WO2023216854A1 - Procédé, appareil et système de communication de véhicule aérien sans pilote - Google Patents

Procédé, appareil et système de communication de véhicule aérien sans pilote Download PDF

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Publication number
WO2023216854A1
WO2023216854A1 PCT/CN2023/090104 CN2023090104W WO2023216854A1 WO 2023216854 A1 WO2023216854 A1 WO 2023216854A1 CN 2023090104 W CN2023090104 W CN 2023090104W WO 2023216854 A1 WO2023216854 A1 WO 2023216854A1
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WIPO (PCT)
Prior art keywords
information
message
area
broadcast
drone
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PCT/CN2023/090104
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English (en)
Chinese (zh)
Inventor
方宇哲
彭文杰
李�杰
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华为技术有限公司
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Publication of WO2023216854A1 publication Critical patent/WO2023216854A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/03—Protecting confidentiality, e.g. by encryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services

Definitions

  • the embodiments of the present application relate to the field of communication technology, and in particular to UAV communication methods, devices and systems.
  • UAV unmanned aerial vehicle
  • the communication environment of UAV is somewhat different from that of ordinary terminals. It is generally believed that UAV moves above the ground, and the flight height of different types of UAV is also different. May be different.
  • management measures need to be taken for UAV flights. For example, management measures need to be taken for UAV flights near some infrastructure such as airports and towers.
  • Embodiments of the present application provide UAV communication methods, devices and systems to improve the performance of UAV management.
  • embodiments of the present application provide a UAV communication method.
  • the method can be executed by the UAV or by components of the UAV (such as a processor, a chip, or a chip system, etc.).
  • the method It may include: the drone receives the first indication information from the first communication device; the drone determines to broadcast a first message according to the first indication information, the first message includes a first identifier, and the first identifier is used to indicate the unmanned aerial vehicle. machine’s identity information.
  • the drone determines whether to broadcast the first message based on the first instruction information, which is beneficial to improving the performance of managing the drone.
  • the first communication device considers instructing the UAV to broadcast the first message only in a specific area under supervision, which can not only meet the supervision requirements, but also reduce the energy consumption of the UAV.
  • the method further includes: the UAV receives second instruction information from the first core network device, the second instruction information is used to indicate the second area information; the UAV determines to broadcast the first message according to the first instruction information, including: : The drone determines to broadcast the first message based on the first instruction information and/or the second instruction information.
  • the drone can determine to broadcast the first message based on the instruction information from the first communication device and/or the core network device, and the drone can accurately determine whether to broadcast the first message, thereby reducing power consumption.
  • the first indication information is used to indicate the first area information.
  • the first area information includes one or more of location information, cell information, tracking area information, and notification area information of the access network device.
  • the second area information includes one or more of location information, cell information, tracking area information, newly defined area information, and notification area information of the access network device.
  • the first indication information is used to instruct the drone to broadcast the first message.
  • the drone determines to broadcast the first message based on the first instruction information including:
  • the drone determines to broadcast the first message in the first area according to the first instruction information, and the first area is a specific area.
  • the first message further includes: one or more of location information and flight route information.
  • the first identifier is predefined, preconfigured or dynamically allocated.
  • broadcasting the first message includes: broadcasting the first message on the first interface, and the first interface is PC5 interface.
  • broadcasting the first message includes: encrypting the first message using a public key or a private key.
  • the first indication information is carried in a system message.
  • the second indication information is carried in the non-access stratum message.
  • the first identifier is the remote identifier remote ID.
  • embodiments of the present application provide a UAV communication method, which can be executed by the first network device or by components of the first network device (such as a processor, a chip, or a chip system, etc.),
  • the method may include: the first communication device determines first area information, wherein the drone in the first area needs to broadcast a first message, the first message includes a first identifier, and the first identifier is used to indicate the location of the drone.
  • Identity information the first communication device sends first indication information to the drone, and the first indication information is used to indicate the first area information or to instruct the drone to broadcast the first message.
  • the first communication device sends the first instruction information to the drone, which is beneficial to improving the performance of managing the drone. For example, the first communication device considers instructing the UAV to broadcast the first message only in a specific area under supervision, which can not only meet the supervision requirements, but also reduce the energy consumption of the UAV.
  • the first communication device determines the first area information including: the first communication device receives configuration information from the first core network device, and the configuration information is used to indicate the second area information.
  • the first area information includes one or more of geographical location information, cell information, tracking area information, and notification area information of the access network device.
  • the first message also includes: one or more of position information, altitude information and flight route information.
  • the first identifier is predefined, preconfigured or dynamically allocated.
  • the first message is carried in the system message.
  • the first identifier is the remote ID remote ID.
