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1. 发明授权

US08422606B2 Method and system for pre-equalization in a single weight spatial multiplexing MIMO system 有权
标题翻译：在单一加权空间复用MIMO系统中预均衡的方法和系统
公开(公告)号：US08422606B2
公开(公告)日：2013-04-16
申请号：US13327011
申请日：2011-12-15
申请人： Mark Kent , Vinko Erceg , Uri M Landau , Pieter van Rooyen , Pieter Roux
发明人： Mark Kent , Vinko Erceg , Uri M Landau , Pieter van Rooyen , Pieter Roux
IPC分类号： H03D1/04 , H03D1/06 , H03K5/01 , H03K6/04 , H04B1/10 , H04L1/00 , H04L25/08
CPC分类号： H04B7/0417 , H04B7/0697 , H04L1/0656 , H04L25/0204 , H04L25/0214 , H04L25/0244 , H04L25/025 , H04L25/03019 , H04L25/03343 , H04L2025/03426 , H04L2025/03726 , H04L2025/03808
摘要： Certain aspects of the method may comprise receiving a plurality of spatially multiplexed communication signals from a plurality of transmit antennas at a base station. A plurality of vectors of baseband combined channel estimates may be generated based on phase rotation of the received plurality of spatially multiplexed communication signals. A plurality of pre-equalization weights may be generated based on the generated plurality of vectors of baseband combined channel estimates. The received plurality of spatially multiplexed communication signals may be modified based on the generated plurality of pre-equalization weights. At least a portion of the generated plurality of pre-equalization weights may be fed back to the base station for modifying subsequently transmitted spatially multiplexed communication signals which are transmitted from at least a portion of the plurality of transmit antennas at the base station.
摘要翻译：该方法的某些方面可以包括在基站处从多个发射天线接收多个空间复用的通信信号。可以基于所接收的多个空间复用通信信号的相位旋转来生成基带组合信道估计的多个向量。可以基于所生成的多个基带组合信道估计向量来生成多个预均衡权重。可以基于所生成的多个预均衡权重来修改所接收的多个空间复用的通信信号。所生成的多个预均衡权重中的至少一部分可以反馈给基站，以便修改在基站处从多个发射天线的至少一部分发送的随后发送的空间复用的通信信号。

2. 发明授权

US08254306B2 Method and system for implementing a single weight spatial multiplexing (SM) MIMO system 有权
标题翻译：用于实现单加权空间复用（SM）MIMO系统的方法和系统
公开(公告)号：US08254306B2
公开(公告)日：2012-08-28
申请号：US11173726
申请日：2005-06-30
申请人： Mark Kent , Vinko Erceg , Uri M. Landau , Pieter Van Rooyen , Pieter Roux
发明人： Mark Kent , Vinko Erceg , Uri M. Landau , Pieter Van Rooyen , Pieter Roux
IPC分类号： H04B17/02 , H04B7/02 , H04B1/10 , H04L1/02 , H04L27/08 , H04W4/00
CPC分类号： H04B7/0413 , H04B7/0697 , H04B7/0857
摘要： Certain aspects of the method may comprise generating at least one control signal that may be utilized to control at least a first of a plurality of received spatially multiplexed communication signals. An amplitude and/or phase of the first received spatially multiplexed communication signal may be adjusted via the generated control signal so that the amplitude and/or phase of the first received spatially multiplexed communication signal may be equivalent to an amplitude and/or phase of a second received spatially multiplexed communication signal. The amplitude of the first received spatially multiplexed communication signal is adjusted within the processing path used to process the first received spatially multiplexed communication signal.
摘要翻译：该方法的某些方面可以包括生成至少一个控制信号，该至少一个控制信号可被用于控制多个接收的空间复用通信信号中的至少第一个。可以经由所生成的控制信号来调整第一接收的空间多路复用通信信号的振幅和/或相位，使得第一接收空间复用的通信信号的振幅和/或相位可以等于第二接收的空间复用通信信号。在用于处理第一个接收到的空间复用的通信信号的处理路径内调整第一个接收的空间多路复用的通信信号的振幅。

