CN116722938B - Automatic testing system and method for anti-interference performance of transponder transmission module - Google Patents
Automatic testing system and method for anti-interference performance of transponder transmission module Download PDFInfo
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- H—ELECTRICITY
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- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
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Abstract
The invention discloses a BTM anti-interference performance automatic test system and a method, which relate to the technical field of automatic test and comprise the following steps: the automatic test module generates parameter information according to the test cases, controls the signal generation and message encoding module to generate a simulated interference signal and a simulated transponder signal, and simultaneously receives message receiving condition information of the BTM equipment, and performs statistical analysis and performance evaluation on results of all the test cases when all the test cases are traversed; the signal generation and message encoding module generates an analog interference signal and an analog transponder signal according to the parameter information, and superimposes the analog interference signal and the analog transponder signal to generate various combined signals for testing and then sends the combined signals to the BTM equipment. According to the invention, an automatic closed loop test can be performed according to the requirements, a simulation experiment is performed aiming at the actual fault scene of the site, the production site interference signal is simulated to reproduce the problem, and effective data support is provided for effectively solving the site problem, so that the existing BTM equipment is optimized.
Description
Technical Field
The invention relates to the technical field of automatic testing, in particular to a BTM anti-interference performance automatic testing system and method.
Background
The transponder transmission module (BTM, balise Transmission Module) is an on-board device for data transmission between the vehicle and the ground, processes signals and messages for the uplink and downlink with the transponders, and communicates with the on-board core device of the train.
The BTM device is composed of a BTM host and a vehicle-mounted antenna (hereinafter referred to as a BTM antenna). The entire vehicle-mounted device system structure is shown in fig. 1. The BTM is mainly used for receiving, filtering, digitally demodulating and processing transponder messages and transmitting related data. The BTM transmits 27.095MHz energy down through interface "a" to activate the transponder, receive the uplink signal transmitted by the terrestrial transponder and parse the transponder message. The BTM host may be connected to the train-controlled vehicle-mounted device (e.g., ATP, LKJ, GYK, etc.) through the interface "B", and periodically receive the position and speed information sent by the train-controlled vehicle-mounted device, and send the received transponder message information to the train-controlled vehicle-mounted device.
Along with the rapid development of high-speed railways, the transponder transmission module is applied in a large number and plays an increasingly important role, but under the condition of train high-speed operation, the phenomenon that the normal operation of the train is influenced by the problem of the transponder transmission module happens occasionally, such as the occurrence of faults that transponder data cannot be received normally occasionally in field application practice, particularly the occurrence of faults when the speed of the vehicle is higher, the interference is higher, the environment is severe, the curve is crossed or the swing is caused more frequently. In addition, the high-speed railways in China are spread over a wide area from the northeast alpine to the south hainan subtropical zone and from the Xinjiang desert to the Tibet plateau, the transponder transmission modules face the complex conditions of ice and snow coverage, high heat and humidity, plateau frozen soil, yellow sand coverage and various electromagnetic interferences, extremely high requirements are put forward on the application of BTMs in the running process of the high-speed railways, and the test technology of the transponder transmission modules under various complex conditions is required to be studied in depth, in particular the anti-interference performance test technology of the transponder transmission modules is required to be studied.
Therefore, how to provide an automatic test system and method for BTM anti-interference performance, which uses the interference signals collected in the field or the interference signals generated automatically to perform automatic anti-interference performance test on BTMs, and optimizing the existing BTM devices is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
In view of this, the invention provides a BTM anti-interference performance automatic test system and method, which can perform automatic closed loop test according to the requirement, such as case automatic test, analog signal automatic generation, test result automatic record, and reduce a large number of manual operation flows; the simulation experiment can be carried out aiming at the actual field fault scene, the problem reproduction is carried out by simulating the production field interference signal, and effective data support is provided for effectively solving the field problem, so that the existing BTM equipment is optimized.
