Patents by Inventor Dae Young Lim

Dae Young Lim 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).

  • Publication number: 20240080450
    Abstract: The present invention discloses an image decoding method, the method including generating a candidate list including motion information derived from a spatial neighboring block and a temporal neighboring block adjacent to a current block; deriving motion information of the current block using the candidate list; generating a prediction block of the current block using the derived motion information; and updating the derived motion information in a motion information list, wherein the generating of the candidate list is performed in such a manner as to include at least one information of the motion information included in the updated motion information list in a block decoded before the current block.
    Type: Application
    Filed: November 2, 2023
    Publication date: March 7, 2024
    Applicants: Electronics and Telecommunications Research Institute, UNIVERSITY-INDUSTRY COOPERATION GROUP OF KYUNG HEE UNIVERSITY
    Inventors: Jung Won KANG, Ha Hyun LEE, Sung Chang LIM, Jin Ho LEE, Hui Yong KIM, Gwang Hoon PARK, Tae Hyun KIM, Dae Young LEE
  • Publication number: 20230166863
    Abstract: A method and apparatus for inspecting an aeronautical light using an aerial vehicle are disclosed. The method includes defining a first reference point based on a plurality of aeronautical lights installed on a runway surface, and defining a second reference point based on the first reference point, defining a flight path of the aerial vehicle taking off from the second reference point and heading to the first reference point, transmitting, to the ground, an image of the aeronautical lights photographed by the aerial vehicle, and inspecting and adjusting elevation angles of the aeronautical lights by analyzing the image of the aeronautical lights in real time.
    Type: Application
    Filed: June 9, 2021
    Publication date: June 1, 2023
    Inventors: Jin Seob JUNG, Chae Taek LIM, Byung Joo PARK, Dae Sin YU, Dae Young LIM, Kwang Ock RYU, Young Il GO
  • Publication number: 20200178388
    Abstract: Disclosed are a fiber composite laminate including a self-assembled conductive paste and a method of manufacturing the same. The fiber composite laminate includes a fiber-based circuit unit including a fiber substrate and a circuit electrode positioned on the fiber substrate, a composite binder unit positioned on the fiber-based circuit unit, and a connection unit including a connection electrode positioned on the composite binder unit and a flexible substrate positioned on the composite binder unit and the connection electrode. The fiber composite laminate can thus be applied to wearable devices having increased conductivity and durability of joints thereof, a minimized foreign-body sensation, and an improved wearing sensation. Moreover, productivity can be increased owing to a simple manufacturing process, and mass production becomes possible.
    Type: Application
    Filed: November 29, 2019
    Publication date: June 4, 2020
    Applicant: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
    Inventors: Eui Sang YOO, Hyun Kyung LEE, Eunjoo KIM, Jung Hun LEE, Soo Hyeon RHO, Dae Young LIM, Ju Hee SO
  • Patent number: 10428458
    Abstract: The present invention relates to a medical nonwoven fabric comprising gelable cellulose derivative short-cut fibers as prepared by the paper making process, a preparation method thereof, and an adhesion prevention barrier using the same. The present invention provides a single phase of medical nonwoven fabric comprising gelable cellulose derivative short-cut fibers, to induce capillary action of micropores formed between the fibers and thereby control the gelation time, and provides a composite nonwoven fabric formed by laminating a nonwoven fabric layer comprising a different kind of biodegradable polymer material not susceptible to gelation on the single-phase of medical nonwoven fabric comprising gelable cellulose derivative short-cut fibers, thereby improving dimensional stability and convenience of surgical procedure. The present invention further provides a dyed medical nonwoven fabric to improve visibility, allowing easiness of recognizing the placement or location of the medical nonwoven fabric.
    Type: Grant
    Filed: February 5, 2016
    Date of Patent: October 1, 2019
    Assignee: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
    Inventors: Jung Nam Im, Dae Young Lim, Guk-Hwan An, Yoon Jin Kim
  • Patent number: 10093066
    Abstract: The present invention relates to a multi-layered composite material manufactured by thermocompressing a multi-layered sheet, comprising: a first sheet layer formed from a solution containing nanofibrillated cellulose and a first thermoplastic matrix polymer; and a second sheet layer formed from a solution containing a second thermoplastic matrix polymer. The multi-layered composite material of the present invention has the high strength and high elastic modulus.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: October 9, 2018
    Assignee: Korea Institute of Industrial Technology
    Inventors: Dae Young Lim, Ki Young Kim, Jin Ah Lee
  • Patent number: 9909018
    Abstract: Disclosed are a shear thickening fluid (STF) comprising solid particles and a dispersion medium, wherein the solid particles comprise silica particles as a first component and carbon nanoparticles as a second component and a method for preparing a shear thickening fluid, comprising mixing silica particles, a dispersion medium for silica particles, and a carbon nanoparticle dispersion.
