Automatic testing device for photoelectric information system
By integrating multiple interfaces and video capture cards into an automated testing device for optoelectronic information systems, the problems of limited functionality and reliance on manual labor in optoelectronic equipment testing equipment have been solved, achieving efficient and multifunctional automated testing and report generation.
Patent Information
- Application Number
- CN202520784860.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-24
- Publication Date
- 2026-02-24
- Estimated Expiration
- 2035-04-24
AI Technical Summary
Existing testing equipment for optoelectronic devices and equipment has limited functional modules and relies on manual operation for testing processes, resulting in low testing efficiency and high labor costs, making it difficult to meet the factory inspection requirements for multiple batches of optoelectronic devices.
An automated testing device for optoelectronic information systems was designed, integrating interfaces such as RS422, RS485, RS232, CAN bus, and 1553B bus. Combined with a video acquisition card and an HDMI transmitter, it realizes the acquisition and output of multiple video signals, supports parallel communication of multiple devices, and controls the testing operation through a unified software platform.
It enables multifunctional automated testing of optoelectronic equipment, simplifies the testing process, improves testing efficiency, reduces labor costs, supports simultaneous monitoring of multiple devices and ensures no data omission, and generates test reports.
Smart Images
Figure CN223941252U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of optoelectronic testing technology, specifically to an automated testing device for optoelectronic information systems. Background Technology
[0002] In recent years, optoelectronic equipment and devices have experienced rapid development and are widely used in fields such as aviation and aerospace. Traditional optoelectronic equipment includes infrared imaging modules, laser ranging modules, and spot tracking modules. There is a significant demand for testing equipment for these optoelectronic devices and devices, as testing is challenging and complex, primarily involving video function testing, command function testing, and data storage. However, current performance testing methods for optoelectronic devices and equipment generally suffer from problems such as limited functionality of conventional testing equipment and reliance on manual, step-by-step operations. For example, during testing, operators must frequently switch test instrument interfaces, manually set parameters, and record data item by item. A single full-function test is time-consuming, inefficient, and costly in terms of labor. Especially for factory inspection scenarios involving multiple batches of optoelectronic devices, existing testing methods are insufficient. Utility Model Content
[0003] In view of the problems existing in the prior art, this utility model provides an automated testing device for optoelectronic information systems that integrates testing of optoelectronic information systems and their components.
[0004] This utility model discloses an automated testing device for an optoelectronic information system, comprising an industrial control computer, a conversion control board, a device under test, and a power supply module electrically connected to both the industrial control computer and the device under test.
[0005] The conversion control board includes a processor and an interface module. The processor is connected to an industrial computer via an Ethernet PHY. The processor also includes a video capture card and at least two video output interfaces capable of outputting video signals to the device under test. A CAN bus driver is also provided between the processor and the device under test.
[0006] The interface module includes N RS422 interfaces, M video receiving interfaces, L RS485 interfaces, at least one RS232 interface, and multiple IO interfaces, all capable of communicating with the device under test; where N, M, and L are all positive integers greater than 1.
[0007] The conversion control board is also equipped with an HDMI transmitter capable of transmitting video signals from the device under test. An HDMI splitter is provided between the industrial control computer, the HDMI transmitter, and the device under test. The input end of the splitter is connected to the HDMI transmitter, and the output end of the splitter is connected to the display of the industrial control computer.
[0008] The industrial computer is also equipped with a PCIe to Ethernet module and a 1553B card that can communicate with the device under test; the PCIe to Ethernet module is connected to the device under test through an Ethernet port; the 1553B card is connected to the 1553B interface of the device under test through a 1553B task bus.
[0009] Furthermore, the video acquisition card of the automated testing device for optoelectronic information systems described in this utility model supports multiple inputs, including HDMI interface, SDI interface and Camera Link interface.
[0010] Furthermore, in the automated testing device for optoelectronic information systems described in this utility model, the RS422 interface is an RS422 interface capable of enabling one-way or multi-way communication; and N≥10.
[0011] Furthermore, the HDMI transmitter of the automated testing device for the optoelectronic information system described in this utility model is at least two.
[0012] Furthermore, the device under test of the automated testing device for the optoelectronic information system of this utility model includes any one or more of the following: an illuminator module, a ranging module, a pose module, an infrared module, a white light module, and a servo module.
