Distributed VDES system-level test platform and method

Abstract

The invention provides a distributed VDES system-level test platform and method, the system takes IEC 62320-1-2015 and other international standards as the basis, takes a computer as the core, and controls a high-performance test and signal generation instrument and environment auxiliary test equipment to execute corresponding actions according to the requirements of test detection software through a switch, a serial port and other communication interfaces; various parameters are measured according to process requirements of test detection software embedded in a computer, automatic execution and control of the whole calibration process are completed, program control switching of a high-performance test and signal generation instrument and environment auxiliary test equipment is achieved, recording and storage of calibration data are completed, and test results of all detection items are calculated.

Description

Technical Field

[0001] The present invention relates to the technical field of ship communication, and in particular to a distributed automated test system for VDES ship communication equipment performance testing. Background Art

[0002] At present, there is still a lack of technical authority and corresponding testing standards for VDES (Vessel Automatic Identification System) system equipment-level and system-level testing in China, resulting in a lack of evaluation basis for equipment and systems. The manual testing process of the physical layer of VDES equipment is cumbersome, time-consuming, and inefficient, and the link layer, network layer, transport layer, interface layer, and long-distance functions cannot be effectively verified, resulting in low-quality and inefficient operation of domestic systems and equipment, which is not conducive to shipping and information security. Summary of the invention

[0003] In view of this, the present invention provides a distributed VDES system-level test platform for building a standardized simulation test environment. The present invention overcomes the defects of the prior art, efficiently completes the automatic test and report generation of the VDES device, and realizes the automatic detection of the VDES device.

[0004] The invention relates to a distributed VDES system-level test platform, comprising: a computer, a switch, a high-performance test and signal generating instrument, an environmental auxiliary test device and a test detection software to construct a standard test environment, realize the automatic test function of various technical index parameters of the operation layer, physical layer, link layer, network layer, transmission layer, interface layer, long-distance function and the like of the Class A VDES device, and the automatic generation function of the test report and the test result record sheet. The system is characterized in that the system is based on international standards such as IEC62320-1-2015, takes the computer as the core, controls the high-performance test and signal generating instrument and the environmental auxiliary test device to perform corresponding actions according to the requirements of the test detection software through communication interfaces such as switches and serial ports, measures multiple parameters according to the process requirements of the test detection software embedded in the computer, completes the automatic execution and control of the entire calibration process, realizes the program-controlled switching of the high-performance test and signal generating instrument and the environmental auxiliary test device, completes the recording and storage of calibration data, and calculates the test results of each detection item.

[0005] The high-performance testing and signal generating instruments include power meters, spectrum analyzers, analog signal generators, vector signal generators, etc.

[0006] The environmental auxiliary test equipment includes a VDES station and a VDES base station, as well as a splitter, a combiner, and the like.

[0007] The distributed VDES system-level test platform connects the computers in the system through switches, and high-performance test and signal generation instruments and environmental auxiliary test equipment form the test system platform. It connects with the device under test through the serial port, Ethernet port and VHF ANT radio frequency interface to simulate the test environment. The computer pre-sets parameters, executes the process program to automatically control the operating status of each device in the test system, and records the relevant test data, automatically fills in the test report, and completes the test task.

[0008] Compared with the prior art, the present invention has the following beneficial effects:

[0009] 1. The present invention discloses a distributed VDES system-level test platform, which overcomes the defects of existing means, realizes automatic detection of VDES equipment, simplifies operation, improves efficiency, and avoids the introduction of human errors.

[0010] 2. The present invention realizes the automatic testing of various technical index parameters of the operation layer, physical layer, link layer, network layer, transport layer, interface layer, long-distance function, etc. of Class A VDES equipment, and the automatic generation of test reports and test result records.

[0011] 3. The present invention solves the problem of cumbersome, time-consuming and low-efficiency manual testing process of the physical layer of VDES equipment, realizes the localization of system-level testing, and greatly guarantees shipping and information security. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a diagram of the physical composition of the test system;

[0013] Figure 2 It is the software architecture diagram of the test system. DETAILED DESCRIPTION

[0014] The following is a detailed description of an embodiment of the present invention in conjunction with the accompanying drawings: This embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation method and a specific operation process are given, but the protection scope of the present invention is not limited to the following embodiments.

