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1.发明授权公开(公告)号：US10542542B2
公开(公告)日：2020-01-21
申请号：US15547982
申请日：2016-02-15
发明人： Joseph Jeon , Jaroslav Holis , Seungjoo Maeng , Chanho An , Seunghee Han
IPC分类号： H04W24/02 , H04W8/26 , H04W48/16 , H04W36/32 , H04W24/08 , H04W36/30 , H04W48/12 , H04W48/20 , H04W72/12 , H04W36/18 , H04W72/04 , H04B7/0413 , H04L12/24 , H04W16/32 , H04W88/08 , H04W88/02
摘要： The present invention provides a cell configuration method of a base station in a mobile communication system supporting Carrier Aggregation (CA) which includes configuring a first cell consisting of at least two sectors formed with different antennas to a terminal, configuring a second cell consisting of at least two sectors formed with different antennas to the terminal, and communicating with the terminal through the first and second cells, wherein one of the first and second cells consists of sectors using same Physical Cell Identifier (PCID) and the other consists of sectors using different PCIDs.
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2.发明授权Method and apparatus for one cell operation with fast small cell switching in wireless communication system 有权无线通信系统中具有快速小区切换的一个小区操作的方法和装置公开(公告)号：US09374757B2
公开(公告)日：2016-06-21
申请号：US14142282
申请日：2013-12-27
发明人： Heekwang Lee , Eunseok Ko , June Moon , Seungjoo Maeng , Jungah Choi
摘要： A method of supporting fast sub-cell switching by a sub-cell included in a macro coverage in a wireless communication system is provided. The method includes receiving multiple pieces of feedback information on multiple sub-cells from a User Equipment (UE), extracting channel quality indicators from the multiple pieces of received feedback information, respectively, comparing values of the extracted channel quality indicators, and determining, based on a result of the comparison of the values of the extracted channel quality indicators, whether to perform fast sub-cell switching of the UE.
摘要翻译： 提供了一种支持在无线通信系统中的宏覆盖范围内的子单元的快速子单元切换的方法。 该方法包括从用户设备（UE）接收关于多个子小区的多条反馈信息，分别从多条接收到的反馈信息中提取信道质量指示符，比较提取的信道质量指示符的值，并基于 通过比较提取的信道质量指示符的值的结果，是否执行UE的快速子小区切换。
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公开(公告)号：US11463904B2
公开(公告)日：2022-10-04
申请号：US16489643
申请日：2018-02-28
发明人： Jaeyun Ko , Seungjoo Maeng , Joseph Jeon , Dongwook Choi , Jungmin Choi , Seunghee Han
摘要： The present disclosure relates to a communication method and system for 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). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method for controlling a terminal in a base station of a mobile communication system, according to an embodiment of the present application, comprises the steps of: selecting at least one candidate terminal for offloading; obtaining information on a neighbor cell of at least one of the candidate terminals; obtaining throughput improvement information according to offloading on the basis of information on the candidate terminal and load information of the neighbor cell of the candidate terminal; obtaining information on a target cell corresponding to the candidate terminal on the basis of the throughput improvement information; selecting a target terminal to be offloaded from the candidate terminals on the basis of the throughput improvement information corresponding to the target cell; and transmitting, to the target terminal, a message instructing offloading to the target cell corresponding to the target terminal.
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公开(公告)号：US10999774B2
公开(公告)日：2021-05-04
申请号：US15114626
申请日：2015-01-28
发明人： Byungwook Jun , Eunyong Kim , Seungjoo Maeng , Namryul Jeon , Seunghee Han
IPC分类号： H04W36/20 , H04W16/08 , H04W24/02 , H04W28/02 , H04W16/04 , H04W16/06 , H04L1/18 , H04W68/00 , H04W72/04 , H04W74/08 , H04W24/10 , H04W28/08 , H04W16/32 , H04W36/04 , H04W72/08
摘要： The present invention relates to a method and an apparatus for an inter-cell load distribution and interference mitigation in a wireless communication system, and the inter-cell load distribution method by a first base station in a heterogeneous network wireless communication system including the first base station and a second base station for solving the above-described problem, comprises the steps of: setting a reserved area for the second base station so as to distribute an inter-cell load; and managing a terminal according to the reserved area.
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5.发明授权公开(公告)号：US10567066B2
公开(公告)日：2020-02-18
申请号：US16343279
申请日：2017-10-18
发明人： Young-Hyun Jeon , Seungjoo Maeng
IPC分类号： H04B7/08 , H04B17/336 , H04B7/0456 , H04B7/06 , H04B7/04 , H04B7/0408 , H04B7/0491
摘要： The disclosure is related 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 disclosure is related to a precoding/beamforming using a massive antenna. A method for operating a base station in a wireless communication system includes transmitting vertical reference signals and horizontal reference signals that are generated based on an interference relation between terminals, receiving long-term channel information determined by using the vertical reference signals and the horizontal reference signals, transmitting group-specific reference signals beamformed by a first beamformer generated based on the long-term channel information, receiving short-term channel information determined by using the group-specific reference signals, and transmitting a data signal beamformed by a second beamformer generated based on the short-term channel information.
