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21. 发明申请

WO2015169366A1 BEAM FORMING USING AN ANTENNA ARRANGEMENT 审中-公开
标题翻译：使用天线布置的光束形成
公开(公告)号：WO2015169366A1
公开(公告)日：2015-11-12
申请号：PCT/EP2014/059440
申请日：2014-05-08
申请人： TELEFONAKTIEBOLAGET L M ERICSSON (publ)
发明人： PETERSSON, Sven , ATHLEY, Fredrik
IPC分类号： H04B7/06 , H04W16/28 , H04B7/08
CPC分类号： H04B7/0626 , H01Q21/061 , H04B7/0417 , H04B7/0491 , H04B7/0617 , H04B7/086 , H04L5/0026 , H04L5/0048 , H04W16/28
摘要： There is provided beam forming using an antenna array. The antenna array is configured to transmit across an angular sector. The angular sector is divided into at least two sub-sectors by respective port weights being applied to respective physical antenna ports of the antenna array. A respective set of virtual antenna ports is determined for each sub-sector. A first set of reference signals for acquiring channel state information on the set of virtual antenna ports is alternatingly transmitted in each one of the at least two sub-sectors.
摘要翻译：提供使用天线阵列的波束形成。天线阵列被配置为跨角度扇区传输。通过将相应的端口权重施加到天线阵列的相应物理天线端口将角扇区划分为至少两个子扇区。为每个子扇区确定相应的一组虚拟天线端口。在所述至少两个子扇区中的每一个中交替地发送用于获取所述虚拟天线端口集合上的信道状态信息的第一组参考信号。

22. 发明申请

WO2015082000A1 A WIRELESS COMMUNICATION SYSTEM NODE WITH RE-CONFIGURABLE ANTENNA DEVICES 审中-公开
标题翻译：无线通信系统节点与可重新配置的天线设备
公开(公告)号：WO2015082000A1
公开(公告)日：2015-06-11
申请号：PCT/EP2013/075590
申请日：2013-12-04
申请人： TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)
发明人： ATHLEY, Fredrik , JOHANSSON, Martin , NILSSON, Andreas
IPC分类号： H01Q1/24 , H01Q3/28 , H01Q3/30 , H01Q5/00 , H01Q21/26
CPC分类号： H01Q3/30 , H01Q1/246 , H01Q3/28 , H01Q5/00 , H01Q21/26
摘要： The present invention relates to anode (1) in a wireless communication system (W), where the node (1) comprises at least one antenna arrangement (2). Each antenna arrangement (2) comprises a first (3), second (4), third (5) and fourth (6) antenna device positioned one after the other. Each antenna device (3, 4, 5, 6) comprises at least a corresponding first antenna port (11, 12, 13, 14) connected to a first polarization (P1) of the corresponding antenna device (3, 4, 5, 6), the first antenna device (3) and the second antenna device (4) forming a first antenna device pair (15), and the third antenna device (5) and the fourth antenna device (6) forming a second antenna device pair (16). For each antenna device pair (15, 16), the first antenna ports (11, 12; 13, 14) are at least indirectly connected to at least one respective controllable power divider/combiner (17, 18) having a respective common port (19, 20). Each controllable power divider/combiner (17, 18) is arranged to adjust and/or set a corresponding power relation (R1, R2) between the first antenna ports (11, 12; 13, 14) of the corresponding antenna device pair (15, 16) for power received and/or transmitted at its common port (19, 20).
摘要翻译：本发明涉及无线通信系统（W）中的阳极（1），其中节点（1）包括至少一个天线装置（2）。每个天线装置（2）包括一个接一个地定位的第一（3），第二（4），第三（5）和第四（6）天线装置。每个天线装置（3,4,5,6）至少包括相应的第一天线端口（11,12,13,14），其连接到对应的天线装置（3,4,5,6）的第一极化（P1）），形成第一天线装置对（15）的第一天线装置（3）和第二天线装置（4）以及形成第二天线装置对的第三天线装置（5）和第四天线装置（6） 16）。对于每个天线装置对（15,16），第一天线端口（11,12; 13,14）至少间接连接到至少一个相应的可控功率分配器/组合器（17,18），其具有相应的公共端口 19，20）。每个可控功率分配器/组合器（17,18）被布置成在对应的天线装置对（15）的第一天线端口（11,12; 13,14）之间调整和/或设置相应的功率关系（R1，R2），16）用于在其公共端口（19,20）处接收和/或发送的功率。

