KR20060091854A - Apparatus for testing mobile phones - Google Patents

Abstract

A mobile communication terminal test apparatus is provided. The present invention is connected to the antenna unit of the first mobile communication terminal or the second mobile communication terminal is an RF cable for transmitting and receiving RF signals, a power supply for supplying the power required for the test, performing a variety of tests for the mobile communication terminal A switching unit for selectively connecting a test performing unit, the test performing unit and the first mobile communication terminal, or between the test performing unit and the second mobile communication terminal, and switching the first mobile communication terminal and the second mobile communication terminal, respectively. And first and second mobile communication terminal connection cables for connecting to the power supply unit and the power supply unit. According to the present invention, since the test of the mobile communication terminal can be directly performed without booting waiting time, there is an effect of shortening the time required for the test process and improving productivity.

Mobile terminal, test, instrumentation, power, boot, communication, UART, USB.

Description

Mobile terminal test device {Apparatus for testing mobile phones}

1 is a view showing the structure of a conventional mobile terminal test apparatus.

2 is a view showing the structure of a mobile communication terminal test apparatus according to an embodiment of the present invention.

3 is a view showing the structure of a mobile communication terminal test apparatus according to another embodiment of the present invention.

4 is a diagram illustrating a test required time of a conventional mobile communication terminal.

5 is a diagram illustrating a test time required for a mobile communication terminal according to an embodiment of the present invention.

6 is a block diagram of a mobile communication terminal test apparatus according to an embodiment of the present invention.

* Description of the symbols for the main parts of the drawings *

100: sub board 200: main board

300: mobile terminal holder 101: serial port

102: USB port 103: Power supply connection

104: adapter connection 105: motherboard connection

201: sub board connection unit 202: first mobile communication terminal connection unit

203: second mobile communication terminal connection portion 204: sensor connection portion

301: sensor unit 302: moving rail

303: moving head 304: RF cable

610: PC connection 620: Power supply

630: first mobile communication terminal 640: second mobile communication terminal

650: switching unit

The present invention relates to an apparatus for testing a mobile communication terminal in the production process of the mobile communication terminal, in performing a calibration measurement process in the production process of the mobile communication terminal, call test and adjustment of RF characteristics of the mobile communication terminal The present invention relates to a mobile communication terminal test apparatus for performing calibration.

Among the production processes of the conventional mobile communication terminal, there is an adjustment measurement process for testing various performances of the mobile communication terminal. In the coordination measurement process, the mobile communication terminal, which is a sample, was placed on the test apparatus, and after completion of booting, it communicated with the PC, synchronized with the measuring instrument, and performed a test such as call connection test and RF characteristic adjustment. This will be described with reference to the drawings.

1 is a view showing the structure of a conventional mobile terminal test apparatus. The conventional mobile communication terminal test apparatus includes a main board 10 and a mobile communication terminal holder 20.

The main board 10 includes a serial port 11, a USB port 12, a power supply connection unit 13, an adapter connection unit 14, a mobile communication terminal connection unit 15, a test execution unit, and the like. In addition, the mobile communication terminal holder 20 is provided with an RF cable (21).

Conventionally, the mobile communication terminal 30 is mounted on the mobile communication terminal holder 20 and tested. That is, the mobile communication terminal connection unit 15 is connected to the ICC connector portion of the mobile communication terminal 30, the RF cable 21 is connected to the antenna portion of the mobile communication terminal 30, call connection test, RF characteristics adjustment, etc. Various tests were performed.

As shown in FIG. 1, in the related art, a PC communication line and a power source of the serial port 11 and the USB port 12 are connected to one mobile communication terminal 30. Therefore, the mobile communication terminals were sequentially supplied with power and tested. Accordingly, a boot waiting time is required for each mobile communication terminal 30 to be tested, resulting in a delay in the entire production process time.

