WO2023201646A1 - Procédé et dispositif de transmission d'informations, et support de stockage - Google Patents

Procédé et dispositif de transmission d'informations, et support de stockage Download PDF

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Publication number
WO2023201646A1
WO2023201646A1 PCT/CN2022/088270 CN2022088270W WO2023201646A1 WO 2023201646 A1 WO2023201646 A1 WO 2023201646A1 CN 2022088270 W CN2022088270 W CN 2022088270W WO 2023201646 A1 WO2023201646 A1 WO 2023201646A1
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Prior art keywords
path
base station
point
target
path point
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PCT/CN2022/088270
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English (en)
Chinese (zh)
Inventor
洪伟
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北京小米移动软件有限公司
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Application filed by 北京小米移动软件有限公司 filed Critical 北京小米移动软件有限公司
Priority to PCT/CN2022/088270 priority Critical patent/WO2023201646A1/fr
Priority to CN202280001234.0A priority patent/CN117280719A/zh
Publication of WO2023201646A1 publication Critical patent/WO2023201646A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30—Services specially adapted for particular environments, situations or purposes
    • H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
    • H04W4/44—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]

Definitions

  • the present disclosure relates to the field of communications, and in particular, to information transmission methods and devices, and storage media.
  • Unmanned Aerial Vehicle referred to as Unmanned Aerial Vehicle (UAV)
  • UAV Unmanned Aerial Vehicle
  • UAV is an unmanned aircraft controlled by radio remote control equipment and its own program control device.
  • UAV is actually a general term for unmanned aerial vehicles. From a technical point of view, it can be divided into: unmanned fixed-wing aircraft, unmanned vertical take-off and landing aircraft, unmanned airship, unmanned helicopter, unmanned multi-rotor aircraft, unmanned aerial vehicle Paragliders, etc.
  • Drones and industrial applications are the real needs of drones.
  • its applications in aerial photography, agriculture, plant protection, micro selfies, express transportation, disaster rescue, observation of wild animals, monitoring of infectious diseases, surveying and mapping, news reporting, power inspections, disaster relief, film and television shooting, creating romance, etc. have been greatly expanded.
  • various countries are actively expanding industry applications and developing drone technology.
  • the 3rd Generation Partnership Project (3GPP) passed the Enhanced Support for Aerial Vehicles project. It aims to study and standardize how cellular networks can be used to provide services that meet the needs of drones.
  • the fixed mode that is, the operator will plan the flight route of the drone on the controller, so that the drone can fly according to the planned route, and the controller does not need to control the drone all the time. control.
  • the other mode is the dynamic mode, which means the controller will control the drone in real time through the controller at all times.
  • the cellular network can predict which cellular network base stations the drone will pass.
  • the path information of a drone is constructed from multiple path points on the flight route. How the drone selects which of the multiple path points to report is an urgent problem that needs to be solved.
  • embodiments of the present disclosure provide an information transmission method and device, and a storage medium.
  • an information transmission method is provided, and the method is applied to a drone, including:
  • the configuration information includes at least one of the maximum number of path points allowed to be reported by the UAV and a first mode, the first mode is when the UAV exists When the total number of path points is greater than the maximum number of path points, the drone selects a target path point that needs to be reported to the base station;
  • the target path point is selected on the flight path of the drone; wherein the total number of target path points is less than or equal to the maximum number of path points. number of path points;
  • the first method is any of the following:
  • the target path point is selected according to the coverage area of the base station and/or the adjacent base station of the base station; the target path point is selected by the drone.
  • selecting the target path point includes:
  • the target path point is selected.
  • the first method is to select the target path points in a first order
  • Selecting the target path point based on the first method includes:
  • the path points selected according to the first order are used as the target path points.
  • the first way is to select the target path point according to the first distribution rule, which is used to indicate at least one reference path point and a specified number;
  • Selecting the target path point based on the first method includes:
  • the selected path point is used as the target path point.
  • the reference path point is at least one of the following:
  • the first method is to select the target path point according to the coverage of the base station and/or the base station's neighboring base station;
  • Selecting the target path point based on the first method includes at least one of the following:
  • selecting a path point located at the edge of the coverage area of the base station as the target path point includes at least one of the following:
  • the target path point Select a path point whose first signal strength is less than or equal to a first signal threshold as the target path point; wherein the first signal strength is the signal strength at which the UAV receives the reference signal of the base station.
  • selecting a path point located within the coverage area of the adjacent base station as the target path point includes at least one of the following:
  • the first method is to select the target path point by a drone
  • Determining the target path point based on the first method includes:
  • the path point selected by the drone based on the second method is used as the target path point.
  • the selecting the target path point includes:
  • the target path point is selected.
  • the second method is any of the following:
  • the target path point is selected according to the coverage area of the base station and/or the base station's neighboring base station.
  • the configuration information sent by the receiving base station includes:
  • the receiving the configuration information sent by the base station through the first radio resource control RRC signaling includes:
  • the first RRC signaling is terminal information request UEInformationRequest signaling
  • the first information unit is a flight path information report configuration FlightPathInfoReportConfig information unit.
