Abstract: An electronic device and a protective cover having a magnetic structure with multiple opposing poles on a surface for use with magnetically sensitive components is provided. The magnetic structure is configured for aligning the electronic device and the protective cover, and creating a separable magnetic attachment between the electronic device and the protective cover. The magnetic structure includes more than three magnetic sections arranged in a linear configuration, with each of the magnetic sections magnetized in a direction perpendicular to first and second surfaces of the magnetic structure. The magnetic structure generates flux densities having similar magnitudes relative to the first and second surfaces as a function of distance from each surface, respectively, along a perpendicular axis. Adjacent magnetic sections are magnetized in opposing directions such that the magnetic structure does not impair normal operation of a camera, a compass, and an inductive charger in the electronic device.

Abstract: A power transmission apparatus wirelessly communicates with a power reception apparatus using an antenna, wirelessly transmits power to the power reception apparatus using the antenna, measures, in a period during which the transmission of the power is stopped, one or both of a voltage and a current output from the antenna, performs, based on a measurement result obtained by the measurement, a determination process for determining that an object different from the power reception apparatus is present, restricts, in a case where it is determined that an object different from the power reception apparatus is present as a result of the determination process performed by the first determination unit, the transmission of the power, and controls the first determination unit not to use in the determination process the measurement result obtained by the measurement in a period during which communication is performed.

Abstract: A charging system can include provisions for providing power to various systems or components associated with the article of footwear. A charging system may include a charging unit with one or more components configured for use with one or more articles of footwear, where the articles of footwear can include different sizes. The components can be magnetically joined to the article in some cases. Upon connection with a power source, the article may be configured to unlace automatically. In some cases, the charging system can be used to facilitate the transfer of power to components in an automated tensioning system.

Abstract: According to certain embodiments, an electronic device comprises: a display configured to perform a scanning operation in a scanning operation frequency range; a battery; a wireless charging antenna configured to induce a current when proximate to wireless charging signal in a frequency range adjacent to the scanning operation frequency range, and wherein the induced current charges the battery; a first flexible printed circuit board disposed between the wireless charging antenna and the battery and connected to the display; a second flexible printed circuit board disposed in parallel with the first flexible printed circuit board; and at least one shielding sheet disposed between the wireless charging antenna and the first printed circuit board.

Abstract: A first charging standard adopts a Wi-Fi (BLE) communication, and defines automatic charging. A second charging standard adopts an Ethernet (IPoverCAN) communication and defines PnC. A third charging standard adopts a PLC communication and defines universal charging scheme. A fourth charging standard adopts a CAN communication and defines DC (direct-current) charging. A fifth charging standard adopts a CPLT communication and defines AC (alternating-current) charging. The method includes: performing a first connection attempt process in accordance with a communication scheme adopted by a charging standard that has the highest priority; and, when no communication is established by the first connection attempt process, performing a second connection attempt process in accordance with a communication scheme adopted by a charging standard that has the second highest priority.

Abstract: A method for encrypting data of a field device includes steps of generating data using the field device, encrypting the data by the field device using a non-homomorphic encryption method using a first key, transmitting the non-homomorphically encrypted data to a first instance, and storing the non-homomorphically encrypted data in the first instance. The method also includes retrieving part of the non-homomorphically encrypted data stored in the first instance by a second instance, and decrypting the retrieved, non-homomorphically encrypted data using the second instance the first key. Further, the data is encrypted by the second instance using a homomorphic encryption method using a second key, wherein the homomorphically encrypted data is transmitted to the first instance or to a third instance and stored.

Abstract: An electronic equipment accessory includes an accessory body and a holder assembly connected to the accessory body. The holder assembly includes a support member and a base. The base is rotatably connected to the accessory body. The support member is rotatable relative to the base between an extended position and a folded position. At the extended position, an included angle is formed between the support member and the base to thereby allow the accessory body to be supported on a support surface. The support member is rotatable relative to the base in one direction and the base is rotatable relative to the accessory body in another direction, thus the support member of the electronic equipment accessory can be adjusted with respect to the accessory body in multiple directions to thereby allow the electronic equipment accessory to support electronic equipment on a support surface at multiple different directions or tilted angles.

