Patents by Inventor Kyungyeol Ryu
Kyungyeol Ryu 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: 20250048033Abstract: An apparatus includes a vibration member, and a vibration apparatus configured to vibrate the vibration member. The vibration member includes an inner member and an outer member surrounding the inner member.Type: ApplicationFiled: July 19, 2024Publication date: February 6, 2025Inventor: Kyungyeol RYU
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Publication number: 20240381035Abstract: A vibration apparatus may include a vibration device and an adhesive member at a surface of the vibration device. A modulus of the vibration device may be equal to a modulus of the adhesive member or may be greater than the modulus of the adhesive member.Type: ApplicationFiled: July 24, 2024Publication date: November 14, 2024Applicant: LG Display Co., Ltd.Inventors: Sungwook KO, Kyungyeol RYU, Taehyung KIM, MinHo SOHN, SeulKi NAM, Jeonggoo KANG, JunSeok OH, SeungRyull PARK, Chiwan KIM, GyungBo HA, Uihyeon JEONG
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Patent number: 12101600Abstract: A vibration apparatus may include a vibration device and an adhesive member at a surface of the vibration device. A modulus of the vibration device may be equal to a modulus of the adhesive member or may be greater than the modulus of the adhesive member.Type: GrantFiled: June 21, 2022Date of Patent: September 24, 2024Assignee: LG Display Co., Ltd.Inventors: Sungwook Ko, Kyungyeol Ryu, Taehyung Kim, MinHo Sohn, SeulKi Nam, Jeonggoo Kang, JunSeok Oh, SeungRyull Park, Chiwan Kim, GyungBo Ha, Uihyeon Jeong
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Patent number: 12096181Abstract: A display apparatus including a flexible vibration module and a method of manufacturing the flexible vibration module are provided. A display apparatus includes: a display panel configured to display an image, and a flexible vibration module on a rear surface of the display panel, the flexible vibration module configured to vibrate the display panel, the flexible vibration module including: a plurality of first portions having a piezoelectric characteristic, and a plurality of second portions respectively between pairs of the plurality of first portions, the plurality of second portions having flexibility.Type: GrantFiled: September 6, 2023Date of Patent: September 17, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Sung Eui Shin, Taeheon Kim, Kyungyeol Ryu, YongGyoon Jang, Chiwan Kim, YongWoo Lee, YuSeon Kho
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Patent number: 12080093Abstract: An ultrasonic sensor comprises a substrate, a piezoelectric member disposed at the substrate and an upper electrode disposed on the piezoelectric member. The upper electrode includes a silver paste.Type: GrantFiled: October 21, 2021Date of Patent: September 3, 2024Assignee: LG DISPLAY CO., LTD.Inventor: Kyungyeol Ryu
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Patent number: 12047742Abstract: A display apparatus includes a display panel configured to display an image and a plurality of vibration generating devices on a rear surface of the display panel, the display panel being at least one of a vibration plate configured to output sound and a vibration plate configured to output a haptic vibration. Each of the plurality of vibration generating devices includes a first electrode under the display panel, a piezoelectric member under the first electrode, a damping member in a periphery the piezoelectric member, and a second electrode under the piezoelectric member.Type: GrantFiled: June 23, 2023Date of Patent: July 23, 2024Assignee: LG DISPLAY CO., LTD.Inventors: YongWoo Lee, Chiwan Kim, Taeheon Kim, Sung-Eui Shin, Kyungyeol Ryu, YuSeon Kho, YongGyoon Jang, Yong-Su Ham, Sungwook Ko
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Patent number: 12047743Abstract: A display apparatus includes: a display panel configured to display an image, and at least one vibration module on a rear surface of the display panel, the at least one vibration module including a piezoelectric composite layer including a plurality of sub-modules configured to vibrate the display panel, each of the plurality of sub-modules including: a plurality of first portions including a piezoelectric characteristic, and a plurality of second portions having flexibility, each of the plurality of second portions being between a respective pair of the plurality first portions, wherein the plurality of first portions in the respective sub-modules are arranged in a same direction or are partially arranged in different directions.Type: GrantFiled: August 15, 2023Date of Patent: July 23, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Chiwan Kim, Kyungyeol Ryu, YuSeon Kho, YongGyoon Jang
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Patent number: 12039101Abstract: The present disclosure relates to a vibration generation device, a display apparatus including the vibration generation device, and a vehicle including the vibration generation device. A vibration generation device includes a piezoelectric ceramic part having a certain interval, a piezoelectric material layer between the piezoelectric ceramic parts, and an electrode part configured to provide electric field to one or more of the piezoelectric ceramic part and the piezoelectric material layer.Type: GrantFiled: June 25, 2021Date of Patent: July 16, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Chiwan Kim, Taeheon Kim, Sung-Eui Shin, Yongwoo Lee, Kyungyeol Ryu, Yuseon Kho, Yonggyoon Jang