  • the method also includes:
  • the configuration information sent by the receiving base station includes:
  • the second RRC signaling is any of the following:
  • RRC reestablishment completes RRCReestablishmentComplete signaling
  • RRC establishment completes RRCSetupComplete signaling.
  • the second RRC signaling is any of the following:
  • RRC connection reconfiguration completes RRCConnectionReconfigurationComplete signaling
  • RRC connection re-establishment completes RRCConnectionReestablishmentComplete signaling
  • RRC connection establishment is completed with RRCConnectionSetupComplete signaling.
  • an information transmission method is provided, and the method is applied to a base station and includes:
  • the configuration information includes at least one of the maximum number of path points allowed to be reported by the UAV and a first method, where the UAV is present When the total number of path points is greater than the maximum number of path points, the UAV selects the target path point that needs to be reported to the base station;
  • the first method is any of the following:
  • the target path point is selected by the drone.
  • the target path point is a path selected by the UAV based on the first mode on the flight path of the UAV. point.
  • the first method is to select the target path points in a first order, and the target path points are path points selected by the drone on the flight path in the first order.
  • the first way is to select the target path point according to the first distribution rule
  • the first distribution rule is used to indicate at least one reference path point and a specified number
  • the target path point is the The drone selects the specified number of path points on the flight path from each of the reference path points and path points adjacent to each of the reference path points.
  • the reference path point is at least one of the following: path starting point, path end point, and path center point.
  • the first method is to select the target path point according to the coverage area of the base station and/or the base station's neighboring base station, and the target path point is where the UAV is on the flight path.
  • the selected path point is located at the edge of the coverage area of the base station, and/or the path point is located within the coverage area of the adjacent base station.
  • the target path point is a path point where the first distance value selected by the drone on the flight path is greater than or equal to a first distance threshold, and/or the first signal strength is less than or equal to a first distance threshold.
  • a path point with a signal threshold wherein, the first distance value is the distance value between the path point on the flight path of the drone and the base station, and the first signal strength is the distance value between the path point on the flight path of the drone and the base station. The signal strength of the reference signal received from the base station.
  • the target path point is a path point where the second distance value selected by the drone on the flight path is less than or equal to a second distance threshold, and/or the second signal strength is less than or equal to a second distance threshold.
  • Path points with two signal thresholds wherein, the second distance value is the distance value between the path point on the flight path of the drone and the adjacent base station, and the second signal strength is the distance value between the path point on the flight path of the drone and the adjacent base station. The signal strength of the reference signal of the neighboring base station received by the machine.
  • the first method is for the UAV to select the target path point
  • the target path point is a path point selected by the UAV based on the second method on the flight path.
  • the target path point is a path point selected by the UAV based on the second method on the flight path of the UAV. .
  • the second method is any of the following:
  • the target path point is selected according to the coverage area of the base station and/or the base station's neighboring base station.
  • sending configuration information to the drone includes:
  • the configuration information is sent to the UAV through first Radio Resource Control RRC signaling.
  • sending the configuration information to the UAV through first Radio Resource Control RRC signaling includes:
  • the configuration information is sent to the UAV through the first information unit in the first RRC signaling.
  • the first RRC signaling is terminal information request UEInformationRequest signaling
  • the first information unit is a flight path information report configuration FlightPathInfoReportConfig information unit.
  • the method also includes:
  • the step of sending configuration information to the drone is performed.
  • the second RRC signaling is any of the following:
  • RRC reestablishment completes RRCReestablishmentComplete signaling
  • RRC establishment completes RRCSetupComplete signaling.
  • the second RRC signaling is any of the following:
  • RRC connection reconfiguration completes RRCConnectionReconfigurationComplete signaling
  • RRC connection re-establishment completes RRCConnectionReestablishmentComplete signaling
  • RRC connection establishment is completed with RRCConnectionSetupComplete signaling.
  • an information transmission device is provided, and the device is applied to a drone, including:
  • the first receiving module is configured to receive configuration information sent by the base station; wherein the configuration information includes at least one of the maximum number of path points allowed to be reported by the drone and a first method, and the first method is in When the total number of path points in the UAV is greater than the maximum number of path points, the UAV selects a target path point that needs to be reported to the base station;
  • a selection module configured to select the target path point on the flight path of the drone when the total number of path points is greater than the maximum number of path points; wherein, the total number of the target path points Less than or equal to the maximum number of path points;
  • a reporting module is configured to report the flight path information corresponding to the target way point to the base station.
  • an information transmission device is provided, and the device is applied to a base station and includes:
  • a sending module configured to send configuration information to the UAV; wherein the configuration information includes at least one of the maximum number of path points allowed to be reported by the UAV and a first method, where the first method is When the total number of path points in the UAV is greater than the maximum number of path points, the UAV selects a target path point that needs to be reported to the base station;
  • the second receiving module is configured to receive the flight path information corresponding to the target path point reported by the drone when the total number of path points is greater than the maximum number of path points.
  • a computer-readable storage medium stores a computer program, and the computer program is used to execute any one of the information transmission methods on the drone side.
  • a computer-readable storage medium stores a computer program, and the computer program is used to execute any one of the above information transmission methods on the base station side.
  • an information transmission device including:
  • Memory used to store instructions executable by the processor
  • the processor is configured to execute any one of the information transmission methods described above on the drone side.
