METHOD AND SYSTEM FOR ACQUIRING CHANNEL INFORMATION
    1.
    发明申请
    METHOD AND SYSTEM FOR ACQUIRING CHANNEL INFORMATION 有权
    获取渠道信息的方法和系统

    公开(公告)号:US20130202057A1

    公开(公告)日:2013-08-08

    申请号:US13817831

    申请日:2011-06-15

    IPC分类号: H04B7/04

    摘要: A method and system for acquiring channel information are disclosed in the present document, wherein the method includes: a base station and a User Equipment (UE) jointly saving a first codebook and at least a second codebook, and the first codebook being used for channel information quantization in various scenarios; the UE performing feedback of at least 2 Precoding Matrix Indicators (PMIs) to the base station, wherein, one PMI corresponds to one code word in the first codebook, all the other PMIs respectively correspond to different code words in a second codebook used currently, and all the code words corresponding to the fed back PMIs are used for representing channel information of one or multiple or all subbands; and after receiving the PMIs fed back from the UE, the base station finding corresponding code words from the first codebook and the second codebook used currently, and acquiring the channel information.

    摘要翻译: 本文中公开了一种用于获取频道信息的方法和系统,其中所述方法包括:基站和用户设备(UE)共同保存第一码本和至少第二码本,并且所述第一码本用于信道 各种场景中的信息量化; UE向基站执行至少2个预编码矩阵指示符(PMI)的反馈,其中,一个PMI对应于第一码本中的一个码字,所有其他PMI分别对应于当前使用的第二码本中的不同码字, 对应于反馈PMI的所有码字用于表示一个或多个或所有子带的信道信息; 并且在接收到从UE反馈的PMI之后,基站从当前使用的第一码本和第二码本中找到对应的码字,并获取频道信息。

    Method and system for acquiring channel information
    2.
    发明授权
    Method and system for acquiring channel information 有权
    获取频道信息的方法和系统

    公开(公告)号:US09014288B2

    公开(公告)日:2015-04-21

    申请号:US13817831

    申请日:2011-06-15

    摘要: A method and system for acquiring channel information are disclosed in the present document, wherein the method includes: a base station and a User Equipment (UE) jointly saving a first codebook and at least a second codebook, and the first codebook being used for channel information quantization in various scenarios; the UE performing feedback of at least 2 Precoding Matrix Indicators (PMIs) to the base station, wherein, one PMI corresponds to one code word in the first codebook, all the other PMIs respectively correspond to different code words in a second codebook used currently, and all the code words corresponding to the fed back PMIs are used for representing channel information of one or multiple or all subbands; and after receiving the PMIs fed back from the UE, the base station finding corresponding code words from the first codebook and the second codebook used currently, and acquiring the channel information.

    摘要翻译: 本文中公开了一种用于获取频道信息的方法和系统,其中所述方法包括:基站和用户设备(UE)共同保存第一码本和至少第二码本,并且所述第一码本用于信道 各种场景中的信息量化; UE向基站执行至少2个预编码矩阵指示符(PMI)的反馈,其中,一个PMI对应于第一码本中的一个码字,所有其他PMI分别对应于当前使用的第二码本中的不同码字, 对应于反馈PMI的所有码字用于表示一个或多个或所有子带的信道信息; 并且在接收到从UE反馈的PMI之后,基站从当前使用的第一码本和第二码本中找到对应的码字,并获取频道信息。

    Method for sending channel information, and a terminal, a base station and an LTE-A system
    3.
    发明申请
    Method for sending channel information, and a terminal, a base station and an LTE-A system 有权
    用于发送信道信息的方法,以及终端,基站和LTE-A系统

    公开(公告)号:US20130243108A1

    公开(公告)日:2013-09-19

    申请号:US13817179

    申请日:2011-07-15

    IPC分类号: H04B7/04

    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。

    Method for sending channel information, and a terminal, a base station and an LTE-A system
    4.
    发明授权
    Method for sending channel information, and a terminal, a base station and an LTE-A system 有权
    用于发送信道信息的方法,以及终端,基站和LTE-A系统

    公开(公告)号:US08903005B2

    公开(公告)日:2014-12-02

    申请号:US13817179

    申请日:2011-07-15

    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。

    Method and terminal for channel state information feedback
    5.
    发明授权
    Method and terminal for channel state information feedback 有权
    通道状态信息反馈的方法和终端

