CN216016876U - Wireless product detection system - Google Patents
Wireless product detection system Download PDFInfo
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- CN216016876U CN216016876U CN202121745481.0U CN202121745481U CN216016876U CN 216016876 U CN216016876 U CN 216016876U CN 202121745481 U CN202121745481 U CN 202121745481U CN 216016876 U CN216016876 U CN 216016876U
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Abstract
The utility model relates to a wireless product detection system, which comprises an upper computer; the simulation base station is used for sending electromagnetic wave signals and is connected with the upper computer so as to upload the measured test data related to the wireless products to the upper computer for comparison with a threshold value; the wireless product and the upper computer are respectively connected to acquire information parameters of the wireless product and upload the information parameters to a tooling plate of the upper computer, and the tooling plate also supplies power to the wireless product; the transmission module is connected with the simulation base station in a wired mode to ensure effective transmission of electromagnetic waves in a wired mode, wirelessly interacts with the wireless product through the electromagnetic waves, and simultaneously transmits signals of the wireless product to the simulation base station to generate test data; the tooling plate, the wireless product and the transmission module are all arranged in the shielding case to shield the interference of the electromagnetic wave between the wireless product and the transmission module from the outside through the shielding case, and the wireless product is in a built-in antenna working mode during testing. The system improves the measurement accuracy and the judgment efficiency.
Description
Technical Field
The utility model relates to the field of electronic products, in particular to a wireless product detection system.
Background
At present, wireless products with built-in antennas are exposed to the external environment during production test, and are connected with a base station network to form a detection system. Because the base station network will change, the surrounding environment of the wireless product will also change, and the electromagnetic wave signal is easily blocked by obstacles or interfered by other wireless signals like mobile phones when the air communication is propagated, so that the wireless signal received by the wireless product is easily distorted.
The built-in antenna is directly welded on a PCB of the wireless product, and when the built-in antenna is unqualified or has other production process problems such as poor contact with the PCB, the wireless product can also receive distorted wireless electromagnetic wave signals.
The distortion of the wireless electromagnetic wave signal can cause the deviation of the tested data and the set threshold value, which causes a problem that the deviation is caused by the production process problem of the product or the poor quality of the wireless electromagnetic wave signal.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, it is an object of the present invention to provide a detection system that facilitates quick determination of the cause of signal distortion.
In order to achieve the purpose, the technical scheme of the utility model is as follows: a wireless product detection system, characterized by: the detection system comprises a detection device and a detection device,
an upper computer;
the simulation base station is used for sending electromagnetic wave signals and is connected with the upper computer so as to upload the measured test data of the related wireless products to the upper computer for comparison with a threshold value;
the tooling plate is connected with the wireless product to acquire information parameters of the wireless product and supply power to the wireless product, and the tooling plate is also connected with the upper computer to upload the information parameters to the upper computer;
the transmission module is connected with the simulation base station in a wired mode to ensure effective transmission of electromagnetic waves, wirelessly interacts with the wireless product through the electromagnetic waves and can transmit signals from the wireless product to the simulation base station to generate test data;
the tooling plate, the wireless product and the transmission module are all arranged in the shielding case so as to shield the interference of the electromagnetic wave between the wireless product and the transmission module from the outside through the shielding case, and the wireless product is in a built-in antenna working mode during testing.
Furthermore, the wireless product is also provided with an external antenna so that the wireless product can work in an external antenna working mode.
Furthermore, the tooling plate comprises a switching module for switching the wireless product between an external antenna working mode and an internal antenna working mode.
Further, the switching module is a radio frequency switch.
Furthermore, the tooling plate further comprises a control module and a power supply module, wherein the power supply module is respectively connected with the control module and the wireless product to provide power;
the control module is respectively connected with the wireless product and the upper computer, controls the wireless product according to the instruction of the upper computer, collects the information parameters of the wireless product and then uploads the information parameters to the upper computer;
the control module is also connected with the switching module and controls the switching action of the switching module according to the instruction of the upper computer.
Further, the transmission module is a coupling plate.
Further, the simulation base station is a comprehensive tester.
Further, the test data includes a total reception sensitivity TIS and a total transmission power TRP.
Further, the signals sent by the analog base station are 2G, 3G, and 4G signals.
Further, when the analog base station sends 2G signals, the threshold of the total receiving sensitivity TIS is-80 dBm, and the threshold of the total transmitting power TRP is 20 dBm;
when the analog base station sends 3G signals, the threshold value of the total receiving sensitivity TIS is-83 dBm, and the threshold value of the total transmitting power TRP is 15 dBm;
when the analog base station transmits 4G signals, the threshold value of the total receiving sensitivity TIS is-70 dBm, and the threshold value of the total transmitting power TRP is 14 dBm.
