Extensible baseband board reliability testing device

Abstract

The utility model discloses an extensible baseband board reliability test device. The extensible baseband board reliability test device comprises a signal detection module, an interface extension module and a controller. According to the utility model, the interface expansion module is in a modular design and is detachably arranged on the circuit board, so that the interface expansion module is convenient to disassemble and replace quickly to adapt to communication conversion among different types of baseband boards, different interface types and different interface levels; the signal detection circuit also adopts a modular design and is detachably arranged on the circuit board, so that the signal detection circuit can be conveniently and quickly disassembled and replaced to be suitable for different test scenes; the controller transmits the mode configuration signal to the to-be-tested baseband board through the interface expansion module so as to configure the operation mode of the to-be-tested baseband board; meanwhile, the signal detection circuit detects the baseband signal of the to-be-tested baseband board and outputs a corresponding baseband detection signal to the controller, so that the reliability of different types of baseband boards is tested, the test time is shortened, and the test efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to baseband board test technical field especially relates to an extensible baseband board reliability test device. BACKGROUND

[0002] With the development of science and technology, baseband board competition is more and more fierce, requires its development speed fast, short production time and high stability, therefore, in the research and development stage, frequent and fast potential risk of baseband board and each function long time trouble-free operation need to be inspected, but the present test tool is a product one tool, if there is unreasonable tool design or tool development error problem, will cause test time delay, delay product production time, also can cause batch shipment after exposure problem, and then can cause incalculable loss. SUMMARY

[0003] The utility model discloses a kind of extensible baseband board reliability test devices to solve the above problems.

[0004] The utility model achieves the above-mentioned purposes by the following technical solutions:

[0005] Extensible baseband board reliability test device, comprising:

[0006] Circuit board;

[0007] Signal detection module, detachably arranged on the circuit board, the signal detection module is connected with the baseband board to be measured, and the signal detection module is used to detect the baseband signal of the baseband board to be measured, and output corresponding baseband detection signal;

[0008] Interface expansion module, detachably arranged on the circuit board, the interface expansion module is connected with the baseband board to be measured;

[0009] Controller, arranged on the circuit board, the controller is connected with the signal detection module and the interface expansion module respectively, the controller is used to transmit mode configuration signal to the baseband board to be measured through the interface expansion module, configure the operation mode of the baseband board to be measured, and receive the baseband detection signal output by the signal detection module.

[0010] The utility model has the advantages of:

[0011] The interface expansion module of the extensible baseband board reliability test device is modularly designed, which is detachably arranged on the circuit board, facilitating quick disassembly and replacement, so as to adapt to communication conversion between different types of baseband boards, different interface types and different interface levels; the signal detection circuit is also modularly designed, which is detachably arranged on the circuit board, facilitating quick disassembly and replacement, so as to be suitable for different test scenes; the controller transmits the mode configuration signal to the baseband board to be tested through the interface expansion module, so as to configure the operation mode of the baseband board to be tested; at the same time, the signal detection circuit detects the baseband signal of the baseband board to be tested and outputs the corresponding baseband detection signal to the controller, so as to realize reliability test on different types of baseband boards, so as to shorten the test time and improve the test efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the overall block diagram of the extensible baseband board reliability test device of the utility model;

[0013] Figure 2 It is the module schematic view of the extensible baseband board reliability test device of the utility model;

[0014] Figure 3 It is the timing mode parameter configuration diagram of the extensible baseband board reliability test device of the utility model;

[0015] Figure 4 It is the frequency mode parameter configuration diagram of the extensible baseband board reliability test device of the utility model;

[0016] Figure 5 It is the sequence mode parameter configuration diagram of the extensible baseband board reliability test device of the utility model;

[0017] In the drawing: 10-power module, 20-switching circuit, 30-power detection module, 40-controller, 50-interface expansion module, 51-isolation circuit, 52-level conversion circuit, 53-connector, 60-signal detection module, 70-baseband board to be tested, 80-upper computer. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all the embodiments. The components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0019] Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those of ordinary skill in the art without creative labor belong to the scope of protection of the utility model.

[0020] It should be noted that: similar signs and letters represent similar items in the following drawings, therefore, once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0021] In the description of the utility model, it is understood that the terms "upper", "lower", "inner", "outer", "left", "right" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly placed when the utility model product is used, or the orientation or positional relationship commonly understood by those skilled in the art, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the utility model.