  • an information transmission device including:
  • Memory used to store instructions executable by the processor
  • the processor is configured to execute any one of the information transmission methods described above on the base station side.
  • the drone can receive the configuration information sent by the base station.
  • the drone can be on the flight path.
  • the drone reports the flight path information corresponding to the target path point to the base station. It improves the efficiency of UAV reporting flight path information and has high usability.
  • Figure 1 is a schematic flowchart of an information transmission method according to an exemplary embodiment.
  • Figure 2 is a schematic flowchart of another information transmission method according to an exemplary embodiment.
  • Figure 3 is a schematic flowchart of another information transmission method according to an exemplary embodiment.
  • Figure 4 is a schematic flowchart of another information transmission method according to an exemplary embodiment.
  • Figure 5 is a schematic flowchart of another information transmission method according to an exemplary embodiment.
  • Figure 6 is a schematic flowchart of another information transmission method according to an exemplary embodiment.
  • Figure 7 is a schematic flowchart of another information transmission method according to an exemplary embodiment.
  • Figure 8 is a schematic flowchart of another information transmission method according to an exemplary embodiment.
  • Figure 9 is a block diagram of an information transmission device according to an exemplary embodiment.
  • Figure 10 is a block diagram of another information transmission device according to an exemplary embodiment.
  • FIG. 11 is a schematic structural diagram of an information transmission device according to an exemplary embodiment of the present disclosure.
  • FIG. 12 is a schematic structural diagram of another information transmission device according to an exemplary embodiment of the present disclosure.
  • first, second, third, etc. may be used in this disclosure to describe various information, the information should not be limited to these terms. These terms are only used to distinguish information of the same type from each other.
  • first information may also be called second information, and similarly, the second information may also be called first information.
  • word “if” as used herein may be interpreted as "when” or “when” or “in response to determining.”
  • the information transmission method provided by this disclosure is first introduced from the drone side.
  • FIG. 1 is a flow chart of an information transmission method according to an embodiment, which can be applied to UAVs. The method can include the following steps:
  • step 101 receive configuration information sent by the base station.
  • the configuration information includes at least one of the maximum number of path points allowed to be reported by the drone and the first method.
  • the first method is a method in which the UAV selects a target path point that needs to be reported to the base station when the total number of path points in the UAV is greater than the maximum number of path points.
  • the configuration information sent by the base station includes the maximum number of path points.
  • the configuration information sent by the base station includes the first manner.
  • the configuration information sent by the base station includes the maximum number of path points and the first mode.
  • step 102 if the total number of path points is greater than the maximum number of path points, select the target path point on the flight path of the drone.
  • the configuration information sent by the base station does not include the maximum number of path points, and the drone can determine the maximum number of path points based on protocol agreement or other methods, which is not limited by this disclosure.
  • the UAV can select a target path point on its own flight path that needs to be reported to the base station.
  • the total number of target way points is less than or equal to the maximum number of way points configured by the base station for the UAV.
  • step 103 the flight path information corresponding to the target path point is reported to the base station.
  • the drone can report all flight path information corresponding to the existing total path points to the base station without selecting a target path point from the total path points for reporting.
  • the total number of path points is less than or equal to the maximum number of path points, it is still possible to select a target path point that needs to be reported to the base station and report its corresponding flight path information to the base station. This disclosure does not limit this.
  • the efficiency of the drone reporting flight path information is improved, and the usability is high.
  • the first way is any one of the following: selecting the target path points according to the first order; selecting the target path points according to the first distribution rule of path points; selecting the target path points according to the first distance value and/ Or the second distance value selects the target path point; the drone selects the target path point.
  • the first sequence may be a sequence from the starting point of the flight path to the end point, or from the end point to the starting point, or from any reference path point to another reference path point, which is not limited by this disclosure.
  • the first distribution rule refers to a rule for path point distribution.
  • the first distribution rule is used to indicate at least one reference path point and a specified number.
  • the reference path point is at least one of the following: the starting point of the flight path of the UAV; the end point of the flight path of the UAV; the center point of the flight path of the UAV.
  • This disclosure refers to the reference path.
  • the setting of points is not limited.
  • the specified number is used to indicate the number of path points selected when the drone selects the target path point based on the reference path point.
  • the first distance value is a distance value between a path point on the flight path and the base station
  • the second distance value is a distance value between a path point on the flight path and an adjacent base station of the base station. distance value between.
  • selecting the target path point by the UAV means that the UAV selects the target path point based on its own implementation method.
  • Figure 2 is a flow chart of an information transmission method according to an embodiment, which can be applied to UAVs, The method may include the following steps:
  • step 201 receive configuration information sent by the base station.
  • the configuration information at least includes a first method, wherein the first method is to select the UAV when the total number of path points in the UAV is greater than the maximum number of path points.
  • step 202 when the total number of path points is greater than the maximum number of path points, the target path point is selected based on the first method on the flight path of the drone.
  • the UAV can fly on its own flight path based on the first method configured by the base station. , select the target path point that needs to be reported to the base station. Wherein, the total number of target way points is less than or equal to the maximum number of way points.
