Patents by Inventor Won Seok Choi
Won Seok Choi 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: 20240145118Abstract: A transparent conductor according to an exemplary embodiment of the present invention includes a transparent substrate, and a transparent conductive pattern formed on the transparent substrate, and the transparent conductor includes a nanostructure on an upper surface of at least one of the transparent substrate and the transparent conductive pattern.Type: ApplicationFiled: March 17, 2021Publication date: May 2, 2024Inventors: Dae-Guen CHOI, Hyuk Jun KANG, Ji Hye LEE, Junhyuk CHOI, Won Seok CHANG, Joo Yun JUNG, Jun-ho JEONG
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Patent number: 11966106Abstract: An optical path control member according to an embodiment comprises: a first substrate; a first electrode disposed on the first substrate; a second substrate disposed on the first substrate; a second electrode disposed under the second substrate; and a light conversion part disposed between the first electrode and the second electrode, wherein: each of the first substrate and the second substrate includes a first direction, a second direction different from the first direction, and a third direction defined as a thickness-direction of the first substrate and the second substrate; the light conversion part includes a partition wall part and a reception part alternately arranged; and the reception part has a light transmittance changing according to application of a voltage, extends in a fourth direction, and has a lower surface inclined at an acute angle with respect to one side surface of the first substrate.Type: GrantFiled: April 15, 2021Date of Patent: April 23, 2024Assignee: LG INNOTEK CO., LTD.Inventors: In Hae Lee, Won Seok Choi, Chan Mi Ju
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Publication number: 20240106916Abstract: The present invention relates to a device and method for implementing dynamic-service-oriented communication between vehicle applications on an AUTomotive Open System ARchitecture (AUTOSAR) adaptive platform (AP). A machine including an electronic control unit (ECU) to which the portable operating system interface (POSIX) operating system (OS) is ported and implementing dynamic-service-oriented communication between vehicle applications on an AUTOSAR AP includes a skeleton which is an application for providing a service on the platform, a proxy which is an application using the service on the platform, and a service communication management (CM) which is an application for brokering service-oriented communication between vehicle applications on the platform.Type: ApplicationFiled: September 29, 2021Publication date: March 28, 2024Applicant: POPCORNSAR CO., LTD.Inventors: Yun Ki CHOI, Yong Ho LEE, Won Seok CHOI, Kap Hyun KIM
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Publication number: 20240091516Abstract: An acoustic tweezer is disclosed. The acoustic tweezer includes a function signal generator configured to generate a function signal for an ultrasound signal, a power amplifier configured to amplify the ultrasound signal based on the function signal, and an ultrasound transducer of a single channel in which a hologram thin film having different thin film thicknesses for each region is attached to an ultrasound oscillating surface of the ultrasound transducer, and the ultrasound transducer is configured to generate a plurality of ultrasound signals having different phase differences by allowing an oscillated ultrasound signal to pass through the hologram thin film.Type: ApplicationFiled: June 7, 2023Publication date: March 21, 2024Inventors: Sungmin HAN, JEONG MIN HEO, Inchan YOUN, Won Seok CHOI
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Patent number: 11931978Abstract: An anti-icing honeycomb core composite manufactured by forming an electromagnetic wave absorption layer by using dielectric fiber, molding the electromagnetic wave absorption layer into a honeycomb core structure by using a molded part including a first base, a second base, and an inner block, hardening the honeycomb core structure, and removing the molded part. The molding step includes first stacking, on the first base including a plurality of grooves in which the inner blocks each having a hexagonal column shape are able to be seated, a plurality of the inner blocks and a plurality of the electromagnetic wave absorption layers as the honeycomb core structure so that the electromagnetic wave absorption layer is disposed between the plurality of inner blocks, and second stacking covering the inner blocks and the electromagnetic wave absorption layers stacked on the first base with the second base having the same shape as the first base.Type: GrantFiled: December 22, 2020Date of Patent: March 19, 2024Assignee: INDUSTRY-ACADEMIC COOPERATION FOUNDATION GYEONGSANG NATIONAL UNIVERSITYInventors: Young Woo Nam, Hyeon Seok Choe, Jin Hwe Kweon, Rho Shin Myong, Won Ho Choi
