56 results about "Vehicle to everything" patented technology

Methods and systems are disclosed for resource management on Sidelink for vehicle to everything (V2X) scenarios. Example methods and systems for a Resource Structure on Sidelink are disclosed. Control and data channels may be Frequency Division Multiplexed (FDMed) or Time Division Multiplexed (TDMed) with an Orthogonal Frequency Division Multiplexing (OFDM) waveform. Example methods and systems for a Resource Configuration on Sidelink are disclosed. The resource configuration may be statically configured or may be locally configured. Example methods and systems for Assisted Resource Allocation are disclosed. Assisted Sensing may be performed by a group lead or RSU and local scheduling may be performed by a group lead or RSU.

A user equipment (UE), including a vehicle to everything (V2X) device, a pedestrian UE, or other UE, a baseband processor or other network device can operate to receive an indication of a sidelink (SL) discontinuous reception (DRX) parameter (e.g., an SL DRX active time) of a receiver UE for SL communication (e.g., Mode-2 SL communication). A resource selection procedure can be performed of a set of candidate resources within a resource selection window (RSW) based on the SL DRX parameter of the receiver UE so that at least a subset of candidate resources of the set of candidate resources satisfies a threshold to be within the SL DRX parameter of the receiver UE. A report of the set of candidate resources can then be transmitted from the physical (PHY) layer to a higher layer to enable the SL communication. The SL communication, for example, can include an autonomous determination of SL resources for a Mode-2 sidelink communication.

Systems and techniques are described herein for responding to queries. For instance, a method for responding to queries is provided. The method may include obtaining a plurality of vehicle to everything (V2X) messages, each V2X message of the plurality of V2X messages comprising a plurality of fields; obtaining a query from an occupant of a vehicle; determining V2X information comprising at least one field of at least one V2X message of the plurality of V2X messages; and processing the query and the determined V2X information using a machine-learning model to generate a response to the query.

The present invention relates to a pre-configured positioning reference signal (PRS) transmission method for sidelink positioning, and an apparatus therefor. A method for performing, by means of a positioning terminal, on-demand positioning in a new radio-vehicle to everything (NR-V2X) communication system, according to one aspect, comprises the steps of: transmitting a request PRS through a sidelink channel; receiving a response PRS corresponding to the request PRS from a neighboring terminal through the sidelink channel; receiving a measurement result corresponding to the request PRS from the neighboring terminal; and performing positioning on the basis of the response PRS and the measurement result, wherein the positioning terminal transmits, to the neighboring terminal, resource allocation information for transmission of the response PRS corresponding to the request PRS, and the measurement result may be received through a resource for V2X data transmission.

Techniques are provided for determining the position of co-located wireless nodes. An example method for positioning co-located user equipment in a vehicle-to-everything (V2X) environment includes determining a first distance to a first wireless node, sending an indication of a co-located state to a second wireless node based at least in part on the first distance to the first wireless node, receiving a first position estimate based at least in part on radio frequency signal exchanges between the first wireless node and the second wireless node, determine a second distance to the first wireless node, sending an indication of a non-co-located state to the second wireless node based at least in part on the second distance to the first wireless node, and determining a second position estimate based at least in part on radio frequency signal exchanges with the second wireless node.

Methods, systems, and devices for wireless communications (e.g., vehicle to everything systems) are described relating to an adaptive design of demodulation reference signals (DMRS) density based on user equipment (UE) velocity. A UE may send assistance information to a transmitting UE to help identify a DMRS pattern based on the relative speed between the two UEs. Also, the transmitter may determine the adaptive DMRS pattern based on its speed without information of the receiver's speed. The transmitter may indicate the adaptive DMRS pattern in control information to the receiver. A base station may receive assistance information, and the base station may determine the adaptive DMRS pattern to be used by the transmitting UE based on the received assistance information and then indicate the adaptive DMRS pattern to the transmitting UE. A UE may determine an adaptive DMRS pattern to use based on feedback from the receiving UE.

