-
公开(公告)号：US08913574B2
公开(公告)日：2014-12-16
申请号：US13512964
申请日：2010-06-29
申请人： Yijian Chen , Jun Xu , Guanghui Yu , Bo Dai , Junfeng Zhang
发明人： Yijian Chen , Jun Xu , Guanghui Yu , Bo Dai , Junfeng Zhang
CPC分类号： H04B7/0417 , H04B7/024 , H04B7/0486 , H04B7/0626 , H04B7/063 , H04B7/0632 , H04B7/0639 , H04B7/0641 , H04L1/0003 , H04L1/0026 , H04L1/0029
摘要： A method for feeding back channel state information and user equipment are provided in the present invention, which relates to the digital communication field; and they solve the problem of lacking a mechanism of reporting overall and effective channel state information in a SU-MIMO and MU-MIMO dynamic switching system. The method includes: in a single transmission mode, UE sends the channel state information to a network side, wherein the channel state information includes information indicating a transmission layer with the best channel quality. Technical schemes provided in the present invention are applied to the LTE system and LTE-A system.
摘要翻译： 在本发明中提供了一种用于反馈信道状态信息和用户设备的方法，该方法涉及数字通信领域; 解决了在SU-MIMO和MU-MIMO动态切换系统中缺乏报告整体有效的信道状态信息的机制的问题。 该方法包括：在单传输模式中，UE向网络侧发送信道状态信息，其中信道状态信息包括指示具有最佳信道质量的传输层的信息。 本发明提供的技术方案应用于LTE系统和LTE-A系统。
-
32.发明授权公开(公告)号：US09107087B2
公开(公告)日：2015-08-11
申请号：US13979381
申请日：2012-01-12
申请人： Ruyue Li , Yijian Chen , Jun Xu , Senbao Guo , Bo Dai , Yunfeng Sun , Junfeng Zhang
发明人： Ruyue Li , Yijian Chen , Jun Xu , Senbao Guo , Bo Dai , Yunfeng Sun , Junfeng Zhang
CPC分类号： H04W24/00 , H04B7/0417 , H04B7/0632 , H04L1/0026 , H04L1/20 , H04L1/206 , H04L5/0048 , H04L5/0057 , H04L25/0224 , H04L27/18 , H04L27/34
摘要： The disclosure provides a method and device for determining Channel quality indication information, which is configured to perform channel measurement based on a reference signal, so as to obtain a CQI information. The method considers the influence of multiple factors on CQI calculation, including selection of a measurement reference signal as well as the influence of multiple complex conditions on CQI calculation, thereby solving the problem that an existing system is unable to obtain accurate Channel quality indication information when using a transmission mode 9, and enhancing the flexibility and performance of the system.
摘要翻译： 本公开提供了一种用于确定信道质量指示信息的方法和装置，其被配置为基于参考信号执行信道测量，以便获得CQI信息。 该方法考虑了多个因素对CQI计算的影响，包括测量参考信号的选择以及多个复杂条件对CQI计算的影响，从而解决了现有系统无法获得准确的信道质量指示信息的问题， 使用传输模式9，并提高系统的灵活性和性能。
-
公开(公告)号：US20130286884A1
公开(公告)日：2013-10-31
申请号：US13979381
申请日：2012-01-12
申请人： Ruyue Li , Yijian Chen , Jun Xu , Senbao Guo , Bo Dai , Yunfeng Sun , Junfeng Zhang
发明人： Ruyue Li , Yijian Chen , Jun Xu , Senbao Guo , Bo Dai , Yunfeng Sun , Junfeng Zhang
IPC分类号： H04W24/00
CPC分类号： H04W24/00 , H04B7/0417 , H04B7/0632 , H04L1/0026 , H04L1/20 , H04L1/206 , H04L5/0048 , H04L5/0057 , H04L25/0224 , H04L27/18 , H04L27/34
摘要： The disclosure provides a method and device for determining Channel quality indication information, which is configured to perform channel measurement based on a reference signal, so as to obtain a CQI information. The method considers the influence of multiple factors on CQI calculation, including selection of a measurement reference signal as well as the influence of multiple complex conditions on CQI calculation, thereby solving the problem that an existing system is unable to obtain accurate Channel quality indication information when using a transmission mode 9, and enhancing the flexibility and performance of the system.
