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    • 1. 发明申请
    • INTER-SYSTEM INTERFERENCE CONTROL
    • 系统间干扰控制
    • WO2009068727A1
    • 2009-06-04
    • PCT/FI2008/000135
    • 2008-11-28
    • NOKIA CORPORATIONHULKKONEN, JariTIROLA, EsaSÄILY, MikkoPAJUKOSKI, Kari
    • HULKKONEN, JariTIROLA, EsaSÄILY, MikkoPAJUKOSKI, Kari
    • H04B17/00H04W16/14H04B7/005H04W24/00
    • H04W16/14H04B17/345H04W52/243
    • It is provided a solution for controlling interference in a cellular telecommunication system. An interference controller of the cellular telecommunication utilizes interference level information received from another cellular telecommunication system in controlling interference towards a target cell suffering from high interference which degrades the grade of service in the target cell. The interference level information comprises information on levels of interference between neighboring cells of the other cellular telecommunication system. The interference controller analyzes the received interference level information and controls communication links in cells of the cellular telecommunication system determined to cause the highest interference towards the target cell. The cells determined to cause the highest interference towards the target cell are determined from the received interference level information.
    • 提供了一种用于控制蜂窝电信系统中的干扰的解决方案。 蜂窝电信的干扰控制器利用从另一个蜂窝电信系统接收的干扰电平信息来控制对遭受高干扰的目标小区的干扰,这降低了目标小区中的服务等级。 干扰电平信息包括关于另一蜂窝电信系统的相邻小区之间的干扰电平的信息。 干扰控制器分析接收到的干扰电平信息,并控制被确定为对目标小区造成最高干扰的蜂窝电信系统的小区中的通信链路。 从接收到的干扰等级信息确定确定对目标小区造成最高干扰的小区。
    • 7. 发明申请
    • OPTIMIZED UPLINK CONTROL SIGNALING FOR EXTENDED BANDWIDTH
    • 优化的上行链路控制信令扩展带宽
    • WO2010035117A1
    • 2010-04-01
    • PCT/IB2009/006945
    • 2009-09-23
    • NOKIA CORPORATIONCHE, Xiang GuangTIIROLA, EsaPAJUKOSKI, Kari
    • CHE, Xiang GuangTIIROLA, EsaPAJUKOSKI, Kari
    • H04W72/04
    • H04L5/0055H04L1/1861H04L5/001H04L5/0053H04L5/0092H04W72/0413H04W72/042
    • According to an embodiment a user equipment UE transmits uplink control signals using one or more chunks of uplink frequency spectrum that contain a simultaneous uplink shared channel; and for the case where there is no simultaneous uplink shared channel available, the UE transmits uplink control signals using only a single chunk of uplink frequency spectrum. In various embodiments the control signals are ACK/NACK control signals transmitted on an uplink control channel, the uplink shared channel comprises a chunk-specific uplink control channel, and each chunk comprises a component carrier of a LTE-A system. Downlink assignment index bits may be included in a downlink grant to the UE which indicates how many chunks in total are allocated in a current downlink subframe. The UE can also use ACK/NACK control signal bundling over chunks in addition to either or both of chunk- specific ACK/NACK control signals or ACK/NAK control signal multiplexing.
    • 根据实施例,用户设备UE使用包含同时上行链路共享信道的上行链路频谱的一个或多个块来发送上行链路控制信号; 并且对于没有同时的上行链路共享信道可用的情况,UE仅使用单个上行链路频谱块发送上行链路控制信号。 在各种实施例中,控制信号是在上行链路控制信道上发送的ACK / NACK控制信号,所述上行链路共享信道包括特定于块的上行链路控制信道,并且每个块包括LTE-A系统的分量载波。 下行链路分配索引比特可以包括在UE的下行链路许可中,该下行链路授权指示在当前下行链路子帧中分配了多少组块。 除了块特定ACK / NACK控制信号或ACK / NAK控制信号复用中的一个或两者之外,UE也可以使用块上的ACK / NACK控制信号捆绑。
    • 10. 发明申请
    • METHOD AND APPARATUS FOR GENERATING PILOT SEQUENCES TO REDUCE PEAK-TO-AVERAGE POWER RATIO
    • 用于产生引航序列以降低峰值平均功率比的方法和装置
    • WO2006129166A1
    • 2006-12-07
    • PCT/IB2006/001405
    • 2006-05-30
    • NOKIA CORPORATIONPAJUKOSKI, KariTIIROLA, Esa
    • PAJUKOSKI, KariTIIROLA, Esa
    • H04L27/26
    • H04L27/2613H04L27/262
    • Pilot signal sequences with a low Peak-to-average ratio are generated by a method comprising the steps of - providing a first signal sequence consisting of a first number, m, of signal ele-ments and known to have a frequency spectrum with either identical or nearly identical non-zero amplitude values in a first frequency interval, - performing an invertible first transformation of the first signal sequence into a first frequency spectrum in the first frequency interval, the first frequency spectrum consisting of m first frequency samples, - performing a second transformation of the first frequency spectrum into a second frequency spectrum consisting of n frequency samples in the first frequency interval, the n frequency samples being formed by the m first frequency samples and a third number, n minus m, of additional second frequency samples, which have zero amplitude, such that the second frequency spectrum has m frequency spikes dis-tributed over the second frequency interval, and - performing a third transformation, which forms an inverse of the first transformation, to the second frequency spectrum to obtain a second signal sequence forming the pilot signal sequence.
    • 通过包括以下步骤的方法生成具有低峰值平均比的导频信号序列: - 提供由信号元素的第一数量m组成的已知具有相同频谱的第一信号序列 或几乎相同的非零幅度值, - 在第一频率间隔中执行第一信号序列的可逆第一变换为第一频谱,第一频谱由m个第一频率样本组成, - 执行 所述第一频谱的第二变换为由所述第一频率间隔中的n个频率样本组成的第二频谱,所述n个频率样本由所述m个第一频率样本和第三个数字n减去m个附加的第二频率样本, 其具有零幅度,使得第二频谱具有在第二频率间隔上分布的m个频率尖峰,以及 - 执行形成第一变换的逆的第三变换到第二频谱,以获得形成导频信号序列的第二信号序列。