Patents by Inventor Ki Uk Kyung
Ki Uk Kyung 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: 20240407056Abstract: Provided is a flexible heater. The flexible heater includes a first electrode, a second electrode arranged to be spaced apart from the first electrode, and a dielectric gel layer arranged between the first electrode and the second electrode and generating heat in response to an alternating voltage applied thereto.Type: ApplicationFiled: May 10, 2024Publication date: December 5, 2024Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Ki-Uk KYUNG, Minki Kim
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Patent number: 12102585Abstract: Disclosed is a wearable robot for assisting a wrist, including: a plurality of flexible actuators; and a control unit configured to control any one of the plurality of flexible actuators to be contracted or relaxed according to a wrist movement of a wearer. Each of the plurality of flexible actuators includes: a driving part which is contractively deformed by a current or transfer heat applied from the control unit or is relaxed when the heat is lost, and a refrigerant circulating part which is implemented to surround the driving part and circulates a refrigerant so that the contractively deformed driving part is cooled under control of the control unit.Type: GrantFiled: November 27, 2020Date of Patent: October 1, 2024Assignees: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY, NATIONAL REHABILITATION CENTERInventors: Ki-Uk Kyung, Jaeyeon Jeong, Kyujin Hyeon, Jungwoo Han, Kwang-Ok An, Won-Kyung Song
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Publication number: 20240313669Abstract: A soft haptic device and a local control method are disclosed. The soft haptic device includes a soft actuator. The soft actuator includes an electroactive polymer film, a patterned electrode, and a dielectric liquid injected between the electroactive polymer film and the patterned electrode. The soft actuator generates a reconfigurable shape such that a form of an output shape and a number of outputtable shapes are changed depending on the number of electrodes constituting the patterned electrode, a shape of the electrodes, and an arrangement of the electrodes.Type: ApplicationFiled: December 6, 2023Publication date: September 19, 2024Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Ki-Uk KYUNG, Seung-Yeon JANG, Hyunwoo KIM, Minjae CHO, Minki KIM
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Publication number: 20240264674Abstract: Provided are a haptic device providing localized haptic feedback and a controlling method thereof, wherein the haptic device includes a display, a haptic driving unit arranged on one surface of the display or inside the display, a signal controller, wherein the haptic driving unit includes a first panel, a second panel, a common electrode, and a plurality of electrode patterns, and the signal controller is configured to generate an output wave between the first panel and the second panel by outputting a voltage signal to the haptic driving unit, and provide at least one localized haptic feedback to the touch panel by controlling at least one of an amplitude and a phase of the voltage signal applied to each of the plurality of electrode patterns to overlap, reinforce, or interfere with the output wave.Type: ApplicationFiled: July 27, 2023Publication date: August 8, 2024Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Ki-Uk KYUNG, Jihwan Park, Jaeseung Han
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Patent number: 12043740Abstract: Provided are a composition for a light transmittance control film, and a light transmittance control film. According to the inventive concept, the light transmittance control film includes a matrix part including a copolymer and a polymer chain which is grafted to the copolymer, and a dispersed part including a polymer derived from a first monomer, and are provided in the matrix part, wherein the polymer chain is derived from the first monomer, first light transmittance is shown while external force is applied, and second light transmittance which is greater than the first light transmittance may be shown after the external force is removed.Type: GrantFiled: May 19, 2021Date of Patent: July 23, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Seung Koo Park, Sung Ryul Yun, Ki Uk Kyung, Mi Jeong Choi, Bong Je Park, Suntak Park, Saekwang Nam, Seongcheol Mun, Eun Jin Shin, Jeong Mook Lim
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Publication number: 20240165824Abstract: Disclosed herein is an inspection robot system for the customs inspection of container-loaded cargo. The inspection robot system includes: an attachment-type mobile robot configured to drive in the state of being attached to the top surface of a container; and a flexible robot system configured to interface with the attachment-type mobile robot, to selectively accommodate and extend a flexible robot having multiple degrees of freedom, and to perform inspection on cargo.Type: ApplicationFiled: August 23, 2023Publication date: May 23, 2024Applicants: Korea Advanced Institute of Science and Technology, UJIN Technology, Inc.Inventors: Ki Uk KYUNG, Jee Hwan RYU, Ye Sung YI, Hee Ju MUN, Ji Sung KIM, Dong Geol LEE, Joong Ku LEE, Young Geun KIM, Gee Joon EUM, Hyun Su KIM, Hyun Soo JO
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Publication number: 20230172797Abstract: Disclosed are a flexible vibration cushion and a method of controlling the same. The flexible vibration cushion may include a cover member, a first soft filler material filled in the cover member; and a vibration generation device including components made of a soft material and disposed in the soft filler. The vibration generation device is configured to generate vibration as an electrostatic force is repeatedly generated and released. The vibration generation device may be applied in a vehicle part, e.g., headrest, thereby minimizing the foreign body sensation acting on the user’s skin while delivering soft and various senses of vibrations to the user.Type: ApplicationFiled: October 11, 2022Publication date: June 8, 2023Inventors: Kyoung Jin Chang, Dong Chul Park, Ki Uk Kyung, Hyun Woo Kim, Ji Hyeong Ma, Jong Seok Nam, Min Ki Kim
