CN112803525A - Electronic device and charging control method thereof - Google Patents
Electronic device and charging control method thereof Download PDFInfo
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- CN112803525A CN112803525A CN202011639311.4A CN202011639311A CN112803525A CN 112803525 A CN112803525 A CN 112803525A CN 202011639311 A CN202011639311 A CN 202011639311A CN 112803525 A CN112803525 A CN 112803525A
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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
- H02J7/0068—Battery or charger load switching, e.g. concurrent charging and load supply
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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
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
- H02J7/00714—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery charging or discharging current
- H02J7/00716—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery charging or discharging current in response to integrated charge or discharge current
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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
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
- H02J7/007182—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage
- H02J7/007186—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage obtained with the battery disconnected from the charge or discharge circuit
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The application provides electronic equipment and a charging control method thereof, and relates to the technical field of electronic equipment. Wherein, this electronic equipment includes: a battery module; the at least two charge-discharge interfaces are used for connecting external equipment; the first ends of the at least two charging and discharging chips are connected with the charging and discharging interfaces in a one-to-one correspondence mode, and the second ends of the at least two charging and discharging chips are connected with the battery module; the first switch module is arranged between the second ends of the at least two charging and discharging chips through a power supply line; the main control module is used for determining the charging and discharging interface accessed to the external equipment, identifying the attribute information of the external equipment and controlling the first switch module. The technical scheme of the application can solve the technical problem of how to effectively distribute the internal power of the electronic equipment when a plurality of external devices are accessed, so as to realize the technical effect of improving the charging efficiency.
Description
Technical Field
The present application relates to the field of electronic devices, and in particular, to an electronic device and a charging control method thereof.
Background
At present, many electronic devices, such as notebook computers, are usually provided with two or more interfaces for accessing devices having matching connectors, and although the increase of the number of the interfaces enables users to access more external power supplies or other external devices, when a plurality of external power supplies or other external devices are simultaneously accessed, a certain logic is required to distribute power in each power input device, otherwise, even if the number of the accessed external power supplies or other external devices is increased, the charging efficiency is difficult to improve, and the device performance is affected.
Disclosure of Invention
An object of the embodiments of the present application is to provide an electronic device and a charging control method thereof, so as to solve a technical problem of how to effectively distribute power in the electronic device when a plurality of external devices are connected, so as to improve charging efficiency.
In order to solve the above technical problem, an embodiment of the present application provides the following technical solutions:
a first aspect of the present application provides an electronic device, including:
a battery module;
the at least two charge-discharge interfaces are used for connecting external equipment;
the first ends of the at least two charging and discharging chips are connected with the charging and discharging interfaces in a one-to-one correspondence mode, and the second ends of the at least two charging and discharging chips are connected with the battery module;
the first switch module is arranged between the second ends of the at least two charging and discharging chips through a power supply line;
the main control module is used for determining the charging and discharging interface accessed to the external equipment, identifying the attribute information of the external equipment and controlling the first switch module.
In some modified embodiments of the first aspect of the present application, a second switch module is disposed between the charge and discharge interface and the corresponding charge and discharge chip, and the main control module is configured to determine the charge and discharge interface connected to the external device and control the corresponding second switch module.
In some modified embodiments of the first aspect of the present application, the main control module includes:
the identification module is used for determining the charge-discharge interface accessed to the external equipment and identifying the attribute information of the external equipment;
the control module is used for controlling the first switch module according to the charging and discharging interface accessed to the external equipment and the attribute information of the external equipment;
the control module is further used for controlling the charging and discharging chip to adjust output current and output voltage according to the attribute information of the external equipment.
A second aspect of the present application provides a charging control method for an electronic device, the charging control method including:
when at least one external device is accessed to the electronic device through the charge-discharge interface, determining the charge-discharge interface accessed to the external device;
identifying attribute information of the external device;
and controlling a first switch module according to a charge-discharge interface accessed to the external equipment and attribute information of the external equipment so as to adjust the power supply state between the external equipment and/or between the external equipment and a battery module.
In some modified embodiments of the second aspect of the present application, the controlling the first switch module according to the charge-discharge interface connected to the external device and the attribute information of the external device specifically includes:
when at least two charge and discharge interfaces are connected to the external equipment, and the external equipment at least comprises an adapter and a mobile terminal, the first switch module is controlled to be in a switch-on state, so that the adapter at least supplies power to the mobile terminal.