In order to achieve the above purpose, the present invention adopts the following technical scheme: a BTM tamper resistance automated test system comprising:
the system comprises an automatic test module, a signal generation and message coding module and BTM equipment;
the automatic test module generates parameter information according to the test cases, controls the signal generation and message coding module to generate a simulated interference signal and a simulated transponder signal, simultaneously receives message receiving condition information of the BTM equipment, and performs statistical analysis and performance evaluation on results of all the test cases when all the test cases are traversed;
the signal generation and message encoding module generates an analog interference signal and an analog transponder signal according to the parameter information, superimposes the analog interference signal and the analog transponder signal to generate a plurality of combined signals, tests the combined signals and sends the combined signals to the BTM equipment.
Preferably, the automated test module comprises a test control processing module, a host interface unit, a signal generation control module and a message information control module;
the test control processing module is used for acquiring a test case, carrying out parameter configuration on the test case, and respectively sending parameter information to the signal generation and message coding module through the signal generation control module and the message information control module;
the signal generation control module is used for controlling the signal generation and message encoding module to generate an analog interference signal; the generated simulated interference signals are interference signals required by the test cases, including control of the type of the interference signals, the signal strength, the duration of the interference signals, the transmission interval time and the like, and the interference signals simulating the field environment are generated.
The message information control module is used for generating user data packets of a plurality of transponder messages and sending the user data packets to the signal generation and message coding module according to a certain time interval, and simultaneously controlling the signal generation and message coding module to generate analog transponder signals; the generated analog transponder signal is the analog transponder signal required by the test case, and comprises transponder signal data message content, center frequency, modulation frequency, transmission rate, transmission duration, transmission interval time and the like, and transponder messages simulating different train running states are generated.
The host interface unit is used for receiving the message receiving condition information of the BTM equipment and feeding back to the test control processing module for analysis.
Preferably, the parameter information includes interference signal parameters and transponder message signal parameters;
the interference signal parameters are transmitted to the signal generation and message coding module through the signal generation control module;
and the transponder message signal parameters are transmitted to the signal generation and message coding module through the message information control module.
Preferably, the test control processing module comprises a test case library, a parameter configuration unit and a test result recording unit;
the test case library is used for acquiring and storing test cases;
the parameter configuration unit is used for carrying out parameter configuration on the test case according to the test content and the scene and respectively sending parameter information to the signal generation control module and the message information control module;
the test result recording unit is used for processing the test result in real time and evaluating the anti-interference performance of the BTM equipment.
Preferably, the signal generating and message encoding module includes: the system comprises a signal generating unit, a message coding processing unit, a combiner and a reference ring;
the signal generation unit is used for generating an analog interference signal according to the interference signal parameter;
the message coding processing unit is used for generating an analog transponder signal according to the transponder message signal parameters;
the combiner is used for combining the analog interference signal and the analog transponder signal to generate a combined signal;
the reference loop is configured to transmit an uplink analog signal and send the combined signal to the BTM device.
Preferably, the signal generating unit is a signal generator, and the message encoding processing unit is a code sender.
Preferably, the BTM device includes a BTM antenna and a BTM test host, and the BTM antenna receives the combined signal and sends the combined signal to the BTM test host for demodulation and decoding, and outputs the message receiving status information.
Preferably, an automatic test method for BTM anti-interference performance comprises the following specific steps:
determining a test case;
judging whether the test case is traversed;
if not, generating a control operation instruction, and controlling to generate a simulation interference signal and a simulation transponder signal;
receiving and storing test results of the test cases;
if yes, carrying out statistical analysis on the test results of all the interference test cases and carrying out performance evaluation.
Compared with the prior art, the invention discloses an automatic test system for BTM anti-interference performance, which comprises: the system comprises an automatic test module, a signal generation and message coding module and BTM equipment; the automatic test module generates parameter information according to the test cases, controls the signal generation and message encoding module to generate a simulated interference signal and a simulated transponder signal, and simultaneously receives message receiving condition information of the BTM equipment, and performs statistical analysis and performance evaluation on results of all the test cases when all the test cases are traversed; the signal generation and message encoding module generates an analog interference signal and an analog transponder signal according to the parameter information, and superimposes the analog interference signal and the analog transponder signal to generate various combined signals for testing and then sends the combined signals to the BTM equipment.