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Publication number: 20230103068Abstract: Provided are a composition for a light transmittance control film, and a light transmittance control film. According to the inventive concept, the light transmittance control film includes a matrix part including a copolymer and a polymer chain which is grafted to the copolymer; and a dispersed part including a polymer derived from a first monomer, and are provided in the matrix part, wherein the polymer chain is derived from the first monomer, first light transmittance is shown while external force is applied, and second light transmittance which is greater than the first light transmittance may be shown after the external force is removed.Type: ApplicationFiled: November 18, 2022Publication date: March 30, 2023Inventors: Seung Koo PARK, Sung Ryul Yun, Ki Uk Kyung, Mi Jeong Choi, Bong Je Park, Suntak Park, Saekwang Nam, Seongcheol Mun, Eun Jin Shin, Jeong Mook Lim
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Publication number: 20210292495Abstract: Provided are a composition for a light transmittance control film, and a light transmittance control film. According to the inventive concept, the light transmittance control film includes a matrix part including a copolymer and a polymer chain which is grafted to the copolymer; and a dispersed part including a polymer derived from a first monomer, and are provided in the matrix part, wherein the polymer chain is derived from the first monomer, first light transmittance is shown while external force is applied, and second light transmittance which is greater than the first light transmittance may be shown after the external force is removed.Type: ApplicationFiled: May 19, 2021Publication date: September 23, 2021Inventors: Seung Koo PARK, Sung Ryul YUN, Ki Uk KYUNG, Mi Jeong CHOI, Bong Je PARK, Suntak PARK, Saekwang NAM, Seongcheol MUN, Eun Jin SHIN, Jeong Mook LIM
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Publication number: 20210196555Abstract: Disclosed is a wearable robot for assisting a wrist, including: a plurality of flexible actuators; and a control unit configured to control any one of the plurality of flexible actuators to be contracted or relaxed according to a wrist movement of a wearer. Each of the plurality of flexible actuators includes: a driving part which is contractively deformed by a current or transfer heat applied from the control unit or is relaxed when the heat is lost, and a refrigerant circulating part which is implemented to surround the driving part and circulates a refrigerant so that the contractively deformed driving part is cooled under control of the control unit.Type: ApplicationFiled: November 27, 2020Publication date: July 1, 2021Inventors: Ki-Uk KYUNG, Jaeyeon JEONG, Kyujin HYEON, Jungwoo HAN, Kwang-Ok AN, Won-Kyung SONG
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Patent number: 11041055Abstract: Provided are a composition for a light transmittance control film, and a light transmittance control film. According to the inventive concept, the light transmittance control film includes a matrix part including a copolymer and a polymer chain which is grafted to the copolymer; and a dispersed part including a polymer derived from a first monomer, and are provided in the matrix part, wherein the polymer chain is derived from the first monomer, first light transmittance is shown while external force is applied, and second light transmittance which is greater than the first light transmittance may be shown after the external force is removed.Type: GrantFiled: April 19, 2018Date of Patent: June 22, 2021Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Seung Koo Park, Sung Ryul Yun, Ki Uk Kyung, Mi Jeong Choi, Bong Je Park, Suntak Park, Saekwang Nam, Seongcheol Mun, Eun Jin Shin, Jeong Mook Lim
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Patent number: 10996432Abstract: A reflective active variable lens includes an upper electrode, a lower electrode disposed in parallel to the upper electrode, a deformation part disposed between the upper electrode and the lower electrode, a reflective part disposed on the upper electrode, and a support part disposed to surround the deformation part. Here, the deformation part and the support part are connected to each other to provide a single structure, the deformation part is expanded from an initial shape when an electric field is formed between the upper electrode and the lower electrode, and the expanded deformation part is contracted when the electric field is removed and restored to the initial shape.Type: GrantFiled: December 10, 2018Date of Patent: May 4, 2021Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Suntak Park, Bong Je Park, Ki-Uk Kyung, Seung Koo Park, Sung Ryul YuN, Seongcheol Mun, Jeong Muk Lim
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Patent number: 10898404Abstract: An artificial muscle includes a first stress transmission part and a second stress transmission part, which are spaced apart from each other in a first direction, a contraction coil spring provided between the first and second stress transmission parts to pull the first and second stress transmission parts, and an expansion part provided between the first and second stress transmission parts to push the first and second stress transmission parts. The contraction coil spring has a shape of a spring progressing in the first direction, and the contraction coil spring is contracted by heat.Type: GrantFiled: February 15, 2018Date of Patent: January 26, 2021Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jeong Mook Lim, Sung Ryul Yun, Ki-Uk Kyung, Seongcheol Mun
