Patents by Inventor Won-jun Hwang

Won-jun Hwang 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: 20240028954
    Abstract: Provided is an electronic apparatus for lightweight of a three dimensional (3D) object detection model based on knowledge distillation, the electronic device including: a backbone network module configured to perform knowledge distillation such that a first feature map of a teacher network and a second feature map of a student network extracted through input point cloud data are made identical to as each other; and a self-attention module configured to acquire a plurality of pieces of detection information from a plurality of detection heads for 3D object detection, respectively, using the first feature map and the second feature map, and perform knowledge distillation using a relation-aware self-attention calculated based on the acquired plurality of pieces of detection information.
    Type: Application
    Filed: November 29, 2022
    Publication date: January 25, 2024
    Inventors: Hyeon Cho, Won Jun Hwang, Geon Woo Baek
  • Publication number: 20230360775
    Abstract: The present disclosure relates to an integrated medical management system having at least: a medical data management device, a virtual folder management device, and a control device. The medical data management device receives, stores, and transmits medical data. The virtual folder management device creates a virtual folder in the virtual folder management device, and stores address information corresponding to a particular part of the medical data, in the virtual folder. The control device sets at least one condition for storing the medical data in the virtual folder, and controls the medical data management device and the virtual folder management device to selectively store the address information that meets the at least one condition, in the virtual folder. The virtual folder management device transmits, in response to an accessing request from the user device, the particular part of the stored medical data, corresponding to the address information, to the user device.
    Type: Application
    Filed: May 4, 2023
    Publication date: November 9, 2023
    Applicant: IRM INC.
    Inventors: Seung Wook CHOI, Young Ryool KWON, Won Jun HWANG
  • Publication number: 20230202447
    Abstract: A method of removing foreign objects from a brake device includes determining whether starting power is turned off in a state in which leakage of a hydraulic circuit is confirmed; and operating, while the starting power is turned off, a main master cylinder using standby power, and performing a foreign object removal mode in which hydraulic pressure is applied to a plurality of hydraulic regulating valves in the hydraulic circuit and released.
    Type: Application
    Filed: May 23, 2022
    Publication date: June 29, 2023
    Inventors: Sang Won Lee, Won Jun Hwang
  • Patent number: 11620774
    Abstract: A generative adversarial network (GAN)-based system for generating a color image from an edge image includes: a first GAN training a model for converting the edge image into an intermediate image; and a second GAN training a model for converting the intermediate image into the color image, wherein an entropy of the intermediate image corresponds to a value between an entropy of the edge image and an entropy of the color image.
    Type: Grant
    Filed: May 19, 2020
    Date of Patent: April 4, 2023
    Assignee: AJOU UNIVERSITY INDUSTRY—ACADEMIC COOPERATION FOUNDATION
    Inventors: Won Jun Hwang, Dong Yi Kim, Joon Pyo Hong, Hyung Ho Kim
  • Publication number: 20220398865
    Abstract: Provided are a device and method for human parsing. The method includes receiving at least one piece of image data and ground truth values for human parsing, generating a height distribution map and a width distribution map for the image data, acquiring attention maps and scaled feature maps for each of a height and a width of the image data using the distribution maps, calculating a distribution loss rate by concatenating the scaled feature maps, acquiring an improved feature map on the basis of the calculated distribution loss rate, and performing human parsing on an object included in the image data using the improved feature map.
    Type: Application
    Filed: June 13, 2022
    Publication date: December 15, 2022
    Applicant: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Won Jun HWANG, Kun Liang LIU
  • Publication number: 20220383047
    Abstract: The present invention relates to a method and apparatus for unsupervised domain adaptation, including the steps of generating a first augmented domain associated with a source domain, generating a second augmented domain associated with a target domain, and performing unsupervised domain adaptation by using the first augmented domain and the second augmented domain as a bridge for connecting the source domain and the target domain, and it is possible to apply to other exemplary embodiments.
    Type: Application
    Filed: December 28, 2021
    Publication date: December 1, 2022
    Applicant: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Won Jun HWANG, Jae Min NA
  • Patent number: 11345321
    Abstract: A parking lever switch may include a spring supporter; a switch input and output terminal, which can contact the spring supporter; an elastic spring supporting the spring supporter; a cable rod connected with the spring supporter; and a cable guide that guides the cable rod. The switch is energized when the force applied to the spring supporter connected with the cable rod is equal to or greater than the value obtained by multiplying a spring constant k of the elastic spring by a displacement.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: May 31, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventor: Won-Jun Hwang
  • Patent number: 11301717
    Abstract: A method of measuring an interaction force includes: generating feature maps corresponding to a plurality of sequential images; generating pooling maps respectively corresponding to feature map groups including a predetermined number of feature maps among the feature maps; generating attention maps corresponding to the pooling maps; and sequentially receiving feature maps modified based on the attention maps and outputting interaction force information.
