Bus stop reporting system, method and device
By using star flash technology to interact with data between buses and stations, the problems of inaccurate voice recognition, delayed station reporting and lagging site information updates in the existing bus station reporting system have been solved, and more efficient and accurate bus station reporting services have been achieved.
Patent Information
- Application Number
- CN202510349458.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-24
- Publication Date
- 2025-04-22
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The existing bus station reporting system has problems such as inaccurate voice recognition, delayed station reporting and lagging site information updates, which affects the convenience and user experience of passengers.
The star flash technology is adopted to ensure the timeliness of data interaction between the star flash base station and the star flash terminal with low latency and fast response speed, and improve the efficiency and service quality of the station reporting.
It improves the efficiency and service quality of bus stations, enhances the accuracy of data, adapts to more complex environments, and ensures that passengers can obtain station information in a timely and accurate manner.
Smart Images

Figure CN119863937A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of public transportation control, and more specifically, to a bus stop announcement system, method and device. Background Art
[0002] Bus stop announcement is a system used in public transportation to remind passengers that they are about to arrive at a stop. It usually provides passengers with real-time stop information through voice, electronic display screens or a combination of the two, helping passengers to understand their itinerary and get off the bus smoothly. Especially in public transportation such as urban buses, long-distance buses and subways, the stop announcement system has become an important service facility.
[0003] At present, there are some shortcomings in the bus stop announcement system, which affects its convenience and user experience. The following are some common shortcomings: 1. Inaccurate voice recognition. The voice announcement system sometimes has problems with inaccurate voice recognition, especially in noisy environments or when communication is not smooth. The announcement information may be wrong or unclear, resulting in passengers being unable to obtain the correct station information in time; 2. Delayed announcement. Sometimes when the bus approaches the station, the announcement information is not sent out in time, causing passengers to miss the opportunity to get off. Especially during peak hours, when the speed is fast or there are many stops, the reaction time of the announcement system may not keep up, affecting the judgment of passengers; 3. Delayed update of station information. The station information of some bus systems may not be updated in time, especially when the route is temporarily adjusted or a new station is added, the announcement system may not be updated in time, resulting in misleading passengers. Summary of the invention
[0004] The purpose of the present invention is to provide a bus stop announcement system, method and device, which utilizes the low latency, fast response speed, stability and reliability of Star Flash technology to ensure the timeliness of data interaction between buses and platforms, improve the efficiency and service quality of bus stop announcements, and improve the accuracy of bus stop announcement data to adapt to more complex environments.
[0005] A first aspect of the present invention provides a bus stop announcement system, the system comprising: The Xingshan base station is deployed at the bus station and is used to communicate data with the external server and the Xingshan terminal to determine whether to trigger the station announcement. The Xingshan terminal is deployed on the bus and is used to communicate data with the Xingshan base station, wherein the communication data content between the Xingshan terminal and the Xingshan base station includes the vehicle positioning signal, the distance between the platform and the vehicle, and the feedback broadcast information; The peripheral server includes a bus dispatch center platform, which is used for data communication with the Star Flash base station, wherein the communication data content between the peripheral server and the Star Flash base station includes vehicle operation data.
[0006] In this solution, the Star Flash base station and the Star Flash terminal are connected via the Star Flash communication technology, and the Star Flash base station and the external server are connected via the mobile communication technology.
[0007] In this solution, the equipment content of the Star Flash base station at least includes a 4G communication module, a platform Star Flash module, a platform GPS module and a platform display screen.
[0008] In this solution, the equipment content of the Star Flash terminal at least includes a bus Star Flash module, a bus GPS module, a voice module and a bus display screen.
[0009] A second aspect of the present invention further provides a bus stop announcement method, which is applied to the Star Flash base station of the bus stop announcement system described in any one of the above items, wherein the method comprises the following steps: Receive the vehicle positioning signal sent by the Xingshan terminal on the bus; Calculate the distance between the platform and the vehicle based on the vehicle positioning signal, and visualize the distance between the platform and the vehicle; It is determined whether the vehicle enters the station announcement trigger area. If the vehicle enters the station announcement trigger area, feedback broadcast information is obtained and fed back to the bus.
