CN217010875U - Radio frequency test equipment and system - Google Patents
Radio frequency test equipment and system Download PDFInfo
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- CN217010875U CN217010875U CN202220363783.XU CN202220363783U CN217010875U CN 217010875 U CN217010875 U CN 217010875U CN 202220363783 U CN202220363783 U CN 202220363783U CN 217010875 U CN217010875 U CN 217010875U
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Abstract
The application discloses a radio frequency test device and a system. The radio frequency test equipment comprises an interface circuit used for connecting a PC; the control circuit is used for connecting a signal port of the terminal to be tested and a signal port of the instrument; and the processor is respectively connected with the interface circuit and the control circuit. In the application, the terminal to be tested, the radio frequency test equipment and the instrument form a radio frequency channel, the PC configures the radio frequency channel to be combined into a processor of the radio frequency test equipment, the processor controls the switching of the radio frequency channel, and the instrument tests each radio frequency channel. The whole testing process only needs the tester to configure the logic program of the radio frequency channel combination at the PC terminal, and the subsequent testing process does not need manual intervention, so that the automatic switching and automatic testing of the radio frequency channel are realized, the testing accuracy is improved while the testing efficiency is improved, and the labor cost is reduced.
Description
Technical Field
The application relates to the technical field of radio frequency testing, in particular to radio frequency testing equipment and a system.
Background
At present, when the 5G equipment is used for testing the radio frequency conduction index, a tester generally performs manual wiring according to an antenna specification, and errors are easily caused when the wiring is complex, so that the wiring accuracy and efficiency are low. In the testing process, a tester is required to be kept beside the testing equipment, and after one wiring mode is tested, the testing equipment needs to be changed into a second wiring mode manually to continue testing, so that the testing efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
In view of this, embodiments of the present application provide a radio frequency testing device and system, which can improve testing accuracy and testing efficiency.
The application provides a radio frequency test device, which comprises an interface circuit, a test circuit and a control circuit, wherein the interface circuit is used for connecting a PC;
the control circuit is used for connecting a signal port of a terminal to be tested and a signal port of an instrument, and the signal port of the terminal to be tested, the control circuit and the signal port of the instrument form a radio frequency channel;
the processor, the treater respectively with interface circuit, control circuit connects, the PC is used for passing through interface circuit configuration radio frequency access combination arrives in the treater, the treater is used for passing through control circuit control radio frequency access's switching to with the insertion loss value feedback of current radio frequency access to the PC, the PC is used for with insertion loss value sends for the instrument.
Optionally, the interface circuit is further configured to connect to the meter, the PC is configured to send the radio frequency path combination to the meter, and the meter configures the radio frequency path combination to the processor through the interface circuit.
Optionally, the control circuit includes a switch, and the switch is configured to switch between signal ports of the terminal to be tested and between signal ports of the meter, and the switching of the radio frequency path is implemented by controlling the switching of the switch.
Optionally, the control circuit further includes a multiplexer, and the multiplexer is connected to the switch and is configured to transmit multiple radio frequency signals.
Optionally, the radio frequency test device further includes a power supply circuit, and the power supply circuit is connected to the processor and configured to supply power to the processor.
Optionally, the interface circuit includes a USB interface or a UART interface.
Optionally, the meter comprises at least one of: wireless comprehensive survey appearance, spectral analysis appearance, network analysis appearance.
The radio frequency test system provided by the application comprises the radio frequency test equipment, a PC and an instrument, wherein the radio frequency test equipment is connected with the PC and the instrument.
Optionally, the meter comprises at least one of: wireless comprehensive survey appearance, spectral analysis appearance, network analysis appearance.
