KR102181560B1 - Device for measuring surge - Google Patents

Abstract

Various embodiments of the present invention relate to a surge measuring device. According to various embodiments of the present disclosure, a surge measurement apparatus includes: a surge detection unit configured to detect a surge voltage; And a surge management unit connected to the surge detection unit, wherein the surge management unit is connected to the surge detection unit using a short-range communication module, and uses the short-range communication module to transfer a preset reference voltage and a reference value to the surge detection unit. And the surge detection unit stores the reference voltage and the reference value in a memory, measures a voltage of an external device, compares a difference value between the measured voltage of the external device and the reference voltage with the reference value, When the difference value is greater than the reference value, the measured voltage of the external device may be transmitted to the surge management unit. Other embodiments may be possible.

Description

Surge measurement device {DEVICE FOR MEASURING SURGE}

The present invention relates to a surge measuring device, and more particularly, to a surge measuring device capable of efficiently measuring whether a surge occurs in an external device by using a surge management unit and a surge detection unit connected through a short-range communication module.

Recently, as portable electronic devices increase, the use of charging devices for charging batteries of electronic devices is increasing. The electronic device may receive a preset reference voltage (eg, 5V) through the charging device. While receiving the reference voltage, the electronic device may generate a surge voltage higher than the reference voltage, and the surge voltage may cause a failure of the electronic device. However, it is difficult to efficiently manage the quality of the electronic device because the surge voltage is only measured by a large-scale measuring device before the manufacturing stage of the electronic device or the shipment of the finished product, and there is no simple measurement method. In addition, when the surge voltage measuring device is simply miniaturized, it is difficult to mount a separate display unit capable of indicating the surge voltage, so that it is difficult for a manager to determine whether a surge voltage has occurred.

The present invention has been devised to solve the above problems, and is easily external by using a surge detection unit (eg, a small surge voltage meter) and a surge management unit (eg, manager computer, manager smartphone) connected to each other through a short-range communication module. An object of the present invention is to provide a surge measurement device capable of determining whether a surge occurs in a device.

According to various embodiments of the present disclosure, a surge measurement apparatus includes: a surge detection unit configured to detect a surge voltage; And a surge management unit connected to the surge detection unit, wherein the surge management unit is connected to the surge detection unit using a short-range communication module, and uses the short-range communication module to transfer a preset reference voltage and a reference value to the surge detection unit. And the surge detection unit stores the reference voltage and the reference value in a memory, measures a voltage of an external device, compares a difference value between the measured voltage of the external device and the reference voltage with the reference value, When the difference value is greater than the reference value, the measured voltage of the external device may be transmitted to the surge management unit.

According to various embodiments of the present disclosure, a surge measurement apparatus includes: a surge detection unit configured to detect a surge voltage; And a surge management unit connected to the surge detection unit, wherein the surge management unit is connected to the surge detection unit using a short-range communication module, and transmits a preset reference voltage to the surge detection unit using the short-range communication module, Receives a voltage of an external device from the surge detection unit, determines whether a surge occurs in the external device based on the received voltage of the external device, and the surge detection unit stores the reference voltage in a memory, and It is connected to detect the voltage of the external device, and transmits the detected voltage of the external device to the surge management unit.

As described above, the surge measurement apparatus according to the present invention may indicate whether a surge occurs in an external device through a surge management unit in a graph.

In addition, the surge measurement apparatus according to the present invention can easily change the setting parameter of the surge detection unit by connecting the surge management unit and the surge detection unit through a short-range communication module.

In addition, the surge measurement apparatus according to the present invention may simultaneously check whether a surge occurs in a plurality of devices charged with different charging voltages by variously setting the setting parameters of the surge detection unit.

1 is a block diagram showing a surge measuring apparatus according to an embodiment of the present invention.
2 is a block diagram showing a surge detector according to an embodiment of the present invention.
3 is a flowchart illustrating a surge measuring apparatus according to an embodiment of the present invention.
4 is a flowchart illustrating a method of determining whether a surge occurs according to an embodiment of the present invention.
5 is a flowchart illustrating a surge measuring apparatus according to another exemplary embodiment of the present invention.
6 is a flowchart illustrating a method of determining whether a surge occurs according to another embodiment of the present invention.