Compared with the prior art, the utility model has the advantages that:
the wireless product, the tooling plate and the transmission module are arranged in the shielding cover, and the interference of the external environment on the electromagnetic wave interacting between the wireless product and the transmission module is thoroughly eliminated by the shielding mode on the basis of wired transmission, so that the electromagnetic wave between the wireless product and the transmission module in the shielding cover is stable, therefore, under the cooperation of wired transmission and the shielding cover, the factor that the quality of the test data deviates from the threshold value due to the quality problem of the electromagnetic wave is effectively overcome, the quality of the electromagnetic wave interacting between the base station and the wireless product is ensured, the system formed by the method reduces the interference factor of the existing test system into too many factors which are not beneficial to the resolution of the specific reason causing the deviation into the problem of single factor, therefore, when finding that the test data is unqualified, an operator can quickly judge that the influence comes from the built-in antenna, and the efficiency of signal distortion judgment is improved.
Drawings
Fig. 1 is a block diagram of a wireless product detection system according to the present application.
Fig. 2 is a block diagram of a wireless product.
Fig. 3 is a block diagram of a tooling plate connected to a wireless product.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
As shown in fig. 1-3, the wireless product detection system includes an upper computer 1, a simulation base station 2, a tooling plate 3, and a transmission module 4, wherein the simulation base station 2 is used for sending electromagnetic wave signals, is connected to the upper computer 1, and can also upload test data of the wireless product to the upper computer 1 for comparison with a threshold.
The tooling plate 3 is respectively connected with the wireless product 5 and the upper computer 1 and is used for collecting information parameters of the wireless product 5 and uploading the parameter information to the upper computer 1, and meanwhile, the tooling plate 3 also supplies power for the wireless product 5.
The transmission module 4 is connected with the simulation base station 2 in a wired manner to ensure effective transmission of electromagnetic waves in a wired manner, and wirelessly interacts with the wireless product 5 through the electromagnetic waves, while transmitting signals from the wireless product 5 to the simulation base station 2 for generating test data.
The tooling plate 3, the wireless product 5 and the transmission module 4 are all arranged in the shielding case 6 so as to shield the interference of the electromagnetic wave between the wireless product 5 and the transmission module 4 from the outside through the shielding case 6, and the wireless product 5 is in the working mode of the built-in antenna 51 during the test.
The traditional detection systems are exposed in the external environment, and external environmental factors can interfere the transmission of electromagnetic waves and further influence the quality of signals fed back by wireless products received by a base station, so that the test data result is influenced; when the wireless product has defects in the production process and poor assembly, the built-in antenna of the wireless product can also affect the receiving and sending of signals of the wireless product, thereby affecting the result of test data.
That is, the conventional wireless product inspection system has various factors affecting the deviation of the test result data, and the operator cannot distinguish which factor causes the deviation of the result.
According to the method and the device, the wireless interaction between the base station and the wireless product is replaced by the simulation of the interactive communication between the base station and the wireless product, so that electromagnetic waves sent by the base station are manually controlled, and in this respect, the generation of uncertain factors caused by long distance between the base station and the wireless product in the past is reduced.
Meanwhile, the connection between the wireless product and the simulation base station does not directly copy the interactive mode of the existing system, but a transmission module is arranged between the wireless product and the simulation base station and is connected with the simulation base station in a wired mode, and the wired mode can effectively solve the problem that electromagnetic wave signals sent by the base station are interfered by external factors such as obstacles and mobile phones, so that the transmission effectiveness of the electromagnetic wave signals is ensured.
And the invalid transmission between the wireless product and the transmission module is controlled in the shielding case, so that the electromagnetic wave between wireless interaction can be controlled in the environment without external interference on the basis of the wired transmission, thereby ensuring the interaction quality of the electromagnetic wave, eliminating the factors of deviation of the test result caused by poor quality of the electromagnetic wave in the past and ensuring the factor controllability of the test system.
In other words, the wired transmission and the shielding case are matched for use, so that the environment of electromagnetic wave transmission is purified, the problem that the test result is inaccurate and deviated due to electromagnetic wave factors is solved, the previous multi-factor problem is reduced to the problem that the built-in antenna only affects the measurement result, when the test result is deviated, an operator can determine that the problem is from the built-in antenna quickly, and the fault factor diagnosis efficiency is improved.
Meanwhile, the stability of the electromagnetic waves is guaranteed, the measuring result is more accurate, and the measuring accuracy of the system is improved.
In the present application, the wireless product 5 is further equipped with an external antenna 52 for the wireless product 5 to operate in an external antenna operation mode. Since the detection system of the present application is used for detecting the internal antenna of the wireless product, the tooling plate 3 is provided with a switching module 31 for switching the wireless product 5 between the external antenna operating mode and the internal antenna operating mode. In this embodiment, the switching module 31 is a radio frequency switch.
Meanwhile, the tooling plate 3 further comprises a control module 32 and a power supply module 33, and the power supply module 33 is respectively connected with the control module 32 and the wireless product 5 to provide power. The control module 32 is connected with the wireless product 5 and the upper computer 1 respectively, controls the wireless product 5 according to the instruction of the upper computer 1, collects the information parameters of the wireless product 5 and then uploads the information parameters to the upper computer 1, and the control module 32 is connected with the switching module 31 to control the switching action of the switching module 31 according to the instruction of the upper computer 1.