According to the radio frequency test equipment and the radio frequency test system, the terminal to be tested, the radio frequency test equipment and the instrument form a radio frequency channel, the PC configures the radio frequency channel to be combined into the processor of the radio frequency test equipment, the processor controls the switching of the radio frequency channel, and the instrument tests each radio frequency channel. The whole testing process only needs the tester to configure the logic program of the radio frequency channel combination at the PC terminal, and the subsequent testing process does not need manual intervention, so that the automatic switching and automatic testing of the radio frequency channel are realized, the testing accuracy is improved while the testing efficiency is improved, and the labor cost is reduced.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application. In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of an RF test apparatus according to an embodiment of the present application;
FIG. 2 is a schematic diagram illustrating a testing process of the RF testing apparatus according to an embodiment of the present application;
FIG. 3 is a schematic diagram of the RF path of an embodiment of the present application;
fig. 4 is a schematic structural diagram of a radio frequency testing apparatus according to another embodiment of the present application.
The implementation, functional features and advantages of the objectives of the present application will be further explained with reference to the accompanying drawings. With the above figures, there are shown specific embodiments of the present application, which will be described in more detail below. These drawings and written description are not intended to limit the scope of the inventive concepts in any manner, but rather to illustrate the inventive concepts to those skilled in the art by reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more clear, the technical solutions of the present application will be described below in conjunction with the embodiments and the accompanying drawings. It is to be understood that the embodiments described are only a few embodiments, and not all embodiments. Based on the embodiments in the present application, the following respective embodiments and technical features thereof may be combined with each other without conflict.
The embodiment of the application provides radio frequency test equipment. Fig. 1 is a schematic structural diagram of an rf testing apparatus according to an embodiment of the present application. Referring to fig. 1, the rf testing apparatus 100 includes an interface circuit 110, a control circuit 120, and a processor 130.
In some embodiments, the processor 130 is connected to the interface circuit 110, and the interface circuit 110 may be connected to a computer (hereinafter referred to as a PC), so as to connect the processor 130 to the PC. Thus, the PC may configure the logic program for the radio frequency path combination into the processor 130. Alternatively, the processor 130 may be a central processing unit CPU, a microprocessor MCU, or the like. Alternatively, the interface circuit may include a USB interface or a UART interface.
The processor 130 is also connected to the control circuit 120. The control circuit 120 can connect the signal port of the terminal to be tested and the signal port of the meter. Therefore, the signal port of the terminal to be tested, the control circuit 120 and the signal port of the instrument form a radio frequency channel, the signal port of the terminal to be tested transmits a radio frequency signal, the radio frequency signal reaches the instrument through the radio frequency channel, the signal port of the instrument transmits the radio frequency signal, and the radio frequency signal reaches the terminal to be tested through the radio frequency channel. Optionally, the control circuit 120 may include a programmable radio frequency path switch, such that the processor 130 may control the switching of the radio frequency path through the control circuit 120.
Optionally, the terminal to be tested may be a mobile phone, a tablet computer, an intercom, or other radio frequency device. Optionally, the meter may comprise at least one of: the wireless comprehensive tester, the spectrum analyzer and the network analyzer are used for testing the comprehensive performance, the spectrum and the like of the radio frequency signals respectively.
Fig. 2 is a schematic test flow diagram of the rf test apparatus according to an embodiment of the present application. Referring to fig. 2, the testing process of the radio frequency testing apparatus 100 of the present embodiment is as follows:
(1) the logic program of the radio frequency channel combination is configured at the PC end according to the specification of the terminal to be tested, and the code is downloaded to the processor 130 of the radio frequency test device 100 after being compiled.
(2) And (4) building a test environment, wherein a radio frequency input port of the control circuit 120 is connected with a terminal to be tested, and a radio frequency output port is connected with an instrument. The USB interface or UART interface of the interface circuit 110 is connected to the PC and the power supply for starting.
(3) And opening an automatic testing tool at the PC end, setting the radio frequency channel combination to be tested, and configuring a combination list.
(4) The PC outputs the currently tested combination information of the rf paths to the control circuit 120.
(5) The control circuit 120 automatically invokes a corresponding rf path logic according to the received rf path combination information, and feeds back the insertion loss value of the current rf path combination to the PC.
(6) The PC sets the received insertion loss value into the instrument, thereby ensuring that the insertion loss compensation of different radio frequency channel combinations meets the requirements. The signal port of the terminal to be tested transmits radio frequency signals, the radio frequency signals reach the signal port of the instrument through the radio frequency channel, the radio frequency signals are transmitted by the signal port of the instrument and reach the signal port of the terminal to be tested through the radio frequency channel, registration is completed, and testing is started after the registration. Because the insertion loss is compensated, the reading of the meter does not include radio frequency line loss and the like, and the reading of the meter is radio frequency test data.