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Publication number: 20240214745Abstract: A vibration apparatus can include a vibration generating portion including at least one or more vibration portions, a first cover member disposed at a first surface of the vibration generating portion, a second cover member disposed at a second surface of the vibration generating portion being different from the first surface of the vibration generating portion, a signal cable electrically connected with the vibration generating portion, and a connection member disposed between the first cover member and the second cover member to connect the vibration generating portion with the signal cable.Type: ApplicationFiled: March 27, 2023Publication date: June 27, 2024Applicant: LG Display Co., Ltd.Inventors: Kyungyeol RYU, Minji KIM
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Publication number: 20240165667Abstract: A vibration apparatus may include a vibration generating part including at least one or more vibration parts. The vibration apparatus may further include a first cover member at a first surface of the vibration generating part, a second cover member at a second surface of the vibration generating part, and a signal cable including first and second signal lines connected to the at least one or more vibration parts. The second surface of the vibration generating part is different from the first surface of the vibration generating part. The first and second signal lines may be provided between the second cover member and the vibration generating part.Type: ApplicationFiled: April 26, 2023Publication date: May 23, 2024Applicant: LG Display Co., Ltd.Inventors: MinGyu KANG, Kyungyeol RYU, Sungwook KO, Dasol PARK
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Patent number: 11974066Abstract: A display apparatus includes a display panel, a back cover accommodating the display panel, and a sound output unit including at least one sound output module disposed to overlap the display panel. The at least one sound output module includes a support plate including an uneven surface and a piezoelectric element attached on the uneven surface of the support plate and has a shape corresponding to the uneven surface of the support plate. Accordingly, a sound having a straight characteristic within an audible frequency domain may be output, thereby enhancing a sense of reality and an immersion of a viewer watching an image displayed by the display apparatus.Type: GrantFiled: January 11, 2021Date of Patent: April 30, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Sung-Eui Shin, Chiwan Kim, Taeheon Kim, YongWoo Lee, Kyungyeol Ryu, YuSeon Kho
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Patent number: 11924609Abstract: A display apparatus includes: a display panel configured to be rolled or unrolled, at least one vibration module on a rear surface of the display panel, the at least one vibration module being configured to: be rolled or unrolled with the display panel, and vibrate the display panel, and a partition on the rear surface of the display panel, the partition being spaced apart from and surrounding the at least one vibration module, wherein the at least one vibration module includes: a plurality of first portions having a piezoelectric property, and a plurality of second portions between the plurality of first portions, the plurality of second portions having flexibility.Type: GrantFiled: June 11, 2021Date of Patent: March 5, 2024Assignee: LG DISPLAY CO., LTD.Inventors: Chiwan Kim, Kyungyeol Ryu, YuSeon Kho, YongGyoon Jang
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Publication number: 20240064470Abstract: A vibration apparatus includes a vibration generating part including one or more vibration parts, a first cover member covering a first surface of the vibration generating part, a second cover member covering a second surface of the vibration generating part, the second surface being opposite to the first surface of the vibration generating part, and a signal supply member electrically connected to the one or more vibration parts and disposed between the first surface of the vibration generating part and the first cover member.Type: ApplicationFiled: July 27, 2023Publication date: February 22, 2024Applicant: LG Display Co., Ltd.Inventors: Kyungyeol RYU, SeungRyull PARK, Sungwook KO, MinGyu KANG, Dasol PARK
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Patent number: 11910143Abstract: Display panel and display apparatus including the same. A display panel includes a first substrate including a display portion configured to display an image, a second substrate attached to the first substrate by an adhesive member, and a vibration generating module within the adhesive member to overlap the display portion. The vibration generating module is surrounded by the second substrate and the adhesive member.Type: GrantFiled: February 2, 2023Date of Patent: February 20, 2024Assignee: LG DISPLAY CO., LTD.Inventors: YongGyoon Jang, Yong-Su Ham, YongWoo Lee, Kyungyeol Ryu