That is, as shown in Figure 4, conventionally, there was a problem that requires a separate boot time (30 seconds) in addition to the set-up (6 seconds), test / adjustment (70 seconds), desorption (6 seconds). In addition, there is a problem that the expensive measurement equipment is waiting for the operation without any operation under such a process, and thus the efficient use of the measurement equipment is not possible.

The present invention has been made in view of the above, and provides a mobile communication terminal test apparatus capable of simultaneously supplying power to two mobile communication terminals and allowing the mobile terminal to be booted in advance so as to minimize a boot waiting time when testing a mobile communication terminal. Its purpose is to.

The present invention for achieving the above object is connected to the antenna unit of the first mobile communication terminal or the second mobile communication terminal RF cable for transmitting and receiving RF signals, a power supply for supplying the power required for the test, mobile communication A test performing unit for performing various tests on the terminal, a switching unit for selectively connecting between the test performing unit and the first mobile communication terminal or between the test performing unit and the second mobile communication terminal, and a first mobile communication terminal. And first and second mobile communication terminal connection cables for connecting the second mobile communication terminal to the switching unit and the power supply unit, respectively.

The mobile communication terminal test apparatus may further include a PC connection unit for connecting the PC on which the program for performing the test is installed with the test performing unit. The power supply unit may include a power connection unit for connection with an external power supply device.

The mobile communication terminal test apparatus may further include a mobile communication terminal holder for placing the first mobile communication terminal and the second mobile communication terminal. The mobile terminal holder may further include a mobile unit for moving the RF cable between the place where the first mobile communication terminal is mounted and the place where the second mobile communication terminal is mounted. The moving part may include a moving head for fixing the RF cable, and a moving rail for moving the moving head in a straight line.

The mobile communication terminal cradle includes a sensor unit for detecting the position of the moving head and transmitting it to a test performing unit, wherein the test performing unit is moved according to the position of the moving head on the mobile communication terminal cradle received from the sensor unit. Is located where the first mobile communication terminal is mounted, controls the switching unit so that the first mobile communication terminal is connected to the test execution unit, and when the mobile head is located where the second mobile communication terminal is mounted, the second mobile communication terminal is tested. The switching unit may be controlled to be connected to the execution unit.

In one embodiment of the present invention, the PC connection unit and the power supply unit are located on the subboard, the RF cable is located on the mobile communication terminal holder, the test execution unit and the switching unit are located on the main board, and the subboard is connected to the main board. It comprises a main board connecting portion for connecting, the main board is connected to the first mobile communication terminal and the second mobile communication terminal for connecting the sub-board connecting portion and the mobile communication terminal connection cable for connecting to the sub-board It can be made, including.

In another embodiment of the present invention, the RF cable is located on a mobile communication terminal holder, the PC connection unit, power supply unit, test performing unit, and switching unit are located on a main board, and the main board is connected to a first mobile communication terminal connection cable. It may comprise a second mobile communication terminal connection for connecting the first mobile communication terminal connecting portion and the second mobile communication terminal connecting cable for.

The PC connection unit may be configured as a serial port for UART communication with a PC or a USB port for USB communication with a PC. Alternatively, the PC connection unit may be configured of a serial port for UART communication with the PC and a USB port for USB communication with the PC.

The power connection unit may be configured as a power supply connection unit for connecting a power supply or an adapter connection unit for connecting an AC / DC adapter.

The sensor unit may be made of an optical sensor.

The main board may be configured to be attached to the back of the mobile terminal holder.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. First of all, in adding reference numerals to the components of each drawing, it should be noted that the same reference numerals have the same reference numerals as much as possible even if displayed on different drawings. In describing the present invention, when it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

Mobile communication terminal test apparatus of the present invention is connected to the antenna unit of the first mobile communication terminal or the second mobile communication terminal RF cable for transmitting and receiving the RF signal, a power supply for supplying the power required for the test, the mobile communication terminal A test unit for performing various tests on the test unit, a switching unit for selectively connecting between the test unit and the first mobile communication terminal, or between the test unit and the second mobile communication terminal, the first mobile communication terminal and the second mobile unit And first and second mobile communication terminal connection cables for connecting the communication terminal to the switching unit and the power supply unit, respectively.

