Systems and methods for wireless power system with improved performance and/or ease of use
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H01F-038/14
H02J-050/12
H02J-050/50
H02J-050/70
H02J-005/00
H04B-005/00
H02J-017/00
출원번호
US-0834538
(2017-12-07)
등록번호
US-10186372
(2019-01-22)
발명자
/ 주소
John, Michael Sasha
Hall, Katherine L.
Kulikowski, Konrad J.
Kesler, Morris P.
Kurs, Andre B.
Roy, Arunanshu M.
Guckaya, Gozde
출원인 / 주소
WiTricity Corporation
대리인 / 주소
Fish & Richardson P.C.
인용정보
피인용 횟수 :
0인용 특허 :
210
초록▼
A resonator connector for a wireless power transfer system includes: one or more conducting materials to carry electricity between two or more electromagnetic resonators; a first plug coupled with the one or more conducting materials; a second plug coupled with the one or more conducting materials;
A resonator connector for a wireless power transfer system includes: one or more conducting materials to carry electricity between two or more electromagnetic resonators; a first plug coupled with the one or more conducting materials; a second plug coupled with the one or more conducting materials; and an impedance module coupled with the one or more conducting materials, the impedance module including an impedance matching network; wherein the impedance module is configurable to adjust electrical properties of the one or more conducting materials, using the impedance matching network, when the resonator connector electrically couples together the two or more electromagnetic resonators of the wireless power transfer system including at least three electromagnetic resonators, so as to improve power transfer efficiency among the at least three electromagnetic resonators of the wireless power transfer system, the at least three electromagnetic resonators including the two or more electromagnetic resonators.
대표청구항▼
1. A resonator connector for a wireless power transfer system, the resonator connector comprising: one or more conducting materials to carry electricity between two or more electromagnetic resonators;a first plug coupled with the one or more conducting materials, the first plug being connectable to
1. A resonator connector for a wireless power transfer system, the resonator connector comprising: one or more conducting materials to carry electricity between two or more electromagnetic resonators;a first plug coupled with the one or more conducting materials, the first plug being connectable to source electromagnetic resonators, device electromagnetic resonators, and repeater electromagnetic resonators;a second plug coupled with the one or more conducting materials, the second plug being connectable to the source electromagnetic resonators, the device electromagnetic resonators, and the repeater electromagnetic resonators; andan impedance module coupled with the one or more conducting materials, the impedance module comprising an impedance matching network;wherein the impedance module is configurable to adjust electrical properties of the one or more conducting materials, using the impedance matching network, when the resonator connector electrically couples together the two or more electromagnetic resonators of the wireless power transfer system comprising at least three electromagnetic resonators, so as to improve power transfer efficiency among the at least three electromagnetic resonators of the wireless power transfer system, the at least three electromagnetic resonators including the two or more electromagnetic resonators. 2. The resonator connector of claim 1, wherein the resonator connector comprises a cable, and wherein the impedance module is configurable to adjust the electrical properties of the one or more conducting materials, using the impedance matching network, in accordance with a length of the cable. 3. The resonator connector of claim 2, comprising shielding for the cable. 4. The resonator connector of claim 3, wherein the shielding for the cable comprises a metal shield configured to act as a return path or a ground for a power, communication, or other signal. 5. The resonator connector of claim 1, wherein the one or more conducting materials comprise a connector wire engineered to be optimized for a specific application of power transfer. 6. The resonator connector of claim 1, wherein the resonator connector comprises an adapter, and wherein the impedance module is configurable to adjust the electrical properties of the one or more conducting materials, using the impedance matching network, in accordance with (i) types of the two or more electromagnetic resonators to be connected and (ii) properties of the wireless power transfer system. 7. The resonator connector of claim 6, wherein the adapter is configured to connect with a cable to electrically couple together the two or more electromagnetic resonators of the wireless power transfer system, and wherein the impedance module is configurable to adjust the electrical properties of the one or more conducting materials, using the impedance matching network, in accordance with a length of the cable. 8. The wireless power transfer system of claim 6, wherein the adapter is from a set of similar adapters, each of the adapters in the set being configured to connect with a cable, and with another of the adapters in the set, to electrically couple together the two or more electromagnetic resonators of the wireless power transfer system, and wherein a number of the adapters connected together corresponds to a length of the cable. 9. A wireless power transfer system comprising: three or more electromagnetic resonators comprising: at least one source electromagnetic resonator configured to be coupled with a power source to receive power from the power source, andat least one device electromagnetic resonator configured to be coupled with a load to provide power to the load,wherein each of the three or more electromagnetic resonators is capable of storing electromagnetic energy at a resonant frequency, and each of the three or more electromagnetic resonators is configurable to wirelessly transfer power in the wireless power transfer system;a wired electrically conductive connection between a pair of electromagnetic resonators from the three or more electromagnetic resonators; andan impedance module coupled with the wired electrically conductive connection between the pair of electromagnetic resonators, the impedance module comprising an impedance matching network designed to improve wired power transfer efficiency between the pair of electromagnetic resonators;wherein the impedance module is configurable to adjust electrical properties of the wired electrically conductive connection between the pair of electromagnetic resonators, using the impedance matching network, in accordance with a length of the wired electrically conductive connection. 10. The wireless power transfer system of claim 9, comprising a cable comprising: the wired electrically conductive connection;a first end plug configured to connect with a first electromagnetic resonator of the pair of electromagnetic resonators; anda second end plug configured to connect with a second electromagnetic resonator of the pair of electromagnetic resonators. 11. The wireless power transfer system of claim 10, wherein the first end plug and the second end plug are each configured to connect with different types of resonators. 12. The wireless power transfer system of claim 10, wherein the first end plug and the second end plug are each configured to connect with connector ports of the three or more electromagnetic resonators, and each of the connector ports is manually or programmably configurable to make electrical connections in serial or in parallel. 13. The wireless power transfer system of claim 10, wherein the cable comprises the impedance module, including the impedance matching network. 14. The wireless power transfer system of claim 9, wherein the impedance module comprises an adapter configured to connect with a plug of a cable and with a connector port of at least one of the pair of electromagnetic resonators. 15. The wireless power transfer system of claim 9, wherein the impedance module is installed in at least one of the pair of electromagnetic resonators. 16. The wireless power transfer system of claim 9, wherein the impedance module comprises an adapter of a set of similar adapters, each of the adapters in the set being configured to connect with a plug of a cable, with a connector port of at least one of the pair electromagnetic resonators, and with another of the adapters in the set, and wherein a number of the adapters connected together corresponds to a length of the cable. 17. The wireless power transfer system of claim 9, wherein the wired electrically conductive connection comprises a connector wire engineered to be optimized for a specific application of power transfer. 18. The wireless power transfer system of claim 9, wherein the pair of electromagnetic resonators comprises two source electromagnetic resonators, including the at least one source electromagnetic resonator. 19. The wireless power transfer system of claim 9, wherein the pair of electromagnetic resonators comprises the at least one source electromagnetic resonator and a repeater electromagnetic resonator. 20. The wireless power transfer system of claim 9, wherein the pair of electromagnetic resonators comprises two device electromagnetic resonators, including the at least one device electromagnetic resonator. 21. The wireless power transfer system of claim 9, wherein the pair of electromagnetic resonators comprises the at least one device electromagnetic resonator and a repeater electromagnetic resonator.
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