KR20160144126A - Apparatus and method for wireless charaging test - Google Patents

Apparatus and method for wireless charaging test Download PDF

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Publication number
KR20160144126A
KR20160144126A KR1020150080491A KR20150080491A KR20160144126A KR 20160144126 A KR20160144126 A KR 20160144126A KR 1020150080491 A KR1020150080491 A KR 1020150080491A KR 20150080491 A KR20150080491 A KR 20150080491A KR 20160144126 A KR20160144126 A KR 20160144126A
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South Korea
Prior art keywords
test
measurement
power
wireless charging
eut
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KR1020150080491A
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Korean (ko)
Inventor
박재희
채용석
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엘지이노텍 주식회사
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Priority to KR1020150080491A priority Critical patent/KR20160144126A/en
Publication of KR20160144126A publication Critical patent/KR20160144126A/en

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    • H02J7/025—
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
    • G01R11/02—Constructional details
    • G01R11/25—Arrangements for indicating or signalling faults
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/02—Electric signal transmission systems in which the signal transmitted is magnitude of current or voltage

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The present embodiment relates to a wireless charging test apparatus and a method thereof.
The wireless charging tester according to the present embodiment includes: a mounting part on which a device under test is mounted; A communication unit for performing communication with the device under test; A wireless power transmission unit for supplying power to the EUT; A storage unit for storing a measurement position of the power applied to the EUT in the wireless power transmission unit and a wireless charging test result of the EUT; A display unit that executes a wireless charging test of the device under test and displays information on the test result; And a controller for controlling a wireless charging test of the EUT.

Description

[0001] APPARATUS AND METHOD FOR WIRELESS CHARGING TEST [0002]

An embodiment relates to a wireless charging test apparatus and a method thereof.

Generally, various electronic apparatuses are equipped with a battery and are driven by using electric power charged in the battery. At this time, the battery in the electronic device can be replaced and charged again. Here, for charging the battery, the electronic device is electrically connected to the charging device through the contact terminal. However, as the contact terminal is exposed to the outside in an electronic device, it may be contaminated by foreign matter or short-circuited by moisture.

In this case, there is a problem that a contact failure occurs between the contact terminal and the charging device and the battery is not charged by the electronic device.

To solve these problems, a wireless power charging system has been proposed. The wireless power charging system includes a wireless power transmission device and a wireless power reception device. Here, the electronic device is implemented as a wireless power receiving device. There are various charging schemes in wireless power charging systems. At this time, in order to receive power from the wireless power transmission apparatus, the wireless power transmission apparatus must be set in advance with a charging scheme preset in the wireless power reception apparatus. Therefore, when the wireless power transmission apparatus and the wireless power reception apparatus are different in charging methods, there is a problem that the wireless power reception apparatus can not receive power from the wireless power transmission apparatus. In addition, due to various problems, the wireless power receiving apparatus may not receive power or proceed intermittently according to the state of the wireless power transmitting apparatus.

Accordingly, there is a need for a test for wireless charging that simulates the states of various wireless power transmission devices and accordingly checks the state and condition of the wireless charging of the wireless power receiving device in advance.

Embodiments provide a wireless charging test apparatus and method for testing to provide wireless power to a wireless power receiving apparatus efficiently in various states.

Embodiments provide a wireless charging test apparatus and method that can perform tests on various wireless power transmission states and acquire state information therefrom to perform optimized wireless charging.

The present invention provides a wireless charging test apparatus and method for confirming a charging position of a wireless power receiving apparatus optimized for wireless charging and performing effective wireless charging accordingly.

According to another aspect of the present invention, there is provided a wireless charging test apparatus including: A communication unit for performing communication with the device under test; A wireless power transmission unit for supplying power to the EUT; A storage unit for storing a measurement position of the power applied to the EUT in the wireless power transmission unit and a wireless charging test result of the EUT; A display unit that executes a wireless charging test of the device under test and displays information on the test result; And a controller for controlling a wireless charging test of the EUT.

