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31. 发明授权

US08532019B2 Method and system for implementing a single weight (SW) single channel (SC) MIMO system 有权
公开(公告)号：US08532019B2
公开(公告)日：2013-09-10
申请号：US11173689
申请日：2005-06-30
申请人： Mark Kent , Vinko Erceg , Uri Landau , Pieter van Rooyen
发明人： Mark Kent , Vinko Erceg , Uri Landau , Pieter van Rooyen
IPC分类号： H04W4/00 , H04B1/02
CPC分类号： H04B7/0413 , H04B7/0857
摘要： Methods and systems for processing signals in a receiver are disclosed herein and may comprise generating at least one control signal that may be utilized to control a first received signal. A phase of the first received signals may be adjusted via the generated control signal so that the phase of the first received signal may be equivalent to a phase of a second received signal, where the phase of the first signal may be adjusted within a processing path used to process the first received signal. An amplitude of the first received signal may be adjusted via the generated control signal so that the amplitude of the first received signal may be equivalent to an amplitude of a second received signal, where the amplitude of the first signal is adjusted within the processing path used to process the first received signal.

32. 发明申请

US20130182796A1 Method and System for Implementing a Single Weight (SW) Single Channel (SC) MIMO System 有权
标题翻译：实现单重（SW）单信道（SC）MIMO系统的方法和系统
公开(公告)号：US20130182796A1
公开(公告)日：2013-07-18
申请号：US13785779
申请日：2013-03-05
申请人： Mark Kent , Vinko Erceg , Uri Landau , Pieter Van Rooyen
发明人： Mark Kent , Vinko Erceg , Uri Landau , Pieter Van Rooyen
IPC分类号： H04B7/04
CPC分类号： H04B7/0413 , H04B7/0857
摘要： Methods and systems for processing signals in a receiver are disclosed herein and may comprise generating at least one control signal that may be utilized to control a first received signal. A phase of the first received signals may be adjusted via the generated control signal so that the phase of the first received signal may be equivalent to a phase of a second received signal, where the phase of the first signal may be adjusted within a processing path used to process the first received signal. An amplitude of the first received signal may be adjusted via the generated control signal so that the amplitude of the first received signal may be equivalent to an amplitude of a second received signal, where the amplitude of the first signal is adjusted within the processing path used to process the first received signal.
摘要翻译：用于在接收机中处理信号的方法和系统在此公开，并且可以包括生成可用于控制第一接收信号的至少一个控制信号。可以经由所生成的控制信号来调整第一接收信号的相位，使得第一接收信号的相位可以等于第二接收信号的相位，其中可以在处理路径内调整第一信号的相位用于处理第一个接收信号。可以经由所生成的控制信号来调整第一接收信号的振幅，使得第一接收信号的振幅可以等于第二接收信号的幅度，其中第一信号的振幅在所使用的处理路径内被调整以处理第一接收信号。

33. 发明授权

US08126489B2 Method and system for diversity processing 有权
标题翻译：分集处理方法和系统
公开(公告)号：US08126489B2
公开(公告)日：2012-02-28
申请号：US12652393
申请日：2010-01-05
申请人： Mark Kent , Vinko Erceg , Uri Landau
发明人： Mark Kent , Vinko Erceg , Uri Landau
IPC分类号： H04B7/00 , H04B1/00
CPC分类号： H04L1/1867 , H04B1/711 , H04B7/06 , H04B7/0891 , H04L1/0003
摘要： In an RF communication system, aspects for diversity processing may comprise processing a plurality of received multipath signals as clusters of signals. The received multipath signals may be diversity signals received from diversity transmit antennas at a base station. Timing information may be generated for tracking the clusters of signals. Complex phase and amplitude information may also be estimated for at least some of the multipath signals in the clusters of signals. At least a portion of the received multipath signals may be combined to form a single path processed diversity signal. A plurality of the single path processed diversity signals may be combined together, where each of the single path processed diversity signals may be derived from one of the plurality of diversity transmit antennas at the base station. The diversity signals may be transmitted via at least one of a plurality of diversity modes.
摘要翻译：在RF通信系统中，用于分集处理的方面可以包括将多个接收的多径信号作为信号簇进行处理。所接收的多径信号可以是从基站的分集发射天线接收的分集信号。可以产生用于跟踪信号簇的定时信息。也可以为信号簇中的至少一些多径信号估计复相位和幅度信息。所接收的多路径信号的至少一部分可以被组合以形成单路径处理的分集信号。多个单路径处理的分集信号可以组合在一起，其中单个路径处理的分集信号中的每一个可以从基站处的多个分集发射天线之一导出。分集信号可以经由多个分集模式中的至少一个发送。

