8728 results about "Inductive charging" patented technology

Introduced here is a wearable audio system including modular ear-cup and ear-bud that can be attached and detached to the user together, or independently of each other. Further, the modular ear-cup and ear-bud can operate together, or independently of each other. The wearable audio system can perform active noise cancellation by measuring noise inside the ear-cup and / or the ear-bud, computing the noise canceling sound, and forwarding the noise canceling sound to a speaker inside the ear-cup and / or the ear-bud. The wearable audio system can be wirelessly charged while operating, thus allowing the user to continuously listen to music more than previously possible. The wearable audio system can optimize power consumption by redistributing power intensive tasks to power sources with the highest amount of power. Further, the ambient sound outside the ear-cup can be measured and played by the speakers in the earbud allowing the user to hear the surrounding environment.

Disclosed is a foldable wireless charger, including a cable, a base, a support rod and a charger body connected in sequence, the support rod is rotationally connected to the base and the charger body, respectively, a cable outlet is arranged on the base, a cable runway is arranged inside the support rod, a cable inlet is arranged on the charger body, one end of the cable is located in the base, and the other end of the cable is extended into the charger body through the cable outlet, the cable runway and the cable inlet in sequence. The foldable wireless charger can hide the cable configured to supply power to the wireless charging transmission module in the charger body, which effectively reduces the risk of damage to the cable, helps in prolonging the service life of the foldable wireless charger, and improves the user experience.

Disclosed here are various embodiments to evaluate a device and present a price quote to the user by detecting a presence of a device in proximity to a wireless charger. The system can utilize a wireless charger to obtain information about the device while charging the device. The information can include the make of the device. The system can guide the user to navigate the device to provide additional information such as model, memory capacity, unique identifier, and carrier associated with the device. Based on the unique identifier, the system can determine whether device has been stolen. If the device has not been stolen, the system can determine a price based on information obtained from the device and can facilitate presenting the price to the user. If the user accepts the price, the system can facilitate purchase of the device.

A sensor system for monitoring patients is provided. The sensor system includes a wireless charging dock, one or more patient sensors, and a processing module. The patient sensor is configured to collect patient physiological data and send the data to the processing module. The processing module wirelessly transmits the patient physiological data to a patient monitor system. The wireless charging dock is wirelessly and removably coupled to the processing module to wirelessly provide power for the processing module. The wireless charging dock is magnetically coupled to the processing module.

A headphone apparatus and methods of operation for bone conduction headphones with push-to-talk operation is disclosed. The headphone apparatus is capable of wireless communication and can be communicatively coupled to one or more machines. The push-to-talk feature of the headphone apparatus enables transmissions / messages from the headphone apparatus to the one or more communicatively coupled machines. The push-to-talk feature of the headphone apparatus can also enable push-to-talk operation of the one or more communicatively coupled machines. The headphone apparatus is configured to be received by a charging case. The charging case is configured to enable wireless charging and / or wired charging of the headphone. The charging case is configured to be received by a charging cradle.

The utility model provides a multi-form wireless charging device. The multi-form wireless charging device includes a first wireless charging module, a second wireless charging module, and a third wireless charging module. Side edges of the first wireless charging module and the second wireless charging module are beveled edges, and are connected through a rotating device, to enable the first wireless charging module and the second wireless charging module to present a plurality of postures by rotating. The third wireless charging module is rotationally connected to the first wireless charging module through a hinge. The utility model has the following beneficial effects.

A charging system can include a housing. The housing can include a controller. The housing also can include a power source configured to power the controller. The charging system also can include a wireless charger configured to transfer energy to the power source. The wireless charger can include a first indicator. The first indicator can be configured to provide a first non-flashing visual output at a first brightness level and indicative of a first charging status of the power source. The first indicator also can be configured to provide a second non-flashing visual output at a second brightness level indicative of a second charging status of the power source. Other embodiments are disclosed.

