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1. 发明申请

WO2016057804A1 METHOD AND SYSTEM FOR CONTACTLESS POWER TRANSFER IN A GATE DRIVER UNIT 审中-公开
标题翻译：门闸驱动单元中无接触力传递的方法和系统
公开(公告)号：WO2016057804A1
公开(公告)日：2016-04-14
申请号：PCT/US2015/054719
申请日：2015-10-08
申请人： GENERAL ELECTRIC COMPANY
发明人： KANAKASABAI, Viswanathan , NAIK, Rajendra , BOHORI, Adnan Kutubuddin , BHAT, Suma Memana Narayana , RAGHUNATHAN, Arun Kumar
IPC分类号： A61B5/055
CPC分类号： G01R33/3852 , A61B5/055 , G01R33/36
摘要： A gate driver unit is presented. The gate driver unit includes a first power exchanging coil operatively coupled to a power source. The gate driver unit includes a second power exchanging coil configured to receive power from the first power exchanging coil via a magnetic field and a field focusing element disposed between the first power exchanging coil and the second power exchanging coil and configured to focus the magnetic field onto the second power exchanging coil. The gate driver unit also includes a first circuit coupled to the second power exchanging coil. The gate driver unit includes a gate drive subunit operatively coupled to the first circuit and configured to provide an output signal to a control terminal corresponding to a controllable switch of a second circuit. A magnetic resonance imaging system and a method of contactless power transfer in a magnetic resonance imaging system are also presented.
摘要翻译：提供了一个门驱动单元。栅极驱动器单元包括可操作地耦合到电源的第一功率交换线圈。栅极驱动器单元包括被配置为经由磁场从第一功率交换线圈接收功率的第二功率交换线圈和设置在第一功率更换线圈和第二功率更换线圈之间并被配置为将磁场聚焦到第二功率交换线圈。栅极驱动器单元还包括耦合到第二电力交换线圈的第一电路。栅极驱动器单元包括可操作地耦合到第一电路并被配置为向对应于第二电路的可控开关的控制端子提供输出信号的栅极驱动子单元。还提出了在磁共振成像系统中的磁共振成像系统和非接触式功率传递的方法。

2. 发明申请

WO2019203990A1 RECEIVER UNIT OF A WIRELESS POWER TRANSFER SYSTEM 审中-公开
公开(公告)号：WO2019203990A1
公开(公告)日：2019-10-24
申请号：PCT/US2019/023548
申请日：2019-03-22
申请人： GENERAL ELECTRIC COMPANY
发明人： KANAKASABAI, Viswanathan , ARAVIND, Deepak , BHAT, Suma Memana Narayana , BOHORI, Adnan Kutubuddin
IPC分类号： H02J50/40 , H02J50/12 , H02M7/17 , H01F38/14 , H02J5/00
摘要： A receiver unit of a wireless power transfer system is presented. The receiver unit includes a main receiver coil, a plurality of auxiliary receiver coils disposed about a central axis of the main receiver coil, and a receiver drive subunit. The receiver drive subunit includes a main converter operatively coupled to the main receiver coil and having a main output terminal. The receiver drive subunit may include a plurality of auxiliary converters operatively coupled to the plurality of auxiliary receiver coils. The plurality of auxiliary converters may be operatively coupled to each other to form an auxiliary output terminal coupled in series to the main output terminal to form a common output terminal. In some implementations, the receiver drive unit may be formed on a substrate of an integrated electronic component. The integrated electronic component may further include a communication subunit and a controller disposed.

3. 发明申请

WO2019204377A1 SYSTEM AND METHOD FOR DETERMINING AN ALIGNMENT OF AN APPARATUS COIL 审中-公开
公开(公告)号：WO2019204377A1
公开(公告)日：2019-10-24
申请号：PCT/US2019/027787
申请日：2019-04-17
申请人： GENERAL ELECTRIC COMPANY
发明人： BHAT, Suma Memana , ARAVIND, Deepak , KANAKASABAI, Viswanathan , BOHORI, Adnan Kutubuddin
IPC分类号： H02J50/90 , B60L53/12
摘要： A method (500) includes utilizing (502) a detection device comprising a detection mat having a plurality of detection coils, and at least one pair of groups of detection coils having a first group of detection coils and a second group of detection coils, and where the first group of detection coils includes a first impedance value, and a second group of detection coils includes a second impedance value. The method further includes determining (504) alignment parameters representative of electromagnetic coupling between at least one pair of groups of detection coils of the detection mat and an electromagnetic field generated by an apparatus coil, and comparing (506) the alignment parameters with a reference. The method also includes generating (508) a control signal indicative of an alignment position of the apparatus coil with respect to the detection mat based on the compared alignment parameters.