  • the flight path information corresponding to the target path point is reported to the base station.
  • the drone can report all flight path information corresponding to the existing total path points to the base station without selecting a target path point from the total path points for reporting.
  • the total number of path points is less than or equal to the maximum number of path points, based on the first method of base station configuration, it is also possible to select a target path point that needs to be reported to the base station and report its corresponding flight path information to the base station. This disclosure does not limit this.
  • the drone when the total number of path points stored by the drone is greater than the maximum number of path points allowed to be reported by the drone, the drone can select the target that needs to be reported to the base station based on the first method included in the configuration information. waypoint. Further, the drone reports the flight path information corresponding to the target path point to the base station. It improves the efficiency of UAV reporting flight path information and has high usability.
  • the first way is to select the target path points in a first order
  • the first order may be a sequence from the starting point to the end point of the flight path or from the end point to the starting point.
  • the drone may select path points whose total number is less than or equal to the maximum number of path points as target path points in the first order.
  • the first order is the order from the starting point to the end point of the flight path, and the maximum number of path points is N.
  • the drone can sequentially select N path points starting from the starting point as the target path point.
  • the first way is to select the target path point according to the first distribution rule.
  • the first distribution rule is used to indicate at least one reference path point and a specified number.
  • the reference path point may be the starting point, end point, center point or other reference point on the flight path of the drone, which is not limited in this disclosure.
  • the drone can select the specified number of path points from each of the reference path points and path points adjacent to each of the reference path points, and combine the selected paths with point as the target waypoint.
  • the reference path points include the starting point, the end point and the center point, and the specified number is 2. Then the drone can select 2 path points at the starting point, end point and center point of the flight path, and combine the 6 selected paths. point as the target waypoint.
  • the first manner is to select the target path point according to the coverage area of the base station and/or the base station's neighboring base station.
  • the drone may use a path point located at the edge of the base station coverage as a target path point.
  • the base station is the current serving base station or the base station where the drone resides.
  • the drone may select a path point whose first distance value is greater than or equal to the first distance threshold as the target path point.
  • the first distance value is the distance value between a path point on the flight path of the drone and the base station.
  • the first distance threshold can be configured by the base station or agreed upon by a protocol, which is not limited in this disclosure.
  • the UAV may also use signal strength as a condition for selecting a target path point.
  • a path point whose first signal strength is less than or equal to the first signal threshold may be selected as the target path point.
  • the first signal strength is the signal strength at which the UAV receives the reference signal of the base station.
  • the first signal threshold can be configured by the base station or agreed upon by a protocol, which is not limited in this disclosure.
  • the drone can select a path point located within the coverage area of a neighboring base station as the target path point.
  • the drone may select a path point whose second distance value is less than or equal to the second distance threshold as the target path point.
  • the second distance value is the distance value between the path point on the flight path of the drone and the adjacent base station.
  • the second distance threshold can be configured by the base station or agreed upon by the protocol, and this disclosure does not limit this.
  • the drone can also use signal strength as a condition for selecting the target path point. Select a path point whose second signal strength is greater than or equal to the second signal threshold as the target path point.
  • the second signal strength is the signal strength at which the UAV receives the reference signal of the neighboring base station.
  • the second signal threshold can be configured by the base station or agreed upon by a protocol, which is not limited in this disclosure.
  • the drone can select a path point whose first distance value is greater than or equal to the first distance threshold, and select a path point whose second distance value is less than or equal to the second distance threshold, and then The way points are all used as target way points.
  • the drone can also select a path point whose first signal strength is less than or equal to the first signal threshold, and select a path point whose second signal strength is greater than or equal to the second signal threshold, and then select The way points are all used as target way points.
  • the drone can also select a target path point based on distance and signal strength simultaneously.
  • the first manner is to select the target path point by a drone.
  • the UAV may use the path point selected based on the second method as the target path point.
  • the second method is any of the following: selecting the target path points according to the second order; selecting the target path points according to the second distribution rule of the path points; selecting the target path points according to the base station and/or the The target path point is selected based on the coverage area of neighboring base stations of the base station.
  • the second order may be the same as or different from the first order, which is not limited in this disclosure. That is, the UAV can select path points whose total number is less than or equal to the maximum number of path points as target path points in the second order.
  • the second distribution rule may be the same as or different from the above-mentioned first distribution rule. That is, the drone determines at least one reference path point and a specified number by itself, and selects the specified number of path points from each reference path point and path points adjacent to each reference path point, The selected path point is used as the target path point.
  • the specific implementation method is similar to the method of selecting the target path point according to the first distribution rule, and will not be described again here.
  • the UAV may select a path point located at the edge of the coverage area of the base station as the target path point, and/or select a path point located within the coverage area of an adjacent base station as the target path point.
  • the drone may select a path point whose first distance value is greater than or equal to the first distance threshold, and/or a path point whose first signal strength is less than or equal to the first signal threshold as the target path point.
  • the first distance value is the distance value between a path point on the flight path of the drone and the base station
  • the first signal strength is a reference for the base station received by the drone.
  • the signal strength of the signal may be configured by the base station or agreed upon by a protocol, and this disclosure does not limit this.