Hereinafter, various embodiments of the present invention will be described in detail with reference to the accompanying drawings. In addition, in describing an embodiment of 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, a detailed description thereof will be omitted. In addition, terms to be described later are terms defined in consideration of the functions of the present invention, which may vary according to the intention or custom of users or operators. Therefore, the definition should be made based on the contents throughout this specification.

A preferred embodiment of a surge measuring device according to the present invention will be described with reference to the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but may be implemented in a variety of different forms. However, this embodiment is intended to make the disclosure of the present invention complete and the scope of the invention to those of ordinary skill in the art. It is provided to inform you.

Each of the constituent elements (eg, a module or a program) according to various embodiments may be composed of a singular or a plurality of entities, and some sub-elements among the aforementioned sub-elements are omitted, or other sub-elements are It may be further included in various embodiments. Alternatively or additionally, some constituent elements (eg, a module or a program) may be integrated into one entity, and functions performed by each corresponding constituent element prior to the consolidation may be performed identically or similarly. Operations performed by modules, programs, or other components according to various embodiments are sequentially, parallel, repetitively or heuristically executed, or at least some operations are executed in a different order, omitted, or other operations are added. Can be.

1 is a block diagram showing a surge measurement apparatus according to an embodiment of the present invention.

Referring to FIG. 1, a surge measurement apparatus 10 according to an embodiment of the present invention may include a surge management unit 200 and a surge detection unit 100. The surge detection unit 100 and the surge management unit 200 may be connected through a short-range communication network (eg, Bluetooth, WiFi direct, Zigbee, or Infrared Data Association (IrDA)). The surge measurement device 10 is connected to the charging device 30 to measure the voltage (eg, charging voltage) of the external device 20 being charged, and determines whether a surge occurs in the external device based on the measured voltage. can do.

In an embodiment, the surge detection unit 100 may be a device that is connected to an external device through a cable to measure a voltage (eg, a charging voltage) of an external voltage. The surge management unit 200 is an electronic device that can be controlled by an administrator and can check whether a surge has occurred, for example, a desktop PC, a laptop PC, a smartphone, a tablet PC, a mobile phone, a video phone, an e-book reader, and a netbook. It may include at least one of a computer, a workstation, a server, a digital camera, or a wearable device.

In an embodiment, whether the surge voltage is generated may be determined by the surge detection unit 100 or the surge management unit 200. Alternatively, alternatively, whether a surge voltage is generated may be determined by the surge detection unit 100 and the surge management unit 200, respectively.

In an embodiment, the surge detection unit 100 may include a control unit 110, a memory 120, a short-range communication module 130, and a detection terminal 140. The control unit 110 may control overall operations of each component of the surge detection unit 100 and may determine whether a surge occurs. The memory 120 may store parameters transmitted from the surge management unit 200. For example, the parameter may include at least one of a reference voltage, a reference value, a reference period, and a reference number of times. The short-range communication module 130 may be, for example, a Zigbee module, and may be connected to the short-range communication module 230 of the surge management unit 200. The detection terminal 140 is connected to the connection terminal 21 of the external device 20 to measure the voltage of the external device. A more detailed description of the surge detection unit 100 will be described later in FIG. 2.

In an embodiment, the surge management unit 200 may include a control unit 210, a memory 220, a short-range communication module 230, and a display unit 240. The controller 210 may generally control operations of each component of the surge management unit 200 and may determine whether a surge occurs. The memory 220 may store a surge generation related parameter based on an input from a manager. For example, the parameter may include at least one of a reference voltage, a reference value, a reference period, and a reference number of times. The short-range communication module 230 may be, for example, a Zigbee module, and may be connected to the short-range communication module 130 of the surge detection unit 100. The display unit 240 may display the reference voltage and the voltage of the external device 20 as a graph, and may output a notification indicating the occurrence of a surge voltage (eg, a pop-up window).

2 is a block diagram showing a surge detector according to an embodiment of the present invention.