4. 发明申请

WO2019204379A1 DEVICE, SYSTEM AND METHOD FOR DETECTION OF A FOREIGN OBJECT 审中-公开
公开(公告)号：WO2019204379A1
公开(公告)日：2019-10-24
申请号：PCT/US2019/027789
申请日：2019-04-17
申请人： GENERAL ELECTRIC COMPANY
发明人： KABAJASABAU, Viswanathan , ARAVIND, Deepak , BHAT, Suma Memana Narayana , BOHORI, Adnan Kutubuddin
IPC分类号： H02J50/60 , B60L53/124 , G01V3/10
摘要： A detection device (100) includes a detection mat (102) having a plurality of detection coils (106), and at least one pair of groups of detection coils (106), the pair of groups of detection coils (106) includes first and second groups of detection coils (106). The first and second group of detection coils (106) comprises first and second first and second impedance values. The detection device (100) includes one or more drive sub-systems (112) and a comparison sub-system (112). The drive sub-systems (112) are operatively coupled to the detection mat (102) and configured to excite at least one pair of groups of detection coils (106). The comparison sub-system (114) is operatively coupled to the detection mat (102) and configured to receive a differential current signal from the pair of groups of detection coils (106), the comparison sub-system (114) is configured to generate a control signal based on the differential current signal.

5. 发明申请

WO2019204376A1 DEVICE AND METHOD FOR DETECTING A FOREIGN OBJECT IN A WIRELESS POWER TRANSFER SYSTEM 审中-公开
公开(公告)号：WO2019204376A1
公开(公告)日：2019-10-24
申请号：PCT/US2019/027786
申请日：2019-04-17
申请人： GENERAL ELECTRIC COMPANY
发明人： BHAT, Suma Memana Narayana , ARAVIND, Deepak , KANAKASABAI, Viswanathan , VIJAYAN, Pradeep , BOHORI, Adnan Kutubuddin
IPC分类号： B60L53/124 , B60L53/122 , H02J50/60
摘要： A device for detecting a foreign object (112) in a WPT system is disclosed. The device includes an injection unit (122) to receive a DC power signal and generate a first AC power signal having a first frequency. Also, the device includes an array of coils (120) to receive the first AC power signal having the first frequency and generate a first electromagnetic field at the first frequency. Further, the device includes a detection unit (124) to measure a parameter of at least one of the DC power signal received by the injection unit (122) and the first AC power signal generated by the injection unit (122), and detect the foreign object (112) within the first electromagnetic field based on a change in the parameter of at least one of the DC power signal and the first AC power signal across at least one of the array of coils (120).

6. 发明公开

EP3782262A1 DEVICE, SYSTEM AND METHOD FOR DETECTION OF A FOREIGN OBJECT 审中-公开
公开(公告)号：EP3782262A1
公开(公告)日：2021-02-24
申请号：EP19788677.3
申请日：2019-04-17
申请人： General Electric Company
发明人： KANAKASABAI, Viswanathan , ARAVIND, Deepak , BHAT, Suma Memana Narayana , BOHORI, Adnan Kutubuddin
IPC分类号： H02J50/60 , B60L53/124 , G01V3/10

7. 发明授权

EP3116002B1 DIELECTRIC MATERIALS FOR POWER TRANSFER SYSTEM 有权
公开(公告)号：EP3116002B1
公开(公告)日：2019-07-03
申请号：EP16179677.6
申请日：2011-05-06
申请人： General Electric Company
发明人： KRISHNA, Kalaga Murali , CHAKRABORTY, Jay , MATANI, Lohit , BOHORI, Adnan Kutubuddin , BHAT, Suma Memana Narayana , RAMACHANDRAPANICKER, Somakumar
IPC分类号： H01F38/14 , C04B35/465 , C04B35/47 , C01G23/00 , C04B35/462 , C04B35/468 , C04B35/632

8. 发明公开

EP2369711A2 Contactless power transfer system and method 有权
标题翻译： KontaktlosesLeistungsübertragungssystemund Verfahren
公开(公告)号：EP2369711A2
公开(公告)日：2011-09-28
申请号：EP11159292.9
申请日：2011-03-22
申请人： General Electric Company
发明人： BOHORI, Adnan Kutubuddin , BRAY, James William , RAMACHANDRAPANICKER, Somakumar , BHAT, Suma Memana Narayana
IPC分类号： H02J5/00
CPC分类号： H01F27/42 , H01F38/14 , H01F38/18 , H02J5/005 , H02J7/025 , H02J50/12
摘要： A contactless power transfer system is proposed. The system includes a first coil (12) coupled to a power source (14) and configured to produce a magnetic field. A second coil (16) is configured to receive power from the first coil via the magnetic field. A field focusing element (18) is disposed between the first coil and the second coil and configured as a self resonant coil having a standing wave current distribution. The field focusing element is further configured to focus the magnetic field onto the second coil and enhance the coupling between the first coil and the second coil.
摘要翻译：提出了一种非接触式电力传输系统。该系统包括耦合到电源（14）并被配置为产生磁场的第一线圈（12）。第二线圈（16）被配置为经由磁场从第一线圈接收功率。场聚焦元件（18）设置在第一线圈和第二线圈之间，并被配置为具有驻波分布的自谐振线圈。场聚焦元件还被配置为将磁场聚焦到第二线圈上并且增强第一线圈和第二线圈之间的耦合。

