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    • 1. 发明申请
    • ALLOCATING CONTROL DATA TO USER EQUIPMENT
    • 向用户设备分配控制数据
    • WO2013060937A1
    • 2013-05-02
    • PCT/FI2012/051022
    • 2012-10-24
    • NOKIA CORPORATION
    • IRAJI, SassanMIAO, Honglei
    • H04W72/08
    • H04W72/042H04W72/08
    • A user equipment UE reports its UE-specific channel quality to the network (304). The network uses this to narrow a search space in which the UE looks for its downlink control signaling (306). In one embodiment the search space is defined by downlink signaling the network sends (308). The width of the search space may also select between types of downlink control signaling (for example, between PDCCH and E-PDCCH). In the specific examples described the poorest channel qualities result in the whole-bandwidth PDCCH being used while better channel qualities result in progressively narrower search spaces to look for an E-PDCCH.
    • 用户设备UE向网络(304)报告其UE专用信道质量。 网络使用它来缩小UE寻找其下行链路控制信令的搜索空间(306)。 在一个实施例中,搜索空间由网络发送的下行链路信令定义(308)。 搜索空间的宽度也可以选择下行链路控制信令的类型(例如,在PDCCH和E-PDCCH之间)。 在所描述的具体示例中,最差的信道质量导致使用全带宽PDCCH,而更好的信道质量导致搜索空间逐渐变窄以寻找E-PDCCH。
    • 2. 发明申请
    • CONTROLLING A MOBILE DEVICE
    • 控制移动设备
    • WO2014024004A1
    • 2014-02-13
    • PCT/IB2012/054064
    • 2012-08-09
    • NOKIA CORPORATIONMIAO, HongleiZHANG, Lili
    • MIAO, HongleiZHANG, Lili
    • H04W52/00H04W52/02
    • H04W52/0254H04W52/0258Y02D70/1242Y02D70/1262Y02D70/142Y02D70/144Y02D70/146Y02D70/164
    • A method comprises controlling a mobile device comprising one or more wireless interfaces, one or more applications that require the mobile device to communicate wirelessly, and a database, to perform measuring power consumption during wireless communication in each of a plurality of circumstances in which one or more conditions are present for plural combinations of the one or more applications, and the one or more wireless interfaces and/or available access points, for each measurement of power consumption, recording in the database the measured power consumption (4.5) along with: information on the associated one or more conditions, and indicators identifying the one of the one or more applications and the one of the one or more wireless interfaces and/or access points (4.1), detecting a requirement of a first one of the one or more applications for wireless communication (4.2), utilising the database and information on current conditions to identify the wireless interface and/or access point that might be expected to cause the lowest power consumption (4.3), and using the identified interface and/or access point to allow the first application to communicate wirelessly (4.4).
    • 一种方法包括控制包括一个或多个无线接口的移动设备,需要移动设备无线通信的一个或多个应用程序和数据库,以在多个情况下的每个环境中的无线通信期间执行测量功率消耗,其中一个或 对于一个或多个应用的​​多个组合以及一个或多个无线接口和/或可用接入点,针对每个功率消耗的测量存在更多的条件,在数据库中记录测量的功率消耗(4.5)以及:信息 在相关联的一个或多个条件上,以及标识所述一个或多个应用中的一个或多个无线接口和/或接入点(4.1)中的一个的指示符的指示符,检测所述一个或多个 无线通信应用(4.2),利用数据库和关于当前条件的信息来识别无线接口和/或交流 可能会导致最低功耗(4.3)的使用点,以及使用标识的接口和/或接入点允许第一个应用程序进行无线通信(4.4)。
    • 7. 发明申请
    • TRANSMIT DIVERSITY ON A CONTROL CHANNEL WITHOUT ADDITIONAL REFERENCE SIGNALS
    • 没有附加参考信号的控制通道上的发射多样性
    • WO2013153276A1
    • 2013-10-17
    • PCT/FI2013/050375
    • 2013-04-05
    • NOKIA CORPORATION
    • JÄNIS, PekkaMIAO, Honglei
    • H04L1/06H04B7/04H04B7/06H04B7/02
    • H04B7/046H04B7/0456H04B7/0626H04L1/04H04L1/0643H04W72/042
