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    • 1. 发明授权
    • Power generator and power generation system
    • 发电机和发电系统
    • US08952573B2
    • 2015-02-10
    • US13170441
    • 2011-06-28
    • Tomokazu SadaHiroshi Kanno
    • Tomokazu SadaHiroshi Kanno
    • H02J17/00H02J1/00
    • H02J50/12H01F38/14H02J17/00Y10T307/718
    • A power generator according to the present invention includes: a power generating section (101) for outputting DC energy; an oscillator (103) for converting the DC energy into RF energy having a frequency f0; a first antenna (107) for transmitting the RF energy; a second antenna, which receives, by coupling a resonant magnetic field, at least a part of the RF energy transmitted by the first antenna (107); and an output converting section (120) for converting the RF energy supplied from the second antenna (109) into AC energy having a lower frequency than the RF energy. If the oscillator (103) has a voltage step-up ratio Voc, the output converting section (120) has a voltage step-up ratio Vtr, the first inductor (107a) of the first antenna (107) has an inductance L1, the second inductor (109a) of the second antenna (109) has an inductance L2, and the first and second antennas (107, 109) have a coupling coefficient k, the power generator satisfies (L2/L1)≧(k/(Voc×Vtr))2.
    • 根据本发明的发电机包括:用于输出直流能量的发电部分(101); 用于将DC能量转换成具有频率f0的RF能量的振荡器(103); 用于发送RF能量的第一天线(107); 第二天线,其通过耦合谐振磁场来接收由所述第一天线(107)传输的所述RF能量的至少一部分; 以及用于将从第二天线(109)提供的RF能量转换成具有比RF能量低的频率的AC能量的输出转换部分(120)。 如果振荡器(103)具有升压比Voc,则输出变换部(120)具有升压比Vtr,第一天线(107)的第一电感(107a)具有电感L1, 第二天线(109)的第二电感(109a)具有电感L2,第一和第二天线(107,109)具有耦合系数k,发电机满足(L2 / L1)≥(k /(Voc× Vtr))2。
    • 2. 发明授权
    • Wireless power transmission system
    • 无线电力传输系统
    • US08970070B2
    • 2015-03-03
    • US13170355
    • 2011-06-28
    • Tomokazu SadaHiroshi Kanno
    • Tomokazu SadaHiroshi Kanno
    • H01F27/42H02J5/00H02J7/02
    • H02J50/50H02J5/005H02J7/025H02J50/12Y10T307/707Y10T307/729Y10T307/944
    • A wireless power transmission unit according to the present invention transmits power wirelessly from a power transmitting section 100 to a power receiving section 200 through a resonant magnetic field. The unit includes: the power transmitting section 100, which resonates at a resonant frequency f0; at least one relay section 300, which can resonate at a frequency that is selected from multiple frequencies including the resonant frequency f0; and a resonance control section 600 that outputs information that specifies a resonance condition to be imposed on the relay section 300 according to the arrangement of the power receiving section 200 and that makes the relay section 300 resonate on the resonance condition that has been specified in accordance with that information.
    • 根据本发明的无线电力传输单元通过谐振磁场从电力发送部分100无线地发送到电力接收部分200。 该单元包括:以共振频率f0谐振的功率发送部分100; 至少一个中继部分300,其可以以从包括谐振频率f0的多个频率中选择的频率谐振; 以及谐振控制部600,其根据电力接收部200的配置输出规定要施加在中继部300上的谐振条件的信息,并使继电器部300根据已经规定的谐振条件进行谐振 与该信息。
    • 6. 发明授权
    • Data transmitter and data receiver
    • 数据发射机和数据接收机
    • US07801300B2
    • 2010-09-21
    • US11651037
    • 2007-01-09
    • Masaru FuseSatoshi FurusawaTsuyoshi IkushimaTomokazu Sada
    • Masaru FuseSatoshi FurusawaTsuyoshi IkushimaTomokazu Sada
    • H04N7/16H04L29/00H04L9/00H04L9/20
    • H04K1/02H04L9/0662H04L2209/34
    • A data communication apparatus which causes the eavesdropper to take a significantly increased time to analyze a cipher text and provides high concealability is provided. A multi-level code generation section 111a generates, based on predetermined key information 11, a multi-level code sequence 12 in which a signal level changes so as to be approximately random numbers. A multi-level processing section 111b combines the multi-level code sequence 12 and information data 10, and generates a multi-level signal 13 having a plurality of levels corresponding to the combination of the multi-level code sequence 12 and the information data 10. A modulator section 112 treats the multi-level signal a predetermined modulating processing and generates a modulated signal. The multi-level code generation section 111a generates the multi-level code sequence 12 in accordance with a changed random number sequence which results from changing a bit series of a binary random number sequence generated based on the predetermined key information.
