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    • 1. 发明申请
    • TRANSMISSION APPARATUS AND COMMUNICATIN SYSTEM
    • 传输装置和通信系统
    • US20100254477A1
    • 2010-10-07
    • US12731425
    • 2010-03-25
    • Shigenori UchidaNorihito MihotaKenichi Kawasaki
    • Shigenori UchidaNorihito MihotaKenichi Kawasaki
    • H03C5/00H04L27/00
    • H01P1/182H04L27/36
    • Disclosed herein is a transmission apparatus including a first transmission block configured to modulate a carrier-wave signal having a predetermined frequency on the basis of a first input signal, thereby outputting a first transmission signal; and a second transmission block configured to modulate a carrier-wave signal having a predetermined frequency on the basis of a second input signal, thereby outputting a second transmission signal; wherein a first input point for inputting the first transmission signal outputted from the first transmission block into a waveguide and a second input point for inputting the second transmission signal outputted from the second transmission block into the waveguide are shifted by a distance for providing a predetermined phase difference between the first transmission signal and the second transmission signal.
    • 这里公开了一种传输装置,包括:第一传输块,被配置为基于第一输入信号调制具有预定频率的载波信号,从而输出第一传输信号; 以及第二传输块,被配置为基于第二输入信号来调制具有预定频率的载波信号,从而输出第二传输信号; 其中用于将从第一传输块输出的第一传输信号输入波导的第一输入点和用于将从第二传输块输出的第二传输信号输入波导的第二输入点移位一定距离,以提供预定相位 第一发送信号和第二发送信号之间的差。
    • 2. 发明授权
    • Transmission apparatus and communication system
    • 传输设备和通信系统
    • US08213534B2
    • 2012-07-03
    • US12731425
    • 2010-03-25
    • Shigenori UchidaNorihito MihotaKenichi Kawasaki
    • Shigenori UchidaNorihito MihotaKenichi Kawasaki
    • H04L27/00
    • H01P1/182H04L27/36
    • Disclosed herein is a transmission apparatus including a first transmission block configured to modulate a carrier-wave signal having a predetermined frequency on the basis of a first input signal, thereby outputting a first transmission signal; and a second transmission block configured to modulate a carrier-wave signal having a predetermined frequency on the basis of a second input signal, thereby outputting a second transmission signal; wherein a first input point for inputting the first transmission signal outputted from the first transmission block into a waveguide and a second input point for inputting the second transmission signal outputted from the second transmission block into the waveguide are shifted by a distance for providing a predetermined phase difference between the first transmission signal and the second transmission signal.
    • 这里公开了一种传输装置,包括:第一传输块,被配置为基于第一输入信号调制具有预定频率的载波信号,从而输出第一传输信号; 以及第二传输块,被配置为基于第二输入信号来调制具有预定频率的载波信号,从而输出第二传输信号; 其中用于将从第一传输块输出的第一传输信号输入波导的第一输入点和用于将从第二传输块输出的第二传输信号输入波导的第二输入点移位一定距离,以提供预定相位 第一发送信号和第二发送信号之间的差。
    • 3. 发明申请
    • SIGNAL TRANSMISSION DEVICE, ELECTRONIC DEVICE, AND SIGNAL TRANSMISSION METHOD
    • 信号传输装置,电子装置和信号传输方法
    • US20120207195A1
    • 2012-08-16
    • US13391643
    • 2010-08-31
    • Kenichi KawasakiNorihito MihotaHidenori Takeuchi
    • Kenichi KawasakiNorihito MihotaHidenori Takeuchi
    • H04B1/38
    • H04B1/04
    • A signal generation unit 107 and a first set value processing unit 7100 are included in a preceding stage of a transmission path connection unit 108 at a transmission side, and a signal generation unit 207 and a second set value processing unit 7200 are included in a subsequent stage of a transmission path connection unit 208 at a receiving side. The signal generation unit 107 or the signal generation unit 207 performs prescribed signal processing based on a set value. The first set value processing unit 7100 inputs a set value, that has been prescribed for the signal generation unit 107, to the signal generation unit 107, and the second set value processing unit 7200 inputs a set value, that has been prescribed for the signal generation unit 207, to the signal generation unit 207. Since the set value is not dynamically changed according to an environment change, or the like, simplification of a parameter operation circuit or reduction of power consumption is realized, and the parameter operation circuit does not unnecessarily operate even when it is used under the state without environment change.
