Charger output current control method and device with current jump waveform as signal

Abstract

The invention relates to a charger output current control method and device taking a current jump waveform as a signal. The method comprises the following steps: detecting a current signal output by a charger in real time; defining a signal segment of the current signal according to a preset segmentation threshold; and controlling the charger to output corresponding current according to the signal section. According to the technical scheme, the charger based on the current jump waveform as the communication signal is provided, communication lines do not need to be additionally added, the basic communication and charging functions can be achieved only by connecting the positive electrode and the negative electrode of the charger with the positive electrode and the negative electrode of the battery in a butt joint mode, and the charger is simple in structure, high in applicability and capable of being widely applied to various types of batteries.

Description

Technical Field

[0001] The present invention relates to the technical field of current control, and particularly to a method and system for controlling the output current of a charger using a current jump waveform as a signal, a readable storage medium, and a computer device. Background Art

[0002] When a charger is docked with a battery for charging, generally, to change the output current of the charger, it is usually necessary to additionally add a circuit for signal communication. The implementation of this signal communication requires adding corresponding hardware circuits at both the charger end and the battery end, which not only complicates the structure but also makes the software design more difficult and complex, increasing the development cost invisibly. Summary of the Invention

[0003] The present invention aims to solve at least one of the technical problems existing in the prior art or related technologies.

[0004] To this end, the object of the present invention is to provide a method and device for controlling the output current of a charger using a current jump waveform as a signal, which has a simple structure, strong applicability, and can be widely applied to various types of batteries.

[0005] To achieve the above object, a first aspect of the technical solution of the present invention provides a method for controlling the output current of a charger using a current jump waveform as a signal, including:

[0006] Real-time detecting the current signal output by the charger;

[0007] Defining signal segments of the current signal according to a preset segmented threshold;

[0008] Controlling the charger to output a corresponding current according to the signal segments.

[0009] In the above technical solution, preferably:

[0010] Real-time detecting the current signal output by the charger;

[0011] When the signal segments satisfy the following conditions:

[0012] The current signal that continuously changes and the output current of the charger is less than 150 mA and the output time is within 69 mS - 344 mS is defined as the initial segment; the current signal with the output current of the charger greater than 250 mA and the output time within 304 mS - 696 mS is defined as the data segment; the current signal that continuously changes and the output current of the charger is less than 150 mA and the output time is within 69 mS - 344 mS is defined as the end segment;

[0013] Controlling the output current of the charger to be 2 A according to the data segment.

[0014] In the above technical solution, preferably:

[0015] Real-time detect the current signal output by the charger;

[0016] When the signal segment satisfies the following conditions:

[0017] The current signal that continuously changes to the output current of the charger being less than 150 mA and the output time being between 69 mS and 344 mS is defined as the initial segment; the current signal with the output current of the charger being greater than 250 mA and the output time being between 712 mS and 1192 mS is defined as the data segment; the current signal with the output current of the charger being less than 150 mA and the output time being between 69 mS and 344 mS is defined as the end segment;

[0018] Control the output current of the charger to 3 A according to the data segment.

[0019] In the above technical solution, preferably:

[0020] Real-time detect the current signal output by the charger;

[0021] When the signal segment satisfies the following conditions:

[0022] The current signal that continuously changes to the output current of the charger being less than 150 mA and the output time being between 69 mS and 344 mS is defined as the initial segment; the current signal with the output current of the charger being greater than 250 mA and the output time being between 1208 mS and 2000 mS is defined as the data segment; the current signal with the output current of the charger being less than 150 mA and the output time being between 69 mS and 344 mS is defined as the end segment;

[0023] Control the output current of the charger to 4 A according to the data segment.

[0024] The technical solution of the second aspect of the present invention provides a charger output current control system using a current jump waveform as a signal, including:

[0025] A charger current detection module, which is configured to real-time detect the current signal output by the charger;

[0026] A current signal segment definition module, which is configured to define the signal segment of the current signal according to a preset segmentation threshold;

[0027] A charger current control module, which is configured to control the charger to output a corresponding current according to the signal segment.

[0028] The technical solution of the third aspect of the present invention provides a readable storage medium, on which a computer program is stored, and when the program is executed by a processor, the steps of the charger output current control method provided by the technical solution of the first aspect above, which uses a current jump waveform as a signal, are implemented.

[0029] The technical solution of the fourth aspect of the present invention provides a computer device, including a storage medium and a processor; the storage medium is used to store a computer program; the processor is used to execute the computer program to implement the steps of the charger output current control method provided by the technical solution of the first aspect above, which uses a current jump waveform as a signal.

