Patents by Inventor Hyun-Jeong Kang

Hyun-Jeong Kang 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: 20170208504
    Abstract: A method of determining member Base Stations (BSs) providing cooperative communication to a Mobile Station (MS) in a communication system. The method includes when a candidate list of the member BSs generated using at least one of strengths of signals received from adjacent BSs and cell loading state information of the adjacent BSs is received from the MS, selecting candidate BSs having a service quality larger than or equal to a threshold from candidate BSs included in the candidate list as targets to receive a member negotiation; and performing a capability negotiation with each of the selected targets to receive the member negotiation to select final member BSs and transmitting information on the determined final member BSs to the MS.
    Type: Application
    Filed: April 3, 2017
    Publication date: July 20, 2017
    Inventors: Hyun-Jeong Kang, Rakesh Taori, Yeong-Moon Son
  • Publication number: 20170164298
    Abstract: A method and an apparatus for controlling uplink power in a wireless communication system are provided. The method for controlling uplink power of a User Equipment (UE) forming a transmission link with a plurality of BSs (BSs), a power headroom report trigger event by at least one of the plurality of BSs is detected. Power headroom information of the UE is reported to at least one of the plurality of BSs.
    Type: Application
    Filed: February 22, 2017
    Publication date: June 8, 2017
    Inventors: Sun-Heui RYOO, Jung-Soo JUNG, Hyun-Jeong KANG, Jong-Hyung KWUN, Sung-Jin LEE
  • Patent number: 9654969
    Abstract: A subscriber station performs a method for managing a security key. The method includes generating, for each of the base stations, an input value for generation of the security key for data transmission and reception with the each base station; transmitting, to the each base station, the input value for a corresponding base station; and generating the security key of the corresponding base station by using the input value of the each base station. A base station provides cooperative communication to the subscriber station.
    Type: Grant
    Filed: October 25, 2013
    Date of Patent: May 16, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Jeong Kang, Jung-Shin Park, Dae-Gyun Kim, Jung-Soo Jung
  • Patent number: 9655118
    Abstract: An apparatus and a method for operating a mobile station in a wireless communication system are provided. The method includes receiving first information transmitted on a secondary carrier from a base station, and transmitting second information for feedback related to the secondary carrier at a feedback region in a primary carrier based on the first information to the base station.
    Type: Grant
    Filed: August 4, 2014
    Date of Patent: May 16, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Jeong Kang, Chi-Woo Lim, Jae-Weon Cho, Tae-Young Kim
  • Patent number: 9648536
    Abstract: A method for handover in a wireless communication system includes: when a received signal strength difference between a serving beam from a serving base station used for communication by a terminal and a target beam of a neighboring base station is equal to or greater than a first threshold value, and a received signal strength difference between an active beam and the target beam is equal to or greater than a second threshold value, determining a handover to the target beam; and transmitting a message to initiate the handover.
    Type: Grant
    Filed: September 12, 2013
    Date of Patent: May 9, 2017
    Assignees: SAMSUNG ELECTRONICS CO., LTD, KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Hyun-Jeong Kang, Sung-Jin Park, Byung-Chang Chung, Min-Hoe Kim, Jung-Min Moon, Dong-Ho Cho
  • Publication number: 20170127320
    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). The present disclosure provides an operating method and apparatus for supporting a handover to support a high reliability and low latency service in a wireless communication system. The method of operating the terminal includes receiving data from a service via a first base station (BS), transmitting, to the first BS, a bearer establishment command message between the first BS and a second BS determined by movement information of the terminal, and receiving, from the second BS, data transmitted from the second BS via the established bearer between the first BS and the second BS.
    Type: Application
    Filed: October 31, 2016
    Publication date: May 4, 2017
    Inventors: Youngjoong Mok, Hyun Jeong Kang, Sangwook Kwon, Kyungkyu Kim
  • Patent number: 9615292
    Abstract: A method of determining member Base Stations (BSs) providing cooperative communication to a Mobile Station (MS) in a communication system. The method includes when a candidate list of the member BSs generated using at least one of strengths of signals received from adjacent BSs and cell loading state information of the adjacent BSs is received from the MS, selecting candidate BSs having a service quality larger than or equal to a threshold from candidate BSs included in the candidate list as targets to receive a member negotiation; and performing a capability negotiation with each of the selected targets to receive the member negotiation to select final member BSs and transmitting information on the determined final member BSs to the MS.
    Type: Grant
    Filed: January 24, 2014
    Date of Patent: April 4, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Jeong Kang, Rakesh Taori, Yeong-Moon Son
  • Patent number: 9603098
    Abstract: A method and an apparatus for controlling uplink power in a wireless communication system are provided. The method for controlling uplink power of a User Equipment (UE) forming a transmission link with a plurality of BSs (BSs), a power headroom report trigger event by at least one of the plurality of BSs is detected. Power headroom information of the UE is reported to at least one of the plurality of BSs.
