WiFi test board and WiFi test equipment

Abstract

The embodiment of the utility model discloses a WiFi test board and WiFi test equipment, and relates to the field of testing. According to the invention, the original whole WiFi test board is divided into the test bottom board and the plurality of test sub-boards, and the plurality of test sub-boards are respectively connected with the test bottom board. In this way, when a designer redesigns test equipment for a novel WiFi chip, only the circuit structure of the test daughter board needs to be redesigned, and the design does not need to be restarted, so that the test base board can be reused in different test items, the execution efficiency of the test items is improved, and the hardware cost is saved.

Description

Technical Field

[0001] The utility model relates to the field of testing, in particular to a WiFi testing board and WiFi testing equipment. Background Art

[0002] WiFi chips need to be functionally tested before they leave the factory. Designers design WiFi test boards based on WiFi chips. The WiFi test boards include control chips, WiFi chips, and related circuits on the circuit board. When the test requirements change and a new model of WiFi chip needs to be functionally tested, designers redesign the WiFi test board for the WiFi chip. The design and development cycle is long, which affects the time it takes to ship the WiFi chip. Utility Model Content

[0003] The WiFi test board and WiFi test equipment provided in the embodiments of the present application can solve the problems of long design cycle and low efficiency of existing WiFi chip WiFi test boards. The technical solution is as follows:

[0004] In a first aspect, an embodiment of the present application provides a WiFi testing device, including:

[0005] Test baseboard, multiple test sub-boards;

[0006] Each test sub-board includes a circuit board, a chip socket and a first peripheral circuit, and a WiFi chip to be tested is arranged on the chip socket; the test base board includes a control chip and a second peripheral circuit;

[0007] Each test sub-board is connected to the test base board.

[0008] In a possible design, each test sub-board is welded to the test base board through a half-hole method.

[0009] In a possible design, each test sub-board is connected to the test base board via a USB interface.

[0010] In one possible design, the first peripheral circuit includes: a crystal oscillator circuit and a filter circuit.

[0011] In a possible design, the test base plate is also provided with test indicator lights of each test sub-board, which are respectively connected to the control chip.

[0012] In a possible design, a heat sink is provided on the control chip, the heat sink is in close contact with the body of the control chip, and a contact gap is filled with heat dissipation paste.

[0013] In a possible design, the test base board is provided with a radio frequency interface, and the radio frequency interface is respectively connected to the radio frequency pins of the WiFi chip of each test sub-board.

[0014] In a second aspect, the present application provides a WiFi testing device, including the above-mentioned WiFi testing board.

[0015] The beneficial effects brought about by the technical solutions provided by some embodiments of the present application include at least:

[0016] By dividing the original whole WiFi test board into a test base board and multiple test sub-boards, and the multiple test sub-boards are respectively connected to the test base board, when designers redesign test equipment for new models of WiFi chips, they only need to redesign the circuit structure of the test sub-board, and do not need to start the design from scratch. Therefore, the present application can reuse the test base board in different test projects, thereby improving the execution efficiency of the test projects and saving hardware costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a structural diagram of the WiFi test board provided in the embodiment of the present application. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1 The utility model provides a structural schematic diagram of a WiFi test board of an embodiment, and the WiFi test equipment includes: a test baseboard 0 and a plurality of test sub-boards (test sub-board 1 to test sub-board 8).

[0021] Each test sub-board is electrically connected to the test baseboard; each test sub-board includes a circuit board, a chip socket and a first peripheral circuit, the chip socket is provided with a WiFi chip to be tested, and the first peripheral circuit is a circuit connected to the WiFi chip and used to drive the radio frequency function of the WiFi chip. For example: test sub-board 1 includes a circuit board ( Figure 1 Not marked in the figure), chip socket 11 and peripheral circuit 12, the test sub-board 2 includes a circuit board, a chip socket 21 and a peripheral circuit 22, and so on. The test sub-board 8 includes a circuit board, a chip socket 81 and a peripheral circuit 82.

[0022] The test base plate 0 includes a circuit board, a control chip and a second peripheral circuit of the control chip ( Figure 1 The second peripheral circuit is connected to the control chip and is used to start the control function of the control chip. The control chip can be a processor chip, an FPGA chip, or other types of chips. The division of the first peripheral circuit and the second peripheral circuit can be determined by the designer according to the model of the WiFi chip and the control chip and the chip manual.

[0023] Among them, the peripheral circuits of the WiFi chip include: a crystal oscillator circuit and a filter circuit, which are used to provide a clock signal and perform filtering processing respectively.