The invention discloses a wireless charging method for an unmanned aerial vehicle group, and the main points of the technical scheme are that the method comprises the following steps: S1, integrating a wireless charging receiving module, a communication module and an electric quantity monitoring module on each unmanned aerial vehicle; s2, when the electric quantity of a certain unmanned aerial vehicle is lower than a preset threshold value, the unmanned aerial vehicle sends a charging request to a nearby unmanned aerial vehicle and / or a charging base station through a communication module; s3, the charging scheduling system selects an optimal charging source (unmanned aerial vehicle or charging base station) and a charging path through an intelligent scheduling algorithm according to the real-time position, the electric quantity and the flight task state of the unmanned aerial vehicle group; s4, the unmanned aerial vehicle receives electric energy from the selected charging source through the wireless electric energy transmission technology, and charging is completed; according to the wireless charging method, efficient charging of the unmanned aerial vehicle group is supported, the optimal charging position is intelligently selected through the automatic moving charging base station, the wireless charging module adapts to different flight attitudes, the collision risk is reduced through the dynamic navigation function, and stable operation in various environments is ensured.

The invention discloses an unmanned aerial vehicle autonomous homeward voyage charging system based on wireless charging, and relates to the field of flight control and energy management, and the system comprises the steps: monitoring the flight path, remaining power and environmental parameters of an unmanned aerial vehicle, predicting the remaining power required for completing a task, and triggering a homeward voyage condition signal and the current position information of the unmanned aerial vehicle; generating an optimal homeward flight path of the nearest wireless charging platform based on the homeward flight triggering condition signal and the current position information of the unmanned aerial vehicle; obtaining an optimal charging point based on the generated return path, and sending a deployment instruction to the mobile charging platform; the mobile charging platform advances according to the deployment instruction path, the unmanned aerial vehicle returns according to the optimal return path, the course is corrected through inertial navigation and a visual algorithm, and the landing point of the unmanned aerial vehicle is obtained. Fine adjustment and positioning of the flight attitude are formed by using the visual identification and attitude control module, and a closed-loop flight control mechanism based on image processing and attitude adjustment amount calculation is realized.

The invention discloses an intelligent wireless charging power distribution method and system, and aims to improve the efficiency and safety of simultaneous charging of multiple devices, and the system design comprises a plurality of key modules: a device detection and recognition module automatically recognizes the charging devices and collects the power demands of the charging devices; the power demand analysis module calculates the power demand of each device according to the device electric quantity and the charging mode, and the power distribution control module dynamically adjusts the power output according to the priority, the distance and other factors; the real-time monitoring and feedback module ensures the stability and safety of the charging process, and the data recording and learning optimization module optimizes the charging strategy by analyzing historical data. Through cooperative work of the modules, the system can adjust the charging power in real time, optimize the charging efficiency, improve the user experience, and ensure the safety of the charging process. The system shows good adaptability in a multi-device environment, and important reference and application prospects are provided for development of a wireless charging technology.

The invention relates to the technical field of electronic equipment battery management, and discloses a battery charging management method and an electric quantity accurate display method based on electronic equipment. The dynamic adjusting module generates a multi-dimensional strategy through a staged charging control unit (including a fast, balanced and trickle charging sub-unit), a parameter transition processing layer and a global charging state pooling layer; the environment adaptation module adjusts the charging power and the temperature threshold according to the environment data, and has the functions of environment feature extraction, self-adaptive compensation and anti-interference switching; and the strategy fusion module outputs a control instruction in a weighted manner, and is additionally provided with an exception handling and wireless charging optimization mechanism. When the electric quantity is displayed, the collected data is dynamically calibrated to compensate polarization errors, and the capacity is fused with a matching historical curve to generate a high-precision electric quantity percentage which is dynamically rendered and displayed. According to the scheme, the charging safety, efficiency and electric quantity display precision are improved.

The invention discloses a wireless charging intelligent regulation and control method and system, and relates to the technical field of wireless charging regulation and control, and the method specifically comprises the following steps: obtaining the charging demand information of each robot in real time, and generating a task priority coefficient and an electric quantity demand index of each robot; and constructing a wireless charging power distribution evaluation model for the generated task priority coefficient and the electric quantity demand index of each robot, generating a priority distribution coefficient of each robot, and evaluating the wireless charging demand level of each robot. Dividing each robot into a high-demand robot, a normal-demand robot and a low-demand robot according to an evaluation result; and according to the division result of each robot, corresponding power distribution strategies are adopted for the robots with different wireless charging demand levels. According to the method, the problems of wireless charging demand difference identification and dynamic allocation of the robot in the intelligent warehousing system are solved, and an efficient and accurate charging resource optimization configuration effect is achieved.

