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1. 发明授权

US10356582B2 Method for changing system information, and apparatus therefor 有权
公开(公告)号：US10356582B2
公开(公告)日：2019-07-16
申请号：US15573563
申请日：2016-05-13
申请人： KT CORPORATION
发明人： KyungJun Lee , Seunghyun Kang , Woo-jin Choi
IPC分类号： H04W4/70 , H04W72/04 , H04W48/12 , H04W52/02 , H04W4/90
摘要： Provided are a method and an apparatus, for changing system information by an MTC UE. The method may include receiving system information block 1bis (SIB 1bis) for the MTC UE; confirming a change in system information by using at least one from among a count value of the system information, which is included in the system information block 1bis, and system information change indicator information; and receiving at least one system information message which includes changed system information.

2. 发明授权

US10075940B2 Method for transmitting buffer status report in device-to-device communication, and device thereof 有权
公开(公告)号：US10075940B2
公开(公告)日：2018-09-11
申请号：US14910026
申请日：2014-07-31
申请人： KT CORPORATION
发明人： KyungJun Lee , Seunghyun Kang , Kyujin Park , Woo-jin Choi
IPC分类号： H04W72/04 , H04W76/14 , H04W56/00 , H04W72/12 , H04W88/06 , H04W88/10
CPC分类号： H04W72/0406 , H04W56/0015 , H04W72/0453 , H04W72/1215 , H04W72/1242 , H04W72/1284 , H04W76/14 , H04W88/06 , H04W88/10
摘要： Provided are a method for transmitting a buffer status report (BSR), and a device thereof, and to: a method by which a first terminal transmits and receives a BSR required for performing device-to-device communication with a second terminal in order to efficiently allocate a wireless resource to be used for the device-to-device communication; and a device therefor. Specifically, provided are a method and a device by which the first terminal performs device-to-device communication with the second terminal. Such a method includes triggering a BSR for the device-to-device communication with the second terminal, transmitting the BSR to a base station or a wireless resource allocation entity, and receiving wireless resource allocation information for the device-to-device communication with the second terminal from the base station or the wireless resource allocation entity.

3. 发明授权

US09497666B2 Method for handover in environment connected to multiple base stations and apparatus therefor 有权
标题翻译：连接到多个基站的环境中的切换方法及其装置
公开(公告)号：US09497666B2
公开(公告)日：2016-11-15
申请号：US14779957
申请日：2014-03-24
申请人： KT CORPORATION
发明人： Sung-pyo Hong , KyungJun Lee
IPC分类号： H04W36/00 , H04W76/02 , H04W36/04
CPC分类号： H04W36/0016 , H04W36/0072 , H04W36/04 , H04W76/15
摘要： The present disclosure relates to a handover technique, for supporting mobility of a terminal configuring a dual connectivity with multiple base stations in a small cell environment. More specifically, the present disclosure provides a method for controlling handover of a terminal, by a first base station configuring a dual connectivity with the terminal. The method may include determining handover of the terminal, transmitting, to a target base station, handover preparation information including radio resource configuration information of a cell associated with a second base station, receiving, from the target base station, a handover message including radio resource configuration information of a cell associated with the target base station, and transmitting an upper layer message included in the handover message to the terminal.
摘要翻译：本公开涉及一种切换技术，用于在小型小区环境中支持配置与多个基站的双连接的终端的移动性。更具体地，本公开提供了一种用于通过配置与终端的双重连接性的第一基站来控制终端的切换的方法。该方法可以包括确定终端的切换，向目标基站发送包括与第二基站相关联的小区的无线电资源配置信息的切换准备信息，从目标基站接收包括无线电资源的切换消息与目标基站相关联的小区的配置信息，以及向终端发送包括在切换消息中的上层消息。

4. 发明授权

US10708893B2 Method for transmitting channel state information and device therefor 有权
公开(公告)号：US10708893B2
公开(公告)日：2020-07-07
申请号：US15556028
申请日：2016-03-08
申请人： KT CORPORATION
发明人： Sung-pyo Hong , Kyujin Park , KyungJun Lee , Woo-jin Choi
IPC分类号： H04W72/04 , H04L5/00
摘要： Provided are a method and a device for transmitting channel state information by using a PUCCH of an SCell when providing carrier aggregation (CA) or dual connectivity (DC) in a E-UTRAN. The method may include: configuring a carrier aggregation by using one primary cell (PCell) and a plurality of secondary cells (SCells) controlled by a base station; receiving an upper layer signaling including configuration information for configuring a physical uplink control channel (PUCCH) transmission function in at least one cell among the plurality of secondary cells; receiving, by using the configuration information, a MAC control element in which activation state indication information for a PUCCH SCell having an uplink control channel transmission function is included; and transmitting channel state information on the PUCCH SCell after the PUCCH SCell is activated according to the activation state indication information.

5. 发明授权

US10644819B2 Carrier aggregation configuration method and device for same 有权
公开(公告)号：US10644819B2
公开(公告)日：2020-05-05
申请号：US15501263
申请日：2015-07-31
申请人： KT CORPORATION
发明人： Seunghyun Kang , Minseok Noh , Woo-jin Choi , Kyujin Park , KyungJun Lee
IPC分类号： H04J11/00 , H04L5/00 , H04W16/14 , H04W72/04 , H04B7/06 , H04L1/00 , H04W16/10 , H04W16/24 , H04W72/08
CPC分类号： H04J11/0093 , H04B7/0626 , H04J11/0076 , H04L1/0026 , H04L5/006 , H04L5/0098 , H04W16/10 , H04W16/14 , H04W16/24 , H04W72/04 , H04W72/0453 , H04L5/001 , H04L5/0035 , H04L5/0048 , H04W72/085
摘要： Provided are a method and a device for selecting a channel of an unlicensed band in configuring carrier aggregation for a terminal using an unlicensed band cell which uses an unlicensed frequency band. The method may include: receiving, from a base station, channel candidate information of a secondary cell using an unlicensed frequency band; transmitting channel state information with respect to one or more channels generated using the channel candidate information; and adding, as the secondary cell, a channel selected on the basis of the channel state information by the base station; and a device.