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Publication number: 20240056743Abstract: A display apparatus includes: a display panel configured to be rolled or unrolled; at least one vibration module at a rear surface of the display panel, the at least one vibration module being configured to be rolled or unrolled with the display panel and to vibrate the display panel; a partition at the rear surface of the display panel, the partition being spaced apart from and surrounding the at least one vibration module; and a plurality of rigid members at the rear surface of the display panel, the plurality of rigid members extending in a first direction and being spaced apart from each other in a second direction vertical to the first direction in a state in which the plurality of rigid members are not coupled or connected to each other.Type: ApplicationFiled: October 29, 2023Publication date: February 15, 2024Applicant: LG Display Co. Ltd.Inventors: Chiwan KIM, Kyungyeol RYU, YuSeon KHO, YongGyoon JANG
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Publication number: 20230421963Abstract: A display apparatus including a flexible vibration module and a method of manufacturing the flexible vibration module are provided. A display apparatus includes: a display panel configured to display an image, and a flexible vibration module on a rear surface of the display panel, the flexible vibration module configured to vibrate the display panel, the flexible vibration module including: a plurality of first portions having a piezoelectric characteristic, and a plurality of second portions respectively between pairs of the plurality of first portions, the plurality of second portions having flexibility.Type: ApplicationFiled: September 6, 2023Publication date: December 28, 2023Applicant: LG Display Co., Ltd.Inventors: Sung Eui SHIN, Taeheon KIM, Kyungyeol RYU, YongGyoon JANG, Chiwan KIM, YongWoo LEE, YuSeon KHO
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Patent number: 11843913Abstract: A display apparatus includes: a display panel configured to be rolled or unrolled, at least one vibration module on a rear surface of the display panel, the at least one vibration module being configured to: be rolled or unrolled with the display panel, and vibrate the display panel, and a partition on the rear surface of the display panel, the partition being spaced apart from and surrounding the at least one vibration module, wherein the at least one vibration module includes: a plurality of first portions having a piezoelectric property, and a plurality of second portions between the plurality of first portions, the plurality of second portions having flexibility.Type: GrantFiled: June 11, 2021Date of Patent: December 12, 2023Assignee: LG DISPLAY CO., LTD.Inventors: Chiwan Kim, Kyungyeol Ryu, YuSeon Kho, YongGyoon Jang
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Publication number: 20230388718Abstract: A display apparatus includes: a display panel configured to display an image, and at least one vibration module on a rear surface of the display panel, the at least one vibration module including a piezoelectric composite layer including a plurality of sub-modules configured to vibrate the display panel, each of the plurality of sub-modules including: a plurality of first portions including a piezoelectric characteristic, and a plurality of second portions having flexibility, each of the plurality of second portions being between a respective pair of the plurality first portions, wherein the plurality of first portions in the respective sub-modules are arranged in a same direction or are partially arranged in different directions.Type: ApplicationFiled: August 15, 2023Publication date: November 30, 2023Applicant: LG Display Co., Ltd.Inventors: Chiwan KIM, Kyungyeol RYU, YuSeon KHO, YongGyoon JANG
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Publication number: 20230345156Abstract: A display apparatus includes a display panel configured to display an image and a sound generating device on a rear surface of the display panel. The sound generating device is configured to vibrate the display panel to generate sound. The sound generating device includes a first structure and a first passivation layer on one side of the first structure, at least a portion of the first passivation layer having a non-flat shape.Type: ApplicationFiled: June 19, 2023Publication date: October 26, 2023Applicant: LG Display Co., Ltd.Inventors: Taeheon KIM, Chiwan KIM, Sung-Eui SHIN, YongWoo LEE, Kyungyeol RYU, YuSeon KHO, YongGyoon JANG
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Publication number: 20230336922Abstract: A display apparatus includes a display panel configured to display an image and a plurality of vibration generating devices on a rear surface of the display panel, the display panel being at least one of a vibration plate configured to output sound and a vibration plate configured to output a haptic vibration. Each of the plurality of vibration generating devices includes a first electrode under the display panel, a piezoelectric member under the first electrode, a damping member in a periphery the piezoelectric member, and a second electrode under the piezoelectric member.Type: ApplicationFiled: June 23, 2023Publication date: October 19, 2023Applicant: LG Display Co., Ltd.Inventors: YongWoo LEE, Chiwan KIM, Taeheon KIM, Sung-Eui SHIN, Kyungyeol RYU, YuSeon KHO, YongGyoon JANG, Yong-Su HAM, Sungwook KO