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Patent number: 11931573Abstract: The present disclosure can provide a muscular stimulation apparatus and a system including the same, which apply a voltage through at least one electric stimulation pad that is in close contact with at least one body part of a user, and simultaneously or selectively adjusts a resistance applied to an anode (+) or a cathode (?) of at least one electrode connected to the electric stimulation pad.Type: GrantFiled: November 11, 2021Date of Patent: March 19, 2024Assignee: alimolistudio LC.Inventor: Won Seok Choi
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Patent number: 11901212Abstract: A wafer processing apparatus includes a rotating chuck rotatably installed on a driver, a vacuum chuck which is disposed on the rotating chuck and on which a wafer is seated, a chuck module installed in the rotating chuck to fix the wafer to the vacuum chuck, and a moving module configured to move the vacuum chuck or the chuck module to increase a gap between adjacent dies of the wafer.Type: GrantFiled: August 20, 2021Date of Patent: February 13, 2024Assignee: ZEUS CO., LTD.Inventors: Woon Kong, Ji Hoon Song, Ung Jo Moon, Ji Ho Park, Won Seok Choi
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Publication number: 20240038573Abstract: A wafer processing apparatus includes a rotating chuck rotatably installed on a driver, a vacuum chuck which is disposed on the rotating chuck and on which a wafer is seated, a chuck module installed in the rotating chuck to fix the wafer to the vacuum chuck, and a moving module configured to move the vacuum chuck or the chuck module to increase a gap between adjacent dies of the wafer.Type: ApplicationFiled: October 10, 2023Publication date: February 1, 2024Applicant: ZEUS CO., LTD.Inventors: Woon Kong, Ji Hoon SONG, Ung Jo MOON, Ji Ho PARK, Won Seok CHOI
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Patent number: 11861268Abstract: A method for auto-generating an AutoCAD drawing includes providing an interface for extracting only input data required for drawing equipment from strength calculation data, displaying all components and nozzles constituting the equipment and providing or correcting information thereon. The AutoCAD drawing is automatically generated based on information on all components constituting the equipment and nozzles.Type: GrantFiled: June 10, 2021Date of Patent: January 2, 2024Assignees: SAMSUNG ENGINEERING CO., LTD.Inventors: Gyun Ho Ha, Hyun Suk Lee, Young Sik Ji, Yun Ha Shin, Geun Yong Choi, Do Young Park, Sung Jin Moon, Won Seok Choi, Ji Yoon Hyun, Byueong Kook Cheo, Dae Seong Kim
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Publication number: 20230323300Abstract: The present invention relates to a method for in vitro production of red blood cells. The method for in vitro production of red blood cells, according to the present invention, specifies, by cell size, the maturation step of cells exhibiting optimal effects in an agitation-type culture, so that even if an expert does not always identify cell shape, automated processes of culturing are possible, and thus automation in bioreactors is possible in the mass-production of uniform quality and red blood cells.Type: ApplicationFiled: August 17, 2021Publication date: October 12, 2023Applicant: IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)Inventors: Eun Jung BAEK, Eun MI LEE, So Yeon HAN, Won-Seok CHOI, Jang Han LEE, Hyo Sang LEE
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Publication number: 20230287792Abstract: A vane motor including a casing having a pressurized fluid inlet and a pressurized fluid outlet through which a pressurized fluid is introduced and discharged and a rotor disposed inside the casing and configured to receive the pressure of the pressurized fluid and rotate about a rotary shaft held in the casing, the rotor having a generally cylindrical rotor body with a central axis corresponding to the rotary shaft and vanes installed in vane guide grooves formed in the side surface of the rotor body and changed in widths protruding from the vane guide grooves according to rotation phases, wherein the vanes are arch-shaped in a longitudinal direction of the rotary shaft, the vane guide grooves are arch-shaped to accommodate the vanes thereinto, and the vanes are rotatably coupled to portions of the rotor body through link rods disposed on one side of the vanes.Type: ApplicationFiled: May 23, 2023Publication date: September 14, 2023Inventor: Won Seok CHOI
