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%.

Abstract: The present disclosure discloses a positioning method, device, apparatus and a readable storage medium. The method includes: performing time synchronization with a satellite network; determining position information of a satellite; receiving a downlink positioning signal sent by a network device of the satellite network; determining a transmission delay between the satellite and the terminal according to a time synchronization result and the downlink positioning signal; determining position information of the terminal according to the transmission delay and the position information of the satellite.

Abstract: Provided in the embodiments of the present disclosure are a resource coordination method and apparatus, and a storage medium. The resource coordination method is applied to a first terminal. The method comprises: sending first coordination information to a second terminal, wherein the first coordination information comprises one or more pieces of the following information: type indication information of the first coordination information; first content indication information of the first coordination information; second content indication information of the first coordination information; a first resource set; a second resource set; a third resource set; a fourth resource set; indication information for a set of resources, which are occupied by a sidelink positioning reference signal (SL-PRS); SL-PRS reference signal receiving power (RSRP) information; priority information; and region identifier information.

Abstract: The present application discloses a positioning method and apparatus, which are used to achieve positioning of any one of two ends of an established sidelink relative to the other end, thereby realizing a fast positioning solution for sidelink scenarios. The positioning method according to the present application includes: transmitting a first positioning reference signal to a peer end for which a sidelink with a local end has been established, and determining a first positioning measurement quantity by performing positioning measurement on a second positioning reference signal transmitted by the peer end; and obtaining a second positioning measurement quantity transmitted by the peer end, where the second positioning measurement quantity is obtained by the peer end by performing positioning measurement on the first positioning reference signal; and determining positioning information by using the first positioning measurement quantity and the second positioning measurement quantity.

Abstract: A method and a device for positioning a terminal are provided. The method includes: measuring, by the terminal, a downlink positioning reference signal of a TRP, to obtain a measurement result for the downlink positioning reference signal, where at least one downlink positioning reference signal is measured by using at least two reception beams to obtain at least two measurement results; and transmitting, by the terminal, the measurement result for the downlink positioning reference signal of the TRP to a network.

Abstract: Embodiments of this disclosure provide a positioning method and apparatus, and terminal and device. The method performed by a terminal includes: receiving positioning configuration information, wherein the positioning configuration information includes at least one of positioning reference signal configuration information or a first frequency layer error parameter; calculating a positioning measurement quantity according to the positioning configuration information; reporting the positioning measurement quantity to a positioning server; wherein the positioning measurement quantity is reported in the following manner: one positioning measurement quantity is reported for multiple frequency layers of one transmission and reception point (TRP), or one positioning measurement quantity is reported for each frequency layer of one TRP.

Abstract: Embodiments of the present invention provide a multi-frequency positioning method, device and apparatus, and a storage medium. The method comprises: a target terminal and/or a positioning reference unit (PRU) sending terminal capability information to a first positioning node, wherein the terminal capability information is used for indicating multi-frequency processing capability of the target terminal and/or the PRU; and receiving frequency configuration information sent by the first positioning node, and executing multi-frequency positioning according to a plurality of frequencies indicated by the frequency configuration information.

Abstract: A positioning method and device are provided. The positioning method provided in the present application includes: determining an integer ambiguity according to a positioning measurement value provided by a receiving end of a positioning reference signal (PRS), the positioning measurement value includes a virtual phase measurement value constructed by the receiving end using a carrier phase measurement value, the carrier phase measurement value being obtained by measuring a carrier PRS (C-PRS) by the receiving end, and the PRS includes the C-PRSs sent by a sending end of the PRS via at least two carrier frequencies; and determining a terminal position according to the integer ambiguity.

Abstract: Disclosed are a downlink positioning reference signal receiving and transmitting method, and a terminal, a base station, a device and an apparatus. The method includes: in response to receiving SPS DL-PRS configuration information of a plurality of base stations configured by a LMF via SPS, receiving SPS DL-PRS activation information of the plurality of base stations; where the plurality of base stations comprise a serving base station and a non-serving base station; receiving and measuring an SPS DL-PRS according to a period and time-frequency resource information of the SPS DL-PRS determined from the SPS DL-PRS configuration information and according to a downlink slot of the SPS DL-PRS determined from the SPS DL-PRS activation information, and obtaining a positioning measurement; and sending the positioning measurement to the LMF or the serving base station of the UE.

