Patents by Inventor Chae-Gwon Lim

Chae-Gwon 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).

  • Patent number: 11463925
    Abstract: An apparatus and method for providing handover support information in a mobile communication system are provided. A method for an Base Station (BS) to provide information necessary for measurement report trigger performance to a Mobile Station (MS) after the MS determines neighboring BSs in a mobile communication system includes, in a case where the MS is an active mode MS, providing a Time To Trigger (TTT) independently by a specific neighboring BS to the active mode MS and, in a case where the MS is an idle mode MS, providing a reselection time period (Treselection) independently by the specific neighboring BS to the idle mode MS.
    Type: Grant
    Filed: February 18, 2021
    Date of Patent: October 4, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chan-Ho Min, Jung-Soo Jung, Dong-Wook Kim, Kyeong-In Jeong, Jong-Hyung Kwun, Chae-Gwon Lim, Young-Hyun Jeon
  • Patent number: 11457349
    Abstract: A method and an apparatus are provided in a wireless communication system. The method includes generating mobility history information upon entering an evolved universal mobile telecommunications system (UMTS) radio access network (E-UTRAN) from another radio access technology (RAT), the mobility history information including information on a time duration for which the terminal stayed outside of the E-UTRAN; receiving, from a base station, a request for the mobility history information; and transmitting the mobility history information to the base station, in response to the request.
    Type: Grant
    Filed: June 22, 2020
    Date of Patent: September 27, 2022
    Inventors: Chae Gwon Lim, Kyeong In Jeong, Sung Ho Choi, Beom Sik Bae
  • Patent number: 11272475
    Abstract: The present invention relates to a wireless communication system and method for establishing connection between a User Equipment (UE) and a Mobility Management Entity (MME) in the wireless communication system in which the data-centric terminal requests the mobility management entity for attachment and checks, when the mobility management entity responds, data-centric features supported by the mobility management entity. According to the present invention, it is possible to connect the data-centric terminal to the mobility management entity supporting the data-centric features of the corresponding data-centric terminal efficiently in the wireless communication system.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: March 8, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Song Yean Cho, Han Na Lim, Chae Gwon Lim, Sung Ho Choi, Beom Sik Bae
  • Publication number: 20210176683
    Abstract: An apparatus and method for providing handover support information in a mobile communication system are provided. A method for an Base Station (BS) to provide information necessary for measurement report trigger performance to a Mobile Station (MS) after the MS determines neighboring BSs in a mobile communication system includes, in a case where the MS is an active mode MS, providing a Time To Trigger (TTT) independently by a specific neighboring BS to the active mode MS and, in a case where the MS is an idle mode MS, providing a reselection time period (Treselection) independently by the specific neighboring BS to the idle mode MS.
    Type: Application
    Filed: February 18, 2021
    Publication date: June 10, 2021
    Inventors: Chan-Ho MIN, Jung-Soo JUNG, Dong-Wook KIM, Kyeong-In JEONG, Jong-Hyung KWUN, Chae-Gwon LIM, Young-Hyun JEON
  • Patent number: 10966129
    Abstract: An apparatus and method for providing handover support information in a mobile communication system are provided. A method for an Base Station (BS) to provide information necessary for measurement report trigger performance to a Mobile Station (MS) after the MS determines neighboring BSs in a mobile communication system includes, in a case where the MS is an active mode MS, providing a Time To Trigger (TTT) independently by a specific neighboring BS to the active mode MS and, in a case where the MS is an idle mode MS, providing a reselection time period (Treselection) independently by the specific neighboring BS to the idle mode MS.
    Type: Grant
    Filed: February 11, 2020
    Date of Patent: March 30, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chan-Ho Min, Jung-Soo Jung, Dong-Wook Kim, Kyeong-In Jeong, Jong-Hyung Kwun, Chae-Gwon Lim, Young-Hyun Jeon
  • Patent number: 10893556
    Abstract: A method and apparatus for providing a local IP access service to a User Equipment (UE) attached to a femtocell including a Packet Data Network (PDN) gateway function in a wireless communication system. A method includes receiving a service request from a User Equipment (UE), transmitting an initial UE message including information on a local gateway to a Mobility Management Entity (MME), storing bearer information carried in an initial context setup request transmitted by the MME, receiving a Packet Data Network (PDN) connectivity request from the UE, forwarding the PDN connectivity request to the MME, receiving a create session request from the MME, and establishing a radio bearer with the local gateway, the local gateway being co-located with the femtocell.
    Type: Grant
    Filed: April 29, 2010
    Date of Patent: January 12, 2021
    Inventors: Song Yeon Cho, Chae Gwon Lim, Sung Oh Choi, Beom Sik Bae
  • Publication number: 20200322784
    Abstract: A method and an apparatus are provided in a wireless communication system. The method includes generating mobility history information upon entering an evolved universal mobile telecommunications system (UMTS) radio access network (E-UTRAN) from another radio access technology (RAT), the mobility history information including information on a time duration for which the terminal stayed outside of the E-UTRAN; receiving, from a base station, a request for the mobility history information; and transmitting the mobility history information to the base station, in response to the request.
