CN107453455B - Charging method and system of mobile terminal - Google Patents
Charging method and system of mobile terminal Download PDFInfo
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
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Abstract
The invention discloses a charging method and a charging system of a mobile terminal, wherein the charging method comprises the following steps: acquiring an electric energy output parameter of the charging equipment; controlling a charging path of the mobile terminal corresponding to the electric energy output parameter to be connected with the charging equipment; and charging the mobile terminal through the mobile terminal charging path. The invention realizes that the mobile terminal can automatically select the corresponding charging path for charging according to the electric energy output parameters of different charging equipment when being matched with various charging equipment for charging, reduces the safety risk and simultaneously improves the problem of low charging efficiency of non-standard charging equipment.
Description
Technical Field
The present invention relates to the field of mobile terminal charging, and in particular, to a charging method and system for a mobile terminal.
Background
With the progress of science and technology, smart phones have been developed greatly, so that smart phones have better performance and better user experience. All functions of the mobile phone can be realized without opening a power management system of the mobile phone, the power management system is based on a battery, and various existing mobile phone factories propose mobile phone charging schemes of the mobile phone, such as QC2.0/QC3.0 (high-pass fast charging protocol 2.0) which is high-pass, PE +2.0 (boost charging protocol 2.0) and PE3.0 of the co-distribution department, VOOC (OPPO flash charging protocol) of OPPO, simui FCP (fast charging protocol) and SFCP (spread spectrum fast charging protocol) of spread spectrum, and the like. The implementation of the above charging scheme depends on platform technology on one hand, and on the other hand, a specific charger is not separated. Since charging schemes are developed individually and are not universal to each other, there are many types of chargers on the market. Although all the chargers are USB (universal serial bus) interface, if they are used with each other, there is a great risk that, if the high-voltage charger supplies power to the low-voltage charging path, the path may be burned out, the low-voltage charger may not work if it supplies power to the high-voltage charging path, the high-current charger supplies power to the low-current charging path, the device life may be affected, the low-current charger supplies power to the high-current charging path, the efficiency is too low, and even some poor chargers that do not meet the specification may seriously damage or burn out the mobile phone. In addition, due to the difference of power grids in various national regions and the limitation of special scenes, some terminal users can use some unconventional chargers, the output voltage of the chargers is from several volts to dozens of volts, and great risk can be brought if the charging scenes of the chargers cannot be reasonably processed.
Disclosure of Invention
The invention provides a charging method and a charging system of a mobile terminal, aiming at overcoming the defect that the charging efficiency is low or the mobile terminal is damaged because a mobile terminal cannot be completely adapted to different charging equipment when the mobile terminal is connected into the different charging equipment in the prior art.
The invention solves the technical problems through the following technical scheme:
a charging method of a mobile terminal includes:
acquiring an electric energy output parameter of the charging equipment;
controlling a charging path of the mobile terminal corresponding to the electric energy output parameter to be connected with the charging equipment;
and charging the mobile terminal through the mobile terminal charging path.
Optionally, the step of obtaining the electric energy output parameter of the charging device specifically includes:
different handshake requests corresponding to different electric energy output parameters are sequentially sent to the charging equipment;
receiving a feedback signal of the charging device; the feedback signal corresponds to the response of the target handshake request in the different handshake requests;
and obtaining the electric energy output parameter of the charging equipment according to the feedback signal.
Optionally, after sending different handshake requests corresponding to different power output parameters to the charging device in sequence, the step of obtaining the power output parameters of the charging device further includes:
detecting whether the charging equipment sends the feedback signal or not, if so, executing a step of receiving the feedback signal of the charging equipment responding to the target handshake request; if not, executing the following steps:
connecting the charging equipment with a load arranged in the mobile terminal;
adjusting the size of the load and acquiring a voltage value and/or a current value output by the charging equipment;
and obtaining the electric energy output parameter of the charging equipment according to the voltage value and/or the current value.