[0030] The advantages of the charger output current control method and device provided by the present invention, which use a current jump waveform as a signal, compared with the prior art are as follows: The present invention provides a charger based on a current jump waveform as a communication signal. Without the need to additionally increase communication lines, just by connecting the positive and negative electrodes of the charger to the positive and negative electrodes of the battery, basic communication and charging functions can be achieved. Its structure is simple, and its applicability is strong, and it can be widely applied to various types of batteries. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] The above and / or additional aspects and advantages of the present invention will become obvious and easy to understand from the description of the embodiments in conjunction with the following drawings, where:

[0032] Figure 1 A flowchart showing the method involved in the embodiments of the present invention is shown;

[0033] Figure 2 A structural block diagram showing the system involved in the embodiments of the present invention is shown;

[0034] Figure 3 A schematic diagram showing the principle of the charger and the battery being docked for charging involved in the embodiments of the present invention is shown;

[0035] Figure 4 A schematic diagram showing the principle of using a current jump waveform as a signal involved in the embodiments of the present invention is shown. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0036] In order to be able to more clearly understand the above objects, features, and advantages of the present invention, the present invention will be further described in detail below in conjunction with the drawings and specific embodiments. It should be noted that, without conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

[0037] Many specific details are set forth in the following description in order to fully understand the present invention. However, the present invention can also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited to the limitations of the specific embodiments disclosed below.

[0038] AsFigure 1 , Figure 3 and Figure 4 As shown in Figure 3 and Figure 4 , a method for controlling the output current of a charger using a current jump waveform as a signal according to an embodiment of the present invention includes:

[0039] S1. Real-time detect the current signal output by the charger;

[0040] S2. Define the signal segments of the current signal according to preset segmented thresholds;

[0041] S3. Control the charger to output a corresponding current according to the signal segments.

[0042] In this embodiment, when the current output by the charger is greater than 250 mA, it is defined as a high level, and when the current is less than 150 mA, it is defined as a low level.

[0043] A method for controlling the output current of a charger using a current jump waveform as a signal according to another embodiment of the present invention includes:

[0044] Real-time detect the current signal output by the charger;

[0045] When the signal segments meet the following conditions:

[0046] The current signal that continuously changes to the current output by the charger being less than 150 mA and the output time being between 69 mS and 344 mS is defined as the initial segment; the current signal that the charger output current is greater than 250 mA and the output time is between 304 mS and 696 mS is defined as the data segment; the current signal that the charger output current is less than 150 mA and the output time is between 69 mS and 344 mS is defined as the end segment;

[0047] Control the output current of the charger to be 2 A according to the data segment.

[0048] A method for controlling the output current of a charger using a current jump waveform as a signal according to a third embodiment of the present invention includes:

[0049] Real-time detect the current signal output by the charger;

[0050] When the signal segments meet the following conditions:

[0051] The current signal that continuously changes to the current output by the charger being less than 150 mA and the output time being between 69 mS and 344 mS is defined as the initial segment; the current signal that the charger output current is greater than 250 mA and the output time is between 712 mS and 1192 mS is defined as the data segment; the current signal that the charger output current is less than 150 mA and the output time is between 69 mS and 344 mS is defined as the end segment;;

[0052] Control the output current of the charger to 3A according to the data segment.

[0053] The charger output current control method using the current jump waveform as a signal according to the fourth embodiment of the present invention includes:

[0054] Real-time detect the current signal output by the charger;

[0055] Define the current signal when the charger output current continuously changes to be less than 150mA and the output time is between 69mS - 344mS as the initial segment; define the current signal when the charger output current is greater than 250mA and the output time is between 1208mS and 2000mS as the data segment; define the current signal when the charger output current is less than 150mA and the output time is between 69mS - 344mS as the end segment;

[0056] Control the output current of the charger to 4A according to the data segment.

[0057] As Figures 2 to 4 shown, the charger output current control system 100 using the current jump waveform as a signal according to the fourth embodiment of the present invention includes:

[0058] The charger current detection module 10 is configured to real-time detect the current signal output by the charger;

[0059] The current signal segment definition module 20 is configured to define the signal segment of the current signal according to the preset segmentation threshold;

[0060] The charger current control module 30 is configured to control the charger to output the corresponding current according to the signal segment.

[0061] Based on the above as Figure 1 shown method, correspondingly, an embodiment of the present application also provides a computer-readable storage medium, on which a computer program is stored, and when the program is executed by a processor, it implements the steps of the charger output current control method using the current jump waveform as a signal in any of the above embodiments.

