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    • 3. 发明申请
    • Adaptive Known Signal Canceller
    • 自适应已知信号消除器
    • US20120163443A1
    • 2012-06-28
    • US13414095
    • 2012-03-07
    • Jordan Christopher CookmanPing DongTao Yu
    • Jordan Christopher CookmanPing DongTao Yu
    • H04L27/01H04B1/10
    • H04L25/03159H04L25/0212H04L25/03057H04L27/2657H04L2025/03414
    • An adaptive known signal canceller comprising of a known signal canceller filter responsive to a known signal including a known portion of a transmitted signal, the known signal canceller filter operative to generate a filtered known signal, and a subtractor unit responsive to an input signal and operative to generate an output signal, the subtractor unit configured to subtract the filtered known signal from the input signal to generate an output signal, such that the known portion of the transmitted signal is substantially removed from the input signal. The adaptive known signal canceller further comprising of a known signal canceller update unit, responsive to a desired signal and an output signal and operative to continually adjust the coefficients of the known signal canceller filter based on the difference between the output signal and the desired signal, so that the filter coefficients substantially reflect the impulse response of a channel.
    • 一种自适应的已知信号消除器,其包括响应于包括已发射信号的已知信号的已知信号的已知信号消除器滤波器,用于产生已滤波的已知信号的已知信号消除器滤波器以及响应于输入信号和操作的减法器单元 为了产生输出信号,减法器单元被配置为从输入信号中减去已滤波的已知信号以产生输出信号,从而基本上从输入信号中去除已发射信号的已知部分。 自适应已知信号消除器还包括已知的信号消除器更新单元,响应所需信号和输出信号,并且可操作以基于输出信号和期望信号之间的差连续地调整已知信号消除器滤波器的系数, 使得滤波器系数基本上反映了信道的脉冲响应。
    • 4. 发明授权
    • Adaptive known signal canceller
    • 自适应已知信号消除器
    • US08135058B2
    • 2012-03-13
    • US12249814
    • 2008-10-10
    • Jordan Christopher CookmanPing DongTao Yu
    • Jordan Christopher CookmanPing DongTao Yu
    • H04L27/01H04B3/20
    • H04L25/03159H04L25/0212H04L25/03057H04L27/2657H04L2025/03414
    • An adaptive known signal canceller comprising of a known signal canceller filter responsive to a known signal including a known portion of a transmitted signal, the known signal canceller filter operative to generate a filtered known signal, and a subtractor unit responsive to an input signal and operative to generate an output signal, the subtractor unit configured to subtract the filtered known signal from the input signal to generate an output signal, such that the known portion of the transmitted signal is substantially removed from the input signal. The adaptive known signal canceller further comprising of a known signal canceller update unit, responsive to a desired signal and an output signal and operative to continually adjust the coefficients of the known signal canceller filter based on the difference between the output signal and the desired signal, so that the filter coefficients substantially reflect the impulse response of a channel.
    • 一种自适应的已知信号消除器,其包括响应于包括已发射信号的已知信号的已知信号的已知信号消除器滤波器,用于产生已滤波的已知信号的已知信号消除器滤波器以及响应于输入信号和操作的减法器单元 为了产生输出信号,减法器单元被配置为从输入信号中减去已滤波的已知信号以产生输出信号,从而基本上从输入信号中去除已发射信号的已知部分。 自适应已知信号消除器还包括已知的信号消除器更新单元,响应所需信号和输出信号,并且可操作以基于输出信号和期望信号之间的差连续地调整已知信号消除器滤波器的系数, 使得滤波器系数基本上反映了信道的脉冲响应。
    • 5. 发明授权
    • Extended deinterleaver for an iterative decoder
    • 用于迭代解码器的扩展解交织器
    • US08219872B2
    • 2012-07-10
    • US12340134
    • 2008-12-19
    • Jordan Christopher CookmanTao YuPing DongJunjie Qu
    • Jordan Christopher CookmanTao YuPing DongJunjie Qu
    • G06F11/00
    • H04B1/1027H04L25/0202H04N5/211H04N7/012H04N17/00
    • An extended deinterleaver the extended deinterleaver being responsive to at least one input signal, comprised of codewords, and operative to generate a deinterleaved output signal. The extended deinterleaver comprising a storage space organized into B number of appended storage branches, at least one appended storage branch having a storage branch and at least one element N, the received codewords being deinterleaved and buffered by the extended deinterleaver prior to being provided to the variable iteration decoder. Each appended storage branch further having a length that is extended by the length of N, N being at least one element, wherein as a codeword is provided to the variable iteration decoder, other codewords are provided to subsequent appended storage branches, and further wherein each appended storage branch, indexed by ‘b’, has a length of Lb+N, wherein Lb is the length of the storage branch prior to appending N.
