阅读说明：本技术 静电防护系统、方法、电子设备及存储介质 (Electrostatic protection system, method, electronic device and storage medium ) 是由 张冲 彭刚刚 于 2020-06-29 设计创作，主要内容包括：本申请提供一种静电防护系统、方法、电子设备及存储介质,该系统包括：PCB、电容模块、第一开关,PCB包括漏铜走线,漏铜走线位于PCB的外边框与内边框之间,漏铜走线通过第一开关与电容模块的输入端连接,电容模块的输出端用于与系统电池连接。漏铜走线用于吸收静电,并将静电导入第一开关；第一开关用于将漏铜走线中的静电单向导入电容模块；电容模块用于存储静电,并将静电导入系统电池,以释放静电。提高了对电子产品的静电保护能力。(The application provides a static protection system, a method, an electronic device and a storage medium, wherein the system comprises: PCB, capacitor module, first switch, PCB are walked including leaking the copper, and leak the copper and walk the line and be located between PCB's outline and interior frame, leak the copper and walk the line and be connected with capacitor module's input through first switch, capacitor module's output is used for being connected with system battery. The copper leakage wire is used for absorbing static electricity and guiding the static electricity into the first switch; the first switch is used for guiding static electricity in the copper leakage wiring into the capacitor module in a one-way mode; the capacitance module is used for storing static electricity and guiding the static electricity into the system battery so as to discharge the static electricity. The electrostatic protection capability of the electronic product is improved.)

1. An electrostatic protection system, comprising: a printed circuit board PCB, a capacitance module, a first switch,

the PCB comprises a copper leakage wire, the copper leakage wire is positioned between an outer frame and an inner frame of the PCB, the copper leakage wire is connected with the input end of the capacitor module through the first switch, and the output end of the capacitor module is used for being connected with a system battery;

the copper leakage routing is used for absorbing static electricity and guiding the static electricity into the first switch; the first switch is used for guiding the static electricity in the copper leakage routing wire into the capacitor module in a unidirectional mode; the capacitance module is used for storing the static electricity and guiding the static electricity into the system battery so as to release the static electricity.

2. The system of claim 1, further comprising a controller and a second switch;

the input end of the second switch is connected with the output end of the capacitor module, and the first output end of the second switch is used for being connected with the system battery;

the controller is respectively connected with the capacitor module and the second switch, and is used for monitoring the charge amount of the capacitor module, and if the charge amount of the capacitor module reaches a preset threshold value, the first output end of the second switch is controlled to be connected with the system battery.

3. The system of claim 2, wherein the second switch further comprises a second output,

the second output end of the second switch is connected with a charging interface of the system, and the charging interface is connected with the controller;

the controller is used for monitoring the working state of the charging interface, and if the working state of the charging interface is a connection state, the second output end of the second switch is controlled to be connected with the charging interface.

4. The system of claim 3, wherein the second switch comprises a first NMOS transistor and a second NMOS transistor;

the drain electrode of the first NMOS tube and the drain electrode of the second NMOS tube are respectively connected with the output end of the capacitor module, the grid electrode of the first NMOS tube and the grid electrode of the second NMOS tube are respectively connected with the controller, the source electrode of the first NMOS tube is connected with the system battery, and the source electrode of the second NMOS tube is connected with the charging interface.

5. The system of claim 4,

if the controller inputs a high level signal to the grid electrode of the first NMOS tube, the first NMOS tube is conducted with the system battery;

and if the controller inputs a high-level signal to the grid electrode of the second NMOS tube, the second NMOS tube is conducted with the charging interface.

6. The system of any of claims 1-5, wherein the first switch comprises: a diode;

the anode of the diode is connected with the copper leakage wire, and the cathode of the diode is connected with the input end of the capacitor module.

7. An electrostatic protection method applied to the electrostatic protection system according to any one of claims 1 to 6, comprising:

monitoring whether the charge quantity of the capacitor module reaches a preset threshold value;

and if the charge quantity of the capacitor module reaches the preset threshold value, controlling the first output end of the second switch to be conducted with a system battery so as to release static electricity through the system battery.