Abstract: A wireless charging assembly including a base body, a charging coil, a magnet and a plurality of partitions. The charging coil is disposed in the base body. The magnet includes a body part and a plurality of protruding parts. The plurality of protruding parts protrude from a side of the body part. The body part and the plurality of protruding parts are integrally formed as a single piece. The body part is disposed in the base body. The plurality of partitions are connected to the base body. The plurality of protruding parts of the magnet are spaced apart from each other by the plurality of partitions.

Abstract: A system and method for powering or charging multiple receivers wirelessly with a power transmitter. In accordance with an embodiment, to enable ease of use, it is desirable that the receiver can be placed on a larger surface area charger without the need for specific alignment of the position of the receiver; that the system can be used to charge or power multiple devices of similar or different power and voltage requirements or operating with different wireless charging protocols on or near the same surface; and that a degree of freedom is provided with respect to vertical distance (away from the surface of the charger) between the charger and the receivers. Such features enable improved functionality with devices, vehicles, or other products, including, for example, charging of electric vehicles (EV), and trains.

Abstract: This disclosure is directed to devices, systems, and techniques for wirelessly charging a medical device. A charging device may receive a request to wirelessly charge a medical device. The charging device may, in response to receiving the request, physically move within wireless charging range of the medical device. The charging device may, in response to determining that the charging device is within the wireless charging range of the medical device, wirelessly transmit power to the medical device to wirelessly charge the medical device.

Abstract: There is described a wireless power transfer system utilizing a new excitation-quadrature-quadrature transmitter pad which includes one excitation coil and at least two decoupled quadrature auxiliary coils. A described resonant tank design method is proposed for constant-current charging and zero phase angle conditions. When there is a lateral misalignment in the receiver pad, the auxiliary coil that is better coupled with the receiver pad conducts more current than the more distant auxiliary coil does, reducing the leakage magnetic field in the surrounding area and/or improving transmission efficiency.

Abstract: Aspects of the present disclosure may relate to an apparatus, a method, and non-transitory computer-readable storage medium configured for tuning radio frequency elements. In some aspects, the aspects may relate to at least one radio frequency element, at least one wireless charging, one or more channels configured to run between a first portion at least substantially adjacent to the at least one wireless charging coil and a second portion at least substantially adjacent to the at least one radio frequency element, and a dielectric fluid disposed within the one or more channels.

Abstract: A stackable storage device, container or unit is provided. The storage device includes a storage compartment and an interface to recharge rechargeable batteries for power tools. The storage device is stackable within a modular storage system.

Abstract: An example operation includes one or more of determining a plurality of vehicles and a first charge level of the vehicles utilizing a first charging location, determining a portion of the plurality of vehicles and a second charge level of the portion of the plurality of vehicles utilizing a second charging location, and determining a new charging location based on the plurality of vehicles, the first charge level, the portion of the plurality of vehicles, and the second charge level.

Abstract: A wireless power system includes a control system configured to output radio waves to an environment and a wearable device having an energy harvesting device configured to receive the radio waves and to harvest energy from the received radio waves. The wearable device also includes a processor and a sensor configured to detect a state of the wearable device and output a state signal to the processor. The processor is configured to output a device control signal based on the detected state signal. The wearable device further includes a communicator configured to receive the device control signal from the processor and to provide an output to the control system based on the state of the wearable device. At least the processor, the sensor, or the communicator receive power via the energy harvested by the energy harvesting device.

Abstract: The present invention relates to wireless power transmission. A method for controlling a wireless power transmission link for a wireless power transmission device according to an embodiment of the present invention may comprise: a step for performing a first information acquisition procedure for a wireless power reception device; a first determination step for determining whether the distance between the wireless power transmission device and the wireless power reception device is normal on the basis of the information acquired through the first information acquisition procedure; and a step for performing a disconnection procedure for the wireless power transmission link according to the determination result of the first determination step.

Abstract: According to an embodiment, a controller of a communications network includes a processor that creates a monitoring set of battery chargers by placing a set of battery chargers in a monitoring mode. The processor performs multiple iterations of a multiple-charging source (MCS) detection process. Each multiple iteration of the MCS detection process includes creating an active one of the monitoring set of battery chargers by placing one of the monitoring set of battery chargers in an active state in which the active one of the monitoring set of battery chargers attempts to charge any battery to which the active one of the monitoring set of battery chargers is connected; and logging an error event based at least in part on at least one of the monitoring set of battery chargers detecting charging activity on any battery to which the monitoring set of battery chargers is connected.