  • the UAV may select a path point with a second distance value less than or equal to the second distance threshold, and/or a path point with a second signal strength less than or equal to the second signal threshold as the target path point.
  • the second distance value is the distance value between a path point on the flight path of the drone and the adjacent base station
  • the second signal strength is the distance value when the drone receives the adjacent base station.
  • the signal strength of the reference signal may be configured by the base station or agreed upon by a protocol, and this disclosure does not limit this.
  • the specific implementation manner is similar to the manner in which the target path point is selected according to the coverage of the base station and/or the adjacent base station in the above embodiment, and will not be described again here.
  • the drone when the total number of path points stored by the drone is greater than the maximum number of path points allowed to be reported by the drone, the drone can select the target path point based on the first method included in the configuration information sent by the base station. . Further, the drone reports the flight path information corresponding to the target path point to the base station. It improves the efficiency of UAV reporting flight path information and has high usability.
  • Figure 3 is a flow chart of an information transmission method according to an embodiment, which can be applied to UAVs, The method may include the following steps:
  • step 301 receive configuration information sent by the base station.
  • the configuration information may include the maximum number of path points.
  • step 302 when the total number of path points is greater than the maximum number of path points, the target path point is selected based on the second method on the flight path of the drone.
  • the UAV can fly on its own flight path based on its own implementation, that is, based on the second Method, select the target path point that needs to be reported to the base station.
  • the total number of target way points is less than or equal to the maximum number of way points.
  • the second manner is any of the following: selecting the target path points according to the second order; selecting the target path points according to the second distribution rule of path points; selecting the target path points according to the base station and/or The target path point is selected from the coverage area of neighboring base stations of the base station.
  • the manner in which the drone selects the target path point based on the second method is similar to the manner in which the drone selects the target path point based on the second method in the above embodiment, and will not be described again here.
  • step 303 the flight path information corresponding to the target path point is reported to the base station.
  • the drone can report all flight path information corresponding to the existing total path points to the base station without selecting a target path point from the total path points for reporting.
  • the drone can select the target path points that need to be reported to the base station and report the corresponding flight path information to the base station based on the second method. This disclosure There is no limit to this.
  • the drone when the total number of path points stored by the drone is greater than the maximum number of path points allowed to be reported by the drone, the drone can select the target path point that needs to be reported to the base station based on its own implementation method. Further, the drone reports the flight path information corresponding to the target path point to the base station. It improves the efficiency of UAV reporting flight path information and has high usability.
  • Figure 4 is a flow chart of an information transmission method according to an embodiment, which can be applied to UAVs.
  • the method can include the following steps:
  • step 401 receive the configuration information sent by the base station through first radio resource control RRC signaling.
  • the first RRC signaling may reuse the existing RRC signaling in the protocol, or may be a newly defined RRC signaling in the protocol, which is not limited by the present disclosure.
  • the first RRC signaling when the first RRC signaling multiplexes existing RRC signaling in the protocol, the first RRC signaling may be terminal information request (UEInformationRequest) signaling.
  • UEInformationRequest terminal information request
  • step 402 if the total number of path points is greater than the maximum number of path points, select the target path point on the flight path of the drone.
  • step 403 the flight path information corresponding to the target path point is reported to the base station.
  • the implementation of the above steps 402 to 403 is similar to the implementation of the above steps 202 to 203. In the case where the configuration information does not include the first method, the implementation of the above steps 402 to 403 The implementation of the above steps 302 to 303 is similar and will not be described again here.
  • the drone can report all flight path information corresponding to the existing total path points to the base station without selecting a target path point from the total path points for reporting.
  • the target path point that needs to be reported to the base station is selected and the corresponding flight It is also possible to report path information to the base station, and this disclosure does not limit this.
  • the UAV can receive the configuration information sent by the base station through the first RRC signaling.
  • the UAV can On the flight path, select target waypoints that need to be reported to the base station, and the total number of selected target waypoints is less than or equal to the maximum number of waypoints. Further, the drone reports the flight path information corresponding to the target path point to the base station. It improves the efficiency of UAV reporting flight path information and has high usability.
  • the UAV may receive the configuration information sent by the base station through the first information unit in the first RRC signaling.
  • the first RRC signaling may reuse the existing RRC signaling in the protocol, or may be a newly defined RRC signaling in the protocol, which is not limited by the present disclosure.
  • the first information unit may reuse an existing information unit in the existing RRC signaling, or may be a newly defined information unit in the existing RRC signaling, or a newly defined one in the newly defined RRC signaling. Information unit, this disclosure does not limit this.
  • the first RRC signaling when the first RRC signaling multiplexes the existing RRC signaling in the protocol, and the first information unit multiplexes the existing information unit in the first RRC signaling, the first RRC signaling It may be UEInformationRequest signaling, and the first information unit may be a flight path information report configuration (FlightPathInfoReportConfig) information unit in UEInformationRequest signaling.
  • the first RRC signaling It may be UEInformationRequest signaling
  • the first information unit may be a flight path information report configuration (FlightPathInfoReportConfig) information unit in UEInformationRequest signaling.
  • FlightPathInfoReportConfig flight path information report configuration
  • Figure 5 is a flow chart of an information transmission method according to an embodiment, which can be applied to UAVs.
