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公开(公告)号：US08725186B2
公开(公告)日：2014-05-13
申请号：US13119901
申请日：2009-09-18
IPC分类号： H04B7/00
CPC分类号： H04W72/085 , H04B7/0615 , H04B7/0658 , H04L5/0023 , H04L5/0037 , H04L5/0053 , H04L5/006 , H04L5/0091 , H04L25/03343 , H04L2025/03426 , H04L2025/03802 , H04W72/0413
摘要： The present invention provides a base station apparatus capable of preventing degrading of throughput performance even when feedback information amount on precoding in uplink MIMO transmission is reduced. This base station (200) has a scheduler (231) for determining resource blocks used in wireless communications with each mobile station (100) adaptively, a precoding weight selecting section (232) for selecting a precoding weight for controlling phase and/or amplitude of a transmission signal for each antenna in the mobile station (100) based on reception quality on uplink at the resource blocks determined to the mobile station (100); and transmission/reception sections (206a and 206b) for transmitting the determined precoding weight to the mobile station (100).
摘要翻译： 本发明提供一种即使在上行链路MIMO传输中的预编码的反馈信息量减少的情况下也能够防止吞吐量性能的劣化的基站装置。 该基站（200）具有调度器（231），用于自适应地确定与每个移动台（100）的无线通信中使用的资源块;预编码权重选择部（232），用于选择用于控制相位和/或幅度的预编码权重 基于对移动台（100）确定的资源块的上行链路的接收质量，移动站（100）中的每个天线的发送信号; 以及用于将确定的预编码权重发送到移动台（100）的发送/接收部分（206a和206b）。
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公开(公告)号：US20110256897A1
公开(公告)日：2011-10-20
申请号：US13119901
申请日：2009-09-18
CPC分类号： H04W72/085 , H04B7/0615 , H04B7/0658 , H04L5/0023 , H04L5/0037 , H04L5/0053 , H04L5/006 , H04L5/0091 , H04L25/03343 , H04L2025/03426 , H04L2025/03802 , H04W72/0413
摘要： The present invention provides a base station apparatus capable of preventing degrading of throughput performance even when feedback information amount on precoding in uplink MIMO transmission is reduced. This base station (200) has a scheduler (231) for determining resource blocks used in wireless communications with each mobile station (100) adaptively, a precoding weight selecting section (232) for selecting a precoding weight for controlling phase and/or amplitude of a transmission signal for each antenna in the mobile station (100) based on reception quality on uplink at the resource blocks determined to the mobile station (100); and transmission/reception sections (206a and 206b) for transmitting the determined precoding weight to the mobile station (100).
摘要翻译： 本发明提供一种即使在上行链路MIMO传输中的预编码的反馈信息量减少的情况下也能够防止吞吐量性能的劣化的基站装置。 该基站（200）具有调度器（231），用于自适应地确定与每个移动台（100）的无线通信中使用的资源块;预编码权重选择部（232），用于选择用于控制相位和/或幅度的预编码权重 基于对移动台（100）确定的资源块的上行链路的接收质量，移动站（100）中的每个天线的发送信号; 以及用于将确定的预编码权重发送到移动台（100）的发送/接收部分（206a和206b）。
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3.发明授权Mobile station, base station, basic frequency block specifying method and band control method 有权移动台，基站，基本频率块指定方法和频带控制方法公开(公告)号：US09088985B2
公开(公告)日：2015-07-21
申请号：US12920710
申请日：2009-03-27
申请人： Yoshihisa Kishiyama , Motohiro Tanno , Nobuhiko Miki , Hidekazu Taoka , Kenichi Higuchi , Mamoru Sawahashi
发明人： Yoshihisa Kishiyama , Motohiro Tanno , Nobuhiko Miki , Hidekazu Taoka , Kenichi Higuchi , Mamoru Sawahashi
IPC分类号： H04J3/06 , H04W72/04 , H04L5/00 , H04W4/00 , H04B1/00 , H04B1/02 , H04B7/02 , H04B17/00 , H04B1/38 , H04L27/28
CPC分类号： H04W72/048 , H04J3/06 , H04L5/0007 , H04L5/0037 , H04L5/0044 , H04L5/0053 , H04L5/006 , H04L5/0092 , H04W8/24
摘要： A base station includes a receiving unit configured to receive a UE capability regarding a bandwidth from a mobile station; and a specifying unit configured to specify, among plural basic frequency blocks included in a system band, one or more basic frequency blocks to be used by the mobile station based on the UE capability.