[0010] In this solution, the determination of whether the vehicle enters the station announcement triggering area specifically includes: Calculating vehicle position information based on the vehicle positioning signal; A position judgment is performed based on the vehicle position information and the platform coordinate range, wherein when the vehicle position information is within the platform coordinate range, it is judged that the vehicle has entered the station announcement trigger area, otherwise it is judged that the vehicle has not entered.
[0011] In this solution, the method also includes obtaining vehicle operation data of the bus and feeding back the vehicle operation data to an external server, wherein the external server includes a bus dispatch center platform, and the fed-back vehicle operation data includes vehicle fault data.
[0012] The third aspect of the present invention further provides a bus stop announcement device, which is applied to a Xingshan base station, and the Xingshan base station is arranged on a bus stop. The device includes a memory and a processor, and the memory includes a bus stop announcement method program. When the bus stop announcement method program is executed by the processor, the following steps are implemented: Receive the vehicle positioning signal sent by the Xingshan terminal on the bus; Calculating the distance between the platform and the vehicle based on the vehicle positioning signal; Determine whether the vehicle enters the station announcement trigger area, wherein, if the vehicle enters the station announcement trigger area, obtain feedback broadcast information and feed it back to the bus; and The vehicle operation data of the bus is obtained, and the vehicle operation data is fed back to the external server.
[0013] A fourth aspect of the present invention further provides a bus stop announcement method, which is applied to the Xingshan terminal of the bus stop announcement system described in any one of the above items, wherein the method comprises the following steps: Monitor vehicle operation data and vehicle positioning signals during vehicle driving; When the vehicle is traveling to the platform, the vehicle operation data and the vehicle positioning signal are sent to the platform base station; And obtain feedback broadcast information fed back by the station base station, and perform voice broadcast and video broadcast based on the feedback broadcast information.
[0014] A fifth aspect of the present invention further provides a bus stop announcement device, which is applied to a Xingshan terminal, wherein the Xingshan terminal is arranged on a bus, and the device comprises a memory and a processor, wherein the memory comprises a bus stop announcement method program, and when the bus stop announcement method program is executed by the processor, the following steps are implemented: Monitor vehicle operation data and vehicle positioning signals during vehicle driving; When the vehicle is traveling to the platform, the vehicle operation data and the vehicle positioning signal are sent to the platform base station; Acquire feedback broadcast information fed back by the station base station, and perform voice broadcast and video broadcast based on the feedback broadcast information.
[0015] The present invention discloses a bus stop announcement system, method and device, which utilize the low latency, fast response speed, stability and reliability of Star Flash technology to ensure the timeliness of data interaction between buses and platforms, improve the efficiency and service quality of bus stop announcements, and improve the accuracy of bus stop announcement data to adapt to more complex environments. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 A structural diagram of a bus stop announcement system of the present invention is shown; Figure 2 It shows a structure diagram of a Xingshan base station device of a bus stop announcement system of the present invention; Figure 3 It shows a structure diagram of a Xingshan terminal device of a bus stop announcement system of the present invention; Figure 4 A schematic diagram showing the steps of a bus stop announcement method of the present invention is shown; Figure 5 A schematic diagram showing the steps of a bus stop announcement method of the present invention is shown. DETAILED DESCRIPTION
[0017] In order to more clearly understand the above-mentioned purpose, features and advantages of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.
[0018] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited to the specific embodiments disclosed below.
[0019] Figure 1 A structural diagram of a bus stop announcement system of the present application is shown.
[0020] like Figure 1 As shown, the present application discloses a bus stop announcement system, comprising: The Xingshan base station is deployed at the bus station and is used to communicate data with the external server and the Xingshan terminal to determine whether to trigger the station announcement. The Xingshan terminal is deployed on the bus and is used to communicate data with the Xingshan base station, wherein the communication data content between the Xingshan terminal and the Xingshan base station includes the vehicle positioning signal, the distance between the platform and the vehicle, and the feedback broadcast information; The peripheral server includes a bus dispatch center platform, which is used for data communication with the Star Flash base station, wherein the communication data content between the peripheral server and the Star Flash base station includes vehicle operation data.