  • the method can include the following steps:
  • step 501 notification information is sent to the base station through second RRC signaling.
  • the notification information is used to notify the base station that the UAV has flight path information.
  • the second RRC signaling may reuse the existing RRC signaling in the protocol, or may be a newly defined RRC signaling in the protocol, which is not limited by the present disclosure.
  • the second RRC signaling when the second RRC signaling reuses the existing RRC signaling in the protocol, for the New Radio (NR) network, the second RRC signaling can be any of the following: RRC reconfiguration completion (RRCReconfigurationComplete) signaling; RRC reestablishment completion (RRCReestablishmentComplete) signaling; RRC recovery completion (RRCResumeComplete) signaling; RRC establishment completion (RRCSetupComplete) signaling.
  • the second RRC signaling when the second RRC signaling reuses the existing RRC signaling in the protocol, for the Long Term Evolution (LTE) network, the second RRC signaling can be any of the following: Items: RRCConnectionReconfigurationComplete signaling; RRCConnectionReestablishmentComplete signaling; RRCConnectionResumeComplete signaling; RRCConnectionSetupComplete signaling.
  • Items RRCConnectionReconfigurationComplete signaling; RRCConnectionReestablishmentComplete signaling; RRCConnectionResumeComplete signaling; RRCConnectionSetupComplete signaling.
  • step 502 receive the configuration information sent by the base station after receiving the notification information.
  • step 503 if the total number of path points is greater than the maximum number of path points, the target path point is selected on the flight path of the drone.
  • step 504 the flight path information corresponding to the target path point is reported to the base station.
  • the implementation of the above steps 503 to 504 is similar to the implementation of the above steps 202 to 203. In the case where the configuration information does not include the first method, the implementation of the above steps 503 to 504 The implementation of the above steps 302 to 303 is similar and will not be described again here.
  • the drone can report all flight path information corresponding to the existing total path points to the base station without selecting a target path point from the total path points for reporting.
  • the target path point that needs to be reported to the base station is selected and the corresponding flight It is also possible to report path information to the base station, and this disclosure does not limit this.
  • the drone may first send notification information to the base station through the second RRC signaling to inform the base station that it has flight path information.
  • the base station can send configuration information to the drone based on the notification information. It improves the efficiency of UAV reporting flight path information and has high usability.
  • the drone when the total number of path points stored by the drone is less than or equal to the maximum number of path points, the drone can directly report all flight path information corresponding to each existing path point. to the base station.
  • FIG. 6 is a flow chart of an information transmission method according to an embodiment. It can be applied to a base station. The method can include the following steps:
  • step 601 configuration information is sent to the drone.
  • the configuration information includes at least one of the maximum number of path points allowed to be reported by the drone and the first method.
  • the first method is a method in which the UAV selects a target path point that needs to be reported to the base station when the total number of path points in the UAV is greater than the maximum number of path points.
  • the configuration information sent by the base station includes the maximum number of path points.
  • the configuration information sent by the base station includes the first manner.
  • the configuration information sent by the base station includes the maximum number of path points and the first mode.
  • step 602 receive the flight path information corresponding to the target path point reported by the drone when the total number of path points is greater than the maximum number of path points.
  • the drone can report all flight path information corresponding to the existing total path points to the base station without selecting the target number of path points from the total number of path points for reporting. . That is, the base station receives the flight path information corresponding to the total path points sent by the drone.
  • the base station receives the flight path information corresponding to the target path point reported by the drone.
  • the drone when the total number of path points stored by the drone is greater than the maximum number of path points allowed to be reported by the drone, the drone will upload the flight path information corresponding to the target path point to the base station. It improves the efficiency of UAV reporting flight path information and has high usability.
  • the first way is any of the following: selecting the target path points according to a first order; selecting the target path points according to the first distribution rule of path points; selecting the target path points according to the base station and/or The target path point is selected from the coverage area of the adjacent base station of the base station; the target path point is selected by the drone.
  • the target path point is selected by the UAV based on the first method on the flight path of the UAV. waypoint.
  • the first way is to select the target path point in a first order
  • the target path point is a path selected by the UAV in the first order on the flight path. point.
  • the first way is to select the target path point according to the first distribution rule.
  • the first distribution rule can be used to indicate at least one reference path point and a specified number.
  • the reference path point Not limited to at least one of the following: path starting point, path end point, path center point.
  • the target path point is the designated number of paths selected by the drone on the flight path among each of the reference path points and path points adjacent to each of the reference path points. point.
  • the first way is to select the target path point according to the coverage area of the base station and/or the base station's neighboring base station, and the target path point is when the drone is flying.
  • the path points selected on the path are located at the edge of the coverage area of the base station, and/or the path points are located within the coverage area of the adjacent base station.
  • the target path point is a path point where the first distance value selected by the drone on the flight path is greater than or equal to the first distance threshold, and/or the first signal strength is less than or equal to the first signal threshold.
  • Path point wherein, the first distance value is the distance value between the path point on the flight path of the drone and the base station, and the first signal strength is the distance value when the drone receives the The signal strength of the base station's reference signal.