[0013] Furthermore, the irradiator module of the automated testing device for the optoelectronic information system described in this utility model is a device capable of emitting a long-distance, high-power laser and burning the target;
[0014] The ranging module is a device capable of calculating the target distance by the time difference between laser emission and return;
[0015] The pose module is a device capable of outputting aircraft attitude data;
[0016] The infrared module is a device capable of identifying targets or heat sources through infrared imaging.
[0017] The white light module is a device that can transmit environmental images back in real time via a black and white camera.
[0018] The servo module is a device that can measure the distance to a moving target by driving a ranging module with a motor.
[0019] Furthermore, the aircraft attitude data of the automated testing device for the optoelectronic information system described in this utility model includes aircraft pitch angle information.
[0020] Furthermore, the power supply module of the automated testing device for the optoelectronic information system described in this utility model includes a power sequencer capable of managing the power-on sequence and detecting voltage and current. The power module has a built-in power sequencer, which, on the one hand, supplies power to the industrial control computer and the device under test in a fixed sequence to avoid circuit damage caused by excessive instantaneous current; on the other hand, it integrates detection functions to dynamically monitor the power supply status of each device, provide early warnings of abnormalities, and improve testing safety.
[0021] Furthermore, the PCIE to Ethernet module of the automated testing device for optoelectronic information systems described in this utility model includes a main control debugging Ethernet interface and at least 6 independent Ethernet interfaces.
[0022] Compared with the prior art, the present invention has the following beneficial technical effects:
[0023] The automated testing device for optoelectronic information systems described in this utility model integrates interfaces such as RS422 (≥10 channels), RS485, RS232, CAN bus, and 1553B bus on the conversion control board, supporting direct communication with various optoelectronic devices (such as ranging modules, infrared modules, and servo modules). Furthermore, the processor includes a video acquisition card and at least two video output interfaces capable of outputting video signals to the device under test. The video acquisition card supports multiple inputs via HDMI, SDI, and Camera Link. Combined with an HDMI transmitter and a splitter, it enables real-time acquisition, output, and multi-screen monitoring of video signals from the device under test, ensuring no test data is missed and simplifying the testing process.
[0024] The automated testing device for optoelectronic information systems described in this utility model can test functions including analog video output and video reception and display, control command issuance and return reception, large-scale video data storage, and fault injection.
[0025] The RS422 interface supports single-channel or multi-channel communication modes to meet the testing needs of large-scale equipment networking or the entire optoelectronic information system; the PCIE to Ethernet module provides at least 6 independent Ethernet ports, which also support parallel communication of multiple devices.
[0026] The automated testing device for optoelectronic information systems of this invention also uses an HDMI splitter to output multiple video signals to the display of the industrial control computer, allowing testers to observe the status of multiple devices simultaneously; the industrial control computer controls all interfaces through a unified software platform to realize test operations.
[0027] This utility model's automated testing device for optoelectronic information systems can achieve automated testing of multiple devices and output test reports to determine the pass / fail status of the tested devices. It can test optoelectronic equipment used in the aerospace field as well as industrial sensors and other equipment. Attached Figure Description
[0028] Figure 1 This is a schematic block diagram of the automated testing device for the optoelectronic information system described in Embodiment 1 of this utility model. Detailed Implementation
[0029] To make the objectives, technical solutions, and advantages of the specific embodiments of this utility model clearer, the technical solutions in the specific embodiments of this utility model will be clearly and completely described below. Where specific conditions are not specified in the specific embodiments, they shall be performed according to conventional conditions or conditions recommended by the manufacturer.
[0030] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used in the specification herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items. Specific Implementation Method 1
[0032] An automated testing device for an optoelectronic information system includes an industrial control computer, a conversion control board, a device under test, and a power module electrically connected to both the industrial control computer and the device under test.
[0033] The conversion control board includes a processor and an interface module. The processor is connected to an industrial computer via an Ethernet PHY. The processor also includes a video capture card and at least two video output interfaces capable of outputting video signals to the device under test. A CAN bus driver is also provided between the processor and the device under test.
[0034] The interface module includes N RS422 interfaces, M video receiving interfaces, L RS485 interfaces, at least one RS232 interface, and multiple IO interfaces, all capable of communicating with the device under test; where N, M, and L are all positive integers greater than 1.
[0035] The conversion control board is also equipped with an HDMI transmitter capable of transmitting video signals from the device under test. An HDMI splitter is provided between the industrial control computer, the HDMI transmitter, and the device under test. The input end of the splitter is connected to the HDMI transmitter, and the output end of the splitter is connected to the display of the industrial control computer.