[0021] It should be noted that, in this embodiment, the Starlight base station and the Starlight terminal are connected via the Starlight communication technology, and the Starlight base station and the external server are connected via the mobile communication technology. Specifically, when the Starlight base station is used, it is deployed at the bus stop, and is used to communicate data with the external server and the Starlight terminal to determine whether to trigger the station announcement. When the Starlight terminal is used, it is deployed on the bus, and is used to communicate data with the Starlight base station. Accordingly, the communication data content between the Starlight terminal and the Starlight base station includes the vehicle positioning signal, the distance between the station and the vehicle, and the feedback broadcast information. In addition, the external server includes a bus dispatching center platform, which is used to communicate data with the Starlight base station, and the communication data content between the external server and the Starlight base station includes vehicle operation data.
[0022] Furthermore, if Figure 2As shown, the equipment content of the Star Flash Base Station at least includes a 4G communication module, a platform Star Flash module, a platform GPS module and a platform display screen, wherein the Star Flash Base Station needs to communicate and connect with the Star Flash terminal and the peripheral server. Therefore, the equipment of the Star Flash Base Station includes a 4G communication module, which is used to communicate and connect with the peripheral server, and a platform Star Flash module for communicating and connecting with the Star Flash terminal. The platform GPS module is used to locate the specific location coordinates of the platform, and the platform display screen is used to display the distance between the bus and the platform.
[0023] Furthermore, if Figure 3 As shown, the equipment content of the Star Flash terminal at least includes a bus Star Flash module, a bus GPS module, a voice module and a bus display screen, wherein the Star Flash terminal is communicatively connected to the Star Flash base station. Therefore, the equipment of the Star Flash terminal includes a bus Star Flash module for communicating with the platform Star Flash module of the Star Flash base station, and a bus GPS module for locating the position of the bus to obtain a vehicle positioning signal, the voice module is used to broadcast relevant arrival information, and the bus display screen is used to display the arrival information related to the video broadcast.
[0024] Figure 4 A schematic diagram of the steps of a bus stop announcement method of a Star Flash base station of the bus stop announcement system described in any one of the above items is shown in the present application.
[0025] like Figure 4 As shown, the present application discloses a bus stop announcement method, comprising the following steps: S402, receiving a vehicle positioning signal sent by a Xingshan terminal on the bus; S404, calculating the distance between the platform and the vehicle based on the vehicle positioning signal, and visualizing the distance between the platform and the vehicle; S406, determining whether the vehicle enters the station announcement triggering area, wherein, if the vehicle enters the station announcement triggering area, obtaining feedback broadcast information and feeding it back to the bus.
[0026] It should be noted that, in this embodiment, the Starflash base station set up at the platform needs to communicate with two parties, one is the external server, which will be described in detail in the subsequent instructions, and the other is the Starflash terminal on the bus. Specifically, the communication process between the Starflash base station and the Starflash terminal is mainly to receive the vehicle positioning signal sent by the Starflash terminal on the bus, and then calculate the distance between the platform and the vehicle based on the vehicle positioning signal, and visualize the distance between the platform and the vehicle using the platform display screen, and judge whether the vehicle enters the station announcement trigger area. If it enters the station announcement trigger area, the feedback broadcast information is obtained and fed back to the bus for the bus to broadcast the arrival at the station.
[0027] According to an embodiment of the present invention, the step of determining whether the vehicle enters the station announcement triggering area specifically includes: Calculating vehicle position information based on the vehicle positioning signal; A position judgment is performed based on the vehicle position information and the platform coordinate range, wherein when the vehicle position information is within the platform coordinate range, it is judged that the vehicle has entered the station announcement trigger area, otherwise it is judged that the vehicle has not entered.
[0028] It should be noted that, in this embodiment, it is specifically explained how to determine whether a bus has entered the station announcement trigger area. Specifically, the vehicle position information is calculated based on the vehicle positioning signal, and then the vehicle position information and the platform coordinate range corresponding to different platforms are used to perform position-related judgments. When the vehicle position information is within the corresponding platform coordinate range, it is judged that the vehicle has entered the station announcement trigger area of the platform, otherwise it is judged that the vehicle has not entered.
