Abstract: A task processing method includes setting, by a terminal, a quality of service (QoS) class of a task, where the QoS class is related to user perception, and configuring a priority of a thread executing the task as the QoS class of the task, where the priority of the thread indicates an execution sequence of the thread in the system.

Abstract: The present application discloses a subband switching method, including: determining, by a network device, a target subband to which user equipment is to switch; sending, by the network device, identification information of the target subband to the user equipment; determining configuration information of the target subband according to the identification information of the target subband; and switching, by the user equipment, to the target subband according to the configuration information of the target subband. In the subband switching method provided in embodiments of the present application, switching between subbands can be implemented, so that when the UE has a subband switching requirement, the user equipment can be instructed to switch to a target subband. Therefore, service quality of the UE is improved.

Abstract: An uplink data transmission method and device are provided. The method includes: receiving, by a network device, a control symbol sent by a terminal device by using a control time-frequency resource, wherein the control symbol carries control information, wherein the control information indicates a data encoding scheme at the terminal device, wherein the control time-frequency resource belongs to a transmission resource that includes a data time-frequency resource, and wherein the control time-frequency resource and the data time-frequency resource are different; demodulating and decoding, at the network device, the control symbol to obtain the control information; and decoding, at the network device and according to the control information, a data symbol to obtain uplink data, wherein the data symbol is received from the terminal device by way of the data time-frequency resource.

Abstract: A device configuration method and apparatus are provided, and relate to the field of communications technologies. The method is applied to a management device that manages n transmission devices, n?2, and the method includes: determining a transmission device accessed by user equipment UE; grouping m transmission devices including the transmission device accessed by the UE into a tracking set, where 1?m<n; and sending tracking configuration information to each transmission device in the tracking set, where the tracking configuration information is sent to the UE by the transmission device that is in the tracking set and that is currently accessed by the UE, to instruct the UE to send a tracking signal, and the tracking signal is used to determine a location of the UE.

Abstract: The present application discloses a subband switching method, including: determining, by a network device, a target subband to which user equipment is to switch; sending, by the network device, identification information of the target subband to the user equipment; determining configuration information of the target subband according to the identification information of the target subband; and switching, by the user equipment, to the target subband according to the configuration information of the target subband. In the subband switching method provided in embodiments of the present application, switching between subbands can be implemented, so that when the UE has a subband switching requirement, the user equipment can be instructed to switch to a target subband. Therefore, service quality of the UE is improved.

Abstract: A task processing method includes setting, by a terminal, a quality of service (QoS) class of a task, where the QoS class is related to user perception, and configuring a priority of a thread executing the task as the QoS class of the task, where the priority of the thread indicates an execution sequence of the thread in the system.

Abstract: A resource configuration method and apparatus, applied to a non-cellular system NCS that includes a plurality of transmission points TPs is described herein. The method may include determining a tracking resource in a time-frequency resource of each TP, where time-frequency resources of all the TPs are the same, and tracking resources determined for all the TPs are the same. The method may also include generating tracking resource configuration information based on a time-frequency resource occupied by the tracking resource. Furthermore, the method may include sending the tracking resource configuration information to each TP, so that each TP detects, on the tracking resource, a sounding reference signal SRS sent by a terminal, so as to improve NCS service performance.

Abstract: The disclosure includes an uplink data transmission method and device. The method includes: receiving, by a network device, a control symbol sent by a terminal device by using a control time-frequency resource, wherein the control symbol carries control information, wherein the control information indicates a data encoding scheme at the terminal device, wherein the control time-frequency resource belongs to a transmission resource that includes a data time-frequency resource, and wherein the control time-frequency resource and the data time-frequency resource are different; demodulating and decoding, at the network device, the control symbol to obtain the control information; and decoding, at the network device and according to the control information, a data symbol to obtain uplink data, wherein the data symbol is received from the terminal device by way of the data time-frequency resource.

Abstract: A sub-band scheduling method, including: sending, to a base station on a source sub-band, a first message that carries information about a data attribute requirement of to-be-transmitted data, where the information about the data attribute requirement includes at least one of the following: a transmission delay, a transmission delay type, a data bandwidth requirement, or a packet loss sensitivity; receiving, on the source sub-band, a second message that carries sub-band information of a target sub-band, where the target sub-band is a sub-band that is scheduled by the base station and that meets the data attribute requirement of the to-be-transmitted data, and the sub-band information includes at least one of the following: a sub-band number, a sub-band frequency channel number, a timing advance, an uplink resource allocated by the base station, a sub-band sending power level, or a bandwidth; and transmitting data on the target sub-band according to the sub-band information.

Abstract: The present invention discloses an uplink data transmission method and device. The method includes: receiving, by a network device, a control symbol sent by a terminal device by using a control time-frequency resource, where the control symbol carries control information, the control information is used to indicate a data encoding scheme used by the terminal device, the control time-frequency resource belongs to a transmission resource including a data time-frequency resource, and the control time-frequency resource and the data time-frequency resource are different; performing demodulation and decoding processing on the control symbol to obtain the control information; and performing, according to the control information, decoding processing on a data symbol sent by the terminal device by using the data time-frequency resource, to obtain uplink data.