A method by a User Equipment (UE) for sidelink (SL) communication with another UE is disclosed. The method comprises establishing a first SL connection from the UE to the another UE using a first resource set of a plurality of resource sets stored in the UE, the first resource set including an identifier of the first resource set, parameters for configuring a first Vehicle to Everything (V2X) Resource Pool, and Beam Management parameters associated with the first V2X Resource Pool for enabling a first set of directional transmission beams; receiving, by the UE from the another UE, a Quality of Service value associated with a first beam used for establishing the first SL connection; and determining whether to select a second resource set of the plurality of resource sets to establish a second SL connection from the UE to the another UE.

A user equipment (UE), including a vehicle to everything (V2X) device, other UE, a baseband processor or other network device can perform sensing of candidate resources on a Long Term Evolution (LTE) sidelink resource pool of an LTE sidelink channel and a new radio (NR) resource pool of an NR sidelink channel for a sidelink (SL) communication on an NR sidelink channel based on sensing results of the sensing of the candidate resources. According to the sensing results, the SL communication can be transmitted on the NR sidelink channel based on LTE candidate resources of the LTE sidelink channel and NR candidate resources of the NR sidelink channel in a co-channel coexistence.

A method is performed by a wireless device. The method comprises receiving a predetermined number N of Orthogonal Frequency Division Multiplexing (OFDM) symbols of a PHY Protocol Data Unit (PPDU), determining, using the Nth received OFDM symbol, whether the PPDU is a PPDU according to a first wireless network standard or a PPDU according to a second wireless network standard, and decoding the PPDU according to the determined wireless network standard. The predetermined number N corresponds to either a location of a Legacy Signal (L-SIG) field in the PPDU or the location of a symbol of a second field of the second wireless network standard in the PPDU, the second field being different from the L-SIG field. The first and second wireless network standards may each be a Vehicle to Everything standard or an Intelligent Transportation System standard, and may be different from each other.

Certain aspects of the present disclosure provide techniques for techniques for sensor data sharing. Certain aspects provide a method for wireless communication by a first wireless device. The method generally includes receiving, from one or more sensors, corresponding one or more raw sensor data sets and transmitting, to a second wireless device, at least one message comprising information regarding an object detected based on processing the one or more raw sensor data sets, wherein the information includes one or more characteristics of the object derived based on processing the one or more raw sensor data sets, wherein: when one or more conditions are met, the information further includes at least one raw sensor data set of the one or more raw sensor data sets; and when the one or more conditions are not met, the information does not include any raw sensor data.

Methods and systems are disclosed for resource management on Sidelink for vehicle to everything (V2X) scenarios. Example methods and systems for a Resource Structure on Sidelink are disclosed. Control and data channels may be Frequency Division Multiplexed (FDMed) or Time Division Multiplexed (TDMed) with an Orthogonal Frequency Division Multiplexing (OFDM) waveform. Example methods and systems for a Resource Configuration on Sidelink are disclosed. The resource configuration may be statically configured or may be locally configured. Example methods and systems for Assisted Resource Allocation are disclosed. Assisted Sensing may be performed by a group lead or RSU and local scheduling may be performed by a group lead or RSU.

Methods, systems, and devices for wireless communications are described. A user equipment (UE) may, transmit periodic sidelink messages via selected semi-persistent scheduling (SPS) resources. The UE may also randomly transmit duplicate packets (e.g., during other resources that are different from the selected SPS resources). The UE may transmit additional sidelink messages that include a duplicate packet and sidelink control information (SCI). The SCI may include offset information indicating that the sidelink message includes a duplicate packet that is offset from the selected resources (e.g., in time, frequency, or both). A receiving UE may receive the sidelink message that includes the duplicate packet. If the offset information in the SCI indicates that the received sidelink message is a duplicate of a previously transmitted initial data packet, then the receiving UE may determine that a collision is occurring, and may trigger a resource reselection procedure.

Methods, systems, and devices may assist in broadcast, multicast, or unicast on sidelink for 5G eV2X. The following mechanisms for broadcast, multicast, or unicast on sidelink for Vehicle to everything (V2X). Broadcast on sidelink may include methods, systems, or devices for broadcast occasions or monitoring window. Multicast on sidelink may include methods, systems, or devices for multicast occasions or group ID. Unicast on sidelink may include methods, systems, or devices for unicast occasions, UE ID, transmitter initiated transmission, or receiver initiated. Methods, systems, or devices may use communication occasions for platooning.