Abstract: An accessory for improving wireless power transfer efficiency in a wireless power transfer system can include a magnetic (e.g., ferrite) core dimensioned and positioned so as to reduce flux coupling from the PTx winding into friendly metal of the PRx and/or to enhance flux coupling from the PTx winding to the PRx winding. The core may define an aperture corresponding to an outer dimension (e.g., outer diameter) of the PRx winding. The core may further have an outer dimension selected to intercept sufficient flux to reduce flux coupling into the friendly metal of the PRx, such as an outer dimension corresponding to an outer dimension (e.g., outer diameter) of the PTx winding. The accessory may be a case for the PRx device or may be configured to be affixed to the face of the PTx device and may also include one or more alignment fixtures.

Abstract: A mobile system includes a first mobile device configured to output a signal having a level less than or equal to a reference level on the basis of a charged state of a battery in the first mobile device and a second mobile device configured to receive the signal and to selectively provide power to the first mobile device on the basis of a duration time for which a level of the signal is maintained to be less than or equal to the reference level and a toggle time for which the signal is toggled.

Abstract: A wireless charging Faraday container can include a container formed of a conductive material defining a cavity for protective storage of an electronic device; a wireless power transmitter positioned outside of the cavity; and a wireless power receiver positioned within the cavity and in wireless electrical communication with the transmitter. The transmitter is configured to convert received electrical current to wireless energy and to transmit the wireless energy through the container to the receiver, and the receiver is configured to receive and convert the wireless energy to electricity and to provide the electricity to the at least one electronic device.

Abstract: A plug-in type energy storage system is proposed. The system includes: a plurality of battery racks configured to store power; and a panel configured to control charging or discharging of the plurality of battery racks, where each battery rack includes: a plurality of battery modules configured to store the power; a control module connected to each battery module and the panel to control the charging or discharging of each battery module according to a control signal received from the panel; a conversion module connected to the control module to convert waveforms of the power into direct current or alternating current according to a control signal received from the control module; and a casing configured to accommodate each battery module, the conversion module, and the control module. In addition, the plurality of battery modules and the battery power management unit integrally constitute each battery rack.

Abstract: A transmit charging coil is driven to wirelessly transfer energy to a receiving charging coil. The wireless energy transfer can be adjusted in response to detecting the receive charging coil. Navigation of an un-manned vehicle may be adjusted in response to the wireless energy transfer.

Abstract: A flashlight with a holster charging system is disclosed. A charging holster may provide powered storage for the flashlight and provide extra power for use in other devices such as headlamps. The holster may attach, via a clip, onto the belt, pocket, or bag of a user so they may carry the flashlight while the flashlight recharges. A user may be able to use the flashlight while charging the flashlight in the holster. The holster may have an aperture for an attached flashlight to shine through while electrically coupled to the holster. Charging contacts on the charging holster may be configured to contact charging rings on the flashlight to couple the flashlight to charging circuitry. Power and mode buttons at the rear of the flashlight may enable the flashlight to be powered and operational mode changed on while holstered no matter the orientation the flashlight in the holster.

Abstract: A charging station for electric vehicles includes a central part for converting a grid AC voltage from an electrical grid into a high frequency AC voltage; a distribution network for distributing the high frequency AC voltage; and a plurality of coils directly connected to the distribution network, wherein each coil is adapted for transferring energy to an electrical vehicle.

Abstract: A device is described having one or more conductive loops to produce an electromagnetic field, such as for wireless power transfer to an electronic device. In some examples, an antenna is used with at least one resonating capacitor ring that is relatively co-planar with the antenna, and that is magnetically coupled to the antenna but is not electrically powered by an external source. In addition, a device is described having two or more thin-film coils, each coil comprising a pair of terminals and at least one loop defining a plane and an interior region. In some examples, the planes of the two or more coils are disposed substantially parallel to one another, the interior regions of the two or more coils at least partially overlap one another, and the pairs of terminals of the antennae are electrically connected in parallel.

Abstract: An electronic device according to an embodiment includes: a front plate forming a front surface of the electronic device, a back plate forming a rear surface of the electronic device, a support located between the front plate and the back plate and including a first surface facing the front plate and a second surface facing the back plate, the support having an opening formed through the first surface and the second surface, a display at least partially disposed on the first surface of the support, a first circuit board, at least a portion of which is disposed on the second surface of the support, the first circuit board including a rigid area that at least partially covers the opening, and a battery disposed in the opening of the support and having a size smaller than or substantially the same as a size of the opening when the first surface or the second surface of the support member is viewed from above, and the battery is at least partially attached to the rigid area.

