Abstract: This application provides a method for configuring an antenna, an apparatus, and a device. In the method, an access network device receives first measurement data from a terminal device, and adjusts a parameter of the antenna from a first antenna parameter combination to a second antenna parameter combination based on the first measurement data. According to the foregoing method, the access network device may adjust the antenna parameter based on measurement data fed back by the terminal device in real time. This helps different antenna parameters adapt to different service features in real time, and helps improve receiving performance of a device in a network (for example, improve reference signal received power of the terminal device), thereby improving spectral efficiency and throughput of the network.

Abstract: Embodiments of this disclosure improve the reliability of blind decoding when beamforming is used by having a user equipment (UE) receive a single downlink control information (DCI) message with different transmission and/or reception parameters. In some embodiments, a UE receives more than one set of configuration parameters, where any two sets of configuration parameters out of the more than one set of configuration parameters have at least one different parameter. The UE may receive two sets of configuration parameters each having a different transmission modes, but the same search space type. Additional examples are also provided.

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 method for uplink transmission by a UE includes obtaining information regarding a plurality of power control sets each having a plurality of power control parameters, wherein a value of at least one parameter in a first power control set is different from a value of the at least one parameter in a second power control set; obtaining information associating at least one of the power control sets with at least one operational property of the UE; and when at least one of the operational properties is in effect on the UE, transmitting a PUSCH using the parameters of the power control set associated with the at least one operational property in effect.

Abstract: This application discloses a peak clipping method. The method includes: performing 1-out-of-N sampling on a first signal; then selecting, from a second signal obtained through the sampling, a noise point set of the second signal based on a second threshold; determining a candidate noise point set of the first signal based on the noise point set of the second signal; selecting a noise point set of the first signal from the candidate noise point set of the first signal based on a first threshold; determining a peak clipping coefficient based on the noise point set of the first signal; clipping the first signal based on the peak clipping coefficient; and finally outputting a clipped first signal. In this method, fewer sample points are used for peak clipping, reducing storage space. This application further discloses a signal processing apparatus and a network device that can implement the foregoing method.

Abstract: A method for power control for uplink transmission is provided. In an embodiment, a method in a user equipment (UE) for reference signal (RS) relationship specific uplink (UL) transmission power control includes transmitting, by the UE, a first UL signal according to a first power control set including at least one of a first target power, a second target power, a DL reference signal (RS) for pathloss estimation, a pathloss compensation factor, and a transmit power command (TPC). The first power control set is determined according to a first RS relationship between one first RS and a first UL signal.

Abstract: Provided is a method in a user equipment, the method comprising: as part of a HARQ process having a HARQ process ID, transmitting an initial grant-free transmission and K?1 repetitions, where K>=2. A pre-defined mapping of the HARQ process ID to at least one resource available for grant-free transmission is a function of K.

Abstract: Carrier aggregation and dual connectivity leverage multiple component carriers to increase the effective bandwidth available to a given UE. Embodiments of this disclosure extend the concept of carrier aggregation and dual connectivity by using a physical component carrier and one or more virtual component carriers from one physical component carrier group and/or one virtual component carrier group, which have the same carrier frequency and carrier bandwidth as the physical component carrier, to transmit data streams to a user equipment. Data streams communicated over the physical component carrier and the virtual component carrier(s) may be orthogonal in the time domain or code domain. Alternatively, data streams communicated over the physical component carrier and the virtual component carrier(s) may be non-orthogonal, in which case the UE may need to decode the respective data streams using non-orthogonal signal processing techniques.

Abstract: Embodiments of the present application pertain to control information for scheduling a transmission resource for downlink and uplink communications between one or more TRP and one or more UE. One Physical Downlink Control Channel (PDCCH) for DL control information transmission is assumed to carry at least one assignment or scheduling information block for at least one Physical Downlink Shared Channel (PDSCH) for DL data transmission or for at least one Physical Uplink Shared Channel (PUSCH) for UL data transmission. Embodiments of the present application provide methods of providing configuration information that can be used by a user equipment (UE) to determine transmission mode for the PDSCH and PUSCH as well as information to determine where to monitor for the PDSCH, PUSCH and PUCCH information.

Abstract: A method of data communication, comprising: obtaining resource unit information associated with a physical uplink channel; determining an identifier at least in part based on the resource unit information; and using the identifier for transmission of a physical uplink shared channel (PUSCH). Also, a method of data communication, comprising: obtaining resource unit information associated with a physical uplink channel; determining an identifier at least in part based on the resource unit information; and using the identifier for transmission of a physical downlink channel. Also, an apparatus comprising a processor and an RF communication unit, the processor configured to obtain resource unit information associated with a physical uplink channel; determine an identifier at least in part based on the resource unit information; and use the identifier for transmission of a physical uplink shared channel (PUSCH) or a physical downlink channel.

Abstract: This application provides example uplink transmit power determining methods and example terminal devices. One example method includes: determining a total transmit power of a first plurality of uplink signals located in a first time domain resource, wherein the first plurality of uplink signals include MsgA PRACH; and when the total transmit power of the first plurality of uplink signals exceeds a maximum transmit power of a terminal device, determining a transmit power of the MsgA PRACH based on a power priority of the MsgA PRACH, wherein the power priority of the MsgA PRACH is same as a power priority of Msg 1 PRACH in a primary cell.