-
公开(公告)号：US20130094464A1
公开(公告)日：2013-04-18
申请号：US13704941
申请日：2011-01-11
申请人： Ruyue Li , Jun Xu , Yijian Chen , Ke Cai
发明人： Ruyue Li , Jun Xu , Yijian Chen , Ke Cai
IPC分类号： H04W72/04
CPC分类号： H04W72/0413 , H04B7/0478 , H04B7/0639 , H04B7/065 , H04B7/066 , H04L1/0006 , H04L1/0026 , H04L1/0031 , H04L5/0023 , H04L5/0035 , H04L5/0053 , H04L5/0057 , H04L25/03343 , H04L2025/03426 , H04L2025/03808
摘要： The disclosure provides a method and terminal for feeding back channel state information. The method comprises: a UE determining channel state information comprising a first type of PMI and a second type of PMI, wherein the first type of PMI is used for indicating an index of a first precoding matrix in a first precoding codebook, the first precoding matrix is used for mapping channel information of a wideband and/or long-term channel, the second PMI is used for indicating an index of a second precoding matrix in a second precoding codebook, the second precoding matrix is used for mapping channel information of a subband and/or short-term channel; the UE feeding back the channel state information on a PUSCH. The disclosure enables a base station to dynamically select SU-MIMO or MU-MIMO transmission according to the practical channel condition so as to effectively improve the system performance.
摘要翻译： 本公开提供了一种用于反馈信道状态信息的方法和终端。 该方法包括：UE确定包括PMI的第一类型和PMI的第二类型的信道状态信息，其中，所述第一类型的PMI用于指示第一预编码码本中的第一预编码矩阵的索引，所述第一预编码矩阵 用于映射宽带和/或长期信道的信道信息，第二PMI用于指示第二预编码码本中的第二预编码矩阵的索引，第二预编码矩阵用于映射子带的信道信息 和/或短期渠道; UE在PUSCH上反馈信道状态信息。 本公开使得基站能够根据实际信道条件动态地选择SU-MIMO或MU-MIMO传输，以有效地提高系统性能。
-
公开(公告)号：US20120236817A1
公开(公告)日：2012-09-20
申请号：US13512964
申请日：2010-06-29
申请人： Yijian Chen , Jun Xu , Guanghui Yu , Bo Dai , Junfeng Zhang
发明人： Yijian Chen , Jun Xu , Guanghui Yu , Bo Dai , Junfeng Zhang
CPC分类号： H04B7/0417 , H04B7/024 , H04B7/0486 , H04B7/0626 , H04B7/063 , H04B7/0632 , H04B7/0639 , H04B7/0641 , H04L1/0003 , H04L1/0026 , H04L1/0029
摘要： A method for feeding back channel state information and user equipment are provided in the present invention, which relates to the digital communication field; and they solve the problem of lacking a mechanism of reporting overall and effective channel state information in a SU-MIMO and MU-MIMO dynamic switching system. The method includes: in a single transmission mode, UE sends the channel state information to a network side, wherein the channel state information includes information indicating a transmission layer with the best channel quality. Technical schemes provided in the present invention are applied to the LTE system and LTE-A system.
