Abstract: Embodiments of the present disclosure provide a method for adjusting a transmission parameter, a terminal, an apparatus, and a storage medium. The method comprises: on the basis of a channel quality parameter and/or a positioning priority of a sidelink, adjusting a transmission parameter of a sidelink positioning reference signal.

Abstract: Embodiments of the present disclosure provide a resource allocation method, a device and an apparatus, used for sidelink positioning. The method includes according to a mapping relationship between resources carrying physical sidelink control channels (PSCCHs) and sidelink positioning reference signal (SL PRS) resources, a first terminal determining a PSCCH resource and/or SL PRS resource to use.

Abstract: Provided in the present disclosure are an information transmission method and apparatus, a reception device, a core network node, and a transmission device. The method is executed by a reception device, and comprises: measuring a positioning reference signal from a transmission device according to a first phase error group (PEG) corresponding to the reception device, so as to acquire first information; and sending the first information to a core network node, wherein the first information comprises a phase measurement and/or a difference between phase delays.

Abstract: The present disclosure provides an information processing method, device and apparatus. The information processing method includes: calculating a sidelink positioning reference signal (SL-PRS) channel busy rate according to first information. The first information at least includes measurement information of an SL-PRS.

Abstract: The present disclosure provides a positioning method, a terminal, a network-side device, an LMF, and a storage medium. The method comprises: obtaining, by a first terminal, configuration information of a positioning reference signal (PRS), wherein the PRS comprises a first PRS, and the configuration information comprises at least one of a first time-domain configuration and a first bandwidth configuration of the first PRS, wherein the first time-domain configuration comprises at least one of the following: for a periodic first PRS, a maximum of 14 symbols are occupied in one period; for a non-periodic first PRS, consecutive N slots are occupied, where N is an integer greater than or equal to 1; and wherein the first bandwidth configuration indicates that the number of physical resource block (PRB) resources occupied by the first PRS is less than 24. The first terminal performs positioning operation based on the configuration information.

Abstract: The present disclosure discloses an information processing method and device, a terminal and a network device. The information processing method includes: sending first information associated with sending and receiving timing delay or timing error to a terminal and/or a second network device; wherein, the sending and receiving timing delay or timing error refers to signal transmission delay or delay error between an antenna unit of the terminal and a baseband unit of the terminal, or signal transmission delay or delay error between an antenna unit of a base station and a baseband unit of the base station; the first network device is the base station, the second network device is a positioning server; or, the first network device is the positioning server, and the second network device is the base station; the first information is internal delay information or delay error information of the terminal or the base station.

Abstract: An information transmission method, an information transmission apparatus and a device are provided, wherein the information transmission method includes: sending first information to a second device; wherein the first information includes: at least one of expected angle information and uncertainty range information of the expected angle information; the expected angle information is: angle information related to a sidelink departure angle and/or a sidelink arrival angle between a first terminal and a second terminal; the first device includes: at least one of the first terminal, a third terminal, a base station, a Roadside Unit (RSU) and a positioning server; the second device includes: at least one of the second terminal and a positioning calculation unit.

Abstract: The present disclosure provides an information transmission method, device and apparatus, and belongs to the technical field of communications. The information transmission method includes: transmitting first control information to a first user equipment. The first control information is used to schedule a first sidelink positioning reference signal (SL-PRS). The first device is a network device or a second user equipment, and the first control information is information related to a transmission resource of the first SL-PRS.

Abstract: Provided in the present disclosure are a terminal positioning method, a first terminal, and an apparatus, and the method is applied to a first terminal. The method includes sending control signaling to a second terminal, and the control signaling is used for indicating transmission information of a positioning reference signal which is used in sidelink positioning, and the transmission information is used for positioning a first terminal or the second terminal.

Abstract: The present disclosure provides a communication method and apparatus, and the method includes: receiving, by a first device, a first resource sent by a second device; performing measurement on the first resource to obtain a measurement value; sending the measurement value and related information of a first reference point corresponding to the measurement value to the second device or a third device. That is, when sending the measurement value to the second device or the third device, the first device concurrently sends the related information of the first reference point to the second device or the third device. The present disclosure can improve the accuracy and robustness of positioning.

