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1. 发明申请

US20060233221A1 Multi-antenna solution for mobile handset 有权
标题翻译：移动手机的多天线解决方案
公开(公告)号：US20060233221A1
公开(公告)日：2006-10-19
申请号：US10540791
申请日：2003-12-22
申请人： Luzhou Xu , Yanzhong Dai , Jian Liu , Ronghui Wu , Min Shi , Yun Yuan , Yan Li
发明人： Luzhou Xu , Yanzhong Dai , Jian Liu , Ronghui Wu , Min Shi , Yun Yuan , Yan Li
IPC分类号： H04B1/00
CPC分类号： H04B7/0897 , H04B7/022 , H04B7/0613 , H04B7/084 , H04B7/0854
摘要： A mobile terminal with multi-antenna (200) based on CDMA, comprises a plurality of groups of radio frequency signal processing modules (202), for transforming received multi-channel radio frequency signals based on CDMA to multi-channel baseband signals; a multi-antenna module (206), for combining said multi-channel baseband signals output from the plurality of groups of radio frequency signal processing modules into single-channel baseband signals according to control information received one-off when said multi-antenna module enables a multi-antenna baseband processing; and a baseband processing module (203), for providing said control information to said multi-antenna module and baseband processing said single-channel baseband signals outputted from said multi-antenna module.
摘要翻译：一种基于CDMA的具有多天线（200）的移动终端包括多组射频信号处理模块（202），用于将接收到的基于CDMA的多频道射频信号变换为多信道基带信号; 多天线模块（206），用于当所述多天线模块使能时，将根据多次接收的控制信息将从多组射频信号处理模块输出的所述多通道基带信号组合为单通道基带信号多天线基带处理; 以及基带处理模块（203），用于向所述多天线模块提供所述控制信息，以及对从所述多天线模块输出的所述单信道基带信号进行基带处理。

2. 发明授权

US07855992B2 Multi-antenna solution for mobile handset 有权
标题翻译：移动手机的多天线解决方案
公开(公告)号：US07855992B2
公开(公告)日：2010-12-21
申请号：US10540791
申请日：2003-12-22
申请人： Luzhou Xu , Yanzhong Dai , Jian Liu , Ronghui Wu , Min Shi , Yun Yuan , Yan Li
发明人： Luzhou Xu , Yanzhong Dai , Jian Liu , Ronghui Wu , Min Shi , Yun Yuan , Yan Li
IPC分类号： H04W4/00
CPC分类号： H04B7/0897 , H04B7/022 , H04B7/0613 , H04B7/084 , H04B7/0854
摘要： A mobile terminal with multi-antenna (200) based on CDMA, comprises a plurality of groups of radio frequency signal processing modules (202), for transforming received multi-channel radio frequency signals based on CDMA to multi-channel baseband signals; a multi-antenna module (206), for combining said multi-channel baseband signals output from the plurality of groups of radio frequency signal processing modules into single-channel baseband signals according to control information received one-off when said multi-antenna module enables a multi-antenna baseband processing; and a baseband processing module (203), for providing said control information to said multi-antenna module and baseband processing said single-channel baseband signals outputted from said multi-antenna module.
摘要翻译：一种基于CDMA的具有多天线（200）的移动终端包括多组射频信号处理模块（202），用于将接收到的基于CDMA的多频道射频信号变换为多信道基带信号; 多天线模块（206），用于当所述多天线模块使能时，将根据多次接收的控制信息将从多组射频信号处理模块输出的所述多通道基带信号组合为单通道基带信号多天线基带处理; 以及基带处理模块（203），用于向所述多天线模块提供所述控制信息，以及对从所述多天线模块输出的所述单信道基带信号进行基带处理。

3. 发明申请

US20070117527A1 Method and apparatus of multiple antenna receiver 审中-公开
标题翻译：多天线接收机的方法和装置
公开(公告)号：US20070117527A1
公开(公告)日：2007-05-24
申请号：US10581258
申请日：2004-11-12
申请人： Luzhou Xu , Yan Li , Yanzhong Dai , Jian Liu
发明人： Luzhou Xu , Yan Li , Yanzhong Dai , Jian Liu
IPC分类号： H04B1/04
CPC分类号： H04B7/0857 , H04L25/0204 , H04L25/0248
摘要： A communication method performed by a mobile terminal with multiple antenna elements, comprising steps of: receiving the corresponding Rx vector signals from multiple antenna elements; calculating the suitable weight vector corresponding to the Rx vector signal of each antenna element according to the corresponding Rx vector signals; and obtaining an output signal with maximum SNR by weighting and then combining said Rx vector signals with said corresponding suitable weight vector respectively. With this method, a desirable system performance can be maintained, and the complexity of generating weight vector can be reduced effectively as well.
摘要翻译：一种由具有多个天线元件的移动终端执行的通信方法，包括以下步骤：从多个天线元件接收相应的Rx矢量信号; 根据对应的Rx矢量信号计算与每个天线元件的Rx矢量信号对应的合适的权重向量; 并通过加权获得具有最大SNR的输出信号，然后分别将所述Rx矢量信号与所述对应的适当权重向量组合。利用该方法，可以保持期望的系统性能，并且也可以有效地降低生成权重向量的复杂度。

