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    • 2. 发明申请
    • Sleep state estimation device and program product for providing a computer with a sleep state estimation function
    • 睡眠状态估计装置和程序产品,用于为计算机提供睡眠状态估计功能
    • US20050080349A1
    • 2005-04-14
    • US10961679
    • 2004-10-12
    • Shima OkadaYoshihisa FujiwaraYasushi YamamotoFumiiki Yoneda
    • Shima OkadaYoshihisa FujiwaraYasushi YamamotoFumiiki Yoneda
    • A61B5/16A61B5/11A61B5/113A61B5/08
    • A61B5/6831A61B5/113A61B5/1135A61B5/4809A61B5/4812A61B2562/0261
    • An object of the present invention is to provide a sleep state estimation device capable of estimating a sleep state (deep sleep, light sleep) in real time with relative simplicity. Voltage variations resulting from human respiratory movement are measured for each given period to calculate from the measurement results positive voltage peak values and time intervals between adjacent peaks. The obtained peak values and peak intervals are used to calculate a mean peak interval value A, a coefficient of variation B based on dispersion of the peak intervals, and a coefficient of variation C based on the peak values. The sleep state in this period is estimated from the calculation results. More specifically, referring to FIG. 5, the sleep state is estimated as a “wakeful state” or a “hypnagogic state” by checking whether the mean value A is larger or smaller than a threshold a and whether the coefficient of variation C is larger or smaller than a threshold c (S105) whereas the sleep state is estimated as the “hypnagogic state”, “light sleep” or “deep sleep” by checking whether the coefficient of variation B is larger or smaller than a threshold b and whether the coefficient of variation C is larger or smaller than the threshold c (S109, S113, S116, S117).
    • 本发明的目的在于提供能够相对简单地实时估计睡眠状态(深度睡眠,睡眠睡眠)的睡眠状态估计装置。 对于每个给定的周期,测量由人呼吸运动引起的电压变化,以从测量结果计算相邻峰值之间的正电压峰值和时间间隔。 所获得的峰值和峰值间隔用于基于峰值计算平均峰值间隔值A,基于峰值间隔的色散的变化系数B和基于峰值的变化系数C. 根据计算结果估算此期间的睡眠状态。 更具体地,参考图1。 如图5所示,通过检查平均值A是大于还是小于阈值a来估计睡眠状态为“觉醒状态”或“睡眠状态”,以及变化系数C是否大于或小于阈值c( S105),并且通过检查变异系数B是大于还是小于阈值b,以及变异系数C是较大的还是睡眠状态,将睡眠状态估计为“睡眠状态”,“轻睡眠”或“深睡眠” 小于阈值c(S109,S113,S116,S117)。
    • 3. 发明授权
    • Power converting apparatus, grid interconnection apparatus and grid interconnection system
    • 电力转换装置,电网互联装置及电网互联系统
    • US08564261B2
    • 2013-10-22
    • US13338908
    • 2011-12-28
    • Fumiiki Yoneda
    • Fumiiki Yoneda
    • G05F1/563
    • H02J3/383H02M1/14H02M2001/0067Y02E10/563
    • A power converting apparatus is provided with a step-up chopper circuit (2) that steps-up an input voltage (Vi) from a distributed power supply, an inverter circuit (3) that converts the output voltage (Vd) of the step-up chopper circuit (2) into alternating current, a first control circuit for controlling the output voltage (Vd), and a second control circuit for controlling the chopper input current (Ii). The first control circuit generates a target current value (Ir) so as to make the output voltage (Vd) become a target output voltage value (Vr). The second control circuit controls the step-up chopper circuit (2) so as to make the chopper input current (Ii) become the target current value (Ir). The first control circuit also has a low-pass filter (23a) that removes ripple components included in the output voltage (Vd).
