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21. 发明申请

US20110182197A1 ESTIMATING SIGNAL CHARACTERISTICS 有权
标题翻译：估计信号特性
公开(公告)号：US20110182197A1
公开(公告)日：2011-07-28
申请号：US12999895
申请日：2009-05-26
申请人： Phil Jones , Carlo Luschi , Abdelkader Medles , Donal Price
发明人： Phil Jones , Carlo Luschi , Abdelkader Medles , Donal Price
IPC分类号： H04W24/00
CPC分类号： H04B1/707 , H03G3/3042 , H04B1/0483 , H04B2201/70706 , H04W52/367
摘要： A method, program and apparatus for transmitting an RF signal over a wireless communication network. The method comprises: determining a respective weighting factor for each of a plurality of digital signals each corresponding to a respective channel, the weighting factors being for weighting the digital signals for combination to produce a composite signal intended for transmission as an RF signal via a power amplifier. The method further comprises: executing instructions on a processor to dynamically calculate, in the processor, a metric related to the non-linearity of the power amplifier's transfer characteristics for the composite signal using the determined weighting factors; supplying to the power amplifier a signal for transmission as an RF signal; amplifying the signal for transmission at the power amplifier to transmit an RF signal over the wireless communication network via at least one antenna; and controlling the transmission based on the metric related to the amplifier non-linearity.
摘要翻译：一种用于通过无线通信网络发送RF信号的方法，程序和装置。该方法包括：为每个对应于相应信道的多个数字信号中的每一个确定相应的加权因子，所述加权因子用于对数字信号进行加权以进行组合，以产生旨在通过功率发送为RF信号的复合信号放大器该方法还包括：在处理器上执行指令以使用确定的加权因子在处理器中动态地计算与复合信号的功率放大器的传输特性的非线性有关的度量; 向功率放大器提供用于发射的信号作为RF信号; 放大用于在功率放大器传输的信号，以经由至少一个天线在无线通信网络上传送RF信号; 并且基于与放大器非线性相关的度量来控制传输。

22. 发明申请

US20100290547A1 GENERATING CHANNEL ESTIMATES IN A RADIO RECEIVER 有权
标题翻译：在无线电接收器中生成通道估计
公开(公告)号：US20100290547A1
公开(公告)日：2010-11-18
申请号：US12808157
申请日：2008-12-04
申请人： Carlo Luschi , Abdelkader Medles
发明人： Carlo Luschi , Abdelkader Medles
IPC分类号： H04B1/10 , H04L27/28
CPC分类号： H04L25/0204 , H04L25/0238
摘要： A method and system for generating channel estimates for processing signals received through first and second transmission channels in a wireless communications network, each channel corresponding to a separate transmit antenna, and each signal comprising a plurality of samples derived from symbols transmitted in the signal by: generating first variable z1 (k) and second variable z2 (k); and providing a set of filter coefficients (I) and generating first and second channel estimates using first and second variables and a set of filter coefficients.
摘要翻译：一种用于生成用于处理在无线通信网络中通过第一和第二传输信道接收的信号的信道估计的方法和系统，每个信道对应于单独的发射天线，并且每个信号包括从在所述信号中发送的符号导出的多个样本：生成第一变量z1（k）和第二变量z2（k）; 以及提供一组滤波器系数（I），并使用第一和第二变量和一组滤波器系数产生第一和第二信道估计。