8. The method of claim 7, further comprising:

monitoring the working state of a charging interface of the system;

and if the working state of the charging interface is a connection state, controlling the second output end of the second switch to be connected with the charging interface so as to release static electricity through the charging interface.

9. An electronic device comprising the electrostatic protection system of any one of claims 1-6.

10. A non-transitory computer readable storage medium storing computer instructions for causing a computer to perform the method of any one of claims 7 or 8.

Technical Field

The present disclosure relates to the field of terminal device technologies, and in particular, to a system and a method for electrostatic protection, an electronic device, and a storage medium.

Background

The miniaturization and miniaturization of the present electronic components lead to a reduction in electrostatic voltage that may cause electrostatic discharge damage. Printed Circuit Board (PCB) electrostatic protection is a sharp discharge phenomenon, according to the current flowing direction, from a high voltage area to a low voltage area, i.e. from a high potential area to a low potential area, while for a PCB plane, the edge of the PCB is the low potential area of the whole Board, and normal physical contact or electrostatic discharge (ESD) tests can generate instantaneous high voltage and electrostatic discharge.

Disclosure of Invention

The application provides an electrostatic protection system, an electrostatic protection method, electronic equipment and a storage medium, which improve the electrostatic protection capability of electronic products.

In a first aspect, an embodiment of the present application provides an electrostatic protection system, including: printed circuit board PCB, electric capacity module, first switch.

The PCB is arranged between an outer frame and an inner frame of the PCB, the copper leakage wire is connected with the input end of the capacitor module through the first switch, and the output end of the capacitor module is used for being connected with a system battery.

The copper leakage wire is used for absorbing static electricity and guiding the static electricity into the first switch; the first switch is used for guiding static electricity in the copper leakage wiring into the capacitor module in a one-way mode; the capacitance module is used for storing static electricity and guiding the static electricity into the system battery so as to discharge the static electricity.

In the embodiment of the application, the copper leakage wiring is arranged in the PCB, the copper leakage wiring is used for absorbing static electricity, the static electricity in the copper leakage wiring is led into the capacitance module in a single direction through the first switch, the storage of the static electricity is realized, the static electricity is led into the system battery, the static electricity is released, the static electricity is prevented from flowing into the system circuit, the damage of the static electricity to the chip is avoided, and the static electricity protection capability of an electronic product is improved.

In a possible implementation manner, the electrostatic protection system provided in the embodiment of the present application further includes a controller and a second switch.

The input end of the second switch is connected with the output end of the capacitor module, and the first output end of the second switch is used for being connected with a system battery.

The controller is connected with the capacitor module and the second switch respectively, and is used for monitoring the electric charge amount of the capacitor module, and if the electric charge amount of the capacitor module reaches a preset threshold value, the first output end of the second switch is controlled to be connected with the system battery.

In the embodiment of the application, the capacitor module and the system battery are connected through the second switch, the charge amount of the capacitor module is monitored through the controller, the second switch is controlled to be conducted with the system battery when the charge amount reaches the preset threshold value, static electricity in the capacitor module is released through the system battery, and stability of an electronic product is improved.

In a possible implementation manner, in the electrostatic protection system provided in this embodiment of the present application, the second switch further includes a second output terminal.

A second output end of the second switch is connected with a charging interface of the system, and the charging interface is connected with the controller; the controller is used for monitoring the working state of the charging interface, and if the working state of the charging interface is a connection state, the second output end of the second switch is controlled to be connected with the charging interface.

In the embodiment of the application, the second output end of the second switch is connected with the charging interface of the system, the controller monitors the working state of the charging interface, and when the working state of the charging interface is the connection state, namely, when the charging interface is connected with a charging device, the second output end of the second switch is controlled to be connected with the charging interface, so that static electricity in the capacitor module is released through the charging interface, and the fact that the static electricity cannot flow into a system circuit of an electronic product is further guaranteed.