2, a surge detection unit 100 according to an embodiment of the present invention includes a control unit 110, a memory 120, a short-range communication module 130, a detection terminal 140, and a DC input attenuation unit 141. , A peak detection unit 142, an input/output interface 143, a display module 150, a debugging module 160, a power control unit 170, and a charging terminal 171.

In one embodiment, the control unit 110 can control the operation of each component of the surge detection unit 100 overall, determine whether a surge has occurred, and use the measured voltage of the external device 20 as a short-range communication module. It can be transmitted to the surge management unit 200 using (130).

In an embodiment, the memory 120 may store parameters transmitted from the surge management unit 200, measured voltages of the external device 20, surge occurrence state information, debugging result information, and the like. For example, the parameter may include at least one of a reference voltage, a reference value, a reference period, and a reference number of times. The surge occurrence state information may include the number of times the surge voltage is measured by the external device 20, and the debugging result information includes an error in the parameter setting of the surge detection unit 100, a result of adjusting the error, parameter setting information, etc. can do.

In an embodiment, the short-range communication module 130 may be, for example, a Zigbee module, and may be connected to the short-range communication module 230 of the surge management unit 200.

In one embodiment, the detection terminal 140 is connected to the connection terminal 21 of the external device 20 to measure the voltage of the external device. For example, the detection terminal 140 may consist of a total of 4 channels, and each channel may consist of a ground terminal and an input/output terminal. For example, the control unit 110 may convert the voltage value measured through the detection terminal 140 into a value that can be calculated using the DC input attenuation unit 141, and the converted value using the peak detection unit 142 The peak value can be obtained. For example, the voltage of the external device 20 may mean the peak value. Meanwhile, a separate input/output interface 143 may be provided in the surge detection unit 100 for debugging.

In an embodiment, the display module 150 may output whether a surge has occurred or whether there is an error in the surge detection unit. For example, the display module 150 may be a buzzer, and may output whether a surge has occurred or whether there is an error of the surge detection unit as a warning sound. In addition, the display module 150 may be an LED or the like, and may output whether a surge has occurred or whether a surge detection unit has an error as light representing a preset color (eg, red light).

In an embodiment, the debugging module 160 may check and adjust whether a parameter received through the surge management unit 200 has an error. In addition, the debugging module may store debugging result information in the memory 120. The debugging result information may include an error in parameter setting of the surge detection unit 100, a result of adjusting the error, parameter setting information, and the like.

In an embodiment, the power control unit 170 converts the charging voltage of the charging device 40 received through the charging terminal 171 into Digiter Power (eg 3V or 5V) or Analog Power (eg +/-5V). Can be converted.

In an embodiment, an antenna connected to the short-range communication module 130 receives and transmits a signal to communicate with terminals located nearby.

3 is a flowchart illustrating a surge measuring apparatus according to an embodiment of the present invention. The operations of FIG. 3 may be performed by the surge detection unit 100 and the surge management unit 200 disclosed in FIGS. 1 and 2.

Referring to FIG. 3, in an embodiment, the surge management unit 200 may be connected to the surge detection unit 100 by using the short-range communication module 230 in operation 31.

In an embodiment, the surge management unit 200 may transmit a preset reference voltage and a reference value to the surge detection unit 100 using the short-range communication module 230 in operation 32. For example, the preset reference voltage and reference value may be values input by an administrator or standard voltage values corresponding to a plurality of electronic devices. For example, the reference voltage may be 5V, and the reference value may be 0.3V. Of course, the reference voltage and the reference value may be variously changed according to the type of the external device 20 corresponding to the measurement object.

In an embodiment, in operation 33, the surge detection unit 100 may store a reference voltage and a reference value in the memory 120 and measure the voltage of the external device 20. For example, storing the reference voltage in the memory 120 may be an operation of setting a parameter of the surge detection unit 100. That is, the surge detection unit 100 may use the stored reference voltage as a parameter to be compared with the voltage of the external device 20. For example, in a situation in which the external device 20 is being charged through the charging device 30, the detection terminal 140 and the connection terminal 21 may be connected through a cable, and the surge detection unit 100 is the detection terminal 140 ) Can be used to measure the voltage of the external device 20.

