Patents by Inventor Soeng-Hun Kim

Soeng-Hun Kim 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: 20210168899
    Abstract: A method and apparatus are provided for controlling an active state in a mobile communication system. The method includes receiving, from a base station, information related to a starting position of an active state and information related to a length of a first timer; deriving the starting position of the active state based on the information related to the starting position; starting the first timer set to the length of the first timer and entering the active state at the derived starting position; terminating the active state if control data indicating a transmission of user data is not received until the first timer expires; extending a period of the active state if the control data is received before the first timer expires; and terminating the active state based on a control signal indicating a termination of the active state.
    Type: Application
    Filed: February 11, 2021
    Publication date: June 3, 2021
    Inventors: Soeng-Hun KIM, No-Jun Kwak, Gert-Jan Van Lieshout, Himke Van Der Velde
  • Patent number: 11025378
    Abstract: The present invention relates to a method and apparatus for transmitting data using a multi-carrier in a mobile communication system. The method of transmitting data in user equipment of a wireless communication system using a carrier aggregation technique according to an embodiment of the present invention includes the steps of setting secondary cells included in an S-TAG (Secondary-Timing Advance Group) configured of only secondary cells (SCells), deactivating a downlink timing reference cell in the S-TAG; determining whether other activated secondary cells exist besides the deactivated downlink timing reference cell in the S-TAG, and when the other activated secondary cells exist in the S-TAG, setting one of the other activated secondary cells as a new downlink timing reference cell. According to the present invention, uplink transmission speed can be increased in the user equipment and user QoS can be improved by transmitting data using one or more uplink carriers in the terminal.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: June 1, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Soeng Hun Kim, Gert-Jan Van Lieshout, Sang Bum Kim
  • Publication number: 20210144062
    Abstract: A method of UE includes receiving a radio resource control (RRC) message for configuring bandwidth parts (BWPs) of a serving cell, receiving a physical downlink control channel (PDCCH) indicating activation of a first BWP, performing a BWP switching to the first BWP indicated by the PDCCH, and starting a first downlink BWP timer associated with the first BWP. A UE includes a transceiver, and at least one controller coupled with the transceiver, the at least one controller configured to receive an RRC message for configuring BWPs of a serving cell, receive a PDCCH indicating activation of a first BWP, perform a BWP switching to the first BWP indicated by the PDCCH, and start a first downlink BWP timer associated with the first BWP.
    Type: Application
    Filed: January 18, 2021
    Publication date: May 13, 2021
    Inventors: Seung Ri JIN, Soeng Hun KIM, Dong Gun KIM, Jae Hyuk JANG, Alexander SAYENKO
  • Patent number: 10992429
    Abstract: The present invention relates to a method and apparatus for transmitting data using a multi-carrier in a mobile communication system. The method of transmitting data in user equipment of a wireless communication system using a carrier aggregation technique according to an embodiment of the present invention includes the steps of setting secondary cells included in an S-TAG (Secondary-Timing Advance Group) configured of only secondary cells (SCells), deactivating a downlink timing reference cell in the S-TAG; determining whether other activated secondary cells exist besides the deactivated downlink timing reference cell in the S-TAG, and when the other activated secondary cells exist in the S-TAG, setting one of the other activated secondary cells as a new downlink timing reference cell. According to the present invention, uplink transmission speed can be increased in the user equipment and user QoS can be improved by transmitting data using one or more uplink carriers in the terminal.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: April 27, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Soeng Hun Kim, Gert-Jan Van Lieshout, Sang Bum Kim
  • Publication number: 20210092741
    Abstract: Methods and apparatuses are provided for transmitting and receiving system information (SI). A method for receiving SI by a user equipment (UE) in a mobile communication system includes receiving, by the UE, the SI including first partial bits of a system frame number (SFN) without second partial bits of the SFN on a broadcast channel (BCH) at a first subframe of a radio frame, the first partial bits of the SFN having the same value during a predetermined N successive radio frames of a BCH transmission period, where N is a positive integer; and acquiring, by the UE, the second partial bits of the SFN for the radio frame, the second partial bits of the SFN having different values in different radio frames of the predetermined N successive radio frames of the BCH transmission period.
    Type: Application
    Filed: December 7, 2020
    Publication date: March 25, 2021
    Inventors: Kyeong-In JEONG, Himke VAN DER VELDE, Soeng-Hun KIM, Joon-Young CHO
  • Publication number: 20210092777
    Abstract: The present disclosure relates to a method and apparatus for performing random access in a user equipment for a small cell e-NB with a small cell service area in heterogeneous e-NB cell carrier integration (dual connectivity or inter-eNB carrier aggregation) in mobile communication systems. In accordance with an aspect of the present disclosure, a method for performing random access in a mobile communication system is provided. The method includes receiving a configuration request message for configuring a Serving Cell Group (SCG) from a second eNB located in a service area of a first eNB through the first eNB; configuring an SCG cell based on the configuration request message, and sending a configuration response message in response to the configuration request message to the second eNB through the first eNB; and performing random access if there is uplink data present on a logic channel (LCH) relocated into the SCG cell.