    公开(公告)号:US08532218B2

    公开(公告)日:2013-09-10

    申请号:US13505866

    申请日:2011-08-01

    IPC分类号: H04B7/02 H04L1/02 H04L27/00

    CPC分类号: H04B7/0626 H04B7/0639

    摘要: A method and terminal for feeding back channel status information, include: when the channel status information is fed back on the physical uplink control channel, code words contained in the used codebook CPUCCH(r) with a layer number or rank being r is a subset of the code words contained in the codebook CPUSCH(r) with a layer number or rank being r in the overall codebook defined in the LTE-A; wherein, the CPUCCH(r) is a single codebook or a single codebook equivalent to dual codebooks; and the CPUSCH(r) is a single codebook or a single codebook equivalent to the dual codebooks; and the single codebook equivalent to the dual codebooks refers to an actually defined single codebook in which 2 pre-coding matrix identifiers are required to determine the codebook of the code words therein for an established r.

    摘要翻译: 用于反馈信道状态信息的方法和终端包括:当在物理上行链路控制信道上反馈信道状态信息时,包含在层编号或等级为r的使用码本CPUCCH(r)中的码字是子集 在LTE-A中定义的整体码本中,层号或等级为r的码本CPUSCH(r)中包含的码字中的码字; 其中,CPUCCH(r)是与双码本相当的单码本或单码本; 并且CPUSCH(r)是与双码本相当的单个码本或单个码本; 并且与双码本相当的单码本是指实际定义的单码本,其中需要2个预编码矩阵标识符来确定其中的代码字的码本以建立r。

    Method and Terminal for Channel State Information Feedback
    6.
    发明申请
    Method and Terminal for Channel State Information Feedback 有权
    渠道状态信息反馈的方法和终端

    公开(公告)号:US20120224652A1

    公开(公告)日:2012-09-06

    申请号:US13505866

    申请日:2011-08-01

    IPC分类号: H04B15/00 H04B1/02

    CPC分类号: H04B7/0626 H04B7/0639

    摘要: The present invention discloses a method and terminal for feeding back channel status information, including: when the channel status information is fed back on the physical uplink control channel, code words contained in the used codebook CPUCCH (r) with a layer number or rank being r is a subset of the code words contained in the codebook CPUSCH (r) with a layer number or rank being r in the overall codebook defined in the LTE-A; wherein, the CPUCCH (r) is a single codebook or a single codebook equivalent to dual codebooks; and the CPUSCH (r) is a single codebook or a single codebook equivalent to the dual codebooks; and the single codebook equivalent to the dual codebooks means that the actually used codebook is an actually defined single codebook, however, 2 pre-coding matrix identifiers are required to determine the codebook of the code words therein for an established r. The method described by the present invention can ensure the precision of the PMI feedback under the limited overhead, make the CSI feedback on the PUCCH still be able to more effectively support the pre-coding technology and have good compatibility with the feedback on the PUSCH.

    摘要翻译: 本发明公开了一种用于反馈信道状态信息的方法和终端,包括:当在物理上行链路控制信道上反馈信道状态信息时,包含在具有层号或级别的所使用码本CPUCCH(r)中的码字是 r是在LTE-A中定义的整个码本中的层号或等级为r的码本CPUSCH(r)中包含的码字的子集; 其中,CPUCCH(r)是与双码本相当的单码本或单码本; 并且CPUSCH(r)是与双码本相当的单个码本或单个码本; 与双码本相当的单码本意味着实际使用的码本是实际定义的单码本,然而,需要2个预编码矩阵标识符来确定已建立的r中的码字的码本。 本发明描述的方法可以在有限的开销下保证PMI反馈的精度,使得PUCCH上的CSI反馈能够更有效地支持预编码技术,并且与PUSCH上的反馈具有良好的兼容性。

    METHOD FOR CHANNEL INFORMATION FEEDBACK AND A TERMINAL
    7.
    发明申请
    METHOD FOR CHANNEL INFORMATION FEEDBACK AND A TERMINAL 有权
    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

    IPC分类号: H04B7/04

    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。

    Method for channel information feedback and a terminal
    8.
    发明授权
    Method for channel information feedback and a terminal 有权
    频道信息反馈方法及终端

    公开(公告)号:US09136921B2

    公开(公告)日:2015-09-15

    申请号:US13877127

    申请日:2011-06-30

    IPC分类号: H04B7/04 H04B7/06 H04L1/00

    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。

    Method and system for channel state information feedback
    9.
    发明授权
    Method and system for channel state information feedback 有权
    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

    IPC分类号: H04B1/00 H04B7/04 H04L1/00

    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。

    Method and System for Channel State Information Feedback
    10.
    发明申请
    Method and System for Channel State Information Feedback 有权
    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

    IPC分类号: H04B7/04

    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。