CN214450744U - Integrated driving assisting device - Google Patents
Integrated driving assisting device Download PDFInfo
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- CN214450744U CN214450744U CN202023318980.XU CN202023318980U CN214450744U CN 214450744 U CN214450744 U CN 214450744U CN 202023318980 U CN202023318980 U CN 202023318980U CN 214450744 U CN214450744 U CN 214450744U
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Abstract
The utility model relates to an automatic driving technical field, concretely relates to integrated form driver assistance device. The intelligent heat dissipation system comprises a domain controller, an upper expansion assembly, a lower expansion assembly, a heat dissipation fan, an information memory, a power manager, an identification assembly and a microcontroller, wherein the upper expansion assembly and the heat dissipation fan are arranged on one side of the domain controller at intervals, the lower expansion assembly is arranged on the other side of the domain controller at intervals, the information memory and the power manager are arranged on the other side of the domain controller at intervals, the upper expansion assembly, the heat dissipation fan, the lower expansion assembly, the information memory and the power manager are respectively electrically connected with the domain controller, the identification assembly is arranged at one end of the domain controller, the microcontroller is arranged at the other end of the domain controller, and the identification assembly and the microcontroller are electrically connected with the domain controller. The auxiliary driving device has the advantages of low cost, simplified system and good working effect, solves the problems of high cost, complex system and poor working effect of the existing automatic driving device, and meets the requirement of automatic driving of vehicles.
Description
Technical Field
The utility model relates to an automatic driving technical field, concretely relates to integrated form driver assistance device.
Background
With the development of technology and the increase of user demands, the automobile industry in recent years is actively developing automatic driving technology to allow an automobile to automatically and safely run without the operation of a driver in cooperation with various vehicle-mounted devices. The international SAE society divides the automatic driving into five levels of L1 to L5 according to the degree of automation of the automobile, and the existing level of automation can assist driving and operate various functions of the vehicle, and the intelligent degree is between L2 and L3, so the system is also called L2.5 level automatic driving.
In the existing L2 autopilot device, in order to realize automatic driving assistance functions such as Automatic Emergency Braking (AEB), Adaptive Cruise Control (ACC), lane keeping system (LKA), automatic parking, speed limit recognition and automatic lane change, one or more discrete Electronic Control Units (ECUs) are needed to realize corresponding functions, so that a large number of ECUs are needed to match the functions, if about thirty ECUs are carried on medium-low-grade vehicles, hundreds of ECUs are carried on high-grade vehicles, and the production cost is remarkably increased; in addition, compared with the traditional automobile control system, the complexity of control logic is increased by the vehicle-mounted network formed by a plurality of ECUs, so that the subsequent customization work is very difficult, the software development on a driving device is not facilitated, and the usability is reduced; on the other hand, the conventional ECU or Micro Control Unit (MCU) has a relatively low computational complexity, and when performing automatic driving, the conventional driving assistance apparatus can only perform visual recognition by using the conventional image processing technology, so that the recognition accuracy is reduced, and the recognition effect is easily affected by external factors such as light, and thus a new driving assistance apparatus is required to solve the above-mentioned disadvantages.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical defect that the cost is higher, the system is complicated and the working effect is poor that above-mentioned current autopilot device exists, the utility model provides a lower, the system of cost simplifies and the integrated form driver's assistance device that the working effect is good.
In order to solve the above problem, the utility model discloses realize according to following technical scheme:
an integrated form driver assistance device, include domain controller, go up extension subassembly, lower extension subassembly, radiator fan, information storage ware, power manager, discernment subassembly and microcontroller, its characterized in that: the field controller comprises a field controller and is characterized in that an upper expansion assembly and a cooling fan are arranged on one side of the field controller at intervals, the upper expansion assembly and the cooling fan are respectively electrically connected with the field controller, a lower expansion assembly, an information memory and a power manager are arranged on the other side of the field controller at intervals, the lower expansion assembly, the information memory and the power manager are respectively electrically connected with the field controller, an identification assembly is arranged at one end of the field controller and is electrically connected with the field controller, a microcontroller is arranged at the other end of the field controller, and the microcontroller is electrically connected with the field controller through a debugger.
The upper extension component comprises a data interface, a video interface and a network interface, wherein more than two data interfaces are arranged on one side of the video interface, and the network interface is arranged on the other side of the video interface.
The data interface is a Type-C interface based on a USB standard.
The video interface is an HDMI interface.
The lower expansion component comprises a storage card interface, a hard disk interface and a network card interface, wherein the storage card interface is arranged on one side of the hard disk interface, and the network card interface is arranged on the other side of the hard disk interface.
The hard disk interface is an M.2KEY M interface based on PCI-E standard.
The network card interface is an MINI PCIE interface.
The identification assembly comprises a camera, a vehicle control unit, a millimeter wave radar and a sensor group, the camera is arranged on one side of the vehicle control unit, and the millimeter wave radar and the sensor group are arranged on the other side of the vehicle control unit at intervals.