[0029] According to an embodiment of the present invention, the method further includes acquiring vehicle operation data of the bus and feeding back the vehicle operation data to an external server, wherein the external server includes a bus dispatch center platform, and the fed-back vehicle operation data includes vehicle fault data.
[0030] It should be noted that, in this embodiment, the communication between the Star Flash terminal and the external server is specifically described. Specifically, the vehicle operation data transmitted from the bus is obtained, and the vehicle operation data is fed back to the external server for background recording or processing, wherein the external server includes a bus dispatch center platform, and the fed back vehicle operation data includes vehicle fault data. After the vehicle fault data is fed back, the bus dispatch center platform can take corresponding remedial measures as soon as possible.
[0031] In addition, the present invention discloses a bus stop announcement device, which is applied to a Xingshan base station. The Xingshan base station is arranged on a bus stop. The device includes a memory and a processor. The memory includes a bus stop announcement method program. When the bus stop announcement method program is executed by the processor, the following steps are implemented: Receive the vehicle positioning signal sent by the Xingshan terminal on the bus; Calculating the distance between the platform and the vehicle based on the vehicle positioning signal; Determine whether the vehicle enters the station announcement trigger area, wherein, if the vehicle enters the station announcement trigger area, obtain feedback broadcast information and feed it back to the bus; and The vehicle operation data of the bus is obtained, and the vehicle operation data is fed back to the external server.
[0032] It should be noted that, in this embodiment, the Starflash base station needs to communicate with two parties, one is the external server, which will be described in detail in the subsequent instructions, and the other is the Starflash terminal on the bus. Specifically, the communication process between the Starflash base station and the Starflash terminal is mainly to receive the vehicle positioning signal sent by the Starflash terminal on the bus, and then calculate the distance between the platform and the vehicle based on the vehicle positioning signal, and visualize the distance between the platform and the vehicle using the platform display screen, and judge whether the vehicle enters the station announcement trigger area. If it enters the station announcement trigger area, the feedback broadcast information is obtained and fed back to the bus for the bus to broadcast the arrival at the station.
[0033] According to an embodiment of the present invention, the step of determining whether the vehicle enters the station announcement triggering area specifically includes: Calculating vehicle position information based on the vehicle positioning signal; A position judgment is performed based on the vehicle position information and the platform coordinate range, wherein when the vehicle position information is within the platform coordinate range, it is judged that the vehicle has entered the station announcement trigger area, otherwise it is judged that the vehicle has not entered.
[0034] It should be noted that, in this embodiment, it is specifically explained how to determine whether a bus has entered the station announcement trigger area. Specifically, the vehicle position information is calculated based on the vehicle positioning signal, and then the vehicle position information and the platform coordinate range corresponding to different platforms are used to perform position-related judgments. When the vehicle position information is within the corresponding platform coordinate range, it is judged that the vehicle has entered the station announcement trigger area of the platform, otherwise it is judged that the vehicle has not entered.
[0035] According to an embodiment of the present invention, the method further includes acquiring vehicle operation data of the bus and feeding back the vehicle operation data to an external server, wherein the external server includes a bus dispatch center platform, and the fed-back vehicle operation data includes vehicle fault data.
[0036] It should be noted that, in this embodiment, the communication between the Star Flash terminal and the external server is specifically described. Specifically, the vehicle operation data transmitted from the bus is obtained, and the vehicle operation data is fed back to the external server for background recording or processing, wherein the external server includes a bus dispatch center platform, and the fed back vehicle operation data includes vehicle fault data. After the vehicle fault data is fed back, the bus dispatch center platform can take corresponding remedial measures as soon as possible.
[0037] Figure 5 A schematic diagram of the steps of a bus stop announcement method of a Star Flash base station of the bus stop announcement system described in any one of the above items is shown in the present application.
[0038] like Figure 5As shown, the present application discloses a bus stop announcement method, comprising the following steps: Step S502, monitoring vehicle operation data and vehicle positioning signals during vehicle driving; Step S504, when the vehicle is traveling to the platform, the vehicle operation data and the vehicle positioning signal are sent to the platform base station; Step S506: Acquire feedback broadcast information fed back by the station base station, and perform voice broadcast and video broadcast based on the feedback broadcast information.