Abstract: Provided are a method and an apparatus for positioning a terminal device, and a storage medium.

Abstract: This disclosure provides a positioning method and apparatus, a terminal and a base station, wherein the positioning method includes: indicating that a target random access process is a random access process for positioning by means of at least one of following information: a preamble format, a type of a preamble root sequence, an index number of the preamble root sequence, a cyclic shift of the preamble root sequence, a physical random access channel (PRACH) set, a PRACH transmission time-frequency resource, first information in a message 3, second information in a message A or third information in a message 5.

Abstract: Embodiments of the present disclosure provide a method and apparatus for correcting a Tx delay, and a storage medium. The method includes receiving Tx delay (Tx Delay) parameter information transmitted by a transmitting node, and transmitting positioning reference signal configuration information to a receiving node; and correcting a positioning measurement value on the basis of the Tx Delay parameter information, the positioning measurement value being obtained by means of the receiving node measuring, according to the positioning reference signal configuration information, a positioning reference signal transmitted by the transmitting node. In the embodiments of the present disclosure, by using Tx Delay parameter information, the effect of a Tx delay on a time-related positioning measurement value can be eliminated, and the positioning precision is effectively improved.

Abstract: A collision processing method, indication method, device, apparatus and medium are disclosed.

Abstract: The present disclosure discloses a positioning method and device, a terminal and a base station. The positioning method is applied to a first network device, the first network device is one of a terminal and a network side device, the positioning method includes: sending first information related to a random access process, wherein the first information includes positioning information; wherein the positioning information includes at least one of the following information: an uplink positioning reference signal, configuration information of the uplink positioning reference signal, a downlink positioning reference signal, configuration information of the downlink positioning reference signal, a positioning measurement value, a positioning calculation result or terminal position information.

Abstract: The present disclosure provides an information reporting method, an apparatus, a device and a readable storage medium. The method includes: acquiring a first reference signal; performing measurement according to the first reference signal to obtain a first phase measurement quantity; reporting the first phase measurement quantity; wherein, the first reference signal comprises at least one of the following reference signals: a C-PRS, a DL-PRS, a CSI-RS and a SSB; the first phase measurement quantity includes at least one of the following: an intra-cycle phase value, an integer ambiguity, and a whole-cycle phase value.

Abstract: The present application discloses a terminal positioning method and device. In the present application, a positioning server receives positioning measurement information reported by a terminal, acquires downlink-positioning reference signal angle information corresponding to downlink-positioning reference signal resource information reported by a base station, and positions the terminal according to the positioning measurement information reported by the terminal and the downlink-positioning reference signal angle information reported by the base station. The positioning measurement information reported by the terminal includes the downlink-positioning reference signal resource information and a downlink-positioning reference signal measurement corresponding to the downlink-positioning reference signal resource information.

Abstract: A wireless channel type detection method and apparatus. The type of a channel can be identified on the basis of at least one of carrier phase slope consistency, a ratio of phase differences of carrier phases at different times, and a carrier path loss, i.e., the type of the channel is determined to be LOS transmission or NLOS transmission. Thus, the precision of positioning resolution can be effectively improved.

Abstract: A method for positioning based on downlink (DL) channel information includes: sending a positioning assistance data request message to a core network device, in which the positioning assistance data request message includes the DL channel information; receiving positioning assistance data sent by the core network device, in which the positioning assistance data includes DL PRS resource information, the DL PRS resource information is determined by an access network device based on first estimated location information of the UE forwarded by the core network device, and the first estimated location information is determined by the core network device based on the DL channel information; obtaining a DL positioning measurement by measuring a DL PRS based on the DL PRS resource information, and sending the DL positioning measurement to the core network device.