The invention has the following beneficial effects:
(1) The automatic closed loop test can be carried out according to the requirements, the case automatic test, the analog signal automatic generation and the test result automatic recording are carried out, a large number of manual operation flows are reduced, the system equipment integration level is high, and the application scene is wide;
(2) The interference signals can be controlled autonomously, and the interference signals with different types and different intensities are overlapped with the transponder signals to evaluate the anti-interference performance of the BTM equipment under different signal-to-noise ratio scenes;
(3) The simulation experiment can be carried out aiming at the actual field fault scene, the running speed of the train is simulated, the field interference signal is simulated and generated to reproduce the problem, and effective data support is provided for effectively solving the field problem, so that the existing transponder transmission system equipment is optimized.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall vehicle-mounted device system of the background art;
FIG. 2 is a schematic diagram of an automated BTM anti-interference performance test system according to the present invention;
FIG. 3 is a flowchart of an automated BTM anti-tamper performance test provided by the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The embodiment of the invention discloses a BTM anti-interference performance automatic test system, as shown in figure 2, comprising:
the system comprises an automatic test module, a signal generation and message coding module and BTM equipment;
the automatic test module generates parameter information according to the test cases, controls the signal generation and message coding module to generate a simulated interference signal and a simulated transponder signal, simultaneously receives message receiving condition information of the BTM equipment, and performs statistical analysis and performance evaluation on results of all the test cases when all the test cases are traversed;
the signal generation and message encoding module generates an analog interference signal and an analog transponder signal according to the parameter information, superimposes the analog interference signal and the analog transponder signal to generate a plurality of combined signals, tests the combined signals and sends the combined signals to the BTM equipment.
Specifically, the automatic test module comprises a test control processing module, a host interface unit, a signal generation control module and a message information control module;
the test control processing module is used for acquiring a test case, carrying out parameter configuration on the test case, and respectively sending parameter information to the signal generation and message coding module through the signal generation control module and the message information control module;
the signal generation control module is used for controlling the signal generation and message encoding module to generate an analog interference signal; the generated simulated interference signals are interference signals required by the test cases, including control of the type of the interference signals, the signal strength, the duration of the interference signals, the transmission interval time and the like, and the interference signals simulating the field environment are generated.
The message information control module is used for generating user data packets of a plurality of transponder messages and sending the user data packets to the signal generation and message coding module according to a certain time interval, and simultaneously controlling the signal generation and message coding module to generate analog transponder signals; the generated analog transponder signal is the analog transponder signal required by the test case, and comprises transponder signal data message content, center frequency, modulation frequency, transmission rate, transmission duration, transmission interval time and the like, and transponder messages simulating different train running states are generated.
The host interface unit is used for receiving the message receiving condition information of the BTM equipment and feeding back to the test control processing module for analysis.
Specifically, the parameter information includes interference signal parameters and transponder message signal parameters;
the interference signal parameters are transmitted to the signal generation and message coding module through the signal generation control module;
and the transponder message signal parameters are transmitted to the signal generation and message coding module through the message information control module.
Specifically, the test control processing module comprises a test case library, a parameter configuration unit and a test result recording unit;
the test case library is used for acquiring and storing test cases;
the parameter configuration unit is used for carrying out parameter configuration on the test case according to the test content and the scene and respectively sending parameter information to the signal generation control module and the message information control module;
the test result recording unit is used for processing the test result in real time and evaluating the anti-interference performance of the BTM equipment.
In a specific embodiment of the invention, the invention carries out corresponding configuration according to the test content and the scene to realize automatic test. The test case library is compiled in advance, confirmed and stored in the system, parameter configuration is firstly carried out through a parameter configuration unit before testing, and parameter items such as test time, message sending duration, message sending interval time, test content, scenes and the like are included, and corresponding test cases are selected from the test case library according to the selected parameters to serve as the test cases to be tested. When the test is started, automatic traversal is carried out according to the selected test case list in sequence, the test is carried out sequentially one by one, and the next test is automatically carried out after the completion of the test of the case and the feedback of the result is received. When each rule is tested, corresponding command sentences are generated according to the test cases, wherein the command sentences comprise the types of interference signals, the signal intensity, the duration time of the interference signals, the transmission interval time, the information instructions such as the data content of transponder message signals, the transmission duration time, the transmission interval time and the like, and the information instructions are respectively transmitted to the signal generation control module and the message information control module.
