Patents by Inventor Hyuk Choi

Hyuk 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).

  • Patent number: 10802676
    Abstract: A method for setting a parameter includes the steps of: selecting, by a touch or click, one point on an electronic map displayed on an electronic device; displaying a parameter input area around the selected one point on the electronic map; detecting, by the electronic device, panning or drag performed along a direction in which the displayed parameter input area is formed; adjusting a value of the parameter according to the detected panning or drag; detecting, by the electronic device, panning or drag performed in a direction toward the one point; and setting the parameter to the adjusted value, wherein the touch or click is maintained while the steps of setting the one point through setting the parameter is performed.
    Type: Grant
    Filed: January 18, 2019
    Date of Patent: October 13, 2020
    Assignee: Hanwha Techwin Co., Ltd.
    Inventors: Kyoung Jeon Jeong, Sung Pil Chun, Jin Hyuk Choi
  • Patent number: 10800522
    Abstract: An electronic device includes a communication circuit configured to communicate with an unmanned aerial vehicle (UAV) including a camera, a memory configured to store first flight information including a first flight pattern for a first location and first driving information of the camera, the first driving information corresponding to the first flight pattern, and a processor configured to be operatively connected with the communication circuit and the memory. The processor is configured to determine a flight reference location of the UAV, and control the UAV via the communication circuit such that the UAV flies based on the determined flight reference location and the first flight information.
    Type: Grant
    Filed: November 7, 2017
    Date of Patent: October 13, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: In Hyuk Choi, Youn Lea Kim, Dong Hyun Chang, Bo Kun Choi, Sung Jun Kim, Seung Nyun Kim
  • Patent number: 10805766
    Abstract: Disclosed herein are a mobile-communication-based navigation service method for supporting emergency rescue and a service server using the method. The present invention relates to provision of an interactive navigation service between a rescuer and a person who needs to be rescued in a mobile-communication-based navigation service method for supporting emergency rescue.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: October 13, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jae-Hyuk Choi, Joo-Young Kim, Young-Su Cho, Myung-In Ji
  • Publication number: 20200321234
    Abstract: A transfer method of transferring an object to a target substrate by using a deformable film is provided. The method includes: a first process of forming an object on a source substrate, a second process of placing a deformable film on the source substrate on which the object is formed, a third process of embedding the object into the deformable film, a fourth process of separating an object, which is to be transferred, from the source substrate, integrating the transfer object in or on a surface of the deformable film, and separating deformable film, in which the transfer object is integrated, from the source substrate, and a fifth process of transferring the object integrated into the deformable film to a target substrate.
    Type: Application
    Filed: June 22, 2020
    Publication date: October 8, 2020
    Applicant: LC SQUARE CO., LTD.
    Inventors: Je Hyuk CHOI, Chang Wan KIM, Chan Soo SHIN, Hyeong Ho PARK, Shin Keun KIM
  • Publication number: 20200308150
    Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same.
    Type: Application
    Filed: October 1, 2018
    Publication date: October 1, 2020
    Applicant: HEESUNG MATERIAL LTD.