    Type: Grant
    Filed: March 12, 2014
    Date of Patent: March 6, 2018
    Assignee: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
    Inventors: Eui Sang Yoo, Ju Hea Kim, Won Young Jeong, Hyun Kyung Lee, Jae Kyoung Lee, Joon Taek Jun, Nam Hee Kwon, Mi Yeon Kwon, Dae Young Lim
  • Patent number: 9605135
    Abstract: Disclosed are a shear thickening fluid (STF) and a polymer composite comprising a core filled with a shear thickening fluid containing silica particles dispersed in polyethylene glycol; an inner capsule layer formed of an emulsifier surrounding the shear thickening fluid; and an outer capsule layer formed of a thermosetting resin surrounding the inner capsule layer.
    Type: Grant
    Filed: December 16, 2013
    Date of Patent: March 28, 2017
    Assignee: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
    Inventors: Eui Sang Yoo, Ju Hea Kim, Won Young Jeong, Hyun Kyung Lee, Jae Kyoung Lee, Joon Taek Jun, Nam Hee Kwon, Mi Yeon Kwon, Dae Young Lim
  • Publication number: 20170028672
    Abstract: The present invention relates to a multi-layered composite material manufactured by thermocompressing a multi-layered sheet, comprising: a first sheet layer formed from a solution containing nanofibrillated cellulose and a first thermoplastic matrix polymer; and a second sheet layer formed from a solution containing a second thermoplastic matrix polymer. The multi-layered composite material of the present invention has the high strength and high elastic modulus.
    Type: Application
    Filed: December 19, 2014
    Publication date: February 2, 2017
    Inventors: Dae Young Lim, Ki Young Kim, Jin Ah Lee
  • Publication number: 20160376749
    Abstract: The present invention relates to a method for preparing nanofibrillated cellulose capable of producing high-quality cellulose nanofibrils by a simple process without using the conventional enzymatic treatment, in which a cellulose aqueous dispersion is homogenized by adding an aqueous alkaline solution having a pH between 8 and 14 thereto so that the aqueous alkaline solution aids the swell of an amorphous region of cellulose, thereby promoting the nanofibrillation of cellulose during the homogenizing process.
    Type: Application
    Filed: December 19, 2013
    Publication date: December 29, 2016
    Applicant: Korea Institute of Industrial Technology
    Inventors: Dae Young Lim, Ki Young Kim, Jin Ah Lee
  • Patent number: 9518177
    Abstract: The present invention relates to a composite material for a transport, including a polypropylene resin and a carbon long fiber, and more particularly, to a fiber reinforced composite material composition for a transport including 40-90 wt % of a polypropylene resin, 5-60 wt % of a carbon long fiber having a fiber diameter of 1-50 ?m and a weight average fiber length of 20-150 mm, and 0.3-10 wt % of a compatibilizer. The compatibilizer includes one selected from the group consisting of an ionomer, a copolymer of propylene-polar monomer, a modification water added polymer and combinations thereof. The composite material has improved interface properties between the polypropylene resin and the carbon long fiber owing to a specific compatibilizer, improved rigidity, impact resistance and heat resistance, and may be applied to various fields requiring the fiber reinforced composite material as well as various transports including an automobile.
    Type: Grant
    Filed: September 12, 2013
    Date of Patent: December 13, 2016
    Assignee: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
    Inventors: Dong Hyun Kim, Dae Young Lim, Ki Young Kim, No Hyung Park, Hyo Jin An, Jung Soo Kim, Eun Soo Lee
  • Patent number: 9481963
    Abstract: The present invention relates to a manufacturing method of a carboxymethyl cellulose nonwoven fabric which includes the carboxymethylation of cellulose fibers and the subsequent paper-making process to prepare a carboxymethyl cellulose nonwoven fabric. Comparing with the conventional method involving carboxymethylation of a nonwoven fabric, the method of the present invention has convenience and easiness of the process and thus enables production on a large scale. Further, the carboxymethyl cellulose nonwoven fabric manufactured by the present invention is susceptible to gelation upon contact with body fluids or water and thus useful as a medical nonwoven fabric or a mask pack.