    • 信号生成单元107和第一设定值处理单元7100包括在发送侧的传输路径连接单元108的前级中,信号生成单元207和第二设定值处理单元7200包括在后续 在接收侧的传输路径连接单元208的阶段。 信号生成单元107或信号生成单元207基于设定值进行规定的信号处理。 第一设定值处理单元7100将已经为信号生成单元107规定的设定值输入到信号生成单元107,第二设定值处理单元7200输入已经为信号规定的设定值 生成单元207到信号生成单元207.由于根据环境变化等不动态地改变设定值,因此实现了参数运算电路的简化或功耗的降低,并且参数运算电路不 即使在没有环境变化的状态下使用也不必要地运行。
    • 4. 发明授权
    • Signal transmission device, electronic device, and signal transmission method
    • 信号传输装置,电子装置和信号传输方法
    • US08718544B2
    • 2014-05-06
    • US13391643
    • 2010-08-31
    • Kenichi KawasakiNorihito MihotaHidenori Takeuchi
    • Kenichi KawasakiNorihito MihotaHidenori Takeuchi
    • H04B7/24
    • H04B1/04
    • A signal generation unit 107 and a first set value processing unit 7100 are included in a preceding stage of a transmission path connection unit 108 at a transmission side, and a signal generation unit 207 and a second set value processing unit 7200 are included in a subsequent stage of a transmission path connection unit 208 at a receiving side. The signal generation unit 107 or the signal generation unit 207 performs prescribed signal processing based on a set value. The first set value processing unit 7100 inputs a set value, that has been prescribed for the signal generation unit 107, to the signal generation unit 107, and the second set value processing unit 7200 inputs a set value, that has been prescribed for the signal generation unit 207, to the signal generation unit 207. Since the set value is not dynamically changed according to an environment change, or the like, simplification of a parameter operation circuit or reduction of power consumption is realized, and the parameter operation circuit does not unnecessarily operate even when it is used under the state without environment change.
    • 信号生成单元107和第一设定值处理单元7100包括在发送侧的传输路径连接单元108的前级中,信号生成单元207和第二设定值处理单元7200包括在后续 在接收侧的传输路径连接单元208的阶段。 信号生成单元107或信号生成单元207基于设定值进行规定的信号处理。 第一设定值处理单元7100将已经为信号生成单元107规定的设定值输入到信号生成单元107,第二设定值处理单元7200输入已经为信号规定的设定值 生成单元207到信号生成单元207.由于根据环境变化等不动态地改变设定值,因此实现了参数运算电路的简化或功耗的降低,并且参数运算电路不 即使在没有环境变化的状态下使用也不必要地运行。
    • 6. 发明授权
    • Wireless communication system, and apparatus and method for wireless communication
    • 无线通信系统以及无线通信的装置和方法
    • US08520642B2
    • 2013-08-27
    • US13097965
    • 2011-04-29
    • Norihito Mihota
    • Norihito Mihota
    • H04W4/00H04B7/02
    • H04B7/0413H04B7/0615H04B7/0697
    • An embodiment of the invention provides a wireless communication system for carrying out a spatial multiplexing communication between a transmitter, and a receiver, the system including: a channel information matrix acquiring section for acquiring a channel information matrix; a weighting factor matrix arithmetically operating section for obtaining a weighting factor matrix based on the channel information matrix thus acquired; a normalizing section for executing processing for normalizing the weighting factor matrix; a detecting section for detecting whether there is presence or absence of an abnormality in the processing; a weighting processing section for executing weighting processing based on the weighting factor matrix for each of transmission signals transmitted from the transmitter in accordance with a detection result obtained from the detecting section; and a transmitting section for transmitting the transmission signals for which the weighting processing section executes the weighting processing from the transmitter to the receiver.
