A cellular communication method, the method being applicable to a cellular communication system, wherein the cellular communication system comprises a unified control area, the unified control area comprises areas covered by two or more cells of different standards, the method comprising: configuring, by a network-side device, a unified broadcast control channel for the unified control area; and sending, by the network-side device, a broadcast message over the unified broadcast control channel to a user equipment, UE located in the unified control area, whereby the UE camps on the unified broadcast control channel when in idle-state; wherein the broadcast message comprises configuration information of at least one standard in the unified control area, wherein the configuration information of the at least one standard is used for the UE measuring a signal of the at least one standard to obtain a measurement result; configuring, by the network-side device, a unified common control channel for the unified control area; and sending, by the network-side device, configuration information of the unified common control channel to the UE, wherein the configuration information of the unified common control channel is used for the UE receiving or sending a message over the unified common control channel; and selecting, by the network-side device, a target standard from the different standards based at least on the measurement result corresponding to the at least one standard; and sending, by the network-side device, the information of the target standard to the UE over the unified common control channel; wherein the information of the target standard is used by the UE to access a transmission channel of the target standard and perform a transmission of service data or control signaling over the transmission channel of the target standard. configuring, by a network-side device, a unified broadcast control channel for the unified control area; and sending, by the network-side device, a broadcast message over the unified broadcast control channel to a user equipment, UE located in the unified control area, whereby the UE camps on the unified broadcast control channel when in idle-state; wherein the broadcast message comprises configuration information of at least one standard in the unified control area, wherein the configuration information of the at least one standard is used for the UE measuring a signal of the at least one standard to obtain a measurement result; configuring, by the network-side device, a unified common control channel for the unified control area; and sending, by the network-side device, configuration information of the unified common control channel to the UE, wherein the configuration information of the unified common control channel is used for the UE receiving or sending a message over the unified common control channel; and selecting, by the network-side device, a target standard from the different standards based at least on the measurement result corresponding to the at least one standard; and sending, by the network-side device, the information of the target standard to the UE over the unified common control channel; wherein the information of the target standard is used by the UE to access a transmission channel of the target standard and perform a transmission of service data or control signaling over the transmission channel of the target standard.