Patents by Inventor Chul-Hyun Park

Chul-Hyun Park 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: 10334443
    Abstract: A method for configuring a profile of a subscriber authenticating module embedded and installed in a terminal device, and an apparatus using same, are disclosed. The subscriber authenticating module embedded and installed in the terminal device according to an exemplary embodiment includes one or more network access application related data sets and one or more profiles having unique identifiers. The present invention enables an eco-system provider such as a network service provider, a eUICC manufacturer, or a terminal manufacturer to develop an efficient and rapid eUICC and provide a eUICC service.
    Type: Grant
    Filed: July 10, 2017
    Date of Patent: June 25, 2019
    Assignee: KT Corporation
    Inventors: Myoung Hee Seo, Kwan Lae Kim, Chul Hyun Park, Jin Hyoung Lee, Hyung Jin Lee, Youn Pil Jeung
  • Publication number: 20190151465
    Abstract: The present invention relates to antibody-drug conjugates (ADCs) wherein a plurality of active agents are conjugated to an antibody through at least one branched linker. The branched linker may comprise a branching unit, and two active agents are coupled to the branching unit through a secondary linker and the branching unit is coupled to the antibody by a primary linker. The active agents may be the same or different. In certain such embodiments, two or more such branched linkers are conjugated to the antibody, e.g., 2-4 branched linkers, which may each be coupled to a different C-terminal cysteine of a heavy or light chain of the antibody. The branched linker may comprise one active agent coupled to the branching unit by a first branch and a second branch that comprises a polyethylene glycol moiety coupled to the branching unit. In certain such embodiments, two or more such branched linkers are conjugated to the antibody, e.g.
    Type: Application
    Filed: November 23, 2016
    Publication date: May 23, 2019
    Inventors: Yong Zu Kim, Yeong Soo Oh, Jeiwook Chae, Ho Young Song, Chul-Woong Chung, Yun Hee Park, Hyo Jung Choi, Kyung Eun Park, Hyoungrae Kim, Jinyeong Kim, Ji Young Min, Sung Min Kim, Byung Soo Lee, Dong Hyun Woo, Ji Eun Jung, Su In Lee
  • Publication number: 20190098000
    Abstract: Provided are a method and device for building a security-based environment that uses an eUICC. A method of building a trust relationship in an eUICC environment includes transmitting, by a trust requesting object, a trust relationship requesting message including identification information and signature information of the trust requesting object to a trust verifying object, delivering, by the trust verifying object, the trust relationship requesting message to a trust relationship relay object and receiving trust information of the trust requesting object corresponding to the trust relationship requesting message from the trust relationship relay object, and verifying, by the trust verifying object, the signature information of the trust requesting object using the trust information of the trust requesting object.
    Type: Application
    Filed: November 21, 2018
    Publication date: March 28, 2019
    Applicant: KT Corporation
    Inventors: Chul Hyun PARK, Kwan Lae KIM, Jin Hyoung LEE, Joo Young KIM
  • Patent number: 10187798
    Abstract: A terminal device having a subscriber identity device and a method for selecting a profile thereof, are disclosed. A mobile communication terminal device comprises: a subscriber identity module including a profile, a network authenticator which performs an authentication procedure for a communication network on the basis of a provisioning profile among profiles, and which receives authentication completion information from an operator server of the communication network; and a network access unit which accesses the communication network on the basis of the authentication completion information, and which receives a service from the operator server on the basis of an operational profile corresponding to an operator of the communication network among the profiles.
    Type: Grant
    Filed: August 30, 2017
    Date of Patent: January 22, 2019
    Assignee: KT Corporation
    Inventors: Hyung Jin Lee, Kwan Lae Kim, Chul Hyun Park, Myoung Hee Seo, Jin Hyoung Lee, Youn Pil Jeung
  • Patent number: 10143549
    Abstract: Disclosed is an artificial valved conduit that is a composite valved graft comprising double sewing cuffs, which can be easily used in aortic root replacement. The composite valved graft comprises a valve and a conduit part connected to the valve. The conduit part comprises a sewing cuff positioned on the outer circumference thereof. The sewing cuff comprises a first sewing cuff and a second sewing cuff positioned below the first sewing cuff. Accordingly, a double suture is easily performed, so that it is possible to prevent the loss of blood after a surgery and to reduce surgical time at the same time.
    Type: Grant
    Filed: October 10, 2014
    Date of Patent: December 4, 2018
    Assignees: GIL MEDICAL CENTER, GACHON UNIVERSITY OF INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventor: Chul Hyun Park
  • Patent number: 10111092
    Abstract: A terminal device having a subscriber identity device and a method for selecting a profile thereof, are disclosed. A mobile communication terminal device comprises: a subscriber identity module including a profile, a network authenticator which performs an authentication procedure for a communication network on the basis of a provisioning profile among profiles, and which receives authentication completion information from an operator server of the communication network; and a network access unit which accesses the communication network on the basis of the authentication completion information, and which receives a service from the operator server on the basis of an operational profile corresponding to an operator of the communication network among the profiles.