In one embodiment of the present invention, the mobile communication terminal test apparatus may further include a PC connection unit for connecting the PC, on which the program for performing the test is installed, with the test execution unit. The power supply unit may include a power connection unit for connection with an external power supply device.

In one embodiment of the present invention, the mobile communication terminal test apparatus may further include a mobile communication terminal holder for placing the first mobile communication terminal and the second mobile communication terminal.

Such embodiments of the present invention may be various, and an embodiment consisting of subboards, mainboards, and mobile communication terminal holders will be described with reference to the drawings.

2 is a view showing the structure of a mobile communication terminal test apparatus according to an embodiment of the present invention. In FIG. 2, the mobile communication terminal test apparatus includes a subdivided board 100, a main board 200, and a mobile communication terminal holder 300. The detailed configuration of each part is as follows.

The subboard 100 includes a PC connection unit for connecting a PC on which a program for performing a test is installed with a test execution unit, a power supply unit, and a main board connection unit 105 for connecting with the main board 200. The power supply unit may be implemented by a battery, an AC / DC converter, or the like, or may be implemented as a power connection unit for connection with an external power supply.

In the embodiment of FIG. 2, the PC connection unit includes a serial port 101 for UART communication with a PC and a USB port 102 for USB communication with a PC. The user can select and use one of the serial port 101 and the USB port 102. Meanwhile, in the embodiment of FIG. 2, the serial port 101 and the USB port 102 are configured together with the PC connection, but in another embodiment, the serial port 101 or the USB port 102 may be configured alone with the PC connection. Can be.

In the embodiment of FIG. 2, the power supply connection unit includes a power supply connection unit 103 for connecting a power supply and an adapter connection unit 104 for connecting an AC / DC adapter. The user may select and use one of the power supply connection unit 103 and the adapter connection unit 104.

The mobile communication terminal cradle 300 is a cradle for mounting a mobile communication terminal, and may include a first mobile communication terminal 630 and a second mobile communication terminal 640. In the embodiment of Figure 2, the mobile communication terminal holder 300 is an RF cable 304 for transmitting and receiving RF signals with the first mobile communication terminal 630 or the second mobile communication terminal 640, the first mobile communication terminal ( 630 and a second mobile communication terminal 640, and includes a moving unit for moving the RF cable 304 in a linear motion. In the present invention, the RF cable 304 is connected to the antenna portion of the mobile communication terminal. In FIG. 2, the moving part includes a moving head 303 for fixing the RF cable, and a moving rail 302 for moving the moving head 303 in a straight line. In addition, in FIG. 2, the mobile communication terminal holder 300 includes a sensor unit 301 for detecting the position of the moving head 303 and transmitting the detected position to the test performer. Meanwhile, according to the exemplary embodiment of the present invention, the moving unit and the sensor unit 301 may be omitted from the cradle 300 of the mobile communication terminal.

The main board 200 includes a subboard connector 201 for connecting with the subboard 100, a first mobile communication terminal connecting part 202 for connecting a first mobile communication terminal connecting cable, and a second mobile communication terminal connecting cable. And a second mobile communication terminal connection unit 203 for connecting the sensor, a sensor connection unit 204 for connecting the sensor unit 301, and a test execution unit (not shown) for performing various tests on the mobile communication terminal. . In detail, the mobile communication terminal connection cable is connected to the ICC connectors of the first mobile communication terminal 630 and the second mobile communication terminal 640. On the other hand, according to an embodiment of the present invention, if the moving unit and the sensor unit 301 is omitted from the mobile communication terminal holder 300, the sensor connection unit 204 may be omitted from the main board 200.

In one embodiment of the present invention, the test performing unit according to the position of the moving head 303 on the mobile communication terminal holder 300 received from the sensor unit 301, the moving head 303 is the first mobile communication terminal 630 ) Is positioned where the first mobile communication terminal 630 is connected to the test execution unit to control the switching unit, and if the moving head 303 is located where the second mobile communication terminal 640 is mounted second movement The communication terminal 640 controls the switching unit to be connected to the test execution unit.