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Patent number: 10649116Abstract: An auto focusing lens includes an active lens including a lens body including electroactive polymer and a transparent electrode at least partially coated on a surface of the lens body, and a controller controlling the focus of the active lens by applying a voltage to the transparent electrode.Type: GrantFiled: May 17, 2018Date of Patent: May 12, 2020Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Ki-Uk Kyung, Bong Je Park, Sang-Youn Kim, Sae Kwang Nam, Sun Tak Park, Sung Ryul Yun
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Publication number: 20200032013Abstract: Provided are a composition for a light transmittance control film, and a light transmittance control film. According to the inventive concept, the light transmittance control film includes a matrix part including a copolymer and a polymer chain which is grafted to the copolymer; and a dispersed part including a polymer derived from a first monomer, and are provided in the matrix part, wherein the polymer chain is derived from the first monomer, first light transmittance is shown while external force is applied, and second light transmittance which is greater than the first light transmittance may be shown after the external force is removed.Type: ApplicationFiled: April 19, 2018Publication date: January 30, 2020Inventors: Seung Koo PARK, Sung Ryul YUN, Ki Uk KYUNG, Mi Jeong CHOI, Bong Je PARK, Suntak PARK, Saekwang NAM, Seongcheol MUN, Eun Jin SHIN, Jeong Mook LIM
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Patent number: 10495843Abstract: The present disclosure relates to an imaging apparatus and a method for operating the same, and more particularly, to a high-speed lens moving technique capable of effective multi-view angle and multi-focus images for a short period of time and an image photographing and sorting technique according the high-speed lens moving technique. Accordingly, the movement of lenses is performed using a new technique without applying the existing slow lens moving technique performed using a motor, etc., so that it is possible to acquire multi-view angle and multi-focus images using one imaging apparatus for a short period of time.Type: GrantFiled: June 20, 2016Date of Patent: December 3, 2019Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Ki-Uk Kyung, Sae Kwang Nam, Bong Je Park, Sun Tak Park, Sung Ryul Yun
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Patent number: 10338280Abstract: Disclosed is a varifocal lens module. A varifocal lens module according to an embodiment includes a lens formed of a flexible and transparent material and having a focal length varying according to a variable shape thereof; at least one driving part expanded or contracted in response to an electric signal; and at least one structural body configured to physically or chemically connect the lens and each driving part.Type: GrantFiled: July 11, 2017Date of Patent: July 2, 2019Assignee: ELECTRONICS & TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Ki Uk Kyung, Sae Kwang Nam, Sung Ryul Yun, Bong Je Park, Sun Tak Park, Seung Koo Park
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Publication number: 20190196149Abstract: A reflective active variable lens includes an upper electrode, a lower electrode disposed in parallel to the upper electrode, a deformation part disposed between the upper electrode and the lower electrode, a reflective part disposed on the upper electrode, and a support part disposed to surround the deformation part. Here, the deformation part and the support part are connected to each other to provide a single structure, the deformation part is expanded from an initial shape when an electric field is formed between the upper electrode and the lower electrode, and the expanded deformation part is contracted when the electric field is removed and restored to the initial shape.Type: ApplicationFiled: December 10, 2018Publication date: June 27, 2019Inventors: Suntak PARK, Bong Je PARK, Ki-Uk KYUNG, Seung Koo PARK, Sung Ryul YUN, Seongcheol MUN, Jeong Muk LIM
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Patent number: 10232133Abstract: Provided herein is an endoscope comprising an end portion configured to take an image; a controller configured to control the end portion and process the image input by the end portion; and a connector configured to connect the end portion and the controller, wherein the end portion is provided with at least one lens apparatus surrounding an exterior surface of the end portion, the lens apparatus being adapted to be brought to various focuses, thereby providing an effect of obtaining images from various viewpoints at a short period of time, and when used as an endoscope, obviating the need to move the multi-view and multi-focused variable lens at the end portion, making it possible to reduce the thickness of the connector that connects the end portion of the endoscope with the controller.Type: GrantFiled: January 29, 2015Date of Patent: March 19, 2019Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Sae Kwang Nam, Ki Uk Kyung, Bong Je Park, Sun Tak Park, Sung Ryul Yun
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Publication number: 20180263839Abstract: An artificial muscle includes a first stress transmission part and a second stress transmission part, which are spaced apart from each other in a first direction, a contraction coil spring provided between the first and second stress transmission parts to pull the first and second stress transmission parts, and an expansion part provided between the first and second stress transmission parts to push the first and second stress transmission parts. The contraction coil spring has a shape of a spring progressing in the first direction, and the contraction coil spring is contracted by heat.Type: ApplicationFiled: February 15, 2018Publication date: September 20, 2018Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Jeong Mook Lim, Sung Ryul Yun, Ki-Uk Kyung, Seongcheol Mun