[0039] It should be noted that, in this embodiment, for the Star Flash terminal installed on the bus, it only needs to communicate with the Star Flash base station installed at the platform. When the Star Flash terminal is used, it monitors the vehicle operation data and vehicle positioning signal during the vehicle's driving process. The vehicle operation data includes vehicle fault data, and the vehicle positioning signal is obtained by using the bus GPS module to locate the vehicle and obtain the corresponding positioning signal. When the vehicle travels to the platform, the vehicle operation data and the vehicle positioning signal are sent to the platform base station, and the feedback broadcast information from the platform base station is obtained. Voice broadcast and video broadcast are performed based on the feedback broadcast information. The bus display screen is used for video playback, and the voice module on the bus is used for voice broadcast.
[0040] In addition, the present invention discloses a bus stop announcement device, which is applied to a Xingshan terminal. The Xingshan terminal is arranged on a bus. The device includes a memory and a processor. The memory includes a bus stop announcement method program. When the bus stop announcement method program is executed by the processor, the following steps are implemented: Monitor vehicle operation data and vehicle positioning signals during vehicle driving; When the vehicle is traveling to the platform, the vehicle operation data and the vehicle positioning signal are sent to the platform base station; And obtain feedback broadcast information fed back by the station base station, and perform voice broadcast and video broadcast based on the feedback broadcast information.
[0041] It should be noted that, in this embodiment, for the Star Flash terminal installed on the bus, it only needs to communicate with the Star Flash base station installed at the platform. When the Star Flash terminal is used, it monitors the vehicle operation data and vehicle positioning signal during the vehicle's driving process. The vehicle operation data includes vehicle fault data, and the vehicle positioning signal is obtained by using the bus GPS module to locate the vehicle and obtain the corresponding positioning signal. When the vehicle travels to the platform, the vehicle operation data and the vehicle positioning signal are sent to the platform base station, and the feedback broadcast information from the platform base station is obtained. Voice broadcast and video broadcast are performed based on the feedback broadcast information. The bus display screen is used for video playback, and the voice module on the bus is used for voice broadcast.
[0042] The present invention discloses a bus stop announcement system, method and device, which utilize the low latency, fast response speed, stability and reliability of Star Flash technology to ensure the timeliness of data interaction between buses and platforms, improve the efficiency and service quality of bus stop announcements, and improve the accuracy of bus stop announcement data to adapt to more complex environments.
[0043] In the several embodiments provided in the present application, it should be understood that the disclosed devices and methods can be implemented in other ways. The device embodiments described above are only schematic. For example, the division of the units is only a logical function division. There may be other division methods in actual implementation, such as: multiple units or components can be combined, or can be integrated into another system, or some features can be ignored or not executed. In addition, the coupling, direct coupling, or communication connection between the components shown or discussed can be through some interfaces, and the indirect coupling or communication connection of the devices or units can be electrical, mechanical or other forms.
[0044] The units described above as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units; they may be located in one place or distributed on multiple network units; some or all of the units may be selected according to actual needs to achieve the purpose of the present embodiment.
[0045] In addition, all functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may be separately used as a unit, or two or more units may be integrated into one unit; the above-mentioned integrated units may be implemented in the form of hardware or in the form of hardware plus software functional units.
[0046] A person of ordinary skill in the art can understand that: all or part of the steps of implementing the above method embodiment can be completed by hardware related to program instructions, and the aforementioned program can be stored in a computer-readable storage medium. When the program is executed, it executes the steps of the above method embodiment; and the aforementioned storage medium includes: a mobile storage device, a read-only memory (ROM), a random access memory (RAM), a magnetic disk or an optical disk, and other media that can store program codes.
[0047] Alternatively, if the above-mentioned integrated unit of the present invention is implemented in the form of a software function module and sold or used as an independent product, it can also be stored in a computer-readable storage medium. Based on this understanding, the technical solution of the embodiment of the present invention can be essentially or partly reflected in the form of a software product that contributes to the prior art. The computer software product is stored in a storage medium and includes several instructions for a computer device (which can be a personal computer, server, or network device, etc.) to execute all or part of the methods described in each embodiment of the present invention. The aforementioned storage medium includes: various media that can store program codes, such as mobile storage devices, ROM, RAM, magnetic disks or optical disks.