摘要翻译： 基站包括：接收单元，被配置为从移动台接收关于带宽的UE能力; 以及指定单元，被配置为在包括在系统频带中的多个基本频率块中，基于所述UE能力来指定要由所述移动站使用的一个或多个基本频率块。
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公开(公告)号：US20110085536A1
公开(公告)日：2011-04-14
申请号：US12991448
申请日：2009-05-12
IPC分类号： H04W4/00
CPC分类号： H04W72/1215 , H04J11/0026 , H04L5/0007 , H04L5/0051 , H04W88/10
摘要： A base station for communicating with a first user equipment terminal within a first system band and communicating with a second user equipment terminal within a second system band includes a first reference signal sequence generating unit configured to generate M types of reference signal sequences; a second reference signal sequence generating unit configured to generate N (N>M) types of reference signal sequences; a scheduling unit configured to allocate resource blocks to the first user equipment terminal and the second user equipment terminal; a signal multiplexing unit configured to multiplex the M types of reference signal sequences into the resource block for the first user equipment terminal and multiplex the N types of reference signal sequences into the resource block for the second user equipment terminal; and a transmitting unit configured to transmit signals including the M types of reference signal sequences and the N types of reference signal sequences.
摘要翻译： 用于与第一系统频带内的第一用户设备终端通信并与第二系统频带内的第二用户设备终端进行通信的基站包括：第一参考信号序列生成单元，被配置为生成M种参考信号序列; 第二参考信号序列生成单元，被配置为生成N（N> M）种参考信号序列; 调度单元，被配置为向所述第一用户设备终端和所述第二用户设备终端分配资源块; 信号复用单元，被配置为将M种参考信号序列复用到第一用户设备终端的资源块中，并将N类参考信号序列复用到第二用户设备终端的资源块中; 以及发送单元，被配置为发送包括M种参考信号序列和N类参考信号序列的信号。
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公开(公告)号：US08654747B2
公开(公告)日：2014-02-18
申请号：US12991448
申请日：2009-05-12
IPC分类号： H04W4/00
CPC分类号： H04W72/1215 , H04J11/0026 , H04L5/0007 , H04L5/0051 , H04W88/10
摘要： A base station for communicating with a first user equipment terminal within a first system band and communicating with a second user equipment terminal within a second system band includes a first reference signal sequence generating unit configured to generate M types of reference signal sequences; a second reference signal sequence generating unit configured to generate N (N>M) types of reference signal sequences; a scheduling unit configured to allocate resource blocks to the first user equipment terminal and the second user equipment terminal; a signal multiplexing unit configured to multiplex the M types of reference signal sequences into the resource block for the first user equipment terminal and multiplex the N types of reference signal sequences into the resource block for the second user equipment terminal; and a transmitting unit configured to transmit signals including the M types of reference signal sequences and the N types of reference signal sequences.