9. 发明公开

EP3116002A1 DIELECTRIC MATERIALS FOR POWER TRANSFER SYSTEM 有权
标题翻译： DIELEKTRISCHE MATERIALIENFÜRSTROMÜBERTRAGUNGSSYSTEM
公开(公告)号：EP3116002A1
公开(公告)日：2017-01-11
申请号：EP16179677.6
申请日：2011-05-06
申请人： General Electric Company
发明人： KRISHNA, Kalaga Murali , CHAKRABORTY, Jay , MATANI, Lohit , BOHORI, Adnan Kutubuddin , BHAT, Suma Memana Narayana , RAMACHANDRAPANICKER, Somakumar
IPC分类号： H01F38/14 , C04B35/465 , C04B35/47 , C01G23/00 , C04B35/462 , C04B35/468 , C04B35/632
CPC分类号： C04B35/4682 , C01G23/002 , C01G23/006 , C01P2002/52 , C01P2006/40 , C04B35/462 , C04B35/465 , C04B35/47 , C04B35/632 , C04B2235/3208 , C04B2235/3213 , C04B2235/3215 , C04B2235/3217 , C04B2235/3227 , C04B2235/3234 , C04B2235/3241 , C04B2235/3244 , C04B2235/3281 , C04B2235/3298 , C04B2235/40 , C04B2235/445 , C04B2235/483 , C04B2235/604 , C04B2235/656 , C04B2235/6567 , C04B2235/658 , C04B2235/6582 , C04B2235/6585 , C04B2235/768 , C04B2235/77 , C04B2235/80 , C04B2235/85 , H01F38/14
摘要： A contactless power transfer system is proposed. The power transfer system comprises a field-focusing element comprising a dielectric material. The dielectric material comprises a composition that is selected from the family of (Ba,Sr)TiO 3 or CaCu 3 Ti 4 O 12 . The compositions of the (Ba, Sr)TiO 3 include the materials such as Ca1-x- y Ba x Sr y Ti 1-z Cr z O 3-δ N p , wherein 0 3 Ti 4 O 12 include the materials such as Ca 1-x-y Ba x Sr y (Ca 1-z Cu z )Cu 2 Ti 4-δ Al δ O 12-0.5δ , wherein 0 ≤ x
摘要翻译：提出了一种非接触式电力传输系统。电力传输系统包括包含电介质材料的场聚焦元件。电介质材料包括选自（Ba，Sr）TiO 3或CaCu 3 Ti 4 O 12族的组合物。（Ba，Sr）TiO 3的组成包括诸如Ca1-x-y Ba x Sr y Ti 1-z Cr z O 3-N p的材料，其中0

10. 发明公开

EP3007304A1 SYSTEM AND METHOD FOR CONTACTLESS POWER TRANSFER 审中-公开
标题翻译：系统VERFAHRENFÜRKONTAKTFREIELEISTUNGSÜBERTRAGUNG
公开(公告)号：EP3007304A1
公开(公告)日：2016-04-13
申请号：EP15188811.2
申请日：2015-10-07
申请人： General Electric Company
发明人： RAGHUNATHAN, Arun Kumar , RAMACHANDRAPANICKER, Somakumar , BHAT, Suma Memana Narayana , SASEENDRAN, Rijin , BOHORI, Adnan Kutubuddin , AGRAWAL, Dinkar
IPC分类号： H02J5/00 , H01F38/14 , H02J7/02 , H02J7/00
CPC分类号： H02J5/005 , H01F38/14 , H02J7/0042 , H02J7/025 , H02J50/12 , H02J50/40 , H02J50/80
摘要： A system 10 including a primary coil assembly 20 is provided. The primary coil assembly 20 is configured to operate at a first resonant frequency having a first bandwidth; wherein a difference between the first resonant frequency and a system frequency is at least two times the first bandwidth, where the first resonant frequency is selected such that upon energizing the primary coil assembly 20 at the system frequency, a primary current is induced in the primary coil assembly 20, which is at least ten times lesser than a system current.
摘要翻译：提供了包括初级线圈组件20的系统10。初级线圈组件20被配置为在具有第一带宽的第一共振频率下工作; 其中所述第一谐振频率和系统频率之间的差异是所述第一带宽的至少两倍，其中所述第一谐振频率被选择为使得在所述初级线圈组件20以系统频率通电时，初级电流在初级线圈线圈组件20，其比系统电流小至少十倍。

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