    • 提供一种数据通信装置,其使得窃听者显着增加时间来分析密文并提供高隐藏性。 多级代码生成单元111a基于规定的键信息11生成信号电平变化为大致随机数的多级代码序列12。 多级处理部分111b组合多级代码序列12和信息数据10,并且生成具有与多级代码序列12和信息数据10的组合相对应的多个级别的多级信号13 调制器部分112对多电平信号进行预定的调制处理,并产生调制信号。 多级代码生成部111a根据改变的随机数序列生成多级代码序列12,该随机数序列是根据预定的密钥信息生成的二进制随机数序列的位序列的改变而得到的。
    • 7. 发明申请
    • DATA TRANSMITTING APPARATUS, DATA RECEIVING APPARATUS AND DATA COMMUNICATION APPARATUS
    • 数据发送装置,数据接收装置和数据通信装置
    • US20090103721A1
    • 2009-04-23
    • US12063003
    • 2006-10-13
    • Tomokazu SadaMasaru FuseSatoshi FurusawaTsuyoshi Ikushima
    • Tomokazu SadaMasaru FuseSatoshi FurusawaTsuyoshi Ikushima
    • H04L9/28
    • H04K1/02H04L9/0656H04L9/0852
    • Provided is a data communication apparatus which is highly concealable and significantly increases time necessary for an eavesdropper to analyze cipher text. A multi-level code generation section (156a) generates, by using predetermined key information, a multi-level code sequence in which a signal level changes so as to be random numbers. The multi-level processing section (111b) combines a multi-level code sequence and information data, and generates a multi-level signal having a level corresponding to a combination of the multi-level code sequence and the information data. In the multi-level code generation section (156a), a random number sequence generation section (157) generates a binary random number sequence by using the predetermined key information. A multi-level conversion section (158) generates a multi-level code sequence from the binary random number sequence in accordance with a predetermined encoding rule.
    • 提供了高度可隐藏的数据通信设备,并且显着增加了窃听者分析密文所需的时间。 多级代码生成部分(156a)通过使用预定的密钥信息生成其中信号电平改变为随机数的多级代码序列。 多级处理部(111b)组合多级代码序列和信息数据,生成具有与多级代码序列和信息数据的组合对应的级别的多级信号。 在多级代码生成部(156a)中,随机数序列生成部(157)通过使用规定的密钥信息生成二进制随机数序列。 多级转换部分(158)根据预定的编码规则从二进制随机数序列生成多级代码序列。
    • 8. 发明授权
    • Data transmitting apparatus and data receiving apparatus
    • 数据发送装置和数据接收装置
    • US08107628B2
    • 2012-01-31
    • US12127210
    • 2008-05-27
    • Tsuyoshi IkushimaMasaru FuseSatoshi FurusawaTomokazu Sada
    • Tsuyoshi IkushimaMasaru FuseSatoshi FurusawaTomokazu Sada
    • H04L29/06
    • H04L9/0852H04L9/0662H04L2209/08
    • A data communication apparatus, performing a secret communication, is provided to reduce a random number generation speed using a plurality of random number generators. The data communication apparatus includes random number generation sections generating random numbers, which are each a multi-level pseudo random number, using predetermined key information includes a multi-level signal modulation section selecting a level, from among multi-levels previously prepared, selected level corresponding to information data and a multi-level sequence, which is composed of a combination of values of the random numbers and generating a multi-level modulated signal including a noise having a predetermined noise level using the selected level. Levels of a multi-level signal are in a range of the noise level, and a signal point allocation is set such that all values which are possibly taken by each of the random numbers are allocated to the plurality of levels of the multi-level signal.