    Inventors: Gi-Back LEE, Seong-Jong PARK, Ji-Young KIM, Won-Jang JEONG, Jin-Seok CHOI, Dae-Hyuk CHOI, Joo-Dong LEE
  • Patent number: 10790750
    Abstract: The present disclosure provides an isolated DC-DC converter and a driving method thereof. The isolated DC-DC converter includes: a switching unit connected to terminals of a power supply, comprising three pairs of switches connected in parallel, and configured to switch on and off the three pairs of switches; a transformer unit comprising a first through third transformers, each having a primary winding connected to the switching unit and a secondary winding that are wound in a predetermined turns ratio and transforming a voltage applied to the primary winding according to the turns ratio; a post-processing unit connected to the secondary winding of each of the first through third transformers and configured to rectify and filter a voltage induced in the secondary winding to generate and output an output voltage; and a control unit connected to the switching unit and configured to control switching operation of the switching unit by providing the switching unit with carriers and reference voltages.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: September 29, 2020
    Assignee: Korea Electronics Technology Institute
    Inventors: Jin-Hong Kim, Joon-Sung Park, Jun-Hyuk Choi, Byong-Jo Hyon, Yong-Su Noh
  • Publication number: 20200299556
    Abstract: The present invention relates to: a coacervate formed from a catechol-substituted anionic polymer; an adhesive comprising same; and a method for producing same. More specifically, the present invention relates to: a coacervate formed by mixing a catechol derivative of a mussel adhesive protein and a catechol-substituted anionic polymer; an adhesive comprising the coacervate; and a method for producing a coacervate, wherein the method comprises a step of obtaining a catechol-substituted anionic polymer through catechol substitution of an anionic polymer, and a step of mixing the catechol-substituted anionic polymer and a catechol derivative of a mussel adhesive protein.
    Type: Application
    Filed: July 10, 2018
    Publication date: September 24, 2020
    Inventors: Hyung Joon Cha, Hyo Jeong Kim, Bong-Hyuk Choi
  • Publication number: 20200293767
    Abstract: An image masking method is provided. The method includes: extracting an object from an image; obtaining characteristic information about the extracted object by analyzing the extracted object; determining whether the extracted object is a masking target according to an input setting value or the obtained characteristic information; and performing masking such that the obtained characteristic information is reflected on the extracted object, in response to determining that the extracted object is the masking target among a plurality of objects extracted from the input image, wherein the setting value is set by an input designating at least a partial region in the input image, and wherein in the determining whether the extracted object is the masking target, an object positioned in the at least a partial region is determined as the masking target among the extracted objects.
    Type: Application
    Filed: June 1, 2020
    Publication date: September 17, 2020
    Applicant: HANWHA TECHWIN CO., LTD.
    Inventors: Jin Hyuk CHOI, Song Taek JEONG, Jae Cheon SONG
  • Publication number: 20200292676
    Abstract: Provided is an apparatus for measuring a depth with a pseudo 4-tap pixel structure, the apparatus including a delta sigma circuit configured to calculate, through a delta sigma operation, a delta value of a first angle corresponding to a first row line of a pixel array for measuring a depth of an object and calculate, through a delta sigma operation, a delta value of a third angle corresponding to a second row line of the pixel array, a memory configured to store the calculated delta value of the first angle corresponding to the first row line, and an arithmetic logic unit (ALU) configured to compute depth information corresponding to the first row line by using the stored delta value of the first angle corresponding to the first row line and the calculated delta value of the third angle corresponding to the second row line.
    Type: Application
    Filed: March 6, 2020
    Publication date: September 17, 2020
    Applicant: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Jae Hyuk CHOI, Dong Uk KIM, Jung Hoon CHUN
  • Publication number: 20200278314
    Abstract: An apparatus for measuring a concentration of an analyte in a bio-sample using an electrochemical bio-sensor, includes a connector with a sample cell in which an oxidation/reduction enzyme and an electron transfer mediator are fixed and a working electrode and an counter electrode are provided; a digital-to-analog converter circuit configured to apply a constant DC voltage to start the oxidation/reduction reaction of the analyte, proceed with an electron transfer reaction, and apply a ?-step ladder-type perturbation potential for fluctuating a potential of the sample cell after applying the constant DC voltage; and a microcontroller configured to control the digital-to-analog converter circuit and directly obtain a concentration value of the analyte from a calibration equation using the ?-step ladder-type perturbation potential.
    Type: Application
    Filed: May 18, 2020
    Publication date: September 3, 2020
    Inventors: Geun Sig CHA, Hakhyun NAM, Seok-Won LEE, Sung Hyuk CHOI, Youngjea KANG, Myeongho LEE, Ho Dong PARK, Sung Pil CHO
  • Publication number: 20200266355
    Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same.