Abstract: Carrier aggregation and dual connectivity leverage multiple component carriers to increase the effective bandwidth available to a given UE. Embodiments of this disclosure extend the concept of carrier aggregation and dual connectivity by using a physical component carrier and one or more virtual component carriers from one physical component carrier group and/or one virtual component carrier group, which have the same carrier frequency and carrier bandwidth as the physical component carrier, to transmit data streams to a user equipment. Data streams communicated over the physical component carrier and the virtual component carrier(s) may be orthogonal in the time domain or code domain. Alternatively, data streams communicated over the physical component carrier and the virtual component carrier(s) may be non-orthogonal, in which case the UE may need to decode the respective data streams using non-orthogonal signal processing techniques.

Abstract: This application provides example uplink transmit power determining methods and example terminal devices. One example method includes receiving, by a terminal device, a broadcast message that is sent by an access network device and that carries first power control information, where the first power control information is used to determine a modulation and coding scheme (MCS) compensation factor. The terminal device can then determine the MCS compensation factor based on the first power control information. The terminal device can then determine a first candidate uplink transmit power based on the MCS compensation factor. The terminal device can then determine a smaller value in the first candidate uplink transmit power and a second candidate uplink transmit power as a physical uplink shared channel (PUSCH) transmit power. The terminal device can then send PUSCH information in a random access message based on the PUSCH transmit power.

Abstract: A random access method and an apparatus are described that provide improved transmission efficiency of a response message based on the response message scheduled by a plurality of PDCCHs. A terminal device receives a first control channel resource set used to monitor a common physical downlink control channel PDCCH and a second control channel resource set used to monitor a specific PDCCH that are sent by a network device. The terminal device sends a first message to the network device, and the terminal device monitors a first search space corresponding to the first control channel resource set and a second search space corresponding to the second control channel resource set to receive at least one of the common PDCCH and the specific PDCCH, to schedule a PDSCH that carries a response message of the first message.

Abstract: Embodiments of this application disclose a method for reducing a peak-to-average power ratio PAPR, and a communication apparatus, and are applied to a transmitting system including a power amplifier. In the method, a reserved resource may be determined based on a first unscheduled resource in transmission bandwidth and/or a second unscheduled resource in guard bandwidth, and a fixed reserved resource in a conventional technology does not need to be used. Therefore, flexibility of determining the reserved resource can be improved, and flexibility of reducing a peak-to-average power ratio PAPR in a frequency domain resource reservation TR manner can further be improved.

Abstract: A resource determining method is provided. The method includes: determining a time domain position and a resource unit type of a first time domain resource unit based on first configuration information; determining a time domain position of a second time domain resource unit based on the time domain position of the first time domain resource unit, where the time domain position of the second time domain resource unit is at a time domain position which is different from the time domain position of the first time domain resource unit and is within a preset time period; and receiving second configuration information from a network-side device, and determining a resource unit type of the second time domain resource unit based on the second configuration information. Thus, subframe types of various subframes in D-TDD can be determined.

Abstract: Embodiments of the present application pertain to control information for scheduling a transmission resource for downlink and uplink communications between one or more TRP and one or more UE. One Physical Downlink Control Channel (PDCCH) for DL control information transmission is assumed to carry at least one assignment or scheduling information block for at least one Physical Downlink Shared Channel (PDSCH) for DL data transmission or for at least one Physical Uplink Shared Channel (PUSCH) for UL data transmission. Embodiments of the present application provide methods of providing configuration information that can be used by a user equipment (UE) to determine transmission mode for the PDSCH and PUSCH as well as information to determine where to monitor for the PDSCH, PUSCH and PUCCH information.

Abstract: Methods are disclosed that enable a user equipment (UE) to receive cell specific, UE specific and, in some embodiments, Physical Uplink Shared Channel (PUSCH) specific parameters from a network side component, such as a transmit/receive point, and use that information to set at least one PUSCH transmit power when transmitting to the network side.

Abstract: METHOD FOR DOWNLINK CONTROL CHANNEL DESIGN Embodiments of this disclosure improve the reliability of blind decoding when beamforming is used by having a user equipment (UE) receive a single downlink control information (DCI) message with different transmission and/or reception parameters. In some embodiments, a UE receives more than one set of configuration parameters, where any two sets of configuration parameters out of the more than one set of configuration parameters have at least one different parameter. The UE may receive two sets of configuration parameters each having a different transmission modes, but the same search space type. Additional examples are also provided.

Abstract: This disclosure provides a carrier signal processing method and apparatus. In the method, clipping factors are determined based on scheduling information corresponding to at least two respective carrier signals in a first time unit, the clipping factors correspond to the at least two respective carrier signals in the first time unit and are used for clipping processing a combination signal of the at least two carrier signals in the first time unit. The at least two carrier signals and the clipping factors are sent to a radio unit for processing. In this solution, clipping factors are matched in real time with scheduling information respectively corresponding to a plurality of carrier signals in the first time unit, to improve clipping performance.