Abstract: Methods, systems, apparatus, and computer-readable storage devices for anonymous device authentication. A method includes: accessing, by the electronic device, data stored by the electronic device that identifies authentication keys the electronic device accepts as valid; sending, by the electronic device to a second electronic device, an authentication request that identifies a set of authentication keys including at least some of authentication keys the electronic device accepts as valid; and receiving, by the electronic device, response data that the second electronic device provides in response to the authentication request. The response data (i) identifies a particular authentication key from the set of authentication keys identified by the authentication request, and (ii) includes a signature generated using the particular authentication key.

Abstract: A composite wireless power feeding system enables a light unit to be replaced under water and includes a wireless charging system including a power feeding coil and a first power feeding circuit unit. The power feeding system includes a power reception and feeding coil, a power feeding circuit unit, a power reception circuit unit, and an energy consumption circuit unit having a power reception coil. The power feeding system includes a battery charged by electromagnetic energy induced in the power reception and feeding coil. The battery is a power source for generating electromagnetic waves in the power reception and feeding coil to induce energy in the power reception coil and thereby power the energy consumption unit.

Abstract: A charger includes a power receiving unit, a power storage unit, and a power transmission unit. The power receiving unit is configured to receive, through wireless power supply via radio waves, power transmitted from a power transmitting device disposed in a vehicle. The power storage unit is configured to be supplied and charged with the power received by the power receiving unit. The power transmission unit is configured to transmit, through wireless power supply via electromagnetic induction, the power stored in the power storage unit to an electrical device that is to be charged.

Abstract: A dense charging station for charging the battery may have lanes arranged in parallel, and each of the lanes may have sequential charging locations. A vehicle utilizing the charging station may position itself at the first available charging location, being receiving energy, and determine if a subsequent charging station becomes available in the lane, and then position itself at the subsequent charging location, once available. Multiple charging stations may be required to maintain a threshold power state for individual vehicles in a fleet of vehicles providing a service for a geographic region. A charging coordinator may determine when a battery of a vehicle does not satisfy a threshold power state and requires a recharge. Additionally, the charging coordinator may determine a candidate charging station from among multiple charging stations associated with the geographic region.

Abstract: A storage system includes at least one vehicle, a horizontal rail grid, and a charging system for charging a rechargeable power source of the vehicle. The vehicle includes a first set of wheels and a second set of wheels for moving the vehicle upon the rail grid. The first set of wheels is displaceable in a vertical direction between a first position, a second position, and a third position. The first set of wheels may move the vehicle in a first direction. The first and the second set of wheels are in contact with the rail grid. The second set of wheels may move the vehicle in a second direction perpendicular to the first direction. The charging system includes at least two charge-receiving elements arranged on the vehicle and connected to the power source, and a charging station including two charge-providing elements connected to a charging power source.

Abstract: The embodiments of this application provide an electronic cigarette. The electronic cigarette includes an outer housing, an atomizing sheath having two separating walls and a liquid storage cavity, and a nozzle assembly having a nozzle and a sealing piece. The liquid storage cavity is formed between the two separating walls. Two aerosol output passageways are respectively disposed at two sides of the liquid storage cavity. The separating wall separates the aerosol output passageway and the liquid storage cavity. A sealing sleeve part of the nozzle is fixed to the main body and extends into the liquid storage cavity. A sleeve wall of the sealing piece is located and squeezed between the sealing sleeve part and the separating wall for sealing the liquid storage cavity. In addition, a nozzle used in the electronic cigarette is also provided.

Abstract: The present disclosure relates to a device for wireless charging of an electrical energy store of a mobile terminal for a motor vehicle, the device including charging electronics positioned within a housing. The housing includes a support region on which to place the mobile terminal, the support region including at least two elevations, each elevation has a first predetermined height extends along a length of the support region, and is arranged in parallel at a predetermined distance from one another. When the mobile terminal is placed on the at least two elevations, an air channel is formed. The housing includes at least one air inlet opening and at least one air outlet opening configured to blow air out into the air channel. Furthermore, at least one barrier that swirls the air blown out into the air channel is arranged in the air channel.