Optionally, the mobile terminal charging path includes a direct path, a step-down path, and a step-up path, and the step of controlling the connection between the mobile terminal charging path corresponding to the electric energy output parameter and the charging device specifically includes:
detecting the electric energy output parameter;
if the electric energy output parameter is within a preset threshold range, switching and connecting the direct path to charge the mobile terminal; the threshold range is from the minimum power acceptance threshold of the mobile terminal to the maximum power acceptance threshold of the mobile terminal;
if the electric energy output parameter is larger than the maximum electric energy receiving threshold, switching and connecting the voltage reduction path, and adjusting the electric energy output parameter to be within the threshold range so as to charge the mobile terminal;
if the electric energy output parameter is smaller than the minimum electric energy acceptance threshold value, switching and connecting the boosting path, and adjusting the electric energy output parameter to be within the threshold value range so as to charge the mobile terminal.
Optionally, after obtaining the electric energy output parameter of the charging device, the charging method further includes:
judging whether the electric energy output parameter is larger than a preset limit electric energy receiving threshold value or not, and if so, cutting off the connection between the charging equipment and the mobile terminal; wherein the limit power acceptance threshold is greater than the maximum power acceptance threshold.
A charging system of a mobile terminal comprises a detection module, a path switching module and a charging module;
the detection module is used for acquiring the electric energy output parameters of the charging equipment;
the path switching module is used for controlling a mobile terminal charging path corresponding to the electric energy output parameter to be connected with the charging equipment;
the charging module is used for charging the mobile terminal through the mobile terminal charging path by using the charging equipment.
Optionally, the detection module comprises an identification module;
the identification module is used for sequentially sending different handshake requests corresponding to different electric energy output parameters to the charging equipment and receiving a feedback signal of the charging equipment; the feedback signal corresponds to the response of the target handshake request in the different handshake requests;
the detection module is further used for obtaining an electric energy output parameter of the charging equipment according to the feedback signal.
Optionally, the detecting module further comprises a detecting module;
the identification module is further used for sending a trigger signal to the detection module when the feedback signal of the charging equipment responding to the target handshake request is not received;
the detection module is used for connecting the charging equipment with a load arranged in the detection module according to the trigger signal and acquiring a voltage value and/or a current value output by the charging equipment by adjusting the size of the load;
the detection module is further used for obtaining an electric energy output parameter of the charging equipment according to the voltage value and/or the current value.
Optionally, the mobile terminal charging path includes a pass-through path, a buck path, and a boost path;
the path switching module is also used for detecting the electric energy output parameters;
when the electric energy output parameter is within a preset threshold range, switching and connecting the through path and calling the charging module; the threshold range is from the minimum power acceptance threshold of the mobile terminal to the minimum power acceptance threshold of the mobile terminal;
when the electric energy output parameter is larger than the maximum electric energy receiving threshold, switching and connecting the voltage reduction path, adjusting the electric energy output parameter to be within the threshold range, and calling the charging module;
when the electric energy output parameter is smaller than the minimum electric energy acceptance threshold value, the boosting path is switched and connected, the electric energy output parameter is adjusted to be within the threshold value range, and the charging module is called.
Optionally, the charging system further includes an overvoltage protection module, where the overvoltage protection module is configured to cut off connection between the charging device and the mobile terminal when detecting that the power output parameter is greater than a preset limit power receiving threshold; wherein the limit power acceptance threshold is greater than the maximum power acceptance threshold.
The positive progress effects of the invention are as follows: when the mobile terminal is matched with various charging devices for charging, the corresponding charging path can be automatically selected for charging according to the electric energy output parameters of different charging devices, so that the safety risk is reduced, and the problem of low charging efficiency of non-standard charging devices is solved.
Drawings
Fig. 1 is a flowchart of a charging method of a mobile terminal according to embodiment 1 of the present invention.
Fig. 2 is a flowchart of acquiring an electric energy output parameter of a charging device in a charging method of a mobile terminal according to embodiment 2 of the present invention.
Fig. 3 is a flowchart of acquiring an electric energy output parameter of a charging device in a charging method of a mobile terminal according to embodiment 3 of the present invention.
Fig. 4 is a flowchart illustrating a method for charging a mobile terminal according to embodiment 4 of the present invention, where the method controls a charging path of the mobile terminal corresponding to an electric energy output parameter to be connected to a charging device.
