Abstract: A communication method and an apparatus are provided. The method includes: A network device determines, in a first time domain unit, whether data of N to-be-scheduled terminals in a second time domain unit in M cells of the network device is delay-sensitive data; and if the network device determines that data of K to-be-scheduled terminals of the N to-be-scheduled terminals is delay-sensitive data, the K to-be-scheduled terminals are separately located in P cells of the M cells, and a power required for sending the delay-sensitive data in each of the P cells is less than or equal to a preset power threshold corresponding to the cell, the network device sends the data of the K to-be-scheduled terminals in a second time domain unit of the P cells.

Abstract: This application discloses a carrier processing method. obtaining a signal quality measurement report; determining, based on the signal quality measurement report, a first carrier set and first spectral efficiency corresponding to all first carriers in the first carrier set; determining, based on first relationships and the first spectral efficiency corresponding to all the first carriers, first energy consumption growth coefficients corresponding to all the first carriers, where the first relationships indicate correspondences between energy consumption of a radio unit RU and loads of carriers, the carriers are carriers corresponding to the RU, and the first energy consumption growth coefficient reflects an energy consumption growth rate corresponding to a physical resource growth; and selecting a target carrier based on the first energy consumption growth coefficients corresponding to all the first carriers, and indicating a target terminal device to camp on a cell corresponding to the target carrier.

Abstract: A power consumption control method, baseband unit (BBU), radio unit (RU), system, and a storage medium are provided. The method includes: A BBU detects load of a to-be-detected cell. If the load of the to-be-detected cell is less than a first threshold, the BBU determines a first allowable power of a carrier corresponding to the to-be-detected cell. The BBU sends the first allowable power to an RU, to indicate to the RU to adjust, based on the first allowable power, a bias voltage of a power amplifier (PA) corresponding to the carrier corresponding to the to-be-detected cell. The first allowable power is less than a maximum allowable power of the carrier corresponding to the to-be-detected cell.

Abstract: The present disclosure relates to symbol processing methods and apparatuses. One example method, applied to a baseband unit, includes determining, based on a current traffic volume of a cell, a target subframe in which energy saving is required, where the target subframe is a service-idle subframe, and modifying a format of the target subframe, where after modifying the format of the target subframe, each symbol in the target subframe has a same symbol periodicity.

Abstract: This application provides an example load threshold determining method and apparatus. The method includes obtaining a plurality of preselected load thresholds of a cell. The method also includes obtaining an evaluation value corresponding to each preselected load threshold in a first periodicity, where each evaluation value is used to evaluate key performance indicator (KPI) information and energy saving information of the cell. The method further includes determining a target load threshold of the cell in a second periodicity based on all evaluation values, where the target load threshold is a load threshold in the plurality of preselected load thresholds, and where the second periodicity is a next periodicity of the first periodicity.

Abstract: Embodiments of this application provide a service transmission method and an apparatus. The method includes: determining a traffic volume in a first time unit; determining, based on the traffic volume and a first mapping relationship, to enable a first quantity of radio frequency channels in the first time unit, where the first mapping relationship includes a mapping relationship between the traffic volume and a quantity of radio frequency channels; and transmitting a service through the first quantity of radio frequency channels in the first time unit, where the service includes at least one of a data channel and a reference signal.

Abstract: A power control method and apparatus, and a device. The method includes: determining, by a network device, whether there is to-be-received uplink data in a first scheduling period on a first receive channel; and in response to determining that there is no to-be-received uplink data in the first scheduling period on the first receive channel, controlling, by the network device, a state of the first receive channel in the first scheduling period to be an off state. This reduces power consumption of the network device.

Abstract: A power outage processing method: receiving, by a controller in a base station, notification information sent by a first power source, where the notification information is used to indicate that a power outage has occurred on the first power source; the base station includes M radio units, and the M radio units are supplied with power by N power sources, where each power source is connected to at least one radio unit; and the first power source is one of the N power sources, and the N power sources are all supplied with power by using a power grid, determining, by the controller based on connection relationships between the N power sources and the M radio units, a radio unit connected to the first power source; and instructing, by the controller, all or some of radio units connected to the first power source to reduce power consumption.

Abstract: A communication method and an apparatus are provided. The method includes: A network device determines, in a first time domain unit, whether data of N to-be-scheduled terminals in a second time domain unit in M cells of the network device is delay-sensitive data; and if the network device determines that data of K to-be-scheduled terminals of the N to-be-scheduled terminals is delay-sensitive data, the K to-be-scheduled terminals are separately located in P cells of the M cells, and a power required for sending the delay-sensitive data in each of the P cells is less than or equal to a preset power threshold corresponding to the cell, the network device sends the data of the K to-be-scheduled terminals in a second time domain unit of the P cells.

Abstract: This application provides an example load threshold determining method and apparatus. The method includes obtaining a plurality of preselected load thresholds of a cell. The method also includes obtaining an evaluation value corresponding to each preselected load threshold in a first periodicity, where each evaluation value is used to evaluate key performance indicator (KPI) information and energy saving information of the cell. The method further includes determining a target load threshold of the cell in a second periodicity based on all evaluation values, where the target load threshold is a load threshold in the plurality of preselected load thresholds, and where the second periodicity is a next periodicity of the first periodicity.

Abstract: A power consumption control method, baseband unit (BBU), radio unit (RU), system, and a storage medium are provided. The method includes: A BBU detects load of a to-be-detected cell. If the load of the to-be-detected cell is less than a first threshold, the BBU determines a first allowable power of a carrier corresponding to the to-be-detected cell. The BBU sends the first allowable power to an RU, to indicate to the RU to adjust, based on the first allowable power, a bias voltage of a power amplifier (PA) corresponding to the carrier corresponding to the to-be-detected cell. The first allowable power is less than a maximum allowable power of the carrier corresponding to the to-be-detected cell.

Abstract: The present disclosure relates to symbol processing methods. One example method, applied to a radio unit, includes detecting numeric values of first N sampling points on each symbol of a target subframe, where symbol periodicities of symbols of the target subframe are the same, and N is a positive integer greater than 0, in response to detecting that numeric values of first N sampling points on a first symbol are all 0, determining that no service data is sent on the first symbol, and shutting down a power amplifier within a symbol periodicity of the first symbol.

Abstract: A power outage processing method: receiving, by a controller in a base station, notification information sent by a first power source, where the notification information is used to indicate that a power outage has occurred on the first power source; the base station includes M radio units, and the M radio units are supplied with power by N power sources, where each power source is connected to at least one radio unit; and the first power source is one of the N power sources, and the N power sources are all supplied with power by using a power grid, determining, by the controller based on connection relationships between the N power sources and the M radio units, a radio unit connected to the first power source; and instructing, by the controller, all or some of radio units connected to the first power source to reduce power consumption.