Also, the wireless charging test method according to the present embodiment may include checking a wireless charging test item for the EUT; And performing a wireless charging test on the identified test item, wherein if the confirmed wireless charging test is a test item to which electric power is applied to the EUT, Sets a measurement position, and outputs a test result according to the power application to the measurement position.

According to the embodiment, it is possible to confirm various conditions that may occur during wireless charging and provide information for optimized wireless charging accordingly.

In addition, according to the embodiment, it is possible to confirm the charging position of the wireless power receiving apparatus optimized at the time of wireless charging and information according to the charging position, thereby maximizing the wireless charging efficiency.

1 is a block diagram showing an example of a wireless charging test apparatus to which the present invention is applied.
2 is a schematic flowchart for explaining a wireless charging test operation according to an embodiment of the present invention.
3 is a flowchart illustrating a communication test operation during a wireless charging test operation according to an embodiment of the present invention.
4 is a diagram illustrating a screen that can be output during a communication test during a wireless charging test operation according to an embodiment of the present invention.
FIG. 5 is a flow chart for explaining a charging efficiency test in a wireless charging test operation according to a first embodiment of the present invention.
FIG. 6 is a diagram illustrating a screen for explaining an operation of setting a measurement position in the wireless charge test according to the present embodiment.
FIG. 7 is a diagram illustrating a screen that may be displayed during a wireless charging operation according to an exemplary embodiment of the present invention.
FIG. 8 is a flowchart illustrating a second embodiment of a first test according to an embodiment of the present invention.
9 is a diagram illustrating a result screen according to a wireless charging test that may be displayed according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be noted that the same components are denoted by the same reference symbols as possible in the accompanying drawings. Further, the detailed description of known functions and configurations that may obscure the gist of the present invention will be omitted.

1 is a block diagram showing an example of a wireless charging test apparatus to which the present invention is applied.

1, a wireless charging test apparatus 100 according to an embodiment of the present invention includes a wireless power receiving apparatus mounting unit 105, a communication unit 110, a wireless power transmitting unit 115, a display unit 120, a storage unit 125 An input / output port 130, a sensing unit 135, a user input unit 140, a power supply unit 145, and a control unit 150.

The radio power receiving apparatus mounting portion 105 can be mounted on the EUT. That is, it may include a receiving member or a receiving member for receiving the device under test. The wireless power receiving apparatus mount 105 may be connected to the wireless transmitting and receiving unit for supplying power to the device under test. Also. An input port for inputting various control signals may be provided. The wireless power receiving device mount 105 may be mounted with one or more DUTs.

The communication unit 110 may be composed of at least one communication module for performing communication with the EUT or for internal communication of the EUT.

The communication unit 110 can communicate with the device under test and acquire status information of the device under test. Also, the communication unit 110 can acquire information on the charged state or the operating state of the device under test using a predetermined communication protocol. And can transmit an operation control signal to the device under test via the communication unit 110. [ The communication unit 110 may include an SPI (Serial Peripheral Interface) communication module.

The wireless power transmission unit 115 is connected to the power supply unit 145 and receives power from the power supply unit 145. [ The wireless power transmission unit 115 can wirelessly transmit power to the device under test straddling the wireless power reception device mount unit 105. [ Here, the wireless power transmission unit 115 can transmit AC power. At this time, the wireless power transmission unit 115 can transmit power according to various transmission schemes. Here, the transmission schemes may include an electromagnetic induction scheme and a resonance scheme. That is, at least one of the transmission schemes may be preset in the wireless power transmission unit, or the transmission scheme may be varied according to the EUT.

