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    • 1. 发明授权
    • Method of controlling base stations to suppress inter-cell interference
    • 控制基站抑制小区间干扰的方法
    • US07912476B2
    • 2011-03-22
    • US11720838
    • 2005-12-05
    • Jae Kyun KwonHee Soo LeeJae Young Ahn
    • Jae Kyun KwonHee Soo LeeJae Young Ahn
    • H04W72/08H04W52/38
    • H04J13/00H04B1/7103H04B2201/70702
    • A method of controlling base stations that is capable of suppressing inter-cell interference and efficiently utilizing available resources. According to one aspect, information received on path loss from a terminal is used to determine a time region for the terminal based on the path loss information. Communication with the terminal is performed within the determined time region. According to another aspect, information received on path loss from a terminal is used to determine a frequency region for the terminal based on the path loss information. Communication with the terminal is performed within the determined frequency region. According to yet another aspect, information received on path loss from a terminal is used to determine a code region for the terminal based on the path loss information. Communication with the terminal is performed within the determined code region.
    • 一种控制能够抑制小区间干扰并有效利用可用资源的基站的方法。 根据一个方面,使用从终端接收到的路径损耗的信息,基于路径损耗信息来确定终端的时间区域。 在确定的时间区域内执行与终端的通信。 根据另一方面,使用从终端接收到的路径损耗的信息,用于基于路径损耗信息确定终端的频率区域。 在确定的频率区域内执行与终端的通信。 根据另一方面,使用从终端接收到的路径损耗的信息,用于基于路径损耗信息来确定终端的代码区域。 在确定的代码区域内执行与终端的通信。
    • 2. 发明申请
    • METHOD OF CONTROLLING BASE STATIONS TO SUPPRESS INTER-CELL INTERFERENCE
    • 控制基站以抑制细胞间干扰的方法
    • US20090233616A1
    • 2009-09-17
    • US11720838
    • 2005-12-05
    • Jae Kyun KwonHee Soo LeeJae Young Ahn
    • Jae Kyun KwonHee Soo LeeJae Young Ahn
    • H04B15/00H04W72/00
    • H04J13/00H04B1/7103H04B2201/70702
    • A method of controlling base stations that is capable of suppressing inter-cell interference and efficiently utilizing available resources. According to one aspect, information received on path loss from a terminal is used to determine a time region for the terminal based on the path loss information. Communication with the terminal is performed within the determined time region. According to another aspect, information received on path loss from a terminal is used to determine a frequency region for the terminal based on the path loss information. Communication with the terminal is performed within the determined frequency region. According to yet another aspect, information received on path loss from a terminal is used to determine a code region for the terminal based on the path loss information. Communication with the terminal is performed within the determined code region.
    • 一种控制能够抑制小区间干扰并有效利用可用资源的基站的方法。 根据一个方面,使用从终端接收到的路径损耗的信息,基于路径损耗信息来确定终端的时间区域。 在确定的时间区域内执行与终端的通信。 根据另一方面,使用从终端接收到的路径损耗的信息,用于基于路径损耗信息确定终端的频率区域。 在确定的频率区域内执行与终端的通信。 根据另一方面,使用从终端接收到的路径损耗的信息,用于基于路径损耗信息来确定终端的代码区域。 在确定的代码区域内执行与终端的通信。
    • 5. 发明申请
    • METHOD FOR CONTROLLING INTERFERENCE IN AN OVERLAID NETWORK ENVIRONMENT
    • 控制超大网络环境干扰的方法
    • US20130229972A1
    • 2013-09-05
    • US13884236
    • 2011-11-08
    • Hee Soo LeeJae Young Ahn
    • Hee Soo LeeJae Young Ahn
    • H04W72/08
    • H04W72/082H04J11/005H04J2211/001H04L5/0007H04L5/0044H04L5/0073H04L5/0096H04W48/10H04W84/045
    • Disclosed is a method for controlling interference in a heterogeneous network environment. The method for controlling the inter-cell interference of a base station according to one aspect of the present invention comprises the following steps: transmitting, to a terminal, information relating to subframes in which a portion of a resource is to be punctured; transmitting, to the terminal, a relevant subframe in which a portion of a resource is punctured on the basis of the information relating to said subframes. A method for controlling the inter-cell interference of a base station according to another aspect of the present invention comprises the following steps: setting a resource for transmitting system information; and transmitting system information using only said resource for transmitting system information, or preferentially using said resource for transmitting system information when transmitting system information using a subframe designated as an almost blank subframe (ABS). Accordingly, inter-cell interference problems may be alleviated even in the event pieces of important system information, such as CRS, should be transmitted using an ABS.