摘要翻译： 在本发明中提供了一种用于反馈信道状态信息和用户设备的方法，该方法涉及数字通信领域; 解决了在SU-MIMO和MU-MIMO动态切换系统中缺乏报告整体有效的信道状态信息的机制的问题。 该方法包括：在单传输模式中，UE向网络侧发送信道状态信息，其中信道状态信息包括指示具有最佳信道质量的传输层的信息。 本发明提供的技术方案应用于LTE系统和LTE-A系统。
-
公开(公告)号：US20120207240A1
公开(公告)日：2012-08-16
申请号：US13501553
申请日：2010-11-02
申请人： Yijian Chen , Jun Xu , Bo Dai , Ruyue Li , Junfeng Zhang
发明人： Yijian Chen , Jun Xu , Bo Dai , Ruyue Li , Junfeng Zhang
IPC分类号： H04B15/00
CPC分类号： H04B7/0639 , H04B7/024 , H04B7/0417 , H04B7/0626 , H04B7/063
摘要： A method for acquiring channel state information is disclosed in the present invention, including: a user equipment (UE) reporting codebook index information and information about the total number of layers to a base station (eNB), wherein the codebook index information includes one of the following information: class 2 codebook index l; and class 1 codebook index i and index parameter j; and after receiving the codebook index information and information about the total number of layers sent by the UE, the base station obtaining a codeword in the manner of inquiring of a preset codebook list or in the manner of inquiring of the preset codebook list in conjunction with calculation according to the codebook index information and information about the total number of layers. A system for acquiring channel state information is also disclosed in the present invention.
摘要翻译： 在本发明中公开了一种用于获取信道状态信息的方法，包括：向基站（eNB）报告码本索引信息和关于总层数的信息的用户设备（UE），其中码本索引信息包括 以下信息：class 2 codebook index l; 和1类码本索引i和索引参数j; 并且在接收到码本索引信息和关于由UE发送的总层数的信息之后，基站以查询预设码本列表的方式或以预设码本列表的查询方式结合获取码字 根据码本索引信息计算和关于总层数的信息。 本发明还公开了一种获取信道状态信息的系统。
-
公开(公告)号：US09258048B2
公开(公告)日：2016-02-09
申请号：US13695431
申请日：2011-03-10
申请人： Ruyue Li , Jun Xu , Yijian Chen , Bo Dai , Junfeng Zhang
发明人： Ruyue Li , Jun Xu , Yijian Chen , Bo Dai , Junfeng Zhang
CPC分类号： H04B7/065 , H04B7/0452 , H04B7/0478 , H04B7/0639 , H04L1/0026 , H04L1/0029
摘要： The present invention discloses method and terminal for feeding back channel state information. The method comprises: UE determining channel state information comprising first-type PMI and/or second-type PMI according to indication information, wherein first-type PMI is used for indicating index of one first precoding matrix in first precoding codebook, each first precoding matrix is used for mapping channel information of one wideband and/or long-term channel; second-type PMI is used for indicating index of one second precoding matrix in second precoding codebook, each second precoding matrix is used for mapping channel information of one subband and/or short-term channel; UE feeding back first-type PMI in PUCCH periodically and feeding back second-type PMI in PUSCH periodically or non-periodically, or, feeding back first-type PMI and second-type PMI in PUCCH. Through the present invention, precision of feeding back channel state information by UE is increased, and base station can dynamically select SU-MIMO or MU-MIMO transmission.
