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41. 发明申请

US20120320774A1 Method for Transmitting Feedback of Channel State Information and User Equipment 有权
标题翻译：发送信道状态信息和用户设备反馈的方法
公开(公告)号：US20120320774A1
公开(公告)日：2012-12-20
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： H04W24/10
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。

42. 发明授权

US08913574B2 Channel state information feedback method and user equipment 有权
标题翻译：信道状态信息反馈方法和用户设备
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
IPC分类号： H04W72/02 , H04W4/00 , H04B7/04 , H04L1/00 , H04B7/02 , H04B7/06
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。

43. 发明授权

US08831067B2 Method and system for channel state information feedback 有权
标题翻译：信道状态信息反馈的方法和系统
公开(公告)号：US08831067B2
公开(公告)日：2014-09-09
申请号：US13634578
申请日：2010-11-05
申请人： Yijian Chen , Guanghui Yu , Junfeng Zhang , Shupeng Li
发明人： Yijian Chen , Guanghui Yu , Junfeng Zhang , Shupeng Li
IPC分类号： H04B1/00 , H04B7/04 , H04L1/00
CPC分类号： H04B7/0417 , H03M7/3088 , H04B7/0469 , H04B7/0478 , H04L1/0026 , H04L1/0028 , H04L5/0023 , H04L5/0057
摘要： The present invention discloses a method for feeding back channel information, which includes: configuring a same codebook space at a data transmitting end and a data receiving end (101); the data receiving end selecting, from the codebook space, a codeword matched with a channel, and transmitting a sequence number corresponding to the codeword to the data transmitting end (102); and the data transmitting end extracting, according to the sequence number, a corresponding codeword from a locally-configured codebook space to obtain channel state information (103). The present invention also discloses a system for feeding back channel information, which includes a data transmitting end and a data receiving end. The method and system for feeding back channel information solve the problem that there is no channel information feedback method for dual-polarized channels.
摘要翻译：本发明公开了一种反馈信道信息的方法，包括：在数据发送端配置相同的码本空间和数据接收端（101）; 数据接收端从码本空间中选择与信道匹配的码字，并将对应于码字的序列号发送到数据发送端（102）; 并且数据发送端根据序列号从本地配置的码本空间提取相应的码字，以获得信道状态信息（103）。本发明还公开了一种用于反馈信道信息的系统，其包括数据发送端和数据接收端。反馈信道信息的方法和系统解决了双极化信道没有信道信息反馈方法的问题。

44. 发明申请

US20130208819A1 Method and System for Channel State Information Feedback 有权
标题翻译：渠道状态信息反馈的方法和系统
公开(公告)号：US20130208819A1
公开(公告)日：2013-08-15
申请号：US13634578
申请日：2010-11-05
申请人： Yijian Chen , Guanghui Yu , Junfeng Zhang , Shupeng Li
发明人： Yijian Chen , Guanghui Yu , Junfeng Zhang , Shupeng Li
IPC分类号： H04B7/04
CPC分类号： H04B7/0417 , H03M7/3088 , H04B7/0469 , H04B7/0478 , H04L1/0026 , H04L1/0028 , H04L5/0023 , H04L5/0057
摘要： The present invention discloses a method for feeding back channel information, which includes: configuring a same codebook space at a data transmitting end and a data receiving end (101); the data receiving end selecting, from the codebook space, a codeword matched with a channel, and transmitting a sequence number corresponding to the codeword to the data transmitting end (102); and the data transmitting end extracting, according to the sequence number, a corresponding codeword from a locally-configured codebook space to obtain channel state information (103). The present invention also discloses a system for feeding back channel information, which includes a data transmitting end and a data receiving end. The method and system for feeding back channel information solve the problem that there is no channel information feedback method for dual-polarized channels.
摘要翻译：本发明公开了一种反馈信道信息的方法，包括：在数据发送端配置相同的码本空间和数据接收端（101）; 数据接收端从码本空间中选择与信道匹配的码字，并将对应于码字的序列号发送到数据发送端（102）; 并且数据发送端根据序列号从本地配置的码本空间提取相应的码字，以获得信道状态信息（103）。本发明还公开了一种用于反馈信道信息的系统，其包括数据发送端和数据接收端。反馈信道信息的方法和系统解决了双极化信道没有信道信息反馈方法的问题。