[0015] Example

[0016] A distributed VDES system-level test platform involved in this embodiment includes: a computer, a switch, a high-performance test and signal generating instrument, an environmental auxiliary test device, and a test and detection software to construct a standard test environment. The system is based on international standards such as IEC 62320-1-2015, with a computer as the core, and controls the high-performance test and signal generating instrument and the environmental auxiliary test device to perform corresponding actions according to the requirements of the test and detection software through communication interfaces such as switches and serial ports, and performs corresponding actions through the requirements of the VDES detection service platform embedded in the computer, controls the power meter and spectrum analyzer through the Ethernet port to measure various parameters, controls the analog signal generator, vector signal generator, VDES station, VDES base station and sensor simulation software through the Ethernet port to output various analog standard sensor and radio frequency signals, and realizes the free exchange of signals through combiners and splitters. The data of measuring equipment, simulation equipment and tested equipment are collected through various communication interfaces such as Ethernet port and serial port, the test data is recorded and stored, the test results of each test item are calculated, and compared with the limit values ​​specified in international standards such as IEC62320-1-2015, the criteria for judging whether the test items are qualified or not are given.

[0017] The high-performance testing and signal generating instruments include power meters, spectrum analyzers, analog signal generators, vector signal generators, etc., but are not limited to the above instruments and can be expanded.

[0018] The environmental auxiliary test equipment includes a VDES station and a VDES base station, as well as a splitter, a combiner, and the like.

[0019] The physical composition diagram of the test system and the software architecture diagram of the test system are as follows: Figure 1 and Figure 2 shown.

[0020] The switch is connected with a computer and a high-performance test and signal generating instrument, etc., and uses a fixed IP address and port to realize the rapid transmission and feedback of instructions and data, thereby improving the test efficiency.

[0021] The test system covers various technical parameters such as operation layer, physical layer, link layer, network layer, transport layer, interface layer, and long-distance function.

[0022] The distributed VDES system-level test platform covers the detection of the operation layer and the physical layer through high-performance test instruments, and covers the test of various technical indicators and parameters such as the link layer, the network layer, the transmission layer, the interface layer, and the long-distance function through VDES stations, VDES base stations, and sensor simulation data, and can test comprehensive parameters. The distributed VDES system-level test platform can automatically generate reports or certificates through the data and templates collected by computer test software, and the report is issued quickly.

Claims

1. A distributed VDES system-level test platform, comprising: A standard test environment is constructed by five parts: computers, switches, high-performance testing and signal generating instruments, environmental auxiliary testing equipment and testing and detection software, which can realize automatic testing of various technical indicators of Class A VDES equipment operation layer, physical layer, link layer, network layer, transport layer, interface layer and long-distance functions, as well as automatic generation of test reports and result records.

2. A distributed VDES system-level test platform according to claim 1, characterized in that: The high-performance testing and signal generating instruments include a power meter, a spectrum analyzer, an analog signal generator, and a vector signal generator.

3. A distributed VDES system-level test platform according to claim 1, characterized in that: The environmental auxiliary test equipment includes a VDES station and a VDES base station, as well as a splitter and a combiner.

4. A distributed VDES system-level test platform according to any one of claims 1 to 3, characterized in that: The test system platform is composed of computers, high-performance test and signal generating instruments, and environmental auxiliary test equipment in the system connected through switches. It is connected to the device under test through serial ports, Ethernet ports, and VHF ANT radio frequency interfaces to simulate the test environment. The computer pre-sets parameters, executes process-based programs to automatically control the operating status of each device in the test system, records relevant test data, and automatically fills in test reports to complete the test tasks.

5. A distributed VDES system-level testing method, characterized in that: Based on the IEC 62320-1-2015 international standard and with computers as the core, the high-performance test and signal generating instruments and environmental auxiliary test equipment are controlled through switches and communication interfaces to execute actions according to the test and detection software requirements. Various parameters are measured according to the process requirements of the test and detection software embedded in the computer, and the entire calibration process is automatically executed and controlled. The program-controlled switching of high-performance test and signal generating instruments and environmental auxiliary test equipment is realized, the calibration data is recorded and stored, and the test results of each test item are calculated.

Images