摘要翻译： 本发明公开了用于反馈信道状态信息的方法和终端。 该方法包括：UE根据指示信息确定包括第一类型PMI和/或第二类型PMI的信道状态信息，其中第一类型PMI用于指示第一预编码码本中的一个第一预编码矩阵的索引，每个第一预编码矩阵 用于映射一个宽带和/或长期信道的信道信息; 第二类型PMI用于指示第二预编码码本中的一秒预编码矩阵的索引，每个第二预编码矩阵用于映射一个子带和/或短期信道的信道信息; UE周期性地在PUCCH中反馈第一类型PMI，并在PUSCH周期性或非周期性地反馈第二类型PMI，或者在PUCCH中反馈第一类型PMI和第二类型PMI。 通过本发明，UE的反馈信道状态信息的精度提高，基站能动态选择SU-MIMO或MU-MIMO传输。
-
38.发明授权Method for transmitting feedback of channel state information and user equipment 有权发送信道状态信息和用户设备反馈的方法公开(公告)号：US08660032B2
公开(公告)日：2014-02-25
申请号：US13520478
申请日：2010-06-29
申请人： Bo Dai , Yijian Chen , Jun Xu , Guanghui Yu , Qianzi Xu , Ruyue Li , Junfeng Zhang
发明人： Bo Dai , Yijian Chen , Jun Xu , Guanghui Yu , Qianzi Xu , Ruyue Li , Junfeng Zhang
IPC分类号： H04L12/26
CPC分类号： H04B7/0417 , H04B7/0621 , H04B7/0632 , H04L5/0023 , H04L5/0035 , H04L5/0091 , H04L25/0224 , H04L25/03891 , H04W48/08
摘要： Disclosed are a method for transmitting feedback of channel state information and user equipment. The method comprises: under a transmission mode, user equipment (UE) determining contents carried by channel state information according to indication information, wherein the indication information comprises at least one of the following: rank indicator (RI), channel quality indication information (CQI) and configuration signaling sent by a base station eNodeB; and the UE sending the channel state information to the eNodeB. The present invention solves the problem that the contents provided by the channel state information are not suitable for those transmission modes under which a multiple user-MIMO and a single user-MIMO can be switched from one to another, improving the applicability of the channel state information.
摘要翻译： 公开了一种用于发送信道状态信息和用户设备的反馈的方法。 该方法包括：在传输模式下，用户设备（UE）根据指示信息确定由信道状态信息携带的内容，其中指示信息包括以下中的至少一个：秩指示符（RI），信道质量指示信息（CQI ）和由基站eNodeB发送的配置信令; 并且UE向eNodeB发送信道状态信息。 本发明解决了由信道状态信息提供的内容不适合于可以从多个用户MIMO和单个用户MIMO切换到另一个的那些传输模式的问题，提高了信道状态的适用性 信息。
-
-
40.发明申请公开(公告)号：US20170057162A1
公开(公告)日：2017-03-02
申请号：US15352051
申请日：2016-11-15
申请人： Christopher M. Spadaccini , Todd Weisgraber , George Farquar , Steven Gemberling , Nicholas Fang , Matthew Alonso , Jun Xu , Howon Lee
发明人： Christopher M. Spadaccini , Todd Weisgraber , George Farquar , Steven Gemberling , Nicholas Fang , Matthew Alonso , Jun Xu , Howon Lee
CPC分类号： G02B1/007 , B29C64/124 , B29C64/135 , B33Y10/00 , B33Y30/00 , G02B1/002 , G02B5/008 , G02B27/56 , G03F7/70408 , G03F7/70416 , G03H1/0005 , G03H1/0476 , G03H1/2294 , G03H2001/0094 , G03H2001/0482 , G03H2223/17 , G03H2225/60
摘要： A high-resolution PμSL system and method incorporating one or more of the following features with a standard PμSL system using a SLM projected digital image to form components in a stereolithographic bath: a far-field superlens for producing sub-diffraction-limited features, multiple spatial light modulators (SLM) to generate spatially-controlled three-dimensional interference holograms with nanoscale features, and the integration of microfluidic components into the resin bath of a PμSL system to fabricate microstructures of different materials.
摘要翻译： 高分辨率PμSL系统和方法将一个或多个以下特征与标准PμSL系统结合使用SLM投影数字图像以在立体溶液浴中形成组件：用于产生亚衍射限制特征的多场超声 空间光调制器（SLM），以产生具有纳米尺度特征的空间控制的三维干涉全息图，以及将微流体成分整合到PμSL系统的树脂浴中，以制造不同材料的微结构。
-
-
-
-
-
-
-
-
-
搜索结果
368 条记录 (耗时 0.026 秒)