23. 发明申请

WO2014206443A1 A NODE IN A WIRELESS COMMUNICATION SYSTEM WHERE ANTENNA BEAMS MATCH THE SECTOR WIDTH 审中-公开
标题翻译：无线通信系统中的节点，其中天线与主体宽度匹配
公开(公告)号：WO2014206443A1
公开(公告)日：2014-12-31
申请号：PCT/EP2013/063164
申请日：2013-06-24
申请人： TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)
发明人： ATHLEY, Fredrik , PETERSSON, Sven
IPC分类号： H04B7/04 , H04B7/06 , H04W16/24 , H04W16/28 , H01Q1/24 , H01Q3/30
CPC分类号： H04B7/0617 , H01Q1/246 , H01Q3/26 , H01Q3/40 , H04B7/0456 , H04B7/0691
摘要： The present invention relates to a node (1) in a wireless communication system (W), The node (1) comprises an antenna arrangement (2) with at least three physical antenna elements (3, 4, 5, 6, 7, 8) and a first beam-forming network (9). Each physical antenna element (3, 4, 5, 6, 7, 8) has a corresponding physical phase center (11, 12, 13, 14, 15, 16) and antenna port (17, 18, 19, 20, 21, 22). The physical phase centers (11, 12, 13, 14, 15, 16) are separated by corresponding physical distances (d 1 , d 2 , d 3 , d 4 , d 5 ), and the physical antenna ports (17, 18, 19, 20, 21, 22) are connected to the first beam-forming network (9). The first beam-forming network (9) is arranged to transform said physical antenna ports (17, 18, 19, 20, 21, 22) to at least two virtual antenna ports (23, 24, 25, 26) which correspond to virtual antenna elements. Each virtual antenna element has a certain virtual phase center where the virtual phase centers are separated by corresponding virtual distances, where the physical distances (d 1 , d 2 , d 3 , d 4 , d 5 ) differ from the virtual distances. The present invention also relates to a corresponding method.
摘要翻译：本发明涉及无线通信系统（W）中的节点（1）。节点（1）包括具有至少三个物理天线元件（3,4,5,6,7,8）的天线装置（2））和第一波束形成网络（9）。每个物理天线元件（3,4,5,6,7,8）具有对应的物理相位中心（11,12,13,14,15,16）和天线端口（17,18,19,20,21， 22）。物理相位中心（11,12,13,14,15,16）被相应的物理距离（d1，d2，d3，d4，d5）和物理天线端口（17,18,19,20,21）分开，22）连接到第一波束形成网络（9）。第一波束形成网络（9）被布置成将所述物理天线端口（17,18,19,20,21,22）转换成对应于虚拟的至少两个虚拟天线端口（23,24,25,26）天线元件每个虚拟天线元件具有一定的虚拟相位中心，其中虚拟相位中心由相应的虚拟距离分开，其中物理距离（d1，d2，d3，d4，d5）与虚拟距离不同。本发明还涉及相应的方法。

24. 发明申请

WO2012022372A1 A METHOD FOR DETERMINING PRECODING WEIGHTS 审中-公开
标题翻译：一种确定加权重量的方法
公开(公告)号：WO2012022372A1
公开(公告)日：2012-02-23
申请号：PCT/EP2010/061905
申请日：2010-08-16
申请人： Telefonaktiebolaget LM Ericsson (publ) , NILSSON, Andreas , ATHLEY, Fredrik
发明人： NILSSON, Andreas , ATHLEY, Fredrik
IPC分类号： H04B7/06 , H04B7/04
CPC分类号： H04B7/0456 , H04B7/0452 , H04B7/0617 , H04B7/0634 , H04B7/0639 , H04B7/0695
摘要： The present invention relates to a method for determining precoding weights between a base station and one user equipment in a communication network. The base station is provided with an antenna structure having multiple antennas, and the antenna structure provides coverage in a coverage area. The precoding weights are stored in a codebook available to the base station and the user equipment. The method comprises: selecting to use a part of the coverage area; determining, at the base station, a subset of precoding weights stored in the codebook generating at least one precoding beam within the selected part of the coverage area; and informing the one user equipment of the determined subset of precoding weights generating the at least one precoding beam within the selected part of the coverage area.
摘要翻译：本发明涉及一种用于确定通信网络中的基站与一个用户设备之间的预编码权重的方法。基站设置有具有多个天线的天线结构，天线结构在覆盖区域中提供覆盖。预编码权重存储在可用于基站和用户设备的码本中。该方法包括：选择使用覆盖区域的一部分; 在所述基站处确定存储在所述码本中的所述预编码权重的子集，其生成所述覆盖区域的所选部分内的至少一个预编码波束; 以及向所述一个用户设备通知所确定的在所述覆盖区域的所选部分内生成所述至少一个预编码波束的预编码权重子集。