3. 发明申请

US20120087434A1 Method and System for Pre-Equalization in a Single Weight Spatial Multiplexing MIMO System 有权
标题翻译：单重空间复用MIMO系统中前置均衡的方法与系统
公开(公告)号：US20120087434A1
公开(公告)日：2012-04-12
申请号：US13327011
申请日：2011-12-15
申请人： Mark Kent , Vinko Erceg , Uri M. Landau , Pieter Van Rooyen , Pieter Roux
发明人： Mark Kent , Vinko Erceg , Uri M. Landau , Pieter Van Rooyen , Pieter Roux
IPC分类号： H04L27/28 , H04L1/02
CPC分类号： H04B7/0417 , H04B7/0697 , H04L1/0656 , H04L25/0204 , H04L25/0214 , H04L25/0244 , H04L25/025 , H04L25/03019 , H04L25/03343 , H04L2025/03426 , H04L2025/03726 , H04L2025/03808
摘要： Certain aspects of the method may comprise receiving a plurality of spatially multiplexed communication signals from a plurality of transmit antennas at a base station. A plurality of vectors of baseband combined channel estimates may be generated based on phase rotation of the received plurality of spatially multiplexed communication signals. A plurality of pre-equalization weights may be generated based on the generated plurality of vectors of baseband combined channel estimates. The received plurality of spatially multiplexed communication signals may be modified based on the generated plurality of pre-equalization weights. At least a portion of the generated plurality of pre-equalization weights may be fed back to the base station for modifying subsequently transmitted spatially multiplexed communication signals which are transmitted from at least a portion of the plurality of transmit antennas at the base station.
摘要翻译：该方法的某些方面可以包括在基站处从多个发射天线接收多个空间复用的通信信号。可以基于所接收的多个空间复用通信信号的相位旋转来生成基带组合信道估计的多个向量。可以基于所生成的多个基带组合信道估计向量来生成多个预均衡权重。可以基于所生成的多个预均衡权重来修改所接收的多个空间复用的通信信号。所生成的多个预均衡权重中的至少一部分可以反馈给基站，以便修改在基站处从多个发射天线的至少一部分发送的随后发送的空间复用的通信信号。

4. 发明授权

US08068570B2 Weight generation method for multi-antenna communication systems utilizing RF-based and baseband signal weighting and combining based upon minimum bit error rate 有权
标题翻译：基于最小误码率的基于RF和基带信号加权和组合的多天线通信系统的权重生成方法
公开(公告)号：US08068570B2
公开(公告)日：2011-11-29
申请号：US12401151
申请日：2009-03-10
申请人： Severine Catreux , Vinko Erceg , Pieter Roux , Pieter Van Rooyen , Jack Winters
发明人： Severine Catreux , Vinko Erceg , Pieter Roux , Pieter Van Rooyen , Jack Winters
IPC分类号： H04B7/10
CPC分类号： H04L1/0631 , H04B7/0634 , H04B7/0697 , H04B7/0848
摘要： A method for processing communication signals is disclosed and may include, in a receiver and/or a baseband processor coupled to the receiver, the receiver comprising a plurality of antennas, generating a plurality of RF weighting values based on one or more output bit error rates of the receiver. A plurality of spatially-multiplexed RF signals, which are received by the receiver, may be weighted with the one or more of the generated plurality of RF weighting values, to form a plurality of weighted RF signals. Two or more of the generated plurality of weighted RF signals may be combined to form one or more combined RF signals. Each of the one or more combined RF signals may be processed by a different RF processing chain. The one or more output bit error rates of the receiver may be minimized by the generation of the plurality of RF weighting values.
摘要翻译：公开了一种用于处理通信信号的方法，并且可以在耦合到接收机的接收机和/或基带处理器中包括多个天线的接收机，其基于一个或多个输出误码率产生多个RF加权值的接收器。由接收机接收的多个空间多路复用RF信号可以利用所生成的多个RF加权值中的一个或多个进行加权，以形成多个加权RF信号。所生成的多个加权RF信号中的两个或更多个可以被组合以形成一个或多个组合RF信号。一个或多个组合RF信号中的每一个可以由不同的RF处理链来处理。可以通过生成多个RF加权值来使接收机的一个或多个输出误码率最小化。