摘要翻译： 用于与第一系统频带内的第一用户设备终端通信并与第二系统频带内的第二用户设备终端进行通信的基站包括：第一参考信号序列生成单元，被配置为生成M种参考信号序列; 第二参考信号序列生成单元，被配置为生成N（N> M）种参考信号序列; 调度单元，被配置为向所述第一用户设备终端和所述第二用户设备终端分配资源块; 信号复用单元，被配置为将M种参考信号序列复用到第一用户设备终端的资源块中，并将N类参考信号序列复用到第二用户设备终端的资源块中; 以及发送单元，被配置为发送包括M种参考信号序列和N类参考信号序列的信号。
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公开(公告)号：US20050053123A1
公开(公告)日：2005-03-10
申请号：US10931996
申请日：2004-09-02
CPC分类号： H04B7/086 , H01Q3/2605 , H04B7/0617 , H04B7/0695 , H04B7/088
摘要： A wireless communication apparatus comprises an array antenna configured to receive a signal at multiple antenna elements; a DoA estimation unit configured to estimate directions of arrival of multiple paths contained in the received signal; an angle spread estimation unit configured to estimate an angle spread of the multiple paths; a first weighting calculation unit configured to estimate a common set of weighting factors for all the paths; a second weighting calculation unit configured to estimate an individual set of weighting factors for each of the multiple paths based on the estimated directions of arrival of the paths; a weighting unit configured to weight the received signal by multiplying the received signal by one of the common set of weighting factors or individual set of weighting factor; and a demodulator configured to demodulate the weighted signal.
摘要翻译： 无线通信装置包括被配置为在多个天线元件处接收信号的阵列天线; DoA估计单元，被配置为估计包含在接收信号中的多个路径的到达方向; 角度扩展估计单元，被配置为估计所述多个路径的角度扩展; 第一加权计算单元，被配置为估计用于所有路径的公共加权因子集合; 第二加权计算单元，被配置为基于估计的路径的到达方向来估计多个路径中的每一个的各个加权因子集合; 加权单元，被配置为通过将所接收的信号乘以公共加权因子集合或单独的一组加权因子来加权所接收的信号; 以及解调器，被配置为解调所述加权信号。
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7.发明授权Method for reporting channel quality information via uplink, and base station and user device adapted for the method 有权通过上行链路报告信道质量信息的方法，适用于该方法的基站和用户设备公开(公告)号：US08548512B2
公开(公告)日：2013-10-01
申请号：US12746702
申请日：2008-12-26
IPC分类号： H04B15/00
CPC分类号： H04W24/10 , H04W24/00 , H04W48/08 , H04W64/006 , H04W88/08
摘要： A base station for a mobile communication system includes a speed detecting unit configured to detect the moving speed of a user device based on a signal received from the user device and indicating the moving speed; and a determining unit configured to select, based on the moving speed detected by the speed detecting unit, a wideband channel quality indicator indicating reception quality of an entire system frequency band allocated to the mobile communication system, or a combination of the wideband channel quality indicator and one or more channel quality indicators of subbands in the system frequency band as channel quality information that needs to be reported from the user device to the base station.
摘要翻译： 一种用于移动通信系统的基站，包括速度检测单元，其被配置为基于从用户设备接收到的信号并且指示移动速度来检测用户设备的移动速度; 以及确定单元，被配置为基于由速度检测单元检测到的移动速度来选择指示分配给移动通信系统的整个系统频带的接收质量的宽带信道质量指示符，或宽带信道质量指示符 以及系统频带中的子带的一个或多个信道质量指示，作为需要从用户设备向基站报告的信道质量信息。
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8.发明申请MOBILE STATION, BASE STATION, BASIC FREQUENCY BLOCK SPECIFYING METHOD AND BAND CONTROL METHOD 有权移动台，基站，基本频率块规范方法和频带控制方法公开(公告)号：US20110051711A1
公开(公告)日：2011-03-03
申请号：US12920710
申请日：2009-03-27
申请人： Yoshihisa Kishiyama , Motohiro Tanno , Nobuhiko Miki , Hidekazu Taoka , Kenichi Higuchi , Mamoru Sawahashi
发明人： Yoshihisa Kishiyama , Motohiro Tanno , Nobuhiko Miki , Hidekazu Taoka , Kenichi Higuchi , Mamoru Sawahashi
IPC分类号： H04J3/06
CPC分类号： H04W72/048 , H04J3/06 , H04L5/0007 , H04L5/0037 , H04L5/0044 , H04L5/0053 , H04L5/006 , H04L5/0092 , H04W8/24
摘要： A base station includes a receiving unit configured to receive a UE capability regarding a bandwidth from a mobile station; and a specifying unit configured to specify, among plural basic frequency blocks included in a system band, one or more basic frequency blocks to be used by the mobile station based on the UE capability.