Abstract: A wireless charging usage determination system is provided. The wireless charging usage determination system includes a charging system having a charging source, and a vehicle including an inductive charger configured to receive a charge from the charging source, a processor electrically connected to the inductive charger, and a memory. The memory has instructions that, when executed by the processor, cause the processor to perform operations including receiving a wireless alert notification from the charging system, energizing the inductive charger based on a response to the wireless alert notification, and determining wireless charging usage responsive to the inductive charger being energized.

Abstract: Disclosed is a SmartDust system for contactless digital controlled serialized analog processing of analog values received from an object. The SmartDust system includes a hub unit and at least one electronic circuitry capacitive coupled to the hub unit. The hub unit includes an oscillator for generating a frequency, and a first electrode connected to the oscillator to emit the frequency as an alternating electric field. The electronic circuitry stores and performs switching instructions and the digital logic operations. The electronic circuitry receives analog values and generate sampled and processed analog values. The electronic circuitry provides the processed values to external components. The hub unit includes a controller for providing the switching instructions and the digital logic operations to the electronic circuitry, and a modulator for modulating the alternating electric field with the switching instructions and the digital logic operations.

Abstract: A wireless power transmitter includes a charging coil, an electronics housing, and a top side. The charging coil housing houses a charging coil and includes a top surface, wherein the charging coil wirelessly transmits power to a receiver placed on the top surface of the charging coil housing. The electronics housing houses one or more electronics and a fan. The top side is located adjacent to the electronics housing, wherein a top surface of the top side faces a bottom surface of the receiver. An intake cooling path is defined by a region between the bottom surface of the receiver and the top surface of the top side and an exhaust cooling path is located on a side of the charging coil housing opposite the intake cooling path and defined by a region between the receiver and the top surface of the top side.

Abstract: A method of controlling a power transmitter, the method including entering a negation phase with a power receiver including receiving a foreign object detection status packet from the power receiver, detecting whether a foreign object is present based on the foreign object detection status packet, and transmitting a NACK response to the power receiver indicating the power transmitter has detected the foreign object is present or transmitting an ACK response to the power receiver indicating the power transmitter has detected the foreign object is not present; and entering a power transfer phase including transmitting a first power to the power receiver in response to the transmitted NACK response and again detecting whether the foreign object is present while transmitting the first power, and transmitting a second power greater than the first power in response to the transmitted ACK response.

Abstract: A method for transferring, by a wireless power transmitter, wireless power, the method including performing digital ping in a ping phase; receiving a configuration packet of a wireless power receiver in a configuration phase after the ping phase; performing a negotiation of a power transfer contract in a negotiation phase after the configuration phase; and transferring the wireless power to the power receiver based on the power transfer contract in a power transfer phase after the negotiation phase, wherein the configuration packet includes a negotiation field, wherein the negotiation field related to whether the negotiation phase is supported is composed of 1 bit, wherein the configuration packet includes a out-of-band field, wherein the out-of-band field is composed of 1 bit, and wherein, based on the out-of-band field having a value of 1, the out-of-band field indicates that the wireless power receiver supports out-of-band communication, and based on the out-of-band field having a value of 0, the out-of-ba

Abstract: A wireless charging system for a vehicle and a method of operating is provided. The system includes a vehicle having a floor pan disposed opposite a ground surface. At least one battery is provided that is configured to provide energy to the vehicle. At least one power receiving coil is electrically coupled to the at least one battery and arranged within a housing adjacent the floor pan opposite the ground surface.

Abstract: Provided is a robot charging apparatus to wirelessly charge a robot capable of walking, which includes a plurality of receiving coils fixed to legs of a robot and a transmitting coil moved and provided according to a position of the robot and wirelessly charges the robot in such a manner that the transmitting coil is provided between the plurality of receiving coils and coupled to the receiving coils by a magnetic field output from the transmitting coil.

Abstract: A display module (10), including a drive IC (11) and a power management IC (12). The power management IC (12) comprises a first identification pin (121); the first identification pin (121) is connected to the drive IC (11); under the condition that the power management IC (12) is turned on, the power management IC (12) transmits identification information to the drive IC (11) by means of the first identification pin (121), so that the drive IC (11) identifies the power management IC (12) and is paired with the power management IC (12). A control method, a control apparatus (200), an electronic device (100) and a computer readable storage medium (40).