  • the method further includes: sending third instruction information to the UAV, where the third instruction information includes one or more of information for instructing forced landing, supervision system supervision information, and updated flight path information.
  • embodiments of the present application provide a UAV communication method, which can be executed by the first core network device or by components of the first core network device (such as a processor, a chip, or a chip system, etc.) Execution, the method may include: the first core network device determines the second area information, wherein the drone in the second area needs to broadcast a first message, the first message includes a first identifier, and the first identifier is used to indicate the The identity information of the drone; the first core network device sends second indication information to the drone, and the second indication information is used to indicate the second area information.
  • the drone can determine to broadcast the first message based on the instruction information from the core network device, and the drone can accurately determine whether to broadcast the first message, thereby reducing power consumption.
  • the second area information includes one or more of location information, cell information, tracking area information, newly defined area information, and notification area information of the access network device.
  • embodiments of the present application provide a communication device, which may be a drone or a chip for a drone.
  • the device has the function of realizing the above-mentioned first aspect or each possible implementation method of the first aspect.
  • This function can be implemented by hardware, or it can be implemented by hardware executing corresponding software.
  • the hardware or software includes one or more modules corresponding to the above functions.
  • embodiments of the present application provide a communication device, which may be a first communication device or a chip for the first communication device.
  • the device has the function of realizing the above second aspect or each possible implementation method of the second aspect. This function can be implemented by hardware, or it can be implemented by hardware executing corresponding software.
  • the hardware or software includes one or more modules corresponding to the above functions.
  • embodiments of the present application provide a communication device, which may be a first core network device, or may be Chips used in the first core network equipment.
  • the device has the function of realizing the above third aspect or each possible implementation method of the third aspect. This function can be implemented by hardware, or it can be implemented by hardware executing corresponding software.
  • the hardware or software includes one or more modules corresponding to the above functions.
  • embodiments of the present application provide a communication device, including a processor and a memory; the memory is used to store computer execution instructions, and when the device is running, the processor executes the computer execution instructions stored in the memory, so that The device performs the methods of the above-mentioned first to third aspects, and any method among the possible implementation methods of the first to third aspects.
  • embodiments of the present application provide a communication device, including various steps for executing the methods of the first to third aspects and any of the possible implementation methods of the first to third aspects.
  • Unit or means for executing the methods of the first to third aspects and any of the possible implementation methods of the first to third aspects.
  • embodiments of the present application further provide a computer-readable storage medium that stores instructions that, when run on a computer, cause the processor to execute the above-mentioned first to third aspects.
  • method any method among the possible implementation methods of the first aspect to the third aspect.
  • embodiments of the present application further provide a computer program product.
  • the computer product includes a computer program.
  • the methods of the first aspect to the third aspect and each of the methods of the first aspect to the third aspect are implemented. Any of the possible implementation methods is executed.
  • embodiments of the present application further provide a chip system, including: a processor, configured to execute the methods of the first to third aspects, and any of the possible implementation methods of the first to third aspects. Any method.
  • embodiments of the present application further provide a communication system, including a drone and a first communication device, and optionally, a first core network device.
  • a communication system including a drone and a first communication device, and optionally, a first core network device.
  • UTM nodes and/or drone controllers may also be included. It can be understood that the interaction between various network elements or devices in the communication system can refer to the method described in any one of the first to third aspects above.
  • Figure 1 is a schematic diagram of a network architecture applicable to the embodiment of the present application.
  • Figure 2 is a schematic diagram of a drone network coverage provided by an embodiment of the present application.
  • FIG. 3 is a schematic diagram of a UAV communication method provided by an embodiment of the present application.
  • Figure 4 is a schematic diagram of a communication device according to an embodiment of the present application.
  • Figure 5 is a schematic diagram of a communication device according to yet another embodiment of the present application.
  • the methods and devices provided by the embodiments of the present application can be used in various communication systems, such as fourth generation (4G) communication systems, 4.5G communication systems, 5G communication systems, 5.5G communication systems, 6G communication systems, and various communication systems.
  • 4G fourth generation
  • 4.5G communication systems 5G communication systems
  • 5.5G communication systems 6G communication systems
  • System integration systems or future evolving communication systems.
  • LTE long term evolution
  • NR new radio
  • WiFi wireless-fidelity
  • 3GPP 3rd generation partnership project
  • the communication system 100 includes at least one UAV 110 and at least one access network device 120 .
  • the communication system also includes core network equipment 130 and/or unmanned aerial system traffic management (UTM) nodes.
  • the UAV 110 is connected to the access network device 120 in a wireless manner
  • the access network device 120 is connected to the core network device 130 or UTM node in a wireless or wired manner.