In one possible embodiment, the second switch includes a first N-type Metal-Oxide-Semiconductor (NMOS) transistor and a second NMOS transistor;

the drain electrode of the first NMOS tube and the drain electrode of the second NMOS tube are respectively connected with the output end of the capacitor module, the grid electrode of the first NMOS tube and the grid electrode of the second NMOS tube are respectively connected with the controller, the source electrode of the first NMOS tube is connected with the system battery, and the source electrode of the second NMOS tube is connected with the charging interface.

In one possible implementation, if the controller inputs a high level signal to the gate of the first NMOS transistor, the first NMOS transistor is turned on with the system battery.

And if the controller inputs a high-level signal to the grid electrode of the second NMOS tube, the second NMOS tube is conducted with the charging interface.

In one possible embodiment, the first switch comprises: a diode; the anode of the diode is connected with the copper leakage wire, and the cathode of the diode is connected with the input end of the capacitor module.

The method, the electronic device, the computer-readable storage medium, and the computer program product provided in the embodiments of the present application are described below, and the content and effect of the method, the electronic device, the computer-readable storage medium, and the computer program product may refer to the electrostatic protection system provided in the embodiments of the present application, and are not described again.

In a second aspect, an embodiment of the present application provides an electrostatic protection method applied to the electrostatic protection system provided in the first aspect and the optional manner of the first aspect, including:

monitoring whether the charge quantity of the capacitor module reaches a preset threshold value; and if the charge quantity of the capacitor module reaches a preset threshold value, controlling the first output end of the second switch to be conducted with the system battery so as to release static electricity through the system battery.

In a possible implementation manner, the electrostatic protection system provided in the embodiment of the present application further includes:

and monitoring the working state of a charging interface of the system.

And if the working state of the charging interface is a connection state, controlling the second output end of the second switch to be connected with the charging interface so as to release static electricity through the charging interface.

In a third aspect, an embodiment of the present application provides an electronic device, including the electrostatic protection system as provided in the first aspect or the first aspect implementable manner.

In a fourth aspect, embodiments of the present application provide a non-transitory computer-readable storage medium storing computer instructions for causing a computer to perform the electrostatic protection method provided by the second aspect or the implementable manner of the second aspect.

In a fifth aspect, an embodiment of the present application provides a computer program product, including: executable instructions for implementing the method of electrostatic protection as provided in the second aspect or the second aspect alternative.

The application provides a static protection system, a method, an electronic device and a storage medium, wherein the system comprises: printed circuit board PCB, electric capacity module, first switch. The PCB is arranged between an outer frame and an inner frame of the PCB, the copper leakage wire is connected with the input end of the capacitor module through the first switch, and the output end of the capacitor module is used for being connected with a system battery. The copper leakage wire is used for absorbing static electricity and guiding the static electricity into the first switch; the first switch is used for guiding static electricity in the copper leakage wiring into the capacitor module in a one-way mode; the capacitance module is used for storing static electricity and guiding the static electricity into the system battery so as to discharge the static electricity. In the embodiment of the application, the copper leakage wiring is arranged in the PCB, the copper leakage wiring is used for absorbing static electricity, the static electricity in the copper leakage wiring is led into the capacitance module in a single direction through the first switch, the storage of the static electricity is realized, the static electricity is led into the system battery, the static electricity is released, the static electricity is prevented from flowing into the system circuit, the damage of the static electricity to the chip is avoided, and the static electricity protection capability of an electronic product is improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a diagram of an exemplary application scenario provided by an embodiment of the present application;

FIG. 2 is a schematic structural diagram of an electrostatic discharge protection system according to an embodiment of the present disclosure;

FIG. 3 is a schematic structural diagram of an electrostatic protection system according to another embodiment of the present disclosure;

FIG. 4 is a schematic structural diagram of an electrostatic protection system according to yet another embodiment of the present application;

fig. 5 is a schematic structural diagram of a second switch according to yet another embodiment of the present application;

FIG. 6 is a schematic flow chart illustrating an electrostatic discharge protection method according to an embodiment of the present disclosure;

