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    • 73. 发明申请
    • PERFORMING COORDINATED MULTIPOINT TRANSMISSION AND RECEPTION (COMP) IN A WIRELESS COMMUNICATION NETWORK
    • 在无线通信网络中执行协调的多点传输和接收(COMP)
    • WO2012126514A1
    • 2012-09-27
    • PCT/EP2011/054288
    • 2011-03-22
    • TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)BURSTRÖM, PerHAGERMAN, BoSKILLERMARK, PerSIMONSSON, ArneDE BRUIN, Peter
    • BURSTRÖM, PerHAGERMAN, BoSKILLERMARK, PerSIMONSSON, ArneDE BRUIN, Peter
    • H04W72/12
    • H04B7/024H04L5/0035H04W8/186H04W16/24H04W24/00H04W72/121
    • The present invention relates to the field of coordinated multipoint transmission and reception (CoMP) in wireless communication networks, in particular to methods, an apparatus, and a network node for use in performing coordinated data transmissions in a wireless communication network. A method for use in a network node for coordinating data transmission to user equipments in a wireless communication network, wherein the wireless communication network comprising at least two access nodes each access node having one or more antennas and being arranged to perform coordinated data transmissions to user equipments is provided. The method comprising: obtaining signal strength values associated with the one or more antennas of the at least two access nodes for a number of user equipments; arranging the number of user equipments into one or more groups of user equipments and associating each of the one or more groups of user equipments with a sub-set of the one or more antennas of the at least two access nodes based on the obtained signal strength values; and coordinating data transmission performed by the at least two access nodes to each of the one or more groups of user equipments based on the subset of the one or more antennas of the at least two access nodes associated with each group of user equipments, respectively.
    • 本发明涉及无线通信网络中的协调多点发送和接收(CoMP)领域,特别涉及用于在无线通信网络中执行协调数据传输的方法,装置和网络节点。 一种用于在网络节点中用于协调无线通信网络中的用户设备的数据传输的方法,其中所述无线通信网络包括至少两个接入节点,每个接入节点具有一个或多个天线的接入节点,并且被布置成对用户执行协调的数据传输 提供设备。 该方法包括:获得与多个用户设备的至少两个接入节点的一个或多个天线相关联的信号强度值; 将用户设备的数量设置为一组或多组用户设备,并且基于所获得的信号强度将所述一个或多个用户设备组中的每一个与所述至少两个接入节点中的一个或多个天线的子集相关联 值; 以及基于与每组用户设备相关联的所述至少两个接入节点中的一个或多个天线的子集分别将所述至少两个接入节点执行的数据传输协调到所述一个或多个用户设备组中的每一个。
    • 74. 发明申请
    • A COMMUNICATION SYSTEM NODE WITH IMPROVED INTERFERENCE SITUATION
    • 具有改进的干扰情况的通信系统节点
    • WO2011134488A1
    • 2011-11-03
    • PCT/EP2010/055526
    • 2010-04-26
    • TELEFONAKTIEBOLAGET L M ERICSSON (publ)DERNERYD, AndersJOHANSSON, MartinSIMONSSON, Arne
    • DERNERYD, AndersJOHANSSON, MartinSIMONSSON, Arne
    • H04W16/28
    • H04W16/28
    • The present invention relates to a node (1) in a wireless communication system (2) comprising at least a first cell region (3a) and a second cell region (3b), where cell borders (11, 12) delimit between different cell regions (3a, 3b, 3c). The node (1) comprises at least a first antenna function (4a) with a first antenna radiation lobe (5a) and a second antenna function (6a) with a second antenna radiation lobe (7a), the radiation lobes (5a, 7a) being arranged to cover the first cell region (3a) at the same time. For each cell region (3a, 3b, 3c), only one of the antenna radiation lobes (5a, 7a) is intended for communication at each cell border (11, 12). Furthermore, the first antenna radiation lobe (5a) is arranged for signals at a first frequency band (f1), and the second antenna radiation lobe (7a) is arranged for signals at at least a second frequency band (f2), where, for each cell region (3a, 3b, 3c), only one antenna radiation lobe is intended for communication at each cell border (11, 12, 13; 24, 25).