Abstract: An electronic case for electronic spectacles may include a base comprising a cavity formed therein. A first spectacle retention device may be located within the cavity. The first spectacle retention device may be configured to retain spectacles. An electrical control system may be included. An electrical connector may be configured to couple the electrical control system in electronic communication with the spectacles.

Abstract: An interior trim article for a motor vehicle, comprises a decorative outer skin; a touch-sensor or proximity sensor; and a backlight lighting source disposed behind said touch sensor or proximity sensor to emit light through the touch-sensor and through the decorative outer skin.

Abstract: A mobile system includes a first mobile device configured to output a signal having a level less than or equal to a reference level on the basis of a charged state of a battery in the first mobile device and a second mobile device configured to receive the signal and to selectively provide power to the first mobile device on the basis of a duration time for which a level of the signal is maintained to be less than or equal to the reference level and a toggle time for which the signal is toggled.

Abstract: A method and a system for adjusting a double-sided LCC compensation network of a wireless charging system are provided. The method includes: obtaining a standard coupling coefficient, a rated operating frequency, and rated parameter values of compensation elements in the wireless charging system; determining change rates of output performance of the wireless charging system; determining an adjustable compensation element; obtaining a real-time coupling coefficient between the primary-side transmitting coil and the secondary-side receiving coil; determining whether the real-time coupling coefficient is less than a coupling coefficient threshold; and adjusting an operating frequency of the wireless charging system when the real-time coupling coefficient is not less than the coupling coefficient threshold; or adjusting both an operating frequency of the wireless charging system and the adjustable compensation element when the real-time coupling coefficient is less than the coupling coefficient threshold.

Abstract: The invention relates to a system for indicating information representing battery status of an electronic device. The system comprises a charging unit and an electronic device. The charging unit comprises charging means, wireless communication means, and indication means. The electronic device comprises a rechargeable battery, charging means, and wireless communication means. During the wireless charging of the electronic device, the electronic device is configured to detect information representing the battery status of said electronic device and to communicate the detected information representing the battery status to the charging unit, and the charging unit is configured to receive the information from the electronic device and to indicate at least part of the received information representing the battery status of the electronic device. The invention relates also to a method for indicating information representing battery status of an electronic device.

Abstract: A wireless power feeding system comprising a power feeder and a power receiver including a power reception coil, a power reception circuit unit for recovering energy generated in the power reception coil, and an internal secondary battery for storing energy. Electric energy is supplied from the power feeder to the power receiver by means of electromagnetic induction using a resonance phenomenon. The power receiver has an outer shape identical to that of a conventional battery, and has a power receiver housing accommodating the power reception coil, the power reception circuit unit, and the internal secondary battery. Further, the power receiver has two electrodes disposed in positions identical to those of the conventional battery. Further, the power feeder includes a power feeding base on which the power receiver can be mounted.

Abstract: The present invention discloses a double-ring magnetic mobile phone holder, which comprises: a base; a first ring, wherein a first end of the first ring is hinged to the base, and the first ring is accommodated in an inner side of the base in a first state; a second ring, wherein the second ring is hinged to a second end of the first ring, the first end is symmetrical to the second end, and the second ring is attached to a top of the first ring in a first state; and a magnetic assembly mounted in the base, wherein the magnetic assembly comprises a first magnet, an iron sheet, and a second magnet stacked in sequence, the first magnet is configured to magnetically attract a mobile phone, and the second magnet is configured to magnetically attract external metal.

Abstract: A vehicle and a method of controlling the same includes: a display configured to emit light to a ground surface, a communicator configured to receive a movement signal of the vehicle through communication with an external terminal, and a controller configured to determine a moving area of the vehicle based on the received movement signal of the vehicle, determine a danger area and a safety area included in the moving area, and control the display to emit light to the danger area and the safety area.

Abstract: A wireless power reception device according to an embodiment of the present specification comprises: a power pickup circuit configured to receive wireless power from a wireless power transmission device by magnetic coupling with the wireless power transmission device at an operating frequency, and convert an AC signal generated by the wireless power into a DC signal; and a communication/control circuit for communicating with the wireless power transmission device by using in-band communication using the operation frequency and out-band communication using a frequency other than the operation frequency, wherein the communication/control circuit transmits access information of a Wi-Fi network connected to the wireless power reception device, to the wireless power transmission device by using the out-band communication.