The sensor group comprises a locator and an inertial measurement unit.
Compared with the prior art, the beneficial effects of the utility model are that:
the integrated auxiliary driving device has the advantages of low cost, simplified system and good working effect, integrates functions through a centralized domain controller, avoids adopting a large number of distributed ECUs to realize the functions respectively, obviously reduces the production cost, only needs to process the input and output logics of the domain controller through the cooperation of the domain controller and external elements, simplifies the system complexity and is convenient for subsequent customization and development; in addition, the assistant driving device supports the cooperative work of the camera, the millimeter wave radar and the sensor group by utilizing higher computational power, increases the accuracy of identification, improves the speed and the correctness of decision, planning and reaction of the system, solves the problems of higher cost, complex system and poor working effect of the existing automatic driving device, and meets the requirement of automatic driving of the vehicle.
Drawings
The following detailed description of embodiments of the invention is provided with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of an upper expansion assembly of the present invention;
fig. 3 is a schematic structural diagram of the lower expansion assembly of the present invention;
fig. 4 is a schematic structural view of the identification assembly of the present invention;
fig. 5 is a schematic structural diagram of a sensor group according to the present invention.
In the figure: 1. the system comprises a domain controller, 2, an upper expansion component, 201, a data interface, 202, a video interface, 203, a network interface, 3, a lower expansion component, 301, a memory card interface, 302, a hard disk interface, 303, a network card interface, 4, a cooling fan, 5, an information memory, 6, a power supply manager, 7, an identification component, 701, a camera, 702, a whole vehicle controller, 703, a millimeter wave radar, 704, a sensor group, 705, a locator, 706, an inertia measurement unit, 8, a microcontroller, 9 and a debugger.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1-5, the integrated driving assisting device of the present invention includes a domain controller 1, an upper expansion module 2, a lower expansion module 3, a heat dissipation fan 4, an information storage 5, a power manager 6, an identification module 7, and a microcontroller 8, specifically, the domain controller 1 is a processor using nvidia Xavier platform as core, the domain controller 1 uses GPU to perform calculation to improve the capability of parallel calculation, specifically, the internal core of the domain controller 1 is divided into 4 Texture Processing Clusters (TPC), each TPC has 2 Streaming Multiprocessors (SM), each SM integrates 64 streaming processor Cores (CUDA), 512 CUDA cores are provided in total, the single-precision floating-point operation performance of the domain controller 1 is 2.8 tflos, and the double-precision operation performance is 1.4 tflos; in addition, nvidia Xavier inherits the resistor Core of the Volta architecture, and the 8-bit operation performance is 22.6Tops, and the 16-bit operation performance is 11.3 Tops.
One side of the domain controller 1 is provided with an upper extension component 2 and a heat radiation fan 4 at intervals, the upper extension component 2 and the heat radiation fan 4 are respectively electrically connected with the domain controller 1, specifically, the upper extension component 2 comprises a data interface 201, a video interface 202 and a network interface 203, the video interface 202 is an HDMI interface and is used for connecting an external display, one side of the video interface 202 is provided with more than two data interfaces 201, the data interface 201 is a Type-C interface based on a USB standard, the Type-C interface has the advantages of being forward and reverse pluggable and supporting an OTG transmission function, a user can conveniently insert external equipment supporting a standard USB protocol, the other side of the video interface 202 is provided with the network interface 203, and the network interface 203 is an RJ45 GBE gigabit Ethernet interface and is convenient for accessing expandable equipment such as a laser radar.
The other side of the domain controller 1 is provided with a lower expansion assembly 3, an information memory 5 and a power manager 6 at intervals, the lower expansion assembly 3, the information memory 5 and the power manager 6 are respectively electrically connected with the domain controller 1, specifically, the lower expansion assembly 3 comprises a memory card interface 301, a hard disk interface 302 and a network card interface 303, the hard disk interface 302 is an M.2KEY M interface based on the PCI-E standard so as to be conveniently accessed into the SSD high-speed solid state disk, and the M.2KEY M interface also has the advantages of simplification, supporting a strip-shaped small hard disk and reducing the space occupation; one side of hard disk interface 302 is provided with memory card interface 301, memory card interface 301 be the SD card interface, be convenient for insert miniature SD memory card, the opposite side of hard disk interface 302 is provided with network card interface 303, network card interface 303 be MINI PCIE interface for extend the access including the wireless communication card of 4G 5G network card class.
