According to a sixth aspect, a communications apparatus is provided and includes each module or unit configured to perform the method in the third aspect or any possible implementation of the third aspect.
In an implementation, the communications apparatus is a network-side device. Specifically, the communications apparatus may be a second network device to which a first target cell belongs.
According to a seventh aspect, a communications apparatus is provided, and includes a transceiver, a processor, and a memory. The processor is configured to control the transceiver to receive and send a signal, the memory is configured to store a computer program, and the processor is configured to invoke the computer program from the memory for running, so that the communications apparatus performs the method according to the first aspect or the possible implementations of the first aspect.
In an implementation, the communications apparatus is a terminal device.
According to an eighth aspect, a communications apparatus is provided, and includes a transceiver, a processor, and a memory. The processor is configured to control the transceiver to receive and send a signal, the memory is configured to store a computer program, and the processor is configured to invoke the computer program from the memory for running, so that the terminal device performs the method according to the second aspect or the possible implementations of the second aspect.
In an implementation, the communications apparatus is a network-side device. Specifically, the communications apparatus may be a first network device to which a serving cell belongs.