Fig. 5 is a flowchart of a charging method of a mobile terminal according to embodiment 5 of the present invention.
Fig. 6 is a block diagram of a charging system of a mobile terminal according to embodiment 6 of the present invention.
Fig. 7 is a block diagram of a charging system of a mobile terminal according to embodiment 7 of the present invention.
Fig. 8 is a block diagram of a charging system of a mobile terminal according to embodiment 8 of the present invention.
Fig. 9 is a block diagram of a charging system of a mobile terminal according to embodiment 9 of the present invention.
Fig. 10 is a block diagram of a charging system of a mobile terminal according to embodiment 10 of the present invention.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.
Example 1
A charging method of a mobile terminal, as shown in fig. 1 specifically, the charging method includes the following steps:
and step 130, the charging equipment charges the mobile terminal through the mobile terminal charging path.
In the embodiment, when the mobile terminal is adapted to various charging devices for charging, the corresponding charging path can be automatically selected for charging according to the electric energy output parameters of different charging devices, so that the safety risk is reduced, and the problem of low charging efficiency of non-standard charging devices is solved.
Example 2
On the basis of embodiment 1, as shown in fig. 2 in particular, a possible implementation manner of step 110 is provided:
step 110-1, sending different handshake requests corresponding to different electric energy output parameters to the charging equipment in sequence;
step 110-2, receiving a feedback signal of the charging device; the feedback signal corresponds to the response of the target handshake request in different handshake requests;
and step 110-3, obtaining an electric energy output parameter of the charging equipment according to the feedback signal.
The execution subjects of the step 110-1, the step 110-2 and the step 110-3 are all mobile terminals.
In this embodiment, when the mobile terminal is connected to the charging device, the mobile terminal itself stores various intelligent charging protocols and electric energy output parameters of the charging device of a corresponding type, and if it is identified through handshaking that the charging device is of a certain type supported by the mobile terminal, the mobile terminal directly learns the electric energy output parameters of the connected charging device, and then selects a corresponding charging path of the mobile terminal according to the electric energy output parameters to connect with the charging device to complete a charging process of the mobile terminal.
Or, the handshake process may also be replaced by a unidirectional trigger process, for example, when a certain charging device is connected to the mobile terminal, the charging device actively sends a type of information to the mobile terminal through the communication interface, and the mobile terminal may determine that the charging device belongs to a certain medium type supported by the mobile terminal according to the type of information, and then the mobile terminal may determine an electric energy output parameter of the accessed charging device, and further select a corresponding charging path of the mobile terminal according to the electric energy output parameter to connect with the charging device to complete a charging process of the mobile terminal. And then improve the interactive efficiency of mobile terminal and battery charging outfit.
Example 3
On the basis of embodiment 2, as shown in fig. 3 in particular, another possible implementation manner of step 110 is provided, and after step 110-1, the method further includes:
step 110-11, detecting whether the charging equipment sends a feedback signal, if so, executing step 110-2; if not, executing the following steps:
step 110-12, connecting the charging equipment with a load arranged in the mobile terminal;
step 110-13, adjusting the size of a load and acquiring a voltage value and/or a current value output by the charging equipment;
and 110-14, obtaining the electric energy output parameter of the charging equipment according to the voltage value and/or the current value.
The execution subjects of the step 110-11, the step 110-12, the step 110-13 and the step 110-14 are all mobile terminals.
In this embodiment, after the mobile terminal is connected to the charging device, if it cannot be identified that the charging device belongs to a certain type supported by the mobile terminal through handshake identification, the mobile terminal may try to perform automatic adjustment, and simulate a charging process of the mobile terminal by changing a size of a load in the mobile terminal to obtain an actual output voltage value and a current value of the charging device, so as to obtain an electric energy output parameter of the charging device, and further select a corresponding charging path of the mobile terminal according to the electric energy output parameter to connect with the charging device, thereby completing the charging process of the mobile terminal.