In one embodiment, the surge detection unit 100, when receiving a start command signal from the surge management unit 200 through the short-range communication module 230, the external device 20 until a stop command is received from the surge management unit 200 The voltage of may be transmitted to the surge management unit 200. In contrast, the surge detection unit 100 may measure the voltage of the external device 20 and transmit it to the surge management unit 200 only when a measurement command is received from the surge management unit 200.

In an embodiment, in operation 34, the surge detection unit 100 may compare a difference value between the measured voltage of the external device 20 and a reference voltage with a reference value. For example, the surge detection unit 100 may calculate a peak value of the voltage of the external device 20 through the DC input attenuation unit 141 and the peak detection unit 142, and calculate a difference value between the peak value and the reference voltage. Can be calculated. For example, the peak value may be 5.4V, the difference value may be 0.4V, and the reference value may be 0.3V.

In an embodiment, in operation 35, when the difference value is greater than a reference value, the surge detection unit 100 may transmit the measured voltage of the external device to the surge management unit 200. For example, when the peak value is 5.4V, the difference value is 0.4V, and the reference value is 0.3V, since the difference value is greater than the reference value, the surge detection unit 100 calculates the measured voltage of the external device by the surge management unit 200 ).

In an embodiment, the surge measurement device 10 may determine whether the surge voltage is generated by the external device 20 in operation 36. For example, whether a surge voltage is generated may be performed by the surge detection unit 100 and the surge management unit 200, respectively. Details will be described later with reference to FIG. 4.

4 is a flowchart illustrating a method of determining whether a surge occurs according to an embodiment of the present invention. The operations of FIG. 4 may be performed by the surge detection unit 100 and the surge management unit 200 disclosed in FIGS. 1 and 2. The operations of FIG. 4 may be an embodiment in which operation 36 of FIG. 3 is embodied.

Referring to FIG. 4, in an embodiment, in operation 41, the surge management unit 200 may display a voltage and a reference voltage of the external device 20 received from the surge detection unit 100 as a graph. The administrator can directly check whether a surge occurs with the naked eye through the graph. Unlike this, of course, the administrator can check whether a surge has occurred through the alarm output by the following actions.

In an embodiment, in operation 42, the surge measurement apparatus 10 may check whether the number of times the difference value is greater than the reference value is greater than or equal to the reference number during the reference period. For example, the reference period may be 1 second, and the reference number may be set in various ways such as 1 to 10 times as the number set by the administrator. Operation 42 may be performed by the control unit 210 of the surge management unit 200 and the control unit 100 of the surge detection unit 100, respectively. Also, unlike this, after operation 24 is performed in one of the two, the execution result may be shared with each other.

In an embodiment, when the number of times that the difference value is greater than the reference value is greater than or equal to the reference number during the reference period, the surge measurement device 10 proceeds to operation 43 to determine that the surge voltage has occurred in the external device 20. Operation 43 may be performed by the control unit 210 of the surge management unit 200 and the control unit 100 of the surge detection unit 100, respectively. Also, unlike this, after operation 24 is performed in one of the two, the execution result may be shared with each other.

In an embodiment, in operation 44, the surge measurement device 10 may output a notification indicating that the surge voltage has occurred in the external device 20. For example, the surge management unit 200 may display a notification indicating whether a surge has occurred through the display unit 240 in a separate window, and the surge detection unit 100 may indicate whether a surge has occurred through the display module 150. A warning sound or warning light can be output.

5 is a flowchart illustrating a surge measuring apparatus according to another exemplary embodiment of the present invention. The operations of FIG. 5 may be performed by the surge detection unit 100 and the surge management unit 200 disclosed in FIGS. 1 and 2. Unlike the embodiment disclosed in FIG. 3, in the other embodiment disclosed in FIG. 5, the surge detection unit measures the voltage of the external device and transmits the measured voltage to the surge management unit.

Referring to FIG. 5, in an embodiment, the surge management unit 200 may be connected to the surge detection unit 100 using the short-range communication module 230 in operation 51.

In an embodiment, in operation 52, the surge management unit 200 may transmit a preset reference voltage to the surge detection unit 100 using the short-range communication module 230.