  • the core network equipment 130 and the access network equipment 120 may be independent and different.
  • the device can also integrate the functions of the core network device 130 and the logical functions of the access network device 120 on the same device, or it can also integrate the functions of some core network devices and some wireless access network devices on one device. function. UAVs and access network devices can be connected to each other through wired or wireless methods.
  • the communication system may also include other network devices, such as a UAV controller, where the UAV controller is used to control the UAV.
  • the operator can control the flight path and/or flight of the UAV through the UAV controller.
  • Speed, etc. the UTM node can be associated with the UAV and the UAV controller to realize the control and management function of the UAV
  • the access network equipment can provide mobile communication network services for the UAV and the UAV controller.
  • the access network device can also be associated with the UAV and the UAV controller to realize the control and management function of the UAV.
  • the UAV controller implements UAV control and management functions through WiFi or side links.
  • the UAV controller may include a UAV controller 140a and a UAV supervisory controller 140b (which may also be referred to as a supervisory controller for short), where the supervisory controller 140b has higher control authority than the UAV controller 140a.
  • Figure 1 takes a UAV 110 as an example. It can be understood that the system may include one or more UAVs and corresponding UAV controllers. In the communication system 100, one UAV may correspond to one UAV controller, or multiple UAVs may correspond to one UAV controller. This is not limited in the embodiment of the present application.
  • the access network equipment in the embodiments of this application may be a base station (base station), an evolved base station (evolved NodeB, eNodeB), a transmitting and receiving point ( transmission reception point (TRP), the next generation base station (next generation NodeB, gNB) in the 5G mobile communication system, the next generation base station in the 6G mobile communication system, the base station in the future mobile communication system or the access node in the WiFi system, etc. ; It can also be a module or unit that completes some functions of the base station. For example, it can be a centralized unit (central unit, CU) or a distributed unit (distributed unit, DU).
  • the wireless access network equipment can be a macro base station, a micro base station or an indoor station, or a relay node or a donor node, etc. It can be understood that all or part of the functions of the radio access network equipment in this application can also be implemented through software functions running on hardware, or through virtualization functions instantiated on a platform (such as a cloud platform). The embodiments of this application do not limit the specific technology and specific equipment form used by the wireless access network equipment. For the convenience of description, the following description takes the base station as a radio access network device as an example.
  • the drone in the embodiment of the present application may also be called a terminal device, and the terminal device may also be called a terminal, user equipment (UE), mobile station, mobile terminal, etc.
  • Terminals can be widely used in various scenarios, such as device-to-device (D2D), vehicle to everything (V2X) communication, machine-type communication (MTC), Internet of Things ( internet of things (IoT), virtual reality, augmented reality, industrial control, autonomous driving, telemedicine, smart grid, smart furniture, smart office, smart wear, smart transportation, smart city, etc.
  • Terminals can be mobile phones, tablets, computers with wireless transceiver functions, wearable devices, vehicles, drones, helicopters, airplanes, ships, robots, robotic arms, smart home devices, etc.
  • the embodiments of this application do not limit the specific technology and specific equipment form used by the terminal. For the convenience of description, the following description takes the terminal as a drone as an example.
  • the functions of the base station may also be performed by modules (such as chips) in the base station, or may be performed by a control subsystem that includes the base station functions.
  • the control subsystem here including the base station function can be the control center in the application scenarios of the above-mentioned terminals such as smart grid, industrial control, smart transportation, smart city, etc.
  • the functions of the terminal can also be performed by modules in the terminal (such as chips or modems), or by a device containing the terminal functions.
  • UTM is a network element introduced on the network side to manage drone services.
  • the network element can be a core network element (for example, a network element set in the core network). functional entity) or an independent control network element.
  • UTM nodes can also be called UTM modules, UTM network elements, or UTM entities.
  • identification requirements for UAVs are proposed, such as using a remote identity (remote ID) to identify UAVs.
  • the remote ID is provided by the UAV in flight Information for other devices or control platforms to receive or determine the identity and/or location of the UAV.
  • remote ID can be used to help identify the UAV or to help locate the control platform or control station controlling the UAV.
  • remote ID provides the foundation for the security requirements required for more complex UAV operations. It is easy to understand that the remote ID can also be other information that can identify the UAV, such as other information used to identify the identity information of the UAV. This application uses the remote ID as an example for introduction.
  • PLMN Public Land Mobile Network
  • TAC tracking area code
  • TA List Multiple TAs form a TA list (TA List) and are assigned to a terminal at the same time.
  • TAU tracking area update
  • the core network reassigns a group of TAs to the terminal.
  • the newly allocated TAs may also include some TAs in the original TA list; in addition to this In this case, the terminal will also perform TAU regularly to let the core network know the location of the terminal.
