Abstract: A communication method for wireless charging includes: transmitting a data packet to a wireless power transmitting device by in-band communication, if emergency data needs to be transmitted during a wireless charging process; and transmitting the data packet to the wireless power transmitting device by out-of-band communication, if non-emergency data needs to be transmitted during the wireless charging process; wherein a requirement for a transmission delay of the emergency data is higher than a requirement for a transmission delay of the non-emergency data.

Abstract: The present disclosure provides a terminal device and a protective shell, and belongs to the technical field of communication. The terminal device includes a body, a first coil, a second coil and a shielding member. The body includes a rear shell. The first coil is located in the body. The second coil is located in the body and close to one side of the rear shell, and the second coil at least partially overlaps the first coil. The shielding member covers the sides, far away from the rear shell, of the first coil and the second coil, and is located outside an overlapping portion of the first coil and the second coil, and the first coil is unshielded from the second coil.

Abstract: The present disclosure relates to a wireless charging receiving end, a terminal device and a method for wireless charging. The wireless charging receiving end includes an energy receiver, a receiving end processor and a wireless charging management chip. The receiving end processor is connected with the energy receiver and the wireless charging management chip, converts an alternating current into a direct current and modulates and demodulates wireless signals. The wireless charging management chip is connected with a battery, and controls charging of the battery.

Abstract: A wireless charging method and terminal are disclosed. A voltage threshold supported by power management chip and output voltages supported by a charger and corresponding output current upper limit values are acquired. A voltage conversion coefficient is determined with the voltages and the threshold. A charging request to the charger is sent, which includes requested voltage which is maximum output voltage among the output voltages not higher than a product of the voltage threshold and reciprocal of the voltage conversion coefficient and a requested current being not higher than the output current upper limit value corresponding to the requested voltage. A charging signal is generated under excitation of a signal from the charger. With the voltage conversion coefficient and a current conversion coefficient being the reciprocal of the voltage conversion coefficient, voltage and current conversion is performed on the charging signal to obtain an input signal of the chip.

Abstract: A control method for a wireless charging apparatus includes: receiving a power adjustment value transmitted by a terminal; and adjusting at least one of an output voltage or an output frequency of a wireless Alternating Current (AC) power signal according to the power adjustment value to adjust an output power of the wireless AC power signal.

Abstract: The present disclosure relates to a charging processing method, a terminal device and a storage medium. The charging processing method, applied to a terminal device, includes determining whether the terminal device is in a upstream facing port (UFP) mode; when the terminal device is in the UFP mode, determining whether a cable is connected to the terminal device; when the cable is connected to the terminal device, determining whether the cable is a standard cable or a non-standard cable, wherein the terminal device is connected to a charging device via the cable; and when the cable is the non-standard cable, controlling, via the cable, the charging device to provide a standard voltage of non-quickly-charging input voltage to charge the terminal device.

Abstract: A method and a device for controlling wireless charging are provided. The method includes: acquiring charging quality of a wireless charging receiver at a current position relative to a wireless charging transmitter; acquiring charging qualities of the wireless charging receiver respectively at the first and second preset positions; determining relative position information of the wireless charging receiver relative to the wireless charging transmitter, based on the charging qualities at the current position, and at the first and second preset positions; acquiring position correction information of the wireless charging receiver corresponding to the relative position information; and upon correction of a position of the wireless charging receiver based on the position correction information, charging the wireless charging receiver at the corrected position.

Abstract: A method, a transmitter, a receiver, and a power management apparatus are provided for wireless charging. The method may include: acquiring, in response to an establishment of a connection from the wireless charging transmitter to a charger, voltage and current capability information of the charger; determining, in response to fast wireless charge identification information received from a wireless charging receiver, acknowledgment information corresponding to the fast wireless charge identification information according to the voltage and current capability information of the charger; sending the acknowledgment information to the wireless charging receiver; and requesting, in response to a charging request including desired voltage information and desired current information received from the wireless charging receiver, the charger for a voltage and a current corresponding to the desired voltage information and the desired current information, respectively.