23. 发明申请

US20060291593A1 Decoder and a method for determining a decoding reliability indicator 有权
标题翻译：解码器和用于确定解码可靠性指示符的方法
公开(公告)号：US20060291593A1
公开(公告)日：2006-12-28
申请号：US11168642
申请日：2005-06-27
申请人： Stephen Allpress , Carlo Luschi
发明人： Stephen Allpress , Carlo Luschi
IPC分类号： H04L27/06
CPC分类号： H04L1/0054 , H04L1/0072 , H04L1/201
摘要： A decoder for use in a wireless communication device, the decoder comprising a correlator for correlating a received data sequence with a set of codewords such that a correlation value is generated for each correlation, wherein the set of codewords correspond to possible codewords that could be generated from encoding bit sequences having a predetermined number of information bits; a selector for selecting a first correlation value and a second correlation value generated by the correlator and for subtracting the second correlation value from the first correlation value to generate a third value; and a comparator for comparing the third value with a predetermined value to generate a decoding reliability indicator.
摘要翻译：一种用于无线通信设备的解码器，所述解码器包括相关器，用于将接收到的数据序列与一组码字相关，使得为每个相关产生相关值，其中所述码字集合对应于可以生成的可能码字从具有预定数量的信息比特的编码比特序列; 选择器，用于选择由相关器产生的第一相关值和第二相关值，并从第一相关值中减去第二相关值以产生第三值; 以及比较器，用于将第三值与预定值进行比较，以产生解码可靠性指示符。

24. 发明授权

US06895039B2 Method and apparatus for collision resolution in a delay-critical radio telecommunications system 失效
标题翻译：延迟关键无线电通信系统中冲突解决的方法和装置
公开(公告)号：US06895039B2
公开(公告)日：2005-05-17
申请号：US09782423
申请日：2001-02-13
申请人： Alexandr Kuzminskiy , Carlo Luschi , Konstantinos Samaras
发明人： Alexandr Kuzminskiy , Carlo Luschi , Konstantinos Samaras
IPC分类号： H04B7/005 , H04B7/26 , H04L1/00 , H04L1/06 , H04L12/56 , H04W28/04 , H04W74/08 , H04B15/00 , H04K1/00 , H04L27/30
CPC分类号： H04L1/0061 , H04L1/0045 , H04L1/0059 , H04L1/06
摘要： In a PRACH channel, colliding signals are resolved by use of a number of training-like symbols in the colliding data payloads. The signals are estimated by spatio temporal filters running a training-based or semi-blind algorithm, and a selection criterion is applied to the estimated signals, such as distance from the finite alphabet or the mean square error.
摘要翻译：在PRACH信道中，通过在冲突数据有效载荷中使用若干训练样符号来解决冲突信号。通过运行基于训练或半盲算法的时空滤波器估计信号，并且将选择标准应用于估计信号，例如距有限字母表的距离或均方误差。

25. 发明授权

US09385895B2 Radio receiver in a wireless communications system 有权
标题翻译：无线电接收机在无线通信系统中
公开(公告)号：US09385895B2
公开(公告)日：2016-07-05
申请号：US12016629
申请日：2008-01-18
申请人： Carlo Luschi , Simon Walker , Steve Allpress , Philip Jones
发明人： Carlo Luschi , Simon Walker , Steve Allpress , Philip Jones
IPC分类号： H04L25/03 , H04L25/02
CPC分类号： H04L25/03114 , H04L25/0212 , H04L25/0222 , H04L2025/03566 , H04L2025/03726
摘要： Techniques are described for optimizing the processing facilities of a receiver in a wireless communication environment, taking into account processing performance set against the computing resources and/or power consumption required to obtain that processing performance. A radio receiver for a wireless communications system can include channel equalization means arranged to receive samples of an incoming signal and to generate an equalized output, said channel equalization means including means for processing said digital samples in accordance with an equalizer algorithm. The receiver includes means for estimating parameters of a channel over which the incoming signal has been transmitted. The receiver can also include means for selecting from a plurality of equalizer algorithms an equalizer algorithm for execution by the processing means based on at least one said estimated channel parameter. Related methods and algorithms are described. Related computer program products are also described.
摘要翻译：描述了在无线通信环境中优化接收机的处理设施的技术，考虑到针对计算资源设置的处理性能和/或获得该处理性能所需的功耗。用于无线通信系统的无线电接收机可以包括被设置为接收输入信号的采样并产生均衡输出的信道均衡装置，所述信道均衡装置包括用于根据均衡器算法处理所述数字样本的装置。接收机包括用于估计传入信号已被发送的信道的参数的装置。接收机还可以包括用于从多个均衡器算法中选择用于由处理装置基于至少一个所述估计的信道参数执行的均衡器算法的装置。描述相关的方法和算法。还描述了相关的计算机程序产品。

