Patents by Inventor Young-Seob Choi
Young-Seob Choi 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).
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Patent number: 11190962Abstract: An apparatus and method for transmitting channel state information in a wireless communication system are disclosed. The UE apparatus for transmitting channel state information includes a channel state measurement module for measuring a channel state based on a level of interference received from a neighbor cell, a channel state information generation module for generating channel state information for a plurality of resource regions or for periodic and aperiodic channel state information reporting modes using the measured channel state and offsets received from a serving BS, the offsets being set for the plurality of resource regions or the periodic and aperiodic channel state information reporting modes, and a transmission module for transmitting the generated channel state information to the serving BS.Type: GrantFiled: July 11, 2019Date of Patent: November 30, 2021Assignee: LG ELECTRONICS INC.Inventors: Young Seob Choi, Hak Seong Kim, Han Byul Seo, Ki Jun Kim, Dae Won Lee
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Publication number: 20200015108Abstract: An apparatus and method for transmitting channel state information in a wireless communication system are disclosed. The UE apparatus for transmitting channel state information includes a channel state measurement module for measuring a channel state based on a level of interference received from a neighbor cell, a channel state information generation module for generating channel state information for a plurality of resource regions or for periodic and aperiodic channel state information reporting modes using the measured channel state and offsets received from a serving BS, the offsets being set for the plurality of resource regions or the periodic and aperiodic channel state information reporting modes, and a transmission module for transmitting the generated channel state information to the serving BS.Type: ApplicationFiled: July 11, 2019Publication date: January 9, 2020Applicant: LG ELECTRONICS INC.Inventors: Young Seob CHOI, Hak Seong KIM, Han Byul SEO, Ki Jun KIM, Dae Won LEE
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Patent number: 10397818Abstract: An apparatus and method for transmitting channel state information in a wireless communication system are disclosed. The UE apparatus for transmitting channel state information includes a channel state measurement module for measuring a channel state based on a level of interference received from a neighbor cell, a channel state information generation module for generating channel state information for a plurality of resource regions or for periodic and aperiodic channel state information reporting modes using the measured channel state and offsets received from a serving BS, the offsets being set for the plurality of resource regions or the periodic and aperiodic channel state information reporting modes, and a transmission module for transmitting the generated channel state information to the serving BS.Type: GrantFiled: October 5, 2016Date of Patent: August 27, 2019Assignee: LG ELECTRONICS INC.Inventors: Young Seob Choi, Hak Seong Kim, Han Byul Seo, Ki Jun Kim, Dae Won Lee
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Patent number: 9698946Abstract: A method of transmitting a signal, performed by a base station, in a wireless communication system. The method according to one embodiment includes transmitting a backhaul downlink signal to a relay station through a backhaul downlink transmission subframe. The backhaul downlink transmission subframe includes 14 orthogonal frequency division multiplexing (OFDM) symbols and the 14 OFDM symbols are indexed 0 to 13. An access downlink transmission subframe, used by the relay station to transmit a signal to a user equipment, and the backhaul downlink transmission subframe are transmitted with a time aligned subframe boundary, and OFDM symbols having indices K to 12 are used for transmitting the backhaul downlink signal, where K is a natural number and 1?K?3.Type: GrantFiled: March 13, 2015Date of Patent: July 4, 2017Assignee: LG ELECTRONICS INC.Inventors: Hak Seong Kim, Soon Yil Kwon, Han Byul Seo, Young Seob Choi, Byoung Hoon Kim, Ki Jun Kim
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Publication number: 20170094548Abstract: An apparatus and method for transmitting channel state information in a wireless communication system are disclosed. The UE apparatus for transmitting channel state information includes a channel state measurement module for measuring a channel state based on a level of interference received from a neighbor cell, a channel state information generation module for generating channel state information for a plurality of resource regions or for periodic and aperiodic channel state information reporting modes using the measured channel state and offsets received from a serving BS, the offsets being set for the plurality of resource regions or the periodic and aperiodic channel state information reporting modes, and a transmission module for transmitting the generated channel state information to the serving BS.Type: ApplicationFiled: October 5, 2016Publication date: March 30, 2017Applicant: LG ELECTRONICS INC.Inventors: Young Seob CHOI, Hak Seong KIM, Han Byul SEO, Ki Jun KIM, Dae Won LEE