FIG. 7 is a schematic flow chart illustrating an electrostatic discharge protection method according to another embodiment of the present disclosure;

fig. 8 is a schematic flow chart of an electrostatic protection apparatus according to an embodiment of the present disclosure.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terms "first," "second," "third," "fourth," and the like in the description and in the claims of the present application and in the drawings described above, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

The miniaturization and miniaturization of the present electronic components lead to a reduction in electrostatic voltage that may cause electrostatic discharge damage. For a PCB plane, the edge of the PCB is a low potential area of the whole board, and the normal body contact or ESD test can generate instant high voltage and electrostatic discharge. In the prior art, the electrostatic protection of electronic products is mainly to introduce external static electricity into the ground network of the electronic product system through wires or transient diodes TVS, etc. to release the static electricity. However, if the ground network impedance of the system is too large, static electricity may directly transmit to the chip through the signal, which may cause fatal damage to the chip.

The invention conception of the electrostatic protection system, the method, the electronic device and the storage medium provided by the embodiment of the application is that the copper leakage wires are arranged in the PCB, so that static electricity is absorbed through the copper leakage wires, then the static electricity in the copper leakage wires is led into the capacitance module in a single direction through the switch, the storage of the static electricity is realized through the capacitance module, and the stability of the static voltage is improved. Then leading the static electricity into a system battery of the electronic product, realizing the release of the static electricity through a grounding end of the system battery, avoiding the static electricity from flowing into a system circuit of the electronic product, further avoiding the damage of the static electricity to a chip and improving the static protection capability of the electronic product.

An exemplary application scenario of the embodiments of the present application is described below.

The electrostatic protection system provided by the embodiment of the application can be integrated in an electronic product, the electronic product can be a terminal device, the embodiment of the application does not limit the specific type of the terminal device, and the terminal device can be a smart phone, a personal computer, a tablet computer, a wearable device, a vehicle-mounted terminal, a monitoring device, a camera and the like. Fig. 1 is a diagram of an exemplary application scenario provided in an embodiment of the present application, as shown in fig. 1, when a user uses a terminal device 10 (a smart phone), static electricity may be generated due to rubbing of a screen by a dry finger, or due to rubbing of a mobile phone in a bag, a pocket, or the like. The performance of the terminal equipment is seriously affected by the existence of static electricity, so that the terminal equipment needs to be protected from the static electricity.

Fig. 2 is a schematic structural diagram of an electrostatic protection system according to an embodiment of the present application, and as shown in fig. 2, the electrostatic protection system according to the embodiment of the present application may include: PCB, electric capacity module and first switch.

The PCB is arranged between an outer frame and an inner frame of the PCB, the copper leakage wire is connected with the input end of the capacitor module through the first switch, and the output end of the capacitor module is used for being connected with a system battery. The copper leakage wire is used for absorbing static electricity and guiding the static electricity into the first switch; the first switch is used for guiding static electricity in the copper leakage wiring into the capacitor module in a one-way mode; the capacitance module is used for storing static electricity and guiding the static electricity into the system battery so as to discharge the static electricity.

The inner frame of the PCB is made of insulating materials, static electricity enters the copper leakage wiring through the outer frame, the copper leakage wiring absorbs the static electricity entering the outer frame, the static electricity is led into the capacitor module through the first switch, and the static electricity can be prevented from entering a system circuit in the terminal equipment PCB. The electric capacity module absorbs static and stores static, and the voltage that static produced is high pressure in the twinkling of an eye usually, through leading-in the electric capacity module with static, can be with high pressure in the twinkling of an eye conversion low pressure into through the electric capacity module, improves the stability of static. Static electricity is led into the system battery after passing through the capacitor module, and can be released through the system battery, so that the static electricity is further prevented from entering a system circuit in the terminal equipment PCB, and the system stability is improved.