Abstract: A method for controlling a screen of a terminal, includes: determining a real-time state of the screen as a first state; generating a first electromagnetic signal corresponding to the first state, and sending the first electromagnetic signal to a metal structure on a surface of the terminal through a first human body communication component, such that the first electromagnetic signal is transmitted via a skin of a user; receiving, by the first human body communication component via the metal structure, a second electromagnetic signal sent by a wearable device associated with the terminal, the second electromagnetic signal being generated by the wearable device according to the first electromagnetic signal; and if the second electromagnetic signal includes state switching information regarding the screen, switching the real-time state of the screen from the first state to a second state.

Abstract: A wireless charging method and terminal are disclosed. A voltage threshold supported by power management chip and output voltages supported by a charger and corresponding output current upper limit values are acquired. A voltage conversion coefficient is determined with the voltages and the threshold. A charging request to the charger is sent, which includes requested voltage which is maximum output voltage among the output voltages not higher than a product of the voltage threshold and reciprocal of the voltage conversion coefficient and a requested current being not higher than the output current upper limit value corresponding to the requested voltage. A charging signal is generated under excitation of a signal from the charger. With the voltage conversion coefficient and a current conversion coefficient being the reciprocal of the voltage conversion coefficient, voltage and current conversion is performed on the charging signal to obtain an input signal of the chip.

Abstract: A touch panel circuit is disclosed. The touch panel circuit includes a signal transmission path and a ground path. An end of the signal transmission path is provided with a first tip structure protruding outward and having a needlepoint-shape end portion. The ground path is provided with a second tip structure having a needlepoint-shape end portion which is opposite to the needlepoint-shape end portion of the first tip structure. The needlepoint-shape end portion of the first tip structure of the signal transmission path is configured to aggregate electrostatic charges on the signal transmission path, and discharge the aggregated electrostatic charges to the second tip structure of the ground path opposite to the first tip structure.

Abstract: Methods and devices are provided for verifying a fingerprint in the field of computer technology. The method includes: N pressing operations successively performed by a finger of a user within an area for acquiring the fingerprint are acquired; a sequence of fingerprints to be verified is generated according to fingerprints and pressing intensities of the N pressing operations; the sequence of fingerprints to be verified is compared with a reference sequence of fingerprints; and when the sequence of fingerprints to be verified is the same as the reference sequence of fingerprints, it is determined that the fingerprint of the user is successfully verified.

Abstract: Methods and devices are provided for verifying a fingerprint in the field of computer technology. The method includes: N pressing operations successively performed by a finger of a user within an area for acquiring the fingerprint are acquired; a sequence of fingerprints to be verified is generated according to fingerprints and pressing intensities of the N pressing operations; the sequence of fingerprints to be verified is compared with a reference sequence of fingerprints; and when the sequence of fingerprints to be verified is the same as the reference sequence of fingerprints, it is determined that the fingerprint of the user is successfully verified.

Abstract: A touch panel circuit is disclosed. The touch panel circuit includes a signal transmission path and a ground path. An end of the signal transmission path is provided with a first tip structure protruding outward and having a needlepoint-shape end portion. The ground path is provided with a second tip structure having a needlepoint-shape end portion which is opposite to the needlepoint-shape end portion of the first tip structure. The needlepoint-shape end portion of the first tip structure of the signal transmission path is configured to aggregate electrostatic charges on the signal transmission path, and discharge the aggregated electrostatic charges to the second tip structure of the ground path opposite to the first tip structure.

Abstract: A method for controlling a screen of a terminal, includes: determining a real-time state of the screen as a first state; generating a first electromagnetic signal corresponding to the first state, and sending the first electromagnetic signal to a metal structure on a surface of the terminal through a first human body communication component, such that the first electromagnetic signal is transmitted via a skin of a user; receiving, by the first human body communication component via the metal structure, a second electromagnetic signal sent by a wearable device associated with the terminal, the second electromagnetic signal being generated by the wearable device according to the first electromagnetic signal; and if the second electromagnetic signal includes state switching information regarding the screen, switching the real-time state of the screen from the first state to a second state.