A blender using different charging modes with wireless charging is disclosed. Exemplary implementations may include a base assembly, a container assembly, an electrical motor, a blending component, a control interface, blending control circuitry, charging control circuitry, and / or other components. The base component may include a rechargeable battery and a wireless charging interface. The charging control circuitry may be configured to make different types of detections related to the availability and / or usage of electrical power and related to the usage and alignment of the wireless charging interface with an external charging structure. The charging control circuitry may conduct electrical power to the rechargeable battery using at least two different charging modes, thus providing different amounts of electrical power to the rechargeable battery in different charging modes.

The invention discloses a positioning method and system combining mobile relay and backscatter communication, and the method comprises the steps: enabling a mobile relay bidirectional wireless charging source in a mobile high-power radio frequency network to be located on the same straight line with two passive sensor nodes in the high-power radio frequency network, solving a receiving signal of the mobile relay bidirectional wireless charging source; according to the positions of the two passive sensors and the mobile relay two-way wireless charging source, the coordinates of the high-power radio frequency charging source are solved through dimensionality reduction and serve as a positioning point, and the coordinates of a to-be-positioned target are solved based on the positioning point; interference elimination is carried out on a received signal of a mobile relay bidirectional wireless charging source in backscatter communication under the high-power radio frequency network; and a high-power radio frequency charging source is used as a sensing positioning node. According to the invention, the communication quality of backscattering under a high-power radio frequency network can be improved, the positioning of the power supply can be quickly realized, and the sensor coverage range of the mobile relay two-way wireless charging power supply is expanded.

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may perform event-based energy harvesting reporting to a network entity providing a signal for wireless charging or powering of the UE. The UE may signal its energy harvesting-related capabilities. and the network entity may signal to the UE a configuration for energy harvesting and event-based energy harvesting reporting. The configuration may include an indication of an energy harvesting charging range of the network entity. In some examples, the UE may indicate a maximum battery capacity of the UE, so that the network entity may determine to stop charging when the battery capacity is reached. The UE may be configured to report energy harvesting procedures according to triggering events, such as battery level of the UE or a switch in bandwidth or frequency of a charging signal.

A multipurpose lounge chair device is provided. The device is comprised of a foldable and reclining frame that supports a seating body fabricated from cooling bungee weave. The device comprises a shade canopy made from UV-reflective fabric, which is pivotally mounted to the frame via adjustable hinges or articulated brackets to maximize solar exposure and shade coverage. At least one flexible monocrystalline solar panel is embedded in the canopy and configured to charge an onboard lithium-based battery. The battery powers at least one fan and at least one Bluetooth speaker, both of which may be controlled by a wired or wireless remote. A swing-out charging station table is attached to the frame by a pivot mechanism and includes multiple charging ports, such as USB or wireless charging pads, along with a non-slip surface for item placement.

The invention relates to the technical field of wireless charging, and provides a foreign matter detection method and system for a wireless charging system and a storage medium. The method comprises the following steps: firstly, calibrating at multiple temperature points and establishing a temperature-parameter comparison table under the condition of no foreign matters; in a no-load standby state, the inversion module sends out detection drive and collects voltage, current and temperature; calculating a real-time quality factor and resonant frequency according to sampling, obtaining a compensation reference according to a temperature look-up table, and solving the variation of the quality factor and the resonant frequency; and performing fusion judgment by adopting dual-condition locking or weighted scoring, and triggering fault protection when a foreign matter is confirmed. Due to the fact that equivalent inductance and resistance changes are caused by metal foreign matters, quality factors are remarkably reduced along with resonant frequency deviation, temperature excursion and foreign matter effects are distinguished through temperature compensation, and dual-condition locking or weighted scoring fusion judgment is combined, the interference immunity and accuracy of detection are improved, false alarms and missing alarms are remarkably reduced, and the detection accuracy is improved. The method is suitable for high-power wireless charging scenes.

Wireless chargers that can properly align and securely hold an electronic device, provide power to more than one electronic device, and fold into a compact shape. One example can provide a wireless charger having an alignment feature to align an electronic device to the wireless charger. The wireless charger can further include an attachment feature to attach the electronic device to the wireless charger such that the electronic device is securely held in place relative to the wireless charger. The wireless charger can include a first leaf having first charging components for charging a first electronic device and a second leaf having second charging components for charging a second electronic device. The first leaf and the second leaf can fold together into a compact shape.