In this embodiment, the transmission module 4 is a coupling board, the analog base station 2 is a comprehensive tester, and the test data includes total receive sensitivity TIS and total transmit power TRP.
Since the base station can transmit 2G signals as well as 3G or 4G signals, the corresponding TIS and TRP thresholds are inevitably different for different signals. When the analog base station 2 sends 2G signals, the threshold value of the total receiving sensitivity TIS is-80 dBm, and the threshold value of the total transmitting power TRP is 20 dBm; when the analog base station 2 sends 3G signals, the threshold value of the total receiving sensitivity TIS is-83 dBm, and the threshold value of the total transmitting power TRP is 15 dBm; when the analog base station 2 transmits 4G signals, the threshold of the total receiving sensitivity TIS is-70 dBm, and the threshold of the total transmitting power TRP is 14 dBm.
This application has ensured the transmission validity of electromagnetic wave through the cooperation of shield cover and wired transmission mode to guarantee the stability of electromagnetic wave between wireless product and the basic station, improved the measurement precision, simultaneously, make the measurement deviation factor also judge more easily, improved judgement efficiency.
While embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A wireless product detection system, characterized by: the detection system comprises a detection device and a detection device,
an upper computer (1);
the simulation base station (2) is used for sending electromagnetic wave signals, and the simulation base station (2) is connected with the upper computer (1) so as to upload the measured test data related to the wireless products (5) to the upper computer (1) for comparison with a threshold value;
the tooling plate (3) is connected with the wireless product (5) to collect information parameters of the wireless product (5) and supply power to the wireless product, and the tooling plate (3) is also connected with the upper computer (1) to upload the information parameters to the upper computer (1);
the transmission module (4) is connected with the simulation base station (2) in a wired mode to ensure effective transmission of electromagnetic waves, and the transmission module (4) interacts with the wireless product (5) in a wireless mode through the electromagnetic waves and can transmit signals from the wireless product (5) to the simulation base station (2) to generate test data;
the tooling plate (3), the wireless product (5) and the transmission module (4) are all arranged in the shielding case (6) to shield the interference of the electromagnetic wave between the wireless product (5) and the transmission module (4) from the outside through the shielding case (6), and the wireless product (5) is in a working mode of a built-in antenna (51) during testing.
2. The wireless product detection system of claim 1, wherein:
the wireless product (5) is also provided with an external antenna (52) so that the wireless product (5) can work in an external antenna working mode.
3. The wireless product detection system of claim 2, wherein:
the tooling plate (3) comprises a switching module (31) which can be used for switching the wireless product (5) between an external antenna working mode and an internal antenna working mode.
4. The wireless product detection system of claim 3, wherein:
the switching module (31) is a radio frequency switch.
5. The wireless product detection system of claim 4, wherein:
the tooling plate (3) further comprises a control module (32) and a power supply module (33), wherein the power supply module (33) is respectively connected with the control module (32) and the wireless product (5) to provide power;
the control module (32) is respectively connected with the wireless product (5) and the upper computer (1), controls the wireless product (5) according to the instruction of the upper computer (1), collects the information parameters of the wireless product (5) and then uploads the information parameters to the upper computer (1);
the control module (32) is also connected with the switching module (31) and controls the switching action of the switching module (31) according to the instruction of the upper computer (1).
6. The wireless product detection system of claim 1, wherein:
the transmission module (4) is a coupling plate.
7. The wireless product detection system of claim 1, wherein:
the simulation base station (2) is a comprehensive tester.
8. The wireless product detection system of claim 1, wherein:
the test data comprises a total receive sensitivity TIS and a total transmit power TRP.
9. The wireless product detection system of claim 1, wherein:
the signals sent by the analog base station are 2G, 3G and 4G signals.
10. The wireless product detection system of claim 9, wherein:
when the analog base station (2) sends 2G signals, the threshold value of the total receiving sensitivity TIS is-80 dBm, and the threshold value of the total transmitting power TRP is 20 dBm;
when the analog base station (2) sends 3G signals, the threshold value of the total receiving sensitivity TIS is-83 dBm, and the threshold value of the total transmitting power TRP is 15 dBm;
when the analog base station (2) transmits 4G signals, the threshold value of the total receiving sensitivity TIS is-70 dBm, and the threshold value of the total transmitting power TRP is 14 dBm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121745481.0U CN216016876U (en) | 2021-07-29 | 2021-07-29 | Wireless product detection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121745481.0U CN216016876U (en) | 2021-07-29 | 2021-07-29 | Wireless product detection system |
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| CN216016876U true CN216016876U (en) | 2022-03-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114793141A (en) * | 2022-05-23 | 2022-07-26 | 大连市共进科技有限公司 | Performance test system based on built-in antenna |
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2021
- 2021-07-29 CN CN202121745481.0U patent/CN216016876U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114793141A (en) * | 2022-05-23 | 2022-07-26 | 大连市共进科技有限公司 | Performance test system based on built-in antenna |
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