  • RNA Radio access network based notification area
  • RNA Radio access network based notification area
  • TAC identifier a tracking area code identifier
  • TAU Radio access network based notification area
  • SI System information
  • MSI minimum system information
  • OSI system information
  • the minimum system information includes the main system information.
  • Information block master information block, MIB
  • system message block 1 system information block 1, SIB1
  • RMSI remaining minimum system message
  • MSI generally includes system messages including cell selection and initial access information and other SI scheduling information. All system messages except MIB and SIB1 can be called It is OSI, and OSI is transmitted in SystemInformation messages (SIB2 and above). In order to save power for the base station, it is not sent periodically, but based on requests.
  • UAVs can broadcast their remote IDs, but UAVs always broadcasting remote IDs will generate large energy consumption.
  • a communication method 300 for UAVs such as As shown in Figure 3, including:
  • Optional step S310 The first communication device sends the first instruction information to the drone.
  • the drone receives the first instruction information from the first communication device.
  • the embodiment of the present application does not limit the timing or triggering conditions for the first communication device to send the first instruction information to the drone.
  • the first communication device when the first communication device determines that the drone is within the first area, the first communication device sends first instruction information to the drone to instruct the drone to start broadcasting the first identification.
  • it also includes the first communication device determining the first area, wherein the drone in the first area needs to broadcast a first message, the first message includes a first identifier, and the first identifier is Used to indicate the identity information of the drone.
  • the first identifier is used to indicate the identity information of the UAV to the device at the receiving end.
  • the first identifier may be a remote ID.
  • the first identification has multiple possible determination or allocation methods.
  • the UAV is provided with a remote ID by the UAS service provider (UAS service supplier, USS); or the UAV is registered with the UTM during the boot/flight process, and is assigned by the UTM, and the remote ID changes during each flight; for another example, storage In UAVs, assigned by the manufacturer, etc.
  • the first communication device sends the first instruction information to the drone.
  • the UAV management platform or the core network device sends instruction information to the first communication device.
  • the instruction information is used to indicate that the UAV needs to broadcast the first identifier, or the instruction information is used to instruct the UAV to broadcast the first identifier.
  • Information about the first identified area (which may also be called a specific area).
  • One possible way is to configure information in a specific area to the first communication device through operation, administration and maintenance (OAM) or AMF or UTM.
  • OAM administration and maintenance
  • the first communication device receives configuration information from the first core network device, and the configuration information is used to indicate the second area, and the second area is a specific area (that is, the drone in the specific area needs to broadcast the first identification), or The second area is a normal area (that is, drones in this area do not need to broadcast the first identification). For example, when the first communication device determines that the drone is in a specific area, it sends the first indication information to the drone.
  • the first indication information is used to instruct the drone to broadcast the first message.
  • the first indication information may be bit information.
  • the first indication information is 1 bit.
  • the first indication information is used to instruct the drone to broadcast the first message.
  • the first indication information is "0"
  • the first indication information is used to indicate that the drone does not need to broadcast the first message.
  • the first indication information may also be implemented in other ways for instructing the drone to broadcast the first message.
  • the first indication information includes information indicating that the drone is in a controlled area, or the first indication information includes information indicating that the drone needs to indicate identity information. The embodiments of this application are not limiting.
  • the first indication information is used to indicate the first area (which may also be called first area information). It is easy to understand that the first indication information used to indicate the first area can be understood as the first indication information used to indicate that the UAV in the first area needs to broadcast the identity information of the UAV. Alternatively, the first indication information is used to indicate that the first area is a specific area, where the specific area means that the UAV needs to broadcast identity information in this area. Optionally, specific areas can be predefined or preconfigured.
  • the first area information includes one or more of location information, cell information, tracking area information, and notification area information of the access network device. That is, the first indication information may be used to indicate the range of the first area. It is easy to understand that the first area information may also be newly introduced or newly defined area information. For example, newly define limited areas and adopt new area division methods.
  • location information can also be called regional information, which can be expressed by including longitude, latitude and altitude.
  • location information can also be geographical location information, such as XX Street, Pudong New District, Shanghai.
  • Cell information can be represented by cell identification.
  • the first indication information indicates a list of cells constituting the first area.
  • the height information may be the height relative to the ground, or the height relative to sea level (altitude), or the height relative to a certain reference point (relative height).
  • the time information may be absolute time information or relative time information.
  • the time information is used to indicate the time period during which the first message needs to be broadcast when the UAV is within the first area.
  • the tracking area information or the notification area information of the access network device may correspond to the first area. For example, it may indicate the TA or RNA corresponding to the first region, and the UAV in these TAs or RNA needs to broadcast the first message.