34. 发明授权

US08090049B2 Method and system for an alternating delta quantizer for limited feedback MIMO pre-coders 有权
标题翻译：用于有限反馈MIMO预编码器的交替Δ量化器的方法和系统
公开(公告)号：US08090049B2
公开(公告)日：2012-01-03
申请号：US11847669
申请日：2007-08-30
申请人： Mark Kent , Vinko Erceg , Jun Zheng , Uri Landau
发明人： Mark Kent , Vinko Erceg , Jun Zheng , Uri Landau
IPC分类号： H04L25/49
CPC分类号： H04B7/0417 , H04B7/0626 , H04B7/0639 , H04B7/0641
摘要： Aspects of a method and system for an alternating delta quantizer for limited feedback MIMO pre-coders may comprise quantizing a change in channel state information in a MIMO pre-coding system onto at least a first and a second codebook, each of which comprises one or more unitary matrices, using a cost function; feeding back, in an alternating manner, an index to an element of at least the first codebook or the second codebook, associated with the quantizing, from a receiver to a transmitter in said MIMO pre-coding system, and generating the at least first and second codebook based on at least the channel state information. The channel state information may be a matrix V and the cost function may be defined by the following relationship: f ⁡ ( A ) = ( 1 N ⁢ ∑ j = 1 N ⁢  a jj  2 ) where A is a matrix of size N by N and aij is element (i,j) of matrix A.
摘要翻译：用于有限反馈MIMO预编码器的交替式量化器的方法和系统的方面可以包括将MIMO预编码系统中的信道状态信息的改变量化到至少第一和第二码本上，每个代码簿包括一个或更多的单位矩阵，使用成本函数; 以交替的方式，向所述MIMO预编码系统中的从接收机到发射机的与量化相关联的至少第一码本或第二码本的元素的索引进行反馈，并且生成至少第一和至少基于信道状态信息的第二码本。信道状态信息可以是矩阵V，并且成本函数可以由以下关系定义：f⁡（A）=（1NΣj = 1 Na jj her 2）其中A是大小的矩阵 N是N，aij是矩阵A的元素（i，j）。