The display unit 120 displays (outputs) information processed by the wireless charging test apparatus 100. [ Also, the wireless charging test apparatus 100 can display the setting information for the wireless charging test and the result information. For example, the wireless charging test apparatus 100 may display information about devices connected to the EUT or display the test status information of the EUTs. The display unit 120 may display a video or a UI with respect to information generated in a wireless charging test. The display unit 120 may be a liquid crystal display (LCD), a thin film transistor-liquid crystal display (TFT LCD), an organic light-emitting diode (OLED), a flexible display ), And a three-dimensional display (3D display). The plurality of display portions 120 may exist depending on the spherical shape. In addition, when the display unit 120 and a sensor (hereinafter, referred to as a 'touch sensor') for sensing a touch operation form a mutual layer structure (hereinafter referred to as a 'touch screen'), It can also be used as a device. The touch sensor may have the form of, for example, a touch film, a touch sheet, a touch pad, or the like.

The storage unit 125 may store a program for operation of the controller 150 and may store input / output data. The storage unit 125 may store test information for the wireless charging test, information on the EUTs, and test result information. In particular, the storage unit 125 may store information about a numerical value or a reference value to be tested or applied to the devices under test in accordance with the wireless charging test mode. The storage unit 125 may be a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (for example, SD or XD memory) (Random Access Memory), a static random access memory (SRAM), a read-only memory (ROM), an electrically erasable programmable read-only memory (EEPROM), a programmable read-only memory (PROM) A magnetic disk, and / or an optical disk.

The input / output port 130 serves as a path for communication with all external devices connected to the test apparatus 100. The input / output port 130 receives data from an external device or receives power from the external device, and transmits the data to each component in the test device 100 or transmits data in the test device 100 to an external device. For example, the input / output port 130 may include a wired / wireless data port, a memory card port, a port for connecting an apparatus having an identification module, an audio input / output port, and a video input / output port.

The sensing unit 135 generates a sensing signal capable of sensing the physical condition of the device under test, such as whether the device under test is mounted on the device under test, the position, orientation, and the like. It is also possible to sense whether the power supply unit 190 is powered on, whether the input / output port 130 is coupled to an external device, and the like.

The user input unit 140 generates input data for controlling the operation of the wireless charging test apparatus 100 by a user. The user input unit 140 may include a keypad, a dome switch, a touch pad, a jog wheel, a jog switch, and the like. The user input unit 140 can operate and set various variables according to the power supply position and the test mode for the wireless charging test of the EUT mounted on the wireless charging test apparatus 100. [ When the test is completed, the user input unit 140 may receive a control signal for storing and reading the test result information.

The power supply unit 145 can switch the commercial power supply and supply the component as an operating power to the test unit.

The control unit 150 typically controls the overall operation of the wireless charging test apparatus 100. For example, the control unit 150 may acquire the state information of the EUT and perform control to perform a predetermined test operation mode by applying various parameters according to a test mode applicable to the EUT.

In addition, the wireless charging test apparatus 100 may include an arm (not shown) capable of moving the device under test from the mounting unit 105. The arm is connected to a motor and can move the device under test under X, Y, and Z axes, respectively, under the control of a motor driver (not shown) based on a control signal of the controller 150 or a user input signal .

The wireless charging test operation will be described in detail with reference to the drawings based on the configuration of the wireless charging test apparatus 100 described above.

2 is a schematic flowchart for explaining a wireless charging test operation according to an embodiment of the present invention.

2, the control unit 150 of the wireless charging test apparatus 100 can confirm the wireless charging test setting information when the EUT is mounted on the wireless power receiving apparatus mounting unit 105. (S202) The test setup information may include information on the sensed EUT and information on the presence or absence of a connection to the EUT And the test items to be applied.

The control unit 150 may determine whether a test execution request signal for the docked device under test is input through the communication unit 110. (S204) The test execution request signal is transmitted to the device under test Or based on the user input signal.

The control unit 150 may execute a predetermined test mode when a test execution request signal is detected. (S206) In detail, the test mode includes a wireless charging operation and efficiency, a communication state, a voltage adjustment, a temperature, You can test the various operating states for. The test mode may perform all of the tests for the above-described operation state or may operate only for the specified specific test mode. In addition, the test mode is not limited to the above-described test mode, and various test operation modes for efficiency with wireless charging can be performed in the test apparatus.

