公开(公告)号：US20140376422A1

公开(公告)日：2014-12-25

申请号：US14357537

申请日：2011-12-13

申请人： Bo Dai ,  Yijian Chen ,  Xin Wu ,  Ruyue Li

发明人： Bo Dai ,  Yijian Chen ,  Xin Wu ,  Ruyue Li

IPC分类号： H04W72/04 ,  H04L5/14

CPC分类号： H04W72/042 ,  H04L5/001 ,  H04L5/0023 ,  H04L5/0035 ,  H04L5/0053 ,  H04L5/0082 ,  H04L5/14 ,  H04W72/0446

摘要： A method and a system for processing downlink control information are disclosed, in which downlink control information for the subframe n may be transmitted in a subframe n or the downlink control information for the subframe n may be transmitted in a subframe n−1. By means of technology for processing control channel information provided by the disclosure, a region where the downlink control information is transmitted is added, and space division technology can be fully utilized, so that a load of a Physical Downlink Control Channel (PDCCH) is reduced, the interference between control channels is reduced, and the capacity of the control channel is enlarged.

摘要翻译： 公开了一种用于处理下行链路控制信息的方法和系统，其中可以在子帧n中发送用于子帧n的下行链路控制信息，或者可以在子帧n-1中发送用于子帧n的下行链路控制信息。 通过本公开提供的处理控制信道信息的技术，添加发送下行链路控制信息的区域，并且可以充分利用空分技术，从而降低物理下行链路控制信道（PDCCH）的负载 控制通道之间的干扰减小，控制通道的容量扩大。

公开(公告)号：US09713132B2

公开(公告)日：2017-07-18

申请号：US14357537

申请日：2011-12-13

申请人： Bo Dai ,  Yijian Chen ,  Xin Wu ,  Ruyue Li

发明人： Bo Dai ,  Yijian Chen ,  Xin Wu ,  Ruyue Li

IPC分类号： H04W72/04 ,  H04L5/14 ,  H04L5/00

CPC分类号： H04W72/042 ,  H04L5/001 ,  H04L5/0023 ,  H04L5/0035 ,  H04L5/0053 ,  H04L5/0082 ,  H04L5/14 ,  H04W72/0446

摘要： A method and a system for processing downlink control information are disclosed, in which downlink control information for the subframe n may be transmitted in a subframe n or the downlink control information for the subframe n may be transmitted in a subframe n−1. By means of technology for processing control channel information provided by the disclosure, a region where the downlink control information is transmitted is added, and space division technology can be fully utilized, so that a load of a Physical Downlink Control Channel (PDCCH) is reduced, the interference between control channels is reduced, and the capacity of the control channel is enlarged.

公开(公告)号：US09408196B2

公开(公告)日：2016-08-02

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 ,  H04L25/03 ,  H04B7/04 ,  H04L1/00 ,  H04L5/00 ,  H04B7/06

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：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：US09629014B2

公开(公告)日：2017-04-18

申请号：US14364701

申请日：2011-12-30

申请人： Yu Ngok Li ,  Yijian Chen ,  Yunfeng Sun ,  Jun Xu

发明人： Yu Ngok Li ,  Yijian Chen ,  Yunfeng Sun ,  Jun Xu

IPC分类号： H04W4/00 ,  H04W24/10 ,  H04L5/00

CPC分类号： H04W24/10 ,  H04L5/0023 ,  H04L5/0048

摘要： Disclosed in the present document is a method for notifying interference measurement reference information, and a method and apparatus for measuring interference, wherein a base station notifies a terminal of interference measurement reference information which specifies a reference signal used for interference measurement and/or a reference resources position for interference measurement. According to the solution in the present document, in a distributed antenna system, the base station, through an interference measurement reference message, specifies for the terminal the reference signal used for interference measurement and/or the reference resources position for interference measurement; after receiving the interference measurement reference information, the terminal performs interference measurement according to the reference signal and/or the reference resources position for interference measurement specified by the base station.

公开(公告)号：US20150124717A1

公开(公告)日：2015-05-07

申请号：US14364701

申请日：2011-12-30

申请人： Yu Ngok Li ,  Yijian Chen ,  Yunfeng Sun ,  Jun Xu

发明人： Yu Ngok Li ,  Yijian Chen ,  Yunfeng Sun ,  Jun Xu

IPC分类号： H04W24/10 ,  H04L5/00

CPC分类号： H04W24/10 ,  H04L5/0023 ,  H04L5/0048

摘要： Disclosed in the present document is a method for notifying interference measurement reference information, and a method and apparatus for measuring interference, wherein a base station notifies a terminal of interference measurement reference information which specifies a reference signal used for interference measurement and/or a reference resources position for interference measurement. According to the solution in the present document, in a distributed antenna system, the base station, through an interference measurement reference message, specifies for the terminal the reference signal used for interference measurement and/or the reference resources position for interference measurement; after receiving the interference measurement reference information, the terminal performs interference measurement according to the reference signal and/or the reference resources position for interference measurement specified by the base station.

