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    • 45. 发明授权
    • Frequency division multiplex transmission device
    • 频分复用传输装置
    • US08369236B2
    • 2013-02-05
    • US12632889
    • 2009-12-08
    • Akira UtakoujiKenichiro Koyanagi
    • Akira UtakoujiKenichiro Koyanagi
    • G01R31/08H04J1/00H04J3/16
    • H04L5/0046H04L1/0003H04L1/0015H04L5/006
    • A frequency multiplex transmission device configured to transmit and receive a frequency multiplex signal having a plurality of subcarriers, the frequency multiplex transmission device comprising: a transmitter configured to transmit the frequency multiplex signal by using a plurality of modulation methods; a receiver configured to receive a signal state to the frequency multiplex signal from an opposite station; and a controller configured to obtain a signal state to each of the subcarriers on the basis of the received signal state and a frequency characteristic of an antenna included in the transmitter, the controller being configured to control transmission on the basis of an obtained result.
    • 一种频率复用传输装置,被配置为发送和接收具有多个子载波的频率复用信号,所述频率复用传输装置包括:发射机,被配置为通过使用多种调制方法发射所述频率复用信号; 接收器,被配置为从相对的站接收到所述频率复用信号的信号状态; 以及控制器,其被配置为基于所述接收信号状态和包括在所述发射机中的天线的频率特性来获得对每个子载波的信号状态,所述控制器被配置为基于获得的结果来控制传输。
    • 46. 发明授权
    • Wireless communications node used in AD HOC network and method thereof
    • AD HOC网络中使用的无线通信节点及其方法
    • US08355366B2
    • 2013-01-15
    • US12714071
    • 2010-02-26
    • Kaoru Yokoo
    • Kaoru Yokoo
    • H04W4/00
    • H04W40/00H04L45/42H04W84/22H04W88/04
    • A wireless communications node, being included in a multi-hop route starting from a source node and terminating at a destination node, has a receiving part configured to receive signals including transmission data prepared by the source node and transferring the received signals to a succeeding node, a preparing part configured to prepare source node data including at least identification data of the source node based on a predetermined portion of the transmission data, and a reporting part configured to report the source node data and relay data to a management node that manages cost data of plural nodes included in an ad hoc network. The relay data include the cost data and station data including at least identification data of the wireless communications node.
    • 包括在从源节点开始并终止于目的地节点的多跳路由中的无线通信节点具有接收部分,被配置为接收包括由源节点准备的传输数据的信号,并将接收到的信号传送到后续节点 准备部件,被配置为基于所述传输数据的预定部分来准备至少包括所述源节点的标识数据的源节点数据;以及报告部,被配置为将所述源节点数据和中继数据报告给管理成本的管理节点 包括在自组织网络中的多个节点的数据。 中继数据包括至少包括无线通信节点的识别数据的成本数据和站数据。
    • 48. 发明授权
    • MIMO-OFDM communication system and communication method of same
    • MIMO-OFDM通信系统及其通信方法相同
    • US08351524B2
    • 2013-01-08
    • US12470249
    • 2009-05-21
    • Liang Zhou
    • Liang Zhou
    • H04K1/10H04L27/28
    • H04B7/0417H04B7/0854H04L25/03343H04L27/2608H04L2025/03414
    • A MIMO-OFDM communication method for transmitting and receiving data using MIMO-OFDM communication has, on the transmitting side, a step of performing precoding processing of transmission data using a prescribed precoding method, and a step of performing OFDM modulation of the precoding-processed data and transmitting the data from a plurality of transmission antennas, and has, on the receiving side, a step of performing MIMO decoding processing of reception signals received by a plurality of reception antennas according to a ZF decoding algorithm or an MMSE decoding algorithm, and outputting the data as a transmission data stream, a step of calculating weighting coefficients according to the precoding method, and a step of performing weighted decoding processing of the transmission data obtained by the MIMO decoding processing, by multiplying path metric of the decoding processing by the weighting coefficients.
    • 用于使用MIMO-OFDM通信发送和接收数据的MIMO-OFDM通信方法在发送侧具有使用规定的预编码方法进行发送数据的预编码处理的步骤,以及执行预编码处理的OFDM调制的步骤 数据并从多个发送天线发送数据,并且在接收侧具有根据ZF解码算法或MMSE解码算法对由多个接收天线接收的接收信号进行MIMO解码处理的步骤,以及 输出作为传输数据流的数据,根据预编码方法计算加权系数的步骤,以及对通过MIMO解码处理获得的传输数据进行加权解码处理的步骤,通过将解码处理的路径度量乘以 加权系数。