35. 发明申请

US20080273624A1 METHOD AND SYSTEM FOR CQI/PMI FEEDBACK FOR PRECODED MIMO SYSTEMS UTILIZING DIFFERENTIAL CODEBOOKS 有权
标题翻译：用于使用差分代码的预编码MIMO系统的CQI / PMI反馈的方法和系统
公开(公告)号：US20080273624A1
公开(公告)日：2008-11-06
申请号：US11864672
申请日：2007-09-28
申请人： Mark Kent , Vinko Erceg , Jun Zheng , Sirikiat Ariyavisitakul , Uri Landau
发明人： Mark Kent , Vinko Erceg , Jun Zheng , Sirikiat Ariyavisitakul , Uri Landau
IPC分类号： H04L25/03
CPC分类号： H04B7/066 , H04B7/0632 , H04B7/0634 , H04B7/0639 , H04B7/0641 , H04L1/0026 , H04L1/0027
摘要： Aspects of a method and system for CQI/PMI feedback for precoded MIMO systems utilizing differential codebooks may include generating one or more feedback messages for one or more Channel Quality Indicator (CQI) reporting units based on at least channel state information associated with the one or more CQI reporting units. One or more differential feedback messages may be generated for one or more Pre-coding Matrix Index (PMI) reporting units based on at least channel state information associated with the one or more PMI reporting units, wherein the one or more PMI reporting units span a useable bandwidth. A bandwidth and a feedback period may be assigned to each of the one or more CQI reporting units and the one or more PMI reporting units to define the one or more CQI reporting units and the one or more PMI reporting units.
摘要翻译：基于使用差分码本的预编码MIMO系统的用于CQI / PMI反馈的方法和系统的方面可以包括基于至少与该一个或多个信道质量指示符（CQI）报告单元相关联的信道状态信息为一个或多个信道质量指示符（CQI）报告单元生成一个或多个反馈消息更多的CQI报告单位。至少基于与一个或多个PMI报告单元相关联的信道状态信息，可以为一个或多个预编码矩阵索引（PMI）报告单元生成一个或多个差分反馈消息，其中一个或多个PMI报告单元跨越可用带宽。可以将一个或多个CQI报告单元和一个或多个PMI报告单元中的每一个分配带宽和反馈周期以定义一个或多个CQI报告单元和一个或多个PMI报告单元。

36. 发明申请

US20080192852A1 METHOD AND SYSTEM FOR AN ALTERNATING CHANNEL DELTA QUANTIZER FOR 2X2 MIMO PRE-CODERS WITH FINITE RATE CHANNEL STATE INFORMATION FEEDBACK 审中-公开
标题翻译：用于具有有限速率信道状态信息反馈的2X2 MIMO预编译器的交替通道量测器的方法和系统
公开(公告)号：US20080192852A1
公开(公告)日：2008-08-14
申请号：US11847628
申请日：2007-08-30
申请人： Mark Kent , Vinko Erceg , Jun Zheng , Uri Landau
发明人： Mark Kent , Vinko Erceg , Jun Zheng , Uri Landau
IPC分类号： H04L27/28
CPC分类号： H04B7/0417 , H04B7/0634 , H04B7/0639 , H04L25/0204 , H04L25/0222 , H04L25/0242 , H04L25/03343 , H04L2025/03426 , H04L2025/03802
摘要： Aspects of a method and system for an alternating channel delta quantizer for 2×2 MIMO pre-coders with finite rate channel state information feedback may include quantizing a change in channel state information in a 2×2 MIMO pre-coding system onto a codebook using a cost function, and alternating the codebook between two codebooks, each of which comprises one or more unitary matrices. The channel state information may be a matrix V that may be generated using Singular Value Decomposition (SVD) or Geometric Mean Decomposition (GMD). The cost function f(A) may be defined by the following relationship: f  ( A ) = ( 1 N  ∑ j = 1 N   a jj  2 ) where A is a matrix of size N by N and aij is element (i,j) of matrix A. The one or more unitary matrices may be generated from a first matrix and a second matrix. The first matrix and the second matrix may be generated using a Givens decomposition.
摘要翻译：用于具有有限速率信道状态信息反馈的2×2 MIMO预编码器的交替信道增量量化器的方法和系统的方面可以包括使用成本函数量化2×2 MIMO预编码系统中信道状态信息到码本上的变化，并且在两个码本之间交替码本，每个码本包括一个或多个酉矩阵。信道状态信息可以是可以使用奇异值分解（SVD）或几何平均分解（GMD）生成的矩阵V. 成本函数f（A）可以由以下关系定义： $f（A）=（1N>/ MI>2其中A是大小为N的矩阵，N是矩阵A的元素（i，j）。一个或多个酉矩阵可以从第一矩阵和第二矩阵。可以使用Givens分解来生成第一矩阵和第二矩阵。$