[0022] In addition, the terms "first", "second" and the like are only used for differentiation description, and cannot be understood as indicating or implying relative importance.

[0023] In the description of the utility model, it is also necessary to explain that, unless otherwise explicitly specified and limited, the terms "set", "connected" and the like should be understood broadly, for example, "connected" can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or electrically connected; can be directly connected, or indirectly connected through an intermediate medium, or the communication inside two elements. For those of ordinary skill in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0024] The specific embodiments of the utility model will be described in detail below in combination with the drawings.

[0025] As Figures 1-5 Indicated, the expandable baseband board reliability test device comprises:

[0026] Circuit board

[0027] Signal detection module 60, detachably provided on the circuit board, the signal detection module 60 is connected with the baseband board 70 to be measured, and the signal detection module 60 is used to detect the baseband signal of the baseband board 70 to be measured and output corresponding baseband detection signal

[0028] An interface expansion module 50 is detachably arranged on the circuit board, and the interface expansion module 50 is connected with the baseband board 70 to be tested.

[0029] A controller 40 is arranged on the circuit board, and the controller 40 is connected with the signal detection module 60 and the interface expansion module 50 respectively. The controller 40 is configured to transmit a mode configuration signal to the baseband board 70 to be tested through the interface expansion module 50, configure the operation mode of the baseband board 70 to be tested, and receive a baseband detection signal output by the signal detection module 60.

[0030] In an embodiment, the interface expansion module 50 comprises an isolation circuit 51, a level conversion circuit 52 and a connector 53. The isolation circuit 51 is connected with the controller 40, the connector 53 is connected with the baseband board 70 to be tested, and the level conversion circuit 52 is arranged between the isolation circuit 51 and the connector 53.

[0031] In an embodiment, the controller 40 is an STM32F103 chip.

[0032] In the embodiment, the circuit board can be used to arrange the signal detection module 60, the interface expansion module 50 and the controller 40. The controller 40 can be implemented by using an STM32F103 chip or an STM32F103RCT6 chip, which can run at a main frequency of 72 MHz, has a Flash space of 256 kBytes, a RAM space of 48 kBytes, 51 IO (Input / Output) ports, 5 serial ports, 1 USB (Universal Serial Bus) port, 1 CAN (Controller Area Network) bus, 2 I 2 C (Inter-Integrated Circuit) buses and 3 SPI (Serial Peripheral Interface) buses on the interface. The signal detection module 60 can be implemented by using a signal detection module 60 with a 14-bit RF-DAC acquisition capability of 10 Gsps and a 14-bit RF-ADC 8-channel sampling capability of 6 Gsps. The signal detection module 60 has a clock input tracking function, a clock output configuration function, and can detect the baseband signal of the baseband board 70 to be tested and transmit the baseband detection signal to the controller 40, so that the controller 40 obtains the detection result of the baseband board, thereby realizing the reliability test of the baseband board.

[0033] In this embodiment, the interface expansion module 50 includes an isolation circuit 51, a level conversion circuit 52, and a connector 53. The controller 40 achieves electrical isolation through the isolation circuit 51, which can be implemented using an optocoupler. The level conversion circuit 52 then converts the interface type, and the module is connected to the baseband board 70 under test via the connector 53 to reduce signal crosstalk between interfaces. The interface expansion module 50 mainly expands the interface types of commonly used interfaces, including but not limited to GPIO (interface level adjustable, adjustable range 1.8V~5V), UART, RS232, RS485, RS422, CAN, and I... 2 C / I 2 S (interface level adjustable) and SPI (interface level adjustable), the UART, RS232, RS485, and RS422 interfaces in this interface expansion module 50 are expanded using the serial port of the controller 40, the GPIO is expanded using the GPIO port of the controller 40, and the CAN interface is expanded using the CAN interface of the controller 40. 2 C / I 2 S uses controller 40's I 2 C / I 2 The S-interface is used for expansion, while the SPI interface is expanded using the SPI interface of the main control MCU.

