WO2019052273A1 - Procédé de commande de communication d'appareil sans pilote, terminal, et système sans pilote - Google Patents

Procédé de commande de communication d'appareil sans pilote, terminal, et système sans pilote Download PDF

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Publication number
WO2019052273A1
WO2019052273A1 PCT/CN2018/094993 CN2018094993W WO2019052273A1 WO 2019052273 A1 WO2019052273 A1 WO 2019052273A1 CN 2018094993 W CN2018094993 W CN 2018094993W WO 2019052273 A1 WO2019052273 A1 WO 2019052273A1
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WO
WIPO (PCT)
Prior art keywords
spectrum
information
communication
spectrum switching
unmanned
Prior art date
Application number
PCT/CN2018/094993
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English (en)
Chinese (zh)
Inventor
孟妍妍
Original Assignee
北京京东尚科信息技术有限公司
北京京东世纪贸易有限公司
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Application filed by 北京京东尚科信息技术有限公司, 北京京东世纪贸易有限公司 filed Critical 北京京东尚科信息技术有限公司
Publication of WO2019052273A1 publication Critical patent/WO2019052273A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/541—Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/345—Interference values
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/382—Monitoring; Testing of propagation channels for resource allocation, admission control or handover
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria

Definitions

  • generating the spectrum switching information comprises: generating spectrum switching information based on the predetermined policy according to the spectrum environment information when receiving the spectrum switching request from at least one of the driverless device or the control station.
  • the handover information generating unit includes: a handover request acquisition subunit configured to receive a spectrum switching request from at least one of the driverless device or the control station; a message generation subunit configured to be in the handover request And acquiring, when the subunit receives the spectrum switching request, generating spectrum switching information according to the predetermined policy according to the spectrum environment information;
  • Such a communication control terminal can adjust the spectrum between the unmanned device and the control station in real time according to the spectrum environment, thereby realizing adaptive adjustment of communication according to the spectrum environment condition, and improving the anti-interference effect of communication between the unmanned device and the control station. .
  • FIG. 5C is a schematic diagram of some embodiments of a handover information generating unit in the communication control terminal of the present disclosure.
  • 8E is a diagram of a receiving end spectrum switching configuration of a simulated environment of some embodiments of the driverless system of the present disclosure.
  • step 204 the spectrum switching information is transmitted to the unmanned driving device and the control station, so that the unmanned driving device and the control station perform communication spectrum switching according to the spectrum switching information.
  • step 302 when the unmanned device determines that the communication quality is lower than the predetermined communication state threshold, if the error rate is higher than the predetermined error rate, or the number of consecutive packet drops is higher than the predetermined number, the spectrum is transmitted to the communication control terminal.
  • a handover request when the control station finds that the communication quality with an unmanned device is lower than a predetermined communication state threshold, the spectrum control request may also be sent to the communication control terminal, where the spectrum switching request includes an unmanned device that needs to switch the communication spectrum Logo.
  • the unmanned device and the control station can detect the communication quality in real time, discover the communication quality problem in time, and request the communication control terminal to perform spectrum switching on the communication between the unmanned device and the control station, thereby realizing the communication adaptation. Adjustment to improve the anti-interference effect of communication between the driverless device and the control station.
  • step 401 the unmanned device or the control station acquires interference state information according to the message reception condition.
  • the spectrum environment acquisition device 51 can be a spectrum environment acquisition unit 501 that can receive components from sensors, antennas, and the like, as well as spectrum environment information collected by the driver and/or control station.
  • the spectrum environment acquiring unit 501 can also obtain spectrum environment information from other devices capable of collecting spectrum environment information.
  • the spectral environment information may include noise conditions for various frequency bands in the environment, and may also include occupied frequency bands, remaining frequency band conditions, etc., that the control station communicates with the various unmanned devices.
  • Such a communication control terminal can determine the communication state of the unmanned device and the control station based on the interference state information from the unmanned device or the control station, thereby determining whether to generate spectrum switching information, thereby improving the accuracy and timeliness of the switching timing. At the same time, the requirements for the computing power of the unmanned device and the control station are reduced.
  • the steps performed by the unmanned device in the communication control method of the above-described unmanned device can be performed, as in the steps in the embodiments of FIGS. 3 and 4.
  • the communication control terminal 63 is capable of executing other steps in the communication control method of the above unmanned device.
  • an adaptive adjustment of the communication spectrum of the driverless system can be implemented using a cognitive engine architecture based on CLIS (C Language Integrated Production System).
  • CLIS C Language Integrated Production System
  • a schematic diagram of some embodiments of a cognitive engine architecture is shown in FIG.
  • the CLIPS core can be implemented in a general-purpose CLIPS kernel structure, using general-purpose logic, and calling the CLIPS kernel through an interface.
  • the cognitive engine may include a rules folder for storing policies for performing spectrum allocation; the cognitive engine may further include a perceptron capable of perceiving user operations, detecting spectral environment information, obtaining communication quality, and the like.
  • FIG. 8A to 8G are schematic views showing the configuration and effect of the simulation experiment.
  • One end of the driverless device and the control station is used as a transmitting end, and one end is used as a receiving end.
  • the initial configuration information displayed by the transmitting terminal, the receiving terminal, and the communications control terminal includes the frequency band, the code rate, and the like.
  • the initial configuration information of the transmitting end is as shown in FIG. 8A, and the initial configuration information of the receiving end is as shown in FIG. 8B. Show.
  • the communication control terminal generates spectrum switching information because communication has not been possible. After receiving the spectrum switching information from the communication control terminal, the receiving end and the transmitting end perform spectrum switching as shown in FIG. 8E and FIG. 8F. When the switching is completed, the display schematic diagram of the communication control terminal is as shown in FIG. 8G, and the user interface may be It can be seen that the communication frequency is switched to 427MHz, and the reconstructed packet error rate is returned to 0 again, thereby realizing adaptive adjustment of communication and improving the anti-interference effect of communication between the unmanned device and the control station.
  • FIG. 1 A schematic structural view of some embodiments of the disclosed driverless system is shown in FIG.
  • Various parts of the driverless system may each include a memory 910 and a processor 920.
  • the memory 910 can be a magnetic disk, a flash memory, or any other non-volatile storage medium.
  • the memory is for storing instructions in a corresponding embodiment of the above communication control method.
  • the processor 920 is coupled to the memory 910 and can be implemented as one or more integrated circuits, such as a microprocessor or a microcontroller.
  • the processor 120 is configured to execute instructions stored in the memory, can implement adaptive adjustment of the communication spectrum, and improve anti-interference effects.
  • the present disclosure further provides a computer readable storage medium having stored thereon computer program instructions that, when executed by a processor, implement a method of communication control method of an unmanned device in accordance with a method in an embodiment step.
  • a processor may implement a method of communication control method of an unmanned device in accordance with a method in an embodiment step.
  • embodiments of the present disclosure may be provided as a method, apparatus, or computer program product. Accordingly, the present disclosure may take the form of an entirely hardware embodiment, an entirely software embodiment, or a combination of software and hardware aspects. Moreover, the present disclosure may take the form of a computer program product embodied on one or more computer-usable non-transitory storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) containing computer usable program code. .