In an embodiment, in operation 53, the surge detection unit 100 stores the reference voltage in the memory 120 and is connected to the external device 20 to detect the voltage of the external device 20.

In an embodiment, the surge detection unit 100 may transmit the detected voltage of the external device 20 to the surge management unit 200 in operation 54.

In an embodiment, the surge management unit 200 may receive the voltage of the external device 20 from the surge detection unit 100 in operation 55.

In an embodiment, in operation 56, the surge management unit 200 may determine whether a surge occurs in the external device 20 based on the received voltage of the external device 20. Details of determining whether a surge occurs will be described later in FIG. 6.

6 is a flowchart illustrating a method of determining whether a surge occurs according to another embodiment of the present invention. The operations of FIG. 6 may be performed by the surge detection unit 100 and the surge management unit 200 disclosed in FIGS. 1 and 2. The operations of FIG. 6 may be an embodiment in which operation 56 of FIG. 5 is embodied.

Referring to FIG. 6, in an embodiment, in operation 61, the surge management unit 200 may compare a difference value between a reference voltage and a voltage of the external device 20 with a preset reference value.

In an embodiment, in operation 62, the surge management unit 200 may determine how many times during the reference period the difference value is greater than the reference value.

In an embodiment, in operation 63, the surge management unit 200 may check whether the number of times the difference value is greater than the reference value is greater than or equal to the reference number during the reference period. For example, the reference period may be 1 second, and the reference number may be set in various ways such as 1 to 10 times as the number set by the administrator.

In an embodiment, when the number of times that the difference value is greater than the reference value is equal to or greater than the reference number during the reference period, the surge management unit 200 proceeds to operation 64 to determine that the surge voltage has occurred in the external device 20.

In an embodiment, in operation 65, the surge management unit 200 may output a notification indicating that a surge voltage has occurred in the external device 20. For example, the surge management unit 200 may display a notification indicating whether a surge has occurred through the display unit 240 in a separate window.

According to various embodiments of the present disclosure, a surge measurement apparatus includes: a surge detection unit configured to detect a surge voltage; And a surge management unit connected to the surge detection unit, wherein the surge management unit is connected to the surge detection unit using a short-range communication module, and uses the short-range communication module to transfer a preset reference voltage and a reference value to the surge detection unit. And the surge detection unit stores the reference voltage and the reference value in a memory, measures a voltage of an external device, compares a difference value between the measured voltage of the external device and the reference voltage with the reference value, When the difference value is greater than the reference value, the measured voltage of the external device may be transmitted to the surge management unit.

According to various embodiments, the surge management unit displays the voltage of the external device and the reference voltage received from the surge detection unit in a graph, and when the number of times the difference value is greater than the reference value is greater than or equal to the reference number during a reference period , It is determined that the surge has occurred in the external device, and a notification indicating that the surge has occurred in the external device may be output.

According to various embodiments, when the number of times the difference value is greater than the reference value is greater than or equal to the reference number during a reference period, the surge detection unit determines that a surge has occurred in the external device, and the surge has occurred in the external device. You can print a notification indicating that.

According to various embodiments of the present disclosure, the surge detector may measure a voltage of the external device while the external device is being charged.

According to various embodiments of the present disclosure, a surge measurement apparatus includes: a surge detection unit configured to detect a surge voltage; And a surge management unit connected to the surge detection unit, wherein the surge management unit is connected to the surge detection unit using a short-range communication module, and transmits a preset reference voltage to the surge detection unit using the short-range communication module. , Receives a voltage of an external device from the surge detection unit, determines whether a surge occurs in an external device based on the received voltage of the external device, and the surge detection unit stores the reference voltage in a memory, and the external device It is connected to and detects a voltage of the external device, and transmits the detected voltage of the external device to the surge management unit.

According to various embodiments, the surge management unit compares a difference value between the reference voltage and a voltage of the external device with a preset reference value, and checks how many times during a reference period when the difference value is greater than the reference value. And, when the number of times the difference value is greater than the reference value is greater than or equal to the reference number during the reference period, it may be determined that a surge has occurred in the external device.

According to various embodiments of the present disclosure, the surge detector may measure a voltage of the external device while the external device is being charged.