4. 发明申请

US20080232438A1 2D Rake Receiver For Use in Wireless Communication Systems 审中-公开
标题翻译： 2D耙式接收机用于无线通信系统
公开(公告)号：US20080232438A1
公开(公告)日：2008-09-25
申请号：US10581807
申请日：2004-11-19
申请人： Yanzhong Dai , Luzhou Xu , Yan Li
发明人： Yanzhong Dai , Luzhou Xu , Yan Li
IPC分类号： H04B1/707 , H04B1/10 , H04B7/08
CPC分类号： H04B1/712 , H04B7/0854
摘要： A 2D Rake receiver is proposed, comprising: a control module, for generating, according to a reference signal and the radio signals received by a plurality of antenna elements, the multipath information about the radio signals; a weight factor calculating unit, for calculating the corresponding weight factors of the received radio signals corresponding to different antenna elements according to the multipath information; a plurality of 1 D Rake receivers, each of which is for receiving radio signals from the corresponding antenna element and weighting the radio signals received by the Rake receiver with the corresponding weight factor; a combining unit, for combing the weighted radio signals outputted from the plurality of 1 D Rake receivers, to output a combined signal.
摘要翻译：提出了一种2D Rake接收机，包括：控制模块，用于根据参考信号和由多个天线元件接收的无线电信号生成关于无线电信号的多路径信息; 权重因子计算单元，用于根据多路径信息计算与不同天线元件对应的接收无线电信号的对应权重因子; 多个1 D Rake接收机，每个接收机用于从相应的天线元件接收无线电信号，并以相应的权重因子对由Rake接收机接收的无线电信号进行加权; 组合单元，用于梳理从多个D耙式接收机输出的加权无线电信号，以输出组合信号。

5. 发明申请

US20070133611A1 Method and apparatus of frequency estimation for the downlink of td-scdma systems 审中-公开
标题翻译： td-scdma系统下行链路的频率估计方法和装置
公开(公告)号：US20070133611A1
公开(公告)日：2007-06-14
申请号：US10580728
申请日：2004-11-29
申请人： Yan Li , Luzhou Xu , Yanzhong Dai
发明人： Yan Li , Luzhou Xu , Yanzhong Dai
IPC分类号： H04J3/06 , H04J13/00
CPC分类号： H04L27/0014 , H04B1/7075 , H04L2027/003 , H04L2027/0067
摘要： A method of frequency estimation for the downlink of wireless communication systems, comprising steps of: determining, according to the received radio signals, the phase shift of the midamble and that of the downlink synchronization code of the radio signals respectively; calculating the phase shift difference between the midamble and the downlink synchronization code of the radio signals, according to the determined phase shift of the midamble and that of the downlink synchronization code; estimating the frequency offset of the radio signals, according to the phase shift difference between the midamble and the downlink synchronization code of the radio signals and the relationship between the expected midamble and the downlink synchronization code, e.g. the time interval between the midamble and the downlink synchronization code in communication protocols.
摘要翻译：一种用于无线通信系统的下行链路的频率估计方法，包括以下步骤：根据所接收的无线电信号分别确定所述中继码的相移和所述无线信号的下行同步码的相移; 根据确定的中置码相移和下行同步码的相移，计算无线信号的中间码和下行同步码之间的相移差; 根据无线电信号的中间码和下行链路同步码之间的相移差以及预期中间码和下行链路同步码之间的关系，例如估计无线电信号的频率偏移。通信协议中的中间码和下行链路同步码之间的时间间隔。

