Abstract: This application relates to terminal devices, and discloses a method. In the method, a battery protection voltage parameter is determined based on battery usage data, where the battery protection voltage parameter is used to change an original voltage parameter corresponding to a battery level; a second mapping relationship between an actual battery level and a target battery level is determined based on the battery protection voltage parameter; and the target battery level is determined based on the second mapping relationship and the actual battery level of the battery. Alternatively, a correspondence between an actual battery voltage and a target battery level is determined based on the battery protection voltage parameter; and the target battery level is determined based on the correspondence and the actual battery voltage of the battery.

Abstract: This application discloses a charging method and an apparatus. An example apparatus (e.g., an electronic device) includes at least one processor, a wireless coil, and a battery. The at least one processor is configured to determine that a charging port is connected to a charging port. The at least one processor is further configured to, when a temperature of the battery is lower than a first temperature value, control the charging power supply to supply power to the wireless coil to cause the wireless coil to generate heat that increases the temperature of the battery. The at least one processor is further configured to, when the temperature of the battery is higher than a second temperature value, control the charging power supply to charge the battery, wherein the second temperature value is greater than or equal to the first temperature value.

Abstract: In an embodiment, a method includes controlling an electronic device to be in a state in which both a load and a battery of the electronic device are powered by a charging device when a battery level of the battery is less than or equal to a first preset battery level and controlling the electronic device to be in a state in which neither the load nor the battery is powered by the charging device and the battery supplies power to the load when the battery level of the battery is greater than or equal to a second preset battery level, wherein the second preset battery level is greater than the first preset battery level and less than or equal to a maximum battery level of the battery.

Abstract: A frequency hopping communication method for short-distance wireless communication between a primary device and a secondary device comprises switching by the primary device from the second frequency hopping sequence to the first frequency hopping sequence at a time point of frequency hopping switching, wherein M reserved channels are between a first frequency hopping sequence and a second frequency hopping sequence; and performing frequency hopping communication with the secondary device based on the first frequency hopping sequence.

Abstract: This application provides a low-power-consumption control method and a short-range wireless communication chip, and belongs to the field of short-range wireless communication technologies. The method includes: obtaining actual received signal strength indications corresponding to a plurality of historical receive slots; predicting, based on the actual received signal strength indications corresponding to the plurality of historical receive slots, received signal strength corresponding to a current receive slot; and adjusting a gain coefficient of a receive channel in a radio frequency front-end module in the current receive slot based on a predicted received signal strength indication. The radio frequency front-end module is coupled to the short-range wireless communication chip.

Abstract: A coupling system of copper slag recycling and CO2 mineralization process based on industrial solid waste includes the following steps: obtaining copper slags, performing a slag forming treatment, obtaining reforming slags, obtaining sponge iron, coupling the reforming slag with a CO2 mineralization process based on industrial solid waste, and coupling the CO2 generated in the process of obtaining sponge iron with the CO2 mineralization process based on industrial solid waste. The system includes a slag forming treatment device, a secondary treatment device, a first coupling device, and a second coupling device. The coupling system couples the recycling of copper slag with the existing CO2 mineralization process based on industrial solid waste. Various production lines can be organically integrated in a green and clean manner for both reforming slag and flue gas.

Abstract: In an embodiment, a method includes controlling an electronic device to be in a state in which both a load and a battery of the electronic device are powered by a charging device when a battery level of the battery is less than or equal to a first preset battery level and controlling the electronic device to be in a state in which neither the load nor the battery is powered by the charging device and the battery supplies power to the load when the battery level of the battery is greater than or equal to a second preset battery level, wherein the second preset battery level is greater than the first preset battery level and less than or equal to a maximum battery level of the battery.

Abstract: A video production method and apparatus, a storage medium, and a computer device are disclosed. The method includes: receiving a follow-shot instruction in a case that reference video content is played on a video play interface, the follow-shot instruction including a reference video identifier; displaying a first video display region and a second video display region on a terminal screen; playing the reference video content in the first video display region, and recording displayed real-time video content in the second video display region; and generating a target video based on the recorded real-time video content and the reference video content. The first video display region and the second video display region are displayed on the terminal screen, the reference video content is played in the first video display region, and the displayed real-time video content is recorded in the second video display region.

Abstract: An electronic device, where after the electronic device is coupled to a charging device, the electronic device is configured to obtain a current time, charge the battery in a first mode in response to the current time is in a first time period, in response to the current time is in a second time period and after the battery level is less than a preset threshold, charging the battery in the first mode; in response to the current time is in a second time period and after the battery level is greater than or equal to the preset threshold, charging the battery in a second mode, wherein the second time period is after the first time period is subtracted from a whole day time period, and the preset threshold is less than a battery level when the battery is fully charged.

Abstract: A video interaction method, performed by a terminal, includes: playing an interactive video in a video playing interface, the interactive video comprising a target story node; displaying, based on the interactive video being played to the target story node, an interactive control on a target video picture of the interactive video; receiving a trigger operation on the interactive control; and displaying, based on the trigger operation, interactive content corresponding to the interactive control.

Abstract: A video interaction method, performed by a terminal, includes: playing an interactive video in a video playing interface, the interactive video comprising a target story node; displaying, based on the interactive video being played to the target story node, an interactive control on a target video picture of the interactive video; receiving a trigger operation on the interactive control; and displaying, based on the trigger operation, interactive content corresponding to the interactive control.

Abstract: A video production method and apparatus, a storage medium, and a computer device are disclosed. The method includes: receiving a follow-shot instruction in a case that reference video content is played on a video play interface, the follow-shot instruction including a reference video identifier; displaying a first video display region and a second video display region on a terminal screen; playing the reference video content in the first video display region, and recording displayed real-time video content in the second video display region; and generating a target video based on the recorded real-time video content and the reference video content. The first video display region and the second video display region are displayed on the terminal screen, the reference video content is played in the first video display region, and the displayed real-time video content is recorded in the second video display region.

Abstract: A compound of general formula I: is disclosed. The compound be used to prevent or treat hepatitis B virus infection.

Abstract: A compound of general formula I: is disclosed. The compound be used to prevent or treat hepatitis B virus infection.