The control unit 150 may determine whether the preset test mode is completed (S208). The completion of the test mode may be detected by whether all the previously-registered test modes have been performed or by the user forced termination.

When the completion of the test mode is detected, the control unit 150 may store the result information according to the executed test mode in the storage unit 125, respectively.

Hereinafter, an example of the wireless charging test operation described above will be described in detail with reference to FIGs. 3 to 9. FIG.

FIG. 3 is a flowchart illustrating a communication test operation during a wireless charging test operation according to an embodiment of the present invention. FIG. 4 is an exemplary screen that can be output during a communication test during a wireless charging test operation according to an exemplary embodiment of the present invention .

3 and 4, the controller 150 of the wireless charging test apparatus 100 can acquire and confirm the status information of the wireless power receiving apparatus, which is a device under test, through the communication unit 110. (S302) The control unit 150 can communicate with at least one wireless power receiving apparatus mounted on the mounting unit 105 via the communication unit 110 as a device under test. The communication unit 110 may receive state information including a charging state, an operation state, and the like from the wireless power receiving apparatus. The control unit 150 can confirm the currently charged amount of charge based on the status information of the wireless power receiving apparatus obtained through the communication unit 110. [ The status information of the wireless power receiving apparatus, which is received through the communication unit 110, may be output through the display unit 120 as illustrated in FIG.

4, information on the charging information, the battery status, the temperature, the voltage value, and the like obtained from the wireless power receiving apparatus can be displayed as text 410 or images 420 to 440.

The control unit 150 can generate a wireless charging operation signal when the confirmed current charging amount is equal to or less than the reference charging amount (S306)

The control unit 150 may perform a wireless charging mode in which power is transmitted to the wireless power receiving apparatus through the wireless power transmitting unit 115 based on the wireless charging operation signal.

The control unit 150 may determine whether the wireless charging is completed according to the forced termination of the user or a preset time or a predetermined charging amount when performing the wireless charging mode (S310)

The control unit 150 terminates the wireless charging mode when the wireless charging completion condition is satisfied (S312), and stores the environment information and the test result information for the performed wireless charging testing mode in the storage unit 125. [ (S314)

FIG. 5 is an operational flowchart for explaining a first embodiment of the charging efficiency test during the wireless charging test operation according to the present embodiment, and FIG. 6 illustrates an operation of setting the measurement position in the wireless charging test according to the present embodiment FIG. 7 is a diagram illustrating a screen that can be displayed during a wireless charging operation according to an embodiment of the present invention.

5 to 7, the controller 150 of the wireless charging test apparatus 100 can perform a wireless charging efficiency test for a desired position in the charging test of the wireless power receiving apparatus as a device under test. In detail, the control unit 150 confirms the efficiency of the device to be tested, which is stored in the receiving unit 105 among the various wireless charging test items, according to the charging position in the wireless charging operation, Lt; / RTI >

The control unit 150 can confirm the preset test setting information and confirm the coordinate set value for the test measurement position. (S502) In detail, the control unit 150 controls the mounting unit 105 It is possible to set the charging range and the measurement coordinate for measuring the efficiency according to the measurement position when wirelessly charging the stationary wireless power receiving apparatus. For example, the charging range may be the area where the wireless power receiving device is mounted on the mount. The measurement coordinates can be set to (X, Y, Z) values in the charge range. It is also possible to set the number of measurements and whether or not to repeatedly measure X, Y, Z, or the position (X, Y, Z), respectively, Also, the measurement period may be set for a predetermined time or may be set according to a predetermined number of times of measurement. The measurement position change can be measured by physically moving the EUT by an arm, or by changing only the position where the power is supplied by changing the measurement point by holding the EUT.

Preferably, the measurement position can be measured within the set measurement range. Or a predetermined number of times for N measuring points in the direction of the diagonals (↘, ↙, ↖, ↗) on the plane or in the direction of the vertical / horizontal (←, →, ↑, ↓). The N measurement points are preferably capable of performing measurements on three measurement points. In detail, the three measurement points may be the outermost point and the center point of the measurement range. The measurement direction and the measurement position are not limited and can be variously set and executed according to the embodiment.