Example 4
On the basis of embodiment 1, as shown in fig. 4 in particular, the mobile terminal charging path includes a direct path, a buck path, and a boost path, which provides one possible implementation manner of step 120:
step 120-1, detecting an electric energy output parameter;
if the electric energy output parameter is within the preset threshold range, executing the step 120-2; the threshold range is from the minimum electric energy acceptance threshold of the mobile terminal to the maximum electric energy acceptance threshold of the mobile terminal;
step 120-2, switching a connection direct path to charge the mobile terminal;
if the power output parameter is greater than the maximum power receiving threshold, executing step 120-3:
step 120-3, switching connection voltage reduction paths, and adjusting the electric energy output parameters to be within a threshold range to charge the mobile terminal;
if the power output parameter is smaller than the minimum power receiving threshold, executing step 120-4:
and 120-4, switching and connecting the boosting path, and adjusting the electric energy output parameter to be within a threshold range so as to charge the mobile terminal.
The way of mobile terminal routing is illustrated below as a specific example, where a conventional mobile terminal 5V charging scheme is chosen:
scene one: when the standard charger is inserted, the charging path of the mobile terminal is switched to a direct path, and a normal charging process is carried out;
scene two: when the high-voltage charger is inserted, the charging path of the mobile terminal is switched to the voltage reduction path, and the standard 5V voltage is output in a voltage reduction mode. Then, the output current of the voltage reduction circuit can be properly regulated, and efficient charging is realized.
Scene three: when the low-voltage charger is inserted, the charging path of the mobile terminal is switched to the boosting path, so that the standard 5V voltage is output, the output current capability of the charging equipment can be further limited, and the large-current damage is avoided.
The execution subjects of step 120-1, step 120-2, step 120-3 and step 120-4 are all mobile terminals.
In this embodiment, after the electric energy output parameter of the charging device is acquired, the acquired electric energy output parameter of the charging device is compared with the charging characteristic of the mobile terminal, and a corresponding charging path of the mobile terminal is selected according to different electric energy output parameters for charging.
Example 5
On the basis of embodiment 1, as shown in fig. 5 in detail, after step 110, the charging method further includes:
if not, go to step 120. Wherein the limit power acceptance threshold is greater than the maximum power acceptance threshold.
In this embodiment, when the obtained electric energy output parameter of the charging device exceeds the range supported by the mobile terminal, the charging path of the mobile terminal is automatically disconnected. And whether the charging equipment is damaged or not can be judged through the electric energy output parameters, and if the charging equipment is damaged, the charging path of the mobile terminal is also automatically disconnected.
Example 6
Based on the embodiments of the charging methods of the mobile terminals given in the embodiments, the present invention further provides a charging system of a mobile terminal, configured to execute the steps of the methods to achieve corresponding technical effects, specifically as shown in fig. 6, the charging system includes a detection module 1, a path switching module 2, and a charging module 3;
the detection module 1 is used for acquiring an electric energy output parameter of the charging equipment;
the path switching module 2 is used for controlling a mobile terminal charging path corresponding to the electric energy output parameter to be connected with the charging equipment;
the charging module 3 is configured to charge the mobile terminal through the mobile terminal charging path by using the charging device.
In the embodiment, when the mobile terminal is adapted to various charging devices for charging, the detection module can acquire the electric energy output parameters of the charging devices, and then the path switching module automatically selects the corresponding charging path for charging according to the electric energy output parameters of different charging devices, so that the safety risk is reduced, and the problem of low charging efficiency of non-standard charging devices is solved. The charging module is a charging circuit in the traditional mobile terminal, and the detection module and the path switching module are added in front of the charging module, so that charging through different mobile terminal charging paths is realized.
Example 7
On the basis of embodiment 6, as shown in fig. 7 in particular, the detecting module 1 includes an identifying module 11;
the identification module 11 is configured to sequentially send different handshake requests corresponding to different power output parameters to the charging device, and is further configured to receive a feedback signal of the charging device; the feedback signal corresponds to the response of the target handshake request in the different handshake requests;
the detection module 1 is further configured to obtain an electric energy output parameter of the charging device according to the feedback signal.
