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1.发明申请公开(公告)号：US20150079977A1
公开(公告)日：2015-03-19
申请号：US14469298
申请日：2014-08-26
Inventor： Un Hee PARK , Hee Wook KIM , Dae Sub OH
CPC classification number: H04B7/18539 , H04B7/18513 , H04W16/14 , H04W52/0251 , Y02D70/446
Abstract: An apparatus and method of dynamically managing resources for interference control of a satellite and terrestrial integrated communication system is disclosed, the apparatus including a frequency band determiner to determine a frequency band of a satellite beam and a frequency band of a wireless signal based on information on interference between the satellite beam and the wireless signal to which a frequency band identical to the satellite beam is allocated, and a remote controller to remotely control a space-based station to output a satellite beam at an intensity corresponding to a frequency band of a satellite beam, and an earth-based station to output a wireless signal at an intensity corresponding to a frequency band of a wireless signal.
Abstract translation: 公开了一种用于动态管理卫星和陆地综合通信系统的干扰控制资源的装置和方法，该装置包括一个频带确定器，用于根据信息的信息确定卫星波束的频带和无线信号的频带 卫星光束与分配有卫星光束的频带的无线信号之间的干扰，以及遥控器，用于远程控制基于空间的台以与卫星的频带对应的强度输出卫星光束 波束和地球站，以与无线信号的频带相对应的强度输出无线信号。
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2.发明申请COMMUNICATION APPARATUS FOR EARTH STATION AND TRANSMISSION FREQUENCY BAND ALLOCATION METHOD 审中-公开用于地面站和传输频段分配方法的通信装置公开(公告)号：US20160242189A1
公开(公告)日：2016-08-18
申请号：US15043030
申请日：2016-02-12
Inventor： Dae Sub OH , Un Hee PARK , Dae Ig CHANG
CPC classification number: H04B7/14 , H04B7/18513
Abstract: A communication apparatus of an earth station to avoid frequency interference with a terrestrial communication system is provided. The communication apparatus may include a signal extractor configured to acquire a signal of a terrestrial radio station by cancelling a signal transmitted by the earth station from received signals, a detector configured to detect an interference state between a satellite communication network and a terrestrial communication network by comparing a signal strength of the signal of the terrestrial radio station to a predetermined interference signal threshold, and a frequency allocator configured to allocate a new frequency slot to be used by the earth station to transmit a signal, when the detector detects the interference state.
Abstract translation: 提供了一种用于避免与地面通信系统的频率干扰的地球站的通信装置。 通信装置可以包括：信号提取器，被配置为通过从接收的信号中消除由地球站发送的信号来获取地面无线电站的信号;检测器，被配置为通过以下步骤检测卫星通信网络和地面通信网络之间的干扰状态： 将所述地面无线电台站的信号的信号强度与预定的干扰信号阈值进行比较;以及频率分配器，被配置为当所述检测器检测到所述干扰状态时，分配用于由所述地球站发送信号的新的时隙。
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公开(公告)号：US20230077650A1
公开(公告)日：2023-03-16
申请号：US17898783
申请日：2022-08-30
Inventor： Dae Sub OH , Satya Chan , Sooyoung Kim
Abstract: An operation method in a communication system may comprise: obtaining information on a per-beam required traffic amount; determining whether the per-beam required traffic amount can be serviced while satisfying a first condition according to a first model generated through pre-training in a first machine learning structure; in response to determining that the per-beam required traffic amount can be serviced while satisfying the first condition, calculating per-beam bandwidth allocation information based on the per-beam required traffic amount; calculating per-beam power allocation information based on the per-beam bandwidth allocation information; identifying whether an SNR condition included in the first condition is satisfied based on the per-beam power allocation information; and in response to identifying that the SNR condition is satisfied, outputting the per-beam bandwidth allocation information and the per-beam power allocation information.
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公开(公告)号：US20160006499A1
公开(公告)日：2016-01-07
申请号：US14557872
申请日：2014-12-02
Inventor： Nam Ho JEONG , Bon Jun KU , Dae Sub OH
CPC classification number: H04B7/18523
Abstract: The present invention relates to an apparatus and a method of predicting radio interference of a receiver. The apparatus includes a radio station information collecting unit which receives information related to a target radio station and interfering radio stations; a grouping unit which groups the interfering radio stations using the collected information; an interference parameter distribution estimating unit which models distribution characteristics of interference parameters for interfering radio stations; and an interference intensity predicting unit which predicts a distribution characteristic at least one of an interference signal intensity of a single interfering radio station and an aggregated interference signal intensity for a plurality of interfering radio stations by using a probability density function models of the interference parameters for every interference group, and predicts a total radio interference intensity from the entire interfering radio stations using the single interference signal distribution characteristic which is calculated for every group.