25. 发明申请

WO2012003860A1 METHOD AND ARRANGEMENT FOR REDUCING INTERFERENCE AND ENHANCING COVERAGE 审中-公开
标题翻译：减少干扰和增强覆盖的方法和装置
公开(公告)号：WO2012003860A1
公开(公告)日：2012-01-12
申请号：PCT/EP2010/059612
申请日：2010-07-06
申请人： TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) , NILSSON, Andreas , ATHLEY, Fredrik , PERSSON, Patrik
发明人： NILSSON, Andreas , ATHLEY, Fredrik , PERSSON, Patrik
IPC分类号： H04B7/06 , H04W16/28 , H04B7/02 , H04W52/14 , H04W52/24
CPC分类号： H04W52/243 , H04B7/024 , H04B7/0617 , H04B7/0626 , H04W52/10 , H04W52/143
摘要： In a method of controlling downlink transmitting power and antenna coverage of base stations in a communication system, the system comprising a plurality of base stations and a plurality of user equipment each associated with at least one of the plurality of base stations, providing (S10) interference and noise information for each of at least a subset of the plurality of user equipment. Subsequently, identifying (S20) at least one interfering base station for at least one user equipment of the subset, and jointly analyzing (S30) the provided interference and noise information for the subset together with the identified at least one interfering base station. Finally, jointly adapting (S40) a transmitting power level and/ or an antenna beam of the at least one identified interfering base stations based on the analysis, to provide reduced power consumption and increased coverage in the communication system.
摘要翻译：在控制通信系统中的基站的下行发射功率和天线覆盖的方法中，所述系统包括多个基站和多个用户设备，每个基站与多个基站中的至少一个基站相关联，提供（S10）用于多个用户设备的至少一个子集中的每一个的干扰和噪声信息。随后，识别（S20）用于该子集的至少一个用户设备的至少一个干扰基站，并且与所识别的至少一个干扰基站一起共同分析（S30）所提供的该子集的干扰和噪声信息。最后，基于分析，联合地（S40）所述至少一个识别的干扰基站的发射功率电平和/或天线波束，以提供通信系统中的降低的功率消耗和增加的覆盖。

26. 发明申请

WO2008066436A1 A MICROWAVE SPARSE ARRAY ANTENNA ARRANGEMENT 审中-公开
标题翻译：微波阵列天线布置
公开(公告)号：WO2008066436A1
公开(公告)日：2008-06-05
申请号：PCT/SE2006/050532
申请日：2006-11-30
申请人： TELEFONAKTIEBOLAGET LM ERICSSON (publ) , LINDGREN, Ulf , ATHLEY, Fredrik
发明人： LINDGREN, Ulf , ATHLEY, Fredrik
IPC分类号： H01Q21/06
CPC分类号： H01Q21/06 , H01Q1/523 , H01Q3/24 , H01Q21/065 , H01Q21/20
摘要： The present invention relates to a microwave array antenna arrangement (1, 20, 35, 43) comprising at least two groups (2, 3, 4; 21 , 22; 36; 44, 45) of antenna elements and at least two antenna elements (5, 6, 7, 8, 9, 10, 11 , 12, 13; 23, 24, 25, 26, 27, 28, 29, 30; 37, 38, 39) in each group (2, 3, 4; 21, 22; 36; 44, 45). All groups (2, 3, 4; 21 , 22; 36; 44, 45) comprise an equal amount of antenna elements 5, 6, 7, 8, 9, 10, 11 , 12, 13; 23, 24, 25, 26, 27, 28, 29, 30; 37, 38, 39), where the arrangement further comprises one radio chain (14, 15, 16; 31 , 32; 41 ; 51 , 52) for each group (2, 3, 4; 21 , 22; 36; 44, 45) of antenna elements. The arrangement also comprises one switch (17, 18, 19; 33, 34; 42; 53, 54) for each radio chain (14, 15, 16; 31 , 32; 41 ; 51 , 52), the switches (17, 18, 19; 33, 34; 42; 53, 54) being arranged for cyclically connecting each radio chain (14, 15, 16; 31 , 32; 41 ; 51 , 52) to the antenna elements (5, 6, 7, 8, 9, 10, 11 , 12, 13; 23, 24, 25, 26, 27, 28, 29, 30; 37, 38, 39) in each respective group (2, 3, 4; 21 , 22; 36; 44, 45) of antenna elements.
摘要翻译：本发明涉及一种包括天线元件的至少两个组（2,3,4; 21,22; 36; 44,45）和至少两个天线元件的微波阵列天线装置（1,20,35,43）（2,3,6,4,5,6,7,8,9,10,11,12,13; 23,24,25,26,27,28,29,30,37,38,39）在每组（2,3,4 ; 21,22; 36; 44，45）。所有组（2,3,4; 21,22; 36; 44,45）包括相等数量的天线元件5,6,7,8,9,10,11,12,13; 23，24，25，26，27，28，29，30; 37,38,39），其中所述装置进一步包括用于每组（2,3,4; 21,22; 36; 44，44）的一个无线电链条（14,15,16; 31,32; 41; 51,52） 45）天线元件。该装置还包括用于每个无线电链（14,15,16; 31,32; 41; 51,52）的一个开关（17,18,19; 33,34; 42; 53,54） 18，19; 33,34; 42; 53,54）被布置用于将每个无线电链（14,15,16; 31,32; 41; 51,52）循环地连接到天线元件（5,6,7， 8,29,28,29,30,37,38,39）在各自的组（2,3,4; 21,22; 36 ; 44,45）的天线元件。