A roadway section enables dynamic wireless power transfer to a vehicle. The roadway section comprises pavement material and a wireless power charger. The pavement material defines a pavement section volume having a top surface on which the vehicle traverses. The wireless power charger includes a conductive element located at least partially within the pavement section volume and configured to emit a magnetic field toward the top surface of the pavement section volume to wirelessly transfer electric power to the vehicle. The conductive element includes an upper surface that is located at least five centimeters (5 cm) below the top surface of the pavement section volume.

Disclosed is a wireless charger, which includes: a main housing, a rotary seat, a rotary support seat, and a first electric mechanism. A top surface of the rotary seat is a flat surface and serves as a top wireless charging surface, and a lower portion of the rotary seat is hemispherical and is mounted in a hemispherical groove of the main housing. The rotary support seat is mounted in the rotary seat, a support portion of the rotary support seat is fixedly connected with the main housing via a connecting piece passing through an arc-shaped hole, and a rotary portion of the rotary support seat is rotatably connected with the support portion and is fixedly connected with the rotary seat. The first electric mechanism is mounted in the main housing, and drives the rotary seat to rotate and adjust an inclination angle of the top surface of the rotary seat.

The invention provides a wireless charging power-off protection method for detecting metal foreign matters based on signal change, which comprises the following steps: monitoring magnetic field change through a Hall effect sensor, detecting temperature abnormity in combination with a temperature sensor, carrying out real-time data processing by utilizing an embedded MCU, and automatically entering a calibration mode before charging each time; the method comprises the following steps: acquiring stable magnetic field distribution as a reference value, tracking magnetic field change by using a self-adaptive filter, continuously monitoring magnetic field intensity change in a charging process, comparing the magnetic field intensity change with the reference value, judging whether the magnetic field intensity change exceeds a normal range or not by setting a threshold value, immediately cutting off a power supply and giving an alarm to a user if foreign matters are detected, and after the user confirms that the foreign matters are removed, stopping charging. According to the method, the foreign matters can be accurately detected in different environments through dynamic threshold adjustment and feature optimization, so that the safety of wireless charging and the user experience are improved.

The invention discloses an intelligent management and control method and system applied to a vehicle-mounted wireless charger, and the method comprises the steps: obtaining a reflected magnetic field signal, carrying out the detection and positioning of a to-be-charged device, and generating the positioning information of the to-be-charged device; judging whether a safe link can be established or not, performing charging protocol matching and data acquisition, and constructing a multi-modal fusion feature of the to-be-charged device; vehicle-mounted end dynamic monitoring information is obtained, real-time driving scene analysis is carried out based on the vehicle-mounted end dynamic monitoring information, and driving scene analysis information is obtained; extracting real-time battery state features and historical charging behavior features of the to-be-charged equipment based on the multi-modal fusion features, and performing battery health analysis on the target to-be-charged equipment to obtain battery health analysis information; the charging strategy knowledge graph is constructed, the optimal charging strategy of the target to-be-charged equipment in the current driving scene is formulated, a regulation and control instruction is generated in combination with the positioning information of the to-be-charged equipment to perform wireless charging intelligent management and control, the charging efficiency is improved, and the battery health is guaranteed.

The invention relates to an anti-offset wireless charging coupler for an underwater vehicle, which solves the problem that the multi-dimensional offset charging efficiency is reduced due to ocean current by adopting the collaborative design of a grouped serial-wound transmitting end and a geometric adaptive receiving end. The transmitting end is formed by connecting an outer ring winding and an inner ring winding in series, the outer ring provides wide-area magnetic field coverage, the inner ring strengthens the local magnetic field intensity, and the ferrite array is combined to suppress magnetic leakage to cope with horizontal and rotary offset; the receiving end adopts a curved surface type structure and fits the geometric contour of an aircraft shell, interference of a rotation offset delta phi on a magnetic field is limited through optimal design of a coverage angle theta, and magnetic flux is concentrated by a ferrite array on the back side to improve the coupling efficiency. The system does not need complex mechanical adjustment, realizes energy transmission through magnetic field coupling, keeps stable efficiency in seawater, fresh water and air environments, has the advantages of compact structure, high offset resistance, wide medium adaptability and high expandability, and remarkably improves the reliability and cruising ability of wireless charging of the underwater vehicle.

