CN210840067U

CN210840067U - Communication module's test system

Info

Publication number: CN210840067U
Application number: CN201921968756.XU
Authority: CN
Inventors: 曾胜; 倪天伟; 汪金涛
Original assignee: HOHAI UNIVERSITY WENTIAN COLLEGE
Current assignee: HOHAI UNIVERSITY WENTIAN COLLEGE
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-06-23
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses a test system of a communication module, which comprises an upper computer, a lower computer and a tested communication module; the upper computer is in communication connection with the lower computer; the lower computer is in communication connection with the tested communication module, when the tested communication module is tested, the interior of the lower computer starts to operate, and then the tested communication module is tested; uploading a test result to an upper computer after the test is finished; the utility model discloses the data rate that the GPRS terminal provided can reach 172KB/S the most, and to WIFI, 802.11b can provide the data rate of highest 11Mb/S on the frequency point of 2.4GHz, 802.11a and HiperLAN can provide the data rate of highest 54Mb/S on the frequency point of 5GHz, the data rate that GPRS provided is much higher than WIFI, therefore WIFI and GPRS fuse how to provide perfect bandwidth replenishment for GPRS cellular technology, WIFI 'S coverage is little simultaneously, consequently, combine WIFI' S high access data rate and GPRS coverage extensively, realize complementing each other.

Description

Communication module's test system

Technical Field

The utility model belongs to the technical field of the communication emulation test, concretely relates to communication module's test system.

Background

The software simulation test is a test for simulating the real use environment of software, and the software is configured to the real use state, and generally occurs before the product is delivered for use. The software simulation test has the following characteristics: strong pertinence, strong purposiveness, the need for explicit criteria and analyzability of the data.

The prior art has the following problems: the existing communication module singly adopts a WIFI module to transmit or singly adopts a GPRS module to transmit, and has respective defects and shortcomings.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a communication module's test system has the characteristics that WIFI module and GPRS module fuse.

In order to achieve the above object, the utility model provides a following technical scheme: a test system of a communication module comprises an upper computer, a lower computer and a tested communication module; the upper computer is in communication connection with the lower computer; the lower computer is in communication connection with the tested communication module, when the tested communication module is tested, the interior of the lower computer starts to operate, and then the tested communication module is tested; and uploading the test result to an upper computer after the test is finished.

As the utility model discloses an optimal technical scheme passes through between host computer and the next machine to be connected.

As the preferred technical solution of the present invention, the lower computer mainly includes a driving module, a communication interface, a serial interface, an IEEE9 bus interface, a controller, a digital input/output port, and an analog input/output interface.

As the utility model discloses a preferred technical scheme, the host computer mainly includes display module, power module, voice module and control module, communication interface.

As the utility model discloses an optimized technical scheme, display module is used for providing the graphical interface of test result, and voice module is used for carrying out voice broadcast to test result data, and the router interface is used for being connected host computer and next machine.

As the utility model discloses an optimal technical scheme, the next computer still includes the integrated circuit board slot for connect external device.

As the utility model discloses an preferred technical scheme, the next machine is thing networking simulation tester, installs the automatic test system of real-time closed loop on the host computer, all includes a plurality of communication interface on the next machine, and communication interface is used for being connected the next machine with the communication module that is surveyed to realize that test and test result carry.

As a preferred embodiment of the present invention, the lower computer includes a model of a controller of the test piece, which is established in advance.

As the utility model discloses an optimal technical scheme, it fuses the module to be surveyed communication module for GPRS module, WIFI module, LORA module and WIFI module and GPRS respectively.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses the data rate that the GPRS terminal provided can reach 172KB/S the most, and to WIFI, 802.11b can provide the data rate of highest 11Mb/S on the frequency point of 2.4GHz, 802.11a and HiperLAN can provide the data rate of highest 54Mb/S on the frequency point of 5GHz, the data rate that GPRS provided is much higher than WIFI, therefore WIFI and GPRS fuse how to provide perfect bandwidth replenishment for GPRS cellular technology, WIFI 'S coverage is little simultaneously, consequently, combine WIFI' S high access data rate and GPRS coverage extensively, realize complementing each other.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural diagram of a testing system of the present invention;

FIG. 2 is a connection diagram of the testing system of the present invention;

fig. 3 is a schematic structural diagram of the tested communication module of the present invention.

In the figure: 1. an upper computer; 2. a lower computer; 3. a tested communication module; 31. a GPRS module; 32. a WIFI module; 33. a LORA module; 34. the WIFI module and the GPRS are fused; 4. a router.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a test system of a communication module comprises an upper computer 1, a lower computer 2 and a tested communication module 3; the upper computer 1 is in communication connection with the lower computer 2; the lower computer 2 is in communication connection with the tested communication module 3, when the tested communication module 3 is tested, the lower computer 2 starts to operate, and then the tested communication module 3 is tested; and uploading the test result to the upper computer 1 after the test is finished.

Further, the upper computer 1 is connected with the lower computer 2 through a router 4, the lower computer 2 is an Internet of things simulation tester, a real-time closed-loop automatic test system is installed on the upper computer 1, black box testing is carried out on the embedded software system through MATLAB/Simulink modeling software, namely, the test object is regarded as a black box, the logic structure and the internal characteristics in the program are not considered at all, whether the function of the program is correct or not is checked only according to the requirement specification of the program, the system can manage and track the test process, automatically generate test documents, and support the fault injection for it is more convenient when testing each communication interface, all include a plurality of communication interface on the next computer 2, communication interface is used for being connected the next computer 2 with by 3 communication module under test, thereby realizes test and test result and carries.