    Type: Grant
    Filed: October 23, 2013
    Date of Patent: November 1, 2016
    Assignee: Korea Institute of Industrial Technology
    Inventors: Jung Nam Im, Song Jun Doh, Dae Young Lim, Ji Yun Lee
  • Publication number: 20160289427
    Abstract: Disclosed are a shear thickening fluid (STF) and a polymer composite comprising a core filled with a shear thickening fluid containing silica particles dispersed in polyethylene glycol; an inner capsule layer formed of an emulsifier surrounding the shear thickening fluid; and an outer capsule layer formed of a thermosetting resin surrounding the inner capsule layer.
    Type: Application
    Filed: December 16, 2013
    Publication date: October 6, 2016
    Applicant: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
    Inventors: Eui Sang YOO, Ju Hea KIM, Won Young JEONG, Hyun Kyung LEE, Jae Kyoung LEE, Joon Taek JUN, Nam Hee KWON, Mi Yeon KWON, Dae Young LIM
  • Publication number: 20160289467
    Abstract: Disclosed are a shear thickening fluid (STF) comprising solid particles and a dispersion medium, wherein the solid particles comprise silica particles as a first component and carbon nanoparticles as a second component and a method for preparing a shear thickening fluid, comprising mixing silica particles, a dispersion medium for silica particles, and a carbon nanoparticle dispersion.
    Type: Application
    Filed: March 12, 2014
    Publication date: October 6, 2016
    Applicant: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGY
    Inventors: Eui Sang YOO, Ju Hea KIM, Won Young JEONG, Hyun Kyung LEE, Jae Kyoung LEE, Joon Taek JUN, Nam Hee KWON, Mi Yeon KWON, Dae Young LIM
  • Publication number: 20160223725
    Abstract: The present invention relates to a diffusion sheet, a method for manufacturing the same, and a backlight unit using the same for a liquid crystal display. The diffusion sheet of the present invention is configured to have at least two or more fibrous layers alternately embedded within a matrix, and arranged at the combination of at least two or more angles of 0°, 90° and ±? between successive layers, each fibrous layer having fibers arranged in parallel to each other in one direction, so that the diffusion sheet promotes two-dimensional diffusion distributions, thus uniformly diffusing the light irrespective of the initial angle and direction, to a method for manufacturing a diffusion sheet wherein a matrix component and a fibrous layer component are simultaneously extruded to allow fibrous layers to be arranged in situ in a matrix, the present invention has the benefit of simultaneously shortening the process and thinning the thickness.
    Type: Application
    Filed: May 30, 2014
    Publication date: August 4, 2016
    Applicant: Korea Institute of Industrial Technology
    Inventors: Dae Young Lim, Won Young Jeong, Tae Hyung Kim
  • Publication number: 20160154160
    Abstract: The present invention relates to a method for manufacturing in-situ oriented-fiber composite material, the method simultaneously extruding, using thermoplastic members, matrix ingredients and fiber ingredients, and passing same through a nozzle of a set cross-sectional shape, weight and fill ratio of the fiber ingredient, thereby aligning the fiber ingredients within the matrix in one direction one single continuous step, and thus, by means of the production method, the process is shortened, the thinning of the thickness of the oriented-fiber composite material is attained, and particularly, filling, distribution and reinforcement of the fiber within the matrix can be effectively controlled and a high density of the fiber can be attained.
    Type: Application
    Filed: May 30, 2014
    Publication date: June 2, 2016
    Applicant: Korea Institute of Industrial Technology
    Inventors: Dae Young Lim, Won Young Jeong, Tae Hyung Kim
  • Publication number: 20160153143
    Abstract: The present invention relates to a medical nonwoven fabric comprising gelable cellulose derivative short-cut fibers as prepared by the paper making process, a preparation method thereof, and an adhesion prevention barrier using the same. The present invention provides a single phase of medical nonwoven fabric comprising gelable cellulose derivative short-cut fibers, to induce capillary action of micropores formed between the fibers and thereby control the gelation time, and provides a composite nonwoven fabric formed by laminating a nonwoven fabric layer comprising a different kind of biodegradable polymer material not susceptible to gelation on the single-phase of medical nonwoven fabric comprising gelable cellulose derivative short-cut fibers, thereby improving dimensional stability and convenience of surgical procedure. The present invention further provides a dyed medical nonwoven fabric to improve visibility, allowing easiness of recognizing the placement or location of the medical nonwoven fabric.