The message information control module generates user data packets of a plurality of transponder messages according to the test case scene and the test case, and sequentially sends the user data packets to the message coding processing unit according to a certain time interval.
The signal generation control module can control the signal generation unit to generate corresponding analog interference signals according to test contents and scenes so as to generate analog noise signals required by various scenes, such as Gaussian white noise, interference signals acquired by the scene environment and the like, if the interference signals are the interference signals acquired by the scene, interference signal data can be directly imported and output through the signal generation unit, the transponder message signals are modulated and output through the message encoding processing unit, the analog interference signals and the analog transponder signals are combined through the combiner to generate combined signals, and the combined signals are used for simulating the transponder message signals of the scene environment and are sent to the reference ring for testing.
Specifically, the host interface unit comprises a driving software adapting interface, a communication protocol, a communication interface between time mileage modules and the like, realizes the real-time data interaction function of the BTM equipment and the test system, and displays and stores the received message parameter data of the BTM test host and sends the message parameter data to the test control processing module for statistical analysis.
In a specific embodiment of the present invention, the host interface unit records relevant parameters of the condition that the BTM test host receives the message, including information such as effective byte number, bit error rate, etc., and the test result parameters are fed back to the test result recording unit in the test control processing module for real-time recording, storage and processing, the test result recording unit performs statistical analysis on the test results of all cases, and after the test is finished, the statistical result is analyzed, and the anti-interference performance of the BTM test host is evaluated, so as to obtain quantitative analysis results.
Specifically, the signal generation and message encoding module includes: the system comprises a signal generating unit, a message coding processing unit, a combiner and a reference ring;
the signal generation unit is used for generating an analog interference signal according to the interference signal parameter;
the message coding processing unit is used for generating an analog transponder signal according to the transponder message signal parameters;
the combiner is used for combining the analog interference signal and the analog transponder signal to generate a combined signal;
the reference loop is configured to transmit an uplink analog signal and send the combined signal to the BTM device.
In a specific embodiment of the present invention, the signal generating unit is a device for actually generating a signal, including a plurality of signal generators, attenuators, amplifiers, cables, and the like, and generates corresponding analog interference signals according to the configuration of the signal generating control module, and sends the analog interference signals to the combiner; the signal generator can also be connected with a signal analyzer for observing signal parameters in real time. The message coding processing unit is a code transmitting plate, the message information control module generates user data packets of a plurality of transponder messages according to test case scenes and cases, the user data packets are sequentially transmitted to the code transmitting plate according to a certain time interval, the code transmitting plate codes the transponder messages according to the content of the user data packets, FSK (frequency modulation) modulation is carried out on the transponder messages after the code is coded to generate FSK signals with corresponding frequencies, and the FSK signals are amplified, D-A converted, filtered and the like to generate analog transponder signals; the combination of the analog interference signal and the analog interference signal may simulate a transponder signal of a field environment. The analog interference signal and the analog transponder signal are combined by a combiner and then sent to a reference loop, and the reference loop transmits the transponder message analog signal with the interference signal to a BTM antenna.
Specifically, the BTM device includes a BTM antenna and a BTM test host, where the BTM antenna receives the combined signal and sends the combined signal to the BTM test host to perform demodulation and decoding processing, and outputs the message receiving condition information.
In one embodiment of the present invention, the BTM antenna receives the analog signal and then transmits the analog signal to the BTM test host for demodulation and decoding to obtain the corresponding message data. The demodulation process comprises the following steps: the combined signals are sent to two paths of band-pass filters, different high-frequency signals are filtered out and processed through an envelope detector, envelope is extracted, decision analysis is carried out through a sampling decision device, and demodulation is carried out through a baseband digital signal; the decoding process comprises the following steps: and carrying out CRC (cyclic redundancy check) and data synchronous check on the digital signal, judging the digital signal as an effective message, and outputting message information after the processes of initial bit judgment, information length recovery, inversion, descrambling and the like are carried out.
A BTM anti-interference performance automatic test method is shown in FIG. 3, and comprises the following specific steps:
determining a test case;
judging whether the test case is traversed;
if not, generating a control operation instruction, and controlling to generate a simulation interference signal and a simulation transponder signal; specifically, a signal generation control module generates a control instruction of an interference signal, and a control signal generator generates a corresponding analog interference signal; the message information control module generates a control instruction for controlling the transponder message signal, and the code sender is controlled to generate a corresponding analog transponder signal.