    Type: Grant
    Filed: May 2, 2014
    Date of Patent: March 21, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun-Heui Ryoo, Jung-Soo Jung, Hyun-Jeong Kang, Jong-Hyung Kwun, Sung-Jin Lee
  • Publication number: 20170055187
    Abstract: The present disclosure relates to 5th generation (5G) or pre-5G communication systems for supporting higher data transfer rates, following the 4th generation (4G) communication systems, such as long term evolution (LTE). A method for supporting handover with multi-connectivity in a wireless communication system is provided. The method includes sending a measurement report message including information of at least one small base station (eNB) to a macro cell eNB, receiving information of a new small eNB in a target cell from the macro cell eNB based on the measurement report message, and performing a random access procedure with the new small eNB in the target cell based on handover.
    Type: Application
    Filed: August 22, 2016
    Publication date: February 23, 2017
    Inventors: Hyun-Jeong KANG, Sang-Wook KWON, Kyung-Kyu KIM, Young-Joong MOK, Sang-Kyu BAEK, Anil AGIWAL, Young-Bin CHANG, June HWANG
  • Publication number: 20170048370
    Abstract: An electronic device is provided. The electronic device includes a first electromagnet mounted to a side surface of the electronic device and configured to generate a magnetic force, a data channel terminal configured to transmit and receive a signal for detecting whether another electronic device is attached, and a processor configured to determine at least one of a polarity and a strength of the magnetic force of the first electromagnet for an attachment or detachment between the electronic device and the other electronic device, control the first electromagnet according to at least one of the determined polarity and strength, and detect an attachment or detachment state between the electronic device and the other electronic device.
    Type: Application
    Filed: August 11, 2016
    Publication date: February 16, 2017
    Inventors: Kyungkyu KIM, Youngjoong MOK, Sangwook KWON, Hyun Jeong KANG, Jae-Seung SON, Youngbin CHANG
  • Patent number: 9565653
    Abstract: An apparatus and method for operating a paging control in a broadband wireless communication system are provided. The method includes receiving paging information used to determine a location of a paging listening interval in an idle mode, determining whether multiple pagings are applied, using a maximum paging number field contained in the paging information, determining locations of a plurality of paging listening intervals in a paging cycle using a paging spacing value and an initial paging offset contained in the paging information, and determining whether the terminal is paged in each of the paging listening intervals.
    Type: Grant
    Filed: April 7, 2014
    Date of Patent: February 7, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Mingxia Xu, Hee-Won Kang, Hyun-Jeong Kang, Byung-Wook Jun
  • Patent number: 9560561
    Abstract: Beam selection is provided. A method for handover in a mobile station includes sending a scan request message for scanning a downlink (DL) beam with respect to a serving base station (BS) and a neighboring BS, to the serving BS, and receiving a scan response message; determining the DL beam for the MS by performing scanning with the serving BS and the neighboring BS based on the scan response message; sending a scan report message comprising a result of the scanning to the serving BS; when receiving an air-HO request message from the serving BS, generating an air-HO response message comprising information of a neighboring BS to which the MS hands over based on the air-HO request message; performing beam selection with the neighboring BS of the handover based on the air-HO request message; and performing the handover.
    Type: Grant
    Filed: January 26, 2015
    Date of Patent: January 31, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yeong-Moon Son, Hyun-Jeong Kang, Kyung-Kyu Kim, Rakesh Taori, Young-Bin Chang, Jung-Soo Jung
  • Publication number: 20170018187
    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 a long term evolution (LTE). A method for providing a service in a first device in a vehicle to everything (V2X) communication system is provided. The method includes transmitting a first message related to the service; receiving, from a second device, a second message notifying that the second device enters a zone related to the service; and transmitting, to the second device, a third message indicating that the first device confirms that the second device enters the zone.
    Type: Application
    Filed: July 14, 2016
    Publication date: January 19, 2017
    Inventors: Kyung-Kyu Kim, Hyun-Jeong Kang, Sang-Wook Kwon, Young-Joong Mok
  • Patent number: 9549338
    Abstract: A method for transmitting a data packet in a transmitting apparatus in a wireless communication system is provided. The method includes receiving first feedback information including buffer status information indicating information related to a status of a buffer included in a receiving apparatus from the receiving apparatus, determining a number of first data packets to be transmitted to the receiving apparatus based on the buffer status information, determining a number of second data packets which is identical to at least one of the number of first data packets based on a data packet loss rate for each of a plurality of paths, and encoding the determined number of first data packets and the determined number of second data packets and transmitting encoded first data packets and encoded second data to the receiving apparatus through each of the plurality of paths.