    • 提供执行秘密通信的数据通信装置,以使用多个随机数发生器来减少随机数生成速度。 数据通信装置包括随机数生成部分,其生成随机数,其分别是多级伪随机数,使用预定密钥信息,包括从预先准备的多级中选择的级别中选择级别的多级信号调制部分 对应于信息数据和多级序列,其由随机数的值的组合组成,并且使用所选择的电平生成包括具有预定噪声电平的噪声的多电平调制信号。 多电平信号的电平处于噪声电平的范围内,并且设置信号点分配,使得每个随机数可能采用的所有值被分配给多电平信号的多个电平 。
    • 9. 发明申请
    • Data transmitting apparatus
    • 数据发送装置
    • US20080063109A1
    • 2008-03-13
    • US11882250
    • 2007-07-31
    • Tsuyoshi IkushimaSatoshi FurusawaTomokazu SadaMasaru FuseTomoaki Ohira
    • Tsuyoshi IkushimaSatoshi FurusawaTomokazu SadaMasaru FuseTomoaki Ohira
    • H04L25/34
    • H04L25/4917
    • A data transmitting apparatus which improves security against eavesdropping is provided for secret communication using Y-00 protocol. The multi-level code generation section 111 generates, based on key information 11, a multi-level code sequence 12 in which a signal level changes so as to be approximately random numbers. The multi-level processing section 112 generates a multi-level signal 13 having a level which corresponds to a combination between information data 10 and the multi-level code sequence 12. The error signal generation section 113 generates an error signal 21 which changes randomly. The accumulation section 114 accumulates the error signal 21, and outputs an accumulated error signal 22. The adding section 116 adds the accumulated error signal 22 to the multi-level signal 13, and outputs a variable multi-level signal 23. The modulator section 117 modulates the variable multi-level signal 23, and outputs a modulated signal 14.
    • 提供了使用Y-00协议进行秘密通信的提高针对窃听的安全性的数据发送装置。 多级代码生成部111基于密钥信息11生成信号电平变化为近似随机数的多级代码序列12。 多级处理部分112产生具有对应于信息数据10和多级代码序列12之间的组合的级别的多级信号13。 误差信号生成部113生成随机变化的误差信号21。 累加部分114累积误差信号21,并输出累积误差信号22。 加法部116将积分误差信号22加到多电平信号13,并输出可变多电平信号23。 调制部117对可变多电平信号23进行调制,输出调制信号14。
    • 10. 发明申请
    • Data transmission apparatus, data receiving apparatus and data communication method
    • 数据传输装置,数据接收装置和数据通信方法
    • US20070189521A1
    • 2007-08-16
    • US11702053
    • 2007-02-05
    • Tsuyoshi IkushimaSatoshi FurusawaTomokazu SadaMasaru Fuse
    • Tsuyoshi IkushimaSatoshi FurusawaTomokazu SadaMasaru Fuse
    • H04L9/30
    • H04L9/0662H04L2209/125
    • A highly concealable data communication apparatus which is based on an astronomical complexity and causes an eavesdropper to take a significantly increased time to analyze a cipher text, is provided. In a multi-level code generation section 111a, a random number sequence generation section 141 generates, based on predetermined key information 11, a plurality of modulation pseudo-random number sequences. The plurality of modulation pseudo-random number sequences is inputted to a multi-level conversion section 142 as a part of an input bit sequence which is converted into a multi-level code sequence 12. A multi-level processing section 111b combines the multi-level code sequence 12 and information data 10, and generates a multi-level signal 13 having a plurality of levels corresponding to a combination of the multi-level code sequence 12 and the information data 10.
    • 提供了一种高度可隐藏的数据通信设备,其基于天文学复杂性并且使得窃听者大大增加了分析密文的时间。 在多级码生成部111a中,随机数序列生成部141基于规定的密钥信息11生成多个调制伪随机数序列。 多个调制伪随机数序列被输入到多电平转换部分142,作为转换成多电平代码序列12的输入比特序列的一部分。 多级处理部分111b组合多级代码序列12和信息数据10,并且生成具有与多级代码序列12和信息数据的组合相对应的多个级别的多级信号13 10。