In one embodiment of the present invention, the sensor unit 301 may be formed of an optical sensor. For example, when the moving head 303 is in front of the sensor unit 301, the reflected light is generated and the sensor unit 301 outputs a low value. The test execution unit reads the low value, which is the output value of the sensor unit 301, from the sensor connection unit 204, and determines that the position of the moving head 303 is located in the first mobile communication terminal 630. The terminal 630 controls the switching unit to be connected to the test execution unit. On the contrary, if the moving head 303 is not in front of the sensor unit 301, no reflected light is generated and the sensor unit 301 outputs a high value. The test execution unit reads a high value, which is an output value of the sensor unit 301, from the sensor connection unit 204, and determines that the position of the moving head 303 is located in the second mobile communication terminal 640. The terminal 640 controls the switching unit to be connected to the test execution unit.

On the other hand, in one embodiment of the present invention, the main board 200 may be attached to the back of the mobile terminal holder 300. This configuration has the effect of reducing the overall size of the mobile communication terminal test apparatus.

2 is an embodiment in which the subboard 100 and the main board 200 are separated, and according to the embodiment, the subboard 100 may be integrated into the main board 200 to be implemented as a single board. have. This will be described with reference to the drawings of FIG. 3.

3 is a view showing the structure of a mobile communication terminal test apparatus according to another embodiment of the present invention. In FIG. 3, the mobile communication terminal test apparatus is composed of two parts, a main board 200 and a mobile communication terminal holder 300. The detailed configuration of each part is as follows.

The mobile communication terminal cradle 300 is a cradle for mounting a mobile communication terminal, and may include a first mobile communication terminal 630 and a second mobile communication terminal 640. In the embodiment of Figure 2, the mobile communication terminal holder 300 is an RF cable 304 for transmitting an RF signal to the first mobile communication terminal 630 or the second mobile communication terminal 640, the first mobile communication terminal ( 630 and a second mobile communication terminal 640, and includes a moving unit for moving the RF cable 304 in a linear motion. In the present invention, the RF cable 304 is connected to the antenna portion of the mobile communication terminal. In FIG. 2, the moving part includes a moving head 303 for fixing the RF cable, and a moving rail 302 for moving the moving head 303 in a straight line. In addition, in FIG. 2, the mobile communication terminal holder 300 includes a sensor unit 301 for detecting the position of the moving head 303 and transmitting the detected position to the test performer. Meanwhile, according to the exemplary embodiment of the present invention, the moving unit and the sensor unit 301 may be omitted from the cradle 300 of the mobile communication terminal.

The main board 200 includes a PC connection unit for connecting a PC having a program for performing a test to a test execution unit, a power supply unit for supplying power, and a first mobile communication terminal connection unit for connecting a first mobile communication terminal connection cable. 202, a second mobile communication terminal connection unit 203 for connecting the second mobile communication terminal connection cable, a sensor connection unit 204 for connecting the sensor unit 301, and performing various tests for the mobile communication terminal It includes a test performing unit (not shown). In detail, the mobile communication terminal connection cable is connected to the ICC connectors of the first mobile communication terminal 630 and the second mobile communication terminal 640. On the other hand, according to an embodiment of the present invention, if the moving unit and the sensor unit 301 is omitted from the mobile communication terminal holder 300, the sensor connection unit 204 may be omitted from the main board 200. Meanwhile, the power supply unit may be implemented by a battery, an AC / DC converter, or the like, or may be implemented as a power connection unit for connection with an external power supply device.

In the embodiment of FIG. 3, the PC connection unit includes a serial port 101 for UART communication with a PC and a USB port 102 for USB communication with a PC. The user can select and use one of the serial port 101 and the USB port 102. Meanwhile, in the embodiment of FIG. 2, the serial port 101 and the USB port 102 are configured together with the PC connection, but in another embodiment, the serial port 101 or the USB port 102 may be configured alone with the PC connection. Can be.