One end of the domain controller 1 is provided with an identification component 7, the identification component 7 is electrically connected with the domain controller 1, the identification component 7 comprises a camera 701, a whole vehicle controller 702, a millimeter wave radar 703 and a sensor group 704, the whole vehicle controller 702 (model number is TLE7184F) is electrically connected with the domain controller 1 through a vehicle bus (CAN0) so as to control the steering, speed and braking of the vehicle and obtain the current vehicle speed, one side of the whole vehicle controller 702 is provided with the camera 701, the camera 701 is electrically connected with the domain controller 1 through a CSI bus, the camera 701 is used for shooting a road scene, the frame rate of the read image is 40FPS, namely, 40 frames of images are read in one second, the other side of the whole vehicle controller 702 is provided with the millimeter wave radar and the sensor group 704 at intervals, the millimeter wave radar 703 is electrically connected with the domain controller 1 through the CAN1 bus and is used for obtaining the angle 703 from the vehicle to an obstacle, Speed and distance, the sensor group 704 includes a locator 705 and an inertial measurement unit 706, specifically, the locator 705 is a GPS positioning module and is used to obtain the current position information of the vehicle, and the inertial measurement unit 706 is used to obtain the current attitude information of the vehicle.
The other end of domain controller 1 is provided with microcontroller 8, and microcontroller 8 (the model is STM32F105) is connected with domain controller 1 electricity through debugger 9 (the model is ECT-01-D), and microcontroller 8 is used for connecting the electronic component on other vehicles to control through domain controller 1 is unified, and debugger 9 is used for debugging this supplementary driving device when breaking down, is convenient for maintain and handle.
The auxiliary driving device has the advantages of low cost, simplified system and good working effect, functions are integrated through the centralized domain controller 1, a large number of distributed ECUs are avoided being adopted to realize the functions respectively, the production cost is obviously reduced, only the input and output logics of the domain controller 1 need to be processed independently through the matching of the domain controller 1 and external elements, the complexity of the system is simplified, and the subsequent customization and development are facilitated; in addition, the driving assisting device supports the cooperative work of the camera 701, the millimeter wave radar 703 and the sensor group 704 by using higher computational power, increases the accuracy of identification, improves the speed and the correctness of decision, planning and reaction of the system, solves the problems of higher cost, complex system and poor working effect of the existing automatic driving device, and meets the requirement of automatic driving of the vehicle.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, so that any modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments do not depart from the technical solution of the present invention, and still fall within the scope of the technical solution of the present invention.
Claims (9)
1. An integrated driving assisting device comprises a domain controller (1), an upper expansion component (2), a lower expansion component (3), a cooling fan (4), an information storage (5), a power supply manager (6), an identification component (7) and a microcontroller (8), and is characterized in that: one side interval of domain controller (1) is provided with extension subassembly (2) and radiator fan (4), it is connected with domain controller (1) electricity respectively to go up extension subassembly (2) and radiator fan (4), the opposite side interval of domain controller (1) is provided with down extension subassembly (3), information memory (5) and power manager (6), extension subassembly (3) down, information memory (5) and power manager (6) are connected with domain controller (1) electricity respectively, the one end of domain controller (1) is provided with discernment subassembly (7), discernment subassembly (7) are connected with domain controller (1) electricity, the other end of domain controller (1) is provided with microcontroller (8), microcontroller (8) are connected with domain controller (1) electricity through debugger (9).
2. An integrated driver assistance device according to claim 1 wherein: the upper expansion component (2) comprises a data interface (201), a video interface (202) and a network interface (203), wherein more than two data interfaces (201) are arranged on one side of the video interface (202), and the network interface (203) is arranged on the other side of the video interface (202).
3. An integrated driver assistance device according to claim 2 wherein: the data interface (201) is a Type-C interface based on a USB standard.
4. An integrated driver assistance device according to claim 2 wherein: the video interface (202) is an HDMI interface.
5. An integrated driver assistance device according to claim 1 wherein: the lower expansion component (3) comprises a storage card interface (301), a hard disk interface (302) and a network card interface (303), wherein the storage card interface (301) is arranged on one side of the hard disk interface (302), and the network card interface (303) is arranged on the other side of the hard disk interface (302).
6. An integrated driver assistance device according to claim 5 wherein: the hard disk interface (302) is an M.2KEY M interface based on the PCI-E standard.
7. An integrated driver assistance device according to claim 5 wherein: the network card interface (303) is an MINI PCIE interface.
8. An integrated driver assistance device according to claim 1 wherein: the identification component (7) comprises a camera (701), a vehicle control unit (702), a millimeter wave radar (703) and a sensor group (704), wherein the camera (701) is arranged on one side of the vehicle control unit (702), and the millimeter wave radar (703) and the sensor group (704) are arranged on the other side of the vehicle control unit (702) at intervals.
9. An integrated driver assistance device according to claim 8 wherein: the sensor group (704) comprises a locator (705) and an inertial measurement unit (706).
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| CN202023318980.XU CN214450744U (en) | 2020-12-31 | 2020-12-31 | Integrated driving assisting device |
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| CN202023318980.XU CN214450744U (en) | 2020-12-31 | 2020-12-31 | Integrated driving assisting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114063511A (en) * | 2021-11-15 | 2022-02-18 | 合众新能源汽车有限公司 | Power assembly domain controller, control system and vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114063511A (en) * | 2021-11-15 | 2022-02-18 | 合众新能源汽车有限公司 | Power assembly domain controller, control system and vehicle |
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