    • 电力转换装置具有升压斩波电路(2),该升压斩波电路使分压电源的输入电压(Vi)升高;逆变器电路(3),其对步进电机的输出电压(Vd) 斩波电路(2)变为交流电,用于控制输出电压(Vd)的第一控制电路和用于控制斩波器输入电流(Ii)的第二控制电路。 第一控制电路产生目标电流值(Ir),以使输出电压(Vd)成为目标输出电压值(Vr)。 第二控制电路控制升压斩波电路(2),使斩波器输入电流(Ii)成为目标电流值(Ir)。 第一控制电路还具有消除包括在输出电压(Vd)中的纹波分量的低通滤波器(23a)。
    • 5. 发明申请
    • POWER CONVERTING APPARATUS, GRID INTERCONNECTION APPARATUS AND GRID INTERCONNECTION SYSTEM
    • 电力转换装置,网格互连装置和网格互连系统
    • US20120155126A1
    • 2012-06-21
    • US13338908
    • 2011-12-28
    • Fumiiki Yoneda
    • Fumiiki Yoneda
    • H02M1/14
    • H02J3/383H02M1/14H02M2001/0067Y02E10/563
    • A power converting apparatus is provided with a step-up chopper circuit (2) that steps-up an input voltage (Vi) from a distributed power supply, an inverter circuit (3) that converts the output voltage (Vd) of the step-up chopper circuit (2) into alternating current, a first control circuit for controlling the output voltage (Vd), and a second control circuit for controlling the chopper input current (Ii). The first control circuit generates a target current value (Ir) so as to make the output voltage (Vd) become a target output voltage value (Vr). The second control circuit controls the step-up chopper circuit (2) so as to make the chopper input current (Ii) become the target current value (Ir). The first control circuit also has a low-pass filter (23a) that removes ripple components included in the output voltage (Vd).
    • 电力转换装置具有升压斩波电路(2),该升压斩波电路使分压电源的输入电压(Vi)升高;逆变器电路(3),其对步进电机的输出电压(Vd) 斩波电路(2)变为交流电,用于控制输出电压(Vd)的第一控制电路和用于控制斩波器输入电流(Ii)的第二控制电路。 第一控制电路产生目标电流值(Ir),以使输出电压(Vd)成为目标输出电压值(Vr)。 第二控制电路控制升压斩波电路(2),使斩波器输入电流(Ii)成为目标电流值(Ir)。 第一控制电路还具有消除包括在输出电压(Vd)中的纹波分量的低通滤波器(23a)。
    • 8. 发明申请
    • GRID INTERCONNECTION INVERTER AND GRID INTERCONNECTION DEVICE
    • 网格互连逆变器和网格互连设备
    • US20110103117A1
    • 2011-05-05
    • US12916364
    • 2010-10-29
    • Fumiiki YONEDA
    • Fumiiki YONEDA
    • H02M7/5387
    • H02M7/48H02J3/383H02M3/1582H02M2001/0054H02M2001/007Y02B70/1491Y02E10/563
    • A grid interconnection inverter includes: a voltage conversion circuit configured to output an intermediate voltage by raising or lowering an input voltage from a direct current power source; and a waveform conversion circuit configured to convert the intermediate voltage into a alternating current power in a sine waveform shape. The voltage conversion circuit includes: a positive-side circuit arranged on a positive-side line between a positive polarity of the direct current power source and the waveform conversion circuit; and a negative-side circuit arranged on a negative-side line between a negative polarity of the direct current power source and the waveform conversion circuit. The positive-side circuit and the negative-side circuit have circuit configurations symmetric to each other.
    • 电网互连逆变器包括:电压转换电路,被配置为通过升高或降低来自直流电源的输入电压来输出中间电压; 以及波形转换电路,被配置为以正弦波形形状将中间电压转换成交流电力。 电压转换电路包括:正极侧电路,布置在直流电源的正极性与波形转换电路之间的正极侧线路上; 以及负极侧电路,设置在直流电源的负极性与波形转换电路之间的负侧线上。 正侧电路和负极侧电路具有彼此对称的电路结构。