In S110, in response to a first device's requirement for obtaining cellular mobile communication, share request information is sent to a second device through an interactive channel that is established between the first device and the second device through a preset connection manner.
In S120, SIM card information that is returned by the second device based on the share request information is received.
In S130, a cellular mobile communication connection with a base station is established according to the SIM card information returned by the second device.
The first device in the examples of the present disclosure may be a device including a modem. The modem can be used for signal modulation and demodulation for cellular mobile communications. The device type of the first device may include: a mobile phone, a tablet phone, a phone watch, a vehicle-mounted device, or other communicable devices.
In some examples, the first device may also be a device installed with an application program and/or middleware for sharing a SIM (Subscriber Identity Module) card of another device.
The SIM card herein can also be called as a smart card. The SIM card described in the examples of the present may be a standard card, a micro SIM card, a Nano SIM card, or an embedded SIM card and the like.
The SIM card information herein can be information about the SIM card.
The SIM card information received by the first device in S120 may be: all SIM card information of the SIM card of the second device, or part of the SIM card information of the SIM card of the second device.