  • the target path point is a path point where the second distance value selected by the drone on the flight path is less than or equal to the second distance threshold, and/or, the second signal strength is less than or equal to the second signal Threshold path point; wherein, the second distance value is the distance value between the path point on the flight path of the drone and the adjacent base station, and the second signal strength is the value received by the drone.
  • the signal strength of the reference signal to the neighboring base station is a path point where the second distance value selected by the drone on the flight path is less than or equal to the second distance threshold, and/or, the second signal strength is less than or equal to the second signal Threshold path point; wherein, the second distance value is the distance value between the path point on the flight path of the drone and the adjacent base station, and the second signal strength is the value received by the drone.
  • the signal strength of the reference signal to the neighboring base station is a path point where the second distance value selected by the drone on the flight path is less than or equal to the second distance threshold, and/or
  • the first method is for the UAV to select the target path point
  • the target path point is the path point selected by the UAV based on the second method on the flight path.
  • the second method is any one of the following: selecting the target path points according to the second order; selecting the target path points according to the second distribution rule of the path points; selecting the target path points according to the base station and/or the neighbors of the base station.
  • the target waypoint is selected within the coverage area of the base station.
  • the method for the UAV to select the target path point based on the first method refers to the selection method provided by the embodiment on the UAV side, which will not be described again here.
  • the target path point is the UAV on the flight path of the UAV, based on the second method Selected waypoint.
  • the second method is any one of the following: selecting the target path points according to the second order; selecting the target path points according to the second distribution rule of the path points; selecting the target path points according to the base station and/or the adjacent base station of the base station.
  • the coverage range selects the target waypoint.
  • the method for the UAV to select the target path point based on the second method refers to the selection method provided by the embodiment on the UAV side, which will not be described again here.
  • Figure 7 is a flow chart of an information transmission method according to an embodiment, which can be applied to a base station.
  • the method can include the following steps:
  • step 701 the configuration information is sent to the UAV through first Radio Resource Control RRC signaling.
  • the first RRC signaling may reuse the existing RRC signaling in the protocol, or may be a newly defined RRC signaling in the protocol, which is not limited by the present disclosure.
  • the first RRC signaling when the first RRC signaling multiplexes existing RRC signaling in the protocol, the first RRC signaling may be UEInformationRequest signaling.
  • step 702 receive the flight path information corresponding to the target path point reported by the drone when the total number of path points is greater than the maximum number of path points.
  • the drone can report all flight path information corresponding to the existing total path points to the base station without selecting the target number of path points from the total number of path points for reporting. . That is, the base station receives the flight path information corresponding to the total path points sent by the drone.
  • the base station receives the flight path information corresponding to the target path point reported by the drone.
  • the base station can send configuration information to the UAV through the first RRC signaling.
  • the UAV can On the flight path, select target waypoints that need to be reported to the base station, and the total number of selected target waypoints is less than or equal to the maximum number of waypoints. Further, the UAV reports the flight path information corresponding to the target path point to the base station. It improves the efficiency of UAV reporting flight path information and has high usability.
  • the base station may send the configuration information to the UAV through the first information unit in the first RRC signaling.
  • the first RRC signaling may reuse the existing RRC signaling in the protocol, or may be a newly defined RRC signaling in the protocol, which is not limited by the present disclosure.
  • the first information unit may reuse an existing information unit in the existing RRC signaling, or may be a newly defined information unit in the existing RRC signaling, or a newly defined one in the newly defined RRC signaling. Information unit, this disclosure does not limit this.
  • the first RRC signaling when the first RRC signaling multiplexes the existing RRC signaling in the protocol, and the first information unit multiplexes the existing information unit in the first RRC signaling, the first RRC signaling It may be UEInformationRequest signaling, and the first information unit may be the FlightPathInfoReportConfig information unit in UEInformationRequest signaling.
  • Figure 8 is a flow chart of an information transmission method according to an embodiment, which can be applied to a base station.
  • the method can include the following steps:
  • step 801 receive the notification information sent by the drone through the second RRC signaling.
  • the notification information is used to notify the base station that the UAV has flight path information.
  • the second RRC signaling may reuse the existing RRC signaling in the protocol, or may be a newly defined RRC signaling in the protocol, which is not limited by the present disclosure.
  • the second RRC signaling when the second RRC signaling reuses the existing RRC signaling in the protocol, for the NR network, the second RRC signaling can be any of the following: RRCReconfigurationComplete signaling; RRCReestablishmentComplete signaling ;RRCResumeComplete signaling;RRCSetupComplete signaling.
  • the second RRC signaling when the second RRC signaling reuses the existing RRC signaling in the protocol, for the LTE network, the second RRC signaling can be any of the following:
  • step 802 the configuration information is sent to the drone.
  • the base station after the base station determines that the drone has flight path information based on the notification information, it can send the configuration information to the drone.
  • the configuration information may include at least one of the maximum number of path points and the first mode.
  • the first method is a method in which the UAV selects a target path point that needs to be reported to the base station when the total number of path points in the UAV is greater than the maximum number of path points.
  • step 803 receive the flight path information corresponding to the target path point reported by the drone when the total number of path points is greater than the maximum number of path points.
  • the drone may first send notification information to the base station through the second RRC signaling to inform the base station that it has flight path information.