In the embodiment of FIG. 2, the power supply connection unit includes a power supply connection unit 103 for connecting a power supply and an adapter connection unit 104 for connecting an AC / DC adapter. The user may select and use one of the power supply connection unit 103 and the adapter connection unit 104.

In one embodiment of the present invention, the test performing unit according to the position of the moving head 303 on the mobile communication terminal holder 300 received from the sensor unit 301, the moving head 303 is the first mobile communication terminal 630 ) Is positioned where the first mobile communication terminal 630 is connected to the test execution unit to control the switching unit, and if the moving head 303 is located where the second mobile communication terminal 640 is mounted second movement The communication terminal 640 controls the switching unit to be connected to the test execution unit.

In one embodiment of the present invention, the sensor unit 301 may be formed of an optical sensor. For example, when the moving head 303 is in front of the sensor unit 301, the reflected light is generated and the sensor unit 301 outputs a low value. The test execution unit reads the low value, which is the output value of the sensor unit 301, from the sensor connection unit 204, and determines that the position of the moving head 303 is located in the first mobile communication terminal 630. The terminal 630 controls the switching unit to be connected to the test execution unit. On the contrary, if the moving head 303 is not in front of the sensor unit 301, no reflected light is generated and the sensor unit 301 outputs a high value. The test execution unit reads a high value, which is an output value of the sensor unit 301, from the sensor connection unit 204, and determines that the position of the moving head 303 is located in the second mobile communication terminal 640. The terminal 640 controls the switching unit to be connected to the test execution unit.

On the other hand, in one embodiment of the present invention, the main board 200 may be attached to the back of the mobile terminal holder 300. This configuration has the effect of reducing the overall size of the mobile communication terminal test apparatus.

6 is a block diagram of a mobile communication terminal test apparatus according to an embodiment of the present invention. 6 illustrates an example in which a mobile communication terminal is connected to a first mobile communication terminal connection unit 202 and a second mobile communication terminal connection unit 203, respectively. As shown in FIG. 6, the power supply unit 620 is connected to the first mobile communication terminal 630 and the second mobile communication terminal 640. Accordingly, the first mobile communication terminal 630 and the second mobile communication terminal 640 may be simultaneously supplied with power.

The switching unit 650 may be configured to connect the test performing unit 205 and the first mobile communication terminal 630 or to connect the test performing unit 205 and the second mobile communication terminal 640 to each other. It serves to selectively connect between the first mobile communication terminal 630 or between the test performing unit 205 and the second mobile communication terminal 640.

The switching unit 650 may be configured to be manually switched, or to be automatically switched using the sensor unit 301, the moving head 303, the sensor connection unit 204, and the like as illustrated in FIGS. 2 and 3. It may be configured.

The mobile communication terminal test apparatus of the present invention configured as described above may be equipped with two mobile communication terminals at the same time, and may simultaneously supply power to two mobile communication terminals. In addition, while the test is performed in one mobile communication terminal, the booting is completed in another mobile communication terminal and completed. Accordingly, when the test of one mobile communication terminal is completed, the test of the other mobile communication terminal can be directly performed by connecting the RF cable 304 to the other mobile communication terminal without a new booting process. By doing so, the present invention can shorten the time required for the conventional test process much. 5 is a diagram illustrating a test time required for a mobile communication terminal according to an embodiment of the present invention. As shown in Figure 5, the test process of the present invention is a process of settling (6 seconds), test / adjustment (70 seconds), desorption (6 seconds) and the total time is about 82 seconds. Compared with FIG. 4, which shows a conventional test time, the present invention does not require a boot time, and thus the process may be performed by shortening a time of about 30 seconds, which is a conventional boot waiting time.

While the invention has been described using some preferred embodiments, these embodiments are illustrative and not restrictive. Those skilled in the art will appreciate that various changes and modifications can be made without departing from the spirit of the invention and the scope of the rights set forth in the appended claims.

