Electric Field Coupling Energy Signal Parallel Wireless Transmission System

Abstract

The invention discloses an electric field coupling type parallel wireless transmission system for energy signals. The electric field coupling type parallel wireless transmission system comprises a power supply circuit, a high-frequency inverter circuit, a resonant transformation circuit, an electric field coupling mechanism, an electric energy transmission circuit and a load. The electric field coupling type parallel wireless transmission system is characterized by further comprising a modulating circuit and a signal recovering circuit; an input end of the modulating circuit is connected with a first microcontroller and an output end of the modulating circuit is connected with an impedance modulating circuit; the impedance modulating circuit is arranged between the resonant transformation circuit and the electric field coupling mechanism; the input end of the signal recovering circuit is connected with the electric field coupling mechanism; and the output end of the signal recovering circuit is connected with a second microcontroller. The electric field coupling type parallel wireless transmission system for the energy signals has the obvious effects that parallel wireless transmission of the energy signals can be carried out from a transmission end to a receiving end under the condition of guaranteeing the normal power supply of the load from the transmission end to the receiving end; the system is low in cost; the realization method is simple and feasible; the system reliability is higher and the transmission speed is faster.

Description

technical field [0001] The present invention relates to an electric-field coupled wireless power transfer (Electrical-field coupled power transfer) technology, referred to as ECPT technology, and in particular to an electric-field coupled energy signal parallel wireless transmission system. Background technique [0002] In recent years, in the field of wireless power transfer technology, the wireless power transfer technology based on electric field coupling technology has attracted the attention of many researchers at home and abroad because of its unique advantages. Electric field coupling power transmission technology comprehensively utilizes modern power electronic energy conversion technology, electric field coupling technology, high-power high-frequency conversion technology, and realizes wireless transmission of electric energy with the help of modern control theory and methods. This technology provides a new way for wireless power transmission, promotes the developme...

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Problems solved by technology

[0005] Although the transmission power of the electric field coupled wireless power transmission system is improved in this patent, in order to realize the signal transmission between the transmitting end and the receiving end, other wireless communication systems must be built, and the cost is relatively high

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