  • the base station can send configuration information to the drone based on the notification information. It improves the efficiency of UAV reporting flight path information and has high usability.
  • the base station when the total number of path points of the drone is less than or equal to the maximum number of path points, the base station can receive the flight path information corresponding to each path point reported by the drone.
  • the base station when the total number of path points is less than or equal to the maximum number of path points, it is also possible for the base station to receive the flight path information corresponding to the target path point reported by the drone, and this disclosure does not limit this.
  • the present disclosure also provides an application function implementation device embodiment.
  • Figure 9 is a block diagram of an information transmission device according to an exemplary embodiment.
  • the device is applied to a drone and includes:
  • the first receiving module 901 is configured to receive configuration information sent by the base station; wherein the configuration information includes at least one of the maximum number of path points allowed to be reported by the drone and a first method, and the first method is When the total number of path points in the UAV is greater than the maximum number of path points, the UAV selects a target path point that needs to be reported to the base station;
  • the selection module 902 is configured to select the target path point on the flight path of the drone when the total number of path points is greater than the maximum number of path points; wherein, the total number of the target path points The number of points is less than or equal to the maximum number of path points;
  • the reporting module 903 is configured to report the flight path information corresponding to the target way point to the base station.
  • Figure 10 is a block diagram of an information transmission device according to an exemplary embodiment.
  • the device is applied to a base station and includes:
  • the sending module 1001 is configured to send configuration information to the unmanned aerial vehicle; wherein the configuration information includes at least one of the maximum number of path points allowed to be reported by the unmanned aerial vehicle and a first method, and the first method is in When the total number of path points in the UAV is greater than the maximum number of path points, the UAV selects a target path point that needs to be reported to the base station;
  • the second receiving module 1002 is configured to receive the flight path information corresponding to the target path point reported by the drone when the total number of path points is greater than the maximum number of path points.
  • the device embodiment since it basically corresponds to the method embodiment, please refer to the partial description of the method embodiment for relevant details.
  • the device embodiments described above are only illustrative.
  • the units described above as separate components may or may not be physically separated.
  • the components shown as units may or may not be physical units, that is, they may be located in a place, or can be distributed across multiple network units. Some or all of the modules can be selected according to actual needs to achieve the purpose of the disclosed solution. Persons of ordinary skill in the art can understand and implement the method without any creative effort.
  • the present disclosure also provides a computer-readable storage medium, the storage medium stores a computer program, and the computer program is used to execute any of the above information transmission methods for the UAV side.
  • the present disclosure also provides a computer-readable storage medium that stores a computer program, and the computer program is used to execute any of the above information transmission methods for the base station side.
  • an information transmission device including:
  • Memory used to store instructions executable by the processor
  • the processor is configured to execute any one of the information transmission methods described above on the UAV side.
  • Figure 11 is a schematic structural diagram of an information transmission device 1100 according to an exemplary embodiment.
  • Device 1100 may be provided as a drone.
  • the apparatus 1100 includes a processing component 1122 , a wireless transmit/receive component 1124 , an antenna component 1126 , and a wireless interface-specific signal processing portion.
  • the processing component 1122 may further include at least one processor.
  • One of the processors in the processing component 1122 may be configured to perform any of the above information transmission methods on the UAV side.
  • an information transmission device including:
  • Memory used to store instructions executable by the processor
  • the processor is configured to execute any one of the above information transmission methods on the base station side.
  • Figure 12 is a schematic structural diagram of an information transmission device 1200 according to an exemplary embodiment.
  • Apparatus 1200 may be provided as a base station. 12, the apparatus 1200 includes a processing component 1222, a wireless transmit/receive component 1224, an antenna component 1226, and a wireless interface-specific signal processing portion.
  • the processing component 1222 may further include at least one processor.
  • One of the processors in the processing component 1222 may be configured to perform any one of the above information transmission methods on the base station side.

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

Abstract

La présente divulgation concerne un procédé et un dispositif de transmission d'informations, ainsi qu'un support de stockage. Le procédé de transmission d'informations comprend : la réception d'informations de configuration envoyées par une station de base, les informations de configuration comprenant le nombre maximal de points de trajet, dont le rapport par un véhicule aérien sans pilote est autorisé, et/ou un premier procédé, et le premier procédé étant une configuration dans laquelle le véhicule aérien sans pilote sélectionne des points de trajet cibles devant faire l'objet d'un rapport à la station de base lorsque le nombre total de points de trajet stockés par le véhicule aérien sans pilote est supérieur au nombre maximal de points de trajet ; si le nombre total de points de trajet est supérieur au nombre maximal de points de trajet, la sélection de points de trajet cibles sur un trajet de vol du véhicule aérien sans pilote, le nombre total des points de trajet cibles étant inférieur ou égal au nombre maximal de points de trajet ; et le rapport, à la station de base, d'informations de trajet de vol correspondant aux points de trajet cibles. La présente divulgation améliore l'efficacité de rapport des informations de trajet de vol d'un véhicule aérien sans pilote, et présente une grande faisabilité.
PCT/CN2022/088270 2022-04-21 2022-04-21 Procédé et dispositif de transmission d'informations, et support de stockage WO2023201646A1 (fr)

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