37. 发明申请

US20060074612A1 Method and system for weight determination in a single channel (SC) multiple-input multiple-output (MIMO) system for WCDMA/HSDPA 有权
标题翻译：用于WCDMA / HSDPA的单通道（SC）多输入多输出（MIMO）系统中的权重确定方法和系统
公开(公告)号：US20060074612A1
公开(公告)日：2006-04-06
申请号：US11174252
申请日：2005-06-30
申请人： Mark Kent , Vinko Erceg , Uri Landau , Pieter van Rooyen
发明人： Mark Kent , Vinko Erceg , Uri Landau , Pieter van Rooyen
IPC分类号： G06F17/10
CPC分类号： H04B7/0857 , H04B1/707
摘要： In wireless systems, method and system for weight determination in a single channel (SC) multiple-input multiple-output (MIMO) system for WCDMA/HSDPA are provided. Models of signals received in multiple receive antennas may be determined in a single weight baseband generator (SWBBG) from propagation channel estimates and noise statistics. The models may be utilized to determine combined signal and noise components. The combined signal and noise components may be utilized to determine a plurality of signal-to-noise ratio (SNR) or signal-to-interference-and-noise ratio (SINR) values for various phase and/or amplitude factors. The SINR may be utilized when either single or multiple interfering signals are present. A highest of the SINR or SNR values may be selected to determine a channel weight to apply to the additional receive antennas.
摘要翻译：在无线系统中，提供了用于WCDMA / HSDPA的单信道（SC）多输入多输出（MIMO）系统中权重确定的方法和系统。可以在来自传播信道估计和噪声统计的单个权重基带发生器（SWBBG）中确定在多个接收天线中接收的信号的模型。这些模型可用于确定组合的信号和噪声分量。可以使用组合的信号和噪声分量来确定用于各种相位和/或幅度因子的多个信噪比（SNR）或信号与干扰噪声比（SINR）值。当存在单个或多个干扰信号时，可以使用SINR。可以选择SINR或SNR值的最高值来确定要应用于附加接收天线的信道权重。

38. 发明申请

US20060072682A1 Method and system for pre-equalization in a single weight (SW) single channel (SC) multiple-input multiple-output (MIMO) system 有权
公开(公告)号：US20060072682A1
公开(公告)日：2006-04-06
申请号：US11172702
申请日：2005-06-30
申请人： Mark Kent , Vinko Erceg , Uri Landau , Pieter van Rooyen , Pieter Roux
发明人： Mark Kent , Vinko Erceg , Uri Landau , Pieter van Rooyen , Pieter Roux
IPC分类号： H04L1/02 , H04B1/10
CPC分类号： H04L25/03343 , H04B1/7097 , H04B7/0634 , H04B7/0848 , H04B2201/709709 , H04L25/0204 , H04L25/0214 , H04L25/0244 , H04L25/025 , H04L25/03019 , H04L2025/03426 , H04L2025/03726 , H04L2025/03808
摘要： In wireless systems, a method and system for pre-equalization in a single weight (SW) single channel (SC) multiple-input multiple-output (MIMO) system are provided. A first receive antenna and at least one additional receive antenna may receive a plurality of SC communication signals transmitted from at least two transmit antennas. Estimates of the propagation channels between transmit and receive antennas may be performed concurrently and may be determined from baseband combined channel estimates. Channel weights may be determined to modify the signals received by the additional receive antennas. Pre-equalization weight parameters may be determined to modify subsequent signals transmitted from the transmit antennas. The pre-equalization weight parameters may be based on the propagation channel estimates and may be determined by LMS, RLS, DMI, or by minimizing a cost function. Closed loop transmit diversity may also be supported.