6. 发明申请

US20080205555A1 Method and Apparatus for Channel Estimation 审中-公开
标题翻译：用于信道估计的方法和装置
公开(公告)号：US20080205555A1
公开(公告)日：2008-08-28
申请号：US11813865
申请日：2006-01-09
申请人： Xia Zhu , Yan Li , Yanzhong Dai
发明人： Xia Zhu , Yan Li , Yanzhong Dai
IPC分类号： H04L27/06 , H04L25/02 , H04B1/707
CPC分类号： H04L25/0236 , H04B1/712 , H04B2201/70701
摘要： A channel estimation method, comprising the steps of: receiving radio signals transmitted through wireless channel; calculating the channel fading coefficients of pilot symbols, which inserted in a time slot allocated to the wireless signals; estimating the channel fading coefficients of each of predefined groups of chips in the time slot step by step, by utilizing the channel fading coefficients of the pilot symbols and the correlation between the pilot symbols and traffic data in the time slot, wherein each group of chips is composed of predefined number of chips.
摘要翻译：一种信道估计方法，包括以下步骤：接收通过无线信道发送的无线电信号; 计算插入到分配给无线信号的时隙中的导频符号的信道衰落系数; 通过利用导频符号的信道衰落系数和导频符号与时隙中的业务数据之间的相关性来估计时隙中每个预定义码片组的信道衰落系数，其中每组码片由预定数量的芯片组成。

7. 发明申请

US20070127355A1 Method and apparatus of noise variance estimation for use in wireless communication systems 审中-公开
标题翻译：用于无线通信系统的噪声方差估计方法和装置
公开(公告)号：US20070127355A1
公开(公告)日：2007-06-07
申请号：US10588252
申请日：2004-12-02
申请人： Yan Li , Luzhou Xu , Yueheng Li
发明人： Yan Li , Luzhou Xu , Yueheng Li
IPC分类号： H04J3/10
CPC分类号： H04L25/0212 , H04B1/7103 , H04B1/7105 , H04L25/0204 , H04L25/0224 , H04L25/0242
摘要： A method of noise variance estimation to be performed by a user equipment is proposed, comprising steps of: receiving a signal vector containing training sequence and noise vector transmitted via at least one transmission path; estimating the channel impulse response of each transmission path to construct a channel impulse response matrix, according to the signal vector; calculating the noise variance of the signal vector according to the channel impulse response matrix and the signal vector if the channel impulse response remains mainly unchanged during the special time duration of the training sequence.
摘要翻译：提出了一种由用户设备执行的噪声方差估计方法，包括以下步骤：接收包含经由至少一个传输路径发送的训练序列和噪声向量的信号矢量; 根据信号向量估计每个传输路径的信道脉冲响应以构建信道脉冲响应矩阵; 如果信道脉冲响应在训练序列的特殊持续时间内保持主要不变，则根据信道脉冲响应矩阵和信号矢量计算信号向量的噪声方差。

8. 外观设计

USD965092S1 Inflatable swimming pool 有权
公开(公告)号：USD965092S1
公开(公告)日：2022-09-27
申请号：US29802936
申请日：2021-08-09
申请人： Yan Li , Weijian Yuan
设计人： Yan Li , Weijian Yuan

9. 外观设计

USD948651S1 Shark swimming circle 有权
公开(公告)号：USD948651S1
公开(公告)日：2022-04-12
申请号：US29782448
申请日：2021-05-06
申请人： Yan Li
设计人： Yan Li

10. 发明授权

US09436885B2 Determining a computer's position and system for manufacturing a tag 有权
标题翻译：确定计算机的位置和系统制造标签
公开(公告)号：US09436885B2
公开(公告)日：2016-09-06
申请号：US13558969
申请日：2012-07-26
申请人： Yan Li , Hai Bo Lin , Tao Liu , Yu Dong Yang , Yi Xin Zhao
发明人： Yan Li , Hai Bo Lin , Tao Liu , Yu Dong Yang , Yi Xin Zhao
IPC分类号： H04N7/18 , G06K9/32 , G06K9/26
CPC分类号： G06K1/121 , G06K7/1439 , G06K9/26 , G06K9/3233 , H05K7/18
摘要： A system and method for accurately positioning a computer position, and identifying the specific rack position where the computer is without manual intervention. A camera is installed on the computer to read the contents of a tag on the rack, so as to identify the position information of the computer. Specifically, the computer is provided with a self-positioning function, wherein: a camera is installed on the computer, and the camera is configured to read the contents of a tag attached on a side of a rack to house the computer to identify the rack position where the computer is.
摘要翻译：一种用于精确定位计算机位置的系统和方法，以及识别计算机没有手动干预的特定机架位置。计算机上安装了相机以读取机架上标签的内容，以便识别计算机的位置信息。具体地说，该计算机具有自定位功能，其中：相机安装在计算机上，并且相机被配置为读取安装在机架一侧的标签的内容以容纳计算机以识别机架电脑的位置

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