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1. 发明申请

US20130223557A1 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：US20130223557A1
公开(公告)日：2013-08-29
申请号：US13859582
申请日：2013-04-09
申请人： Broadcom Corporation
发明人： Mark KENT , Vinko Erceg , Uri M. Landau , Pieter Van Rooyen , Pieter Roux
IPC分类号： H04B7/04
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. 发明申请

US20130022001A1 Method and System for a Range Reduction Scheme for User Selection in a Multiuser MIMO Downlink Transmission 审中-公开
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：US20130022001A1
公开(公告)日：2013-01-24
申请号：US13624511
申请日：2012-09-21
申请人： Broadcom Corporation
发明人： Chengjin ZHANG , Jun Zheng , Vinko Erceg , Severine Catreux-Erceg , Pieter Roux , Pieter Van Rooyen
IPC分类号： H04W4/06
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剩余的信道增益的信道增益部分信号。

3. 发明授权

US09094062B2 Method and system for implementing a single weight (SW) single channel (SC) MIMO system 有权
标题翻译：用于实现单个权重（SW）单信道（SC）MIMO系统的方法和系统
公开(公告)号：US09094062B2
公开(公告)日：2015-07-28
申请号：US13785779
申请日：2013-03-05
申请人： Broadcom Corporation
发明人： Mark Kent , Vinko Erceg , Uri Landau , Pieter Van Rooyen
IPC分类号： H04W4/00 , H04B7/04 , H04B7/08
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。

4. 发明授权

US08817825B2 Method and system for single weight (SW) antenna system for spatial multiplexing (SM) MIMO system for WCDMA/HSDPA 有权
标题翻译：用于WCDMA / HSDPA的空间复用（SM）MIMO系统的单重（SW）天线系统的方法和系统
公开(公告)号：US08817825B2
公开(公告)日：2014-08-26
申请号：US13784340
申请日：2013-03-04
申请人： Broadcom Corporation
发明人： Mark Kent , Vinko Erceg , Uri Landau , Pieter Van Rooyen
IPC分类号： H04J3/04 , H04B7/216 , H04B1/10 , H04B1/00 , H04B7/08
CPC分类号： H04B7/0413 , H04B7/0842
摘要： Methods and systems for processing signals in a receiver are disclosed herein and may comprise receiving spatially multiplexed signals via M receive antennas. A plurality of multiple data streams may be separated in the received spatially multiplexed signals to detect MIMO data streams. Each of the MIMO data streams may correspond to a spatially multiplexed input signal. Complex phase and/or amplitude may be estimated for each detected MIMO data streams utilizing (M-1) phase shifters. Complex waveforms, comprising in-phase (I) and quadrature (Q) components for the MIMO data streams within the received spatially multiplexed signals may be processed and the processed complex waveforms may be filtered to generate baseband bandwidth limited signals. Phase and/or amplitude for one or more received spatially multiplexed signals may be adjusted utilizing the estimated complex phase and amplitude. Phase and/or amplitude may be adjusted continuously and/or at discrete intervals.
摘要翻译：在本文中公开了用于处理接收机中的信号的方法和系统，并且可以包括通过M个接收天线接收空间复用的信号。多个多个数据流可以在接收的空间复用信号中分离以检测MIMO数据流。每个MIMO数据流可以对应于空间复用的输入信号。可以使用（M-1）移相器针对每个检测到的MIMO数据流来估计复相和/或振幅。可以对接收的空间复用信号内的MIMO数据流的同相（I）和正交（Q）分量的复杂波形进行处理，并且处理的复杂波形可被滤波以产生基带带宽限制信号。可以使用估计的复相位和幅度来调整一个或多个接收的空间复用信号的相位和/或幅度。相位和/或幅度可以连续和/或以离散间隔进行调整。

