A method for reducing power consumption of a terminal device, comprising: releasing , by processing circuitry of an apparatus, wireless network connection of the terminal device from a network in response to an instruction for reducing the power consumption of the terminal device, the terminal device receiving wireless communication service from the network; adjusting , by the processing circuitry, a subset of communication parameters from first settings to second settings to reduce power consumption of a baseband processing device in the terminal device, the communication parameters being associated with the baseband processing device; and reestablishing the wireless network connection of the terminal device to the network; and when the wireless network connection is being reestablished, sending, by interface circuitry of the apparatus, the adjusted communication parameters to an access device in the network, characterised in that the adjusting the subset of the communication parameters comprises: detecting, by the processing circuitry, a present battery level of the terminal device; and adjusting, by the processing circuitry, the subset of the communication parameters according to the present battery level; and further comprising: adjusting a number of the subset of the communication parameters according to the present battery level, the number of the subset of the communication parameters being inversely correlated to the present battery level. releasing , by processing circuitry of an apparatus, wireless network connection of the terminal device from a network in response to an instruction for reducing the power consumption of the terminal device, the terminal device receiving wireless communication service from the network; adjusting , by the processing circuitry, a subset of communication parameters from first settings to second settings to reduce power consumption of a baseband processing device in the terminal device, the communication parameters being associated with the baseband processing device; and reestablishing the wireless network connection of the terminal device to the network; and when the wireless network connection is being reestablished, sending, by interface circuitry of the apparatus, the adjusted communication parameters to an access device in the network, characterised in that the adjusting the subset of the communication parameters comprises: detecting, by the processing circuitry, a present battery level of the terminal device; and adjusting, by the processing circuitry, the subset of the communication parameters according to the present battery level; and further comprising: adjusting a number of the subset of the communication parameters according to the present battery level, the number of the subset of the communication parameters being inversely correlated to the present battery level. detecting, by the processing circuitry, a present battery level of the terminal device; and adjusting, by the processing circuitry, the subset of the communication parameters according to the present battery level; and further comprising: adjusting a number of the subset of the communication parameters according to the present battery level, the number of the subset of the communication parameters being inversely correlated to the present battery level. <EOS>