The embodiment of the application does not limit the types, models, sizes and the like of the PCBs. The circuit structure of the first switch is not limited in the embodiments of the present application, as long as the first switch can control the unidirectional flow of the charge. In one possible embodiment, the first switch comprises a diode; the anode of the diode is connected with the copper leakage wire, and the cathode of the diode is connected with the input end of the capacitor module. In the embodiment of the application, the diode is used as the first switch, the anode of the diode is connected with the copper leakage wire, the cathode of the diode is connected with the input end of the capacitor module, the one-way flow of static electricity from the copper leakage wire to the capacitor module is ensured, the circuit complexity of a system can be reduced, and the system cost is reduced.

The capacitor module comprises a capacitor, and the embodiment of the application does not limit the type and the capacity of the capacitor.

In a possible implementation manner, the PCB may have a larger size or the usage scenario of the electronic product is more easily subjected to electrostatic interference, and in the electrostatic protection system provided in the embodiment of the present application, the electrostatic discharge capability of the PCB may be improved by arranging the plurality of first switches and the plurality of capacitor modules. For example, the electrostatic protection system provided in the embodiment of the present application includes two first switches and two capacitor modules, the first switch 1 may be connected to the capacitor module 1, the first switch 2 is connected to the capacitor module 2, and the connection manner between the first switch and the capacitor module and other electronic devices is not changed.

In the embodiment of the application, the copper leakage wiring is arranged in the PCB, the copper leakage wiring is used for absorbing static electricity, the static electricity in the copper leakage wiring is led into the capacitance module in a single direction through the first switch, the storage of the static electricity is realized, the static electricity is led into the system battery, the static electricity is released, the static electricity is prevented from flowing into the system circuit, the damage of the static electricity to the chip is avoided, and the static electricity protection capability of an electronic product is improved.

Based on the embodiment shown in fig. 2, fig. 3 is a schematic structural diagram of an electrostatic protection system according to another embodiment of the present application, and as shown in fig. 3, the electrostatic protection system according to the embodiment of the present application may further include a controller and a second switch.

The input end of the second switch is connected with the output end of the capacitor module, and the first output end of the second switch is used for being connected with a system battery. The controller is connected with the capacitor module and the second switch respectively, and is used for monitoring the electric charge amount of the capacitor module, and if the electric charge amount of the capacitor module reaches a preset threshold value, the first output end of the second switch is controlled to be connected with the system battery.

The embodiment of the application does not limit the specific circuit structure of the second switch, and does not limit the type of the controller. The input end of the second switch is connected with the output end of the capacitor module, the first output end of the second switch is used for being connected with the system battery, and charges in the capacitor module can be led into the system battery through the second switch so as to release the charges in the capacitor module. In order to further improve the system stability and avoid the frequent introduction of the charges of the capacitor module into the system battery, the embodiment of the application monitors the charge amount of the capacitor module through the controller, and controls the conduction of the first output end of the second switch and the system battery when the charge amount of the capacitor module reaches the preset threshold value, so as to release the charges in the capacitor module through the system battery.

In the embodiment of the application, the capacitor module and the system battery are connected through the second switch, the charge amount of the capacitor module is monitored through the controller, the second switch is controlled to be conducted with the system battery when the charge amount reaches the preset threshold value, static electricity in the capacitor module is released through the system battery, and stability of an electronic product is improved.

On the basis of any one of the embodiments shown in fig. 2 or fig. 3, fig. 4 is a schematic structural diagram of an electrostatic protection system provided in another embodiment of the present application, and as shown in fig. 4, the second switch of the electrostatic protection system provided in the embodiment of the present application may further include a second output terminal.

A second output end of the second switch is connected with a charging interface of the system, and the charging interface is connected with the controller; the controller is used for monitoring the working state of the charging interface, and if the working state of the charging interface is a connection state, the second output end of the second switch is controlled to be connected with the charging interface.

The terminal device usually includes a charging interface for charging the terminal device, and when the terminal device is charged through the charging interface, the charge in the capacitor module can be released through a charging wire or other charging devices. Based on this, the electrostatic protection system that this application embodiment provided is used for being connected with the interface that charges of system through the second output of second switch to through the operating condition of controller monitoring interface that charges, when the operating condition of the interface that charges is connected state, control the second output of second switch and charge the interface and switch on, in order to realize releasing static through the charging equipment. In another possible implementation manner, if the working state of the charging interface is the disconnection state, the second output terminal of the second switch may be controlled to be disconnected from the charging interface.

