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    • 121. 发明授权
    • Decoding method and device for Reed-Solomon code
    • Reed-Solomon码的解码方法和装置
    • US08286063B2
    • 2012-10-09
    • US12988643
    • 2008-08-25
    • Jin XuJun XuZhifeng YuanLiujun Hu
    • Jin XuJun XuZhifeng YuanLiujun Hu
    • H03M13/00
    • H04L1/0071H03M13/15H03M13/27H04L1/0057
    • The present invention provides a decoding method and device for Reed-Solomon (RS) codes. The method includes the following steps: A: filling data to be decoded in a byte interleaver by column in turn; B: performing cyclic shift to data in a check region of the byte interleaver by row and/or by column, so as to make the data of each row in the check region become check data in sequence of data of corresponding row in an information region of the byte interleaver; C: performing RS decoding by row method, and writing information data of each row obtained after decoding into the corresponding row in the information region of the byte interleaver in turn; and D: reading business data of the decoded information data from the information region of the byte interleaver by column. The method and device of the present invention achieve the best interleaving effect.
    • 本发明提供了一种用于里德 - 所罗门(RS)码的解码方法和装置。 该方法包括以下步骤:A:按列依次填充要在字节交织器中解码的数据; B:通过行和/或列对字节交织器的检查区域中的数据进行循环移位,以使检查区域中的每行的数据按照信息区域中的相应行的数据顺序成为检查数据 的字节交织器; C:通过行方法执行RS解码,并且将解码后获得的每行的信息数据依次写入字节交织器的信息区域中的对应行; 并且D:从字节交织器的信息区域中逐列读取解码信息数据的业务数据。 本发明的方法和装置实现了最佳的交织效果。
    • 124. 发明申请
    • Query Expansion for Web Search
    • Web搜索查询扩展
    • US20120226687A1
    • 2012-09-06
    • US13040192
    • 2011-03-03
    • Jun XuHang Li
    • Jun XuHang Li
    • G06F17/30
    • G06F17/30864G06F17/30672
    • Systems, methods, and devices are described for retrieving query results based at least in part on a query and one or more similar queries. Upon receiving a query, one or more similar queries may be identified and/or calculated. In one embodiment, the similar queries may be determined based at least in part on click-through data corresponding to previously submitted queries. Information associated with the query and each of the similar queries may be retrieved, ranked, and or combined. The combined query results may then be re-ranked based at least in part on a responsiveness and/or relevance to the previously submitted query. The re-ranked query results may then be output to a user that submitted the original query.
    • 描述了至少部分地基于查询和一个或多个类似查询来检索查询结果的系统,方法和设备。 在接收到查询时,可以识别和/或计算一个或多个类似的查询。 在一个实施例中,可以至少部分地基于对应于先前提交的查询的点击数据来确定类似的查询。 与查询相关联的信息和每个相似查询可以被检索,排序和/或组合。 组合的查询结果可以至少部分地基于对先前提交的查询的响应性和/或相关性来重新排序。 然后可以将重新排列的查询结果输出给提交原始查询的用户。
    • 127. 发明申请
    • METHOD AND SYSTEM FOR ACQUIRING CHANNEL STATE INFORMATION
    • 获取信道状态信息的方法和系统
    • US20120207240A1
    • 2012-08-16
    • US13501553
    • 2010-11-02
    • Yijian ChenJun XuBo DaiRuyue LiJunfeng Zhang
    • Yijian ChenJun XuBo DaiRuyue LiJunfeng Zhang
    • H04B15/00
    • H04B7/0639H04B7/024H04B7/0417H04B7/0626H04B7/063
    • 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.
    • 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。
    • 130. 发明申请
    • Method and Apparatus for Transmitting Uplink Control Signaling on Physical Uplink Shared Channel
    • 用于在物理上行链路共享信道上传输上行链路控制信令的方法和装置
    • US20120201212A1
    • 2012-08-09
    • US13391350
    • 2010-06-25
    • Shuqiang XiaWeiwei YangChunli LiangBo DaiJun Xu
    • Shuqiang XiaWeiwei YangChunli LiangBo DaiJun Xu
    • H04W72/04
    • H04W72/1268H04L1/0003H04L1/0009H04L1/0027H04L1/0028H04W72/1284H04W88/04
    • The present invention discloses a method for transmitting uplink control signaling in a Physical Uplink Shared Channel (PUSCH). The method includes: when two transport blocks/codewords are transmitted in the PUSCH, mapping uplink control signaling to the layer corresponding to one of the two transport blocks/codewords to transmit. The present invention also discloses an apparatus for transmitting uplink control signaling in the PUSCH. The apparatus includes: a mapping unit, used for mapping uplink control signaling to the layer corresponding to one of two transport blocks/codewords when the two transport blocks/codewords are transmitted in the PUSCH; and a transmission unit, used for transmitting the uplink control signaling. The present invention effectively solves the problem of transmitting uplink control signaling in the PUSCH when the PUSCH uses spatial multiplexing in an LTE-A system.
    • 本发明公开了一种在物理上行链路共享信道(PUSCH)中发送上行链路控制信令的方法。 该方法包括:当在PUSCH中发送两个传输块/码字时,将上行链路控制信令映射到与两个传输块/码字之一相对应的层以进行传输。 本发明还公开了一种用于在PUSCH中发送上行链路控制信令的装置。 该装置包括:映射单元,用于当在PUSCH中发送两个传输块/码字时,将上行链路控制信令映射到与两个传输块/码字之一相对应的层; 以及用于发送上行控制信令的发送单元。 当在LTE-A系统中使用空间复用时,本发明有效地解决了在PUSCH中发送上行控制信令的问题。