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un procédé de commande de communication d'un appareil sans pilote, un terminal et un système sans pilote. Le procédé comprend : l'obtention d'informations d'environnement spectral; la génération d'informations de transfert de spectre selon les informations d'environnement spectral; et l'envoi des informations de transfert de spectre à un appareil sans pilote et à une station de commande, de telle sorte que l'appareil sans pilote et la station de commande puissent effectuer un transfert de spectre de communication selon les informations de transfert de spectre. Selon le procédé, un ajustement auto-adaptatif sur des communications est mis en œuvre en fonction d'une situation d'environnement spectral, et un effet anti-brouillage de communications est mis en œuvre entre un appareil sans pilote et une station de commande.
PCT/CN2018/094993 2017-09-15 2018-07-09 Procédé de commande de communication d'appareil sans pilote, terminal, et système sans pilote WO2019052273A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710831276.8 2017-09-15
CN201710831276.8A CN109511174A (zh) 2017-09-15 2017-09-15 无人驾驶装置通信控制方法、终端和无人驾驶系统

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WO2019052273A1 true WO2019052273A1 (fr) 2019-03-21

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Cited By (1)

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CN116260734A (zh) * 2023-03-23 2023-06-13 南京航空航天大学 面向频谱侦察的无人机集群自适应数据采集方法和系统

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CN112219176B (zh) * 2019-07-23 2023-12-01 深圳市大疆创新科技有限公司 遥控可移动平台控制方法、设备及计算机可读存储介质
CN110536366A (zh) * 2019-08-21 2019-12-03 青岛汇智天云科技有限公司 一种面向超视距通信有抗干扰功能的地面基站
CN111510735B (zh) * 2020-04-21 2022-11-01 新石器慧通（北京）科技有限公司 弱网环境下多路视频的编码传输方法、装置及无人车辆

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CN105892486A (zh) * 2016-04-15 2016-08-24 陈昊 数据通信方法、无人飞行器及控制端
US20170086112A1 (en) * 2015-09-17 2017-03-23 Qualcomm Incorporated Techniques for wireless communication channel management in shared frequency bands
CN106559152A (zh) * 2015-09-28 2017-04-05 联芯科技有限公司 通信频点的动态切换方法、自组网节点及无人机遥控系统
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US20170086112A1 (en) * 2015-09-17 2017-03-23 Qualcomm Incorporated Techniques for wireless communication channel management in shared frequency bands
CN106559152A (zh) * 2015-09-28 2017-04-05 联芯科技有限公司 通信频点的动态切换方法、自组网节点及无人机遥控系统
US20170215178A1 (en) * 2016-01-27 2017-07-27 Electronics And Telecommunications Research Institute Methods and procedures for dynamic channel assignment and change in unmanned aircraft system (uas) control and non-payload communication
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CN116260734A (zh) * 2023-03-23 2023-06-13 南京航空航天大学 面向频谱侦察的无人机集群自适应数据采集方法和系统
CN116260734B (zh) * 2023-03-23 2023-10-13 南京航空航天大学 面向频谱侦察的无人机集群自适应数据采集方法和系统

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