Abstract: The disclosure provides a method and a communications device for transmitting information. The method includes: determining a quantity N of padding bits according to a quantity M of effective information bits included in a code block and a quantity L of effective input ports of a polar code encoder, where M and L are positive integers, and N is a difference between L and M; determining input bits that are to be input into the polar code encoder, where the input bits include the M effective information bits and the N padding bits; inputting, according to a mapping relationship between the L effective input ports and the input bits, the input bits into the polar code encoder through the L effective input ports to perform coding, so as to obtain coded bits; and transmitting the coded bits.

Abstract: The invention provides a method and a communications device for transmitting information. The method includes: determining a quantity N of padding bits according to a quantity M of effective information bits included in a code block and a quantity L of effective input ports of a polar code encoder, where M and L are positive integers, and N is a difference between L and M; determining input bits that are to be input into the polar code encoder, where the input bits include the M effective information bits and the N padding bits; inputting, according to a mapping relationship between the L effective input ports and the input bits, the input bits into the polar code encoder through the L effective input ports to perform coding, so as to obtain coded bits; and transmitting the coded bits. This bit-padding manner has ensured successful information transmission.

Abstract: Embodiments of the present disclosure disclose a terminal background application management method, including: detecting a running status of each of applications running in the background of a terminal; selecting a first target application from the applications, where a running status of the first target application is a preset running status; and allocating a first processing resource to the first target application, where the first processing resource is greater than a second processing resource that is pre-allocated to the applications in the background of the terminal.

Abstract: A D2D communication discovery method, an apparatus, and a system are disclosed. In an embodiment the D2D communication method includes acquiring, at an application layer, location information of a first user equipment and location information of a second user equipment, calculating a distance between the first user equipment and the second user equipment according to the location information of the first user equipment and the location information of the second user equipment and sending a D2D link establishment instruction to the first user equipment according to the distance between the first user equipment and the second user equipment so that the first user equipment and the second user equipment establish a D2D communication link.

Abstract: A device configuration method and apparatus are provided, and relate to the field of communications technologies. The method is applied to a management device that manages n transmission devices, n?2, and the method includes: determining a transmission device accessed by user equipment UE; grouping m transmission devices including the transmission device accessed by the UE into a tracking set, where 1?m<n; and sending tracking configuration information to each transmission device in the tracking set, where the tracking configuration information is sent to the UE by the transmission device that is in the tracking set and that is currently accessed by the UE, to instruct the UE to send a tracking signal, and the tracking signal is used to determine a location of the UE.

Abstract: Embodiments of the present invention provide a method, a device, and a communications system for performing data communication by using an unlicensed spectrum. In an embodiment, a base station determines to use an unlicensed spectrum to perform data communication, and sends mode request information to a terminal. The terminal receives the mode request message sent by the base station and determines, according to a preset configuration table, whether to use the unlicensed spectrum to perform data communication. When determining to use the unlicensed spectrum to perform data communication, the terminal sends a mode acknowledgement message to the base station. The base station receives the mode acknowledgement information sent by the terminal, and the terminal performs data communication in a first unlicensed frequency band with the base station.

Abstract: A resource configuration method and apparatus, applied to a non-cellular system NCS that includes a plurality of transmission points TPs is described herein. The method may include determining a tracking resource in a time-frequency resource of each TP, where time-frequency resources of all the TPs are the same, and tracking resources determined for all the TPs are the same. The method may also include generating tracking resource configuration information based on a time-frequency resource occupied by the tracking resource. Furthermore, the method may include sending the tracking resource configuration information to each TP, so that each TP detects, on the tracking resource, a sounding reference signal SRS sent by a terminal, so as to improve NCS service performance.

Abstract: The present disclosure relates to a data transmission method, a network device, and a terminal, and pertains to the field of communications technologies. In the present disclosure, a query request sent by a second terminal is received; address information of a first terminal is obtained from a pre-stored correspondence among a terminal identifier, an application identifier, and address information based on the terminal identifier of the first terminal and an application identifier of an application; and the address information of the first terminal is sent to the second terminal. The query request that is sent by the second terminal and that carries the terminal identifier of the first terminal and the application identifier is received, and the address information of the first terminal is determined and returned based on the pre-stored correspondence among a terminal identifier, an application identifier, and address information.

Abstract: The present application discloses a subband switching method, including: determining, by a network device, a target subband to which user equipment is to switch; sending, by the network device, identification information of the target subband to the user equipment; determining configuration information of the target subband according to the identification information of the target subband; and switching, by the user equipment, to the target subband according to the configuration information of the target subband. In the subband switching method provided in embodiments of the present application, switching between subbands can be implemented, so that when the UE has a subband switching requirement, the user equipment can be instructed to switch to a target subband. Therefore, service quality of the UE is improved.

Abstract: The present application discloses a method for creating a Media Access Control MAC entity, including: obtaining, by a wireless communications device, an identity of a subband used to transmit to-be-transmitted data and an identity of a to-be-created MAC entity, where the wireless communications device is a network device or user equipment; creating the MAC entity according to the identity of the to-be-created MAC entity, where the MAC entity is used to schedule the to-be-transmitted data onto the subband indicated by the identity of the subband; and setting a scheduling period of the to-be-created MAC entity to be consistent with a transmission time interval TTI of the subband.