Patents by Inventor Min-Soo Na

Min-Soo Na 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: 10491259
    Abstract: Disclosed is a terminal device that is capable of taking an advantage of increasing transmission capacity in the FD transmission as much as possible by selectively using the FD transmission or the HD transmission in a multi-cell communication environment in consideration of a relationship with other neighboring nodes (base stations and terminals). Also disclosed is a method of operating the terminal device.
    Type: Grant
    Filed: February 24, 2016
    Date of Patent: November 26, 2019
    Assignees: SK TELECOM CO., LTD., FOUNDATION YONSEI UNIVERSITY
    Inventors: Min Soo Na, Tak Ki Yu, Dae Sik Hong, Han Ho Wang, Kwon Jong Lee
  • Publication number: 20190342784
    Abstract: Disclosed is technology for applying a more differential QoS, that is, service quality to each communication service by implementing a differential QoS control in a radio section more precisely without any increase in complexity and load compared to a conventional bearer based QoS control method.
    Type: Application
    Filed: April 4, 2018
    Publication date: November 7, 2019
    Inventors: Min Soo NA, Chang Soon CHOI
  • Patent number: 10447421
    Abstract: The present disclosure provides a fronthaul control device which can adjust a center wavelength of an optical signal to changeably control allocation of an optical wavelength band; an operating method of the fronthaul control device; a program for controlling allocation of an optical wavelength band; and a computer-readable recording medium in which the program is recorded.
    Type: Grant
    Filed: May 13, 2016
    Date of Patent: October 15, 2019
    Assignee: SK TELECOM CO., LTD.
    Inventors: Chang Soon Choi, Min Soo Na
  • Patent number: 10425823
    Abstract: The present invention suggests a cell management apparatus and a method for operating a cell management apparatus, capable of harmoniously satisfying effects of improving intercell interference and enhancing operation efficiency of radio resources in managing virtual cells, particularly in managing virtual cells in a heterogeneous network environment in which cells having different sizes coexist.
    Type: Grant
    Filed: June 26, 2015
    Date of Patent: September 24, 2019
    Assignees: SK TELECOM CO., LTD., INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
    Inventors: Tak Ki Yu, Young Lak Kim, Sung Ho Moon, Tae Guen Kim, Min Soo Na, Soo Yong Choi, Tae Hyung Kim, Kyung Sik Min
  • Patent number: 10420115
    Abstract: A Base Station (BS) device includes: a signal reception quality value identification unit configured to identify, at every preset identification period, a signal reception quality value in an uplink interference-free environment measured for each terminal in a part of radio resource of Full Duplex (FD) transmission radio resources for transmitting only downlink signals; a terminal identification unit configured to identify a particular terminal experiencing uplink interference due to Full Duplex (FD) transmission among terminals using the FD transmission when a value of the uplink interference caused to the particular terminal is larger than or equal to a preset threshold value; a selection unit configured to select an interfering terminal that causes the uplink interference to the particular terminal; and a controller configured to control the FD transmission radio resources allocated to the interfering terminal to reduce the uplink interference which caused to the particular terminal.
    Type: Grant
    Filed: March 7, 2016
    Date of Patent: September 17, 2019
    Assignee: SK TELECOM CO., LTD.
    Inventor: Min Soo Na
  • Publication number: 20190274063
    Abstract: Disclosed is technology for applying a more differential QoS, that is, service quality to each communication service by implementing a differential QoS control in a radio section more precisely without any increase in complexity and load compared to a conventional bearer based QoS control method.
    Type: Application
    Filed: April 4, 2018
    Publication date: September 5, 2019
    Inventors: Min Soo NA, Chang Soon CHOI
  • Patent number: 10405321
    Abstract: A cell control device achieves optimal interference control taking into account a different between the DL interference strength and the UL interference strength by an adjacent cell by way of controlling cells based on D-TDD in a network environment where a number of cells employing TDD coexist. A method of operating a cell control device is also disclosed.
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: September 3, 2019
    Assignee: SK TELECOM CO., LTD.
    Inventors: Min Soo Na, Young Lak Kim, Tak Ki Yu, Sung Ho Moon, Dae Sik Hong, Han Ho Wang, Kwon Jong Lee
  • Publication number: 20190150022
    Abstract: Disclosed is technology for applying a differential QoS, that is, service quality for each communication service by implementing a differential QoS control in a radio section in a more detailed unit without an increase in complexity and load compared to a conventional bearer-based QoS control method.
    Type: Application
    Filed: January 4, 2019
    Publication date: May 16, 2019
    Inventors: Min Soo NA, Chang Soon CHOI
  • Publication number: 20190132100
    Abstract: Disclosed is technology for supporting high-speed and low-latency performance in a 5G environment through implementation of a new reference signal transmission scheme appropriate for the 5G environment, that is, a mobile communication network environment for supporting high-speed and low-latency communication, which will appear afterwards.
    Type: Application
    Filed: May 16, 2017
    Publication date: May 2, 2019
    Inventors: Min Soo NA, Seung Young BAN, Chang Soon CHOI
  • Publication number: 20180343629
    Abstract: The present invention relates to a technique of improving, when performing synchronization between a transmitting device and a receiving device communicating on the basis of a beamforming technique, an overall beamforming synchronization performance by enabling fast beam tracking in a receiving device.