27. 发明申请

WO2011096862A1 METHOD AND ARRANGEMENT IN A WIRELESS COMMUNICATION SYSTEM 审中-公开
标题翻译：无线通信系统中的方法和布置
公开(公告)号：WO2011096862A1
公开(公告)日：2011-08-11
申请号：PCT/SE2010/050137
申请日：2010-02-05
申请人： TELEFONAKTIEBOLAGET LM ERICSSON (publ) , ALM, Martin , ATHLEY, Fredrik , ERIKSSON, Erik , LUNDEVALL, Magnus , SIMONSSON, Arne
发明人： ALM, Martin , ATHLEY, Fredrik , ERIKSSON, Erik , LUNDEVALL, Magnus , SIMONSSON, Arne
IPC分类号： H04L1/00
CPC分类号： H04L1/0009 , H04L1/0003 , H04L1/0019 , H04L1/0026 , H04L1/1607 , H04W24/02 , H04W72/085
摘要： Method and arrangement in a network entity for supporting link adaptation in a wireless communication system. The method comprises obtaining 204 one or more predicted parameters related to the quality of a radio link. The method further comprises measuring 206 one or more actual parameters, corresponding to the one or more predicted parameters. The method further comprises deriving 208 one or more error distributions based on the difference between the predicted and actual one or more parameters, from which error distributions a link adaptation margin estimate is derived, based on a predetermined radio link quality target. The link adaptation margin estimate is then used for supporting link adaptation for the radio link.
摘要翻译：网络实体中用于支持无线通信系统中的链路自适应的方法和装置。该方法包括获得与无线电链路的质量相关的一个或多个预测参数。该方法还包括测量206个对应于一个或多个预测参数的一个或多个实际参数。该方法还包括：基于预测的和实际的一个或多个参数之间的差异，基于预定的无线电链路质量目标从中导出208个一个或多个误差分布，基于预定的无线电链路质量目标从中导出链路适应裕度估计的误差分布。然后，链路适配余量估计用于支持无线电链路的链路自适应。

28. 发明申请

WO2009106090A1 A METHOD OF AND A DEVICE FOR PRECODING TRANSMIT DATA SIGNALS IN A WIRELESS MIMO COMMUNICATION SYSTEM 审中-公开
标题翻译：用于在无线MIMO通信系统中预测传输数据信号的方法和装置
公开(公告)号：WO2009106090A1
公开(公告)日：2009-09-03
申请号：PCT/EP2008/001466
申请日：2008-02-25
申请人： TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) , COLDREY, Mikael , ATHLEY, Fredrik , LINDGREN, Ulf , PETERSSON, Sven, Oscar
发明人： COLDREY, Mikael , ATHLEY, Fredrik , LINDGREN, Ulf , PETERSSON, Sven, Oscar
IPC分类号： H04B7/04 , H04B7/06
CPC分类号： H04B7/0426 , H04B7/0617
摘要： A method of and a precoding device and a communication device for precoding transmit data signals in a wireless Multiple-Input Multiple-Output, MIMO, channel transmission scheme for maximizing channel capacity of the MIMO system given available amounts of transmit power. The precoding is expressed in a complex precoding matrix (W), which is calculated involving individual transmit power constraints of the multiple outputs (71,..., 7t) of the MIMO channel. The individual transmit power constraints are comprised of predetermined individual output transmit power amplifier (PA1,..., PAt) limitations.
摘要翻译：一种预编码装置和通信装置的方法，用于在无线多输入多输出MIMO信道传输方案中预编码发射数据信号，用于在给定可用的发射功率量下最大化MIMO系统的信道容量。预编码在复数预编码矩阵（W）中表示，该复编码矩阵被计算涉及MIMO信道的多个输出（71，...，7t）的各个发射功率约束。单个发射功率约束由预定的单独输出发射功率放大器（PA1，...，PAt）限制组成。