[0034] In this scalable baseband board reliability testing device, the interface expansion module 50 is modularly designed and detachably mounted on the circuit board for easy and quick replacement, adapting to communication conversion between different types of baseband boards, different interface types, and different interface levels. The signal detection circuit is also modularly designed and detachably mounted on the circuit board for easy and quick replacement, suitable for different testing scenarios. The controller 40 transmits the mode configuration signal to the baseband board under test 70 through the interface expansion module 50 to configure the operating mode of the baseband board under test 70. At the same time, the signal detection circuit detects the baseband signal of the baseband board under test 70 and outputs the corresponding baseband detection signal to the controller 40, thereby realizing reliability testing of different types of baseband boards, shortening the testing time and improving the testing efficiency.

[0035] In one embodiment, the scalable baseband board reliability testing apparatus further includes:

[0036] A power module 10 is connected to the baseband board under test 70, and the power module 10 is used to supply power to the baseband board under test 70.

[0037] A power detection module 30 is disposed between the power supply module 10 and the baseband board 70 under test. The output terminal of the power detection module 30 is connected to the controller 40. The power detection module 30 is used to detect the power value of the baseband board 70 under test and output a corresponding power detection signal.

[0038] The controller 40 is further configured to determine the power value of the baseband board 70 according to the power detection signal.

[0039] In an embodiment, the power detection module comprises:

[0040] a current collection circuit configured to collect the current value of the baseband board 70 and output a corresponding current collection signal;

[0041] a voltage collection circuit configured to collect the voltage value of the baseband board 70 and output a corresponding voltage collection signal;

[0042] The controller 40 is configured to calculate the power value of the baseband board 70 according to the current collection signal and the voltage collection signal.

[0043] In the embodiment, the power supply module 10 can be implemented by a battery or an external power supply to provide working power for the baseband board 70. The power detection module can be implemented by a current collection circuit and a voltage collection circuit. Specifically, the current collection circuit can use an ACS712ELCTR-20A-T current sensor to detect the current, and a voltage dividing circuit to collect the voltage value after the power supply of the baseband board 70 is divided. The controller 40 can calculate the power value of the baseband board in real time through the current value and the voltage value collected by the power detection module 30, so as to determine whether the baseband board 70 is running normally through the power value.

[0044] In an embodiment, the scalable baseband board reliability test device further comprises a switch circuit 20, which is arranged between the power supply module 10 and the power detection module 30, and the controlled end of the switch circuit 20 is connected with the controller 40.

[0045] The controller 40 is further configured to control the switch circuit 20 to turn on / off the path between the power supply module 10 and the power detection module 30, so as to turn on / off the power supply of the baseband board 70 by the power supply module 10.

[0046] In an embodiment, the switch circuit 20 comprises a relay, the first end of the relay is connected with the power supply module 10, the second end of the relay is connected with the power detection module 30, and the controlled end of the relay is connected with the controller 40.

[0047] In the embodiment, the switch circuit 20 can be implemented by a collector switch circuit 20; the controller 40 controls the on / off of the relay through the GPIO to realize the opening and closing of the power supply of the baseband board 70 under test, so that the power supply module 10 starts / stops supplying power to the baseband board 70 under test; the power supply loop of the controller 40 and the power supply loop of the baseband board 70 under test are completely separated, which can effectively avoid the signal crosstalk between each other.

[0048] In an embodiment, the controller 40 comprises a serial port, and the controller 40 is connected to the host computer 80 in communication through the serial port.

[0049] The controller 40 is configured to receive a test mode setting signal output by the host computer 80 and control the on / off of the switch circuit 20 according to the test mode setting signal.