Receiving and storing test results of the test cases; specifically, the analog interference signal and the analog transponder signal are sent to a combiner together to be overlapped to generate a combined signal, the combined signal is sent to a reference ring to be tested and then sent to the BTM equipment, the message signal receiving condition of the BTM equipment is obtained through a host interface unit, and the test result is analyzed and generated and fed back to a test control processing module to be stored.
If yes, carrying out statistical analysis on the test results of all the interference test cases and carrying out performance evaluation. Specifically, after the test cases are traversed, the test result recording unit in the test control processing module records, stores and processes the test results of all the test cases in real time, performs statistical analysis on the test results, analyzes the statistical results after the test is finished, and evaluates the anti-interference performance of the BTM test host.
In a specific embodiment of the present invention, the test control processing module stores a test case library, and the interference signals collected on site can be directly stored in the test case library and named according to the sequence of scene numbers. Firstly, parameter configuration is carried out before starting a test, wherein the parameter configuration comprises parameter items such as test time, message transmission duration, message transmission interval time, test content, scene and the like, test cases are selected from a test case library, the selected test cases are tested one by one in sequence after starting the test, each test case is provided with corresponding interference signal parameters and transponder message signal parameters, the interference signal parameters comprise parameters such as interference signal type, signal intensity, interference signal duration, transmission interval time and the like, the parameter information is transmitted to a signal generator to generate corresponding analog interference signals, and the transponder message signal parameters comprise parameters such as data message content, center frequency, modulation frequency, transmission rate, transmission duration time, transmission interval time and the like; these parameters are sent to the code sending board to generate analog transponder signals, the analog interference signals and the analog transponder signals are sent to the combiner to carry out signal superposition to generate combined signals, the combined signals are sent to the BTM antenna after being tested by the reference ring, the combined signals are transmitted to the BTM test host by the BTM antenna, the host interface unit records the relevant parameters of the condition of the BTM test host receiving messages, including byte number, bit error rate and other information, and the test result parameters are fed back to the test result recording unit in the test control processing module to carry out real-time recording, storage and processing, and meanwhile, the test control processing module automatically carries out the test of the next case. And after the test is finished, the test result recording unit performs statistical analysis on the test results of all cases, and after the test is finished, the statistical results are analyzed to evaluate the anti-interference performance of the BTM test host.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. A transponder transmission module (BTM) anti-interference performance automated test system is characterized in that,
the system comprises an automatic test module, a signal generation and message encoding module and BTM equipment;
the automatic test module generates parameter information according to the test cases, controls the signal generation and message coding module to generate a simulated interference signal and a simulated transponder signal, simultaneously receives message receiving condition information of the BTM equipment, and performs statistical analysis and performance evaluation on results of all the test cases when all the test cases are traversed;
the signal generation and message encoding module generates an analog interference signal and an analog transponder signal according to the parameter information, superimposes the analog interference signal and the analog transponder signal to generate a plurality of combined signals, tests the combined signals and sends the combined signals to the BTM equipment;
the automatic test module comprises a test control processing module, a host interface unit, a signal generation control module and a message information control module;
the test control processing module is used for acquiring a test case, carrying out parameter configuration on the test case, and respectively sending parameter information to the signal generation and message coding module through the signal generation control module and the message information control module;
the signal generation control module is used for controlling the signal generation and message encoding module to generate an analog interference signal;
the message information control module is used for generating user data packets of a plurality of transponder messages and sending the user data packets to the signal generation and message coding module according to a certain time interval, and simultaneously controlling the signal generation and message coding module to generate analog transponder signals;
the host interface unit is used for receiving the message receiving condition information of the BTM equipment and feeding back the message receiving condition information to the test control processing module for analysis;
the test control processing module comprises a test case library, a parameter configuration unit and a test result recording unit;
the test case library is used for acquiring and storing test cases;
the parameter configuration unit is used for carrying out parameter configuration on the test case according to the test content and the scene and respectively sending parameter information to the signal generation control module and the message information control module;
the test result recording unit is used for processing the test result in real time and evaluating the anti-interference performance of the BTM equipment.
