A wireless charging transmit end includes a dual-polarized antenna which includes at least one dual-polarized element and a signal processing apparatus. Each dual-polarized element includes a first linearly polarized element and a second linearly polarized element that are mutually orthogonal and respectively receive a first wireless signal and a second wireless signal from the receive end. The signal processing apparatus obtains a first energy signal and a second energy signal based on a waveform relationship between the first wireless signal and the second wireless signal. The first energy signal is sent to the receive end by the first linearly polarized element, and the second energy signal is sent to the receive end by the second linearly polarized element. The first energy signal and the second energy signal are combined into an energy signal matching the receive end.

A capacitive coupling device for capacitive coupling to a capacitive coupling means which is arrangeable on the capacitive coupling device. The capacitive coupling device can have a first coupling surface, which has at least three coupling surface segments which are arranged separated from one another, a voltage supply configured to provide a first supply voltage and a second supply voltage which is different therefrom, and a control circuit, which is arranged to connect each of the coupling surface segments selectively to the first supply voltage or to the second supply voltage in an electrically conductive manner or to disconnect it from the control circuit in such a way that the coupling surface segments connected to the first supply voltage form, with a first coupling surface area of the capacitive coupling means, a first capacitor, and the coupling surface segments connected to the second supply voltage form, with a second coupling surface area of the capacitive coupling means, a second capacitor.

Cooperative resource allocation method and apparatus for downlink simultaneous wireless information and power transfer are proposed. A cooperative resource allocation method for downlink simultaneous wireless information and power transfer network, which is implemented through a central processor, according to one example of embodiments, may be configured to include allocating subcarrier for wireless information transfer and power transfer; and allocating power for wireless information transfer with the allocated subcarrier and divided transfer power.

A system for performing wireless power feeding using an existing electronic device. In the present invention, a power feeder has a power feeding coil. A power receiver has a power receiving coil, a power receiving circuit unit, and a load. Electromagnetic induction using a resonance phenomenon causes the power feeder to supply an electric energy to the power receiver. A switching circuit enables the power feeding coil to periodically repeat turning on (driving state) and turning off (resonant state) of power supply. A resonant frequency of the power receiver is substantially a period combining a time of the driving state and a time of the resonant state. A resonant frequency of the power feeder is substantially a period of the time of the resonant state, and a tuning adjusting circuit performs adjustment of a resonant capacitor and a coil.

A system for performing wireless power feeding using an existing electronic device. In the present invention, a power feeder has a power feeding coil. A power receiver has a power receiving coil, a power receiving circuit unit, and a load. Electromagnetic induction using a resonance phenomenon causes the power feeder to supply an electric energy to the power receiver. A switching circuit enables the power feeding coil to periodically repeat turning on (driving state) and turning off (resonant state) of power supply. A resonant frequency of the power receiver is substantially a period combining a time of the driving state and a time of the resonant state. A resonant frequency of the power feeder is substantially a period of the time of the resonant state, and a tuning adjusting circuit performs adjustment of a resonant capacitor and a coil.

A wireless electrical energy transmission system is provided. The system comprises a wireless transmission base configured to wirelessly transmit electrical energy or data via near field magnetic coupling to a receiving antenna configured within an electronic device. The wireless electrical energy transmission system is configured with at least one transmitting antenna and a transmitting electrical circuit positioned within the transmission base. The transmission base is configured so that at least one electronic device can be wirelessly electrically charged or powered by positioning the at least one device external and adjacent to the transmission base.

A wireless electrical energy transmission system is provided. The system comprises a wireless transmission base configured to wirelessly transmit electrical energy or data via near field magnetic coupling to a receiving antenna configured within an electronic device. The wireless electrical energy transmission system is configured with at least one transmitting antenna and a transmitting electrical circuit positioned within the transmission base. The transmission base is configured so that at least one electronic device can be wirelessly electrically charged or powered by positioning the at least one device external and adjacent to the transmission base.

Disclosed are an artificial intelligence algorithm-based wireless power transmitter, wireless power receiver, and wireless power charging system that are capable of high-speed response to environmental changes and that can optimize the power efficiency of a wireless power receiver, estimate a dynamic location from a signal received from the wireless power receiver using artificial intelligence technology, and dynamically transmit wireless power to a prioritized wireless power receiver according to a power state.

Disclosed are an artificial intelligence algorithm-based wireless power transmitter, wireless power receiver, and wireless power charging system that are capable of high-speed response to environmental changes and that can optimize the power efficiency of a wireless power receiver, estimate a dynamic location from a signal received from the wireless power receiver using artificial intelligence technology, and dynamically transmit wireless power to a prioritized wireless power receiver according to a power state.

A wireless charging transmission apparatus by using 3D polyhedral magnetic resonance based on multi-antenna switching includes a magnetic resonance wireless energy transmitting module, a plurality of magnetic resonance transmitting antennas, a plurality of receiving antennas, and a magnetic resonance wireless energy receiving module that are connected in sequence. The magnetic resonance wireless energy transmitting module is configured to convert DC power into RF energy and control an operation mode. The magnetic resonance transmitting antennas are configured to convert the RF energy into a spatially distributed reactive field. The receiving antennas are configured to convert the reactive field into the RF energy. The magnetic resonance wireless energy receiving module is configured to convert the RF energy into DC power and charge or power a load. When one of the transmitting antennas is used as a main transmitting antenna, the rest transmitting antennas are used as relay coupling antennas.