    Type: Grant
    Filed: November 5, 2013
    Date of Patent: October 23, 2018
    Assignee: KT Corporation
    Inventors: Hyung Jin Lee, Kwan Lae Kim, Chul Hyun Park, Myoung Hee Seo, Jin Hyoung Lee, Youn Pil Jeung
  • Patent number: 9992454
    Abstract: Provided is a method of monitoring a blind spot of stationary monitoring devices in a target monitoring area using at least one moving object. The method may include detecting at least one moving object located near to a blind spot of stationary monitoring devices in a target monitoring area upon generation of a predetermined initiation event, and monitoring the blind spot of the stationary monitoring devices using a monitoring device mounted on the detected at least one moving object.
    Type: Grant
    Filed: August 8, 2014
    Date of Patent: June 5, 2018
    Assignee: KT CORPORATION
    Inventors: Se-Zoo Park, Chul-Hyun Park
  • Patent number: 9942520
    Abstract: The disclosure is related to an interactive and targeted monitoring service. The interactive and targeted monitoring service may be provided in cooperation of a service server and a control system. The service server may perform: providing a target object recognition signal to the user equipment and the control signal in response to a service request message from the user equipment, requesting the control system to provide the interactive and target monitoring service on a target object recognized based on the target object recognition signal using the plurality of monitoring devices, performing, by the service server, a protection procedure in response to a protection request from at least one of the control system and the user equipment, and requesting, by the service server, the control system to terminate the interactive and targeted monitoring service in response to termination notification from the control system.
    Type: Grant
    Filed: December 23, 2014
    Date of Patent: April 10, 2018
    Assignee: KT CORPORATION
    Inventor: Chul-Hyun Park
  • Patent number: 9924357
    Abstract: A method for providing mobile communication provider information and a device for performing the same are disclosed. A terminal having an eUICC receives data, in which mobile communication provider information is capsulized and included, and stores the received data in the eUICC. Therefore, the mobile communication provider information can be transferred by applying the highest security scheme, and duplication of the eUICC due to the exposure of an authentication key by external hacking attacks can be prevented.
    Type: Grant
    Filed: May 23, 2013
    Date of Patent: March 20, 2018
    Assignee: KT Corporation
    Inventors: Hyung Jin Lee, Kwan Lae Kim, Joo Young Kim, Chul Hyun Park, Jin Hyoung Lee, Youn Pil Jeung
  • Publication number: 20180014190
    Abstract: A method for providing mobile communication provider information and a device for performing the same are disclosed. A terminal having an eUICC receives data, in which mobile communication provider information is capsulized and included, and stores the received data in the eUICC. Therefore, the mobile communication provider information can be transferred by applying the highest security scheme, and duplication of the eUICC due to the exposure of an authentication key by external hacking attacks can be prevented.
    Type: Application
    Filed: September 6, 2017
    Publication date: January 11, 2018
    Applicant: KT Corporation
    Inventors: Hyung Jin LEE, Kwan Lae KIM, Joo Young KIM, Chul Hyun PARK, Jin Hyoung LEE, Youn Pil JEUNG
  • Publication number: 20180013759
    Abstract: A method of managing a file of a subscriber authenticating module embedded in a terminal device and a module for authenticating a subscriber by using the method. The method of managing the file includes configuring a file structure for one or more profiles and managing one or more files included in the file structure in response to a request. Thus, the method is efficient for a multiple-profile environment.
    Type: Application
    Filed: September 6, 2017
    Publication date: January 11, 2018
    Applicant: KT Corporation
    Inventors: Myoung Hee SEO, Jin Hyoung LEE, Kwan Lae KIM, Chul Hyun PARK, Hyung Jin LEE
  • Publication number: 20170366972
    Abstract: A terminal device having a subscriber identity device and a method for selecting a profile thereof, are disclosed. A mobile communication terminal device comprises: a subscriber identity module including a profile, a network authenticator which performs an authentication procedure for a communication network on the basis of a provisioning profile among profiles, and which receives authentication completion information from an operator server of the communication network; and a network access unit which accesses the communication network on the basis of the authentication completion information, and which receives a service from the operator server on the basis of an operational profile corresponding to an operator of the communication network among the profiles.
    Type: Application
    Filed: August 30, 2017
    Publication date: December 21, 2017
    Applicant: KT Corporation
    Inventors: Hyung Jin LEE, Kwan Lae KIM, Chul Hyun PARK, Myoung Hee SEO, Jin Hyoung LEE, Youn Pil JEUNG
  • Publication number: 20170318465
    Abstract: A method for configuring a profile of a subscriber authenticating module embedded and installed in a terminal device, and an apparatus using same, are disclosed. The subscriber authenticating module embedded and installed in the terminal device according to an exemplary embodiment includes one or more network access application related data sets and one or more profiles having unique identifiers. The present invention enables an eco-system provider such as a network service provider, a eUICC manufacturer, or a terminal manufacturer to develop an efficient and rapid eUICC and provide a eUICC service.
