Abstract: A method for reporting a power headroom report (PHR) is performed by a user equipment (UE), and includes: receiving configuration information transmitted by a base station, wherein the configuration information instructs the UE to support PHR reporting of at least one transmission and reception point (TRP) on one carrier; receiving a power control parameter of at least one TRP corresponding to at least one carrier transmitted by the base station; receiving a trigger condition for PHR reporting of at least one TRP transmitted by the base station; and triggering PHR reporting of at least two TRPs corresponding to each carrier based on the power control parameter and the trigger condition for reporting.

Abstract: A method for reporting a power headroom report (PHR) is performed by a terminal. The method includes: transmitting cooperatively physical uplink shared channels (PUSCHs) towards multiple transmission reception points (TRPs); measuring a power headroom (PH) on one or more cooperative TRPs; and reporting the PHR on the one or more cooperative TRPs according to the PH on the one or more cooperative TRPs.

Abstract: The present disclosure relates to an uplink coordinated TRP determination method and apparatus, and a non-transitory storage medium. The uplink coordinated TRP determination method is performed by a network device. The method includes: on the basis of one or more SRS resource sets, configuring and determining the transmission direction of one or more TRPs, wherein the transmission direction of the one or more TRPs is used for determining coordinated TRPs, and the coordinated TRPs are TRPs which are used by a terminal to coordinately transmit a PUSCH in a plurality of TRP transmission directions.

Abstract: An open-loop power control (OLPC) method for an uplink physical uplink shared channel (PUSCH) is performed by a network device. The method includes: sending first indication information, wherein the first indication information indicates an open-loop power boosting value used when the PUSCH is sent based on multi-transmission reception point (multi-TRP) cooperation, and the open-loop power boosting value used when the PUSCH is sent corresponds to different cooperative TRPs to which the PUSCH is sent; and in response to an absence of a sounding reference signal (SRS) resource indication (SRI) indication field in the first indication information, configuring and determining an OLPC parameter of one or more transmission reception points (TRPs) used by a terminal when the terminal sends the PUSCH to multiple TRPs in a cooperation manner, the OLPC parameter comprising a corresponding open-loop power boosting value.

Abstract: A capability information reporting method includes: reporting, by a terminal, antenna switching capability information to a network device. The antenna switching capability information indicates a supporting capability of the terminal for switching between antennas or antenna ports.

Abstract: Disclosed in the embodiments of the present application are a method for adjusting a sounding reference signal (SRS) resource, and an apparatus therefor, which can be applied to systems such as a long term evolution (LTE) system, a 5th generation (5G) mobile communication system, a 5G new radio (NR) system, or other future new mobile communication systems. The method comprises: a terminal device determines an SRS resource configuration adjustment condition according to target information; and the terminal device sends to a network-side device SRS resource configuration update information expected by the terminal device. The network-side device receives the SRS resource configuration update information expected by the terminal device that is sent by the terminal device; and, according to the SRS resource configuration update information expected by the terminal device, the network-side device adjusts the SRS resource configuration corresponding to the terminal device.

Abstract: The present disclosure provides a method for determining an antenna port and a communication device. The method includes: transmitting control information, the control information including a first information field, the first information field being used to indicate antenna port information of a plurality of antenna port sets; and determining an antenna port set corresponding to each TCI state in a plurality of TCI states, and determining antenna ports in the plurality of antenna port sets in accordance with the first information field. There is a correspondence between the TCI states and the antenna port sets.

Abstract: A method for receiving information, a method for sending information, a terminal and a network device are provided. The method for receiving information includes: receiving indication information, where the indication information is used for indicating at least one transmission configuration indicator TCI state of a demodulation reference signal DMRS port on one or more resources allocated to the terminal; determining a correspondence between the at least one TCI state on the one or more resources and a code division multiplexing CDM group to which the DMRS port belongs; and receiving information according to the correspondence between the TCI state on the one or more resources and the CDM group to which the DMRS port belongs.

Abstract: A positioning method and device used for solving the problems of the existing method for determining an integer ambiguity being relatively difficult and relatively time-consuming. During positioning, the method includes a receiving device determining a virtual phase measured value according to at least two received C-PRS signals (600); determining a TOA measured value according to a received PRS signal (601); determining a virtual integer ambiguity according to the TOA measured value and the virtual phase measured value (602); and finally, determining the location of the receiving device according to the virtual integer ambiguity (603). An integer ambiguity search space is reduced, and the integer ambiguity is determined faster, thus improving the efficiency of determining the location of the receiving device.