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Patent number: 9491648Abstract: An apparatus and method for transmitting channel state information in a wireless communication system are disclosed. The UE apparatus for transmitting channel state information includes a channel state measurement module for measuring a channel state based on a level of interference received from a neighbor cell, a channel state information generation module for generating channel state information for a plurality of resource regions or for periodic and aperiodic channel state information reporting modes using the measured channel state and offsets received from a serving BS, the offsets being set for the plurality of resource regions or the periodic and aperiodic channel state information reporting modes, and a transmission module for transmitting the generated channel state information to the serving BS.Type: GrantFiled: July 21, 2010Date of Patent: November 8, 2016Assignee: LG ELECTRONICS INC.Inventors: Young Seob Choi, Hak Seong Kim, Han Byul Seo, Ki Jun Kim, Dae Won Lee
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Patent number: 9137820Abstract: A method for transmitting scheduling information in a mobile communication system and a femtocell base station apparatus using the same are provided. Scheduling information can be transmitted using a hierarchical scheduling scheme in which a femtocell base station is allocated resources from a macrocell base station and the femtocell base station then allocates resources to femto users within its own resource region.Type: GrantFiled: June 21, 2010Date of Patent: September 15, 2015Assignee: LG ELECTRONICS INC.Inventors: Byoung Hoon Kim, Young Seob Choi, Seo Woo Jang, Han Byul Seo, Hyung Tae Kim, Jun Ho Jo
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Publication number: 20150188676Abstract: A method of transmitting a signal, performed by a base station, in a wireless communication system. The method according to one embodiment includes transmitting a backhaul downlink signal to a relay station through a backhaul downlink transmission subframe. The backhaul downlink transmission subframe includes 14 orthogonal frequency division multiplexing (OFDM) symbols and the 14 OFDM symbols are indexed 0 to 13.Type: ApplicationFiled: March 13, 2015Publication date: July 2, 2015Applicant: LG ELECTRONICS INC.Inventors: Hak Seong KIM, Soon Yil KWON, Han Byul SEO, Young Seob CHOI, Byoung Hoon KIM, Ki Jun KIM
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Patent number: 9001876Abstract: A method and device for a transmitting and receiving a signal from a relay station in a radio communication system is provided. The method includes: receiving offset time information from a base station; configuring a time difference between an access downlink transmission subframe that transmits an access downlink signal to a relay station terminal according to the offset time information and a backhaul downlink reception subframe that receives a backhaul downlink signal from the base station; transmitting a control signal from the access downlink transmission subframe to the relay station terminal; and receiving the backhaul downlink signal from the base station in the backhaul downlink reception subframe.Type: GrantFiled: October 2, 2013Date of Patent: April 7, 2015Assignee: LG Electronics Inc.Inventors: Hak Seong Kim, Soon Yil Kwon, Han Byul Seo, Young Seob Choi, Byoung Hoon Kim, Ki Jun Kim
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Patent number: 8868629Abstract: Disclosed is an apparatus for communicating parameter of an inverter, the apparatus being connected to a plurality of inverters for communication, includes a communication unit for communicating with the inverter to transmit and receive parameter of the inverter; and a controller for storing parameter of the inverter in at least one of a storage address corresponding to an inherent identification number of the inverter, a user terminal and an external storage device according to an inputted command signal, or transferring parameter of the inverter to be transmitted, to the communication unit and then to at least one of the inverter, the user terminal and the external storage device.Type: GrantFiled: March 11, 2011Date of Patent: October 21, 2014Assignee: LS Industrial Systems Co., Ltd.Inventor: Young Seob Choi