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Publication number: 20230280612Abstract: An optical path control member according to an embodiment comprises: a first substrate on which a first direction and a second direction are defined; a first electrode arranged on the first substrate; a second substrate which is arranged on the first substrate and on which the first direction and the second direction are defined; a second electrode arranged under the second substrate; and a light conversion unit arranged between the first electrode and the second electrode, wherein the light conversion unit comprises an alternately arranged plurality of partition parts and plurality of accommodation parts, a light conversion material is arranged in the accommodation part, the accommodation part comprises at least one first region and at least one second region, and the height of the light conversion material arranged in the first region is less than the height of the light conversion material arranged in the second region.Type: ApplicationFiled: July 8, 2021Publication date: September 7, 2023Inventors: Won Seok CHOI, Jin Gyeong PARK, Byung Sook KIM
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Publication number: 20230161187Abstract: An optical path control member according to an embodiment comprises: a first substrate; a first electrode disposed on the first substrate; a second substrate disposed on the first substrate; a second electrode disposed under the second substrate; and a light conversion part disposed between the first electrode and the second electrode, wherein: each of the first substrate and the second substrate includes a first direction, a second direction different from the first direction, and a third direction defined as a thickness-direction of the first substrate and the second substrate; the light conversion part includes a partition wall part and a reception part alternately arranged; and the reception part has a light transmittance changing according to application of a voltage, extends in a fourth direction, and has a lower surface inclined at an acute angle with respect to one side surface of the first substrate.Type: ApplicationFiled: April 15, 2021Publication date: May 25, 2023Applicant: LG INNOTEK CO., LTD.Inventors: In Hae LEE, Won Seok CHOI, Chan Mi JU
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Publication number: 20230133215Abstract: The present disclosure can provide a muscular stimulation apparatus and a system including the same, which apply a voltage through at least one electric stimulation pad that is in close contact with at least one body part of a user, and simultaneously or selectively adjusts a resistance applied to an anode (+) or a cathode (?) of at least one electrode connected to the electric stimulation pad.Type: ApplicationFiled: November 11, 2021Publication date: May 4, 2023Applicant: alimolistudio LC.Inventor: Won Seok CHOI
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Patent number: 11619272Abstract: A dog clutch engagement method of an electric four-wheel drive vehicle includes steps of: when dog clutch engagement is requested during driving, determining a target synchronization speed of the input gear to be a sum of an estimated speed and an offset speed of the output gear; operating a drive unit so that an input gear follows the target synchronization speed; when an actual speed of the input gear reaches the target synchronization speed, moving a sleeve to a meeting position at which the sleeve is in contact with the input gear; and when the actual speed of the input gear is synchronized with an actual speed of the output gear, transporting the sleeve to an engagement position at which the input gear and the output gear are coupled.Type: GrantFiled: December 14, 2021Date of Patent: April 4, 2023Assignees: Hyundai Motor Company, Kia CorporationInventors: Dong Pil Yoon, Se Hoon Park, Won Seok Choi
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Publication number: 20230077281Abstract: An optical path control member according to an embodiment comprises: a first substrate; a first electrode disposed on the upper part of the first substrate; a second substrate disposed on the first substrate; a second electrode disposed on the lower part of the second substrate; and an optical conversion unit disposed between the first electrode and the second electrode. The optical conversion unit includes partition wall portions and receiving portions that are alternately disposed. The receiving portions change optical transmittance in response to the application of voltage, and include a dispersion and optical conversion particles dispersed in the dispersion. The refractive index ratio of the partition wall portions and the receiving portions is 1:0.95 to 1:1.05.Type: ApplicationFiled: January 12, 2021Publication date: March 9, 2023Inventors: Young Ju HAN, Byung Sook KIM, Hyeon Ji HONG, Won Seok CHOI, Jin Gyeong PARK