    • Disclosed is a method and an apparatus providing antenna port sharing and a demodulation reference signals(DMRS) based precoding scheme for a distributed enhanced physical downlink control channel (E-PDCCH)using,for example,spatial frequency block codes (SFBC)/ frequency selective transmit diversity (FSTD)transmit diversity. The method exhibits the same performance as SFBC/FSTD transmit diversity using un-precoded DMRS while not prohibiting another UEs'localized E-PDCCH to be potentially multiplexed in a same physical resource block (PRB) pair. The SFBC/ FSTD transmission is facilitated by mapping a subset of layers to DMRS ports used by other UEs for localized and beam formed transmission, while the precoders for the remaining layers are selected to be orthogonal to the other UEs precoders there by providing good performance while minimizing DMRS port usage. Specifically, no additional DMRS ports are needed for spatial diversity transmission
    • 公开了一种使用例如空间频率块码(SFBC)/频率选择性的分布式增强物理下行链路控制信道(E-PDCCH)提供天线端口共享和基于解调参考信号(DMRS)的预编码方案的方法和装置 发射分集(FSTD)发射分集。 该方法表现出与使用未预编码的DMRS的SFBC / FSTD发射分集相同的性能,同时不禁止另一个UE的本地化的E-PDCCH潜在地在相同的物理资源块(PRB)对中多路复用。 通过将层的子集映射到由其他UE用于局部化和波束形成的传输的DMRS端口来促进SFBC / FSTD传输,而通过提供良好的性能,剩余层的预编码器被选择为与其它UE预编码器正交, 最小化DMRS端口使用。 具体来说,空间分集传输不需要额外的DMRS端口
    • 8. 发明申请
    • JOINT FIRST REFERENCE SIGNAL AND SECOND REFERENCE SIGNAL BASED CHANNEL STATE INFORMATION FEEDBACK
    • 联合第一参考信号和第二参考信号基于信道状态信息反馈
    • WO2013093171A1
    • 2013-06-27
    • PCT/FI2011/051137
    • 2011-12-20
    • NOKIA CORPORATIONNOKIA SIEMENS NETWORKS OYFREDERIKSEN, FrankMIAO, Honglei
    • FREDERIKSEN, FrankMIAO, Honglei
    • H04L1/00H04L25/02H04L27/26H04B7/04H04B7/06
    • H04L5/0023H04B7/0626H04L1/0031H04L5/0048H04L5/0057H04L5/0091H04L25/03891
    • The exemplary embodiments of this invention improve channel state information (CSI) feedback quality from a user equipment (UE) by using two different reference signals, such as cell-specific reference signals(CRS) and channel state information reference signals (CSI-RS), for CSI measurement and associated reporting. In an embodiment a method includes determining if at least one criterion is satisfied; if the at least one criterion is satisfied combining a first channel estimate based on a received CRS with a second channel estimate based on a received CSI-RS; and transmitting a CSI report to a network access node, where the channel state information report being based on the combined first channel estimate and second channel estimate. The determining of whether the at least one criterion is satisfied includes determining if the received cell-specific reference signal and the received channel state information reference signal were transmitted from the same antenna port of the network access node. In one embodiment this determination is made by the UE, while in another embodiment the UE receives signaling the network access node that explicitly indicates that the cell-specific reference signal and the channel state information reference signal are transmitted from the same antenna port.
    • 本发明的示例性实施例通过使用诸如小区特定参考信号(CRS)和信道状态信息参考信号(CSI-RS)两个不同的参考信号来改善来自用户设备(UE)的信道状态信息(CSI)反馈质量, ,用于CSI测量和相关报告。 在一个实施例中,一种方法包括确定是否满足至少一个标准; 如果满足所述至少一个准则,则基于所接收的CSI-RS将基于接收到的CRS的第一信道估计与第二信道估计相结合; 以及向网络接入节点发送CSI报告,其中信道状态信息报告基于组合的第一信道估计和第二信道估计。 确定是否满足至少一个准则包括确定接收的小区特定参考信号和接收到的信道状态信息参考信号是否从网络接入节点的相同天线端口发送。 在一个实施例中,该确定由UE进行,而在另一实施例中,UE接收信令,明确地指示小区特定参考信号和信道状态信息参考信号从相同天线端口发送。