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Patent number: 8867461Abstract: A method of transmitting or receiving uplink signals in a wireless communication system and an apparatus therefor are provided. In one aspect of the method of transmitting the uplink signals, a base station determines whether each of user equipments uses an orthogonal frequency division multiple access (OFDMA) scheme or a single carrier-frequency division multiple access (SC-FDMA) scheme in uplink transmission. Further, the base station transmits scheduling information containing information regarding the determined multiple access scheme to the user equipments, and thus reports a multiplexing scheme to be used by each user equipment. In addition, each user equipment transmits the uplink data to the base station by multiplexing the uplink data by using the OFDMA scheme or the SC-FDMA scheme according to the scheduling information.Type: GrantFiled: June 26, 2009Date of Patent: October 21, 2014Assignee: LG Electronics Inc.Inventors: Byoung Hoon Kim, Young Seob Choi
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Patent number: 8811266Abstract: A wireless communications system and, more particularly, a method for uplink transmission control and an apparatus for the same in a wireless communications system are disclosed. In a method for performing uplink scheduling for a first user equipment by a first base station, the method includes the steps of receiving, from the first user equipment, information on a frequency band having an uplink interference occurring therein with respect to a second base station; and allocating an uplink resource for the first user equipment based upon the frequency band. Herein, the frequency band having an uplink interference occurring therein with respect to the second base station may be decided based upon uplink scheduling information on a second user equipment of the second base station, and the uplink scheduling information on the second user equipment of the second base station may be acquired by the first user equipment and transmitted to the first base station.Type: GrantFiled: November 1, 2010Date of Patent: August 19, 2014Assignee: LG Electronics Inc.Inventors: Young Seob Choi, Han Byul Seo, Ki Jun Kim
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Patent number: 8665761Abstract: A method of relaying data in a wireless communication system is provided. The method comprises: receiving data, transmitted over a first subframe from a base station, over a second subframe; and relaying the data to a user equipment over a third subframe which is placed after one or more subframes from the second subframe, wherein at least any one of the first and the second subframes is a non-detection subframe to which the user equipment does not attempt data detection. According to the present invention, the wireless communication system enables efficient data transmission between a base station and a relay station as compared to conventional subframe-configurated systems. Furthermore, the wireless communication system enables data transmission with improved wireless resource allocation efficiency.Type: GrantFiled: February 4, 2010Date of Patent: March 4, 2014Assignee: LG Electronics Inc.Inventors: Han Byul Seo, Young Seob Choi, Byoung Hoon Kim
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Publication number: 20140029508Abstract: A method and device for a transmitting and receiving a signal from a relay station in a radio communication system is provided. The method includes: receiving offset time information from a base station; configuring a time difference between an access downlink transmission subframe that transmits an access downlink signal to a relay station terminal according to the offset time information and a backhaul downlink reception subframe that receives a backhaul downlink signal from the base station; transmitting a control signal from the access downlink transmission subframe to the relay station terminal; and receiving the backhaul downlink signal from the base station in the backhaul downlink reception subframe.Type: ApplicationFiled: October 2, 2013Publication date: January 30, 2014Applicant: LG ELECTRONICS INC.Inventors: Hak Seong KIM, Soon Yil KWON, Han Byul SEO, Young Seob CHOI, Byoung Hoon KIM, Ki Jun KIM
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Patent number: 8619663Abstract: The present invention relates to an apparatus and method for cooperatively transmitting a downlink between a base station and a relay station. According to one embodiment of the present invention, a method for cooperatively transmitting a downlink signal between a base station and a relay station in a wireless broadband communication system comprises the steps of: receiving cooperative transmission data from the base station and transmitting an acknowledgement message corresponding to the cooperative transmission data to the base station; receiving scheduling information for transmitting the cooperative transmission data by a cooperative transmission scheme; and transmitting the data cooperative transmission data to a terminal in reference to the scheduling information.Type: GrantFiled: January 21, 2010Date of Patent: December 31, 2013Assignee: LG Electronics Inc.Inventors: Han-Byul Seo, Young-Seob Choi