    Type: Application
    Filed: September 17, 2018
    Publication date: August 20, 2020
    Applicant: HEESUNG MATERIAL LTD.
    Inventors: Geon-Yu PARK, Young-Seok NO, Seung-Gyu YANG, Ju-Hyon CHA, Dong-Jun KIM, Dae-Hyuk CHOI, Joo-Dong LEE
  • Publication number: 20200243775
    Abstract: The present specification relates to a hetero-cyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same.
    Type: Application
    Filed: October 18, 2018
    Publication date: July 30, 2020
    Applicant: HEESUNG MATERIAL LTD.
    Inventors: Hyun-Ju LA, Yu-Jin HEO, Won-Jang JEONG, Jin-Seok CHOI, Dae-Hyuk CHOI, Joo-Dong LEE
  • Publication number: 20200241658
    Abstract: An apparatus and method for automatically controlling screens displayed on two display units installed in a mobile terminal are provided. The method includes receiving an input for request of operating a camera of the portable communication device; providing a video image that is obtained via the camera through a first display area disposed in a first surface of the portable communication device or a second display area disposed in a second surface being opposite to the first surface of the portable communication device, based on a camera mode, wherein the camera mode includes at least a first mode and a second mode; while providing the video image that is obtained via the camera through the first display area or the second display area, detecting a rotation of the portable communication device; and in response to detecting the rotation, switching a display area providing the video image between the first display area and the second display area.
    Type: Application
    Filed: April 10, 2020
    Publication date: July 30, 2020
    Inventors: Dong Sub KIM, Moon Hyuk CHOI, Seong Jun BAN
  • Publication number: 20200208877
    Abstract: The present invention relates to a boiler which determines a clogging degree of an exhaust flue through which combustion gas is discharged and adjusts gas supply amount to maintain its combustibility, and a combustion control method thereof, the method of the present invention including a) setting a target heat value for achieving a target temperature, b) applying a first database on the basis of the target heat value, c) measuring a rotational speed of an air blower and a pneumatic pressure of air introduced by rotation of the air blow, d) applying a second database on the basis of a rotational speed difference, a pneumatic pressure difference, and the target heat value to calculate an estimated flue clogging value according to the target heat value, and a) applying a third database according to the estimated flue clogging value to calculate an opening amount of a gas valve and control gas supply amount.
    Type: Application
    Filed: December 10, 2019
    Publication date: July 2, 2020
    Applicant: KYUNGDONG NAVIEN CO., LTD.
    Inventor: Hyuk CHOI
  • Patent number: 10693969
    Abstract: An apparatus and method for providing one or more protocols for one or more electronic devices are provided. The method includes establishing, by an electronic device configured to provide a framework interface by executing instructions stored in a memory, one or more physical channels with an external electronic device, using one or more communication modules, executing, by the electronic device, two or more application programs to interface with the framework interface, and communicating, via the framework interface, data from the two or more application programs through the one or more physical channels to the external electronic device, using at least one logical channel or session for a respective one of the two or more application programs.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: June 23, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ki-Soo Cho, Aravind Iyer, Mahesh Anjanappa, Ranjeet Kumar Patro, Prasad Tirumala Sree Hari Vara Vadlapudi, Suck-Ho Seo, In-Hyuk Choi, Il-Sung Hong, Abhijit C Pathak, Amit Prabhudesai, Ashok Subash, Ravindra Balkrishna Shet, Dong-Hyoun Son, Byeong-Ho Shim, Ji-Ryang Chung, Kangli Hao, Madhavan Vasudevan, Mahesh Malagouda Patil, M. S. S. K. Sharma, Ranjitsinh Udaysinh Wable, Shekhar Anantha Ambekar, Subba Reddy Venkata Kota, Raghavendra Vaddarahalli Ramegowda, Varunjith Therath Kainoth, Vishwanath Balekudige Gopalakrishna, Nam-Kun Kim, Young-Ju Kim, Jeong-Mi Kim, Chang-Sik Kim, Hyeong-Geun Kim, Shashanka Dasari, Gyu-Seok Shim, Won-Geun Shim, Anil Agiwal, Jin-Hyuk Lee, Sang-Hyun Han, In-Hyup Hwang, Ji-Young Hwang
  • Patent number: 10690619
    Abstract: A method for measuring a concentration of an analyte in a bio-sample using an electrochemical bio-sensor according to an exemplary embodiment of the present invention is characterized by a step of obtaining predetermined features from induced currents obtained by applying a DC voltage according to chronoamperometry in which, after a whole blood sample is injected to the electrochemical bio-sensor, a concentration of an analyte is obtained from an induced current obtained by applying a DC voltage for a certain time and from all induced currents obtained by further applying several step-ladder perturbation potentials for a short time subsequent to the DC voltage for the certain time, and is also characterized by minimization of a measurement error caused by a hindering material by forming a calibration equation by combining the at least one feature in a function and optimizing various conditions of the bio-sample through DeletedTextsmultivariable analysis.
