Datang Mobile Communications Equipment Co., Ltd.

Beijing Xiaomi Mobile Software Co., Ltd.

China Academy of Telecommunications Technology

Xueyuan Gao

Qiubin Gao

Hui Li

Ren Da

Bin Ren

Xin Su

Deshan Miao

Fang-Chen Cheng

Gang Li

Haiyang Quan

Runhua Chen

Baojuan Guo

A method for transmission configuration for multiple transmission reception points (TRPs) is performed by a network device, wherein the multiple TRPs include a first TRP and a second TRP, and the method includes: determining configuration information for a sounding reference signal (SRS) resource indicator (SRI) indication field in downlink control information (DCI) according to SRS resource set configuration information of the first TRP and the second TRP; wherein the SRS resource set configuration information indicates a number of SRS resources included in a first SRS resource set corresponding to the first TRP and a number of SRS resources included in a second SRS resource set corresponding to the second TRP, and indicates whether the first SRS resource set and the second SRS resource set are used for a codebook function or a non-codebook function.

Transmission configuration method and apparatus for multiple transmission and reception points (TRPs)

Disclosed in embodiments of the present application are a method and device for scheduling transmission, which are used to solve the problem in which there are currently no solutions for transmission scheduling that supports various communication scenario changes. In the embodiments of the present application, a network side device sends a transmission instruction to a terminal device; and the terminal device determines a transmission scheduling mode according to the transmission instruction and performs transmission scheduling. Moreover, after determining that an adjustment condition is satisfied, the network side device determines a new transmission scheduling mode and notifies the terminal device, so that the terminal device performs transmission scheduling by means of the new transmission scheduling mode.

Method and device for scheduling transmission

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 includes 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.

Multiple transmit-receive points (TRPs) or antenna panels based CQI measurement reporting method, apparatus, network side device and terminal

A measurement reporting and receiving method, a device and an equipment are provided. The method includes: measuring, by a terminal, positioning reference signals sent by a plurality of network side sending devices, and determining, according to a measurement result of the positioning reference signals sent by each network side sending device, angle of departure indication information of the each network side sending device; and sending, by the terminal, the angle of departure indication information of the plurality of network side sending devices to a network side positioning device.

Measurement reporting and receiving method, device and equipment

A transmission mode indication method and device, a base station, a terminal and a storage medium are provided. The method includes: transmitting signaling to a UE, and the UE determines a transmission mode between the UE and a base station according to the signaling, the signaling carrying indication information of a transmission configuration indicator (TCI) state, indication information of a redundancy version (RV), indication information of a demodulation reference signal (DMRS) port, and indication information indicating whether the number of retransmission is carried; or, besides the described indication information, the signaling also carrying indication information of a transmission mode. In the embodiments of the present application, indication information is carried in signaling and is used for indicating a specific transmission mode, and dynamic switching between different transmission modes can be achieved, and the system performance, the reliability and the resource utilization rate are better improved.

Transmission mode indication method and device, base station, terminal

Disclosed in the present application are a resource allocation method and device. The resource allocation method provided in the present application includes: allocating a transmission configuration indication (TCI) state resource and determining TCI state resource allocation information; and notifying a terminal of the TCI state resource allocation information.

Resource allocation method and device, and resource determination method and device

Disclosed are a resource determination method and device. On a network side, a resource determination method provided in the embodiments of the present application includes: determining a correlation between a transmission configuration indication (TCI) state and a time domain resource; and determining, according to the correlation, the time domain resource corresponding to the TCI state.

Resource determination method and device

Disclosed in the present application is a method and device for determining a positioning measurement. The method for determining the positioning measurements provided by the present application includes: measuring, by receiver units in a receiver unit array, measurements used for positioning; and determining, on the basis of the measurements used for positioning measured by the receiver units in the receiver unit array, an optimal measurement used for positioning.

Method and device for determining positioning measurement

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.

Method for determining antenna port and communication device

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.

Method for receiving information, method for sending information, terminal and network device

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 (); determining a TOA measured value according to a received PRS signal (); determining a virtual integer ambiguity according to the TOA measured value and the virtual phase measured value (); and finally, determining the location of the receiving device according to the virtual integer ambiguity (). 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.

Positioning method and device

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.

Disclosed in the present application are a locating method for an uplink time difference of arrival, and an apparatus thereof. The method comprises: a locating server transmits a UTDOA information request message to a serving base station of a target terminal; the locating server receives a UTDOA information response message sent by the serving base station, wherein the UTDOA information response message carries configuration information of a locating reference signal and beam information of a reference signal related the a target terminal; the locating server transmits a measurement information request message to a location measurement unit, wherein the measurement information request message carries auxiliary locating information, the auxiliary locating information comprises the beam information of the reference signal related to the target terminal, or comprises relative information between a transmitting beam of the locating reference signal determined according to the beam information of the reference signal related to the target terminal and a received beam used by the location measurement unit, so that the location measurement unit and the locating server can assist in locating by using the beam information.

Locating method for uplink time difference of arrival, and apparatus thereof

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. The method includes a terminal sending to a location management function (LMF) entity an auxiliary positioning data request message includes first identification information of a beam reference signal detected by the terminal itself, receiving from the LMF entity auxiliary positioning data of beam direction information of a beam reference signal including second identification information, and the second identification information is identification information of a beam reference signal sent by a neighboring base station and determined, according to the first identification information, by the LMF entity as being detectable by the terminal, and determining an RSTD of each beam reference signal having the first identification information or the second identification information, and determining position information of the terminal according to the determined RSTD and a beam direction of each beam reference signal.

Positioning method, device, system, terminal, LMF entity, and medium

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.

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Beijing, China

Xueyuan Gao