    Type: Application
    Filed: July 10, 2017
    Publication date: November 2, 2017
    Applicant: KT Corporation
    Inventors: Myoung Hee SEO, Kwan Lae KIM, Chul Hyun PARK, Jin Hyoung LEE, Hyung Jin LEE, Youn Pil JEUNG
  • Patent number: 9733588
    Abstract: An exposure device capable of precisely focusing light on a scanned surface to accomplish a good image quality is provided. The exposure device includes a substrate on which a plurality of light sources are arranged along a main-scanning direction, a lens array including a plurality of lenses configured to focus light emitted by the plurality of light sources on a scanned surface, and a housing configured to support the substrate and the lens array such that a certain spacing is maintained between the plurality of light sources and the plurality of lenses. At least a portion of the substrate is spaced apart from the housing along a sub-scanning direction.
    Type: Grant
    Filed: May 16, 2016
    Date of Patent: August 15, 2017
    Assignee: S-PRINTING SOLUTION CO., LTD.
    Inventors: In-sung Lee, Chul-hyun Park
  • Patent number: 9730060
    Abstract: A system for transferring a profile that is stored at an authentication module includes: a first terminal that includes a first authentication module and that operates based on a user profile that is stored at the first authentication module; a second terminal that includes a second authentication module and that requests the user profile by transmitting a first message including user identification information; and a management server that receives the first terminal and that acquires a profile that is stored at the first terminal based on user identification information and that transmits the acquired profile to the second terminal, wherein the first terminal exports the stored profile, and the second terminal installs a profile, having received from the management server at the second authentication module.
    Type: Grant
    Filed: June 14, 2013
    Date of Patent: August 8, 2017
    Assignee: KT Corporation
    Inventors: Kwanlae Kim, Chul-Hyun Park, Jin-Hyoung Lee, Hyung-Jin Lee
  • Publication number: 20170208452
    Abstract: A method and apparatus for backing up a profile of in a repository are disclosed. The method of backing up a profile is a method of backing up a profile in a subscriber management server, and includes receiving a backup request for a profile stored in an authentication module from the authentication module, providing information for at least one repository to the authentication module, the information being generated by confirming a state of the at least one repository to back up the profile according to the backup request, and storing the profile in a repository selected by the authentication module based on the information for at least one repository. Therefore, the user can directly select a reliable repository and back up the profile of the authentication module.
    Type: Application
    Filed: March 30, 2017
    Publication date: July 20, 2017
    Applicant: KT Corporation
    Inventors: Kwan Lae KIM, Chul Hyun PARK, Jin Hyoung LEE, Hyung Jin LEE
  • Patent number: 9706407
    Abstract: A method for configuring a profile of a subscriber authenticating module embedded and installed in a terminal device, and an apparatus using same, are disclosed. The subscriber authenticating module embedded and installed in the terminal device according to an exemplary embodiment includes one or more network access application related data sets and one or more profiles having unique identifiers. The present invention enables an eco-system provider such as a network service provider, a eUICC manufacturer, or a terminal manufacturer to develop an efficient and rapid eUICC and provide a eUICC service.
    Type: Grant
    Filed: November 6, 2013
    Date of Patent: July 11, 2017
    Assignee: KT Corporation
    Inventors: Myoung Hee Seo, Kwan Lae Kim, Chul Hyun Park, Jin Hyoung Lee, Hyung Jin Lee, Youn Pil Jeung
  • Patent number: 9678994
    Abstract: A method and apparatus for backing up a profile of in a repository are disclosed. The method of backing up a profile is a method of backing up a profile in a subscriber management server, and includes receiving a backup request for a profile stored in an authentication module from the authentication module, providing information for at least one repository to the authentication module, the information being generated by confirming a state of the at least one repository to back up the profile according to the backup request, and storing the profile in a repository selected by the authentication module based on the information for at least one repository. Therefore, the user can directly select a reliable repository and back up the profile of the authentication module.
    Type: Grant
    Filed: June 14, 2013
    Date of Patent: June 13, 2017
    Assignee: KT Corporation
    Inventors: Kwan Lae Kim, Chul Hyun Park, Jin Hyoung Lee, Hyung Jin Lee
  • Patent number: 9674181
    Abstract: The disclosure is related to a surveillance camera renting service. A service server may provide the surveillance camera renting service through receiving an image having an authentication pattern, captured by and transmitted from a surveillance camera and transmitting a video stream, produced by and transmitted from the surveillance camera, to user equipment authenticated based on the authentication pattern included in the received image.
    Type: Grant
    Filed: August 7, 2014
    Date of Patent: June 6, 2017
    Assignee: KT CORPORATION
    Inventor: Chul-Hyun Park
  • Publication number: 20170135812
    Abstract: Disclosed is an artificial valved conduit that is a composite valved graft comprising double sewing cuffs, which can be easily used in aortic root replacement. The composite valved graft comprises a valve and a conduit part connected to the valve. The conduit part comprises a sewing cuff positioned on the outer circumference thereof. The sewing cuff comprises a first sewing cuff and a second sewing cuff positioned below the first sewing cuff. Accordingly, a double suture is easily performed, so that it is possible to prevent the loss of blood after a surgery and to reduce surgical time at the same time.
    Type: Application
    Filed: October 10, 2014
    Publication date: May 18, 2017
    Inventor: Chul Hyun Park