Method and system for simultaneously wirelessly charging portable rechargeable devices based on wireless inductive power transfer with seamless free positioning capability
First Claim
1. A system for seamlessly and simultaneously wirelessly charging portable chargeable devices with free positioning capability, the system comprising:
- a charging subsystem comprising;
at least a customized heat sink configuration for optimal thermal management, wherein the customized heat sink is designed based on thermal management methodologies comprising use of Phase Change Materials (PCMs),at least a single-layer customized shield structure for minimization of interference, andat least a multi-layer customized coil configuration forming a corresponding transmitter coil array, wherein the corresponding transmitter coil array comprises;
a first plurality of transmitter coils juxtaposed to each other and coupled to the customized shield structure such that the first plurality of transmitter coils is confined to a first layer relative to the surface of the single-layer customized shield structure, anda second plurality of transmitter coils, wherein each of the second plurality of transmitter coils is overlappingly coupled to at least a pair of the first plurality of transmitter coils in juxtaposition and positioned thereunder such that the second plurality of transmitter coils are confined to a second layer relative to the surface of the single-layer customized shield structure;
at least a controller for scanning the transmitter coils and at least one of selectively activating and deactivating the transmitter coils based on the detection of receiver coils positioned at any position relative to the transmitter coils; and
a portable chargeable device comprising a receiver coil, wherein the system facilitates minimization of interference between the transmitter coils in juxtaposition.
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Abstract
Embodiments of the present invention specifically relate to a system for seamlessly and simultaneously wirelessly charging portable chargeable devices with free positioning capability and a method therefor. The system comprises a charging subsystem. The charging subsystem comprises an electromagnetic shield for minimization of interference, and a transmitter coil array. The transmitter coil array comprises a first plurality of transmitter coils juxtaposed to each other and coupled to the electromagnetic shield, and a second plurality of transmitter coils, wherein each of the second plurality of transmitter coils is overlappingly coupled to at least a pair of the first plurality of transmitter coils in juxtaposition and positioned thereunder, and at least a controller for scanning the transmitter coils and selectively activating and deactivating the transmitter coils based on the detection of receiver coils positioned at any position relative to the transmitter coils, and a portable chargeable device comprising a receiver coil, wherein the system facilitates minimization of interference between the transmitter coils in juxtaposition.
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Citations
22 Claims
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1. A system for seamlessly and simultaneously wirelessly charging portable chargeable devices with free positioning capability, the system comprising:
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a charging subsystem comprising; at least a customized heat sink configuration for optimal thermal management, wherein the customized heat sink is designed based on thermal management methodologies comprising use of Phase Change Materials (PCMs), at least a single-layer customized shield structure for minimization of interference, and at least a multi-layer customized coil configuration forming a corresponding transmitter coil array, wherein the corresponding transmitter coil array comprises; a first plurality of transmitter coils juxtaposed to each other and coupled to the customized shield structure such that the first plurality of transmitter coils is confined to a first layer relative to the surface of the single-layer customized shield structure, and a second plurality of transmitter coils, wherein each of the second plurality of transmitter coils is overlappingly coupled to at least a pair of the first plurality of transmitter coils in juxtaposition and positioned thereunder such that the second plurality of transmitter coils are confined to a second layer relative to the surface of the single-layer customized shield structure; at least a controller for scanning the transmitter coils and at least one of selectively activating and deactivating the transmitter coils based on the detection of receiver coils positioned at any position relative to the transmitter coils; and a portable chargeable device comprising a receiver coil, wherein the system facilitates minimization of interference between the transmitter coils in juxtaposition. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A method for design and implementation of a system facilitating seamless and simultaneous wireless charging of portable rechargeable devices with free positioning capability, the method comprising:
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forming a plurality of single-layer customized shield structures for selective adoption and deployment of at least one the single-layer plurality of customized shield structures formed, wherein at least one of the single-layer customized shield structures comprises; one or more shield blocks, and at least one of interposed and sandwiched exploitable regions or spaces therebetween, thereby facilitating minimization of inter-shield block Electromagnetic Interference (EMI); organizing one or more transmitter coils in at least one of a plurality of multi-layer customized coil configurations to form at least one transmitter coil array mounted on at least one of the selectively adopted and deployed customized shield structures such that the customized coil configuration facilitates further minimization of inter-coil Electromagnetic Interference (EMI), wherein the combination of at least one of the selectively adopted and deployed single-layer customized shield structure and corresponding multi-layer customized coil configuration facilitates consolidated minimization of EMI; and deploying at least one processor for implementation of an operational control logic for management of interoperability amid the transmitter coils via at least one of selective activation, deactivation and a combination thereof of the transmitter coils upon detection of one or more receiver coils coupled to the portable rechargeable devices, wherein the portable rechargeable devices are at any position relative to the transmitter coils for purposes of charging; and forming one or more customized heat sink configurations for optimal thermal management of the system via deployment of one or more thermal management methodologies. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22)
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Specification