One embodiment disclosed in the present specification provides a method for a vehicle to everything (V2X) communication, comprising: determining position of at least one frequency for at least one synchronization signal block (SSB), wherein the position of the at least one frequency is determined based on a channel raster for new radio (NR) V2X, wherein the channel raster for the NR V2X is determined based on a first frequency shift of −5 kHz or 5 kHz.

A method performed by a vehicle to everything (V2X) wireless device for handling a service in a wireless communication network. The V2X wireless device receives from a network node an announcement message comprising data relating to a group of wireless devices; and transmits to the network node a response to the received announcement message for registering to the group of wireless devices.

A method at a network element within a Vehicle to Everything (V2X) Communications Domain, the method including receiving a tracking request at the network element for a target vehicle, the tracking request including identifying information for the target vehicle; creating a target vehicle list based on the tracking request; distributing the target vehicle list to at least one V2X endpoint; receiving at least one sighting report from the at least one V2X endpoint; and forwarding the at least one sighting report to a second network element.

A communication method and apparatus are applied to the field of vehicle to everything (V2X) or the like. The method includes: determining a first slot in a resource selection window, where the first slot is used to transmit a first reference signal, the resource selection window includes at least one slot, and the first slot is an unreserved slot, or the first slot is a slot reserved for transmitting a second reference signal; and sending first indication information, where the first indication information indicates the first slot. According to the foregoing method, a flexible method for determining a reference signal resource is implemented through sensing and resource selection, and the first slot determined in the resource selection window is an unreserved slot or a slot reserved for transmitting the second reference signal. Therefore, a same slot is not shared with a resource for data transmission, so that sending of the first reference signal in the first slot does not interfere with data transmission in the first slot, thereby ensuring reliability of data transmission.

A user equipment (UE), including a vehicle to everything (V2X) device, a baseband processor or other network device can operate in an unlicensed network to acquire a channel occupancy time (COT) for sidelink (SL) transmission and provide sidelink control information (SCI) with a first stage SCI in a physical sidelink control channel (PSCCH) and a second stage SCI in a physical sidelink shared channel (PSSCH). The first stage SCI or the second stage SCI can provide COT indications to a receiving UE device that enable COT sharing in a sidelink unlicensed COT (SL-U COT) for SL communication.

A system for enhancing efficient of vehicle to everything (V2X) stream communication includes transmitting and receiving vehicles. Sensors capture information about the transmitting and receiving vehicles, and capture environmental information about an environment of the transmitting and receiving vehicles. Each vehicle has a controller that executes an application for enhancing V2X stream communication (EVSC). The EVSC obtains, from the sensors, transmitting and receiving vehicle information and environmental information. The EVSC actively and continuously engages a sparse signing approach (SSA) and a chained packet approach (CPA) portion of the EVSC to monitor bandwidth utilization and computational resource utilization for the transmitting and receiving vehicle information and environmental information, and to actively and continuously reduce bandwidth and computational resource utilization from a first level to a second level less than the first level while ensuring security of V2X communications.

Embodiments herein relate e.g. to a method performed by a vehicle to everything, V2X, wireless device (10) for handling a service in a wireless communication network. The V2X wireless device (10) receives from a network node (13) an announcement message comprising data relating to a group of wireless devices; and transmits to the network node a response to the received announcement message for registering to the group of wireless devices .

A system and apparatus are disclosed herein for vehicle to everything (V2X) wireless communication. A V2X wireless transmit / receive unit (WTRU) may receive a vehicle to everything (V2X) message including configuration information and a road side unit (RSU) address. The WTRU may then transmit a message to the RSU according to the configuration information including multimedia broadcast multicast services (MBMS) data. The configuration information may include a MBMS service descriptor. One or more of the V2X messages may include priority information, WTRU type information, or both.

A driving assistance device provided in a vehicle includes a communication device that receives crosswalk-related traffic information by performing V2X (Vehicle to Everything) communication with a signal controller, and a controller that identifies whether a pedestrian is present in a crosswalk based on the crosswalk-related traffic information, and when the pedestrian is present in the crosswalk, determines a time point at which to provide the crosswalk-related traffic information to a driver based on driving information of a vehicle and driver age information, and provides the crosswalk-related traffic information to the driver at the determined time point.

