CN220651122U - Reliability experiment platform for automatic driving domain controller - Google Patents
Reliability experiment platform for automatic driving domain controller Download PDFInfo
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- CN220651122U CN220651122U CN202322047433.XU CN202322047433U CN220651122U CN 220651122 U CN220651122 U CN 220651122U CN 202322047433 U CN202322047433 U CN 202322047433U CN 220651122 U CN220651122 U CN 220651122U
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- 238000002474 experimental method Methods 0.000 title claims abstract description 15
- 238000012360 testing method Methods 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 238000004891 communication Methods 0.000 claims abstract description 10
- 238000010276 construction Methods 0.000 abstract description 4
- 238000003745 diagnosis Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000012544 monitoring process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model discloses a reliability experiment platform for an automatic driving domain controller, which comprises a PC host, a tera switch, a programmable power supply, a gigabit/hundred megaEthernet data transmission board, CAN communication equipment, an HDMI video acquisition board, a multichannel data acquisition instrument, a system control board card, a GPS signal generator, a camera and an ultrasonic radar. The utility model provides a reliability experiment platform for an autopilot controller, which reduces the influence of load on a test result, has simple platform construction and reduces the cost.
Description
Technical Field
The utility model relates to a reliability experiment platform for an autopilot controller.
Background
At present, an automatic driving controller of an automobile collects various sensor information and realizes a driving assisting function through software calculation. Therefore, the controller itself needs to be connected with various sensor peripheral components to collect road condition data, such as ultrasonic radars, millimeter wave radars, laser radars, cameras, GPS antennas and the like. In order to ensure the reliability of the product, the reliability verification is an indispensable step before mass production and delivery, and the current test scheme is carried out by adopting full physical load or full analog load.
However, if the real load is used entirely, the quality problem of the load itself causes abnormality and misjudgment of the test result, or the environment requirement for triggering the application software is high (pedestrians, vehicles, identifications, etc.), and a large amount of real load is unfavorable for the platform construction. If all analog signals are used, the problem of synchronicity between application software and a trigger scene can be solved, the construction is relatively simple, and the disadvantage is high cost and high experiment cost.
Disclosure of Invention
The utility model aims to solve the technical problem of overcoming the defects of the prior art, and provides a reliability experiment platform for an automatic driving domain controller, which reduces the influence of load on a test result, has simple platform construction and reduces the cost.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
a reliability experiment platform for autopilot domain controller, its characterized in that: the system comprises a PC host, a switch, a programmable power supply, an Ethernet data transmission board, CAN communication equipment, an HDMI video acquisition board, a multichannel data acquisition instrument, a system control board card, a GPS signal generator and an automatic driving controller;
the CAN channel of the automatic driving controller is connected with CAN communication equipment, and the CAN communication equipment is connected to a PC host through a switch;
the Ethernet channel of the automatic driving controller is connected with an Ethernet data transmission board, and the Ethernet data transmission board is connected to a PC host through a switch;
the video output channel of the automatic driving controller is connected with an HDMI video acquisition board, the HDMI video acquisition board is used for converting LVDS signals into HDMI signals, and the HDMI video acquisition board transmits the converted video signals to a PC host;
the GPS signal of the automatic driving controller is input to a GPS signal generator, and the GPS signal generator is connected to a PC host through a switch;
the power supply line, the ground line and the IO line of the automatic driving controller are all connected with a system control board card, the system control board card is respectively connected with a programmable power supply and a data acquisition instrument, and the programmable power supply and the data acquisition instrument are respectively connected to a PC host through a switch.
Further, the reliability experiment platform for the autopilot controller further comprises a power divider, and the GPS signal of the autopilot controller is input to the GPS signal generator through the power divider.
Further, the reliability experiment platform for the autopilot controller further comprises a camera, wherein the camera is connected with the autopilot controller and is connected with a physical load.
Further, the reliability experiment platform for the autopilot controller further comprises an ultrasonic radar, wherein the ultrasonic radar is connected with the autopilot controller, and the ultrasonic radar is connected with a physical load.
Further, the switch is a tera switch.
By adopting the technical scheme, the utility model builds a reliability experiment platform for the autopilot domain controller by adopting a mode of combining the analog signals and the physical load signals, and carries out complete reliability test experiments on the autopilot domain controller, thereby reducing the influence of excessive load on test results, reducing the complexity of peripheral building and reducing the cost of the full analog signals. The utility model adopts a semi-simulation semi-load mode, the resources can be multiplexed in a time-sharing way and can be transmitted simultaneously, and the real-time monitoring is realized, so that the influence of the full load on the test result is reduced, and the cost is also reduced.
Drawings
Fig. 1 is a schematic block diagram of a reliability test platform for an autopilot controller of the present utility model.
Detailed Description
In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
As shown in fig. 1, the embodiment provides a reliability experiment platform for an autopilot controller, which comprises a PC host, a tera switch, a programmable power supply, a gigabit/hundred megaethernet data transmission board, a CAN communication device, an HDMI video acquisition board, a multichannel data acquisition instrument, a system control board card, a GPS signal generator, a camera and an ultrasonic radar.
As shown in fig. 1, all CAN channels of the autopilot controller of the present embodiment are connected to CAN communication equipment, which is connected to a PC host through a switch. The PC host receives and transmits signals through the CAN channel, receives diagnosis information and recharging simulation information, and evaluates the performance of CAN functions and related software of the tested automatic driving controller.