    • 本发明涉及无线通信系统(2)中的节点(1),其包括至少第一小区区域(3a)和第二小区区域(3b),其中小区边界(11,12)在不同小区区域 (3a,3b,3c)。 节点(1)至少包括具有第一天线辐射波瓣(5a)的第一天线功能(4a)和具有第二天线辐射波瓣(7a)的第二天线功能(6a),辐射波瓣(5a,7a) 被布置成同时覆盖第一单元区域(3a)。 对于每个单元区域(3a,3b,3c),仅在天线辐射波瓣(5a,7a)中的一个用于在每个单元边界(11,12)处进行通信。 此外,第一天线辐射波瓣(5a)被布置用于处于第一频带(f1)的信号,并且第二天线辐射波瓣(7a)被布置用于在至少第二频带(f2)处的信号,其中,对于 每个单元区域(3a,3b,3c)中,只有一个天线辐射波瓣用于在每个单元边界(11,12,13; 24,25)处进行通信。
    • 75. 发明申请
    • A NODE IN A WIRELESS COMMUNICATION SYSTEM WITH DIFFERENT ANTENNA DIVERSITY METHODS FOR UPLINK AND DOWNLINK
    • 无线通信系统中的节点,具有上行和下行链路的不同天线多样性方法
    • WO2010139353A1
    • 2010-12-09
    • PCT/EP2009/056697
    • 2009-06-01
    • TELEFONAKTIEBOLAGET L M ERICSSON (publ)ATHLEY, FredrikJOHANSSON, MartinLANDSTRÖM, SaraSIMONSSON, Arne
    • ATHLEY, FredrikJOHANSSON, MartinLANDSTRÖM, SaraSIMONSSON, Arne
    • H04B7/06H04B7/08H04B7/10
    • H04B7/0871H04B7/0617H04B7/0689H04B7/0837H04B7/10
    • The present invention relates to anode (1) in a wireless communication system, the node (1) comprisingat leasta first, a second and a third antenna function (2, 2'; 3, 3'; 4, 4'). A first and second downlink signal (Tx1, Tx2), and a first and seconduplink signal (Rx1, Rx2) are transferred via said antenna functions (2, 3, 4; 2', 3', 4'), which together form a first total antenna function (A1, A1') and a second total antenna function (A2, A2'). The first and second downlink signals (Tx1, Tx2) are transferred via the first total antenna function (A1, A1'), and the first and second uplink signal (Rx1, Rx2) are transferred via the second total antenna function (A2, A2'). The second downlink signal (Tx2) and the second uplink signal (Rx2) are transferred via a common connection (5, 5') connected to a filter means (6, 6') which is arranged for separatingthesesignals (Tx2, Rx2) toconnect them to different antenna functions. The present invention also relates to a corresponding method.
    • 本发明涉及无线通信系统中的阳极(1),节点(1)至少包括第一,第二和第三天线功能(2,2'; 3,3'; 4,4')。 经由所述天线功能(2,3,4; 2',3',4')传送第一和第二下行链路信号(Tx1,Tx2)以及第一和第二上行链路信号(Rx1,Rx2),它们一起形成 第一总天线功能(A1,A1')和第二总天线功能(A2,A2')。 经由第一总天线功能(A1,A1')传送第一和第二下行链路信号(Tx1,Tx2),并且经由第二总天线功能(A2,A2)传送第一和第二上行链路信号(Rx1,Rx2) “)。 第二下行链路信号(Tx2)和第二上行链路信号(Rx2)经由连接到滤波器装置(6,6')的公共连接(5,5')传送,滤波器装置(6,6')被布置用于分离信号(Tx2,Rx2)以将它们连接 到不同的天线功能。 本发明还涉及相应的方法。
    • 79. 发明申请
    • METHOD AND BASE STATION FOR HANDOVER CONTROL IN A HETEROGENOUS NETWORK HAVING CELL LAYERS WITH DIFFERENT, I.E. SYMMETRIC AND ASYMMETRIC, UPLINK (UL) AND DOWNLINK (DL) RESOURCE ALLOCATIONS
    • 在具有不同的细胞层的异质网络中进行切换控制的方法和基站 对比和不对称,上拉(UL)和下行(DL)资源分配
    • WO2012166029A1
    • 2012-12-06
    • PCT/SE2011/050688
    • 2011-06-01
    • TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)RUNE, JohanLANDSTRÖM, SaraSIMONSSON, Arne
    • RUNE, JohanLANDSTRÖM, SaraSIMONSSON, Arne
    • H04W36/04H04W36/22H04W36/00
    • H04W36/26H04W36/0083H04W36/04H04W36/22
    • The present invention relates to a base station (BS) and to a method for controlling handover in a wireless communication system. The BS is serving a first cell in a first cell layer overlapping with a second cell layer wherein the first cell has a different distribution of configured amounts of uplink and downlink resources than a second cell in the second cell layer. The method comprises monitoring (410) amounts of uplink and downlink resources used by a first user equipment in the first cell. It also comprises adjusting (420) at least one parameter controlling a handover of the first user equipment to a second cell in the second cell layer, based on the monitored amounts of uplink and downlink resources used by the first user equipment, and on information regarding configured amounts of uplink and downlink resources in the first and the second cell respectively. This is done such that it is more likely that the first user equipment will be served by one of the first and second cells with a good match to a distribution of the monitored amounts of uplink and downlink resources with regards to a distribution of the configured amounts of uplink and downlink resources.
    • 本发明涉及一种基站(BS)和一种用于在无线通信系统中控制切换的方法。 BS正在与第二小区层重叠的第一小区层中的第一小区服务,其中第一小区具有与第二小区层中的第二小区相比上行链路和下行链路资源的配置量的不同分布。 该方法包括监视(410)第一小区中的第一用户设备使用的上行链路和下行链路资源的数量。 它还包括基于所监视的第一用户设备使用的上行链路和下行链路资源的数量以及关于第一用户设备所使用的信息的数量,调整(420)至少一个控制第一用户设备到第二小区层中的第二小区的切换的参数 分别配置第一和第二小区中的上行链路和下行链路资源的数量。 这样做使得第一用户设备将更有可能由第一和第二小区中的一个小区与所监视的上行链路和下行链路资源量的分布与配置的数量的分布相匹配 的上行链路和下行链路资源。