The control unit 150 confirms the coordinate set value for the measurement position and confirms the first measurement point X, Y, Z (S504) and transmits the wireless power to the EUT through the wireless power transmission unit 115 The charging mode can be executed (S506)

 The controller 150 executes the wireless charging mode according to the power applied to the first measurement point and can confirm the measurement information at a time when power supply to the first measurement point is stopped in real time or at a predetermined time point. ) Specifically, the measurement efficiency for the first measurement point. Whether or not the power supply is in a normal state, information on the power supply value, and the like.

The control unit 150 may determine whether the measurement according to the execution of the wireless charging mode at the corresponding point, i.e., the first measurement point, is completed (S510). Specifically, 7, the control unit 150 outputs the status information and the test result information for the test operation to the display unit 120, and outputs the test result information to the display unit 120. [ .

Accordingly, the display unit 120 may include an image display region 710 for information on the position where the DUT is measured and measured. In addition, the display unit 120 may include information on the measurement position and an information display region 720 for the input current / voltage. The display unit 120 may include a measurement position information display region 740 for displaying measurement position and coordinate information for measuring the current charging efficiency and state information of the motor for moving the measurement position. In addition, the display unit 120 may include a result information display area capable of generating and displaying the result information of the test measured at a predetermined measurement position and area in a list according to the time, position, or frequency. In addition, the area that can be displayed on the display unit 120 according to the wireless charging test item and the resultant value may be variously configured and are not limited to the examples described above.

When the charging efficiency test for the predetermined first measurement point is completed, the controller 150 may determine whether the charging efficiency test for all the predetermined measurement points is completed (S512)

If the controller 150 determines that the charging efficiency test for all the measurement points has not been completed, the controller 150 may move the measurement point to the position where the measurement test is to be performed next to the current measured position (S514)

On the other hand, the controller 150 may store the measurement information and the data displayed in the test result information display area of FIG. 7 in the storage unit 125 when the charging efficiency test for all the measurement points is completed.

In the first embodiment, on the basis of the measurement location with the X 1, Y 1, Z 1 coordinate values predetermined for the charging efficiency test charging efficiency test in that position a predetermined time or predetermined according to the wireless charging efficiency as described above, And when the test of the predetermined measurement position is completed, the test can be performed by moving to the next set position X 2 , Y 2 , Z 2 .

FIG. 8 is a flowchart illustrating a second embodiment of the charge-and-recharge test during the wireless charge test operation according to the embodiment of the present invention.

Referring to FIG. 8, the controller 150 of the wireless charging test apparatus 100 can perform a wireless charging efficiency test for a desired location in a charging test of a wireless power receiving apparatus as a device under test. In detail, the control unit 150 confirms the efficiency of the device to be tested, which is stored in the receiving unit 105 among the various wireless charging test items, according to the charging position in the wireless charging operation, Lt; / RTI >

In the second embodiment executes the a, the measurement position as different from the first embodiment (X n, Y n, Z n) plane measured position on the non-(X n, Y n) in the first wireless charging efficiency test, When the measurement on the plane is completed, it is possible to perform the spatial position measurement (Z n ).

The control unit 150 can confirm the preset test setting information and check the coordinate set value for the test measurement position. (S802) In detail, the control unit 150 controls the wireless power receiving apparatus check the charge range and measurement coordinate preset to measure the efficiency of the measurement positions during the wireless charging with respect to the first through the measurement point (X 1, Y 1) to check (S804) and the wireless power transmission unit (115) A wireless charging mode in which power is supplied to the device under test (S806)

The controller 150 executes the wireless charging mode according to the power applied to the first measurement point and can confirm the measurement information at a time when power supply to the first measurement point is stopped in real time or at a predetermined point in time (S808). The measurement information including the measurement efficiency for the first measurement point, the steady state of the power supply, information on the power supply value, and the like can be checked in detail.