45. 发明申请

US20130188593A1 METHOD FOR CHANNEL INFORMATION FEEDBACK AND A TERMINAL 有权
标题翻译：信道反馈和终端的方法
公开(公告)号：US20130188593A1
公开(公告)日：2013-07-25
申请号：US13877127
申请日：2011-06-30
申请人： Yijian Chen , Yungok Li , Jun Xu , Junfeng Zhang , Shupeng Li
发明人： Yijian Chen , Yungok Li , Jun Xu , Junfeng Zhang , Shupeng Li
IPC分类号： H04B7/04
CPC分类号： H04B7/0417 , H04B7/063 , H04B7/0639 , H04L1/0026 , H04L1/0029 , H04L1/003 , H04L1/0031
摘要： The disclosure provides a method for channel information feedback and a terminal, applied in an 8 antennae system, comprising: a terminal acquires the channel information which comprises PMI1 information and RI information; the terminal jointly encodes the PMI1 information and RI information into a 5 bit Report Type; the terminal feeds back the Report Type on a physical uplink control channel. The disclosure solves the poor transmission performance of the system caused by high overhead of channel information feedback in the related arts, thus improving the performance of the terminal to feed back information and improving the transmission performance of the system.
摘要翻译：本发明提供了一种应用在8天线系统中的信道信息反馈和终端的方法，包括：终端获取包含PMI1信息和RI信息的信道信息; 终端将PMI1信息和RI信息共同编码为5位报告类型; 终端在物理上行链路控制信道上反馈报告类型。本公开解决了相关技术中信道信息反馈的高开销引起的系统的差的传输性能，从而提高了终端反馈信息的性能并提高了系统的传输性能。

46. 发明申请

US20120236817A1 Channel State Information Feedback Method and User Equipment 有权
标题翻译：渠道状态信息反馈方法和用户设备
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
IPC分类号： H04W4/00 , H04W72/02
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。

47. 发明申请

US20120207240A1 METHOD AND SYSTEM FOR ACQUIRING CHANNEL STATE INFORMATION 有权
标题翻译：获取信道状态信息的方法和系统
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。

48. 发明授权

US08989109B2 Pre-coding method and apparatus based on mixed multiplexing demodulation reference signals 有权
标题翻译：基于混合复用解调参考信号的预编码方法和装置
公开(公告)号：US08989109B2
公开(公告)日：2015-03-24
申请号：US13257662
申请日：2010-12-17
申请人： Yunfeng Sun , Wenfeng Zhang , Jing Jiang , Junfeng Zhang
发明人： Yunfeng Sun , Wenfeng Zhang , Jing Jiang , Junfeng Zhang
IPC分类号： H04W72/04 , H04W4/00 , H04L12/26 , H04W52/14 , H04L5/00 , H04L25/02 , H04L25/03
CPC分类号： H04L5/0023 , H04L5/0051 , H04L25/0204 , H04L25/0226 , H04L2025/03414 , H04L2025/03426
摘要： Disclosed in the present invention is a pre-coding method for hybrid multiplexing demodulation reference symbol (DMRS). The method includes: determining a multiplexing relationship between DMRS ports; making layers of data transport correspond to DMRS ports with the multiplexing relationship determined; and pre-coding pilot sequences corresponding to various DMRS ports according to the relationship between the layers of data transport and the DMRS ports. Also disclosed in the present invention is a method for mapping from a layer to a multiplexing demodulation reference symbol (DMRS) and an apparatus for achieving pre-coding based on a hybrid multiplexing demodulation reference symbol (DMRS). By way of the technical solution of the present invention, interference between the layers corresponding to different codeword streams can be avoided, and the accuracy of channel estimation can be improved.
摘要翻译：在本发明中公开了一种用于混合多路复用解调参考符号（DMRS）的预编码方法。该方法包括：确定DMRS端口之间的复用关系; 使层数据传输对应于DMRS端口，确定复用关系; 并根据数据传输层和DMRS端口之间的关系对与各种DMRS端口相对应的导频序列进行预编码。本发明还公开了一种从层到复用解调参考符号（DMRS）的映射方法以及基于混合复用解调参考符号（DMRS）实现预编码的装置。通过本发明的技术方案，可以避免对应于不同码字流的层之间的干扰，并且可以提高信道估计的精度。

