Ultrasonic radar data collector

Abstract

The utility model relates to an ultrasonic radar data acquisition unit, which comprises an ultrasonic radar, the ultrasonic radar is in interactive connection with a data acquisition controller, the data acquisition controller is in interactive connection with a processing device through a communication device, and the output end of the processing device is connected with the input end of a display. And the data acquisition controller and the processing device are both interactively connected with the ADAS. According to the utility model, visual operation can be realized, and the safety of a user is provided.

Description

Technical Field

[0001] The utility model relates to an ultrasonic radar data collector. Background Art

[0002] As there are more and more cars on the road and the roads are getting more and more crowded. At present, the vehicle configuration is becoming more and more abundant, and automatic parking, AVP parking, and low-speed unmanned driving are becoming more and more mainstream configurations of vehicles. These functions are inseparable from the role of ultrasonic radar. The configuration of ultrasonic radar is increasing, and the functional requirements are higher. In the past, as long as it could beep to detect large obstacles, it would be fine. After searching, the patent: Automobile radar communication device, method and system based on vehicle Ethernet (CN202011633469.0) is used to realize the interaction between various specified radar signals in the vehicle, including a control module, a bus and each radar data acquisition device for collecting various radar signals specified by the vehicle. The control module includes a first processor module, and a first vehicle Ethernet PHY interface module and a first power supply module respectively connected to the first processor module. The radar data acquisition device includes an ultrasonic radar body, a second processor module, and a second vehicle Ethernet PHY interface module and a second power supply module respectively connected to the second processor module. The control module and the radar data acquisition device are respectively connected to the bus through the first vehicle Ethernet PHY interface module and the second vehicle Ethernet PHY interface module. The above ultrasonic radar can accurately output the location of obstacles, and needs to output the characteristic information of different obstacles. A special device is needed to collect the information of ultrasonic radar detecting different obstacles, so as to analyze the characteristics of ultrasonic radar detecting different obstacles.

[0003] In view of the above-mentioned defects, the designers have actively carried out research and innovation in order to create an ultrasonic radar data collector with a new structure to make it more valuable for industrial use. Utility Model Content

[0004] In order to solve the above technical problems, the purpose of the utility model is to provide an ultrasonic radar data collector.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] An ultrasonic radar data collector comprises an ultrasonic radar, the ultrasonic radar is interactively connected to a data acquisition controller, the data acquisition controller is interactively connected to a processing device via a communication device, an output end of the processing device is connected to an input end of a display, and the data acquisition controller and the processing device are both interactively connected to an ADAS;

[0007] The data acquisition controller includes an ultrasonic data acquisition module, an ultrasonic obstacle processing module and a data transmission module. The acquisition end of the ultrasonic data acquisition module is connected to the output end of the ultrasonic radar, the output end of the ultrasonic data acquisition module is connected to the input end of the ultrasonic obstacle processing module, the output end of the ultrasonic obstacle processing module is connected to the input end of the data transmission module, and the data transmission module is connected to the processing device through a communication device.

[0008] Preferably, in the ultrasonic radar data collector, the ultrasonic radar and the data acquisition controller are interconnected via a DSI3 bus.

[0009] Preferably, in the ultrasonic radar data collector, the ADAS is interactively connected with the data acquisition controller and the processing device via CAN.

[0010] Preferably, in the ultrasonic radar data collector, the communication device is Ethernet.

[0011] Preferably, in the ultrasonic radar data collector, the processing device is a PC.

[0012] By means of the above solution, the utility model has at least the following advantages:

[0013] The utility model can perform acoustic wave visualization processing on the data collected by the ultrasonic radar, so that the ultrasonic detection can be seen more intuitively and safe driving can be improved at the same time.

[0014] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the utility model in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of the data acquisition controller of the utility model;

[0018] Figure 3 This is a circuit diagram of a driving module of the ultrasonic radar of the utility model;

[0019] Figure 4 It is a circuit diagram of the Ethernet driver module of the utility model;

[0020] Figure 5 It is a circuit diagram of the CAN driver module of the utility model;

[0021] Figure 6 It is a circuit diagram of a processing chip of a data acquisition controller of the utility model;

[0022] Figure 7 It is a circuit diagram of the ultrasonic radar of the utility model. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0024] Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for which protection is sought, but merely represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application.

