract: A display device including an input sensing unit. The input sensing unit includes sensors and signal lines connecting the sensors to a driving circuit for sensing a touch. The signal lines may include reception signal lines and transmission signal lines. A resistance value of the reception signal line connected to the sensor relatively far from the driving circuit is smaller than a resistance value of the reception signal line connected to the sensor relatively close to the driving circuit.Type: GrantFiled: February 4, 2022Date of Patent: August 8, 2023Assignee: Samsung Display Co., Ltd.Inventors: Kwan-Ho Kim, Gyeongnam Bang, Sangwon Lee, Hyunjae Na, Hoseok Son, Sungyeon Cho, Jaseung Ku, Taehyeog Jung
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Publication number: 20230109986Abstract: A display device comprises a display substrate, first interconnections, second interconnections, a driving circuit and a polarizing plate. The display substrate includes a bend portion which is curved with respect to an axis parallel to a first direction. The first interconnections extend in the first direction and are on the display substrate. The second interconnections are on the display substrate, connected to the first interconnections and extend in a second direction different from the first direction. The driving circuit is electrically connected to the first interconnections and the second interconnections and provides driving signals to the first interconnections and the second interconnections. The polarizing plate is on the display substrate and overlaps the first interconnections and the second interconnections.Type: ApplicationFiled: December 5, 2022Publication date: April 13, 2023Inventor: TAEHYEOG JUNG
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Publication number: 20230112388Abstract: A display device includes a display panel in which a display element is disposed, a first film on the display panel, a second film on the first film, and a first adhesive layer between the first film and the display panel, wherein the first film includes a first layer adjacent to the second film, and a second layer between the first layer and the first adhesive layer, where an elastic modulus of the second layer is different from an elastic modulus of the first layer.Type: ApplicationFiled: September 22, 2022Publication date: April 13, 2023Inventors: Joohyeon Lee, Hyunjoon Oh, Taehyeog Jung
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Patent number: 11532255Abstract: A display device comprises a display substrate, first interconnections, second interconnections, a driving circuit and a polarizing plate. The display substrate includes a bend portion which is curved with respect to an axis parallel to a first direction. The first interconnections extend in the first direction and are on the display substrate. The second interconnections are on the display substrate, connected to the first interconnections and extend in a second direction different from the first direction. The driving circuit is electrically connected to the first interconnections and the second interconnections and provides driving signals to the first interconnections and the second interconnections. The polarizing plate is on the display substrate and overlaps the first interconnections and the second interconnections.Type: GrantFiled: April 16, 2020Date of Patent: December 20, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventor: Taehyeog Jung
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Patent number: 11522154Abstract: A flexible display apparatus includes a first functional layer, a second functional layer above the first functional layer, a third functional layer above the second functional layer, a first adhesive layer between the first functional layer and the second functional layer, and having a first recovery rate, and a second adhesive layer between the second functional layer and the third functional layer, and having a second recovery rate that is lower than the first recovery rate.Type: GrantFiled: March 9, 2020Date of Patent: December 6, 2022Assignee: Samsung Display Co., Ltd.Inventors: Yongkwan Kim, Sangwol Lee, Taehyeog Jung, Dongwoo Seo, Ahram Lee, Jangdoo Lee
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Publication number: 20220229507Abstract: A display device including an input sensing unit. The input sensing unit includes sensors and signal lines connecting the sensors to a driving circuit for sensing a touch. The signal lines may include reception signal lines and transmission signal lines. A resistance value of the reception signal line connected to the sensor relatively far from the driving circuit is smaller than a resistance value of the reception signal line connected to the sensor relatively close to the driving circuit.Type: ApplicationFiled: February 4, 2022Publication date: July 21, 2022Inventors: Kwan-ho KIM, Gyeongnam BANG, Sangwon LEE, Hyunjae NA, Hoseok SON, Sungyeon CHO, Jaseung KU, Taehyeog JUNG
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Patent number: 11243625Abstract: A display device includes an input sensing unit. The input sensing unit includes sensors and signal lines connecting the sensors to a driving circuit for sensing a touch. The signal lines may include reception signal lines and transmission signal lines. A resistance value of the reception signal line connected to the sensor relatively far from the driving circuit is smaller than a resistance value of the reception signal line connected to the sensor relatively close to the driving circuit.Type: GrantFiled: April 27, 2020Date of Patent: February 8, 2022Assignee: Samsung Display Co., Ltd.Inventors: Kwan-ho Kim, Gyeongnam Bang, Sangwon Lee, Hyunjae Na, Hoseok Son, Sungyeon Cho, Jaseung Ku, Taehyeog Jung
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Patent number: 11183651Abstract: An electronic apparatus includes a first adhesive member having a first modulus, a second adhesive member having a second modulus, and a flexible member between, and contacting, the first adhesive member and the second adhesive member, wherein a stress relaxation of the first adhesive member is about 70% or less, and wherein an absolute value of a difference between the first modulus and the second modulus is about 0.01 MPa or less.Type: GrantFiled: March 9, 2018Date of Patent: November 23, 2021Assignee: Samsung Display Co., Ltd.Inventors: Taehyeog Jung, Yong-kwan Kim, Mansik Myeong, Sungchul Choi, Dongwoo Seo, Jangdoo Lee
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Publication number: 20210249615Abstract: Disclosed is a display device including a display module that has at least one folding area, a first film disposed on the display module and having a first modulus, a second film disposed on the first film, being farther from the display module than the first film, and having a second modulus less than the first modulus, and a third film disposed on the second film, being farther from the display module than the second film, and having a third modulus less than the second modulus. The third modulus is equal to or less than about one-sixth of the first modulus.Type: ApplicationFiled: January 27, 2021Publication date: August 12, 2021Inventors: JOOHYEON LEE, JEOUNGSUB LEE, HEONJUNG SHIN, TAEHYEOG JUNG, HYUN JOON OH, MINHYUCK KANG, SU-HYOUNG KANG, JEONGEUN KIM
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Publication number: 20210200273Abstract: A display device includes a display module, a supporting plate disposed under the display module, supporting bars disposed under the display module and arranged in a first direction with the supporting plate, a supporting film disposed between the display module and the supporting plate and between the display module and the supporting bars, a first case accommodating the display module, the supporting plate, the supporting film, and the supporting bars, and a second case coupled to the first case to move in a direction to be close to or to be far away from the first case along the first direction. Opposite sides of the supporting bars are respectively inserted into first guide grooves defined in inner side surfaces of the first case, which face each other in a second direction crossing the first direction, and the supporting bars move along the first guide groove.Type: ApplicationFiled: December 8, 2020Publication date: July 1, 2021Inventors: Sung Chun HONG, Tae-Chang KIM, Sungsang AHN, Byoungsu LEE, Taehyeog JUNG
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Patent number: 10857772Abstract: A laminating apparatus for laminating an adhesive film on a bent or curved cover window includes a rotation shaft extending in a first direction, a first frame configured to support the cover window, and including a first plate and a second plate facing each other to define an angle therebetween, and a curved connection portion between the first plate and the second plate, and a roller portion above the first frame, extending in the first direction, and configured to move in a second direction that is perpendicular to the first direction, wherein the first frame is configured to rotate with respect to the rotation shaft according to movement of the roller portion to bond the adhesive film to the cover window.Type: GrantFiled: October 9, 2019Date of Patent: December 8, 2020Assignee: Samsung Display Co., Ltd.Inventors: Sungsang Ahn, Taehyeog Jung