[0062] Based on such an understanding, the technical solution of the present application can be embodied in the form of a software product, and the software product can be stored in a non-volatile storage medium (which can be a CD-ROM, a USB flash drive, a mobile hard disk, etc.), including several instructions for causing a computer device (which can be a personal computer, a server, or a network device, etc.) to execute the methods in various implementation scenarios of the present application.

[0063] Based on the above as Figure 1 shown method, and Figure 2In the virtual device embodiment shown, to achieve the above object, an embodiment of the present application further provides a computer device, including a storage medium and a processor; the storage medium is used to store a computer program; the processor is used to execute the computer program to implement the steps of the charger output current control method using a current jump waveform as a signal in any of the above embodiments.

[0064] Optionally, the computer device may further include a user interface, a network interface, a camera, a radio frequency (RF) circuit, sensors, an audio circuit, a WI-FI module, and so on. The user interface may include a display screen (Display), an input unit such as a keyboard (Keyboard), etc. Optionally, the user interface may further include a USB interface, a card reader interface, etc. The network interface may optionally include a standard wired interface, a wireless interface (such as a Bluetooth interface, a WI-FI interface), etc.

[0065] Those skilled in the art can understand that the structure of a computer device provided in this embodiment does not constitute a limitation on the computer device, and it may include more or fewer components, or combine certain components, or have different component arrangements.

[0066] The storage medium may further include an operating system and a network communication module. The operating system is a program for managing and saving the hardware and software resources of the computer device, and supports the operation of information processing programs and other software and / or programs. The network communication module is used to implement communication between components inside the storage medium, as well as communication between other hardware and software in this entity device.

[0067] In the description of this specification, the descriptions of terms such as "an embodiment", "some embodiments", "specific embodiments", etc. mean that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or instance. Moreover, the specific features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples.

[0068] The above are only the preferred embodiments of the present invention and are not used to limit the present invention. For those skilled in the art, the present invention may have various changes and modifications. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A charger output current control method using a current jump waveform as a signal, characterized in that: include: Real-time detection of the current signal output by the charger; Defining a signal segment of the current signal according to a preset segmentation threshold; The charger is controlled to output a corresponding current according to the signal segment.

2. The charger output current control method using a current jump waveform as a signal according to claim 1, characterized in that: include: Real-time detection of the current signal output by the charger; When the signal segment meets the following conditions: The current signal continuously changes to the current signal of the charger output current less than 150mA and the output time being 69mS-344mS, which is defined as the initial segment; the current signal of the charger output current greater than 250mA and the output time being 304mS-696mS is defined as the data segment; the current signal of the charger output current less than 150mA and the output time being 69mS-344mS is defined as the end segment; The output current of the charger is controlled to be 2A according to the data segment.

3. The charger output current control method using a current jump waveform as a signal according to claim 1, characterized in that: include: Real-time detection of the current signal output by the charger; When the signal segment meets the following conditions: The current signal continuously changes to the current signal of the charger output current less than 150mA and the output time between 69mS-344mS, which is defined as the initial segment; the current signal of the charger output current greater than 250mA and the output time between 712mS-1192mS is defined as the data segment; the current signal of the charger output current less than 150mA and the output time between 69mS-344mS is defined as the end segment; The output current of the charger is controlled to be 3A according to the data segment.

4. The charger output current control method using a current jump waveform as a signal according to claim 1, characterized in that: include: Real-time detection of the current signal output by the charger; The current signal continuously changes to the current signal of the charger outputting less than 150mA and the output time being between 69mS-344mS, which is defined as the initial segment; the current signal of the charger outputting more than 250mA and the output time being between 1208mS and 2000mS, which is defined as the data segment; the current signal of the charger outputting less than 150mA and the output time being between 69mS-344mS, which is defined as the end segment; The output current of the charger is controlled to be 4A according to the data segment.

5. A charger output current control system using a current jump waveform as a signal, characterized in that: include: A charger current detection module is configured to detect the current signal output by the charger in real time; A current signal segment definition module, configured to define a signal segment of the current signal according to a preset segmentation threshold; The charger current control module is configured to control the charger to output a corresponding current according to the signal segment.

6. A readable storage medium, characterized in that: A computer program is stored thereon, and when the program is executed by a processor, the steps of the charger output current control method using a current jump waveform as a signal are implemented as described in any one of claims 1 to 4.

7. A computer device, characterized in that: It comprises a storage medium and a processor; the storage medium is used to store a computer program; the processor is used to execute the computer program to implement the steps of the charger output current control method using a current jump waveform as a signal as described in any one of claims 1 to 4.

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