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​Magnetic Resonance Wireless Power Transfer Surface

SoftCharge, a software defined method converting a large existing surface into a programmable wireless charger, capable of distribution energy efficiently at multiple locations on demand and charge different types of devices. The SoftCharge System combines magnetic resonant strong coupling and energy hopping concept. Master energy tile(ET) delivers power wirelessly to the slave energy tiles. Power Density, power flow path over the surface is programmable with real-time impedance of each individual programmable ET.

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​Magnetic Resonance Wireless Power Transfer Surface

iSurface, self-powered reconfigurable intelligent surface(RIS), engineer ambient wireless propagation in the environment and wirelessly charge multiple0devices close to the surface. The resonance coupling between resonators enable arbitrary and configurable power spots and power flow paths over 2D and 3D resonator surface. Simulation, experimental evaluation and real application demonstration are conducted with iSurface prototype

 Magnetic Resonance Coupling Dual-Coils Object Sensing 

Intelligent Object Sensing System with networked dual-coil sensing units over large surface leverages the magnetic resonance coupling for object detection, classification, and car robot tracking. Theoretical analysis, simulation, and the prototype address the magnetic filed interference and validate the intelligent working system

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 Magnetic Resonance Couling Introbody Communication 

MR coupling, with multiple resonator relays, makes the design of the transmission link robust to channel-related parameters, as the magnetic permeability of skin and muscle is close to that of air

NanoPhotonics and Plasmonics

Plasmonics with grephene at THz frequency is analyzed for tunable optical performance, Talbot Effect of waveguide array, optical waveguide switch, enginmodes analysis,  metasurface applications as well .

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