[0024] In the embodiment of the present application, the original whole WiFi test board is divided into a test base board and a plurality of test sub-boards, and the plurality of test sub-boards are respectively connected to the test base board. In this way, when the designer redesigns the test equipment for the new model of WiFi chip, he only needs to redesign the circuit structure of the test sub-board, and does not need to design it from scratch. Therefore, the present application can reuse the test base board in different test projects, thereby improving the execution efficiency of the test projects and saving hardware costs.

[0025] In some embodiments of the present application, the chip sockets included in each test sub-board have different socket types, which makes it easier for testers to test WiFi chips with different packaging forms in batches, thereby improving test efficiency.

[0026] Furthermore, each test sub-board and the test base board are welded by a half-hole method, which can reduce the overall height of the circuit board and enhance the compactness of the structure of the WiFi test equipment.

[0027] In some embodiments of the present application, a heat sink is provided on the control chip. Figure 1 The heat sinks are in close contact with the body of the built-in control chip, and the contact gaps are filled with heat dissipation paste to dissipate the heat generated by the control chip into the air.

[0028] In some embodiments of the present application, the WiFi test device is provided with a radio frequency interface, which is respectively connected to the radio frequency pins set by the WiFi chip. The radio frequency interface is used to establish a WiFi connection with an external WiFi device via a wired manner, thereby reducing signal transmission loss and reducing interference from external noise signals.

[0029] Furthermore, each test sub-board is connected to the test baseboard via a USB interface, which makes it convenient for testers to plug and unplug the corresponding test sub-board according to test requirements, thereby improving the flexibility of testing.

[0030] Furthermore, test indicator lights of each test sub-board are set on the test baseboard to indicate the test results of each WiFi chip, for example, when the test result is successful, it is displayed in red; when the test result is failed, it is displayed in green, so that the tester can quickly know the test result.

[0031] Furthermore, a power supply module 9 is also provided on the test base plate, and the power supply module 9 is respectively connected to each test sub-board and the test base plate, and is used to provide working voltage for the test sub-board and the test base plate.

[0032] Furthermore, the test baseboard is also provided with flash memories of each test sub-board, which are respectively connected to the WiFi chips of each test sub-board and are used to store the radio frequency performance parameters of each WiFi chip.

[0033] The WiFi test board provided in the embodiment of the present application is divided into a test base plate and a plurality of test sub-plates by dividing the original WiFi test board into a test base plate and a plurality of test sub-plates, and the plurality of test sub-plates are respectively connected to the test base plate. In this way, when designers redesign test equipment for a new model of WiFi chip, they only need to redesign the circuit structure of the test sub-plate, and do not need to design it from scratch. Therefore, the present application can reuse the test base plate in different test projects, thereby improving the execution efficiency of the test projects and saving hardware costs.

[0034] The WiFi test device provided in the embodiment of the present application includes the above-mentioned WiFi test board. In addition to the above-mentioned components, the WiFi test device may also include: a shell for accommodating various components, a display screen and an input device (for example: a keyboard, a mouse or a touch screen), etc.

[0035] The above-described implementation methods do not constitute a limitation on the protection scope of the technical solution. Any modification, equivalent replacement and improvement made within the spirit and principle of the above-described implementation methods shall be included in the protection scope of the technical solution.

Claims

1. A WiFi test board, characterized in that: include: Test baseboard, multiple test sub-boards; Each test sub-board includes a circuit board, a chip socket and a first peripheral circuit, and a WiFi chip to be tested is arranged on the chip socket; the test base board includes a control chip and a second peripheral circuit; Each test sub-board is connected to the test base board.

2. The WiFi test board according to claim 1, characterized in that: Each test sub-board is welded to the test base board through a half-hole method.

3. The WiFi test board according to claim 1, characterized in that: Each test sub-board is connected to the test base board via a USB interface.

4. The WiFi test board according to claim 1, 2 or 3, characterized in that: The first peripheral circuit includes: a crystal oscillator circuit and a filter circuit.

5. The WiFi test board according to claim 4, characterized in that: The test base plate is also provided with test indicator lights of each test sub-board, which are respectively connected to the control chip.

6. The WiFi test board according to claim 5, characterized in that: The control chip is provided with a heat sink, the heat sink is in close contact with the body of the control chip, and a contact gap is filled with heat dissipation paste.

7. The WiFi test board according to claim 5, characterized in that: The test base plate is provided with a radio frequency interface, and the radio frequency interface is respectively connected to the radio frequency pins of the WiFi chip of each test sub-board.

8. A WiFi testing device, characterized in that: It comprises a WiFi test board as described in any one of claims 1 to 7.

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