    Type: Application
    Filed: August 3, 2018
    Publication date: November 29, 2018
    Inventors: Chang Soon CHOI, Min Soo NA
  • Publication number: 20180254846
    Abstract: The present disclosure provides a fronthaul control device which can adjust a center wavelength of an optical signal to changeably control allocation of an optical wavelength band; an operating method of the fronthaul control device; a program for controlling allocation of an optical wavelength band; and a computer-readable recording medium in which the program is recorded.
    Type: Application
    Filed: May 13, 2016
    Publication date: September 6, 2018
    Inventors: Chang Soon CHOI, Min Soo NA
  • Publication number: 20180249348
    Abstract: Disclosed is a cell control device and method that can improve data processing capacity and speed of each cell by removing inter-cell interference due to transmission of system information blocks (SIB), which are transmitted in a broadcast manner from cells by reducing the number of times of transmission of the system information blocks or removing the system information blocks in a wireless environment including a plurality of small cells in a macrocell.
    Type: Application
    Filed: May 20, 2016
    Publication date: August 30, 2018
    Inventors: Min Soo NA, Chang Soon CHOI
  • Publication number: 20180213538
    Abstract: Suggested are a base station, and a method and a system for controlling full-duplex transmission (FD) which can resolve the issue of additional interference caused by FD at the time of using FD in an actual mobile communication environment for a plurality of terminals.
    Type: Application
    Filed: March 7, 2016
    Publication date: July 26, 2018
    Inventor: Min Soo NA
  • Patent number: 9980216
    Abstract: The present disclosure relates a terminal device capable of enhancing cell throughput in consideration of an interference environment created in a heterogeneous network environment where cells of different sizes which use different frequency bands coexist, and a method of operating the same.
    Type: Grant
    Filed: June 22, 2015
    Date of Patent: May 22, 2018
    Assignees: SK TELECOM CO., LTD., INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
    Inventors: Tak Ki Yu, Sung Ho Moon, Young Lak Kim, Tae Guen Kim, Min Soo Na, Soo Yong Choi, Tae Hyung Kim, Kyung Sik Min, Han Ho Wang
  • Publication number: 20180091185
    Abstract: Disclosed is a terminal device that is capable of taking an advantage of increasing transmission capacity in the FD transmission as much as possible by selectively using the FD transmission or the HD transmission in a multi-cell communication environment in consideration of a relationship with other neighboring nodes (base stations and terminals). Also disclosed is a method of operating the terminal device.
    Type: Application
    Filed: February 24, 2016
    Publication date: March 29, 2018
    Inventors: Min Soo NA, Tak Ki YU, Dae Sik HONG, Han Ho WANG, Kwon Jong LEE
  • Patent number: 9900781
    Abstract: The present invention discloses a base station control device which controls the base station management and the carrier aggregation (CA) function according to a heterogeneous network environment, such that an optimum system throughput can be obtained in the heterogeneous network environment through the CA function, and an operating method of the base station control device.
    Type: Grant
    Filed: June 26, 2015
    Date of Patent: February 20, 2018
    Assignees: SK TELECOM CO., LTD., INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
    Inventors: Min Soo Na, Young Lak Kim, Tae Guen Kim, Tak Ki Yu, Sung Ho Moon, Soo Yong Choi, Tae Hyung Kim, Kyung Sik Min
  • Publication number: 20170366984
    Abstract: A base station device can efficiently remove signal interference between base stations in a manner appropriate for FDD in a network environment where a number of base stations employing FDD coexist. A method of operating a base station device and a terminal device are also disclosed.
    Type: Application
    Filed: June 29, 2015
    Publication date: December 21, 2017
    Inventors: Min Soo NA, Young Lak KIM, Tak Ki YU, Sung Ho MOON, Tae Guen KIM, Yo Seop PARK, Dae Sik HONG, Han Ho WANG
  • Publication number: 20170325099
    Abstract: The present invention discloses a base station control device which controls the base station management and the carrier aggregation (CA) function according to a heterogeneous network environment, such that an optimum system throughput can be obtained in the heterogeneous network environment through the CA function, and an operating method of the base station control device.
    Type: Application
    Filed: June 26, 2015
    Publication date: November 9, 2017
    Inventors: Min Soo NA, Young Lak KIM, Tae Guen KIM, Tak Ki YU, Sung Ho MOON, Soo Yong CHOI, Tae Hyung KIM, Kyung Sik MIN
  • Publication number: 20170265203
    Abstract: A cell control device achieves optimal interference control taking into account a different between the DL interference strength and the UL interference strength by an adjacent cell by way of controlling cells based on D-TDD in a network environment where a number of cells employing TDD coexist. A method of operating a cell control device is also disclosed.
    Type: Application
    Filed: July 28, 2015
    Publication date: September 14, 2017
    Inventors: Min Soo NA, Young Lak KIM, Tak Ki YU, Sung Ho MOON, Dae Sik HONG, Han Ho WANG, Kwon Jong LEE
  • Publication number: 20170257781
    Abstract: A base station controller optimally controls activation/deactivation of small base stations in a heterogeneous network environment in which a number of base stations forming cells of different sizes coexist in the same area, taking into account traffic volume as well as signal interference. A method for operating the base station controller is also disclosed.
    Type: Application
    Filed: May 19, 2015
    Publication date: September 7, 2017
    Inventors: Tak Ki YU, Young Lak KIM, Min Soo NA, Sung Ho MOON, Tae Guen KIM, Dae Sik HONG, Yo Seop PARK, Kwon Jong LEE, Hyun Soo KIM, Han Ho WANG