    Type: Application
    Filed: February 5, 2016
    Publication date: June 2, 2016
    Inventors: Jung Nam Im, Dae Young Lim, Guk-Hwan An, Yoon Jin Kim
  • Publication number: 20160137823
    Abstract: The present invention relates to a composite material for a transport, including a polypropylene resin and a carbon long fiber, and more particularly, to a fiber reinforced composite material composition for a transport including 40-90 wt % of a polypropylene resin, 5-60 wt % of a carbon long fiber having a fiber diameter of 1-50 ?m and a weight average fiber length of 20-150 mm, and 0.3-10 wt % of a compatibilizer. The compatibilizer includes one selected from the group consisting of an ionomer, a copolymer of propylene-polar monomer, a modification water added polymer and combinations thereof. The composite material has improved interface properties between the polypropylene resin and the carbon long fiber owing to a specific compatibilizer, improved rigidity, impact resistance and heat resistance, and may be applied to various fields requiring the fiber reinforced composite material as well as various transports including an automobile.
    Type: Application
    Filed: September 12, 2013
    Publication date: May 19, 2016
    Inventors: Dong Hyun KIM, Dae Young LIM, Ki Young KIM, No Hyung PARK, Hyo Jin AN, Jung Soo KIM, Eun Soo LEE
  • Patent number: 9333721
    Abstract: A multiple fiber spinning apparatus and a method of controlling the same. The apparatus includes an extruding unit, a spin block unit and a spinning nozzle unit. The extruding unit includes extruders that melt, extrude and transfer polymer materials. The spin block unit includes a gear pump unit which has gear pumps connected to each of the extruders. The gear pumps receive the polymer materials from the corresponding extruders and discharge the polymer materials. The spin block unit further includes a flow passage unit which has flow passages connected to the respective gear pumps. The spinning nozzle unit includes spinning nozzles, each of which is connected to one of the gear pumps of each extruder by the corresponding flow passage, so that each spinning nozzle receives the molten polymer materials and spins the polymer materials into a fiber.
    Type: Grant
    Filed: November 16, 2011
    Date of Patent: May 10, 2016
    Assignee: Korea Institute of Industrial Technology
    Inventors: Wan-Gyu Hahm, Sung Won Byun, Dae Young Lim, Min Sun Kim, Byeong Jin Yeang
  • Patent number: 8835073
    Abstract: Disclosed is a polymer membrane for a battery including a porous support including a fiber including a core including a high melting-point polymer; and a sheath including a low melting-point polymer surrounding the core, and a method of preparing the same. The polymer membrane for a battery may further include a proton conductive polymer.
    Type: Grant
    Filed: October 7, 2010
    Date of Patent: September 16, 2014
    Assignees: Samsung SDI Co., Ltd., Korea Institute of Industrial Technology
    Inventors: Sang-Il Han, Hee-Tak Kim, Dae-Young Lim, Jung-Nam Im, Guk-Hwan An, Ki-Young Kim
  • Publication number: 20130200544
    Abstract: A multiple fiber spinning apparatus and a method of controlling the same. The apparatus includes an extruding unit, a spin block unit and a spinning nozzle unit. The extruding unit includes extruders that melt, extrude and transfer polymer materials. The spin block unit includes a gear pump unit which has gear pumps connected to each of the extruders. The gear pumps receive the polymer materials from the corresponding extruders and discharge the polymer materials. The spin block unit further includes a flow passage unit which has flow passages connected to the respective gear pumps. The spinning nozzle unit includes spinning nozzles, each of which is connected to one of the gear pumps of each extruder by the corresponding flow passage, so that each spinning nozzle receives the molten polymer materials and spins the polymer materials into a fiber.
    Type: Application
    Filed: November 16, 2011
    Publication date: August 8, 2013
    Applicant: Korea Institute of Industrial Technology
    Inventors: Wan-Gyu Hahm, Sung Won Byun, Dae Young Lim, Min Sun Kim, Byeong Jin Yeang