5. 发明申请

US20110128878A1 Method and System for Channel Estimation in a Single Channel (SC) Multiple-Input Multiple-Output (MIMO) System Comprising Two-Transmit (2-TX) and Multiple-Receive (M-RX) Antennas for WCDMA/HSDPA 有权
标题翻译：包含WCDMA / HSDPA双发（2-TX）和多接收（M-RX）天线的单通道（SC）多输入多输出（MIMO）系统中的信道估计方法和系统
公开(公告)号：US20110128878A1
公开(公告)日：2011-06-02
申请号：US13022841
申请日：2011-02-08
申请人： Mark Kent , Vinko Erceg , Uri M Landau , Pieter G.W. van Rooyen , Pieter Roux
发明人： Mark Kent , Vinko Erceg , Uri M Landau , Pieter G.W. van Rooyen , Pieter Roux
IPC分类号： H04W24/00
CPC分类号： H04B7/0848 , H04B7/0634 , H04L1/0003 , H04L1/1845 , H04L25/0204 , H04L25/0212
摘要： In a wireless system, a method and system for channel estimation in a single channel MIMO system comprising two-transmit and multiple-receive antennas for WCDMA/HSDPA are provided. A first receive antenna and at least one additional receive antenna may receive a plurality of SC communication signals transmitted from a first and an additional transmit antennas. Estimates of the propagation channels between transmit and receive antennas may be performed concurrently and may be determined from a baseband combined channel estimate. The integration time may be based on channel estimation accuracy and wireless modem performance. The signals received in the additional receive antennas may be multiplied by a rotation waveform to achieve channel orthogonality. The rotation waveform's amplitude and phase components may be modified based on the channel estimates. Rotation of the received signals in the additional receive antennas may be continuous or periodic.
摘要翻译：在无线系统中，提供了一种包括用于WCDMA / HSDPA的双发和多接收天线的单信道MIMO系统中信道估计的方法和系统。第一接收天线和至少一个另外的接收天线可以接收从第一和另外的发射天线发射的多个SC通信信号。可以同时执行发射天线和接收天线之间的传播信道的估计，并且可以从基带组合信道估计来确定。积分时间可以基于信道估计精度和无线调制解调器性能。在附加接收天线中接收的信号可以乘以旋转波形以实现信道正交性。可以基于信道估计来修改旋转波形的幅度和相位分量。接收信号在附加接收天线中的旋转可以是连续的或周期性的。

6. 发明授权

US07839842B2 Method and system for a range reduction scheme for user selection in a multiuser MIMO downlink transmission 有权
标题翻译：用于多用户MIMO下行链路传输中的用户选择的范围缩减方案的方法和系统
公开(公告)号：US07839842B2
公开(公告)日：2010-11-23
申请号：US11231699
申请日：2005-09-21
申请人： Chengjin Zhang , Jun Zheng , Vinko Erceg , Severine Catreux-Erceg , Pieter Roux , Pieter van Rooyen
发明人： Chengjin Zhang , Jun Zheng , Vinko Erceg , Severine Catreux-Erceg , Pieter Roux , Pieter van Rooyen
IPC分类号： H04W4/00 , H04L12/50
CPC分类号： H04B7/0452 , H04B17/382 , H04W52/42
摘要： Various aspects of a method and a system for a range reduction scheme for user selection in a multiuser MIMO downlink transmission are presented. Aspects of a system for range reduction may comprise a range reduction processor that determines a plurality of channel measurements corresponding to a plurality of signals. The range reduction processor may compute a plurality of channel capacities based on the channel measurements corresponding to a subset of the plurality of signals having channel gain that is greater than a remaining portion of the plurality of signals. Aspects of a method may comprise determining a plurality of channel measurements corresponding to a plurality of signals, and computing a plurality of channel capacities based on said channel measurements corresponding to a subset of the plurality of signals having a channel gain that is greater than a remaining portion of the plurality of signals.
摘要翻译：提出了一种用于多用户MIMO下行链路传输中的用户选择的范围缩减方案的方法和系统的各个方面。用于范围缩小的系统的方面可以包括范围缩小处理器，其确定对应于多个信号的多个信道测量。范围缩小处理器可以基于与具有大于多个信号的剩余部分的信道增益的多个信号的子集相对应的信道测量来计算多个信道容量。方法的方面可以包括确定对应于多个信号的多个信道测量，以及基于与多个信号的子集相对应的所述信道测量来计算多个信道容量，该信道测量具有大于其余信道增益的信道增益部分信号。