    Type: Application
    Filed: June 22, 2020
    Publication date: October 8, 2020
    Inventors: Chae Gwon LIM, Kyeong In JEONG, Sung Ho CHOI, Beom Sik BAE
  • Publication number: 20200245216
    Abstract: An apparatus and method for providing handover support information in a mobile communication system are provided. A method for an Base Station (BS) to provide information necessary for measurement report trigger performance to a Mobile Station (MS) after the MS determines neighboring BSs in a mobile communication system includes, in a case where the MS is an active mode MS, providing a Time To Trigger (TTT) independently by a specific neighboring BS to the active mode MS and, in a case where the MS is an idle mode MS, providing a reselection time period (Treselection) independently by the specific neighboring BS to the idle mode MS.
    Type: Application
    Filed: February 11, 2020
    Publication date: July 30, 2020
    Inventors: Chan-Ho MIN, Jung-Soo JUNG, Dong-Wook KIM, Kyeong-In JEONG, Jong-Hyung KWUN, Chae-Gwon LIM, Young-Hyun JEON
  • Patent number: 10694371
    Abstract: A method and an apparatus are provided in a wireless communication system. Mobility history information is generated including information on a time duration corresponding to out-of-service. It is identified whether the terminal is in a radio resource control (RRC) connected mode. The mobility history information is transmitted to a base station if the terminal is in the RRC connected mode.
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: June 23, 2020
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Chae Gwon Lim, Kyeong In Jeong, Sung Ho Choi, Beom Sik Bae
  • Publication number: 20200137711
    Abstract: The present invention relates to a wireless communication system and method for establishing connection between a User Equipment (UE) and a Mobility Management Entity (MME) in the wireless communication system in which the data-centric terminal requests the mobility management entity for attachment and checks, when the mobility management entity responds, data-centric features supported by the mobility management entity. According to the present invention, it is possible to connect the data-centric terminal to the mobility management entity supporting the data-centric features of the corresponding data-centric terminal efficiently in the wireless communication system.
    Type: Application
    Filed: December 23, 2019
    Publication date: April 30, 2020
    Inventors: Song Yean CHO, Han Na LIM, Chae Gwon LIM, Sung Ho CHOI, Beom Sik BAE
  • Patent number: 10602420
    Abstract: An apparatus and method for providing handover support information in a mobile communication system are provided. A method for an Base Station (BS) to provide information necessary for measurement report trigger performance to a Mobile Station (MS) after the MS determines neighboring BSs in a mobile communication system includes, in a case where the MS is an active mode MS, providing a Time To Trigger (TTT) independently by a specific neighboring BS to the active mode MS and, in a case where the MS is an idle mode MS, providing a reselection time period (Treselection) independently by the specific neighboring BS to the idle mode MS.
    Type: Grant
    Filed: January 27, 2016
    Date of Patent: March 24, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chan-Ho Min, Jung-Soo Jung, Dong-Wook Kim, Kyeong-In Jeong, Jong-Hyung Kwun, Chae-Gwon Lim, Young-Hyun Jeon
  • Patent number: 10517059
    Abstract: The present invention relates to a wireless communication system and method for establishing connection between a User Equipment (UE) and a Mobility Management Entity (MME) in the wireless communication system in which the data-centric terminal requests the mobility management entity for attachment and checks, when the mobility management entity responds, data-centric features supported by the mobility management entity. According to the present invention, it is possible to connect the data-centric terminal to the mobility management entity supporting the data-centric features of the corresponding data-centric terminal efficiently in the wireless communication system.
    Type: Grant
    Filed: October 8, 2015
    Date of Patent: December 24, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Song Yean Cho, Han Na Lim, Chae Gwon Lim, Sung Ho Choi, Beom Sik Bae
  • Patent number: 10499303
    Abstract: An apparatus and method for providing handover support information in a mobile communication system are provided. A method for an Base Station (BS) to provide information necessary for measurement report trigger performance to a Mobile Station (MS) after the MS determines neighboring BSs in a mobile communication system includes, in a case where the MS is an active mode MS, providing a Time To Trigger (TTT) independently by a specific neighboring BS to the active mode MS and, in a case where the MS is an idle mode MS, providing a reselection time period (Treselection) independently by the specific neighboring BS to the idle mode MS.