摘要翻译： 基站包括：接收单元，被配置为从移动台接收关于带宽的UE能力; 以及指定单元，被配置为在包括在系统频带中的多个基本频率块中，基于所述UE能力来指定要由所述移动站使用的一个或多个基本频率块。
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9.发明申请METHOD FOR REPORTING CHANNEL QUALITY INFORMATION VIA UPLINK, AND BASE STATION AND USER DEVICE ADAPTED FOR THE METHOD 有权通过上行链路报告信道质量信息的方法，适用于方法的基站和用户设备公开(公告)号：US20110009139A1
公开(公告)日：2011-01-13
申请号：US12746702
申请日：2008-12-26
IPC分类号： H04B7/00
CPC分类号： H04W24/10 , H04W24/00 , H04W48/08 , H04W64/006 , H04W88/08
摘要： A base station for a mobile communication system includes a speed detecting unit configured to detect the moving speed of a user device based on a signal received from the user device and indicating the moving speed; and a determining unit configured to select, based on the moving speed detected by the speed detecting unit, a wideband channel quality indicator indicating reception quality of an entire system frequency band allocated to the mobile communication system, or a combination of the wideband channel quality indicator and one or more channel quality indicators of subbands in the system frequency band as channel quality information that needs to be reported from the user device to the base station.
摘要翻译： 一种用于移动通信系统的基站，包括速度检测单元，其被配置为基于从用户设备接收到的信号并且指示移动速度来检测用户设备的移动速度; 以及确定单元，被配置为基于由速度检测单元检测到的移动速度来选择指示分配给移动通信系统的整个系统频带的接收质量的宽带信道质量指示符，或宽带信道质量指示符 以及系统频带中的子带的一个或多个信道质量指示，作为需要从用户设备向基站报告的信道质量信息。
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公开(公告)号：US07408977B2
公开(公告)日：2008-08-05
申请号：US10931996
申请日：2004-09-02
IPC分类号： H04B1/00
CPC分类号： H04B7/086 , H01Q3/2605 , H04B7/0617 , H04B7/0695 , H04B7/088
摘要： A wireless communication apparatus comprises an array antenna configured to receive a signal at multiple antenna elements; a DoA estimation unit configured to estimate directions of arrival of multiple paths contained in the received signal; an angle spread estimation unit configured to estimate an angle spread of the multiple paths; a first weighting calculation unit configured to estimate a common set of weighting factors for all the paths; a second weighting calculation unit configured to estimate an individual set of weighting factors for each of the multiple paths based on the estimated directions of arrival of the paths; a weighting unit configured to weight the received signal by multiplying the received signal by one of the common set of weighting factors or individual set of weighting factor; and a demodulator configured to demodulate the weighted signal.
摘要翻译： 无线通信装置包括被配置为在多个天线元件处接收信号的阵列天线; DoA估计单元，被配置为估计包含在接收信号中的多个路径的到达方向; 角度扩展估计单元，被配置为估计所述多个路径的角度扩展; 第一加权计算单元，被配置为估计用于所有路径的公共加权因子集合; 第二加权计算单元，被配置为基于估计的路径的到达方向来估计多个路径中的每一个的各个加权因子集合; 加权单元，被配置为通过将所接收的信号乘以公共加权因子集合或单独的一组加权因子来加权所接收的信号; 以及解调器，被配置为解调所述加权信号。
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