In some modified embodiments of the second aspect of the present application, the controlling the first switch module according to the charge-discharge interface connected to the external device and the attribute information of the external device specifically includes:
when at least one charge-discharge interface is connected to the external equipment and the external equipment is an adapter, controlling the first switch module to be in a disconnected state so that the external equipment supplies power to the battery module; or the like, or, alternatively,
when at least one charge-discharge interface is connected to the external equipment and the external equipment is not an adapter, the first switch module is controlled to be in a disconnected state, so that the battery module supplies power to the external equipment.
In some modified embodiments of the second aspect of the present application, the charging and discharging chip is controlled to adjust the output current and the output voltage according to a charging and discharging interface connected to the external device and attribute information of the external device.
In some modified embodiments of the second aspect of the present application, the controlling the charging and discharging chip to adjust the output current and the output voltage according to the charging and discharging interface connected to the external device and the attribute information of the external device specifically includes:
when only one external device accessed by the charge and discharge interface is an adapter, the main control module controls the charge and discharge chips corresponding to the charge and discharge interfaces of the other accessed external devices to adjust output current and output voltage so that the charge and discharge interfaces of the other accessed external devices output outwards.
In some modified embodiments of the second aspect of the present application, the controlling the charging and discharging chip to adjust the output current and the output voltage according to the charging and discharging interface connected to the external device and the attribute information of the external device specifically includes:
when the external devices accessed by the charge and discharge interface are not adapters, the master control module controls the charge and discharge chips corresponding to the charge and discharge interfaces accessed to the external devices to adjust output current and output voltage so that the charge and discharge interfaces accessed to the external devices output the output current and the output voltage respectively.
In some modified embodiments of the second aspect of the present application, the controlling the corresponding second switch module according to the charging and discharging interface connected to the external device specifically includes:
when the charging and discharging interface is accessed to the external equipment, the second switch module corresponding to the charging and discharging interface is controlled to be in a switch-on state;
and when the charging and discharging interface is not connected with the external equipment, the second switch module corresponding to the charging and discharging interface is controlled to be in a disconnected state.
Compared with the prior art, according to the electronic device and the charging control method thereof, the charging and discharging interface of the external device can be determined through the main control module, the attribute information of the external device accessed by the charging and discharging interface can be identified, the main control module determines the power distribution strategy in the electronic device according to the charging and discharging interface and the attribute information of the external device accessed by the charging and discharging interface, and controls the power supply state between the external devices accessed by controlling the first switch module to be switched on or switched off, or between the external device and the battery module, so that the distribution of the input power and the output power of the electronic device is realized, the charging efficiency in the device is improved, and the stable operation of the device is ensured.
Drawings
The above and other objects, features and advantages of exemplary embodiments of the present application will become readily apparent from the following detailed description read in conjunction with the accompanying drawings. Several embodiments of the present application are illustrated by way of example and not by way of limitation in the figures of the accompanying drawings and in which like reference numerals refer to similar or corresponding parts and in which:
fig. 1 schematically shows a block diagram of an electronic device provided by an embodiment of the present invention;
fig. 2 schematically illustrates a flowchart of a charging control method for an electronic device according to an embodiment of the present invention;
fig. 3 schematically shows another flowchart of a charging control method for an electronic device according to an embodiment of the present invention;
the reference numbers illustrate:
the battery module comprises a battery module 1, a first charge-discharge interface 21, a second charge-discharge interface 22, a first charge-discharge chip 31, a second charge-discharge chip 32, a first switch module 4, a main control module 5 and a second switch module 6.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which this application belongs.
At present, many electronic devices, such as notebook computers, start to use more and more type C power supplies, and two or more type C interfaces are arranged in the electronic devices, so that users can access more external power supplies or other external devices, but when a plurality of external power supplies or other external devices are simultaneously accessed, a certain logic is required to distribute power in each power input device, otherwise, the charging efficiency is difficult to improve, and the performance of the device is affected; on the other hand, most type C devices support the fast charging function, the power required by the fast charging high function of some mobile phones is increased to 90W or even 125W, the external output of the computer is only 15W (5V/3A), even if other voltage wattages are supported, the output of the high wattage cannot be limited by the power supply capability of the battery, and a plurality of interfaces of the existing electronic device only correspond to one charging and discharging chip, and the external output of other voltages is not supported after the adapter is inserted, so that the fast charging requirement of the mobile phone cannot be met.
Example one
Referring to fig. 1, an embodiment of the present invention provides an electronic device, including:
a battery module 1;
the at least two charge-discharge interfaces are used for connecting external equipment;
the first ends of the at least two charging and discharging chips are connected with the charging and discharging interfaces in a one-to-one correspondence mode, and the second ends of the at least two charging and discharging chips are connected with the battery module 1;
the first switch module 4 is arranged between the second ends of the at least two charging and discharging chips through a power supply line;
and the main control module 5 is configured to determine the charge-discharge interface accessed to the external device, identify attribute information of the external device, and control the first switch module 4.