  • the first area can also be indicated by other information in the first indication information.
  • the first area can be represented by using reference coordinates, as long as the first area can be indicated. In this embodiment of the present application, No restrictions.
  • the system information carries the first indication information and is used to indicate the first area.
  • the first area may be represented by cell information or zone information (zone) or TA or RNA.
  • the first communication device for example, gNB
  • gNB can add indication information indicating whether the cell is a specific area in the system information MIB. If the indication information is true or 1, it indicates that the cell the drone accesses is a specific area. Otherwise, if the indication information is false or 0 Or if the MIB does not include this indication information, it means that the cell is not a specific area.
  • the regional information zone can be represented by specific geographical information such as longitude and latitude, and optionally can also include altitude information of the corresponding location.
  • TA/RNA can correspond to specific regions. If it can be indicated in the system information which TA/RNA corresponds to a specific area, the cells in these TA/RNA require the UAV to broadcast the Remote ID on the PC5 port.
  • the drone determines to broadcast the first message according to the first instruction information.
  • the first message includes a first identifier, and the first identifier is used to indicate the identity information of the drone.
  • the drone determines to broadcast the first message based on the first instruction information.
  • the first indication information is 1 bit, and when the first indication information is "1", the first indication information is used to instruct the drone to broadcast the first message.
  • the UAV determines to broadcast the first message based on the first instruction information
  • the UAV determines to broadcast the first message based on the first instruction information and information from other network elements or platforms, and/or from within the UAV.
  • the message is determined to broadcast the first message. That is to say, the drone may determine to broadcast the first message based on one or more of the first instruction information, information inside the drone, and information from other network elements or platforms.
  • the information inside the drone can include the location information of the drone, the flight route information of the drone, flight permission information, etc.
  • the drone determines that the drone needs to broadcast the third time based on the information inside the drone.
  • a message or no need to broadcast the first message For example, the drone determines that its position is within the first area indicated by the first indication information, and the first area is a restricted area, and the drone determines that it needs to broadcast the first message.
  • the information from other network elements or platforms may include information indicating the second area information.
  • the second area information may be an area that needs to broadcast the first message (for example, a white list is used to indicate the area) or an area that does not need to broadcast the first message (for example, a black list is used to indicate the area).
  • the second area information may be a white list or a black list.
  • drones in the area corresponding to the white list do not need to broadcast the first message, and drones in the area corresponding to the black list need to broadcast the third message.
  • Other network elements or platforms can be core network equipment or drone control platforms or drone controllers, or other network elements or platforms that can interact with drones, or other drones.
  • the method 300 further includes S330: the drone receives second indication information from the first core network device, and the second indication information is used to indicate the second area information.
  • the drone in step S320 determines to broadcast the first message based on the first indication information, including: the drone determines to broadcast the first message based on the first indication information and the second indication information.
  • the second area information includes one or more of location information, cell information, tracking area information, and notification area information of the access network device.
  • location information For relevant introduction to the location information, cell information, tracking area information and notification area information of the access network device, please refer to the relevant introduction to the first area information and will not be described again.
  • the second area information may also be newly introduced or newly defined area information. For example, newly define limited areas and adopt new area division methods.
  • the second area information may be a newly defined area information, and the core network/third-party platform needs to define the corresponding relationship between the second area information and the first communication device (such as a base station) in advance through OAM. Configured to the first communication device.
  • the drone determines to broadcast the first message based on the first indication information and the second indication information including:
  • the first indication information indicates the first area.
  • the first indication information indicates the cell currently accessed by the drone.
  • the second indication information indicates the second area.
  • the second indication information indicates a blacklist. The cell is in the blacklist or it is determined that the currently accessed cell needs to broadcast identification information and determines to broadcast the first message.
  • the embodiments of this application are not limited to the fact that the drone determines the method of broadcasting the first message based on one or more of the first indication information, the second indication information and the information inside the drone.
  • the UAV determines Broadcast the first news.
  • the first message that the drone needs to broadcast may include that the drone determines that it is currently in a controlled area.
  • this application provides several possible implementation methods after the drone receives the first instruction information
  • the UAV broadcasts the first message, for example, enables broadcasting of the first identifier on the PC5 port.
  • the UAV first determines its position and determines whether its current position is within the Zone. If so, the UAV broadcasts the first message.
  • the UAV is broadcasting the first message.
  • the first indication information indicates the first area (for example, the serving cell of the drone), and the second indication information from the core network device indicates the second area where the first message needs to be broadcast (for example, the area where the first message needs to be broadcast).
  • cell list indicates the drone is in the second area according to the first area (for example, the serving cell of the drone is included in the cell list that needs to broadcast the first message), and the drone determines to broadcast the first message.
