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    • 8. 发明申请
    • NOISE ESTIMATION FILTER
    • 噪声估计滤波器
    • WO2013003589A2
    • 2013-01-03
    • PCT/US2012044643
    • 2012-06-28
    • INTEL CORPDORON AYELETKRAVTSOV VLADIMIRLOMNITZ YUVAL
    • DORON AYELETKRAVTSOV VLADIMIRLOMNITZ YUVAL
    • H04B17/345H04L25/0242H04L25/0248
    • A noise estimation filter for an orthogonal frequency-division multiplexed (OFDM) system can include a filter bank module, a coefficient squaring module, and a summing module. The filter bank module can multiply a unitary vector by an OFDM signal vector to generate scalar products of the OFDM signal vector. The coefficient squaring module can square the scalar products and weight the scalar products to generate a plurality of weighted single estimates. The coefficient squaring module can include a squaring module for squaring the scalar product to generate a plurality of single estimates and a coefficient multiplication module for weighting each of the single estimates with a noise coefficient forming a plurality of weighted single estimates. The summing module can sum the weighted single estimates to generate a noise and interference power estimate.
    • 用于正交频分复用(OFDM)系统的噪声估计滤波器可以包括滤波器组模块,系数平方模块和求和模块。 滤波器组模块可以通过OFDM信号向量乘以单一矢量,以产生OFDM信号矢量的标量积。 系数平方模块可以对标量积进行平方并加权标量积以产生多个加权单个估计。 系数平方模块可以包括用于平方标量积以产生多个单个估计的平方模块和用于对形成多个加权单个估计值的噪声系数对每个单个估计进行加权的系数乘法模块。 求和模块可以对加权的单个估计进行求和以产生噪声和干扰功率估计。
    • 10. 发明申请
    • SYSTEM, METHOD AND DEVICE OF INTERFERENCE MITIGATION IN WIRELESS COMMUNICATION
    • 无线通信干扰减轻的系统,方法和设备
    • WO2007038531A3
    • 2007-06-28
    • PCT/US2006037524
    • 2006-09-26
    • INTEL CORPDORON AYELETLOMNITZ YUVAL
    • DORON AYELETLOMNITZ YUVAL
    • H04L25/06
    • H04L25/067
    • Embodiments of the present invention provide a method, apparatus and system of interference mitigation in wireless communication. In some demonstrative embodiments the method may include determining one or more factors to be applied to one or more likelihood ratio values of one or more current symbols received by a station over one or more communication subcarriers, respectively, based on one or more sets of estimated error values, respectively, wherein the set of error values corresponds to a plurality of previous symbols received over the subcarrier. In some demonstrative embodiments the method may include determining the likelihood ratio value based on a probability that the current symbol includes interference caused by one or more other stations transmitting over the subcarrier. Other embodiments are described and claimed.
    • 本发明的实施例提供了一种无线通信中的干扰减轻的方法,装置和系统。 在一些说明性实施例中,该方法可以包括基于一个或多个估计的集合来确定一个或多个要被应用于由一个或多个通信子载波上的站接收的一个或多个当前符号的似然比值的一个或多个似然比值 误差值,其中所述一组误差值对应于通过所述子载波接收的多个先前码元。 在一些说明性实施例中,该方法可以包括基于当前符号包括由一个或多个其他站在子载波上发送的干扰引起的干扰的概率来确定似然比值。 描述和要求保护其他实施例。