Specifically, the electronic device provided in this embodiment may be a notebook computer, but is not limited thereto, and the battery module 1 inside the electronic device may be used to store electric energy and supply power to a system of the electronic device and an external device connected to the electronic device. The electronic device is provided with at least two charge and discharge interfaces for connecting an external device with a matching connector, the interfaces may be type C interfaces, and/or may also be other interfaces for implementing data interaction or transmitting electric energy, the external device may be an adapter, that is, a device capable of supplying power to the battery module 1, or the external device may also be a mobile terminal such as a mobile phone, that is, a device with a power supply requirement, or may also be a usb flash disk, that is, a device capable of implementing data interaction with the electronic device, and the specific limitations are not provided herein; the quantity of charge-discharge interfaces is at least two, namely two charge-discharge interfaces, three charge-discharge interfaces or more charge-discharge interfaces can be arranged on the electronic equipment, and the quantity of the charge-discharge interfaces can be increased, so that a user can access more external equipment, and the use requirement of the user is met. Inside two at least charge-discharge chips that set up of electronic equipment, be provided with the charge-discharge chip that equals with charge-discharge interface quantity promptly, and the first end and the charge-discharge interface one-to-one of charge-discharge chip are connected, the second end and the battery module 1 of charge-discharge chip are connected, through setting up the charge-discharge chip that just is connected with charge-discharge interface one-to-one, no matter can realize no matter under the condition that the external equipment that battery module 1 or one of them charge-discharge interface at electronic equipment insert through electronic equipment is the adapter, all can support high voltage output, no longer be limited by battery module 1's power supply capacity to high power output demands such as cell-phone quick charge, can satisfy the quick charge of external equipment, the flash of. The charging and discharging chip can be a narrow voltage direct current charging (NVDC) chip, the specific model can be BQ2570, and the chip can adjust power supply output current and output voltage so that the power supply current and the power supply voltage can meet the power requirements of corresponding external equipment.
Further, be connected with the power supply line between the second end of two at least charge-discharge chips, and be provided with first switch module on this power supply line, when first switch module switches on, can realize two at least electric energy transmission between the external equipment who connects charge-discharge interface, for example: when the number of the accessed external devices is two, one of the external devices is power supply equipment such as an adapter, and the other external device is a mobile terminal such as a mobile phone with power supply requirements, the adapter can directly supply power to the mobile phone through a power supply line, so that high-power output can be realized, the limitation of the output power of the battery module is avoided, the requirements of quick charging and flash charging of the mobile terminal such as the mobile phone can be met, and the charging efficiency is improved; when the first switch module is disconnected, the at least two connected external devices cannot transmit electric energy, and only the battery module transmits the electric energy. When at least one charge-discharge interface of the electronic device is accessed to the external device, the main control module 5 can determine the charge-discharge interface accessed to the external device, the main control module 5 can identify attribute information of an external device accessed by the charge and discharge interface, where the attribute information may include a type, a power supply power or a power requirement of the external device, and determine a power allocation policy in the electronic device according to the charge and discharge interface and the attribute information of the accessed external device, and by controlling the first switch module 4, the specific control method will be described in detail below, the power supply state between the accessed external devices or between the external devices and the battery module 1 is controlled by the on or off of the first switch module 4, therefore, the distribution of the input power and the output power of the electronic equipment is realized, the charging efficiency in the equipment is improved, and the stable operation of the equipment is ensured.
According to the above list, the embodiment of the present invention provides an electronic device, where a main control module 5 can determine a charge/discharge interface of an access external device, and can identify attribute information of the access external device of the charge/discharge interface, and the main control module 5 determines a power allocation policy in the electronic device according to the charge/discharge interface and the attribute information of the access external device, and controls a power supply state between the access external devices or between the access external device and a battery module 1 by controlling a first switch module 4 and turning on or off the first switch module 4, so as to implement allocation of input power and output power of the electronic device, improve charging efficiency in the device, and ensure stable operation of the device.
Further, referring to fig. 1, in a specific implementation, a second switch module 6 is disposed between the charge and discharge interface and the corresponding charge and discharge chip, and the main control module 5 is configured to determine the charge and discharge interface connected to the external device and control the corresponding second switch module 6.