The control unit 150 may check whether the measurement corresponding to the execution of the wireless charging mode at the corresponding point, i.e., the first measurement point, is completed, and stop the wireless charging mode for the first measurement point (S810)

The controller 150 may determine whether the wireless charging test from the plane within the measurement range including the first measurement point to the predetermined measurement point X n , Y n has been completed (S 812)

The control unit 150 can perform a wireless charge test for the next measurement point of the previously measured measurement point if all the tests for the predetermined measurement point in the plane have not been completed (S814). In the second embodiment, Preferably, the measurement position can be measured within the set measurement range. Or a predetermined number of times in the direction of a diagonal line (↘, ↙, ↖, ↗) on a plane or a direction of vertical / horizontal (←, →, ↑, ↓). The measurement direction and the measurement position are not limited and can be variously set and executed according to the embodiment.

The position of the controller 150 first measuring point preset in the plane measurement range including the measuring point (X 1, Y 1 to X n, Y n) wireless After charging the test is completed, the space (Z n) of The wireless charging efficiency test according to the present invention can be executed.

The controller 150 may execute a wireless charging mode in which the Z axis coordinate value is checked for a wireless charging efficiency test according to a spatial position and the electric power is supplied to the EUT through the wireless power transmitting unit 115. In operation S816,

The control unit 150 may preferably perform a spatial wireless charge test in a direction that vertically ascends from a plane with respect to a measurement point in accordance with the Z-axis coordinate. Accordingly, the controller 150 checks whether the measurement point has been moved to the set maximum height (S818). If the measurement point does not reach the maximum height from the spatial plane, the controller 150 performs wireless charging The test can be executed (S820)

On the other hand, the controller 150 determines whether the wireless charging efficiency test of the plane image (X n , Y n ) and the spatial image (Z n ) is completed when the measurement point according to the Z axis coordinate is tested up to the maximum height (Z n ) (S822)

If the wireless charging efficiency test is not completed, the controller 150 may perform a test for a non-tested measurement position (S824)

On the other hand, the controller 150 may store the test information in the storage unit 125 when the test for all the measurement points is completed.

As described above, in the second embodiment, the wireless charging efficiency test is performed according to the position on the plane, and the wireless charging efficiency test is performed according to the position on the space, so that the result of the charging efficiency according to the position of the wireless power receiving apparatus Value can be obtained.

9 is a diagram illustrating a result screen according to a wireless charging test that may be displayed according to an embodiment of the present invention.

Referring to FIG. 9, the display unit 120 of the wireless charging test apparatus 100 may display the status and result information of the wireless charging test operation as an example of FIG.

The wireless charging test screen output to the display unit 120 includes an area 1100 for confirming a wireless power measurement point of the EUT to be placed on the mounting unit 105 and an area for displaying a user input UI for moving the measurement point (1200). The UI displayed in the UI area 1200 may include a coordinate value and a user input button for the position of the measurement point input through the user input unit 140. [

In addition, an area 1300 for displaying status information on which a test for a wireless power measurement point is being executed, an area 1400 for displaying status information on connection and disconnection of a device under test for executing a wireless charging test, . ≪ / RTI >

In addition, according to the wireless charging test item, a vibration generating position according to the vibration test, a region 1500 for displaying a test result screen corresponding thereto, and a status and result display region 1600 according to the high temperature sensing test may be included. The screen for displaying the status and result according to the wireless charging test described above is not limited thereto and can be variously implemented according to the test items and the status of the test results.