In the embodiment of the application, the second output end of the second switch is connected with the charging interface of the system, the controller monitors the working state of the charging interface, and when the working state of the charging interface is the connection state, namely, when the charging interface is connected with a charging device, the second output end of the second switch is controlled to be connected with the charging interface, so that static electricity in the capacitor module is released through the charging interface, and the fact that the static electricity cannot flow into a system circuit of an electronic product is further guaranteed.

On the basis of any of the embodiments shown in fig. 2-4, fig. 5 is a schematic structural diagram of a second switch provided in another embodiment of the present application, and as shown in fig. 5, the second switch includes a first NMOS transistor and a second NMOS transistor.

The drain electrode of the first NMOS tube and the drain electrode of the second NMOS tube are respectively connected with the output end of the capacitor module, the grid electrode of the first NMOS tube and the grid electrode of the second NMOS tube are respectively connected with the controller, the source electrode of the first NMOS tube is connected with the system battery, and the source electrode of the second NMOS tube is connected with the charging interface.

The source electrode of the first NMOS tube is a first output end of the second switch, the source electrode of the second NMOS tube is a second output end of the second switch, and the level signal input to the grid electrode of the first NMOS tube and the level signal input to the grid electrode of the second NMOS tube are controlled by the controller, so that the first output end and the second output end of the second switch can be respectively controlled to be switched on or switched off. In a possible implementation manner, if the controller inputs a high-level signal to the gate of the first NMOS transistor, the first NMOS transistor is conducted with the system battery; if the controller inputs a low level signal to the grid electrode of the first NMOS tube, the first NMOS tube and the system battery are cut off. If the controller inputs a high-level signal to the grid electrode of the second NMOS tube, the second NMOS tube is conducted with the charging interface; if the controller inputs a low level signal to the grid electrode of the second NMOS tube, the second NMOS tube and the charging interface are cut off.

It should be noted that the schematic structural diagram of the second switch shown in fig. 5 is only one possible implementation, and the embodiment of the present application is not limited thereto. In addition, by adopting the second switch shown in fig. 5, the structure is simple, and the cost of the electrostatic protection system is lower.

The following is an embodiment of the method of the present application, which may be performed by the electrostatic protection system provided in the embodiment of the present application. For details which are not disclosed in the embodiments of the present application, please refer to the embodiments of the present application.

Fig. 6 is a schematic flowchart of an electrostatic protection method according to an embodiment of the present application, where the method may be implemented by a controller in an electrostatic protection system according to an embodiment of the present application, and as shown in fig. 6, the electrostatic protection method according to an embodiment of the present application may include:

step S101: and monitoring whether the charge quantity of the capacitor module reaches a preset threshold value.

The specific value of the preset threshold is not limited in the embodiment of the present application, and for example, the preset threshold may be set according to the charge capacity of the capacitor module, for example, the preset threshold is the charge capacity of the capacitor module or is smaller than the charge capacity of the capacitor module. The embodiment of the application does not limit the specific implementation manner of the controller for monitoring the charge amount of the capacitor module.

Step S102: and if the charge quantity of the capacitor module reaches a preset threshold value, controlling the first output end of the second switch to be conducted with the system battery so as to release static electricity through the system battery.

When the charge amount of the capacitor module reaches the preset threshold value, the controller controls the first output end of the second switch to be connected with the system battery, so that static electricity is released through the system battery, and the situation that the capacitor module cannot absorb the static electricity and the static electricity protection effect is poor due to the fact that the charge amount of the capacitor module is too high or the charge amount of the capacitor module is full and the capacitor module continues to guide the static electricity in the copper leakage wiring is prevented.