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: April 12, 2022
    Assignees: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION, Dongguk University Industry-Academic Cooperation Foundation
    Inventors: Won Jun Hwang, Ho Chul Sin, Dong Yi Kim, Soo Chul Lim, Dae Kwan Ko
  • Publication number: 20210192343
    Abstract: Provided is a method of training a generative adversarial network (GAN) for converting between heterogeneous domains, the method including training a first GAN and a second GAN with at least one unpaired training data set comprised of a training image of a first domain and a training image of a second domain; using the trained first GAN to convert a first image of the first domain to an image of the second domain; using the trained second GAN to reconvert the converted image of the second domain to a second image of the first domain; and performing segmentation on at least one of the first image of the first domain, the converted image of the second domain, or the reconverted second image of the first domain.
    Type: Application
    Filed: October 28, 2020
    Publication date: June 24, 2021
    Applicants: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION, INCHEON NATIONAL UNIVERSITY RESEARCH & BUSINESS FOUNDATION
    Inventors: Won Jun HWANG, Hyung Ho KIM, Hyeon CHO, Ouk CHOI
  • Publication number: 20200380297
    Abstract: A method of measuring an interaction force includes: generating feature maps corresponding to a plurality of sequential images; generating pooling maps respectively corresponding to feature map groups including a predetermined number of feature maps among the feature maps; generating attention maps corresponding to the pooling maps; and sequentially receiving feature maps modified based on the attention maps and outputting interaction force information.
    Type: Application
    Filed: December 17, 2019
    Publication date: December 3, 2020
    Applicants: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION, Dongguk University Industry-Academic Cooperation Foundation
    Inventors: Won Jun HWANG, Ho Chul SIN, Dong Yi KIM, Soo Chul LIM, Dae Kwan KO
  • Publication number: 20200372694
    Abstract: A generative adversarial network (GAN)-based system for generating a color image from an edge image includes: a first GAN training a model for converting the edge image into an intermediate image; and a second GAN training a model for converting the intermediate image into the color image, wherein an entropy of the intermediate image corresponds to a value between an entropy of the edge image and an entropy of the color image.
    Type: Application
    Filed: May 19, 2020
    Publication date: November 26, 2020
    Applicant: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Won Jun HWANG, Dong Yi Kim, Joon Pyo Hong, Hyung Ho Kim
  • Publication number: 20200156600
    Abstract: A parking lever switch may include a spring supporter; a switch input and output terminal, which can contact the spring supporter; an elastic spring supporting the spring supporter; a cable rod connected with the spring supporter; and a cable guide that guides the cable rod. The switch is energized when the force applied to the spring supporter connected with the cable rod is equal to or greater than the value obtained by multiplying a spring constant k of the elastic spring by a displacement.
    Type: Application
    Filed: October 16, 2019
    Publication date: May 21, 2020
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventor: Won-Jun Hwang
  • Patent number: 10531258
    Abstract: The present invention relates not only to a fourth-generation (4G) communication system, such as long-term evolution (LTE), but also to a fifth-generation (5G) or pre-5G communication system to be provided to support a higher data transfer rate. The present invention provides a method for a first device in a communication system supporting a device-to-device (D2D) scheme, the method comprising the steps of: when existence of a second D2D device, of which the location information needs to be detected, has been detected, transmitting a discovery request message which requests activation of at least one of an urgent discovery operation and a location measurement operation; receiving a discovery response message to the discovery request message from at least one device including the second device; and transmitting, to the second device, information related to execution of the location measurement operation.
    Type: Grant
    Filed: February 14, 2017
    Date of Patent: January 7, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Seok Ryu, Anil Agiwal, Jeong-Ho Park, Won-Jun Hwang, Kyung-Kyu Kim
  • Patent number: 10492668
    Abstract: Disclosed herein are an endoscope system and a control method thereof. The control method includes acquiring plural omnidirectional images of the surroundings of an endoscope using a stereo omnidirectional camera mounted on the endoscope, calculating distances between the endoscope and an object around the endoscope using the acquired plural omnidirectional images, and executing an operation to avoid collision between the endoscope and the object around the endoscope based on the calculated distances, thus facilitating safe operation of the endoscope.