(7) And judging whether the next group of radio frequency channel combination needs to be tested. If so, the PC outputs the next set of RF path combination information to the control circuit 120. If not, the test is ended.
In the process, only the tester needs to configure the logic program of the radio frequency channel combination at the PC terminal, and the subsequent testing process does not need manual intervention, so that the automatic switching and automatic testing of the radio frequency channel are realized, the testing accuracy is improved while the testing efficiency is improved, and the labor cost is reduced.
In some embodiments, the control circuit 120 includes a switch for switching between the signal ports of the terminal under test and the signal ports of the meter, and the switching of the rf path can be realized by controlling the switching of the switch. Fig. 3 is a schematic diagram of an rf path according to an embodiment of the present application. Referring to fig. 3, when the terminal to be tested only supports an antenna port of a single frequency band, the control circuit 120 may include a switch 121. For example, when the B1 frequency band is tested, the control circuit 120 controls the lower switch 121 to switch and connect to the BI TRX port and the B1 RX2 port of the terminal to be tested, and controls the upper switch 121 to switch and connect to the LTE TRX port and the LTE TX2 port of the meter. The B1 TRX port of the terminal to be tested transmits a radio frequency signal of a B1 frequency band, the radio frequency signal flows to the LTE TRX port of the meter through the switch 121, the LTE TX2 port of the meter transmits a radio frequency signal of a B1 frequency band, and the radio frequency signal flows to the B1 RX2 port of the terminal to be tested through the switch 121, so that registration is completed. After the registration is successful, the instrument tests the indexes and the performance of the radio frequency signals of the B1 frequency band. Similarly, when testing the next frequency band, the switch 121 is controlled to automatically switch to the corresponding port according to the radio frequency path combination information, so as to implement automatic testing.
Referring to fig. 3, when the terminal to be tested supports multiple antenna ports, the control circuit 120 may further include a multiplexer, and the multiplexer is connected to the switch and can transmit multiple radio frequency signals. Fig. 3 shows a duplexer 122, where if the terminal to be tested supports antenna ports of B1 and N78 bands at the same time, and when the B1 and N78 bands are tested, the switch 121 is controlled to switch and connect to a corresponding port. A B1 TRX port of the terminal to be tested transmits a radio frequency signal of a B1 frequency band, and the radio frequency signal flows to an LTE TRX port of the instrument through a switch 121; an N78 TRX port of the terminal to be tested transmits a radio frequency signal of an N78 frequency band, and the radio frequency signal flows to an NR TRX port of the instrument through the switch 121. The NR TX3 port of the meter transmits a radio frequency signal in the N78 band, which flows through the switch 121 to the duplexer 122; the LTE TX3 port of the meter transmits radio frequency signals in the B1 band, which flow through switch 121 to duplexer 122. The duplexer 122 combines the two signals of the N78 frequency band and the B1 frequency band, and outputs a signal including the N78 frequency band and the B1 frequency band to the third port on the left of the terminal to be tested, thereby completing registration. After the registration is successful, the meter tests indexes and performances of the radio frequency signal in the B1 frequency band and the radio frequency signal in the N78 frequency band.
Fig. 4 is a schematic structural diagram of a radio frequency testing apparatus according to another embodiment of the present application. Referring to fig. 4, the interface circuit 110 may also be connected to a meter. The PC sends the rf path combinations to the meter, which configures the rf path combinations to the processor 130 through the interface circuit 110.
In practical application, the structure shown in fig. 1 or fig. 4 can be flexibly established according to a test scene or a test environment, so that the test scene is more flexible.
In some embodiments, the radio frequency testing device 100 further includes a power supply circuit, and the power supply circuit is connected to the processor 130 and configured to supply power to the processor 130, so as to ensure the normal operation of the radio frequency testing device 100. The power supply circuit may include a battery.