Specifically, in the technical scheme adopted by the present invention, the charge and discharge interfaces are connected with the charge and discharge chips in a one-to-one correspondence manner, and a second switch module 6 is further disposed between the charge and discharge interfaces and the corresponding charge and discharge chips, and is configured to control the conduction or the cutoff of a power supply line between the charge and discharge interfaces and the corresponding charge and discharge chips, after the main control module 5 determines the position of the charge and discharge interface connected to the external device, the second switch module 6 can be controlled, and the specific control logic may be: after the master control module 5 determines to access the charge and discharge interfaces of the external device, the master control module 5 controls the second switch modules 6 corresponding to the one or more charge and discharge interfaces to be respectively switched on, and controls the second switch modules 6 corresponding to the rest of the charge and discharge card interfaces to be switched off, so that the output or input path of electric energy in the electronic device can be effectively controlled, and the waste of the electric energy is avoided.
Further, referring to fig. 1, in a specific implementation, the main control module 5 includes:
the identification module is used for determining the charge-discharge interface accessed to the external equipment and identifying the attribute information of the external equipment;
the control module is used for controlling the first switch module 4 according to the charging and discharging interface accessed to the external equipment and the attribute information of the external equipment;
the control module is further used for controlling the charging and discharging chip to adjust output current and output voltage according to the attribute information of the external equipment.
Specifically, in the technical solution adopted by the present invention, the main control module 5 may specifically include an identification module and a control module, where the identification module can determine a charge/discharge interface of the external device, and can identify attribute information of the external device, for example: when the accessed external device is an adapter, the identification module can determine the position of a charge-discharge interface accessed to the external device, identify the type of the external device as the adapter and the power supply power of the adapter, or identify the type of the external device as the mobile terminal such as a mobile phone, and the like, the identification module can determine the position of the charge-discharge interface accessed to the external device, and identify the type of the external device as the mobile terminal and the power requirement of the mobile terminal, and the like; the control module is connected with the identification module, can determine distribution logic of output power in the electronic equipment according to the position of a charge-discharge interface of the accessed external equipment determined by the identification module and the identified attribute information of the accessed external equipment, wherein the output power comprises the output power of the battery module 1, if the accessed external equipment comprises an external power supply such as an adapter, the output power of the external power supply such as the adapter is also included, and the control module is used for realizing the distribution of the output common rate by controlling the on-off of the first switch module 4 according to the distribution logic of the output common rate; in addition, the control module is also used for controlling the charging and discharging chip to adjust the output current and the output voltage according to the attribute information of the external equipment, and specifically comprises the following steps: the external equipment comprises mobile terminals such as a mobile phone, the control module can control the corresponding charging and discharging chips to adjust the power supply output current and the output voltage according to the power requirements of the accessed mobile terminals, so that the power supply current and the power supply voltage can meet the power requirements of the corresponding mobile terminals, and the stable operation of the equipment is ensured.
Example two
Referring to fig. 2 and fig. 3, a charging control method for an electronic device according to an embodiment of the present invention is applied to the electronic device, and the charging control method includes:
when at least one external device is accessed to the electronic device through the charge-discharge interface, determining the charge-discharge interface accessed to the external device;
identifying attribute information of the external device;
and controlling a first switch module 4 according to a charge-discharge interface accessed to the external equipment and attribute information of the external equipment so as to adjust the power supply state between the external equipment and/or between the external equipment and the battery module 1.
Specifically, the electronic device is provided with at least two charge-discharge interfaces for connecting to an external device, when at least one external device accesses the electronic device through the charge-discharge interfaces, the position of the charge-discharge interface accessing to the external device is determined, and then attribute information of the accessed external device is identified, wherein the attribute information may include information such as the type, input power, power requirement and the like of the external device, and the above process may be executed by an identification module of the main control module 5; after a charge-discharge interface accessed to the external device is determined and the attribute information of the accessed external device is acquired, a power distribution strategy in the electronic device is determined according to the information, the first switch module 4 is controlled, so that the power supply state between the accessed external devices or between the external devices and the battery module 1 is controlled by switching on or off the first switch module 4, the distribution of the input power and the output power of the electronic device is realized, and the formulation of the power distribution strategy and the control of the first switch module 4 can be executed by a control module of the main control module 5.
According to the above list, an embodiment of the present invention provides a charging control method for an electronic device, which determines a charging/discharging interface connected to an external device, and identifies attribute information of the external device connected to the charging/discharging interface, and can determine a power allocation policy in the electronic device according to the charging/discharging interface and the attribute information of the external device connected to the charging/discharging interface, and control a first switch module 4, and control a power supply state between the external devices connected to the electronic device or between the external device and a battery module 1 by turning on or off the first switch module 4, so as to implement allocation of input power and output power of the electronic device, improve charging efficiency in the device, and ensure stable operation of the device.