39. 发明授权

US08126097B2 Method and system for cluster processing using conjugate gradient-based MMSE equalizer and multiple transmit and/or receive antennas for HSDPA, STTD, closed-loop and normal mode 有权
标题翻译：使用基于共轭梯度的MMSE均衡器和用于HSDPA，STTD，闭环和正常模式的多个发射和/或接收天线的群集处理的方法和系统
公开(公告)号：US08126097B2
公开(公告)日：2012-02-28
申请号：US12814674
申请日：2010-06-14
申请人： Uri Landau , Mark Kent , Severine Catreux-Erceg , Vinko Erceg
发明人： Uri Landau , Mark Kent , Severine Catreux-Erceg , Vinko Erceg
IPC分类号： H04B7/10 , H04L1/02
CPC分类号： H04B7/0619 , H04B1/7105 , H04B1/7115 , H04B7/0697 , H04L25/03006 , H04L2025/03426 , H04L2025/03477 , H04L2025/03617
摘要： A system and method for processing signals are disclosed. The method may include performing by one or more processors and/or circuits in a wireless device that includes a plurality of transmit and/or receive antennas for one or more of HSDPA, space-time transmit diversity (STTD), Closed Loop, Normal Mode and spatial multiplexing, the one or more processors and/or circuits comprising a minimum mean square error (MMSE) equalizer, generating a plurality of chip-rate synchronously sampled signals utilizing a plurality of received clusters. At least a portion of said generated plurality of chip-rate synchronously sampled signals may be simultaneously equalized in time domain and in spatial domain, based on a plurality of weight values calculated for the plurality of received clusters. The plurality of weight values may be iteratively computed utilizing a time-based adaptation method.
摘要翻译：公开了一种用于处理信号的系统和方法。该方法可以包括由无线设备中的一个或多个处理器和/或电路执行，所述无线设备包括用于HSDPA，时空发射分集（STTD），闭环，正常模式中的一个或多个的多个发射和/或接收天线以及空间复用，所述一个或多个处理器和/或电路包括最小均方误差（MMSE）均衡器，利用多个接收的簇产生多个码片速率的同步采样信号。基于为多个接收到的簇计算的多个权重值，所述生成的多个码片速率同步采样信号的至少一部分可以在时域和空间域中同时均衡。可以使用基于时间的适应方法迭代地计算多个权重值。

40. 发明授权

US08000424B2 Method and system for low complexity conjugate gradient based equalization in a wireless system 有权
标题翻译：在无线系统中用于低复杂度共轭梯度均衡的方法和系统
公开(公告)号：US08000424B2
公开(公告)日：2011-08-16
申请号：US12940150
申请日：2010-11-05
申请人： Mark Kent , Uri Landau , Severine Catreux-Erceg , Vinko Erceg , Ning Kong , Pieter Roux
发明人： Mark Kent , Uri Landau , Severine Catreux-Erceg , Vinko Erceg , Ning Kong , Pieter Roux
IPC分类号： H04B1/10
CPC分类号： H04B7/0413 , H04L25/03038 , H04L2025/03426 , H04L2025/03471 , H04L2025/03617 , H04L2025/03662 , H04L2025/037
摘要： A method for processing signals includes, in a wireless system comprising one or more processors and/or circuits integrated within a single chip, initializing values related to at least one channel response vector and at least one correlation vector using a conjugate gradient-based (CG) algorithm. A plurality of filter taps may be updated utilizing at least one channel response vector and at least one correlation vector, for a plurality of received clusters, based on the initialized values and at least one signal-to-noise ratio (SNR) for the received signal clusters. At least a portion of the received signal clusters may be filtered utilizing at least a portion of the updated plurality of filter taps. The updating may be repeated whenever a specified signal-to-noise ratio (SNR) for the received clusters is reached. The initialized values may be updated during a plurality of iterations.
摘要翻译：一种用于处理信号的方法包括在包括集成在单个芯片内的一个或多个处理器和/或电路的无线系统中，使用基于共轭梯度（CG）的至少一个信道响应向量和至少一个相关向量初始化值）算法。可以基于所接收的初始化值和至少一个信噪比（SNR），利用至少一个信道响应向量和多个接收到的群集的至少一个相关向量来更新多个滤波器抽头信号簇。可以利用更新的多个滤波器抽头的至少一部分来对接收信号簇的至少一部分进行滤波。只要达到接收到的簇的指定信噪比（SNR），就可以重新进行更新。可以在多次迭代期间更新初始化值。

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