Abstract: A method and a device for positioning are provided. The method for positioning includes: measuring, by a first vehicle, a positioning reference signal PRS and a carrier phase reference signal C-PRS sent by a plurality of positioning reference devices, to obtain a plurality of PRS measurement results and a plurality of C-PRS measurement results, the plurality of positioning reference devices including a network side device and other vehicles; performing, by the first vehicle, a positioning operation according to the plurality of PRS measurement results and the plurality of C-PRS measurement results.

Abstract: Disclosed in the present application are a locating method for an uplink time difference of arrival, and an apparatus thereof.

Abstract: A positioning method, a device, a system, a terminal, an LMF entity, and a medium, used to solve the problem of low positioning accuracy of UE-based OTDOA in the prior art.

Abstract: Disclosed are a method and device for transmitting a positioning reference signal. The method includes a base station determining a time-frequency resource for sending a PRS according to configuration information of the PRS, mapping a PRS sequence to the time-frequency resource for sending the PRS, and sending the mapped PRS on the time-frequency resource for sending the PRS, wherein the configuration information of the PRS comprises PRS frequency domain resource information; the PRS frequency domain resource information comprises PRS resource element (RE) frequency shift information, and the PRS RE frequency shift information is correlated with a PRS OFDM symbol index value calculated from a PRS occasion.

Abstract: Embodiments of the present application provide a method and an apparatus for CSI feedback, an electronic device, and a storage medium. The method for CSI feedback includes: determining a CSI measurement resource corresponding to each data layer group during CSI measurement; determining first correspondence relations between each data layer group and DMRS ports during CSI measurement; determining mapping modes between each data layer group and CSI-RS ports during CSI measurement; determining transmission mode used in CSI measurement and CSI reporting mode corresponding to the transmission mode; and performing CSI feedback according to the CSI measurement resource, the first correspondence relations, the mapping modes, the transmission mode used in the CSI measurement and the CSI reporting mode corresponding to the transmission mode. Therefore, the embodiments of the present application improve flexibility and accuracy of CSI feedback and reduce complexity of CSI feedback.

Abstract: Disclosed are a method and device for transmitting a positioning reference signal. In the method, a base station maps, according to configuration information of a PRS, a PRS sequence to a time-frequency resource for sending a PRS; and the base station sends the configuration information of the PRS to a terminal, and sends the mapped PRS on the time-frequency resource for sending a PRS.

Abstract: Embodiments of the present application provide a control information transmission method and device. In the embodiments of the present application, a base station carries the same DCI on N PDCCH candidates used for DCI collaborative transmission, at least one PDCCH candidate among the N PDCCH candidates corresponding to at least two TCI states, and N being an integer greater than or equal to 1; and the base station sends the DCI by means of a PDCCH among the N PDCCH candidates used for DCI collaborative transmission. The reliability of DCI transmission is improved.

Abstract: Provided in embodiments of the present invention are a method and device for transmitting control information. In an embodiment of the present invention, the method comprises: a base station determining to repeatedly transmit DCI; and the base station repeatedly causing the DCI to be carried on at least two PDCCHs used for repeated DCI transmission, and transmitting same. When a terminal is unable to successfully detect some of PDCCHs for repeated DCI transmission due to a blockage or interference, the terminal can still perform detection on the remaining PDCCHs to obtain DCI, thereby enhancing the reliability of DCI transmission.

Abstract: The embodiments of the present application provide a CQI measurement reporting method, an apparatus, a network side device, and a terminal. The CQI measurement reporting method comprises: a network side device determining, for multiple coordinated transmission TRPs or antenna panels, a CSI measurement resource used for CQI measurement; generating network side configuration information, the network side configuration information being used for indicating the network side device to configure a terminal to perform, according to the CSI measurement resource, CQI measurement corresponding to a TDM transmission mode, obtain a corresponding CQI measurement result, and then report the CQI measurement result to the network side device; and sending the CSI measurement resource and the network side configuration information to the terminal.

Abstract: Disclosed are a signal transmission method and apparatus for transmitting a PRS signal in a 5G NR system, enabling a PRS to be applied to terminal positioning in a 5G NR system. Provided are a signal transmission method, comprising: determining positioning reference signal (PRS) configuration information preset for a cell; and sending a PRS signal to a terminal according to the PRS configuration information.

Abstract: The present disclosure provides a method for determining an antenna port and a communication device. The method includes: transmitting control information, the control information including a first information field, the first information field being used to indicate antenna port information of a plurality of antenna port sets; and determining an antenna port set corresponding to each TCI state in a plurality of TCI states, and determining antenna ports in the plurality of antenna port sets in accordance with the first information field. There is a correspondence between the TCI states and the antenna port sets.