  • the cell information can also be replaced with other area information.
  • the cell information is replaced with location information.
  • the drone determines the broadcast number based on the current location included in the location area where the first message needs to be broadcast.
  • a message That is to say, the UAV receives the second area information from the core network and the first area information from the first network device. If the first area belongs to or does not belong to the second area information received from the core network, the UAV Start broadcasting the first message.
  • the above possible implementation methods after the UAV receives the first instruction information and/or the second instruction information are only examples, and there are other possible implementation methods based on the first instruction information, the second instruction information and no limit.
  • One or more of the information inside the human-machine determines how the drone needs to broadcast the first message.
  • the drone determines to broadcast the first message based on the first instruction information including:
  • the drone determines to broadcast the first message in the first area according to the first instruction information, and the first area is a specific area. It is easy to understand that the specific area in the embodiment of the present application can be understood as a controlled area, a special area or a restricted area, etc.
  • the first message further includes: one or more of location information and flight route information.
  • the UAV can broadcast the Remote ID on the PC5 port, and can also broadcast its current position and altitude information, current flight speed, flight route and other information for supervision.
  • the first identifier is predefined, preconfigured or dynamically allocated.
  • the first identifier is the remote ID remote ID.
  • the first identifier can also be other information that can identify the drone, which is not limited by the embodiments of this application.
  • the drone broadcasting the first message includes: broadcasting the first message on the first interface, and the first interface is the PC5 interface.
  • the drone broadcasts the first message through WiFi, which is not limited by the embodiments of this application.
  • the PC5 port broadcasts a dedicated destination ID (DST ID) for the ground surveillance system, and carries information such as Remote ID through upper layer signaling such as PC5-S messages; optionally, a new upper layer can also be introduced for the UAV.
  • the protocol layer is used to carry UAV broadcast information content; it can also carry Remote ID and other information in the form of application data, broadcast through PC5 port.
  • broadcasting the first message by the drone includes: encrypting the first message using a public key or a private key. a possible way In the formula, the first indication information is carried in the non-access layer message.
  • the UAV can also make judgments based on the monitored cell system information and is not limited to the serving cell, as shown in Figure 2 below.
  • the current UAV is within the service range of cell1 and cell2.
  • the cell serving the UAV is cell1.
  • Cell1 is not in a specific area, but cell2 is in a specific area.
  • the drone reads the system information of cell2 indicating that cell2 is in a specific area, although cell2 does not provide services to the UAV at this time, for safety reasons, the UAV can start broadcasting on PC5 at this time.
  • a threshold value can be pre-configured on the UAV side.
  • the threshold value can be the reference signal received power (RSRP) and the reference signal received quality (RSRQ). ), when the received system information is greater than the threshold value, the broadcast on the PC5 port is turned on.
  • RSRP reference signal received power
  • RSRQ reference signal received quality
  • method 300 also includes: managing the drone according to the first identification.
  • the first communication device manages the drone according to the first identification.
  • the ground supervision system receives the PC5 broadcast of the UAV, it can communicate with systems such as UTM, and then find the controller of the UAV or issue instructions to the UAV through systems such as UTM.
  • Possible subsequent actions for instructing the UAV include: forcing the UAV Landing, supervision system takes over the UAV, issues a new flight path to the UAV and instructs the UAV for subsequent flight, etc.
  • the UAV can be managed by one or more of the first communication device, the first core network device, the ground supervision system or the UAV controller.
  • This application uses the first communication device as an example for management. .
  • the first communication device sends third instruction information to the drone, where the third instruction information includes one or more of information indicating forced landing, supervision system supervision information, and updated flight path information.
  • the drone receives the third instruction information from the first communication device.
  • the drone determines to broadcast Remote ID and other information based on one or more of the first instruction information, the information inside the drone, and the information from other network elements or platforms, thereby avoiding consumption while satisfying supervision. Too many resources.
  • the size of the sequence numbers of the above processes does not mean the order of execution.
  • the execution order of each process should be determined by its functions and internal logic, and should not constitute any limitation on the implementation process of the embodiments of the present application. . And it is possible that not all operations in the above method embodiments need to be performed.
  • the drone, the first communication device, and the first core network device can perform some or all of the steps in the embodiments. These steps or operations are only examples. The embodiments of the present application may also include performing other steps. Operations or variations of various operations.
  • the first, second and various numerical numbers in the various embodiments of the present application are only for convenience of description and are not used to limit the scope of the embodiments of the present application.
  • An embodiment of the present application also provides a communication device for corresponding to the method of implementing the above embodiment. It should be understood that the description of the device embodiments corresponds to the description of the method embodiments. Therefore, for content that is not described in detail, please refer to the above method embodiments. For the sake of brevity, some content will not be described again.