The specific implementation manner of controlling whether the first output end of the second switch is conducted with the system battery by the controller is not limited, and may be determined according to the circuit structure of the second switch. Taking the second switch shown in fig. 5 as an example, the controller controls the first output terminal of the second switch to be conducted with the system battery by inputting a high-level signal to the gate of the first NMOS transistor of the second switch.

In a possible implementation manner, on the basis of the embodiment shown in fig. 6, the electrostatic protection system provided in the embodiment of the present application may further include: and monitoring the working state of a charging interface of the system. And if the working state of the charging interface is a connection state, controlling the second output end of the second switch to be connected with the charging interface so as to release static electricity through the charging interface.

For convenience of introduction, fig. 7 is a flowchart illustrating an electrostatic protection method according to another embodiment of the present application, and as shown in fig. 7, in the electrostatic protection method according to the embodiment of the present application, by acquiring the charge amount of the capacitor module and the working state of the charging interface, when the working state of the charging interface is determined to be the connection state, regardless of whether the charge amount of the capacitor module reaches a preset threshold, the second output terminal of the second switch is controlled to be connected with the charging interface, static electricity is released through the charging interface, and static electricity is reduced to be released through the system battery, so that stability of the terminal device can be improved. If the working state of the charging interface is not the connection state through judgment, whether the charge quantity of the capacitor module reaches a preset threshold value or not is judged, if the charge quantity of the capacitor module reaches the preset threshold value, the first output end of the second switch is controlled by the controller to be conducted with the system battery, whether the system battery is static or not is judged, if the charge quantity does not reach the preset threshold value, the controller continues to acquire the charge quantity of the capacitor module and the working state of the charging interface, the steps are circulated, and the electrostatic protection of the electronic equipment is realized.

An electrostatic protection device provided in an embodiment of the present application is configured to execute an electrostatic protection method provided in the embodiment of the present application, fig. 8 is a schematic flowchart of the electrostatic protection device provided in the embodiment of the present application, and as shown in fig. 8, the electrostatic protection device provided in the embodiment of the present application may include a monitoring module 81 and a control module 82.

The monitoring module 81 is configured to monitor whether the charge amount of the capacitor module reaches a preset threshold; the control module 82 is configured to control the first output terminal of the second switch to be connected to the system battery if the charge amount of the capacitor module reaches a preset threshold, so as to release static electricity through the system battery.

In a possible implementation manner, based on the embodiment shown in fig. 8, further, an electrostatic protection system provided by another embodiment of the present application,

the monitoring module 81 is also used for monitoring the working state of the charging interface of the system.

The control module 82 is further configured to control the second output terminal of the second switch to be connected with the charging interface if the working state of the charging interface is the connection state, so as to release static electricity through the charging interface.

The embodiments provided in this application are merely schematic, and the module division in fig. 8 is only one logic function division, and there may be another division manner in actual implementation. For example, multiple modules may be combined or may be integrated into another system. The coupling of the various modules to each other may be through interfaces that are typically electrical communication interfaces, but mechanical or other forms of interfaces are not excluded. Thus, modules described as separate components may or may not be physically separate, may be located in one place, or may be distributed in different locations on the same or different devices.

In addition, an embodiment of the present application further provides a computer-readable storage medium, in which computer-executable instructions are stored, and when at least one processor of the user equipment executes the computer-executable instructions, the user equipment performs the above possibilities.

Computer-readable media includes both computer storage media and communication media including any medium that facilitates transfer of a computer program from one place to another. A storage media may be any available media that can be accessed by a general purpose or special purpose computer. An exemplary storage medium is coupled to the processor such the processor can read information from, and write information to, the storage medium. Of course, the storage medium may also be integral to the processor. The processor and the storage medium may reside in an ASIC. Additionally, the ASIC may reside in user equipment. Of course, the processor and the storage medium may reside as discrete components in a communication device.

Those of ordinary skill in the art will understand that: all or a portion of the steps of implementing the embodiments described above may be performed by hardware associated with program instructions. The program may be stored in a computer-readable storage medium. When executed, the program performs the steps comprising the above embodiments; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.