    Type: Grant
    Filed: December 8, 2014
    Date of Patent: June 23, 2020
    Assignee: I-SENS, INC.
    Inventors: Geun Sig Cha, Hakhyun Nam, Seok-Won Lee, Sung Hyuk Choi, Youngjea Kang, Myeongho Lee, Ho Dong Park, Sung Pil Cho
  • Patent number: 10684800
    Abstract: Processing within a computing environment that supports pageable guests is facilitated. Processing is facilitated in many ways, including, but not limited to, associating guest and host state information with guest blocks of storage; maintaining the state information in control blocks in host memory; enabling the changing of states; and using the state information in management decisions. In one particular example, the guest state includes an indication of usefulness and importance of memory contents to the guest, and the host state reflects the ease of access to memory contents. The host and guest state information is used in managing memory of the host and/or guests.
    Type: Grant
    Filed: November 5, 2018
    Date of Patent: June 16, 2020
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Ingo Adlung, Jong Hyuk Choi, Hubertus Franke, Lisa C. Heller, William A. Holder, Ray Mansell, Damian L. Osisek, Randall W. Philley, Martin Schwidefsky, Gustav E. Sittmann, III
  • Publication number: 20200180607
    Abstract: An automated parking system of a vehicle autonomously moves to and parks in a vacant parking slot based on communication with an infrastructure facility for automated parking. In particular, the infrastructure facility transmits an autonomous valet parking start command to the vehicle and then transmits a target position and a guide route to the vehicle. The vehicle performs autonomous valet parking based on the target position and the guide route received from the infrastructure facility, and may apply an emergency brake when an area around the vehicle is determined as being unsafe during autonomous driving to the target position.
    Type: Application
    Filed: December 4, 2019
    Publication date: June 11, 2020
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Jin Hyuk CHOI, Sung Won YOON
  • Patent number: 10672993
    Abstract: The present application relates to a polycyclic compound including nitrogen and an organic light emitting device including the same.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: June 2, 2020
    Assignee: LT MATERIALS CO., LTD.
    Inventors: Young-Seok No, Kee-Yong Kim, Hyo-Kyun Ham, Jin-Seok Choi, Dae-Hyuk Choi, Sung-Jin Eum, Joo-Dong Lee
  • Patent number: 10671877
    Abstract: An image masking method is provided. The method includes: extracting an object from an image; obtaining characteristic information about the extracted object by analyzing the extracted object; determining whether the extracted object is a masking target according to an input setting value or the obtained characteristic information; and performing masking such that the obtained characteristic information is reflected on the extracted object, in response to determining that the extracted object is the masking target among a plurality of objects extracted from the input image, wherein the setting value is set by an input designating at least a partial region in the input image, and wherein in the determining whether the extracted object is the masking target, an object positioned in the at least a partial region is determined as the masking target among the extracted objects.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: June 2, 2020
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventors: Jin Hyuk Choi, Song Taek Jeong, Jae Cheon Song