According to various embodiments, the surge management unit may display a graph representing the reference voltage and the voltage of the external device.

In the above, the present invention has been described by specific matters such as specific components and limited embodiments and drawings, but this is provided only to help a more general understanding of the present invention, and the present invention is limited to the above embodiments. No, a person having ordinary knowledge in the technical field to which the present invention pertains can make various modifications and variations from these descriptions.

Therefore, the spirit of the present invention is limited to the above-described embodiments and should not be defined, and all modifications equivalent or equivalent to the claims as well as the claims to be described later fall within the scope of the spirit of the present invention. will be.

Claims (8)

In the surge measurement device,
A surge detector for detecting a surge voltage; And
It includes a surge management unit connected to the surge detection unit,
The surge management unit,
It is connected to the surge detection unit using a short-range communication module,
Transmitting a parameter including at least one of a preset reference voltage, a reference value, a reference period, and a reference number of times to the surge detection unit by using the short-range communication module,
The surge detection unit,
Storing the parameter including at least one of the reference voltage, the reference value, the reference period, and the reference number in a memory,
The voltage of the external device is measured using a detection terminal connected to the connection terminal of the external device,
Compare the difference value between the measured voltage of the external device and the reference voltage and the reference value,
When the difference value is greater than the reference value, the measured voltage of the external device is transmitted to the surge management unit,
The surge management unit,
The voltage of the external device and the reference voltage received from the surge detection unit are displayed in a graph,
If the number of times the difference value is greater than the reference value is greater than or equal to the reference number during the reference period, it is determined that a surge has occurred in the external device, and
Outputs a notification indicating that the surge has occurred in the external device,
The debugging module of the surge detection unit checks whether the parameter received from the surge management unit has an error,
The error for the parameter setting, the result of adjusting the error, and the debugging result information including the setting information of the parameter are stored in the memory,
The detection terminal is composed of four channels including a ground terminal and an input/output terminal, and the control unit of the surge detection unit converts the voltage of the external device measured through the detection terminal into a value that can be calculated using a DC input attenuation unit. And acquiring a voltage value of the external device corresponding to a peak value of the converted value by using a peak detector.
delete The method of claim 1,
The surge detection unit,
If the number of times the difference value is greater than the reference value is greater than or equal to the reference number during the reference period, it is determined that a surge has occurred in the external device, and
And outputting a notification indicating that the surge has occurred in the external device.
The method of claim 1,
The surge detection unit measures a voltage of the external device while the external device is being charged.
In the surge measurement device,
A surge detector for detecting a surge voltage; And
It includes a surge management unit connected to the surge detection unit,
The surge management unit,
It is connected to the surge detection unit using a short-range communication module,
Transmitting a parameter including at least one of a preset reference voltage, a reference value, a reference period, and a reference number of times to the surge detection unit by using the short-range communication module,
Receiving a voltage of an external device from the surge detection unit,
Determine whether a surge occurs in the external device based on the received voltage of the external device,
The surge detection unit,
Storing the parameter including at least one of the reference voltage, the reference value, the reference period, and the reference number in a memory,
Detecting the voltage of the external device using a detection terminal connected to the connection terminal of the external device,
Transmits the detected voltage of the external device to the surge management unit,
The surge management unit,
Display the voltage of the external device and the reference voltage received from the surge detection unit in a graph,
When the number of times that the difference value between the voltage of the external device and the reference voltage is greater than the reference value is equal to or greater than the reference number during the reference period, it is determined that a surge has occurred in the external device, and
Outputs a notification indicating that the surge has occurred in the external device,
The debugging module of the surge detection unit checks whether the parameter received from the surge management unit has an error,
Stores debugging result information including an error for the parameter setting, a result of adjusting the error, and setting information of the parameter in the memory,
The detection terminal is composed of four channels including a ground terminal and an input/output terminal, and the control unit of the surge detection unit converts the voltage of the external device measured through the detection terminal into a value that can be calculated using a DC input attenuation unit. And acquiring a voltage value of the external device corresponding to a peak value of the converted value by using a peak detector.
delete The method of claim 5,
The surge detection unit measures a voltage of the external device while the external device is being charged.
delete

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