Abstract: The present disclosure discloses an information transmission method and apparatus, to achieve the effect of improving communication performance of a new radio system through terminal location-related information used for assisting in improving the communication performance of the new radio system. For an information requesting party of a new radio system, an information transmission method provided by the present disclosure includes: sending a request message, where the request message is used to acquire terminal location-related information used for assisting in improving communication performance of the new radio system; acquiring the terminal location-related information.

Abstract: The present disclosure provides a method and apparatus for acquiring a carrier phase measurement value, a first device, and a location management function (LMF) entity. The method is applied to a first device and comprises: receiving first information from an LMF entity, the first information being used for instructing the first device to report a carrier phase measurement value of a target subcarrier; acquiring the carrier phase measurement value of the target subcarrier; and sending the carrier phase measurement value to the LMF entity.

Abstract: Disclosed are a signal processing method and an apparatus The signal processing method provided in the present application includes: performing channel estimation processing on the basis of a received positioning reference signal (PRS), to obtain a frequency domain channel response; determining a difference value of a relative group delay of a sub-band on the basis of the frequency domain channel response; and compensating, on the basis of the difference value of the relative group delay of the sub-band, a locally received PRS or the frequency domain channel response; or reporting the difference value of the relative group delay of the sub-band to a transmitting end, and compensating a transmission signal by means of the transmitting end.

Abstract: Disclosed in the present disclosure are a random access method, a satellite base station, a ground terminal and a storage medium. The method includes: obtaining the beam type of a current beam and a random access process of the current beam from received system broadcast information of a satellite base station, and the beam type includes an access beam and a service beam; if the beam type of the current beam is an access beam, obtaining a position reporting mode of a ground terminal, and the position reporting mode is configured for indicating a position reporting path of the ground terminal; and in the random access process of the current beam, reporting position information by utilizing the position reporting mode, the position information being used for determining a service beam corresponding to the ground terminal.

Abstract: The present application provides a positioning method and apparatus, and a storage medium, the method includes: a terminal receiving PRSs from multiple access network devices, each access network device corresponding to multiple PRSs; for each access network device, the terminal determining at least two target PRS resources that are spatially adjacent among PRS resources for transmitting the multiple PRSs of the access network device; and the terminal sending measurement results of the target PRS resources to a location server, the measurement result of the target PRS resource being used for instructing the location server to determine location information of the terminal.

Abstract: The present disclosure provides a terminal device locating method, an apparatus and a storage medium. The method includes: receiving, by a first network element, a reference signal; determining a time-domain channel response of the reference signal according to the reference signal; performing filtering processing on the time-domain channel response to obtain a line-of-sight time-domain signal; determining subcarrier phase information of a line-of-sight frequency-domain signal according to the line-of-sight time-domain signal, where the subcarrier phase information is used to determine location information of a terminal device. The present disclosure can improve the accuracy of locating the terminal device.

Abstract: A recurrent neural network (RNN) acceleration framework leverages both a block-based pruning approach and compiler optimizations to accelerate RNN inference on mobile devices.

Abstract: Disclosed are a positioning method and apparatus, which are used for eliminating a clock skew between base stations and improving the UE positioning accuracy of an UL-TDOA/DL-TDOA positioning technical scheme. The method comprises: determining positioning reference signal configuration information; for a downlink time difference of arrival (DL-TDOA) positioning technical scheme, receiving and measuring downlink positioning reference signals from different base stations on the basis of the positioning reference signal configuration information, determining downlink positioning measurement quantity information, and reporting the downlink positioning measurement quantity information and location information of a reference terminal; and for an uplink time difference of arrival (UL-TDOA) positioning technical scheme, sending an uplink positioning reference signal on the basis of the positioning reference signal configuration information, and sending the location information of the reference terminal.

Abstract: Provided is a recyclable raw material-based polyurethane hot melt adhesive. Raw materials for preparing the polyurethane hot melt adhesive include: a recycled PET-based polyester polyol, a recyclable polylactic acid-based polyol, a petroleum-based polyol and/or tackifying resin, a secondary amine group-containing silane coupling agent, and an isocyanate. The content of the recycled PET-based polyester polyol is 50-70% by weight relative to the total weight of the polyurethane hot melt adhesive, and the amount of the isocyanate added is such that the molar ratio of NCO/OH is within a range of 2 to 5. A polyurethane hot melt adhesive is obtained by synthesizing through bulk polymerization with maximal use of the recycled material-based polyol, and the content of the recycled component in the hot melt adhesive may reach more than 20%.