7. 发明申请

US20090201205A1 SYSTEM AND METHOD FOR CHANNEL-ADAPTIVE ANTENNA SELECTION 有权
标题翻译：用于通道自适应天线选择的系统和方法
公开(公告)号：US20090201205A1
公开(公告)日：2009-08-13
申请号：US12418091
申请日：2009-04-03
申请人： Severine Catreux-Erceg , Vinko Erceg , Pieter Roux , Pieter Van Rooyen , Jack Winters
发明人： Severine Catreux-Erceg , Vinko Erceg , Pieter Roux , Pieter Van Rooyen , Jack Winters
IPC分类号： H01Q3/00
CPC分类号： H04B1/02 , H04B1/06 , H04B7/061 , H04B7/0691 , H04B7/0697 , H04B7/0808 , H04B7/0814 , H04B7/082 , H04B7/0874 , H04L1/0618
摘要： Systems and methods that provide channel-adaptive antenna selection in multi-antenna-element communication systems are provided. In one embodiment, a method that selects a subset of receive antennas of a receiver to receive a transmitted RF signal may include, for example, one or more of the following: establishing possible subsets of the receive antennas; determining sets of channel parameter statistics corresponding to the possible subsets of the receive antennas; computing output bit error rates of the receiver, each output bit error rate being computed based on at least one set of channel parameter statistics; selecting a particular possible subset of the receive antennas based upon a criterion predicated on the computed output bit error rates; and connecting one or more RF chains of the receiver to the receive antennas of the selected particular possible subset.
摘要翻译：提供了在多天线元件通信系统中提供通道自适应天线选择的系统和方法。在一个实施例中，选择接收器的接收天线的子集以接收所发送的RF信号的方法可以包括例如以下中的一个或多个：建立接收天线的可能子集; 确定与所述接收天线的可能子集相对应的信道参数统计的集合; 计算接收机的输出比特错误率，每个输出误码率是基于至少一组信道参数统计来计算的; 基于所计算的输出误码率的准则，选择接收天线的特定可能子集; 以及将所述接收机的一个或多个RF链连接到所选择的特定可能子集的接收天线。

8. 发明申请

US20090180446A9 Method and system for implementing a single weight spatial multiplexing (SM) MIMO system without insertion loss 审中-公开
标题翻译：用于实现无插入损耗的单加权空间复用（SM）MIMO系统的方法和系统
公开(公告)号：US20090180446A9
公开(公告)日：2009-07-16
申请号：US11172781
申请日：2005-06-30
申请人： Mark Kent , Vinko Erceg , Uri Landau , Pieter Rooyen , Pieter Roux
发明人： Mark Kent , Vinko Erceg , Uri Landau , Pieter Rooyen , Pieter Roux
IPC分类号： H04Q7/00
CPC分类号： H04B7/084
摘要： Certain aspects of the method and system for implementing a single weight spatial multiplexing multi-input multi-output (MIMO) system without insertion loss may comprise receiving a plurality of spatially multiplexed communication signals for processing in a first reference processing path and at least a second processing path. At least one control signal may be generated that controls processing of at least a portion of the received plurality of spatially multiplexed communication signals in at least the second processing path. At least one phase adjustment signal may be generated from outside at least the second processing path. A phase of at least a portion of the received plurality of spatially multiplexed communication signals may be adjusted, which are processed in at least the second processing path via at least one generated phase adjustment signal.
摘要翻译：用于实现没有插入损耗的单个加权空间复用多输入多输出（MIMO）系统的方法和系统的某些方面可以包括：接收多个空间复用的通信信号，以在第一参考处理路径和至少一个第二参考处理路径中进行处理处理路径可以生成至少一个控制信号，其控制在至少第二处理路径中接收的多个空间复用的通信信号的至少一部分的处理。至少可以从至少第二处理路径的外部生成至少一个相位调整信号。所接收的多个空间复用的通信信号的至少一部分的相位可以被调整，其经由至少一个产生的相位调整信号在至少第二处理路径中被处理。

9. 发明申请

US20060072683A1 Method and system for pre-equalization in a single weight spatial multiplexing MIMO system 有权
公开(公告)号：US20060072683A1
公开(公告)日：2006-04-06
申请号：US11173727
申请日：2005-06-30
申请人： Mark Kent , Vinko Erceg , Uri Landau , Pieter Rooyen , Pieter Roux
发明人： Mark Kent , Vinko Erceg , Uri Landau , Pieter Rooyen , Pieter Roux
IPC分类号： H04B7/02 , H04L1/02
CPC分类号： H04B7/0417 , H04B7/0697 , H04L1/0656 , H04L25/0204 , H04L25/0214 , H04L25/0244 , H04L25/025 , H04L25/03019 , H04L25/03343 , H04L2025/03426 , H04L2025/03726 , H04L2025/03808
摘要： Certain aspects of the method may comprise receiving a plurality of spatially multiplexed communication signals from a plurality of transmit antennas at a base station. A plurality of vectors of baseband combined channel estimates may be generated based on phase rotation of the received plurality of spatially multiplexed communication signals. A plurality of pre-equalization weights may be generated based on the generated plurality of vectors of baseband combined channel estimates. The received plurality of spatially multiplexed communication signals may be modified based on the generated plurality of pre-equalization weights. At least a portion of the generated plurality of pre-equalization weights may be fed back to the base station for modifying subsequently transmitted spatially multiplexed communication signals which are transmitted from at least a portion of the plurality of transmit antennas at the base station.

10. 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.

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