    Type: Grant
    Filed: May 15, 2014
    Date of Patent: January 17, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Suk-Won Kim, Jung-Soo Jung, Hyun-Jeong Kang, Jong-Hyung Kwun, Bong-Jhin Shin, Sung-Jin Lee
  • Publication number: 20170006531
    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). The purpose of the present disclosure is to discover a small cell in a wireless communication system. An operation of a terminal in the wireless communication system includes receiving a first signal for informing of existence of a small cell according to a first measurement period and attempting to detect the first signal and a second signal for informing of a service coverage of the small cell according to a second measurement period after detecting the first signal. In addition, the present disclosure also includes embodiments other than the embodiment described above.
    Type: Application
    Filed: November 19, 2014
    Publication date: January 5, 2017
    Inventors: Jung-Soo Jung, Hyun-Jeong Kang, Sang-Wook Kwon, Jong-Hyung Kwun, Suk-Won Kim, Sun-Heui Ryoo, Bong-Jhin Shin, Sung-Jin Lee
  • Patent number: 9538437
    Abstract: Provided is a method for providing a service by a Base Station (BS) in a wireless communication system. The method includes setting up a radio link to a Mobile Station (MS) to provide the service; receiving BS information from at least one BS that cooperates to provide the service; and selecting an alternative BS for replacing the BS from among the at least one BS based on the BS information.
    Type: Grant
    Filed: February 15, 2013
    Date of Patent: January 3, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Rakesh Taori, Yeong-Moon Son, Hyun-Jeong Kang, Ji-Yun Seol
  • Patent number: 9509447
    Abstract: A method of performing a Network Coding (NC) by a transmitting node in a wireless communication system, the method comprising receiving uplink packets from a plurality of nodes through respective links, grouping the links into at least one group based on channel quality information, each group satisfying a listed range of channel quality information, performing the NC on downlink data for each group and transmitting each scheduling information shared by each group to the at least one respective group. A method of receiving network-coded data in a wireless communication system comprises transmitting an uplink packet to a transmitting node, receiving scheduling information shared by a group of links from the transmitting node, the group of links satisfying a listed range of channel quality information, receiving downlink data on which NC is performed and decoding the downlink data based on the scheduling information.
    Type: Grant
    Filed: January 31, 2014
    Date of Patent: November 29, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Suk-Won Kim, Jung-Soo Jung, Hyun-Jeong Kang, Jung-Shin Park
  • Patent number: 9451523
    Abstract: A method for managing a packet in a system supporting network coding includes receiving, from a relay, information on a packet to which the network coding is applied, receiving, from the relay, the packet to which the network coding is applied, confirming whether a packet required for an operation of the UE can be acquired from the received packet on the basis of information on the packet to which the network coding is applied, and storing packets into different buffers by distinguishing between the packet required for the operation of the UE and a packet not required for the operation of the UE. Other embodiments including an apparatus for managing a packet are also disclosed.
    Type: Grant
    Filed: April 24, 2014
    Date of Patent: September 20, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Suk-Won Kim, Jung-Soo Jung, Hyun-Jeong Kang, Young-Bin Chang
  • Patent number: 9450720
    Abstract: A method and apparatus for operating an analog beam is provided. The apparatus includes a hybrid beam-forming structure having a small number of digital chains provided in a digital stage and a signal is transmitted and received in a Time Division Multiple Access (TDMA) scheme. The apparatus includes an analog beam-forming operating unit configured to change the analog beam for a counterpart device for which use of a next frame is to be permitted, upon receiving a request for using the next frame from at least one of multiple devices that transmit and receive signals in units of frames and a communication unit configured to transmit information indicating that the analog beam is changed to permit the use of the next frame by the counterpart device to the multiple devices.
    Type: Grant
    Filed: June 13, 2014
    Date of Patent: September 20, 2016
    Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Jeong-Ho Park, Yong Hoon Lee, Min-Hyun Kim, Seong-Jin Kim, Hyun-Jeong Kang
  • Patent number: 9426766
    Abstract: A method of establishing synchronization with a base station by a mobile station in a communication system using beamforming includes: receiving a downlink signal transmitted through at least one transmission beam by using at least one reception beam; determining at least one of a propagation delay and a signal strength of the received downlink signal for each downlink transmission/reception beam pair through which the downlink signal is transmitted/received, wherein each downlink transmission/reception beam pair includes a transmission beam through which the downlink signal is transmitted from the base station and a reception beam through which the downlink signal is received by the mobile station; and establishing a downlink frame boundary of the mobile station by using the determined at least one of the propagation delay and the signal strength for each downlink transmission/reception beam pair.
    Type: Grant
    Filed: July 2, 2014
    Date of Patent: August 23, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jung-Soo Jung, Hyun-Jeong Kang, Suk-Won Kim