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Patent number: 11580825Abstract: A deposit and withdrawal service system using Automated Teller Machine (ATM) includes a communication module configured to receive a transaction request associated with a customer's asset managed by an institution from the ATM, and transmit a processing result received from the institution in response to the transaction request to the ATM, and a statement conversion module configured to convert the transaction request received from the ATM into aggregated details data that is independent from the ATM, and convert the processing result received from the institution into statement details data corresponding to the ATM having requested the transaction. The communication module is further configured to transmit the aggregated details data to the institution, receive the processing result from the institution, and transmit the processing result to the ATM as the statement details data.Type: GrantFiled: August 25, 2021Date of Patent: February 14, 2023Assignee: COOCON CO. Ltd.Inventors: Won Seok Choi, Sang Jin Lee
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Publication number: 20230040154Abstract: An optical path control member according to an embodiment comprises: a first substrate; a first electrode disposed on the upper part of the first substrate; a second substrate disposed on the first substrate; a second electrode disposed on the lower part of the second substrate; and a light conversion unit disposed between the first electrode and the second electrode. The light conversion unit includes a partition wall portion and a receiving portion that are alternately disposed. The receiving portion changes light transmittance according to the application of voltage. The partition wall portion includes a base partition wall portion and a separating partition wall portion. A plurality of pores are disposed in at least one of the base partition wall portion or the separating partition wall portion. The density per unit area of partition material in the separating partition wall portion is less than the density per unit area of partition material in the base partition wall portion.Type: ApplicationFiled: January 11, 2021Publication date: February 9, 2023Inventors: Jin Gyeong PARK, Byung Sook KIM, Won Seok CHOI
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Patent number: 11558171Abstract: A method for encryption according to an embodiment includes generating a ciphertext for a secret key that is an integer vector by using an integer-based first homomorphic encryption algorithm, generating a key stream that is the integer vector from a nonce and the secret key by using a key stream generator, encoding the key stream by using a message encoding function of the first homomorphic encryption algorithm, encoding a message that is a real vector by using a message encoding function of a real number-based second homomorphic encryption algorithm, generating a ciphertext for the message by using a result of the encoding of the key stream and a result of the encoding of the message, and transmitting the nonce, the ciphertext for the secret key, and the ciphertext for the message to an apparatus for converting a ciphertext.Type: GrantFiled: October 27, 2020Date of Patent: January 17, 2023Assignees: SAMSUNG SDS CO., LTD., Korea Advanced Institute of Science and TechnologyInventors: Joo Hee Lee, Duk Jae Moon, Hyo Jin Yoon, Ji Hoon Cho, Eun Kyung Kim, Seong Kwang Kim, Joo Young Lee, Jin Cheol Ha, Won Seok Choi
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Publication number: 20220389400Abstract: The present invention relates to synthetic ?-secretase (SAS) and a use thereof. According to the present invention, a synthetic ?-secretase, which is a fusion protein comprising, as an active ingredient, NIa protease, a fragment thereof or a variant thereof, can inhibit the formation of amyloid ?, degrade extracellularly secreted amyloid ?, and degrade amyloid ? internalized in cells. Therefore, the present invention allows intracellular/extracellular degradation of amyloid ?, which is the cause of various diseases including Alzheimer's disease, and thus can be usable in the prevention or treatment of such diseases.Type: ApplicationFiled: November 6, 2020Publication date: December 8, 2022Inventors: Woo Jin PARK, Sung Bin KIM, Sung Yun KIM, Won Seok CHOI