Claims
1. A bus stop announcement system, characterized in that: The system comprises: The Xingshan base station is deployed at the bus station and is used to communicate data with the external server and the Xingshan terminal to determine whether to trigger the station announcement. The Xingshan terminal is deployed on the bus and is used to communicate data with the Xingshan base station, wherein the communication data content between the Xingshan terminal and the Xingshan base station includes the vehicle positioning signal, the distance between the platform and the vehicle, and the feedback broadcast information; The peripheral server includes a bus dispatch center platform, which is used for data communication with the Star Flash base station, wherein the communication data content between the peripheral server and the Star Flash base station includes vehicle operation data.
2. A bus stop announcement system according to claim 1, characterized in that: The Star Flash base station is connected to the Star Flash terminal via the Star Flash communication technology, and the Star Flash base station is connected to the external server via the mobile communication technology.
3. A bus stop announcement system according to claim 1, characterized in that: The equipment content of the Star Flash base station at least includes a 4G communication module, a platform Star Flash module, a platform GPS module and a platform display screen.
4. A bus stop announcement system according to claim 1, characterized in that: The equipment content of the Star Flash terminal at least includes a bus Star Flash module, a bus GPS module, a voice module and a bus display screen.
5. A bus stop announcement method, characterized in that: The Starflash base station applied to the bus stop announcement system according to any one of claims 1 to 4 above, wherein the method comprises the following steps: Receive the vehicle positioning signal sent by the Xingshan terminal on the bus; Calculate the distance between the platform and the vehicle based on the vehicle positioning signal, and visualize the distance between the platform and the vehicle; It is determined whether the vehicle enters the station announcement trigger area. If the vehicle enters the station announcement trigger area, feedback broadcast information is obtained and fed back to the bus.
6. A bus stop announcement method according to claim 5, characterized in that: The determining whether the vehicle enters the station announcement triggering area specifically includes: Calculating vehicle position information based on the vehicle positioning signal; The position is determined based on the vehicle position information and the platform coordinate range, wherein when the vehicle position information is within the platform coordinate range, it is determined that the vehicle has entered the station announcement trigger area, otherwise it is determined that the vehicle has not entered.
7. A bus stop announcement method according to claim 5, characterized in that: The method also includes acquiring vehicle operation data of the bus, and feeding back the vehicle operation data to an external server, wherein the external server includes a bus dispatch center platform, and the fed-back vehicle operation data includes vehicle fault data.
8. A bus stop announcement device, characterized in that: Applied to a Xingshan base station, the Xingshan base station is set on a bus stop, the device includes a memory and a processor, the memory includes a bus stop announcement method program, and the bus stop announcement method program is executed by the processor to implement the following steps: Receive the vehicle positioning signal sent by the Xingshan terminal on the bus; Calculating the distance between the platform and the vehicle based on the vehicle positioning signal; Determine whether the vehicle enters the station announcement trigger area, wherein, if the vehicle enters the station announcement trigger area, obtain feedback broadcast information and feed it back to the bus; and The vehicle operation data of the bus is obtained, and the vehicle operation data is fed back to the external server.
9. A bus stop announcement method, characterized in that: The Xingshan terminal applied to the bus stop announcement system according to any one of claims 1 to 4 above, wherein the method comprises the following steps: Monitor vehicle operation data and vehicle positioning signals during vehicle driving; When the vehicle is traveling to the platform, the vehicle operation data and the vehicle positioning signal are sent to the platform base station; Acquire feedback broadcast information fed back by the station base station, and perform voice broadcast and video broadcast based on the feedback broadcast information.
10. A bus stop announcement device, characterized in that: The device is applied to a Xingshan terminal, which is arranged on a bus. The device includes a memory and a processor. The memory includes a bus stop announcement method program. When the bus stop announcement method program is executed by the processor, the following steps are implemented: Monitor vehicle operation data and vehicle positioning signals during vehicle driving; When the vehicle is traveling to the platform, the vehicle operation data and the vehicle positioning signal are sent to the platform base station; And obtain feedback broadcast information fed back by the station base station, and perform voice broadcast and video broadcast based on the feedback broadcast information.
Citation Information
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