26. 发明授权

US08976883B2 Deciding the order of SIC detection by adjusting MCS 有权
标题翻译：通过调整MCS来确定SIC检测的顺序
公开(公告)号：US08976883B2
公开(公告)日：2015-03-10
申请号：US13639057
申请日：2011-04-12
申请人： Tarik Tabet , Carlo Luschi
发明人： Tarik Tabet , Carlo Luschi
IPC分类号： H04B7/02 , H04L1/02 , H04L1/00
CPC分类号： H04L1/0025 , H04L1/0003 , H04L1/0009
摘要： Method, receiver and computer program product for processing a signal, wherein the signal is received over a wireless network from a transmitter, the signal comprising a plurality of data streams. A selected one of the data streams is preferentially treated by reporting an adjusted value of a characteristic of the selected data stream to the transmitter and the received signal is decoded using a technique of successively decoding data streams in which the selected data stream is the first data stream to be decoded, a signal corresponding to the selected data stream being removed from the received signal prior to decoding at least one of the unselected data streams in the received signal.
摘要翻译：用于处理信号的方法，接收机和计算机程序产品，其中所述信号通过无线网络从发射机接收，所述信号包括多个数据流。优选地通过将所选择的数据流的特性的调整值报告给发送器来优先处理所选择的一个数据流，并且使用连续解码所选数据流是第一数据的数据流的技术对接收到的信号进行解码要解码的流，在对所接收的信号中的未选择的数据流中的至少一个进行解码之前，从所接收的信号中去除与所选数据流相对应的信号。

27. 发明授权

US08787842B2 Method using differentially encoded feedback information in precoded MIMO-OFDM systems 有权
标题翻译：在预编码MIMO-OFDM系统中使用差分编码反馈信息的方法
公开(公告)号：US08787842B2
公开(公告)日：2014-07-22
申请号：US12812362
申请日：2009-01-08
申请人： Carlo Luschi , Tarik Tabet , Steve Allpress
发明人： Carlo Luschi , Tarik Tabet , Steve Allpress
IPC分类号： H04B1/00 , H04B7/00 , H04W16/28 , H04L25/03 , H04L1/00 , H04L1/06
CPC分类号： H04L25/03343 , H04L1/0029 , H04L1/0631 , H04L2025/03414 , H04L2025/03808
摘要： A method, program and system for transmitting from a transmitter to a receiver over a wireless multiple-input-multiple-output channel. In one aspect, the method may comprise encoding precoding information fed back from the receiver to the transmitter according to a differential encoding scheme, and resetting the differential encoding scheme upon detecting a condition. In another aspect, the method may comprises encoding precoding matrices fed back from the receiver to the transmitter relative to a most-probable subset of precoding matrices. In another aspect, the method may comprise transmitting an indication of and/or the size of a preferred subset of precoding matrices for use in the encoding.
摘要翻译：一种用于通过无线多输入多输出信道从发射机发射到接收机的方法，程序和系统。一方面，该方法可以包括根据差分编码方案将从接收机反馈的预编码信息编码到发射机，以及在检测到条件时重置差分编码方案。在另一方面，该方法可以包括相对于预编码矩阵的最可能的子集，将从接收器反馈的预编码矩阵编码到发射机。在另一方面，该方法可以包括传输用于编码的预编码矩阵的优选子集的指示和/或大小。

28. 发明申请

US20120294350A1 SIGNAL PROCESSING IN WIRELESS COMMUNICATION RECEIVERS 有权
标题翻译：无线通信接收机的信号处理
公开(公告)号：US20120294350A1
公开(公告)日：2012-11-22
申请号：US13574995
申请日：2011-01-27
申请人： Steve Allpress , Carlo Luschi , Simon Nicholas Walker
发明人： Steve Allpress , Carlo Luschi , Simon Nicholas Walker
IPC分类号： H03H7/40
CPC分类号： H04L25/022 , H04L25/03012 , H04L25/03044 , H04L25/03159 , H04L2025/03426
摘要： A method, receiver and program for equalising digital samples of a radio signal received over a wireless communications channel. The method comprises: receiving digital samples of the radio signal; calculating equaliser coefficients in the frequency domain; transforming the equaliser coefficients from the frequency domain to the time domain; and equalising the digital samples in the time domain using the transformed time domain equaliser coefficients.
摘要翻译：一种用于均衡通过无线通信信道接收的无线电信号的数字样本的方法，接收机和程序。该方法包括：接收无线电信号的数字样本; 计算频域中的均衡器系数; 将均衡器系数从频域变换到时域; 并使用变换的时域均衡器系数来均衡时域中的数字样本。