Abstract translation: 本发明涉及一种预测接收机的无线电干扰的装置和方法。 该装置包括：无线电站信息收集单元，其接收与目标无线电台和干扰无线电台有关的信息; 分组单元，其使用所收集的信息对干扰无线电台进行分组; 干扰参数分布估计单元，其对干扰无线电台的干扰参数的分布特性进行建模; 以及干扰强度预测单元，其通过使用干扰参数的概率密度函数模型来预测单个干扰无线电台的干扰信号强度和多个干扰无线电站的聚合干扰信号强度中的至少一个的分布特性， 每个干扰组，并且使用为每个组计算的单个干扰信号分布特性来预测来自整个干扰无线电台站的总无线电干扰强度。
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Patent Agency Ranking
5.发明申请公开(公告)号：US20150094056A1
公开(公告)日：2015-04-02
申请号：US14493798
申请日：2014-09-23
Inventor： Dae Sub OH
CPC classification number: H04B7/18539 , H04B7/18515 , H04B7/1858 , H04W72/082
Abstract: A satellite communication system and method for an adaptive channel assignment is disclosed in which the satellite communication apparatus include a satellite beam generator to generate a satellite beam to be output to a coverage area, a channel assignor to assign a channel for the satellite beam based on interference information of the coverage area, and a communication link forming unit to form a communication link with an earth station disposed in the coverage area based on the assigned channel.
Abstract translation: 公开了一种用于自适应信道分配的卫星通信系统和方法，其中卫星通信装置包括卫星波束发生器以产生要输出到覆盖区域的卫星波束，信道分配器基于卫星波束分配信道 覆盖区域的干扰信息以及通信链路形成单元，用于基于所分配的信道与设置在覆盖区域中的地球站形成通信链路。
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公开(公告)号：US20240022317A1
公开(公告)日：2024-01-18
申请号：US18113996
申请日：2023-02-24
Inventor： Yeon Gi CHO , Bon Jun KU , Dae Sub OH , Woo Yeol YANG , Han Shin JO
IPC: H04B7/185
CPC classification number: H04B7/18513 , H04B7/18539
Abstract: An operation method of a satellite in a non-terrestrial network may comprise: determining a frequency resource allocation order for allocating frequency resources to beams in consideration of a frequency band of a terrestrial system and degrees of interference to the terrestrial system; configuring a minimum performance condition for maintaining a service of the non-terrestrial network, the minimum performance condition being applied to each of the beams; configuring an operating condition of a multi-agent deep reinforcement learning for each beam controller of the satellite; and controlling the each beam controller to sequentially allocate the frequency resources to a managed beam according to the frequency resource allocation order while considering the minimum performance condition.
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公开(公告)号：US20230132791A1
公开(公告)日：2023-05-04
申请号：US17978653
申请日：2022-11-01
Inventor： Bon Jun KU , Dae Sub OH , Chang Hee JOO , Ji Hyeon YUN , Tae Gun AN , Hae Sung JO
Abstract: A frequency resource allocation apparatus comprising a processor is configured to select resources for transmitting a signal to a user based on a learning model, allocate the selected resources to the user, transmit the signal to the user using the selected resources, receive information about whether the transmission of the signal is successful or not from the user via a feedback channel after a delayed time, and update an internal parameter of the learning model with respect to the resources used for transmitting the signal.
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8.发明申请公开(公告)号：US20200178347A1
公开(公告)日：2020-06-04
申请号：US16546093
申请日：2019-08-20
Inventor： Dae Sub OH
Abstract: An interference effect mitigating method may be a method of mitigating interference effects of a mobile earth station to a terrestrial radio station. The interference effect mitigating method may include collecting position information including a position, of a communication device of a first wireless communication network, which changes over time, determining an antenna discrimination angle based on the collected position information, and determining a transmission power and a transmission scheme of the communication device of the first wireless communication network based on the determined antenna discrimination angle, to mitigate interference effects of the communication device of the first wireless communication network to a communication device of a second wireless communication network.
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9.发明申请ADAPTIVE SATELLITE POWER TRANSMISSION SYSTEM FOR OVERCOMING RADIO INTERFERENCE IN THE MULTI-BEAM SATELLITE SYSTEM AND COMMUNICATION METHOD 审中-公开适用于多波束卫星系统和通信方式的无线电干扰的卫星电力传输系统公开(公告)号：US20140087652A1
公开(公告)日：2014-03-27
申请号：US13798533
申请日：2013-03-13
Inventor： Dae Sub OH
CPC classification number: H04W52/243 , H04B7/18513 , H04B7/2041
Abstract: Disclosed are a satellite power transmission system and a communication method. The satellite power transmission system includes: a reference value determining unit determining reference values of signal to interference ratios for each beam coverage of a multi-beam satellite network system; an interference amount determining unit determining an interference amount for each beam coverage of the multi-beam satellite network system; a signal power determining unit determining signal power corresponding to each beam coverage based on the reference value determined by the reference value determining unit and the interference amount determined by the interference amount determining unit; and a signal power allocating unit allocating the signal power determined by the signal power determining unit to each beam to communicate with each earth station.
Abstract translation: 公开了卫星输电系统和通信方法。 卫星电力传输系统包括：参考值确定单元，确定多波束卫星网络系统的每个波束覆盖的信号与干扰比的参考值; 干扰量确定单元，确定多波束卫星网络系统的每个波束覆盖的干扰量; 信号功率确定单元，基于由基准值确定单元确定的参考值和由干扰量确定单元确定的干扰量来确定与每个波束覆盖相对应的信号功率; 以及信号功率分配单元，将由信号功率确定单元确定的信号功率分配给每个波束以与每个地球站通信。
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