摘要翻译： 在本文献中公开了一种通知干扰测量参考信息的方法，以及用于测量干扰的方法和装置，其中基站向终端通知干扰测量参考信息，其指定用于干扰测量和/或参考的参考信号 干扰测量的资源位置。 根据本文件的解决方案，在分布式天线系统中，基站通过干扰测量参考消息为终端指定用于干扰测量的参考信号和/或用于干扰测量的参考资源位置; 在接收到干扰测量参考信息之后，终端根据由基站指定的干扰测量的参考信号和/或参考资源位置执行干扰测量。

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。

公开(公告)号：US09491649B2

公开(公告)日：2016-11-08

申请号：US13877165

申请日：2011-06-24

申请人： Yijian Chen ,  Jun Xu ,  YuNgok Li ,  Junfeng Zhang

发明人： Yijian Chen ,  Jun Xu ,  YuNgok Li ,  Junfeng Zhang

IPC分类号： H04W24/10 ,  H04L1/00

CPC分类号： H04W24/10 ,  H04L1/0026 ,  H04L1/0027 ,  H04L1/0028 ,  H04L1/0071 ,  H04L1/0072

摘要： Disclosed in the present invention are a method and an apparatus for transmitting a periodic feedback report. In this case, the method includes: coding a periodic feedback report to be transmitted and data information corresponding to a transmission block respectively, wherein the periodic feedback report includes one of the following information: a combined coding index of rank indicator (RI) information and first pre-coding matrix indicator (PMI-1) information, a combined coding index of the RI and pre-coding type indication (PTI) information, and the PMI-1; intercepting correspondingly coded information according to the target length; and when a transmission block corresponds to a single layer or multiple layers, carrying out channel interleave on the coded information on the single layer or multiple layers to be transmitted on the transmission block, and transmitting the interleaved information on a layer corresponding to a physical uplink shared channel (PUSCH).

摘要翻译： 在本发明中公开了一种用于发送周期性反馈报告的方法和装置。 在这种情况下，该方法包括：分别编码要发送的周期性反馈报告和对应于传输块的数据信息，其中周期性反馈报告包括以下信息之一：秩指示符（RI）信息的组合编码索引和 第一预编码矩阵指示符（PMI-1）信息，RI和预编码类型指示（PTI）信息的组合编码索引和PMI-1; 根据目标长度拦截相应的编码信息; 并且当传输块对应于单层或多层时，对传输块上要发送的单层或多层上的编码信息进行信道交织，并将交织信息发送到与物理上行链路相对应的层上 共享信道（PUSCH）。

公开(公告)号：US09136921B2

公开(公告)日：2015-09-15

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 ,  H04B7/06 ,  H04L1/00

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。

公开(公告)号：US20130243108A1

公开(公告)日：2013-09-19

申请号：US13817179

申请日：2011-07-15

申请人： Yijian Chen ,  Yu Ngok Li ,  Jun Xu ,  Shupeng Li ,  Junfeng Zhang

发明人： Yijian Chen ,  Yu Ngok Li ,  Jun Xu ,  Shupeng Li ,  Junfeng Zhang

IPC分类号： H04B7/04

CPC分类号： H04B7/0417 ,  H04B7/063 ,  H04B7/0639 ,  H04L25/03343

摘要： The present invention discloses a method for sending channel information, and a terminal, a base station and an LTE-A system. The method comprises: a mobile terminal acquiring channel information; determining, in a codebook space, an RI and a PMI corresponding to the channel information according to the channel information; and sending the RI and the PMI to a base station. By way of the present invention, the effects of improving the throughput of an LTE-A system and the frequency spectrum efficiency thereof are achieved.

摘要翻译： 本发明公开了一种发送信道信息的方法，以及终端，基站和LTE-A系统。 该方法包括：移动终端获取信道信息; 在码本空间中，根据所述信道信息确定与所述信道信息相对应的RI和PMI; 并将RI和PMI发送到基站。 通过本发明，可以实现提高LTE-A系统的吞吐量及其频谱效率的效果。