29. 发明授权

US08244298B2 Alternative signal processing functions in a software modem 有权
标题翻译：软件调制解调器中的替代信号处理功能
公开(公告)号：US08244298B2
公开(公告)日：2012-08-14
申请号：US12016671
申请日：2008-01-18
申请人： Carlo Luschi , Steve Allpress , Simon Huckett
发明人： Carlo Luschi , Steve Allpress , Simon Huckett
IPC分类号： H04B1/16
CPC分类号： H04B1/0003 , H04B2201/709727
摘要： Systems are described that reduce or obviate the impact of limited processing resources and/or limit the power consumption in a receiver having signal processing functions at least partially implemented in software. A wireless receiver includes reception means for receiving a signal over a wireless channel in a wireless external environment. The receiver includes storage means, and a processor configured to perform a plurality of signal processing functions for extracting processed data from said signal, each of said signal processing functions having a plurality of alternative software implementations requiring different levels of usage of a processing resource. The processor estimates at least one parameter relating to the external environment and selects and executes one of the software alternatives for each of the respective signal processing functions to apply a set of implementations adapted to a required quality of said processed data. Related methods and computer program products are described.
摘要翻译：描述了减少或消除有限的处理资源的影响和/或限制具有至少部分地以软件实现的信号处理功能的接收机中的功耗的系统。无线接收机包括用于在无线外部环境中通过无线信道接收信号的接收装置。接收机包括存储装置，以及被配置为执行多个信号处理功能的处理器，用于从所述信号中提取处理的数据，所述信号处理功能中的每一个具有需要处理资源的不同使用级别的多个替代软件实现。处理器估计与外部环境有关的至少一个参数，并且为每个相应的信号处理功能选择并执行其中一个软件替代方案，以应用适合所述处理数据的所需质量的一组实现。描述相关方法和计算机程序产品。

30. 发明申请

US20110058597A1 EQUALISATION PROCESSING 有权
标题翻译：均衡处理
公开(公告)号：US20110058597A1
公开(公告)日：2011-03-10
申请号：US12935849
申请日：2009-03-26
申请人： Simon Huckett , Phil Jones , Carlo Luschi
发明人： Simon Huckett , Phil Jones , Carlo Luschi
IPC分类号： H04L27/00 , H03K5/159
CPC分类号： H04L25/0216 , H04L25/0314 , H04L2025/03585
摘要： A method and apparatus for processing a signal in a wireless communication system. The method comprises: receiving a signal at a receiver over a wireless channel; sampling the signal to produce a plurality of signal samples; and supplying the samples to an equaliser implemented in software running on a processor of the receiver, the equaliser being configured to process the samples using at least one equaliser time period having a nominal length. The method further comprises dynamically determining one or more characteristics of the channel; in dependence on the determined channel characteristics, dynamically selecting between a first operational state of the equaliser in which the nominal length is used and a second operational state of the equaliser in which an alternative length is used in place of the nominal length; and processing the samples in the equaliser using the determined equaliser time period length.
摘要翻译：一种在无线通信系统中处理信号的方法和装置。该方法包括：通过无线信道在接收机处接收信号; 对信号进行采样以产生多个信号采样; 以及将所述样本提供给在所述接收机的处理器上运行的软件中实现的均衡器，所述均衡器被配置为使用具有标称长度的至少一个均衡器时间段来处理所述样本。该方法还包括动态地确定信道的一个或多个特性; 根据所确定的信道特性，在使用标称长度的均衡器的第一操作状态和使用替换长度代替标称长度的均衡器的第二操作状态之间动态选择; 以及使用所确定的均衡器时间段长度来处理均衡器中的样本。

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