  • the communication device 400 may include: at least one transceiver unit 410 and at least one processing unit 420 .
  • the communication device may also include at least one storage unit 430, where the storage unit 430 may be coupled with the transceiver unit 410 and/or the processing unit 420.
  • the storage unit 430 may be used to store other information such as computer execution instructions and/or data.
  • the processing unit 420 can read the instructions or data stored in the storage unit 430 to implement the corresponding solution.
  • transceiver unit 410 in the embodiment of the present application may also be called a communication unit (module) or a communication interface
  • processing unit 420 may be called a processing module or processor
  • storage unit 430 may also be called a storage module or memory.
  • the communication device 400 can respectively implement operations or steps corresponding to the drone, the first network device, the first core network device, the drone controller, and the UTM node in the method embodiment of FIG. 3 .
  • the transceiver unit 410 when the communication device 400 implements the operations or steps corresponding to the drone in the method embodiment shown in Figure 4, the transceiver unit 410 is used to receive the first instruction information from the first communication device; process Unit 420 is configured to determine to broadcast a first message according to the first indication information, where the first message includes a first identifier, and the first identifier is used to indicate the identity information of the communication device.
  • the transceiver unit 410 may receive second indication information from the first core network device, where the second indication information is used to indicate the second area information.
  • the processing unit 420 is configured to determine to broadcast the first message according to the first indication information and/or the second indication information.
  • the processing unit 420 is configured to determine to broadcast the first message in the first area according to the first indication information, and the first area is a specific area.
  • the processing unit 420 is used to determine the first area information, where in the first area
  • the UAV in needs to broadcast a first message, the first message includes a first identifier, and the first identifier is used to indicate the identity information of the UAV;
  • the transceiver unit 410 is used to send the first instruction information to the UAV, the first instruction The information is used to indicate the first area information or to instruct the drone to broadcast the first message.
  • the transceiver unit 410 is configured to receive configuration information from the first core network device, where the configuration information indicates the second area.
  • the processing unit 420 is configured to determine the first area according to the second area.
  • the transceiver unit 410 is configured to send third indication information to the drone, where the third indication information includes one or more of information for instructing forced landing, supervision system supervision information, and updated flight path information.
  • the processing unit 420 is used to determine the second area information, wherein in the second area
  • the UAV in needs to broadcast a first message, the first message includes a first identifier, and the first identifier is used to indicate the identity information of the UAV; the transceiver unit 410 is used to send the second instruction information to the UAV.
  • the second indication information is used to indicate the second area information.
  • Module or “unit” in various embodiments of this application may refer to an application specific integrated circuit (ASIC), a circuit, a processor and memory that executes one or more software or firmware programs, an integrated logic circuit, and/or other devices that may provide the above. functional device.
  • ASIC application specific integrated circuit
  • processor and memory that executes one or more software or firmware programs, an integrated logic circuit, and/or other devices that may provide the above. functional device.
  • FIG. 5 shows a communication device 500 provided by yet another embodiment of the present application.
  • the communication device 500 can respectively implement any function corresponding to the drone or drone controller or UTM node or access network device in each of the above method embodiments.
  • the communication device 500 includes: at least one processor 501 (illustrated as including one processor in FIG. 5 ) and at least one memory 502 (illustrated as including one memory in FIG. 5 ). Instructions (or programs or codes) and/or data can be stored in the memory, and the processor 501 is coupled to the memory 502. For example, the processor 501 can call the instructions and/or data in the memory 502, so that the communication device implements the above-mentioned tasks respectively. Any operation or step corresponding to the drone or drone controller, UTM node or access network device in each method embodiment.
  • the processor and transceiver described in various embodiments of the present application can be implemented in integrated circuits (ICs), analog ICs, radio frequency integrated circuits RFICs, mixed signal ICs, application specific integrated circuits (ASICs), printing On printed circuit boards (PCB), electronic equipment, etc.
  • the processor and transceiver can also be manufactured using various 1C process technologies, such as complementary metal oxide semiconductor (CMOS), N-type metal-oxide-semiconductor (NMOS), P-type Metal oxide semiconductor (positive channel metal oxide semiconductor, PMOS), bipolar junction transistor (Bipolar Junction Transistor, BJT), bipolar CMOS (BiCMOS), silicon germanium (SiGe), gallium arsenide (GaAs), etc.
  • CMOS complementary metal oxide semiconductor
  • NMOS N-type metal-oxide-semiconductor
  • PMOS P-type Metal oxide semiconductor
  • BJT bipolar junction transistor
  • BiCMOS bipolar CMOS
  • SiGe silicon germanium
  • the processor may include one or more processors, such as one or more CPUs.