This application provides a configuration information indication method and an apparatus, which are applicable to fields such as vehicle to everything V2X, intelligent connected vehicles, assisted driving, and intelligent driving, to resolve an existing-technology problem that SL transmission causes interference to DL transmission, and effectively reduce signaling overheads. This method is applied to a first terminal device, and includes: receiving an uplink-downlink time division multiplex TDD configuration sent by a network device; and sending indication information to a second terminal device based on the uplink-downlink TDD configuration, where the indication information is carried on a physical sidelink broadcast channel PSBCH of a sidelink synchronization signal block S-SSB, and the indication information is used to indicate periodicity information included in the uplink-downlink TDD configuration.

A Soft Vehicle to Everything (V2X) server in a wireless communication system, and including a receiver configured to receive messages from a plurality of user equipments (UEs); a controller configured to determine an assessment risk between a pair of UEs included in the plurality of UEs based on the received messages, and determine at least one primary candidate UE among the pair of UEs to be included in a risk candidate list based on the determined assessment risk between the pair of UEs; and a transmitter configured to transmit the risk candidate list to the plurality of UEs.

Methods and apparatuses are described herein for dynamic PC5 communication adaptation. For example, a UE may receive, from a vehicle-to-everything control function (V2X CF) or a vehicle-to-everything application server (V2X AS), a V2X provisioning message that includes a first transmission profile being associated with respective quality of service, QoS, parameters, and determine, based on the first transmission profile, a first range to configure PC5 communication of a plurality of UEs associated with the V2X platoon. When a number of UEs joining the V2X platoon exceeds a certain threshold, the UE may transmit, to the V2X CF or the V2X AS, a modification request message requesting a second transmission profile. The UE may receive, from the V2X CF or the V2X AS, a modification response message that includes the second transmission profile and determine, based on the second transmission profile, a second range to reconfigure the PC5 communication of the plurality of UEs associated with the V2X platoon.

Systems, methods, and instrumentalities are provided for vehicle to everything (V2X) service oriented link establishment. A first wireless transmit receive unit (WTRU) may broadcast a direct communication request message. The direct communication request message may include a first security context identifier (ID). The first WTRU may receive a direct security mode command message from a second WTRU. The direct security mode command message may include a second security context ID. The first WTRU may determine a third security context ID by combining the first security context ID and the second security context ID. The first WTRU may establish, using the third security context ID, a secure direct communication link with the second WTRU. The first WTRU may generate, based on the third security context ID, a security context entry for the secure direct communication link with the second WTRU.

A wireless transmit receive unit (WTRU) may receive first data on a first physical sidelink shared channel (PSSCH) transmission. Further, the WTRU may transmit second data on a second PSSCH transmission. The WTRU may then determine, based on a first priority associated with the first data and a second priority associated with the second data, prioritization between a transmission of a first physical sidelink feedback channel (PSFCH) transmission associated with the first data and a reception of a second PSFCH transmission associated with the second data. Moreover, the WTRU may either, based on the prioritization determination, transmit, on the first PSFCH transmission, first hybrid automatic repeat request (HARQ) acknowledgement (ACK) / negative ACK (NACK) feedback associated with the first data, or receive, on the second PSFCH transmission, second HARQ ACK / NACK feedback associated with the second data.

A vehicle to everything (V2X) apparatus and a method performed therein generate a message for exchanging information with at least one external object or controlling the external object, the message having the form of human language; and transmit the generated message to an external V2X apparatus equipped in the external object.

1. The name of this design product: integrated antenna vehicle-mounted unit. 2. Purpose of this design product: This on-board unit (OBU) is designed to be installed in a vehicle and integrates V2X (Vehicle to Everything) and ETC (Electronic Toll Collection) functions. It is used for non-stop toll collection on highways and vehicle-road collaborative communication. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

Methods, systems, and devices for wireless communications are described. A vehicle user equipment (VUE) may generate a groupcast message for transmission in a vehicle to everything (V2X) system. The VUE may transmit the groupcast message using a transmit power that is based on a reliability distance that corresponds to a region for providing feedback for the groupcast message, where the reliability distance is based on one or more positioning parameters of the VUE and one or more environmental parameters associated with the V2X system. The VUE may then monitor for feedback for the groupcast message.