[0036] The industrial computer is also equipped with a PCIe to Ethernet module and a 1553B card that can communicate with the device under test; the PCIe to Ethernet module is connected to the device under test through an Ethernet port; the 1553B card is connected to the 1553B interface of the device under test through a 1553B task bus.
[0037] In other embodiments, the video capture card supports multiple inputs, including HDMI, SDI and Camera Link interfaces.
[0038] In other embodiments, the RS422 interface is an RS422 interface capable of enabling one-way or multi-way communication; and N ≥ 10.
[0039] In other embodiments, there are at least two HDMI transmitters.
[0040] In other embodiments, the device under test includes any one or more of the following: an illuminator module, a ranging module, a pose module, an infrared module, a white light module, and a servo module.
[0041] In other embodiments, the irradiator module is a device capable of emitting a high-power laser over a long distance and burning the target;
[0042] The ranging module is a device capable of calculating the target distance by the time difference between laser emission and return;
[0043] The pose module is a device capable of outputting aircraft attitude data;
[0044] The infrared module is a device capable of identifying targets or heat sources through infrared imaging.
[0045] The white light module is a device that can transmit environmental images back in real time via a black and white camera.
[0046] The servo module is a device that can measure the distance to a moving target by driving a ranging module with a motor.
[0047] In other embodiments, the aircraft attitude data includes aircraft pitch angle information.
[0048] In other embodiments, the power module includes a power sequencer capable of managing the power-on sequence and voltage and current detection.
[0049] In other embodiments, the PCIe to Ethernet module includes a main control debugging Ethernet interface and at least six independent Ethernet interfaces. Example 1
[0050] An automated testing device for an optoelectronic information system includes an industrial control computer, a conversion control board, a device under test, and a power supply module electrically connected to both the industrial control computer and the device under test.
[0051] The conversion control board includes a processor and an interface module. The processor connects to the industrial computer via an Ethernet PHY, enabling data interaction through network transmission. This method meets the requirements for efficient and stable communication. The processor also includes a video capture card and at least two video output interfaces capable of outputting video signals to the device under test. A CAN bus driver is also provided between the processor and the device under test.
[0052] The interface module includes N RS422 interfaces, M video receiving interfaces, L RS485 interfaces, at least one RS232 interface, and multiple IO interfaces, all capable of communicating with the device under test; wherein N, M, and L are all positive integers greater than 1; the RS422 interface is an RS422 interface capable of enabling one-way or multi-way communication; in this embodiment 1, N is 10 and M is 2.
[0053] The conversion control board is also equipped with an HDMI transmitter capable of transmitting video signals from the device under test. An HDMI splitter is provided between the industrial control computer, the HDMI transmitter, and the device under test. The input end of the splitter is connected to the HDMI transmitter, and the output end of the splitter is connected to the display of the industrial control computer. There are at least two HDMI transmitters.
[0054] The industrial computer is also equipped with a PCIe to Ethernet module and a 1553B card that can communicate with the device under test; the PCIe to Ethernet module is connected to the device under test through an Ethernet port; the 1553B card is connected to the 1553B interface of the device under test through a 1553B task bus.
[0055] The device under test includes an illuminator module, a ranging module, a pose module, an infrared module, a white light module, and a servo module.
[0056] The irradiator module is a device capable of emitting a long-range, high-power laser and burning up the target.
[0057] The ranging module is a device capable of calculating the target distance by the time difference between laser emission and return;
[0058] The pose module is a device capable of outputting aircraft attitude data; the aircraft attitude data includes aircraft pitch angle information.
[0059] The infrared module is a device capable of identifying targets or heat sources through infrared imaging.
[0060] The white light module is a device that can transmit environmental images back in real time via a black and white camera.
[0061] The servo module is a device that can measure the distance to a moving target by driving a ranging module with a motor.
[0062] In this embodiment 1, the video capture card supports multiple inputs, including an HDMI interface, an SDI interface, and a Camera Link interface. The HDMI interface captures a 1080P@60Hz video stream from the white light module; the SDI interface captures 14-bit RAW data from the infrared module.