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Patent number: 8576900Abstract: A method for a transmitting and receiving a signal from a relay station in a radio communication system is provided. The method comprises the steps of: receiving offset time information from a base station; configuring a time difference between an access downlink transmission subframe that transmits an access downlink signal to a relay station terminal according to the offset time information and a backhaul downlink reception subframe that receives a backhaul downlink signal from the base station; transmitting a control signal from the access downlink transmission subframe to the relay station terminal; and receiving the backhaul downlink signal from the base station in the backhaul downlink reception subframe.Type: GrantFiled: February 16, 2010Date of Patent: November 5, 2013Assignee: LG Electronics Inc.Inventors: Hak Seong Kim, Soon Yil Kwon, Han Byul Seo, Young Seob Choi, Byoung Hoon Kim, Ki Jun Kim
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Patent number: 8345618Abstract: A transmitter includes a plurality of transmit antennas, a processor configured to process user data, and a single carrier frequency division multiple access (SC-FDMA) signal generator configured to receive the user data and generate SC-FDMA symbols transmitted through the plurality of transmit antennas. The SC-FDMA signal generator independently performs inverse fast Fourier transform (IFFT) for each transmit antenna, and each of the plurality of transmit antennas is associated with each of a plurality of carriers.Type: GrantFiled: August 12, 2009Date of Patent: January 1, 2013Assignee: LG Electronics Inc.Inventors: Byoung-Hoon Kim, Jung Hoon Lee, Jae Hoon Chung, Young Seob Choi, Seung Hee Han, Hyunsoo Ko
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Publication number: 20120213189Abstract: A wireless communications system and, more particularly, a method for uplink transmission control and an apparatus for the same in a wireless communications system are disclosed. In a method for performing uplink scheduling for a first user equipment by a first base station, the method includes the steps of receiving, from the first user equipment, information on a frequency band having an uplink interference occurring therein with respect to a second base station; and allocating an uplink resource for the first user equipment based upon the frequency band. Herein, the frequency band having an uplink interference occurring therein with respect to the second base station may be decided based upon uplink scheduling information on a second user equipment of the second base station, and the uplink scheduling information on the second user equipment of the second base station may be acquired by the first user equipment and transmitted to the first base station.Type: ApplicationFiled: November 1, 2010Publication date: August 23, 2012Applicant: LG ELECTRONICS INC.Inventors: Young Seob Choi, Han Byul Seo, Ki Jun Kim
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Patent number: 8218510Abstract: A relay station and a method of operating a relay station are disclosed. The method includes decoding a received signal to restore the received signal into an information packet, and obtaining a first probability sequence representing probability information of respective information bits constituting the information packet, encoding the information packet to obtain a coded packet, and obtaining a second probability sequence representing probability information of respective coded bits constituting the coded packet by using the first probability sequence, and obtaining a modulated symbol by using the second probability sequence.Type: GrantFiled: April 29, 2009Date of Patent: July 10, 2012Assignee: LG Electronics Inc.Inventors: Byoung Hoon Kim, Han Byul Seo, Young Seob Choi
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Publication number: 20120134275Abstract: An apparatus and method for transmitting channel state information in a wireless communication system are disclosed. The UE apparatus for transmitting channel state information includes a channel state measurement module for measuring a channel state based on a level of interference received from a neighbor cell, a channel state information generation module for generating channel state information for a plurality of resource regions or for periodic and aperiodic channel state information reporting modes using the measured channel state and offsets received from a serving BS, the offsets being set for the plurality of resource regions or the periodic and aperiodic channel state information reporting modes, and a transmission module for transmitting the generated channel state information to the serving BS.Type: ApplicationFiled: July 21, 2010Publication date: May 31, 2012Applicant: LG ELECTRONICS INC.Inventors: Young Seob Choi, Hak Seong Kim, Han Byul Seo, Ki Jun Kim, Dae Won Lee