[0050] In the embodiment, the controller 40 can be connected to the host computer 80 through the serial port, the host computer 80 outputs a test mode setting signal to the controller 40, and the controller 40 controls the on / off of the switch circuit 20 according to the test mode setting signal to set the current running mode of the baseband board 70 under test, so as to realize the diversification of the running mode. The running mode includes a long-time test mode, a power-on and power-off test mode, and a sequence mode. The long-time test mode includes a non-limited time mode and a timing mode. If it is the non-limited time mode, the controller 40 powers on the baseband board 70 under test, determines whether the test continues by judging whether the state of the baseband board 70 under test is normal, stops the test and gives an alarm prompt when the state is abnormal, and stops supplying power to the baseband board 70 under test when the timing time is up. The specific parameters and state detection mode can be set through the host computer 80. The parameter configuration interface of the timing mode is as shown in FIG. 6. Figure 3 The power-on and power-off test mode includes a frequency mode, a time mode, and an unlimited mode. If it is the time mode, the controller 40 powers on the baseband board 70 under test, determines whether the test continues by judging whether the state of the baseband board 70 under test is normal, stops the test and gives an alarm prompt according to the configuration when the state is abnormal, or keeps the current state and gives an alarm prompt, and the specific parameters and state detection mode can be set through the host computer 80. The parameter configuration interface of the frequency mode is as shown in FIG. 7. Figure 4 After the sequence mode is selected and the parameter configuration is completed, the controller 40 powers on the baseband board 70 under test, detects whether the state feedback is timed out, and if the state feedback is effectively fed back within the specified time, the power is turned off, and whether the next baseband board 70 under test is ready is waited. If the baseband board 70 under test is ready, the next cycle of test is started. When the state is abnormal, the power supply is stopped according to the configuration and an alarm prompt is given, or the current state is kept and an alarm prompt is given. The specific parameters and state detection mode can be set through the host computer 80. The parameter configuration interface of the sequence mode is as shown in FIG. 8. Figure 5as shown.

[0051] The above merely describes the preferred embodiments of the present application, and it should be noted that, for those skilled in the art, without departing from the technical principles of the present application, a number of improvements and refinements can be made, and these improvements and refinements should also be considered as the protection scope of the present application.

Claims

1. An extensible baseboard board reliability test apparatus, comprising: The scalable baseband board reliability testing device comprises: a circuit board; a signal detection module detachably arranged on the circuit board, the signal detection module being connected with a baseband board to be tested, the signal detection module being configured to detect a baseband signal of the baseband board to be tested and output a corresponding baseband detection signal; an interface expansion module detachably arranged on the circuit board, the interface expansion module being connected with the baseband board to be tested; a controller arranged on the circuit board, the controller being connected with the signal detection module and the interface expansion module respectively, the controller being configured to transmit a mode configuration signal to the baseband board to be tested through the interface expansion module, configure an operation mode of the baseband board to be tested, and receive the baseband detection signal output by the signal detection module.

2. The scalable baseboard board reliability test apparatus of claim 1, wherein, The interface expansion module comprises an isolation circuit, a level conversion circuit and a connector, the isolation circuit being connected with the controller, the connector being connected with the baseband board to be tested, and the level conversion circuit being arranged between the isolation circuit and the connector.

3. The scalable baseboard board reliability test apparatus of claim 1, wherein, The scalable baseband board reliability testing device further comprises: a power supply module connected with the baseband board to be tested, the power supply module being configured to supply power to the baseband board to be tested; a power detection module arranged between the power supply module and the baseband board to be tested, an output end of the power detection module being connected with the controller, the power detection module being configured to detect a power value of the baseband board to be tested and output a corresponding power detection signal; the controller being further configured to determine the power value of the baseband board to be tested according to the power detection signal.

4. The scalable baseboard board reliability test apparatus of claim 3, wherein, The power detection module comprises: a current acquisition circuit, the current acquisition circuit being configured to acquire a current value of the baseband board to be tested and output a corresponding current acquisition signal; a voltage acquisition circuit, the voltage acquisition circuit being configured to acquire a voltage value of the baseband board to be tested and output a corresponding voltage acquisition signal; the controller being configured to calculate the power value of the baseband board to be tested according to the current acquisition signal and the voltage acquisition signal.

5. The scalable baseboard board reliability test apparatus of claim 3, wherein, The scalable baseband board reliability testing device further comprises a switch circuit, the switch circuit being arranged between the power supply module and the power detection module, a controlled end of the switch circuit being connected with the controller; the controller being further configured to control the switch circuit to turn on / off a passage between the power supply module and the power detection module, so as to turn on / off the power supply of the baseband board to be tested by the power supply module.

6. The scalable baseboard board reliability test apparatus of claim 5, wherein, The switch circuit comprises a relay, a first end of the relay being connected with the power supply module, a second end of the relay being connected with the power detection module, and a controlled end of the relay being connected with the controller.

7. The scalable baseboard board reliability test apparatus of claim 5, wherein, The controller comprises a serial port, the controller being communicatively connected with an upper computer through the serial port; the controller being configured to receive a test mode setting signal output by the upper computer and control the switch circuit to turn on / off according to the test mode setting signal.

8. The scalable baseboard board reliability test apparatus of claim 7, wherein, The controller is an STM32F103 chip.

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