    • 公开了一种用于控制异构网络环境中的干扰的方法。 根据本发明的一个方面的用于控制基站的小区间干扰的方法包括以下步骤:向终端发送与资源的一部分要被穿孔的子帧有关的信息; 基于与所述子帧有关的信息,向终端发送资源的一部分被删截的相关子帧。 根据本发明的另一方面的用于控制基站的小区间干扰的方法包括以下步骤:设置用于发送系统信息的资源; 以及使用仅用于发送系统信息的所述资源发送系统信息,或者在使用被指定为几乎空白的子帧(ABS))的子帧发送系统信息时优先使用所述资源发送系统信息。 因此,即使在使用ABS传送诸如CRS的重要系统信息的情况下,也可以减轻小区间干扰问题。
    • 8. 发明授权
    • Method and apparatus for controlling neighbor cell interference
    • 用于控制相邻小区干扰的方法和装置
    • US09100970B2
    • 2015-08-04
    • US13501646
    • 2010-10-12
    • Hee Soo LeeJae Young AhnNam Hoon Park
    • Hee Soo LeeJae Young AhnNam Hoon Park
    • H04B1/00H04W72/08
    • H04W72/082
    • A method for managing neighbor cell interference comprises: a step of measuring inter-cell interference control information by subframe units; and a step of transmitting the inter-cell interference control information measured by subframe units, to at least one neighbor cell for each of the subframes. The interference management method of the present invention dynamically performs neighbor cell interference management under the condition where neighbor cell interference changes in terms of time, thus improving performance of a system. Further, the interference management method of the present invention maps a wireless resource property pattern to a cell ID. Consequently, the system adopting the method of the present invention exhibits excellent performance in any environment.
    • 一种用于管理邻居小区干扰的方法包括:通过子帧单元测量小区间干扰控制信息的步骤; 以及将通过子帧单位测量的小区间干扰控制信息发送到每个子帧的至少一个相邻小区的步骤。 本发明的干扰管理方法在相邻小区干扰时间变化的情况下动态地执行相邻小区干扰管理,从而提高系统的性能。 此外,本发明的干扰管理方法将无线资源属性模式映射到小区ID。 因此,采用本发明方法的系统在任何环境中表现出优异的性能。
    • 9. 发明授权
    • Transmitter and frequency hopping method of the same
    • 发射机和跳频方法相同
    • US07936805B2
    • 2011-05-03
    • US11721274
    • 2005-12-07
    • Hee Soo LeeJae Young Ahn
    • Hee Soo LeeJae Young Ahn
    • H04B1/707
    • H04L5/0007H04L5/0037H04L5/0044H04L5/0062
    • Provided are a transmitter and a frequency hopping method thereof. The transmitter includes: a channel encoder outputting a bit stream of encoded information data; a symbol mapper outputting a symbol stream obtained by constellating the bit stream; a frequency allocation and hopping part determining a frequency to be allocated to the symbol stream; and a multi-carrier modulator loading and outputting the symbol stream output by the frequency allocation and hopping part on a multi-carrier, wherein the frequency allocation and hopping part comprises a logical frequency mapping part determining a frequency capable of optimally averaging adjacent cell interference, and a physical frequency mapping part mapping the determined frequency one-to-one and determining a frequency.
    • 提供了一种发射机及其跳频方法。 发射机包括:信道编码器,输出编码信息数据的比特流; 输出通过构成比特流而获得的符号流的符号映射器; 确定要分配给符号流的频率的频率分配和跳频部分; 以及多载波调制器,其加载并输出由多载波上的频率分配和跳频部分输出的符号流,其中所述频率分配和跳频部分包括确定能够最佳平均相邻小区干扰的频率的逻辑频率映射部分, 以及物理频率映射部分,将确定的频率一对一地映射并确定频率。
    • 10. 发明申请
    • TRANSMITTER AND FREQUENCY HOPPING METHOD OF THE SAME
    • 发射机及其频率选择方法
    • US20090238242A1
    • 2009-09-24
    • US11721274
    • 2005-12-07
    • Hee Soo LeeJae Young Ahn
    • Hee Soo LeeJae Young Ahn
    • H04B1/713
    • H04L5/0007H04L5/0037H04L5/0044H04L5/0062
    • Provided are a transmitter and a frequency hopping method thereof. The transmitter includes: a channel encoder outputting a bit stream of encoded information data; a symbol mapper outputting a symbol stream obtained by constellating the bit stream; a frequency allocation and hopping part determining a frequency to be allocated to the symbol stream; and a multi-carrier modulator loading and outputting the symbol stream output by the frequency allocation and hopping part on a multi-carrier, wherein the frequency allocation and hopping part comprises a logical frequency mapping part determining a frequency capable of optimally averaging adjacent cell interference, and a physical frequency mapping part mapping the determined frequency one-to-one and determining a frequency.
    • 提供了一种发射机及其跳频方法。 发射机包括:信道编码器,输出编码信息数据的比特流; 输出通过构成比特流而获得的符号流的符号映射器; 确定要分配给符号流的频率的频率分配和跳频部分; 以及多载波调制器,其加载并输出由多载波上的频率分配和跳频部分输出的符号流,其中所述频率分配和跳频部分包括确定能够最佳平均相邻小区干扰的频率的逻辑频率映射部分, 以及物理频率映射部分,将确定的频率一对一地映射并确定频率。