In this embodiment, when the mobile terminal is connected to the charging device, the mobile terminal itself stores various intelligent charging protocols and electric energy output parameters of the charging device of a corresponding type, if the identification module identifies whether the charging device is of a certain type supported by the mobile terminal by a hand, if so, the detection module directly obtains the electric energy output parameters of the connected charging device, and then the path switching module selects a corresponding charging path of the mobile terminal according to the electric energy output parameters to connect with the charging device, thereby completing the charging process of the mobile terminal.
Example 8
On the basis of embodiment 7, as shown in fig. 8 in particular, the detecting module 1 further includes a detecting module 12;
the identification module 11 is further configured to send a trigger signal to the detection module 12 when the feedback signal of the charging device responding to the target handshake request is not received;
the detection module 12 is configured to connect the charging device with a load disposed in the detection module 1 according to the trigger signal, and obtain a voltage value and/or a current value output by the charging device by adjusting the size of the load;
the detection module 1 is further configured to obtain an electric energy output parameter of the charging device according to the voltage value and/or the current value.
In this embodiment, after the mobile terminal is connected to the charging device, if the identification module cannot identify that the charging device belongs to a certain type supported by the mobile terminal through handshake identification, the detection module tries to automatically adjust the charging device, and simulates a charging process of the mobile terminal by changing the size of a load in the mobile terminal, so as to obtain an actual output voltage value and a current value of the charging device, thereby obtaining an electric energy output parameter of the charging device, and further the path switching module selects a corresponding charging path of the mobile terminal according to the electric energy output parameter to connect with the charging device, so as to complete the charging process of the mobile terminal.
Example 9
On the basis of embodiment 6, as shown in fig. 9 in particular, the mobile terminal charging path includes a through path 21, a buck path 22, and a boost path 23;
the path switching module 2 is further configured to detect the electric energy output parameter;
when the electric energy output parameter is within a preset threshold range, switching and connecting the through path 21 and calling the charging module 3; the threshold range is from the minimum power acceptance threshold of the mobile terminal to the minimum power acceptance threshold of the mobile terminal;
when the electric energy output parameter is larger than the maximum electric energy receiving threshold, switching and connecting the voltage reduction path 22, adjusting the electric energy output parameter to be within the threshold range, and calling the charging module 3;
when the electric energy output parameter is smaller than the minimum electric energy acceptance threshold value, the boosting path 23 is switched and connected, the electric energy output parameter is adjusted to be within the threshold value range, and the charging module 3 is called.
In this embodiment, after the electric energy output parameter of the charging device is acquired, the path switching module compares the acquired electric energy output parameter of the charging device with the charging characteristic of the mobile terminal itself, and selects a corresponding charging path of the mobile terminal for charging according to different electric energy output parameters.
Example 10
On the basis of embodiment 9, specifically as shown in fig. 10, the charging system further includes an overvoltage protection module 4, where the overvoltage protection module 4 is configured to cut off connection between the charging device and the mobile terminal when it is detected that the electric energy output parameter is greater than a preset limit electric energy receiving threshold; wherein the limit power acceptance threshold is greater than the maximum power acceptance threshold.
In this embodiment, when the obtained electric energy output parameter of the charging device exceeds the range supported by the mobile terminal, the overvoltage protection module may automatically disconnect the mobile terminal from the charging device, thereby damaging the charging circuit and the back-stage system of the mobile terminal.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (6)
1. A charging method of a mobile terminal, the charging method comprising:
acquiring an electric energy output parameter of the charging equipment;
controlling a charging path of the mobile terminal corresponding to the electric energy output parameter to be connected with the charging equipment;
charging the mobile terminal through the mobile terminal charging path;
the step of obtaining the electric energy output parameter of the charging device specifically comprises:
different handshake requests corresponding to different electric energy output parameters are sequentially sent to the charging equipment;
receiving a feedback signal of the charging device; the feedback signal corresponds to the response of the target handshake request in the different handshake requests;
obtaining an electric energy output parameter of the charging equipment according to the feedback signal;
after different handshake requests corresponding to different electric energy output parameters are sent to the charging device in sequence, the step of obtaining the electric energy output parameters of the charging device further includes:
detecting whether the charging equipment sends the feedback signal or not, if so, executing a step of receiving the feedback signal of the charging equipment responding to the target handshake request; if not, executing the following steps:
connecting the charging equipment with a load arranged in the mobile terminal;
adjusting the size of the load and acquiring a voltage value and/or a current value output by the charging equipment;
and obtaining the electric energy output parameter of the charging equipment according to the voltage value and/or the current value.
