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公开(公告)号：US09806769B2
公开(公告)日：2017-10-31
申请号：US14116004
申请日：2012-04-10
CPC分类号： H04B5/0037 , H02J5/005 , H02J50/12 , H02J50/60 , H02J50/80
摘要： An electromagnetically-coupled state detection circuit including a detection unit that measures a primary side Q value of a circuit containing a primary side coil electromagnetically coupled with a secondary side coil and power transmission efficiency to the secondary side coil, corrects the power transmission efficiency based on the Q value of the primary side coil, and detects a state of electromagnetic coupling with the secondary side coil based on an obtained corrected value of the power transmission efficiency.
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公开(公告)号：US20130063160A1
公开(公告)日：2013-03-14
申请号：US13600741
申请日：2012-08-31
IPC分类号： G01R27/28
CPC分类号： H02J7/025 , G01R27/28 , G01R31/025 , G01R31/06 , G01R31/346 , G01R31/42 , H02J5/005 , H02J50/12 , H02J50/60
摘要： There is provided a sensing device including a circuit including at least a coil electromagnetically coupled to an outside; a temperature detection unit for detecting a temperature of the coil; a sensing unit for measuring a Q value of the circuit; and a correction unit for correcting the Q value measured by the sensing unit based on temperature information detected by the temperature detection unit.
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3.发明授权Sensing device, power reception device, power transmission device, non-contact power transmission system, and sensing method 有权感应装置，受电装置，动力传递装置，非接触式动力传递系统和感测方法公开(公告)号：US09057753B2
公开(公告)日：2015-06-16
申请号：US13600741
申请日：2012-08-31
CPC分类号： H02J7/025 , G01R27/28 , G01R31/025 , G01R31/06 , G01R31/346 , G01R31/42 , H02J5/005 , H02J50/12 , H02J50/60
摘要： There is provided a sensing device including a circuit including at least a coil electromagnetically coupled to an outside; a temperature detection unit for detecting a temperature of the coil; a sensing unit for measuring a Q value of the circuit; and a correction unit for correcting the Q value measured by the sensing unit based on temperature information detected by the temperature detection unit.
摘要翻译： 提供了一种感测装置，其包括至少包括电磁耦合到外部的线圈的电路; 温度检测单元，用于检测线圈的温度; 感测单元，用于测量电路的Q值; 以及校正单元，用于基于由温度检测单元检测到的温度信息来校正由感测单元测量的Q值。
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公开(公告)号：US09612353B2
公开(公告)日：2017-04-04
申请号：US14233043
申请日：2012-07-17
申请人： Tomomichi Murakami , Hiroaki Nakano , Takaaki Hashiguchi , Yoshitaka Yoshino , Shinji Komiyama , Osamu Kozakai , Shinichi Fukuda , Yuji Murayama , Keigo Bunsen
发明人： Tomomichi Murakami , Hiroaki Nakano , Takaaki Hashiguchi , Yoshitaka Yoshino , Shinji Komiyama , Osamu Kozakai , Shinichi Fukuda , Yuji Murayama , Keigo Bunsen
摘要： A detection device includes a coil configured to be electromagnetically coupled with an outside, and a detection section connected to a circuit including the coil. The detection section is configured to measure a Q value of the circuit using an alternating-current signal at a frequency different from a frequency of an alternating-current signal of contactless power feed.
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5.发明申请DETECTION DEVICE, ENERGY RECEIVER, ENERGY TRANSMITTER, POWER TRANSMISSION SYSTEM, AND DETECTION METHOD 有权检测装置，能量接收器，能量发送器，电力传输系统和检测方法公开(公告)号：US20140159503A1
公开(公告)日：2014-06-12
申请号：US14233043
申请日：2012-07-17
申请人： Tomomichi Murakami , Hiroaki Nakano , Takaaki Hashiguchi , Yoshitaka Yoshino , Shinji Komiyama , Osamu Kozakai , Shinichi Fukuda , Yuji Murayama , Keigo Bunsen
发明人： Tomomichi Murakami , Hiroaki Nakano , Takaaki Hashiguchi , Yoshitaka Yoshino , Shinji Komiyama , Osamu Kozakai , Shinichi Fukuda , Yuji Murayama , Keigo Bunsen
摘要： A detection device includes a coil configured to be electromagnetically coupled with an outside, and a detection section connected to a circuit including the coil. The detection section is configured to measure a Q value of the circuit using an alternating-current signal at a frequency different from a frequency of an alternating-current signal of contactless power feed.