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公开(公告)号：US11343716B2
公开(公告)日：2022-05-24
申请号：US15733339
申请日：2019-01-02
发明人： Chanho An , Seungjoo Maeng , Myonghee Park , Myoungwon Lee , Jinhyuk Lee , Seunghee Han
摘要： Provided are a base station which processes a plurality of cells in a wireless communication system and an operation method of the base station. The operation method of the base station which processes a plurality of cells includes pooling a processing power of a first processor that processes a signal of a first cell and a processing power of a second processor that processes a signal of a second cell, and distributing the processing powers to the first processor and the second processor and processing, by the first processor and the second processor, the signal of the first cell and the signal of the second cell by using the distributed processing powers.
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公开(公告)号：US10555327B2
公开(公告)日：2020-02-04
申请号：US15774102
申请日：2016-11-11
发明人： Chulhee Jang , Eunyong Kim , Eunhyun Kwon , Seungjoo Maeng
摘要： The present invention relates to a method for transmitting data by a base station in a wireless communication system supporting carrier aggregation, comprising the steps of: confirming whether a condition for data transmission distribution is satisfied; if the condition is satisfied, determining respective radio link control (RLC) data to be allocated to the base station and another base station, and sequence numbers for the RLC data; and transmitting the RLC data allocated to the other base station and the sequence numbers. However, the present invention is not limited to the embodiment above and other embodiments are possible.
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公开(公告)号：US10193582B2
公开(公告)日：2019-01-29
申请号：US15565576
申请日：2016-04-08
发明人： Neung Hyung Lee , Ik-Beom Lee , Seungjoo Maeng , Myonghee Park
IPC分类号： H04B1/10 , H04B15/02 , H04B1/7097 , H04W28/02 , H04B17/327 , H04B17/336 , H04L25/02 , H04W72/12
摘要： 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). A method of operating a base station for interference cancellation in a wireless communication system is provided. The method may include receiving, from a target terminal, an uplink data signal including at least one interference signal generated by at least one interference terminal; performing a primary decoding for the uplink data signal; in accordance with decoding errors, generating a cancelling signal corresponding to an interference signal of the at least one interference terminal; performing a cancellation by applying the cancelling signal to the uplink data signal; and performing a secondary decoding for the uplink data signal to which the cancelling signal has been applied.
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公开(公告)号：US11304145B2
公开(公告)日：2022-04-12
申请号：US16314984
申请日：2017-07-17
发明人： Daewoo Lee , Youngky Kim , Seungjoo Maeng , Kiho Cho , Seho Kim
IPC分类号： H04W52/02 , H04W48/16 , H04W64/00 , H04W56/00 , H04W48/18 , H04W8/22 , H04W48/12 , H04W88/06
摘要： The present disclosure relates to a communication technique for convergence of a 5G communication system for supporting a higher data transmission rate beyond a 4G system with an IoT technology, and a system therefor. The present disclosure can be applied to an intelligent service (for example, a smart home, a smart building, a smart city, a smart car or connected car, health care, digital education, retail business, security and safety-related service, etc.) on the basis of a 5G communication technology and an IoT-related technology. A communication method of a terminal in a mobile communication system according to an embodiment of the present specification comprises the steps of: acquiring cell-related information corresponding to a first communication mode; acquiring cell-related information corresponding to a second communication mode; receiving a first message through the second communication mode; and transmitting a request message corresponding to the first communication mode on the basis of the first message.
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公开(公告)号：US11277779B2
公开(公告)日：2022-03-15
申请号：US16725440
申请日：2019-12-23
发明人： Eunyong Kim , Byungwook Jun , Jaewon Kang , Seungjoo Maeng , Seunghee Han
IPC分类号： H04W72/04 , H04W74/04 , H04W36/20 , H04W16/04 , H04W16/06 , H04W16/08 , H04W24/02 , H04L1/18 , H04W28/02 , H04W68/00 , H04W74/08 , H04W24/10 , H04W28/08 , H04W16/32 , H04W36/04 , H04W72/08
摘要： The present invention relates to a method and an apparatus for applying wireless resources in order to control inter-cell interference in a heterogeneous network system. The method for applying wireless resources provided by the present invention generates an almost blank subframe (ABS) pattern on the basis of the type of data transmitted from at least one of a first base station and a second base station, applies a non-ABS or an ABS to wireless resources of the first base station according to the generated ABS pattern, and performs data communication by using the wireless resources to which the ABS has been applied.
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