The invention relates to the technical field of intelligent power grid and electric vehicle cooperative control, and discloses a plug-and-play and flexible power regulation and control integrated vehicle network interaction cooperative control system, which comprises a protocol adaptive conversion module, a multi-modal data alignment module, a flexible power regulation and control module, a vehicle pile identity authentication module and a power grid state sensing module, and realizing inter-generation vehicle millisecond-level identification and data unified modeling through the protocol middleware. According to the method, the problems of protocol compatibility and data alignment in a plug-and-play scene are solved, and deep coordination between the charging process and the power grid state is realized through flexible power regulation and control and a multi-stage safety mechanism. The system guarantees the non-inductive charging experience of a user, reduces the impact on a power grid to the maximum extent, prolongs the service life of a battery, and improves the energy utilization efficiency.

The invention relates to a multi-phase magnetic coupling structure, a series compensation circuit and a wireless charging system, and relates to the technical field of wireless power transmission, the multi-phase magnetic coupling structure comprises a primary side magnetic energy emission structure and a secondary side magnetic energy receiving structure, the primary side magnetic energy emission structure comprises a first magnetic core and an emission coil; the secondary side magnetic energy receiving structure comprises a second magnetic core and a receiving coil; the transmitting coil and the receiving coil are both multi-phase bipolar coils; therefore, the magnetic coupling structure provided by the invention is higher in magnetic field intensity, higher in power density and obviously improved in transmission efficiency, the transmission efficiency of the structure can reach more than 94% after the front end voltage is increased to 50V, and the highest efficiency is close to 96%.

Provided herein are magnetic single-to-dual device mounts, having: a center rod, having a hollow interior portion, and an opening at the rear end configured to receive an external ball joint into the hollow interior portion; a first ring mount and a second ring mount, each having a ring platform configured to receive an electronic device, a center securing ring, and a ring arm connecting the ring platform to the center securing ring; the center securing ring comprising a central securing ring hole; wherein the ring platform is magnetic and configured to wirelessly charge the electronic device; wherein the first ring mount and the second ring mount are each configured to be rotatable around the center rod when a force is applied to the first ring mount and the second ring mount.

Methods, systems, and devices for a portable charger device are described. The portable charging device may include a housing. The housing may include a charger body that includes an opening within at least one surface of the charger body. The housing may also include a lid component configured to move relative to the charger body between an open configuration and a closed configuration, the lid component configured to receive a wearable ring device associated with one of a plurality of ring sizes while in the open configuration, where the lid component is configured to at least partially cover the opening of the charger body while in the closed configuration to secure the wearable ring device within a cavity of the charger body. The housing may include an inductive charging component coupled with a battery and configured to wirelessly charge the wearable ring device.

A wireless power transfer (WPT) device includes a polyphase coil network comprising a plurality of phases for transfer of high-frequency AC power, each one of the plurality of phases comprising a phase coil, wherein the polyphase coil network is configured to operate in a polyphase configuration to enable transfer of polyphase high-frequency AC power with a mating WPT device operating in a polyphase mode; and operate in a single phase interoperability configuration to enable transfer of single phase high-frequency AC power with a mating WPT device operating in a single phase mode.

1. Name of the Design Product: Three-in-One Foldable Wireless Charger (W02245). 2. Use of the Design Product: A magnetic wireless charger for mobile phones and earphones with telescopic folding function. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph that Best Illustrates the Design Key Points: Perspective View 2.

A system for inductive charging is provided. The system comprises a magnetic structure having one or more pieces that include substantially flat first and second surfaces. Each piece includes at least two magnetic poles of opposite polarity located at each of the first and second surfaces such that each piece includes at least two pairs of opposing magnetic poles oriented to cause magnetization in two opposing directions. The magnetic structure creates a magnetic field with flux densities having substantially similar magnitudes relative to the first and second surfaces as a function of distance from the first and second surfaces, respectively, along an axis that runs perpendicular to the first and second surfaces. The magnetic field does not impair normal operation of a magnetically sensitive component. The magnetic structure is configured to create a magnetic attachment between devices and to align the charging and receiving coils in the devices.