100: Wireless charging test equipment
105: Wireless power receiving device mounting part
110:
115: wireless power transmitter
120:
125:
130: I / O port
135:
140: user input section
145: Power supply
150:

Claims (19)

A mounting part on which the device under test is mounted;
A communication unit for performing communication with the device under test;
A wireless power transmission unit for supplying power to the EUT;
A storage unit for storing a measurement position of the power applied to the EUT in the wireless power transmission unit and a wireless charging test result of the EUT;
A display unit that executes a wireless charging test of the device under test and displays information on the test result;
And a controller for controlling a wireless charging test of the device under test. The method according to claim 1,
Further comprising an arm for varying a measurement position with respect to a power applied to the apparatus under test. The method according to claim 1,
The control unit
Wherein the wireless power transmission unit applies power only to a predetermined measurement position with respect to a power applied to the EUT. The method according to claim 1,
The control unit
And a power measurement test applied to the EUT is repeatedly performed at a predetermined measurement position for a predetermined time or a predetermined number of times. The method according to claim 1,
The control unit
Sets at least one planar measurement point (X n , Y n ) of the DUT mounted on the stationary portion and executes a power measurement test for the measurement point on the set plane. 5. The method of claim 4,
Wherein the controller performs a test on a power measurement point (Z n ) in space when a power measurement test for the measurement point on the plane is completed. The method according to claim 1,
The control unit
Wherein at least one of measurement points (X n , Y n , Z n ) on the space and on a plane of the DUT mounted on the mounting portion is set and a power measurement test is performed on the set measurement point. The method according to claim 1,
The control unit
Wherein the test is performed in a diagonal direction within the measurement range with respect to the measurement point. 9. The method of claim 8,
Wherein the diagonal measurement position comprises at least three measurement points. The method according to claim 1,
The communication unit
A wireless charging test apparatus comprising a SPI (Serial Peripheral Interface) communication module. The method according to claim 1,
The control unit
Acquires status information of the EUT through the communication unit and supplies the wireless power based on the status information. The method according to claim 1,
The display unit
An area for displaying test location information of the device under test according to the wireless charging test, a power information display area for displaying information on the power applied to the device under test, a wireless charging test result for the device under test And a result information display area. Confirming a wireless charging test item for the device under test;
And performing a wireless charging test on the identified test item,
If the confirmed wireless charging test is a test item to which power is applied to the EUT, a predetermined measurement position is set for a range where the EUT is located, and a test result according to the power application to the measurement position is output A wireless charging test method. 14. The method of claim 13,
Further comprising the steps of: communicating with the device under test and obtaining status information of the device under test;
And executes a test of applying power to the device under test based on the acquired status information. 15. The method of claim 14,
In the case of testing by applying power to the EUT, at least one of the planar measurement points (X n , Y n ) is set as the position to which the power is applied, and the power measurement test is performed on the measurement position on the set plane Wireless charging test method. 16. The method of claim 15,
And performing a test on a power measurement point (Z n ) in space when the power measurement test of the planar measurement point is completed. The method of claim 14, wherein
Setting at least one measurement point (X n , Y n , Z n ) on the space and on the plane of the EUT and performing a power measurement test on the set measurement point. 15. The method of claim 14,
Wherein the test is performed in a diagonal direction within the measurement range with respect to the measurement point. 19. The method of claim 18,
Wherein the diagonal measurement points comprise at least three measurement points.
KR1020150080491A 2015-06-08 2015-06-08 Apparatus and method for wireless charaging test KR20160144126A (en)

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KR20190059424A (en) * 2017-11-23 2019-05-31 재단법인 포항산업과학연구원 System for automeasuring wireless power transfer
CN110531198A (en) * 2019-09-29 2019-12-03 江西联智集成电路有限公司 Wireless charging device Efficiency testing board and wireless charging device efficiency detecting system
CN112904144A (en) * 2021-01-21 2021-06-04 深圳市行自迩科技有限公司 Intelligent testing method and system based on cloud computing

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190059424A (en) * 2017-11-23 2019-05-31 재단법인 포항산업과학연구원 System for automeasuring wireless power transfer
CN110531198A (en) * 2019-09-29 2019-12-03 江西联智集成电路有限公司 Wireless charging device Efficiency testing board and wireless charging device efficiency detecting system
CN112904144A (en) * 2021-01-21 2021-06-04 深圳市行自迩科技有限公司 Intelligent testing method and system based on cloud computing

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