摘要翻译： 检测装置包括被配置为与外部电磁耦合的线圈，以及连接到包括线圈的电路的检测部。 检测部被配置为使用与非接触供电的交流信号的频率不同的频率的电流信号来测量电路的Q值。
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6.发明申请ENERGY RECEIVER, DETECTION METHOD, POWER TRANSMISSION SYSTEM, DETECTION DEVICE, AND ENERGY TRANSMITTER 有权能量接收器，检测方法，电力传输系统，检测装置和能量发射器公开(公告)号：US20140125287A1
公开(公告)日：2014-05-08
申请号：US14126969
申请日：2012-07-02
CPC分类号： H02J50/10 , G01V3/101 , H01F38/14 , H02J5/005 , H02J7/0068 , H02J50/12 , H02J50/60 , H02J50/80 , H02J50/90
摘要： An energy receiver includes: a power receiver coil configured to wirelessly receive power transmitted from a power transmitter; a detection section configured to detect a foreign object; and a power storage section configured to supply power to the detection section during detection of the foreign object.
摘要翻译： 能量接收器包括：受电线圈，被配置为无线地接收从功率发射器发送的功率; 被配置为检测异物的检测部; 以及电力存储部，被配置为在检测到异物期间向检测部供电。
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7.发明授权Energy receiver, detection method, power transmission system, detection device, and energy transmitter 有权能量接收器，检测方法，输电系统，检测装置和能量发射器公开(公告)号：US09530558B2
公开(公告)日：2016-12-27
申请号：US14126969
申请日：2012-07-02
CPC分类号： H02J50/10 , G01V3/101 , H01F38/14 , H02J5/005 , H02J7/0068 , H02J50/12 , H02J50/60 , H02J50/80 , H02J50/90
摘要： An energy receiver includes: a power receiver coil configured to wirelessly receive power transmitted from a power transmitter; a detection section configured to detect a foreign object; and a power storage section configured to supply power to the detection section during detection of the foreign object.
摘要翻译： 能量接收器包括：受电线圈，被配置为无线地接收从功率发射器发送的功率; 被配置为检测异物的检测部; 以及电力存储部，被配置为在检测到异物期间向检测部供电。
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8.发明授权公开(公告)号：US09467205B2
公开(公告)日：2016-10-11
申请号：US13551861
申请日：2012-07-18
摘要： A method for wireless power transmission includes obtaining, via a Q-value circuit, first and second voltages at respective first and second nodes of a resonance circuit. The first and second voltages are effective to determine if foreign matter is present in a space affecting wireless power transmission. The method includes controlling a switching section between the Q-value circuit and the resonance circuit such that at least a part of the electric power transmission process occurs at a different time than when the first and second voltages are obtained.
摘要翻译： 一种用于无线电力传输的方法包括：经由Q值电路获得谐振电路的相应第一和第二节点处的第一和第二电压。 第一和第二电压有效地确定在影响无线电力传输的空间中是否存在异物。 该方法包括控制Q值电路和谐振电路之间的开关部分，使得至少一部分电力传输处理发生在与获得第一和第二电压时不同的时间。
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9.发明申请公开(公告)号：US20130027078A1
公开(公告)日：2013-01-31
申请号：US13551861
申请日：2012-07-18
摘要： A method for wireless power transmission includes obtaining, via a Q-value circuit, first and second voltages at respective first and second nodes of a resonance circuit. The first and second voltages are effective to determine if foreign matter is present in a space affecting wireless power transmission. The method includes controlling a switching section between the Q-value circuit and the resonance circuit such that at least a part of the electric power transmission process occurs at a different time than when the first and second voltages are obtained.
摘要翻译： 一种用于无线电力传输的方法包括：经由Q值电路获得谐振电路的相应第一和第二节点处的第一和第二电压。 第一和第二电压有效地确定在影响无线电力传输的空间中是否存在异物。 该方法包括控制Q值电路和谐振电路之间的开关部分，使得至少一部分电力传输处理发生在与获得第一和第二电压时不同的时间。
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10.发明申请POWER RECEIVING DEVICE, POWER TRANSMITTING DEVICE, WIRELESS POWER TRANSFER SYSTEM, AND WIRELESS POWER TRANSFER METHOD 有权电力接收装置，发电装置，无线电力传输系统和无线电力传输方法公开(公告)号：US20130076153A1
公开(公告)日：2013-03-28
申请号：US13613064
申请日：2012-09-13
申请人： Yuji Murayama , Hiroaki Nakano , Shinichi Fukuda
发明人： Yuji Murayama , Hiroaki Nakano , Shinichi Fukuda
IPC分类号： H02J17/00
摘要： A power receiving unit includes a communication unit, a control unit, a detecting unit that performs metallic foreign matter detection, and a charge storage unit. The control unit is configured to control charging so electric power is stored in the charge storage unit for consumption by the detecting unit during Q-value measurement when the control unit receives a Q-value measurement command from the power transmitting device through the communication unit.
摘要翻译： 电力接收单元包括通信单元，控制单元，执行金属异物检测的检测单元和电荷存储单元。 控制单元被配置为当控制单元通过通信单元从电力发送装置接收到Q值测量命令时，控制充电，从而在Q值测量期间由电力存储单元存储电力以供检测单元消费。
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