As described above, according to the present invention, since the test of the mobile communication terminal can be directly performed without booting waiting time, there is an effect of shortening the time required for the test process and improving productivity.

In addition, it is possible to efficiently use expensive measurement equipment by minimizing the waiting time when replacing the mobile communication terminal to be tested.

Claims (16)

An RF cable connected to an antenna of the first mobile communication terminal or the second mobile communication terminal to transmit and receive an RF signal; A power supply unit for supplying power for a test; A test performing unit for performing various tests on the mobile communication terminal; A switching unit for selectively connecting between the test execution unit and the first mobile communication terminal or between the test execution unit and the second mobile communication terminal; First and second mobile communication terminal connection cables for connecting the first mobile communication terminal and the second mobile communication terminal to the switching unit and the power supply unit, respectively. Mobile terminal test apparatus comprising a. The method of claim 1, The mobile communication terminal test apparatus further comprises a PC connection unit for connecting a PC having a program for performing a test to the test performing unit. The method of claim 2, The power supply unit mobile communication terminal test apparatus, characterized in that it comprises a power connection for connecting to an external power supply. The method of claim 3, The mobile communication terminal test apparatus further comprises a mobile communication terminal holder for placing the first mobile communication terminal and the second mobile communication terminal. The method of claim 4, wherein The mobile communication terminal holder further comprises a mobile unit for moving the RF cable between the place where the first mobile communication terminal is mounted and the second mobile communication terminal is mounted. The method of claim 5, The mobile unit includes a mobile head for fixing the RF cable, and a mobile rail for moving the moving head in a straight line. The method of claim 6, The mobile communication terminal holder includes a sensor unit for detecting the position of the moving head to deliver to the test performing unit, The test performing unit switches the first mobile communication terminal to be connected to the test performing unit when the moving head is located where the first mobile communication terminal is placed according to the position of the moving head on the mobile communication terminal holder received from the sensor unit. And controlling the switching unit to control the switching unit so that the second mobile communication terminal is connected to the test execution unit when the moving head is located where the second mobile communication terminal is mounted. The method of claim 4, wherein The PC connection portion and the power supply portion is located on the sub board, The RF cable is located in the holder of the mobile communication terminal, The test performing unit and the switching unit is located on the main board, The sub-board includes a main board connection for connecting with the main board, The main board includes a first mobile communication terminal connection part and a second mobile communication terminal connection part for connecting the sub board connection part and the mobile communication terminal connection cable to connect with the sub board. Device. The method of claim 4, wherein The RF cable is located in the holder of the mobile communication terminal, The PC connection unit, power supply unit, test execution unit, switching unit is located on the main board, The main board includes a first mobile communication terminal connection part for connecting the first mobile communication terminal connection cable and a second mobile communication terminal connection part for connecting the second mobile communication terminal connection cable. Testing device. The method according to any one of claims 2 to 9, The PC connection unit is a mobile communication terminal test device, characterized in that consisting of a serial port for UART communication with the PC. The method according to any one of claims 2 to 9, The PC connection unit is a mobile communication terminal test device, characterized in that consisting of a USB port for USB communication with the PC. The method according to any one of claims 2 to 9, The PC connection unit is a mobile communication terminal test device, characterized in that each consisting of a serial port for UART communication with the PC and a USB port for USB communication with the PC. The method according to any one of claims 3 to 9, The power supply connection unit is a mobile communication terminal test device, characterized in that consisting of a power supply connection for connecting the power supply. The method according to any one of claims 3 to 9, The power connection unit is a mobile communication terminal test device, characterized in that consisting of an adapter connection for connecting the AC / DC adapter. The method of claim 7, wherein The sensor unit of claim 1, wherein the sensor unit comprises an optical sensor. The method according to claim 8 or 9, The main board is a mobile communication terminal test device, characterized in that configured to be attached to the back of the mobile terminal holder.

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