In this embodiment, the router 4 is connected with the ethernet, the lower computer 2 is in communication connection with the tested communication module 3 through the communication interface, the lower computer 2 can be an internet of things simulation tester, the real-time kernel is provided, the driving device is arranged in the lower computer 2, the driving device can be programmed through the C language to drive the communication interfaces respectively, when the communication interfaces are tested, the lower computer 2 drives all the communication interfaces to operate simultaneously through the built-in driving device, when the communication interfaces operate, the lower computer 2 tests the communication interfaces, the test result is fed back to the upper computer 1, and through the printing device in the upper computer 1, the test result can be printed out

Further, the lower computer 2 mainly includes a driving module, a communication interface, a serial interface, an IEEE1394 bus interface, a controller, a digital input/output port, and an analog input/output interface.

In this embodiment, the lower computer 2 and the tested communication module 3 can be in communication connection through any mode, when the router 4 is in ethernet communication connection, ethernet ports need to be arranged on the lower computer 2 and the tested communication module 3, and when other modes are used for communication connection, corresponding connection ports need to be arranged on the lower computer 2 and the tested communication module 3.

Further, the upper computer 1 mainly comprises a display module, a power supply module, a voice module, a control module and a communication interface.

Furthermore, the display module is used for providing a graphical interface of the test result, the voice module is used for voice broadcasting of the test result data, and the router interface is used for connecting the upper computer 1 with the lower computer 2.

Further, the lower computer 2 further includes a board card slot for connecting an external device.

In this embodiment, the board card slot is used for adding a PCI board card in the peripheral component interconnect standard, and by setting the board card slot, an expansion card can be conveniently installed on the lower computer 2, so as to obtain more input/output ports and data channels.

Further, the lower computer 2 includes a model of a controller of the test object, which is established in advance.

Further, the communication module 3 to be tested is a GPRS module 31, a WIFI module 32, a LORA module 33, a WIFI module and a GPRS fusion module 34.

The utility model discloses a theory of operation and use flow: the utility model discloses pre-installation MATLAB/Simulink modeling software such as in host computer 1, according to being surveyed communication module 3 and establish the model of being surveyed communication module 3 in MATLAB/Simulink modeling software, wherein the network input parameter of being surveyed communication module 3 is 802.11b at 2.4GHz frequency point and 802.11a and HiperLAN at 5GHz frequency point, and carry out in loading the model to lower computer 2, communication interface is lower computer 2 and the communication interface of being surveyed communication module 3, host computer 1 and lower computer 2 communication connection, contain the model of being surveyed communication module 3 of pre-establishment in the lower computer 2, when testing communication interface, lower computer 2 drives all communication interfaces and moves simultaneously through built-in drive arrangement; meanwhile, the lower computer 2 runs the model of the tested communication module 3 and simulates the communication between the tested communication module 3 and the communication interface; the lower computer 2 respectively tests the communication interfaces of the GPRS module 31, the WIFI module 32, the LORA module 33, the WIFI module and the GPRS fusion module 34, and feeds back the test results to the upper computer 1, so that the test results are displayed through the display module.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A test system of a communication module is characterized by comprising an upper computer (1), a lower computer (2) and a tested communication module (3);

the upper computer (1) is in communication connection with the lower computer (2); the lower computer (2) is in communication connection with the tested communication module (3), when the tested communication module (3) is tested, the lower computer (2) starts to run inside, and then the tested communication module (3) is tested; and after the test is finished, the test result is uploaded to the upper computer (1).

2. The system for testing a communication module of claim 1, wherein: the upper computer (1) is connected with the lower computer (2) through the connecting rod (4).

3. The system for testing a communication module of claim 1, wherein: the lower computer (2) mainly comprises a driving module, a communication interface, a serial interface, an IEEE1394 bus interface, a controller, a digital input/output port and an analog input/output interface.

4. The system for testing a communication module of claim 1, wherein: the upper computer (1) mainly comprises a display module, a power supply module, a voice module, a control module and a communication interface.

5. The system for testing a communication module of claim 4, wherein: the display module is used for providing a graphical interface of a test result, the voice module is used for carrying out voice broadcast on test result data, and the router interface is used for connecting the upper computer (1) with the lower computer (2).

6. The system for testing a communication module of claim 1, wherein: the lower computer (2) further comprises a board card slot for connecting external equipment.

7. The system for testing a communication module of claim 1, wherein: the lower computer (2) is an Internet of things simulation tester, a real-time closed-loop automatic testing system is installed on the upper computer (1), the lower computer (2) is provided with a plurality of communication interfaces, and the communication interfaces are used for connecting the lower computer (2) with the tested communication module (3) so as to realize test and test result conveying.

8. The system for testing a communication module of claim 1, wherein: the lower computer (2) comprises a pre-established model of the controller of the tested piece.

9. The system for testing a communication module of claim 1, wherein: the tested communication module (3) is respectively a GPRS module (31), a WIFI module (32), a LORA module (33) and a WIFI module and GPRS fusion module (34).