The embodiment of the application also provides a radio frequency test system. The radio frequency test system may comprise the radio frequency test device as described in any of the above embodiments, further comprising a PC and a meter. The radio frequency test equipment is connected with the PC and the instrument. Optionally, the meter may include at least one of: wireless comprehensive survey appearance, spectral analysis appearance, network analysis appearance.
In the embodiments of the radio frequency test system provided in the embodiments of the present application, all technical features of the embodiments of the radio frequency test device are included, and the content of the expansion and explanation of the specification is the same as the adaptability of the embodiments of the radio frequency test device, which is not described herein again.
The above description is only a part of the embodiments of the present application, and not intended to limit the scope of the present application, and all equivalent structural changes made by using the contents of the specification and the drawings are included in the scope of the present application.
Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element, and that elements, features, or elements having the same designation in different embodiments may or may not have the same meaning as that of the other elements, and that the particular meaning will be determined by its interpretation in the particular embodiment or by its context in further embodiments.
The terms "or" and/or "are to be construed as inclusive or meaning any one or any combination. An exception to this definition will occur only when a combination of elements, functions, steps or operations are inherently mutually exclusive in some way.
Claims (9)
1. A radio frequency test device, comprising:
an interface circuit for connecting a PC;
the control circuit is used for connecting a signal port of a terminal to be tested and a signal port of an instrument, and the signal port of the terminal to be tested, the control circuit and the signal port of the instrument form a radio frequency channel;
the treater, the treater respectively with interface circuit control circuit connects, the PC is arranged in passing through interface circuit configuration radio frequency access combination arrives in the treater, the treater is arranged in passing through control circuit control radio frequency access's switching to with the insertion loss value feedback of current radio frequency access to the PC, the PC is used for with the insertion loss value is sent to the instrument.
2. The apparatus of claim 1, wherein said interface circuit is further configured to connect to said meter, said PC configured to transmit said radio frequency path combination to said meter, said meter configured to configure said radio frequency path combination into said processor via said interface circuit.
3. The apparatus of claim 1, wherein the control circuit comprises a switch for switching between signal ports of the terminal under test and between signal ports of the meter, and the switching of the radio frequency path is achieved by controlling the switching of the switch.
4. The apparatus of claim 3, wherein the control circuit further comprises a multiplexer, the multiplexer coupled to the switch for transmitting multiple radio frequency signals.
5. The apparatus of claim 1, further comprising a power supply circuit coupled to the processor for supplying power to the processor.
6. The device according to any of claims 1 to 5, wherein the interface circuit comprises a USB interface or a UART interface.
7. The apparatus of any of claims 1 to 5, wherein the meter comprises at least one of: wireless comprehensive survey appearance, spectral analysis appearance, network analysis appearance.
8. A radio frequency test system comprising the radio frequency test device of any one of claims 1 to 7, and further comprising a PC and a meter, the radio frequency test device being connected to the PC and the meter.
9. The system of claim 8, wherein the meter comprises at least one of: wireless comprehensive survey appearance, spectral analysis appearance, network analysis appearance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220363783.XU CN217010875U (en) | 2022-02-22 | 2022-02-22 | Radio frequency test equipment and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220363783.XU CN217010875U (en) | 2022-02-22 | 2022-02-22 | Radio frequency test equipment and system |
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| Publication Number | Publication Date |
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| CN217010875U true CN217010875U (en) | 2022-07-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220363783.XU Active CN217010875U (en) | 2022-02-22 | 2022-02-22 | Radio frequency test equipment and system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116996135A (en) * | 2023-09-27 | 2023-11-03 | 荣耀终端有限公司 | Path configuration device, method, readable medium and apparatus for radio frequency conduction test |
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2022
- 2022-02-22 CN CN202220363783.XU patent/CN217010875U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116996135A (en) * | 2023-09-27 | 2023-11-03 | 荣耀终端有限公司 | Path configuration device, method, readable medium and apparatus for radio frequency conduction test |
| CN116996135B (en) * | 2023-09-27 | 2023-12-26 | 荣耀终端有限公司 | Path configuration device, method, readable medium and apparatus for radio frequency conduction test |
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