Abstract: A data transmission method is provided. The method comprises: when a replication transmission state is deactivated, if a first condition is satisfied, a sending device transmits data on the basis of a separation transmission mode, or the sending device delivers the data to a main path or a separation auxiliary path. Also disclosed in the present application are another data transmission method, a sending device, and a storage medium.

Abstract: Disclosed are an information sending method and apparatus, an information receiving method and apparatus, and a device and a storage medium, wherein same relate to the field of mobile communications. The information sending method comprises: a terminal device sending a negative acknowledgement (NACK) to a network device on an uplink resource when sidelink data transmitted on a sidelink resource does not need sidelink feedback. The information receiving method comprises: a network device receiving a NACK sent by a terminal device on an uplink resource; and allocating a retransmission resource of sidelink data to the terminal device according to the NACK. By means of the present application, uplink resources can be effectively utilized, and the transmission success rate of sidelink data and the resource utilization rate of the uplink resources can be improved.

Abstract: Provided are a data transmission method, a terminal device, a network device, a chip, a computer readable storage medium, a computer program product and a computer program. The data transmission method includes: when it is determined that a terminal device is successfully handed over to a target network device, forwarding data to the target network device.

Abstract: A demodulation reference signal (DMRS) configuration method includes: a first device determines, according to a number of time domain symbols occupied by resources for transmitting a Physical Sidelink Share Channel (PSSCH) in one time slot, time domain positions of one or more DMRSs in the resources for transmitting the PSSCH, where the time domain positions of the one or more DMRSs in the resources for transmitting the PSSCH include: the DMRSs are located at a first time domain symbol and a last time domain symbol of the resources for transmitting the PSSCH; or the DMRS is located at a time domain symbol at a middle position of the resources for transmitting the PSSCH; or the DMRS is located at the first time domain symbol of the resources for transmitting the PSSCH.

Abstract: Embodiments of the present disclosure provide a resource selection method and apparatus, and a terminal device. The method includes: obtaining, by a first terminal device, first Discontinuous Reception (DRX) configuration information used for determining a first time range for a second terminal device; and selecting, by the first terminal device, a first resource having a time domain position located within the first time range.

Abstract: Provided are a communication mode switching method, and an apparatus and a device. The method includes sending a Packet Data Convergence Protocol (PDCP) data transmission status of user equipment in a first communication mode to a second network device, wherein the second network device is configured to use a second communication mode to deliver a service to the user equipment according to the PDCP data transmission status.

Abstract: The embodiments of the disclosure provide a data transmission method and apparatus, a parameter adjustment method and apparatus, and a terminal device. The data transmission method comprises: a first terminal device acquiring first discontinuous reception (DRX) configuration information, the first DRX configuration information being used for determining a continuously monitoring duration of a second terminal device, and the first terminal device sending the sidelink data to the second terminal device within the continuously monitoring duration of the second terminal device.

Abstract: A data transmission method and related devices are provided. The method includes the following. A terminal receives a control message transmitted by a network device, where the control message indicates to activate or deactivate a packet data convergence protocol (PDCP) duplication corresponding to a data radio bearer (DRB) and/or indicates a PDCP-duplication activation status corresponding to the DRB, and the DRB is a first DRB or a second DRB. The terminal activates or deactivates the PDCP duplication corresponding to the DRB according to the control message.

Abstract: Embodiments of the present application provide a configuration method for a sidelink configured grant, a device and a storage medium. The method includes: sending, by a network device, a parameter for determining sidelink configured grant (CG) transmission resources, where the CG transmission resources have same time domain positions in different frame periods. Since the CG transmission resources determined using the parameter configured via a network have the same time domain positions in different frame periods, a terminal device may accurately determine the time domain position of the CG transmission resource no matter in which frame period the terminal device has received the parameter sent by the network device.

Abstract: The present disclosure relates to a method for determining a transmission mode of a sidelink, a terminal apparatus, and a network apparatus. The method includes: a first terminal apparatus determining a first transmission mode from multiple transmission modes; and the first terminal apparatus performing, by adopting the first transmission mode, sidelink communications with other terminal apparatuses. The method for determining a transmission mode of a sidelink, the terminal apparatus, and the network apparatus in the present disclosure enable a terminal apparatus to adopt a suitable transmission mode for sidelink communications.