49. 发明授权

US08787189B2 Feedback method and system of channel quality indicatior 有权
标题翻译：信道质量指标的反馈方法和系统
公开(公告)号：US08787189B2
公开(公告)日：2014-07-22
申请号：US13257790
申请日：2009-12-28
申请人： Yunfeng Sun , Jing Jiang , Changqing Zhu , Junfeng Zhang
发明人： Yunfeng Sun , Jing Jiang , Changqing Zhu , Junfeng Zhang
IPC分类号： H04L12/26 , H04L12/24 , H04W24/10
CPC分类号： H04L41/5032 , H04B7/024 , H04B7/0632 , H04B7/0641 , H04B7/065 , H04W24/10
摘要： A method of CQI feedback comprises: in a CoMP system, a terminal feeding back a CQI corresponding to a comprehensive channel formed between the terminal and all transmission nodes in a CATS or each CQI corresponding to each channel between the terminal and each transmission node. A system of CQI feedback; in the system is also disclosed, a feedback unit at the terminal side is used in the CoMP system to calculate and feed back the CQI corresponding to the comprehensive channel formed between the terminal and all the transmission nodes in the CATS or each CQI corresponding to each channel between the terminal and each transmission node. With the method and system of the present invention, not only the CQI feedback in the CoMP system can be realized, but also the difference between the CQI feedback in the control channel and that in the traffic channel can be avoided.
摘要翻译：一种CQI反馈的方法包括：在CoMP系统中，终端在CATS中对与终端与所有发送节点之间形成的综合信道相对应的CQI进行反馈，或者对应于终端与每个发送节点之间的每个信道的每个CQI。一种CQI反馈系统; 在该系统中还公开了在CoMP系统中使用终端侧的反馈单元，计算并反馈与CATS中的终端与所有发送节点之间形成的综合信道对应的CQI，或对应于每个CQI 终端和每个传输节点之间的通道。利用本发明的方法和系统，不仅可以实现CoMP系统中的CQI反馈，而且可以避免控制信道中的CQI反馈与业务信道中的CQI反馈之间的差异。

50. 发明申请

US20120218950A1 Signal Resource Determination Method 有权
标题翻译：信号资源测定方法
公开(公告)号：US20120218950A1
公开(公告)日：2012-08-30
申请号：US13258313
申请日：2010-06-10
申请人： Guanghui Yu , Ruyue Li , Yunfeng Sun , Bo Dai , Junfeng Zhang
发明人： Guanghui Yu , Ruyue Li , Yunfeng Sun , Bo Dai , Junfeng Zhang
IPC分类号： H04W72/04
CPC分类号： H04L5/0051
摘要： The present disclosure discloses a signal resource determination method, and the method includes that: carrying a dedicated demodulation data reference signal in a Resource Element (RE) on an Orthogonal Frequency Division Multiplexing (OFDM) symbol, wherein the OFDM symbol is in a non-control channel area of a Resource Block (RB) and carries a non-common reference signal.
摘要翻译：本公开公开了一种信号资源确定方法，所述方法包括：在正交频分复用（OFDM）符号上的资源元素（RE）中承载专用解调数据参考信号，其中所述OFDM符号处于非 - 资源块（RB）的控制信道区域并且携带非公共参考信号。

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