An energy saving method, a terminal device, and a network device, capable of implementing energy saving of a terminal device in an RRC disconnected state, the method comprising: a terminal device receives first information, the first information comprising paging energy saving configuration information corresponding respectively to each terminal device group amongst a plurality of terminal device groups, each terminal device group comprising at least one terminal device, and the paging energy saving configuration information corresponding to each terminal device group being used for determining whether the at least one terminal device in the terminal device group receives a paging message; and the terminal device performs paging message reception on the basis of the paging energy-saving configuration information corresponding to the terminal device group to which the terminal device belongs.

Reduction of recorded noise is achieved at the time of imaging in an environment of generation of noticeable noise while securing user convenience. A communication controller includes a wireless communication unit that performs first wireless communication using a first wireless communication method, and second wireless communication using a second wireless communication method, and a control unit that detects a volume of a voice, and changes a wireless output of the first wireless communication on the basis of the detected volume.

Reduction of recorded noise is achieved at the time of imaging in an environment of generation of noticeable noise while securing user convenience. A communication controller includes a wireless communication unit that performs first wireless communication using a first wireless communication method, and second wireless communication using a second wireless communication method, and a control unit that detects a volume of a voice, and changes a wireless output of the first wireless communication on the basis of the detected volume.

The present disclosure relates to a communication method and system for converging a 5.sup.th-Generation (5G) communication system for supporting higher data rates beyond a 4.sup.th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The method for transmitting system information by a base station in a wireless communication system, the method comprising identifying whether an active downlink (DL) bandwidth part (BWP) of a user equipment (UE) is configured with common search space, and transmitting, to the UE, an updated system information in a dedicated signaling when the active DL BWP of the UE is not configured with the common search space.

The present disclosure relates to a communication method and system for converging a 5.sup.th-Generation (5G) communication system for supporting higher data rates beyond a 4.sup.th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The method for transmitting system information by a base station in a wireless communication system, the method comprising identifying whether an active downlink (DL) bandwidth part (BWP) of a user equipment (UE) is configured with common search space, and transmitting, to the UE, an updated system information in a dedicated signaling when the active DL BWP of the UE is not configured with the common search space.

Embodiments of the present disclosure disclose a paging method, a terminal device and a network device, the method includes: determining, by a terminal device, at least one paging bandwidth for carrying a paging message of the terminal device, where each paging bandwidth in the at least one paging bandwidth is not greater than a bandwidth of a minimum bandwidth capacity of the terminal device; and receiving, by the terminal device, the paging message on the at least one paging bandwidth. The method, terminal device and network device of the embodiments of the present disclosure can avoid the problem that the terminal device being paged cannot perform reception due to that the paging bandwidth exceeds the capacity of the terminal device.

Embodiments of the present disclosure disclose a paging method, a terminal device and a network device, the method includes: determining, by a terminal device, at least one paging bandwidth for carrying a paging message of the terminal device, where each paging bandwidth in the at least one paging bandwidth is not greater than a bandwidth of a minimum bandwidth capacity of the terminal device; and receiving, by the terminal device, the paging message on the at least one paging bandwidth. The method, terminal device and network device of the embodiments of the present disclosure can avoid the problem that the terminal device being paged cannot perform reception due to that the paging bandwidth exceeds the capacity of the terminal device.

Certain aspects of the present disclosure provide techniques for paging early indication (PEI) configuration and monitoring procedures. In particular, the present disclosure provides techniques for configuring a user equipment (UE) for PEI monitoring. A method that may be performed by a network entity generally includes transmitting, to the UE, a configuration for paging early indication (PEI) occasions for the UE to monitor and transmitting, in at least one of the PEI occasions, a physical downlink control channel (PDCCH) with a PEI that indicates, for multiple paging occasions (POs), whether paging messages are scheduled for the UE in the multiple POs.

Certain aspects of the present disclosure provide techniques for paging early indication (PEI) configuration and monitoring procedures. In particular, the present disclosure provides techniques for configuring a user equipment (UE) for PEI monitoring. A method that may be performed by a network entity generally includes transmitting, to the UE, a configuration for paging early indication (PEI) occasions for the UE to monitor and transmitting, in at least one of the PEI occasions, a physical downlink control channel (PDCCH) with a PEI that indicates, for multiple paging occasions (POs), whether paging messages are scheduled for the UE in the multiple POs.

The present invention discloses various embodiments of a method and a device by which a terminal senses a wake up signal (WUS) in a wireless communication system. Disclosed are a method and a device by which a terminal senses a WUS signal in a wireless communication system, the method including: a step for receiving, from a base station, WUS setting information related to a first WUS resource and a second WUS resource; a step for specifying the first WUS resource on the basis of the WUS setting information; and a step for sensing a WUS signal from the specified first WUS resource, wherein, when the WUS signal is a group WUS signal, the first WUS resource is specified to be continuous with the second WUS resource in a time domain.