  • the processor may be a single-core CPU or a multi-core CPU.
  • Transceivers are used to send and receive data and/or signals, as well as to receive data and/or signals.
  • the transceiver may include a transmitter and a receiver, the transmitter transmitting The transceiver is used to send data and/or signals, and the receiver is used to receive data and/or signals.
  • the transceiver can also be a communication interface.
  • RAM random access memory
  • ROM read-only memory
  • EPROM erasable programmable read only memory
  • CD-ROM compact disc read-only memory
  • the chip mentioned in the embodiment of the present application can realize the relevant functions that can be realized by the processor, or can realize the relevant functions that can be realized by the processor and the transceiver, or can realize the processor and the transceiver. and the related functions that memory can implement.
  • the chip can be a field programmable gate array, a dedicated integrated chip, a system chip, a central processing unit, a digital signal processing circuit, a microcontroller, or a programmable controller or other integrated chip that implements related functions.
  • Embodiments of the present application also provide a computer-readable storage medium on which a computer program is stored. When the computer program is executed, the communication method in any of the above method embodiments is implemented.
  • Embodiments of the present application also provide a computer program product, which, when executed, implements the communication method in any of the above method embodiments.
  • This application also provides a communication system, which may include a drone, and may also include one or more of a drone controller, a first network device, and a first core network device.
  • the disclosed systems, devices and methods can be implemented in other ways.
  • the device embodiments described above are only illustrative.
  • the division of the units is only a logical function division. In actual implementation, there may be other division methods.
  • multiple units or components may be combined or can be integrated into another system, or some features can be ignored, or not implemented.
  • the coupling or direct coupling or communication connection between each other shown or discussed may be through some interfaces, and the indirect coupling or communication connection of the devices or units may be in electrical, mechanical or other forms.
  • the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place, or they may be distributed to multiple network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.
  • each functional unit in each embodiment of the present application can be integrated into one processing unit, each unit can exist physically alone, or two or more units can be integrated into one unit.
  • the above embodiments it may be implemented in whole or in part by software, hardware, firmware, or any combination thereof.
  • software it may be implemented in whole or in part in the form of a computer program product.
  • the computer program product includes one or more computer instructions.
  • the computer program instructions When the computer program instructions are loaded and executed on a computer, the processes or functions described in accordance with the embodiments of the present invention are generated in whole or in part.
  • the computer may be a general-purpose computer, a special-purpose computer, a computer network, or other programmable device.
  • the computer instructions may be stored in or transmitted from one computer-readable storage medium to another computer-readable storage medium, e.g., the computer instructions may From one website, computer, server or data center to another website, computer, server or data center through wired (such as coaxial cable, optical fiber, digital subscriber line (DSL)) or wireless (such as infrared, wireless, microwave, etc.) data center for transmission.
  • the computer-readable storage medium may be any available medium that can be accessed by a computer or a data storage device such as a server, data center, etc. that contains one or more available media integrated.
  • the available media may be magnetic media (eg, floppy disk, hard disk, magnetic tape), optical media (eg, DVD), or semiconductor media (eg, Solid State Drive (SSD)), etc.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Multimedia (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Des modes de réalisation de la présente invention concernent un procédé, un appareil et un système de communication de véhicule aérien sans pilote. Le procédé comprend les étapes suivantes: un véhicule aérien sans pilote reçoit une première information d'indication en provenance d'un premier dispositif de communication; le véhicule aérien sans pilote détermine, selon la première information d'indication, de diffuser un premier message, le premier message comprenant un premier identifiant, le premier identifiant étant utilisé pour indiquer une information d'identité du véhicule aérien sans pilote. Au moyen du procédé, le véhicule aérien sans pilote peut, selon la première information d'indication, déterminer s'il faut diffuser le premier message, permettant ainsi d'améliorer les performances de gestion du véhicule aérien sans pilote.
PCT/CN2023/090104 2022-05-10 2023-04-23 Procédé, appareil et système de communication de véhicule aérien sans pilote WO2023216854A1 (fr)

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CN117295062B (zh) * 2023-11-23 2024-02-27 南京傲翼飞控智能科技有限公司 基于蓝牙5.0的无人机身份id远程识别***及识别方法

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CN111712867A (zh) * 2018-02-13 2020-09-25 通用电气公司 用于管理无人飞行器空域的设备，***和方法
US20210336797A1 (en) * 2020-04-28 2021-10-28 Qualcomm Incorporated Methods Of Using Certificate-Based Security With Drone Identity And Broadcasting
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CN114253283A (zh) * 2017-03-21 2022-03-29 深圳市大疆创新科技有限公司 一种可移动平台的控制方法以及可移动平台

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