2. The charging method according to claim 1, wherein the mobile terminal charging path includes a through path, a buck path, and a boost path, and the step of controlling the connection of the mobile terminal charging path corresponding to the power output parameter to the charging device specifically includes:
detecting the electric energy output parameter;
if the electric energy output parameter is within a preset threshold range, switching and connecting the direct path to charge the mobile terminal; the threshold range is from the minimum power acceptance threshold of the mobile terminal to the maximum power acceptance threshold of the mobile terminal;
if the electric energy output parameter is larger than the maximum electric energy receiving threshold, switching and connecting the voltage reduction path, and adjusting the electric energy output parameter to be within the threshold range so as to charge the mobile terminal;
if the electric energy output parameter is smaller than the minimum electric energy acceptance threshold value, switching and connecting the boosting path, and adjusting the electric energy output parameter to be within the threshold value range so as to charge the mobile terminal.
3. The charging method of claim 2, wherein after obtaining the power output parameter of the charging device, the charging method further comprises:
judging whether the electric energy output parameter is larger than a preset limit electric energy receiving threshold value or not, and if so, cutting off the connection between the charging equipment and the mobile terminal; wherein the limit power acceptance threshold is greater than the maximum power acceptance threshold.
4. A charging system of a mobile terminal is characterized by comprising a detection module, a path switching module and a charging module;
the detection module is used for acquiring the electric energy output parameters of the charging equipment;
the path switching module is used for controlling a mobile terminal charging path corresponding to the electric energy output parameter to be connected with the charging equipment;
the charging module is used for charging the mobile terminal through the charging path of the mobile terminal by using the charging equipment;
the detection module comprises an identification module;
the identification module is used for sequentially sending different handshake requests corresponding to different electric energy output parameters to the charging equipment and receiving a feedback signal of the charging equipment; the feedback signal corresponds to the response of the target handshake request in the different handshake requests;
the detection module is further used for obtaining an electric energy output parameter of the charging equipment according to the feedback signal;
the detection module also comprises a detection module;
the identification module is further used for sending a trigger signal to the detection module when the feedback signal of the charging equipment responding to the target handshake request is not received;
the detection module is used for connecting the charging equipment with a load arranged in the detection module according to the trigger signal and acquiring a voltage value and/or a current value output by the charging equipment by adjusting the size of the load;
the detection module is further used for obtaining an electric energy output parameter of the charging equipment according to the voltage value and/or the current value.
5. The charging system of claim 4, wherein the mobile terminal charging path comprises a pass-through path, a buck path, and a boost path;
the path switching module is also used for detecting the electric energy output parameters;
when the electric energy output parameter is within a preset threshold range, switching and connecting the through path and calling the charging module; the threshold range is from the minimum power acceptance threshold of the mobile terminal to the maximum power acceptance threshold of the mobile terminal;
when the electric energy output parameter is larger than the maximum electric energy receiving threshold, switching and connecting the voltage reduction path, adjusting the electric energy output parameter to be within the threshold range, and calling the charging module;
when the electric energy output parameter is smaller than the minimum electric energy acceptance threshold value, the boosting path is switched and connected, the electric energy output parameter is adjusted to be within the threshold value range, and the charging module is called.
6. The charging system according to claim 5, further comprising an overvoltage protection module for disconnecting the charging device from the mobile terminal when the power output parameter is detected to be greater than a preset limit power acceptance threshold; wherein the limit power acceptance threshold is greater than the maximum power acceptance threshold.
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| CN106786838A (en) * | 2016-11-11 | 2017-05-31 | 深圳天珑无线科技有限公司 | Charging system and method |
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| CN107453455A (en) | 2017-12-08 |
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