Abstract: Provided are a cell handover method, a terminal device, and a network device that can implement cell handover in scenarios such as high-speed mobile scenarios and high-frequency deployment scenarios. The cell handover method includes: receiving, by a terminal device, first configuration information sent from a network device serving a first cell, where the first configuration information is used to instruct the terminal device to be handed over from the first cell to the second cell; sending, by the terminal device, response information to the network device serving the first cell and/or the network device serving the second cell in response to the first configuration information.

Abstract: A method for transmitting data in the Internet of Vehicles, and a terminal device are provided. Resources used for repeated sidelink transmission may be determined, which is beneficial in improving the reliability of data transmission. The method includes that a terminal device receiving first control information sent by a network device. The first control information is used to determine resource information used for repeated sidelink transmission. The method also includes that according to the first control information, the terminal device determining resources used for repeated sidelink transmission.

Abstract: Provided are a method and apparatus for wireless communication capable of meeting data transmission requirements. The method comprises: a first terminal determining, according to a first criterion, a target transmission power for a first physical sidelink channel; and the first terminal using the target transmission power to send the first physical sidelink channel to a second terminal.

Abstract: Provided are a communication method and device, and a storage medium. A first terminal device receives configuration information sent by a network device; the network device can configure, for the first terminal device and by means of the configuration information, a sidelink transmission resource and a transmission resource that corresponds to a PUCCH; the first terminal device may send, on the sidelink transmission resource configured by the network device, multiple pieces of sidelink data to a second terminal device, and receive, from the second terminal device, sidelink feedback information corresponding to the multiple pieces of sidelink data; the number of bits corresponding to the sidelink feedback information is greater than one; and when the first terminal device reports the sidelink feedback information to the network device by means of the transmission resource and is configured by the network device, one PUCCH can bear multi-bit sidelink feedback information.

Abstract: The present disclosure relates to a method and a terminal device for determining transmission priority. Wherein the method for determining transmission priority includes: obtaining, by a terminal device, corresponding priority rule according to data with highest priority in uplink data, and determining transmission order of the uplink data and sidelink data.

Abstract: The embodiments of the present disclosure relate to a communication method, a terminal device, and a network device, which can meet the requirement that the terminal device performs a series of actions with relatively low latency. The method includes: receiving, by a terminal device, first information, the first information being used to indicate at least one piece of slicing information supported by a target cell; and determining, by the terminal device based on the at least one piece of slicing information, target slicing information.

Abstract: The present application relates to the technical field of communications. Provided in embodiments of the present disclosure are a data transmission method, a terminal apparatus, and a storage medium. A data transmission method provided in an embodiment of the present disclosure comprises: determining a target logical channel from one or more logical channels according to configuration indication information of a sidelink resource and attribute indication information of the one or more logical channels, the configuration indication information indicating a configuration feature of the sidelink resource, and the attribute indication information of the respective logical channels indicating whether data on the respective logical channels requires HARQ feedback; and using the sidelink resource to transmit data on the target logical channel. The data transmission method provided in the embodiment of the present disclosure can adapt to a data retransmission mechanism based on HARQ feedback.

Abstract: The present disclosure discloses a method for processing discontinuous reception parameters, a storage medium and a processor. The method includes: user equipment receiving discontinuous reception parameters and parameter values, the discontinuous reception parameters corresponding to different communication parameters being different, or the parameter values of the discontinuous reception parameters corresponding to different communication parameters being different; and the user equipment performing configuration on the basis of the discontinuous reception parameters and the parameter values. The present disclosure solves the technical problems in the related art of being unable to achieve the purpose of power saving as user equipment has a large power consumption when transmitting data (such as a direct communication request (DCR) message or a discovery message) on a sidelink.

Abstract: Provided in embodiments of the present disclosure are a wireless communication method, a terminal apparatus, and a network apparatus. The method includes: performing, by a terminal device, cell selection or reselection according to slice information, or determining, by the terminal device, a target cell for the cell selection or reselection according to the slicing information. The slice information comprises at least one of: a slice identity, Network Slice Selection Assistance Information (NSSAI), a slice type or a service type, a cell identity, a cell identity range, a frequency point index, a Public Land Mobile Network (PLMN), and a Tracking Area (TA) identity.

Abstract: Embodiments of the application provide a signal transmission method and device and a terminal performing the signal transmission method. The method comprises: a first terminal determining a first time point, and the first terminal sending a first signal at the first time point, the first signal being a positioning reference signal, thereby assisting other terminals in positioning, and improving the positioning accuracy between the terminals.