[0063] The power module includes a power sequencer capable of managing the power-on sequence and detecting voltage and current. In this embodiment 1, the power sequencer is a finished power management module powered by a 220V AC power supply and capable of outputting multiple 220V power supplies. These multiple 220V power supplies have a fixed power-on sequence, and each 220V power supply of the automated testing device for the optoelectronic information system only needs to be plugged into the corresponding power supply interface of the power sequencer according to the power-on sequence.
[0064] The PCIe to Ethernet module includes a main control debugging Ethernet interface and at least six independent Ethernet interfaces. In this embodiment 1, the main control debugging Ethernet interface is an RJ45 interface.
[0065] In this embodiment 1, the display includes an industrial control computer display and a video display. The display is an external 4K display connected via the DisplayPort interface of a discrete graphics card. The automated testing device for the optoelectronic information system converts all the image interfaces to be displayed into HDMI interfaces on the conversion control board and connects them to the HDMI splitter. Then, the images are output to the 4K display through the output interface of the HDMI splitter. Finally, the image information of different channels is displayed through the switching switch of the HDMI splitter.
[0066] The automated testing device for optoelectronic information systems can perform single-function tests on optoelectronic information systems and generate test results as shown in Table 1 below.
[0067] Table 1: Infrared Module Test Results
[0068]
[0069] The embodiments described above are some, but not all, embodiments of this utility model. The detailed description of the embodiments of this utility model is not intended to limit the scope of the claimed utility model, but merely to illustrate selected embodiments of the utility model. All other embodiments obtained by those skilled in the art based on the embodiments of this utility model without inventive effort are within the scope of protection of this utility model.
Claims
1. An automated testing device for an optoelectronic information system, characterized in that, It includes an industrial control computer, a conversion control board, a device under test, and a power module that is electrically connected to both the industrial control computer and the device under test. The conversion control board includes a processor and an interface module. The processor is connected to an industrial computer via an Ethernet PHY. The processor also includes a video capture card and at least two video output interfaces capable of outputting video signals to the device under test. A CAN bus driver is also provided between the processor and the device under test. The interface module includes N RS422 interfaces, M video receiving interfaces, L RS485 interfaces, at least one RS232 interface, and multiple IO interfaces, all capable of communicating with the device under test; where N, M, and L are all positive integers greater than 1. The conversion control board is also equipped with an HDMI transmitter capable of transmitting video signals from the device under test. An HDMI splitter is provided between the industrial control computer, the HDMI transmitter, and the device under test. The input end of the splitter is connected to the HDMI transmitter, and the output end of the splitter is connected to the display of the industrial control computer. The industrial computer is also equipped with a PCIe to Ethernet module and a 1553B card that can communicate with the device under test; the PCIe to Ethernet module is connected to the device under test through an Ethernet port; the 1553B card is connected to the 1553B interface of the device under test through a 1553B task bus.
2. The automated testing device for optoelectronic information systems according to claim 1, characterized in that, The video capture card supports multiple inputs, including HDMI, SDI and Camera Link interfaces.
3. The automated testing device for optoelectronic information systems according to claim 1, characterized in that, The RS422 interface is an RS422 interface capable of enabling one-way or multi-way communication; and N≥10.
4. The automated testing device for optoelectronic information systems according to claim 3, characterized in that, There are at least two HDMI transmitters.
5. The automated testing device for optoelectronic information systems according to claim 1, characterized in that, The device under test includes any one or more of the following: irradiator module, ranging module, pose module, infrared module, white light module, and servo module.
6. The automated testing device for optoelectronic information systems according to claim 5, characterized in that, The irradiator module is a device capable of emitting a long-range, high-power laser and burning up the target. The ranging module is a device capable of calculating the target distance through the time difference between laser emission and return; The pose module is a device capable of outputting aircraft attitude data; The infrared module is a device capable of identifying targets or heat sources through infrared imaging. The white light module is a device that can transmit environmental images back in real time via a black and white camera. The servo module is a device that can measure the distance to a moving target by driving a ranging module with a motor.
7. The automated testing device for optoelectronic information systems according to claim 6, characterized in that, The aircraft attitude data includes the aircraft pitch angle information.
8. The automated testing device for optoelectronic information systems according to claim 1, characterized in that, The power module includes a power sequencer capable of managing the power-on sequence and voltage and current detection.
9. The automated testing device for optoelectronic information systems according to claim 1, characterized in that, The PCIe to Ethernet module includes a main control debugging Ethernet interface and at least six independent Ethernet interfaces.