29. 发明申请

WO2012079632A1 METHODS AND ARRANGEMENTS FOR WIDEBAND PRECODING 审中-公开
标题翻译：宽带预付的方法和安排
公开(公告)号：WO2012079632A1
公开(公告)日：2012-06-21
申请号：PCT/EP2010/069826
申请日：2010-12-15
申请人： TELEFONAKTIEBOLAGET LM ERICSSON (publ) , NILSSON, Andreas , ATHLEY, Fredrik
发明人： NILSSON, Andreas , ATHLEY, Fredrik
IPC分类号： H04B7/06 , H04B7/08
CPC分类号： H04B7/0456 , H04B7/0617 , H04B7/0632 , H04B7/086 , H04L25/03828
摘要： The present invention relates to a network node and a mobile node, and to related methods for wideband precoding. The methods comprise determining a phase compensation vector which is frequency dependent for the at least one predefined precoding weight vector in a precoding codebook for multi-antenna transmission. The methods further comprise determining a second precoding weight vector which is phase compensated by multiplying the at least one predefined precoding weight vector by the phase compensation vector.
摘要翻译：本发明涉及网络节点和移动节点，以及涉及宽带预编码的方法。所述方法包括确定用于多天线传输的预编码码本中的至少一个预定义预编码权重向量的频率相关的相位补偿向量。所述方法还包括：通过将所述至少一个预定义的预编码权重向量乘以所述相位补偿向量来确定相位补偿的第二预编码权重向量。

30. 发明申请

WO2008111882A1 AN ARRAY ANTENNA ARRANGEMENT 审中-公开
标题翻译：阵列天线布置
公开(公告)号：WO2008111882A1
公开(公告)日：2008-09-18
申请号：PCT/SE2007/050140
申请日：2007-03-09
申请人： TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) , LINDGREN, Ulf , ATHLEY, Fredrik
发明人： LINDGREN, Ulf , ATHLEY, Fredrik
IPC分类号： H01Q3/26 , G01S5/02
CPC分类号： G01S3/043 , G01S3/74
摘要： The present invention relates to an array antenna arrangement (9) comprising at least two antenna sub-arrays and at least one antenna element (1, 2, 3, 4, 5, 6) in each antenna sub-array. The array antenna arrangement (9) is adapted for calculation of a total covariance matrix (R) of a received signal vector (x). The array antenna arrangement (9) further comprises at least one switch (10, 11), where the number of switches corresponds to the number of antenna elements in each antenna sub-array. Each switch (10, 11) is connected to a respective radio chain (12, 13), and is arranged to connect the antenna elements of a respective corresponding antenna sub-array to the respective radio chain (10, 11) cyclically. At least one full switch cycle, comprising a set of received signals for each switch configuration, is carried out for a calculation of the total covariance matrix (R). The present invention also relates to a corresponding method.
摘要翻译：本发明涉及一种阵列天线装置（9），其包括至少两个天线子阵列和每个天线子阵列中的至少一个天线元件（1,2,3,4,5,6）。阵列天线装置（9）适于计算接收信号矢量（x）的总协方差矩阵（R）。阵列天线布置（9）还包括至少一个开关（10,11），其中开关的数量对应于每个天线子阵列中的天线元件的数量。每个开关（10,11）连接到相应的无线电链路（12,13），并且被布置成将各个对应的天线子阵列的天线元件循环地连接到相应的无线电链路（10,11）。执行包括用于每个开关配置的一组接收信号的至少一个完整的开关周期以用于计算总协方差矩阵（R）。本发明还涉及相应的方法。

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