2. The automated BTM tamper resistance testing system of claim 1, wherein the parameter information comprises a tamper signal parameter and a transponder message signal parameter;
the interference signal parameters are transmitted to the signal generation and message coding module through the signal generation control module;
and the transponder message signal parameters are transmitted to the signal generation and message coding module through the message information control module.
3. The automated BTM tamper resistance testing system of claim 2, wherein the signal generation and message encoding module comprises: the system comprises a signal generating unit, a message coding processing unit, a combiner and a reference ring;
the signal generation unit is used for generating an analog interference signal according to the interference signal parameter;
the message coding processing unit is used for generating an analog transponder signal according to the transponder message signal parameters;
the combiner is used for combining the analog interference signal and the analog transponder signal to generate a combined signal;
the reference loop is configured to transmit an uplink analog signal and send the combined signal to the BTM device.
4. A BTM tamper resistance automated test system according to claim 3 and wherein said signal generating unit is a signal generator and said message encoding processing unit is a transcoder.
5. The automated BTM tamper resistance testing system of claim 1, wherein the BTM device comprises a BTM antenna and a BTM testing host, wherein the BTM antenna receives the combined signal and transmits the combined signal to the BTM testing host for demodulation and decoding, and outputs the message reception status information.
6. A BTM anti-interference performance automatic test method applied to the automatic test system of the BTM anti-interference performance according to any one of claims 1 to 5, which is characterized by comprising the following specific steps:
determining a test case;
judging whether the test case is traversed;
if not, generating a control operation instruction, and controlling to generate a simulation interference signal and a simulation transponder signal;
receiving and storing test results of the test cases;
if so, carrying out statistical analysis on the test results of all the test cases and carrying out performance evaluation.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202261268U (en) * | 2011-09-19 | 2012-05-30 | 西门子信号有限公司 | Analog device of transponder information receiving system and testing system thereof |
| CN108183753A (en) * | 2017-12-22 | 2018-06-19 | 合肥工大高科信息科技股份有限公司 | A kind of rail transportation vehicle-mounted BTM automatization test systems and method |
| KR101899381B1 (en) * | 2018-03-15 | 2018-10-29 | 신우이엔지 주식회사 | Balise error detection device of ATP and control method thereof |
| CN109257123A (en) * | 2018-10-24 | 2019-01-22 | 中国铁道科学研究院集团有限公司通信信号研究所 | The portable tester of transponder transmission module |
| CN209462386U (en) * | 2019-02-27 | 2019-10-01 | 北京交大思诺科技股份有限公司 | Portable BTM tester |
| CN112134630A (en) * | 2020-09-28 | 2020-12-25 | 北京交大思诺科技股份有限公司 | BTM production detecting system |
| CN113285735A (en) * | 2021-06-29 | 2021-08-20 | 沈阳铁路信号有限责任公司 | Transponder transmission module capability test device |
-
2023
- 2023-07-03 CN CN202310800403.3A patent/CN116722938B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202261268U (en) * | 2011-09-19 | 2012-05-30 | 西门子信号有限公司 | Analog device of transponder information receiving system and testing system thereof |
| CN108183753A (en) * | 2017-12-22 | 2018-06-19 | 合肥工大高科信息科技股份有限公司 | A kind of rail transportation vehicle-mounted BTM automatization test systems and method |
| KR101899381B1 (en) * | 2018-03-15 | 2018-10-29 | 신우이엔지 주식회사 | Balise error detection device of ATP and control method thereof |
| CN109257123A (en) * | 2018-10-24 | 2019-01-22 | 中国铁道科学研究院集团有限公司通信信号研究所 | The portable tester of transponder transmission module |
| CN209462386U (en) * | 2019-02-27 | 2019-10-01 | 北京交大思诺科技股份有限公司 | Portable BTM tester |
| CN112134630A (en) * | 2020-09-28 | 2020-12-25 | 北京交大思诺科技股份有限公司 | BTM production detecting system |
| CN113285735A (en) * | 2021-06-29 | 2021-08-20 | 沈阳铁路信号有限责任公司 | Transponder transmission module capability test device |
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