Wireless charging method and device, foldable-screen electronic device and storage medium

A wireless charging device, applicable to a foldable-screen electronic device provided with a first receiving assembly disposed on a first side surface of the foldable-screen electronic device, and a second receiving assembly disposed on a second side surface of the foldable-screen electronic device, the wireless charging device comprising:

• a charging type acquisition portion configured to acquire the charging type supported by the wireless charging device after handshake communication between the foldable-screen electronic device and the wireless charging device;
• and
• a receiving assembly selection portion configured to select at least one of the first receiving assembly and the second receiving assembly to charge batteries of the foldable-screen electronic device based on the charging type when either one of the first and second side surfaces is proximal to the wireless charging device,
• wherein
• an external display screen with a first area is disposed on the second side surface, which is on a back of the foldable-screen electronic device,
• a built-in display screen with a second area is hidden when the foldable-screen is folded,
• the second area is larger than the first area, and
• the foldable-screen electronic device is configured for wireless charging without user selection of a specified side surface for the wireless charging.

A foldable-screen electronic device, comprising:

• a foldable-screen;
• a first receiving assembly disposed on a first side surface of the foldable-screen electronic device;
• a second receiving assembly disposed on a second side surface of the foldable-screen electronic device;
• a processor connected with the first receiving assembly and the second receiving assembly, respectively;
• memory storing instructions for execution by the processor;
• and
• batteries connected with the first receiving assembly and the second receiving assembly, respectively;
• wherein the processor is configured to execute:
• acquiring a charging type supported by a wireless charging device after handshake communication between the foldable-screen electronic device and the wireless charging device;
• and
• selecting at least one of the first receiving assembly and the second receiving assembly to charge batteries of the foldable-screen electronic device based on the charging type when either one of the first and second side surfaces is proximal to the wireless charging device,
• wherein
• an external display screen with a first area is disposed on the second side surface, which is on a back of the foldable-screen electronic device,
• a built-in display screen with a second area is hidden when the foldable-screen is folded,
• the second area is larger than the first area, and
• the foldable-screen electronic device is configured for wireless charging without user selection of a specified side surface for the wireless charging.

An electronic apparatus set comprising a foldable-screen electronic device and a wireless charging device, wherein:

• the foldable-screen electronic device comprises:
• a foldable-screen;
• a first receiving assembly disposed on a first side surface of the foldable-screen electronic device;
• a second receiving assembly disposed on a second side surface of the foldable-screen electronic device;
• a processor connected with the first receiving assembly and the second receiving assembly, respectively;
• memory storing instructions for execution by the processor;
• and
• batteries connected with the first receiving assembly and the second receiving assembly, respectively;
• wherein the processor is configured to execute:
• acquiring a charging type supported by a wireless charging device after handshake communication between the foldable-screen electronic device and the wireless charging device;
• and
• selecting at least one of the first receiving assembly and the second receiving assembly to charge batteries of the foldable-screen electronic device based on the charging type when either one of the first and second side surfaces is proximal to the wireless charging device,
• wherein
• an external display screen with a first area is disposed on the second side surface, which is on a back of the foldable-screen electronic device,
• a built-in display screen with a second area is hidden when the foldable-screen is folded,
• the second area is larger than the first area, and
• the foldable-screen electronic device is configured for wireless charging without user selection of a specified side surface for the wireless charging;
• a receiving coil in the first receiving assembly is arranged on the first side surface of the foldable-screen electronic device;
• a receiving coil in the second receiving assembly is arranged on the second side surface of the foldable-screen electronic device;
• the first side surface is a side surface opposite to the external display screen when the foldable-screen is folded, and the second side surface is a side surface provided with the external display screen when the foldable-screen is folded;
• or
• the first side surface is a side surface provided with an auxiliary display screen when the foldable-screen is folded, and the second side surface is a side surface provided with a main display screen when the foldable-screen is folded;
• an offset distance between a center position of the receiving coil in the first receiving assembly and a center position of the receiving coil in the second receiving assembly is less than a predetermined distance threshold;
• the foldable-screen electronic device further comprises a spatial attitude sensor configured to sense attitude data of the foldable-screen electronic device, and a distance sensor configured to sense distance data between the foldable-screen electronic device and the wireless charging device;
• at least one of the first and second receiving assemblies is selected to wirelessly charge the batteries of the foldable-screen electronic device upon one side surface of the foldable-screen electronic device being proximal to the wireless charging device, without user selecting a specified side surface for charging.