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    • 61. 发明授权
    • Cellular receiver and reception method
    • 蜂窝接收和接收方法
    • US07088699B1
    • 2006-08-08
    • US09445808
    • 1998-06-23
    • Ari HottinenJorma LillebergAntti ToskalaHarri Holma
    • Ari HottinenJorma LillebergAntti ToskalaHarri Holma
    • H04B1/707H04B7/216
    • H04B1/7105H04B1/712
    • The invention relates to a reception method and a receiver in a system comprising in each cell a base station communicating with terminals located in its area. A received signal comprises a sum signal of signals originating from several transmitters. The receiver comprises means for performing interference elimination and a simultaneous multi-user detection to the signal and means for searching signal parameters. In order to reduce the required computational capacity, the receiver further comprises means for removing the effect of the signals of the known users from the receives sum signal, and means for estimating the parameters of the unknown signals from a narrowband residual signal.
    • 本发明涉及一种系统中的接收方法和接收机,包括在每个小区中与与其区域中的终端进行通信的基站。 接收到的信号包括源自多个发射机的信号的和信号。 该接收机包括用于执行干扰消除和对信号的同时多用户检测的装置和用于搜索信号参数的装置。 为了减少所需的计算容量,接收机还包括用于从接收和信号中去除已知用户的信号的影响的装置,以及用于从窄带残差信号估计未知信号的参数的装置。
    • 62. 发明授权
    • System and method for improved uplink signal detection and reduced uplink signal power
    • 用于改进上行链路信号检测和减少上行链路信号功率的系统和方法
    • US07069038B2
    • 2006-06-27
    • US10776170
    • 2004-02-12
    • Hannu HäkkinenAntti Toskala
    • Hannu HäkkinenAntti Toskala
    • H04B7/00H04Q7/20
    • H04L1/1607H04L1/0081H04L1/08H04W52/286
    • System and methods for improved uplink signal detection where when a mobile device detects signaling indicating the presence of a packet for that mobile device from a network node, the mobile device may transmit one or more NACKs in a sub-frame before the one in which the mobile device would transmit the normal ACK/NACK for the packet. Additionally, the mobile device may transmit one or more NACKs in the sub-frame immediately following the normal ACK/NACK for a packet (unless a packet was transmitted in the immediately following sub-frame and successfully decoded by the mobile device, in which case an ACK would obviously be transmitted). Therefore, extra uplink (UL) interference is eliminated. Moreover, the amount that a network node must offset its ACK/NACK decision threshold is significantly reduced. This results in a reduction of required ACK power by a mobile device.
    • 用于改进的上行链路信号检测的系统和方法,其中当移动设备检测到指示来自网络节点的针对该移动设备的分组的信号的指示时,移动设备可以在子帧内发送一个或多个NACK, 移动设备将传送用于该分组的正常ACK / NACK。 此外,移动设备可以在紧随在分组的正常ACK / NACK之后的子帧中发送一个或多个NACK(除非分组在紧随的子帧中被发送并且被移动设备成功地解码,在这种情况下 肯定会传输ACK)。 因此,消除额外的上行链路(UL)干扰。 此外,网络节点必须抵消其ACK / NACK决定阈值的量显着减少。 这导致移动设备减少所需的ACK功率。