5. 发明申请

US20130223556A1 Method and System for Channel Estimation in a Single Channel MIMO System with Multiple RF Chains for WCDMA/HSDPA 有权
标题翻译：用于WCDMA / HSDPA的具有多个RF链的单信道MIMO系统中信道估计的方法和系统
公开(公告)号：US20130223556A1
公开(公告)日：2013-08-29
申请号：US13858391
申请日：2013-04-08
申请人： Broadcom Corporation
发明人： Mark KENT , Vinko Erceg , Uri M. Landau , Pieter Van Rooyen
IPC分类号： H04L25/02
CPC分类号： H04L25/0204 , H04B1/712
摘要： Aspects of a method and system for channel estimation in a MIMO communication system with multiple RF chains for WCDMA/HSDPA may comprise receiving a plurality of communication signals from a plurality of transmit antennas. A plurality of vectors of baseband combined channel estimates may be generated based on phase rotation of the received plurality of communication signals. A matrix of processed baseband combined channel estimates may be generated based on the generated plurality of vectors of baseband combined channel estimates. A plurality of amplitude and phase correction signals may be generated based on the generated plurality of vectors of baseband combined channel estimates. An amplitude and a phase of at least a portion of the received plurality of communication signals may be adjusted based on the generated plurality of amplitude and phase correction signals, respectively.
摘要翻译：在具有用于WCDMA / HSDPA的多个RF链的MIMO通信系统中用于信道估计的方法和系统的方面可以包括从多个发射天线接收多个通信信号。可以基于所接收的多个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经处理的基带组合信道估计的矩阵。可以基于生成的基带组合信道估计的多个矢量来生成多个幅度和相位校正信号。可以基于所生成的多个幅度和相位校正信号来调整所接收的多个通信信号的至少一部分的振幅和相位。

6. 发明授权

US08706166B2 System and method for channel-adaptive antenna selection 有权
标题翻译：用于信道自适应天线选择的系统和方法
公开(公告)号：US08706166B2
公开(公告)日：2014-04-22
申请号：US13753097
申请日：2013-01-29
申请人： Broadcom Corporation
发明人： Severine Catreux-Erceg , Vinko Erceg , Pieter Roux , Pieter Van Rooyen , Jack Winters
IPC分类号： H04B1/38
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：提供了在多天线单元通信系统中提供信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。

7. 发明申请

US20130177050A1 Method and System for Single Weight (SW) Antenna System for Spatial Multiplexing (SM) MIMO System for WCDMA/HSDPA 有权
标题翻译：用于WCDMA / HSDPA的空间复用（SM）MIMO系统的单重（SW）天线系统方法与系统
公开(公告)号：US20130177050A1
公开(公告)日：2013-07-11
申请号：US13784340
申请日：2013-03-04
申请人： Broadcom Corporation
发明人： Mark KENT , Vinko Erceg , Uri Landau , Pieter Van Rooyen
IPC分类号： H04B7/04
CPC分类号： H04B7/0413 , H04B7/0842
摘要： Methods and systems for processing signals in a receiver are disclosed herein and may comprise receiving spatially multiplexed signals via M receive antennas. A plurality of multiple data streams may be separated in the received spatially multiplexed signals to detect MIMO data streams. Each of the MIMO data streams may correspond to a spatially multiplexed input signal. Complex phase and/or amplitude may be estimated for each detected MIMO data streams utilizing (M-1) phase shifters. Complex waveforms, comprising in-phase (I) and quadrature (Q) components for the MIMO data streams within the received spatially multiplexed signals may be processed and the processed complex waveforms may be filtered to generate baseband bandwidth limited signals. Phase and/or amplitude for one or more received spatially multiplexed signals may be adjusted utilizing the estimated complex phase and amplitude. Phase and/or amplitude may be adjusted continuously and/or at discrete intervals.
摘要翻译：在本文中公开了用于处理接收机中的信号的方法和系统，并且可以包括通过M个接收天线接收空间复用的信号。多个多个数据流可以在接收的空间复用信号中分离以检测MIMO数据流。每个MIMO数据流可以对应于空间复用的输入信号。可以使用（M-1）移相器针对每个检测到的MIMO数据流来估计复相和/或振幅。可以对接收的空间复用信号内的MIMO数据流的同相（I）和正交（Q）分量的复杂波形进行处理，并且处理的复杂波形可被滤波以产生基带带宽限制信号。可以使用估计的复相位和幅度来调整一个或多个接收的空间复用信号的相位和/或幅度。相位和/或幅度可以连续和/或以离散间隔进行调整。

8. 发明授权

US08660224B2 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：US08660224B2
公开(公告)日：2014-02-25
申请号：US13859582
申请日：2013-04-09
申请人： Broadcom Corporation
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。

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