[0025] Example

[0026] like Figures 1 to 7 As shown, an ultrasonic radar data collector includes an ultrasonic radar 1, wherein the ultrasonic radar 1 is interactively connected to a data acquisition controller 2, wherein the data acquisition controller 2 is interactively connected to a processing device 4 via a communication device 3, wherein an output end of the processing device 4 is connected to an input end of a display 5, and the data acquisition controller 2 and the processing device 4 are both interactively connected to an ADAS;

[0027] The data acquisition controller 2 includes an ultrasonic data acquisition module 21, an ultrasonic obstacle processing module 22 and a data transmission module 23. The acquisition end of the ultrasonic data acquisition module 21 is connected to the output end of the ultrasonic radar 1, the output end of the ultrasonic data acquisition module 21 is connected to the input end of the ultrasonic obstacle processing module 22, the output end of the ultrasonic obstacle processing module 22 is connected to the input end of the data transmission module 23, and the data transmission module 23 is connected to the processing device 4 through the communication device 3.

[0028] The ultrasonic radar 1 and the data acquisition controller 2 in the utility model are interconnected via a DSI3 bus.

[0029] The ADAS described in the present invention is interactively connected with the data acquisition controller 2 and the processing device 4 via CAN.

[0030] The communication device 3 in the present invention is Ethernet.

[0031] The processing device described in the utility model is a PC.

[0032] The ADAS 6 (Automatic Data Acquisition System) described in the present invention is interactively connected with the data acquisition controller 2 and the signal processing device 4 via CAN.

[0033] The data acquisition controller in this utility model adopts S32K148 chip. Figure 6 .

[0034] The ultrasonic data acquisition module is used to collect ultrasonic raw data and ultrasonic post-processing information. The details are as follows:

[0035] 1. Ultrasonic raw data: distance information, height information, diagnostic information, etc.;

[0036] 2. Ultrasonic post-processing information: ultrasonic positioning point information, ultrasonic obstacle information.

[0037] The ultrasonic obstacle processing module 22 processes the following information:

[0038] Ultrasonic positioning point processing, judging and filtering unreasonable positioning points, adding, modifying and deleting positioning points;

[0039] Target obstacle clustering processing uses the spacing and positions of multiple frames and adjacent ultrasound positioning points to generate target obstacles through clustering;

[0040] The ultrasonic freespace (drivable area) is generated based on the ultrasonic positioning points and the ultrasonic raw data, which can be used for the later girdmap (grid map) to perform multi-frame fusion processing on the ultrasonic data to obtain a local perception map near the vehicle.

[0041] The working principle of the utility model is as follows:

[0042] The utility model adopts 12 ultrasonic radars, and a data controller is connected to the 12 ultrasonic radars on the vehicle. The work of the ultrasonic radar is controlled by the data controller. The data controller collects and stores the detection information of the ultrasonic radar on the obstacle and transmits it to the PC (signal processing device) through the Ethernet communication method. The PC plays back the data of the data controller through a visualization tool, processes and analyzes it, and finally displays it on a visualization interface.

[0043] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0044] In the description of this application, it should be noted that the terms "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the product of the application is usually placed when in use. They are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this application. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0045] In addition, the terms "horizontal", "vertical" and the like do not mean that the components are required to be absolutely horizontal or vertical, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0046] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0047] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. It should be pointed out that a person skilled in the art can make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be regarded as within the protection scope of the present invention.

Claims

1. An ultrasonic radar data collector, comprising an ultrasonic radar (1), characterized in that: The ultrasonic radar (1) is interconnected with a data acquisition controller (2), the data acquisition controller (2) is interconnected with a processing device (4) via a communication device (3), an output end of the processing device (4) is connected to an input end of a display (5), and both the data acquisition controller (2) and the processing device (4) are interconnected with an ADAS; The data acquisition controller (2) comprises an ultrasonic data acquisition module (21), an ultrasonic obstacle processing module (22) and a data transmission module (23); the acquisition end of the ultrasonic data acquisition module (21) is connected to the output end of the ultrasonic radar (1); the output end of the ultrasonic data acquisition module (21) is connected to the input end of the ultrasonic obstacle processing module (22); the output end of the ultrasonic obstacle processing module (22) is connected to the input end of the data transmission module (23); and the data transmission module (23) is connected to the processing device (4) via the communication device (3).

2. The ultrasonic radar data collector according to claim 1, characterized in that: The ultrasonic radar (1) and the data acquisition controller (2) are interconnected via a DSI3 bus.

3. The ultrasonic radar data collector according to claim 1, characterized in that: The ADAS is interactively connected with a data acquisition controller (2) and a processing device (4) via CAN.

4. An ultrasonic radar data collector according to claim 1 or 3, characterized in that: The communication device (3) is Ethernet.

5. The ultrasonic radar data collector according to claim 1, characterized in that: The processing device is a PC.

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