    Type: Application
    Filed: December 4, 2020
    Publication date: March 25, 2021
    Inventors: Woo-Seong KIM, Soeng-Hun KIM, Himke VAN DER VELDE
  • Patent number: 10959172
    Abstract: The method for transmitting and receiving data at a base station in a wireless communication system according to one embodiment of the present invention includes the steps of receiving a performance report from a terminal, determining whether the addition of a serving cell is necessary, when the addition of the serving cell is necessary, transmitting a request for receiving a cell identifying signal to one or more other base stations on the basis of the received performance repo?and transmitting a request for transmitting the cell identifying signal to the terminal. According to the embodiment, in a network in which a small cell and a macro cell are overlapped and operated, the terminal can minimize battery consumption and quickly recognize the small cell.
    Type: Grant
    Filed: November 9, 2018
    Date of Patent: March 23, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Soeng Hun Kim, Jae Hyuk Jang, Kyeong In Jeong
  • Patent number: 10959217
    Abstract: The present invention relates to a method and apparatus for transmitting and receiving data using a plurality of carriers in a wireless communication system. The method includes the steps of: receiving secondary serving cell (SCell) setting information for setting an SCell from a base station; determining whether the secondary SCell belongs to a primary set or to a non-primary set; and, according to a results of the determination, setting forward and reverse initial states as an active or inactive state.
    Type: Grant
    Filed: September 23, 2019
    Date of Patent: March 23, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Soeng Hun Kim, Boon Loong Ng, Gert Jan Van Lieshout, Kyeong In Jeong
  • Patent number: 10958388
    Abstract: The present invention relates to a method and apparatus for transmitting data using a multi-carrier in a mobile communication system. The method of transmitting data in user equipment of a wireless communication system using a carrier aggregation technique according to an embodiment of the present invention includes the steps of setting secondary cells included in an S-TAG (Secondary-Timing Advance Group) configured of only secondary cells (SCells), deactivating a downlink timing reference cell in the S-TAG; determining whether other activated secondary cells exist besides the deactivated downlink timing reference cell in the S-TAG, and when the other activated secondary cells exist in the S-TAG, setting one of the other activated secondary cells as a new downlink timing reference cell. According to the present invention, uplink transmission speed can be increased in the user equipment and user QoS can be improved by transmitting data using one or more uplink carriers in the terminal.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: March 23, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Soeng Hun Kim, Gert-Jan Van Lieshout, Sang Bum Kim
  • Publication number: 20210068168
    Abstract: The present disclosure relates to converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT), and may be applied to intelligent services, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method according to disclosed aspects includes receiving a first control message including a first random access response window for a first cell group, receiving a second control message for adding a second cell group, including information on a second random access response window size for the second cell group, transmitting, on a cell of the second cell group, a random access preamble, and monitoring, on the cell of the second cell group, a random access response based on the second random access response window size for the second cell group.
    Type: Application
    Filed: November 16, 2020
    Publication date: March 4, 2021
    Inventors: Soeng Hun KIM, Gert Jan VAN LIESHOUT, Sang Bum KIM, Kyeong In JEONG
  • Patent number: 10939420
    Abstract: Disclosed is a method for transmitting data by a terminal in a wireless communication system, including transmitting, to a base station, a scheduling request for requesting resources for transmitting the data, monitoring a control channel to receive resource allocation information from the base station, in case that the resource allocation information is received on the control channel, starting a timer for monitoring the control channel, and transmitting, to the base station, the data based on the resource allocation information.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: March 2, 2021
    Inventors: Soeng Hun Kim, Gert Jan Van Lieshout
  • Patent number: 10932204
    Abstract: A method and apparatus are provided for transmitting power headroom information by a terminal in a mobile communication system. The method includes receiving, by the terminal, information for an allocated uplink transmission resource; identifying whether a path loss has changed by more than a threshold, after transmitting last power headroom information, when the terminal has the allocated uplink transmission resource; in case that the path loss has changed by more than the threshold when the terminal has the allocated uplink transmission resource, determining a transmission of the power headroom information; and transmitting an uplink packet including the power headroom information based on the allocated uplink transmission resource. The power headroom information is obtained based on a difference between a maximum transmission power of the terminal and a transmission power of the terminal.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: February 23, 2021
    Inventors: Soeng-Hun Kim, Gert-Jan Van Lieshout, Kyeong-In Jeong, Youn-Hyoung Heo
  • Patent number: 10932203
    Abstract: A method and apparatus are provided for transmitting power headroom information by a terminal in a mobile communication system. The method includes receiving, by the terminal, information on an allocated uplink transmission resource; determining whether a path loss has changed more than a threshold, after transmitting last power headroom information, when the terminal has the allocated uplink transmission resource; if the path loss has changed more than the threshold when the terminal has the allocated uplink transmission resource, determining a transmission of the power headroom information; and transmitting an uplink packet including the power headroom information using the allocated uplink transmission resource. The power headroom information is obtained based on a difference between a maximum transmission power of the terminal and a transmission power of the terminal.