6. 发明授权

US10080213B2 Method for transmitting buffer status report in device-to-device communication, and device thereof 有权
公开(公告)号：US10080213B2
公开(公告)日：2018-09-18
申请号：US15054077
申请日：2016-02-25
申请人： KT CORPORATION
发明人： KyungJun Lee , Seunghyun Kang , Kyujin Park , Woo-jin Choi
IPC分类号： H04W72/04 , H04W76/14 , H04W56/00 , H04W72/12 , H04W88/06 , H04W88/10
CPC分类号： H04W72/0406 , H04W56/0015 , H04W72/0453 , H04W72/1215 , H04W72/1242 , H04W72/1284 , H04W76/14 , H04W88/06 , H04W88/10
摘要： Provided are a method for transmitting a buffer status report (BSR), and a device thereof, and to: a method by which a first terminal transmits and receives a BSR required for performing device-to-device communication with a second terminal in order to efficiently allocate a wireless resource to be used for the device-to-device communication; and a device therefor. Specifically, provided are a method and a device by which the first terminal performs device-to-device communication with the second terminal. Such a method includes triggering a BSR for the device-to-device communication with the second terminal, transmitting the BSR to a base station or a wireless resource allocation entity, and receiving wireless resource allocation information for the device-to-device communication with the second terminal from the base station or the wireless resource allocation entity.

7. 发明授权

US11832125B2 Method for transmitting buffer status report of terminal in small cell environment and device therefor 有权
公开(公告)号：US11832125B2
公开(公告)日：2023-11-28
申请号：US14770607
申请日：2014-02-11
申请人： KT CORPORATION
发明人： Sung-pyo Hong , KyungJun Lee
IPC分类号： H04W28/02 , H04W76/11 , H04W76/15 , H04W88/08 , H04W88/02 , H04W80/02
CPC分类号： H04W28/0278 , H04W28/0252 , H04W76/11 , H04W76/15 , H04W80/02 , H04W88/02 , H04W88/08
摘要： The present disclosure relates a method of transmitting a buffer status report by a terminal. The method may include i) receiving an RRC reconfiguration message including identification information, ii) identifying logic channels associated with the first base station and logic channels associated with the second base station, iii) triggering the buffer status report by identifying buffer statuses of the identified logic channels associated with the first base station and the second base station, and transmitting the buffer status reports to the first base station and the second base station.

8. 发明授权

US10362590B2 Method for transmitting uplink data and apparatus for same 有权
公开(公告)号：US10362590B2
公开(公告)日：2019-07-23
申请号：US15024484
申请日：2014-09-04
申请人： KT CORPORATION
发明人： Sung-pyo Hong , KyungJun Lee , Woo-jin Choi
IPC分类号： H04W72/12 , H04B7/26 , H04W76/10
摘要： Provided are a method and an apparatus for transmitting uplink data from a terminal to base stations. In particular, the terminal establishes dual connectivity with a plurality of base station, and the terminal transmits and receives uplink and downlink traffic through multiple carriers by distinguishing paths. More specifically, the method may include receiving upper layer signaling which includes information for establishing dual connectivity with a first base station and a second base station, establishing dual connectivity between the first base station and the second base station, based on the upper layer signaling, and submitting a PDCP PDU for each of one or more wireless bearers, from a PDCP object to an RLC entity, which is a peer to the second station based on the upper layer signaling.

9. 发明授权

US10039132B2 Method and apparatus for receiving random access response for MTC UE 有权
公开(公告)号：US10039132B2
公开(公告)日：2018-07-31
申请号：US15260415
申请日：2016-09-09
申请人： KT CORPORATION
发明人： KyungJun Lee , Kyujin Park , Woo-jin Choi
IPC分类号： H04W4/00 , H04J3/00 , H04W74/08 , H04W48/12 , H04W4/70 , H04W88/02
CPC分类号： H04W74/0833 , H04W4/70 , H04W48/12 , H04W88/02
摘要： The present disclosure relates to a downlink data transmission/reception technique for supporting a low-complexity UE category/type for a MTC operation. A method may be provided for an MTC UE to receive a random access response. The method may include: repeatedly transmitting a random access preamble to a base station through a Physical Random Access Channel (PRACH) of at least one subframe; determining a Random Access Radio Network Temporary Identifier (RA-RNTI) using first time index information, frequency index information, and second time index information on the PRACH; and receiving a random access response to the random access preamble using the RA-RNTI within a random access response window.

10. 发明授权

US09832806B2 Method for processing radio link failure and device therefor 有权
公开(公告)号：US09832806B2
公开(公告)日：2017-11-28
申请号：US14781356
申请日：2014-04-04
申请人： KT CORPORATION
发明人： KyungJun Lee , Sung-pyo Hong , Woo-jin Choi
IPC分类号： H04W4/00 , H04W76/02
CPC分类号： H04W76/19 , H04W76/15
摘要： A method may be provided for processing a radio link failure (RLF) when a terminal accesses at least two cells from different base stations. The method may include configuring a dual connection of at least one cell associated with a first bases station and at least one cell associated with a second base station, detecting the occurrence of an RLF of at least one cell from the at least one cell associated with the first base station and/or the at least one cell associated with the second base station, transmitting a signal related to the RLF to the first base station or second base station, and receiving setting information for processing the RLF.

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