    Type: Grant
    Filed: January 27, 2016
    Date of Patent: December 3, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chan-Ho Min, Jung-Soo Jung, Dong-Wook Kim, Kyeong-In Jeong, Jong-Hyung Kwun, Chae-Gwon Lim, Young-Hyun Jeon
  • Patent number: 10237244
    Abstract: The present invention relates to a system configuration and an apparatus for preventing the infringement of user privacy, and for collecting and analyzing information regardless of the service feature and type, while a system providing a context aware service collects and analyzes user information. The present invention discloses a method of configuring and using a context analyzer and a device profile database in order for the system providing the context aware service to collect and analyze information regardless of the service feature and type.
    Type: Grant
    Filed: April 16, 2018
    Date of Patent: March 19, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang Soo Jeong, Jung Je Son, Beom Sik Bae, Song Yean Cho, Chae Gwon Lim, Guttman Erik
  • Patent number: 10159099
    Abstract: The present invention relates to a wireless communication system and a connection method between user equipment and a mobility management entity and comprises: selecting a mobility management entity and requesting identification information for user equipment by a base station when the user equipment is connected; determining whether to assign identification information by the mobility management entity; and if the identification information is not assigned, selecting another mobility management entity by the mobility management entity, assigning identification information to the user equipment by the other mobility management entity, and performing a connection with the other mobility management entity by the user equipment. According to the present invention, user equipment can be efficiently connected with a mobility management entity in a wireless communication system.
    Type: Grant
    Filed: July 20, 2015
    Date of Patent: December 18, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chae Gwon Lim, Song Yean Cho, Beom Sik Bae, Han Na Lim
  • Publication number: 20180234392
    Abstract: The present invention relates to a system configuration and an apparatus for preventing the infringement of user privacy, and for collecting and analyzing information regardless of the service feature and type, while a system providing a context aware service collects and analyzes user information. The present invention discloses a method of configuring and using a context analyzer and a device profile database in order for the system providing the context aware service to collect and analyze information regardless of the service feature and type.
    Type: Application
    Filed: April 16, 2018
    Publication date: August 16, 2018
    Inventors: Sang Soo JEONG, Jung Je SON, Beom Sik BAE, Song Yean CHO, Chae Gwon LIM, Guttman ERIK
  • Patent number: 9980202
    Abstract: An access admission control method and system for and SAE/LTE system is provided for determining whether to accept or reject an access of a User Equipment (UE) to a Home evolved Node B (HeNB) based on the subscriber information of the UE. In an access admission control method according to the present invention, a HeNB or HeNB Gateway (HGW) transmits, when an access request message is received from a UE, the access request message to a Mobility Management Entity (MME) together with a CSG ID of the HeNB, and the MME determines, whether to accept or reject the access of the UE to the HeNB based on whether the CSG ID is contained in a white list associated with the UE.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: May 22, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chae Gwon Lim, Han Na Lim, Sung Ho Choi, Tae Sun Yeoum, Eun Hui Bae
  • Patent number: 9948613
    Abstract: The present invention relates to a system configuration and an apparatus for preventing the infringement of user privacy, and for collecting and analyzing information regardless of the service feature and type, while a system providing a context aware service collects and analyzes user information. The present invention discloses a method of configuring and using a context analyzer and a device profile database in order for the system providing the context aware service to collect and analyze information regardless of the service feature and type.
    Type: Grant
    Filed: March 15, 2017
    Date of Patent: April 17, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang Soo Jeong, Jung Je Son, Beom Sik Bae, Song Yean Cho, Chae Gwon Lim, Guttman Erik
  • Patent number: RE47736
    Abstract: A method and an apparatus for supporting a discontinuous reception (DRX) operation in a Node B in a mobile communication system are provided. The method includes defining a second System Frame Number (SFN) where one cycle of a first SFN corresponds to one bit, transmitting information on the second SFN to a User Equipment (UE), determining a second SFN which is used to transmit a paging signal to the UE, determining a first SFN which is used to transmit the paging signal in the determined second SFN, and transmitting the paging signal to the UE at the determined first SFN.
    Type: Grant
    Filed: June 9, 2016
    Date of Patent: November 19, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang-Bum Kim, Sung-Ho Choi, Soeng-Hun Kim, Kyeong-In Jeong, Jung-Soo Jung, Chae-Gwon Lim
  • Patent number: RE49879
    Abstract: A method and an apparatus for supporting a discontinuous reception (DRX) operation in a Node B in a mobile communication system are provided. The method includes defining a second System Frame Number (SFN) where one cycle of a first SFN corresponds to one bit, transmitting information on the second SFN to a User Equipment (UE), determining a second SFN which is used to transmit a paging signal to the UE, determining a first SFN which is used to transmit the paging signal in the determined second SFN, and transmitting the paging signal to the UE at the determined first SFN.
    Type: Grant
    Filed: November 7, 2019
    Date of Patent: March 19, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sang-Bum Kim, Sung-Ho Choi, Soeng-Hun Kim, Kyeong-In Jeong, Jung-Soo Jung, Chae-Gwon Lim