    • 扩展解交织器,扩展解交织器响应于包括码字的至少一个输入信号,并且可操作以产生去交织的输出信号。 所述扩展解交织器包括组织成B个附加存储分支的存储空间,至少一个附加的存储分支,具有存储分支和至少一个元素N,所述接收的码字在被提供给所述扩展解交织器之前被解交织并被所述扩展解交织器缓冲 可变迭代解码器。 每个附加的存储分支还具有扩展长度为N的长度,N是至少一个元素,其中当将码字提供给可变迭代解码器时,其他码字被提供给后续附加的存储分支,并且其中每个 由“b”索引的附加存储分支具有Lb + N的长度,其中Lb是附加N之前的存储分支的长度。
    • 6. 发明授权
    • Adaptive known signal canceller
    • 自适应已知信号消除器
    • US08711918B2
    • 2014-04-29
    • US13414095
    • 2012-03-07
    • Jordan Christopher CookmanPing DongTao Yu
    • Jordan Christopher CookmanPing DongTao Yu
    • H03H7/30H04B1/10
    • H04L25/03159H04L25/0212H04L25/03057H04L27/2657H04L2025/03414
    • An adaptive known signal canceller comprising of a known signal canceller filter responsive to a known signal including a known portion of a transmitted signal, the known signal canceller filter operative to generate a filtered known signal, and a subtractor unit responsive to an input signal and operative to generate an output signal, the subtractor unit configured to subtract the filtered known signal from the input signal to generate an output signal, such that the known portion of the transmitted signal is substantially removed from the input signal. The adaptive known signal canceller further comprising of a known signal canceller update unit, responsive to a desired signal and an output signal and operative to continually adjust the coefficients of the known signal canceller filter based on the difference between the output signal and the desired signal, so that the filter coefficients substantially reflect the impulse response of a channel.
    • 一种自适应的已知信号消除器,其包括响应于包括已发射信号的已知信号的已知信号的已知信号消除器滤波器,用于产生已滤波的已知信号的已知信号消除器滤波器以及响应于输入信号和操作的减法器单元 为了产生输出信号,减法器单元被配置为从输入信号中减去已滤波的已知信号以产生输出信号,从而基本上从输入信号中去除已发射信号的已知部分。 自适应已知信号消除器还包括已知的信号消除器更新单元,响应所需信号和输出信号,并且可操作以基于输出信号和期望信号之间的差连续地调整已知信号消除器滤波器的系数, 使得滤波器系数基本上反映了信道的脉冲响应。
    • 7. 发明授权
    • Diversity combining iterative decoder
    • 分集组合迭代解码器
    • US08108749B2
    • 2012-01-31
    • US12043798
    • 2008-03-06
    • Jordan Christopher CookmanPing DongTao Yu
    • Jordan Christopher CookmanPing DongTao Yu
    • H03M13/00
    • H03M13/253H03M13/2936H03M13/3746H03M13/6306H03M13/6538H04L1/005H04L1/006H04L1/0065
    • An iterative decoder circuit includes an N number of sub-decoders, N−1 of the sub-decoders each being responsive to a baseband signal from one of M number of signal processing circuits. Each of the N−1 number of sub-decoders includes, an inner delay responsive to a baseband signal provided by a corresponding signal processing circuit for generating an inner delayed signal, a modified decoder that receives the inner delayed signal and generates a set partition signal, some of which have less errors than previous set partition signals. An Nth inner delay is responsive to the baseband signal and provides an Nth inner delayed signal. An Nth modified decoder is responsive to the Nth inner delayed signal and to the set partition signal and provides an output signal, wherein the probability of error of the output signal is reduced by correcting errors in some of the set partition signals.
    • 迭代解码器电路包括N个子解码器,N-1个子解码器各自响应于来自M个信号处理电路之一的基带信号。 N-1个子解码器中的每一个包括响应于由对应的信号处理电路提供的用于产生内部延迟信号的基带信号的内部延迟,接收内部延迟信号并产生设置分区信号的修改解码器 ,其中一些具有比先前设置的分区信号更少的错误。 第N个内部延迟响应于基带信号并提供第N个内部延迟信号。 第N个修改的解码器响应于第N个内部延迟信号和设置的分区信号并提供输出信号,其中通过校正一些设置的分区信号中的错误来减少输出信号的误差概率。
    • 8. 发明授权
    • Systems and methods for intra communication system information transfer
    • 内部通信系统信息传输的系统和方法
    • US08675748B2
    • 2014-03-18
    • US12787147
    • 2010-05-25
    • Sriram MuduloduJordan Christopher Cookman
    • Sriram MuduloduJordan Christopher Cookman
    • H04K1/10
    • H04L5/0053H04L1/0029H04L5/0023H04L5/0042H04L5/0057H04L5/006
    • Systems and methods which provide for reduced intra communication system information transfer by providing a compressed representation of a portion of intra communication system information are shown. An embodiment operates to provide intra communication system transfer of uncompressed received information while providing intra communication system transfer of a compressed representation of information ancillary to the received information. According to embodiments, ancillary information, such as CSI, associated with other transferred information is transferred with reduced data throughput requirements through application of compression techniques with respect to the transferred ancillary information. Embodiments additionally or alternatively reduce the intra communication system information transferred by reducing the received information transferred.
    • 示出了通过提供内部通信系统信息的一部分的压缩表示来提供减少的内部通信系统信息传输的系统和方法。 一个实施例用于提供未压缩接收信息的内部通信系统传输,同时提供内部通信系统传输与所接收信息相关的信息的压缩表示。 根据实施例,通过相对于传送的辅助信息应用压缩技术,通过减少的数据吞吐量要求来传送与其他传送的信息相关联的诸如CSI的辅助信息。 实施例另外地或可选地减少通过减少所传送的接收信息而传送的内部通信系统信息。