    Type: Grant
    Filed: September 4, 2018
    Date of Patent: February 23, 2021
    Inventors: Soeng-Hun Kim, Gert-Jan Van Lieshout, Kyeong-In Jeong, Youn-Hyoung Heo
  • Patent number: 10925110
    Abstract: A method and apparatus are provided for controlling an active state in a mobile communication system. The method includes receiving, from a base station, information related to a starting position of an active state and information related to a length of a first timer; deriving the starting position of the active state based on the information related to the starting position; starting the first timer set to the length of the first timer and entering the active state at the derived starting position; extending the active state, in response to control data indicating a new transmission of user data being received on a control channel; and terminating the active state, based on a control signal indicating a termination of the active state and a second timer for extending the active state. The second timer is started while the first timer is running, and the active state is terminated by the expiration of the second timer.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: February 16, 2021
    Inventors: Soeng-Hun Kim, No-Jun Kwak, Gert-Jan Van Lieshout, Himke Vander Velde
  • Patent number: 10897399
    Abstract: A method of UE includes receiving a radio resource control (RRC) message for configuring bandwidth parts (BWPs) of a serving cell, receiving a physical downlink control channel (PDCCH) indicating activation of a first BWP, performing a BWP switching to the first BWP indicated by the PDCCH, and starting a first downlink BWP timer associated with the first BWP. A UE includes a transceiver, and at least one controller coupled with the transceiver, the at least one controller configured to receive an RRC message for configuring BWPs of a serving cell, receive a PDCCH indicating activation of a first BWP, perform a BWP switching to the first BWP indicated by the PDCCH, and start a first downlink BWP timer associated with the first BWP.
    Type: Grant
    Filed: November 16, 2018
    Date of Patent: January 19, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung Ri Jin, Soeng Hun Kim, Dong Gun Kim, Jae Hyuk Jang, Alexander Sayenko
  • Publication number: 20210014013
    Abstract: The present invention relates to a method and apparatus for processing reverse transmission resources of a user terminal in a mobile communication system. When receiving a plurality of grants, the method and apparatus sum resources allocated by the grants, distribute the summed resources to logical channels, map the resources distributed by the logical channels and the logical channels to MAC PDUs according to the data sizes of the MAC PDUs, and allocate the resources distributed by the mapped logical channels.
    Type: Application
    Filed: September 28, 2020
    Publication date: January 14, 2021
    Inventor: Soeng Hun KIM
  • Patent number: 10893546
    Abstract: The present disclosure relates to a method and apparatus for performing random access in a user equipment for a small cell e-NB with a small cell service area in heterogeneous e-NB cell carrier integration (dual connectivity or inter-eNB carrier aggregation) in mobile communication systems. In accordance with an aspect of the present disclosure, a method for performing random access in a mobile communication system is provided. The method includes receiving a configuration request message for configuring a Serving Cell Group (SCG) from a second eNB located in a service area of a first eNB through the first eNB; configuring an SCG cell based on the configuration request message, and sending a configuration response message in response to the configuration request message to the second eNB through the first eNB; and performing random access if there is uplink data present on a logic channel (LCH) relocated into the SCG cell.
    Type: Grant
    Filed: September 23, 2019
    Date of Patent: January 12, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Woo-Seong Kim, Soeng-Hun Kim, Himke Van Der Velde
  • Patent number: 10887942
    Abstract: The present invention relates to a method and an apparatus for transmitting/receiving data, and a method for a user equipment transmitting data, according to one embodiment of the present invention, comprises: a step of determining conditions for determining whether a condition for transmitting short data is satisfied, when data to be transmitted is generated; and a step of including the data to be transmitted in a radio resource control (RRC) connection setup completion message and transmitting same, when the condition for transmitting the short data is satisfied. According to one embodiment of the present invention, the problem of network overload can be prevented by reducing signaling overhead when processing small packets, which are generated intermittently, in the mobile communication system, and an apparatus and a method for enhancing battery performance in the user equipment can be effectively provided.
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: January 5, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Soeng Hun Kim, Gert-Jan Van Lieshout, Sang Bum Kim
  • Patent number: 10887919
    Abstract: The present disclosure relates to converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT), and may be applied to intelligent services, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method according to disclosed aspects includes receiving a first control message including a first random access response window for a first cell group, receiving a second control message for adding a second cell group, including information on a second random access response window size for the second cell group, transmitting, on a cell of the second cell group, a random access preamble, and monitoring, on the cell of the second cell group, a random access response based on the second random access response window size for the second cell group.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: January 5, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Soeng Hun Kim, Gert Jan Van Lieshout, Sang Bum Kim, Kyeong In Jeong
  • Publication number: 20200404581
    Abstract: The present invention defines an efficient measurement method for idle mode M2M/MTC device with low/no mobility in a mobile communication system. An example of the mobile communication system to which the present invention is application is 3GPP UMTS mobile communication system and 3GPP LTE/LTE-A mobile communication system as the next generation mobile communication system under discussion in 3GPP.
    Type: Application
    Filed: September 4, 2020
    Publication date: December 24, 2020
    Inventors: Kyeong In JEONG, Soeng Hun KIM, Jung Soo JUNG, Sang Bum KIM