    • 本发明的一个实施例提供了一种用于在发射机和接收机之间执行空间复用通信的无线通信系统,该系统包括:信道信息矩阵获取部分,用于获取信道信息矩阵; 加权因子矩阵运算部分,用于基于这样获得的信道信息矩阵获得加权因子矩阵; 归一化部分,用于执行用于归一化加权因子矩阵的处理; 检测部,其检测所述处理中是否存在异常; 加权处理部分,用于根据从检测部分获得的检测结果,基于从发送器发送的每个发送信号的加权因子矩阵执行加权处理; 以及发送部分,用于发送加权处理部分从发送机向接收机执行加权处理的发送信号。
    • 8. 发明申请
    • COMMUNICATION DEVICE, COMMUNICATION METHOD, COMPUTER PROGRAM AND COMPUTER SYSTEM
    • 通信设备,通信方法,计算机程序和计算机系统
    • US20100079261A1
    • 2010-04-01
    • US12629482
    • 2009-12-02
    • Tetsuro GotoShinichi FukudaNorihito MihotaMasatoshi Ueno
    • Tetsuro GotoShinichi FukudaNorihito MihotaMasatoshi Ueno
    • H04Q5/22
    • H04B5/0075
    • A communication device includes: a first communication processing unit performing contactless communication operations in a first communication rate in which waveform distortion hardly become a problem; a second communication processing unit performing contactless communication operations in a second communication rate in which waveform shaping by adaptive equalization is necessary; and a control unit controlling communication processing by the first and second communication processing units, wherein the first communication processing unit stores the contents of a packet received in the first communication rate, and the second communication processing unit, when receiving the packet of the same contents in the second communication rate, performs adaptive equalization processing by using the stored contents of the packet.
    • 通信设备包括:第一通信处理单元,其以波形失真几乎不成问题的第一通信速率执行非接触通信操作; 第二通信处理单元,其以需要通过自适应均衡的波形整形的第二通信速率进行非接触通信操作; 以及控制单元,其控制由所述第一和第二通信处理单元进行通信处理的控制单元,其中,当接收到相同内容的分组时,所述第一通信处理单元以第一通信速率接收的分组的内容和所述第二通信处理单元 在第二通信速率中,通过使用存储的分组的内容来执行自适应均衡处理。
    • 9. 发明授权
    • Surface acoustic wave convolver
    • 表面声波卷积器
    • US5336957A
    • 1994-08-09
    • US993112
    • 1992-12-18
    • Kazuhiko YamanouchiNorihito MihotaShunji KatoHiromu TeradaJunichi Ogata
    • Kazuhiko YamanouchiNorihito MihotaShunji KatoHiromu TeradaJunichi Ogata
    • H03H9/72G06G7/195H01L41/08
    • G06G7/195
    • A surface acoustic wave convolver includes first and second interdigital electrodes for exciting surface acoustic waves and an output electrode for detecting the surface acoustic waves to extract a convolution output as an electrical signal, the first and second interdigital electrodes and the output electrode being formed on a piezoelectric or electrostrictive substrate. In order to improve convolution efficiency and obtain wide-range characteristics, each of the first and second interdigital electrodes has a predetermined thickness, the first interdigital electrode is arranged such that positive and negative electrodes are alternately arranged so as to have electrode widths and periods which are gradually decreased toward the output electrode, the second interdigital electrode is arranged such that positive and negative electrodes are alternately arranged so as to have electrode widths and periods which are gradually increased toward the output electrode, and the second interdigital electrode has a double electrode structure in addition, in order to reduce ripples in frequency characteristics, the output electrode are divided into a plurality of pieces, and two end portion of each of the first and second interdigital electrodes are weighted.
    • 表面声波卷曲器包括用于激发表面声波的第一和第二叉指电极和用于检测表面声波以将卷积输出提取为电信号的输出电极,第一和第二叉指电极和输出电极形成在 压电或电致伸缩基板。 为了提高卷积效率并获得宽范围特性,第一和第二叉指电极中的每一个具有预定厚度,第一交叉指状电极被布置成使得正极和负极交替地布置成具有电极宽度和周期, 朝向输出电极逐渐减小,第二叉指电极被布置为使得正极和负极交替地布置成具有朝向输出电极逐渐增加的电极宽度和周期,并且第二叉指电极具有双电极结构 此外,为了减少频率特性的波动,输出电极被分成多个片,并且第一和第二叉指电极中的每一个的两个端部被加权。