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: December 3, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Suk June Yoon, No San Kwak, Kyung Shik Roh, Sung Hwan Ahn, Won Jun Hwang
  • Patent number: 10448812
    Abstract: Surgical trocars, and image acquisition method using the same, include a body having a passage configured to receive at least one surgical instrument, and at least one camera movably coupled to an outer wall of the body.
    Type: Grant
    Filed: January 13, 2014
    Date of Patent: October 22, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Suk June Yoon, Kyung Shik Roh, Soon Yong Park, Sung Hwan Ahn, Ji Hyo Lee, Won Jun Hwang, Hyo Seok Hwang
  • Publication number: 20190289430
    Abstract: Disclosed are a method, communication scheme and a system thereof for converging an IoT technology and a 5G communication system for supporting a high data transmission rate beyond that of a 4G system. The method, communication scheme and a system can be applied to intelligent services (for example, services related to a smart home, smart building, smart city, smart car, connected car, health care, digital education, retail business, security, and safety) based on the 5G communication technology and the IoT-related technology. A method for allocating resources for D2D communication by a User Equipment (UE) includes: identifying a movement direction of the UE; selecting a resource pool mapped to the identified movement direction among resource pools allocated according to the movement direction; and performing D2D communication using the selected resource pool.
    Type: Application
    Filed: May 31, 2019
    Publication date: September 19, 2019
    Inventors: Won-Jun HWANG, Hyun-Seok RYU
  • Publication number: 20190246253
    Abstract: The present invention relates not only to a fourth-generation (4G) communication system, such as long-term evolution (LTE), but also to a fifth-generation (5G) or pre-5G communication system to be provided to support a higher data transfer rate. The present invention provides a method for a first device in a communication system supporting a device-to-device (D2D) scheme, the method comprising the steps of: when existence of a second D2D device, of which the location information needs to be detected, has been detected, transmitting a discovery request message which requests activation of at least one of an urgent discovery operation and a location measurement operation; receiving a discovery response message to the discovery request message from at least one device including the second device; and transmitting, to the second device, information related to execution of the location measurement operation.
    Type: Application
    Filed: February 14, 2017
    Publication date: August 8, 2019
    Inventors: Hyun-Seok RYU, Anil AGIWAL, Jeong-Ho PARK, Won-Jun HWANG, Kyung-Kyu KIM
  • Patent number: 10368200
    Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). In particular, the present invention relates to an apparatus and method for position measurement in a wireless communication system. An operating method of a terminal in the wireless communication system includes transmitting a signal for requesting for positioning, and receiving positioning signals for the positioning of the terminal from a plurality of other terminals.
    Type: Grant
    Filed: April 8, 2016
    Date of Patent: July 30, 2019
    Assignees: Samsung Electronics Co., Ltd., Research & Business Foundation Sungkyunkwan University
    Inventors: Hyunseok Ryu, Hyung-Jin Choi, Kyung-Hoon Lee, Won-Jun Hwang, Seung-Hoon Park, Peng Xue
  • Patent number: 10313839
    Abstract: Disclosed are a method, communication scheme and a system thereof for converging an IoT technology and a 5G communication system for supporting a high data transmission rate beyond that of a 4G system. The method, communication scheme and a system can be applied to intelligent services (for example, services related to a smart home, smart building, smart city, smart car, connected car, health care, digital education, retail business, security, and safety) based on the 5G communication technology and the IoT-related technology. A method for allocating resources for D2D communication by a User Equipment (UE) includes: identifying a movement direction of the UE; selecting a resource pool mapped to the identified movement direction among resource pools allocated according to the movement direction; and performing D2D communication using the selected resource pool.
    Type: Grant
    Filed: September 20, 2016
    Date of Patent: June 4, 2019
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Won-Jun Hwang, Hyun-Seok Ryu
  • Patent number: 9997269
    Abstract: A radiographic apparatus may comprise: a radiation irradiating module configured to irradiate radiation to an object; and/or a processing module configured to automatically set a part of a region to which the radiation irradiating module is able to irradiate the radiation, to a region of interest, and further configured to determine at least one of a radiation irradiation position and a radiation irradiation zone of the radiation irradiating module based on the region of interest.
    Type: Grant
    Filed: November 5, 2014
    Date of Patent: June 12, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Kyung Shik Roh, Seung Yong Hyung, Ji Yeun Kim, Jong Won Lee, Ju Suk Lee, Won Jun Hwang, Hyo Seok Hwang