As shown in fig. 1, all ethernet channels of the autopilot of the present embodiment are connected to a gigabit/hundred mega ethernet data transmission board, which converts the T1 signal of the autopilot into a Tx signal, and the gigabit/hundred mega ethernet data transmission board is connected to a PC host through a switch. The PC host can be used for detecting the Ethernet performance of the tested automatic driving controller through communication between a client and a server of Ethernet performance detection software such as IP or iporf of the tested product.
As shown in fig. 1, all video output channels of the autopilot controller of the present embodiment are connected to an HDMI video acquisition board, which is used to convert LVDS signals into HDMI signals, wherein the converted image format includes RAW, YUV, RGB and the like. The HDMI video acquisition board transmits the converted video signal to the PC host, and meanwhile the PC host stores video.
As shown in fig. 1, the GPS signal of the autopilot controller of the present embodiment is input to the GPS signal generator through the power divider, and the GPS signal generator is connected to the PC host through the switch, and finally the GPS function of the autopilot controller under test is evaluated from the diagnostic information.
As shown in fig. 1, the power supply line, the ground line and the IO line of the autopilot controller of the present embodiment are all connected with a system control board card, the system control board card is respectively connected with a programmable power supply and a data acquisition instrument, and the programmable power supply and the data acquisition instrument are respectively connected to a PC host through a switch. The system control board card can select and switch channels through instructions of the PC host. The programmable power supply is used for supplying the input voltage set by the PC host to the channel corresponding to the tested automatic driving controller selected by the system control board card. And finally, the data acquisition instrument feeds back the acquired data to the PC host, and the PC host stores relevant voltage and current information. In addition, the temperature and humidity sensor can be further arranged and connected to the data acquisition instrument, the acquired ambient temperature and humidity can be related to the acquired voltage and current data, and the influence of the ambient factors on the state of the tested automatic driving controller can be more intuitively seen.
As shown in fig. 1, the autopilot controller of this embodiment is connected with a camera and an ultrasonic radar, both of which are connected with a physical load. Because the cost of the camera signal is quite high if the data recharging mode is adopted. The connection object load can shoot dynamic or static images so as to ensure that the access input by the camera is normal in function and the connection state, frame rate stability and the like of the camera are read through diagnosis. In addition, the cost of the ultrasonic radar is quite high if the data recharging mode is adopted for the GPIO or DSI signals at present. The connected physical load can read target information and supply power through diagnosis by using ultrasonic radar alignment to judge that the function is normal.
The technical problems, technical solutions and advantageous effects solved by the present utility model have been further described in detail in the above-described embodiments, and it should be understood that the above-described embodiments are only illustrative of the present utility model and are not intended to limit the present utility model, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present utility model should be included in the scope of protection of the present utility model.
Claims (5)
1. A reliability experiment platform for autopilot domain controller, its characterized in that: the system comprises a PC host, a switch, a programmable power supply, an Ethernet data transmission board, CAN communication equipment, an HDMI video acquisition board, a multichannel data acquisition instrument, a system control board card, a GPS signal generator and an automatic driving controller;
the CAN channel of the automatic driving controller is connected with CAN communication equipment, and the CAN communication equipment is connected to a PC host through a switch;
the Ethernet channel of the automatic driving controller is connected with an Ethernet data transmission board, and the Ethernet data transmission board is connected to a PC host through a switch;
the video output channel of the automatic driving controller is connected with an HDMI video acquisition board, the HDMI video acquisition board is used for converting LVDS signals into HDMI signals, and the HDMI video acquisition board transmits the converted video signals to a PC host;
the GPS signal of the automatic driving controller is input to a GPS signal generator, and the GPS signal generator is connected to a PC host through a switch;
the power supply line, the ground line and the IO line of the automatic driving controller are all connected with a system control board card, the system control board card is respectively connected with a programmable power supply and a data acquisition instrument, and the programmable power supply and the data acquisition instrument are respectively connected to a PC host through a switch.
2. The reliability test platform for an autopilot controller of claim 1 wherein: the automatic driving controller also comprises a power divider, and the GPS signal of the automatic driving controller is input to the GPS signal generator through the power divider.
3. The reliability test platform for an autopilot controller of claim 1 wherein: still include the camera, the camera links to each other with the autopilot controller, the camera is connected the practicality load.
4. The reliability test platform for an autopilot controller of claim 1 wherein: the automatic driving system further comprises an ultrasonic radar, wherein the ultrasonic radar is connected with the automatic driving controller, and the ultrasonic radar is connected with a physical load.
5. The reliability test platform for an autopilot controller of claim 1 wherein: the switch is a tera-megaswitch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322047433.XU CN220651122U (en) | 2023-08-01 | 2023-08-01 | Reliability experiment platform for automatic driving domain controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322047433.XU CN220651122U (en) | 2023-08-01 | 2023-08-01 | Reliability experiment platform for automatic driving domain controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220651122U true CN220651122U (en) | 2024-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322047433.XU Active CN220651122U (en) | 2023-08-01 | 2023-08-01 | Reliability experiment platform for automatic driving domain controller |
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| Country | Link |
|---|---|
| CN (1) | CN220651122U (en) |
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2023
- 2023-08-01 CN CN202322047433.XU patent/CN220651122U/en active Active
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