Further, referring to fig. 2, in an implementation, the controlling the first switch module 4 according to the charge-discharge interface connected to the external device and the attribute information of the external device specifically includes:
when the at least two charge and discharge interfaces are connected to the external device, and the external device at least comprises an adapter and a mobile terminal, the first switch module 4 is controlled to be in a switch-on state, so that the adapter at least supplies power to the mobile terminal.
Specifically, in order to meet the requirement of fast charging of mobile terminals such as an accessed mobile phone, the invention adopts the technical scheme that when at least two external devices are determined to be accessed into the electronic device through corresponding charging and discharging interfaces and the accessed external devices are identified to at least comprise an adapter and a mobile terminal, the adapter is used as a power supply device, the mobile terminal is used as a device with a power supply requirement, in order to meet the fast charging requirement of the mobile terminal, a power distribution strategy formulated by a main control module 5 is to preferentially distribute the power input by the adapter to the mobile terminal, so that a first switch module 4 is controlled to be in a conducting state, a power supply line between a second end of a charging and discharging chip corresponding to the charging and discharging interfaces accessed into the adapter and the mobile terminal is conducted, and the power input by the adapter can be directly transmitted to the mobile terminal accessed into the charging and discharging interface through the, the charging device can realize the quick charging and flash charging effects on the mobile terminal, the residual power of the adapter can be supplied to the battery module 1, so that the charging of the battery module 1 is realized, the efficient and reasonable distribution of the power in the electronic equipment can be realized, and the charging efficiency of the electronic equipment and the external equipment connected with the electronic equipment can be effectively improved. Further, a switch tube may be disposed between the second end of the charge-discharge interface and the battery module 1, and is used to control the connection or disconnection between the charge-discharge interface and the battery module 1.
Further, referring to fig. 2, in a specific implementation, the controlling the first switch module 4 according to the charge-discharge interface connected to the external device and the attribute information of the external device specifically includes:
when at least one charge-discharge interface is connected to the external device and the external device is an adapter, controlling the first switch module 4 to be in a disconnected state so that the external device supplies power to the battery module 1; or the like, or, alternatively,
when at least one of the charge and discharge interfaces is connected to the external device and the external device is not an adapter, the first switch module 4 is controlled to be in a disconnected state, so that the battery module 1 supplies power to the external device.
Specifically, in order to improve the charging efficiency of the electronic device, in the technical scheme adopted by the invention, when at least one external device is determined to be accessed into the electronic device through a charging and discharging interface and all the accessed external devices are identified to be adapters, in order to meet the charging requirement of the electronic device, the power distribution strategy formulated by the main control module 5 is to preferentially distribute the power of the adapters to the battery module 1, so that the first switch module 4 is controlled to be in an off state, the accessed adapters simultaneously supply power to the battery module 1, the charging efficiency of the electronic device can be effectively improved, and when the battery module is in a full-charge state, the accessed adapters can directly supply power to the system of the electronic device
When it is determined that at least one external device accesses the electronic device through the charge-discharge interface, and it is recognized that the accessed external device is not an adapter, for example: when the accessed external device may be a device such as a mobile terminal having a charging requirement, or a device that only implements data interaction with the electronic device, the power allocation policy formulated by the main control module 5 is to preferentially allocate the power of the battery module 1 to the accessed device such as the mobile terminal having the charging requirement, so as to control the first switch module 4 to be in an off state, and enable the battery module 1 to supply power to the device such as the mobile terminal having the charging requirement.
Further, referring to fig. 3, in a specific implementation, the method for controlling charging of an electronic device according to this embodiment further includes: and controlling a charge and discharge chip to adjust output current and output voltage according to a charge and discharge interface accessed to the external equipment and the attribute information of the external equipment.
Specifically, in order to achieve that external devices with charging requirements, such as a mobile terminal accessed to an electronic device through a charging and discharging interface, can obtain current and voltage matched with the requirements of the external devices, in the technical scheme adopted by the invention, after the position of the charging and discharging interface accessed to the external devices is determined and attribute information of the accessed external devices is identified, a charging and discharging chip can be controlled through a main control module 5 to adjust output current and output voltage according to the information, and the process can be executed by a control module of the main control module 5.
Further, referring to fig. 3, in a specific implementation, the controlling the charging and discharging chip to adjust the output current and the output voltage according to the charging and discharging interface connected to the external device and the attribute information of the external device specifically includes:
when only one external device accessed by the charge and discharge interface is an adapter, the main control module 5 controls the charge and discharge chips corresponding to the charge and discharge interfaces of the other accessed external devices to adjust output current and output voltage so that the charge and discharge interfaces of the other accessed external devices output outwards.
Specifically, in order to achieve that external devices with charging requirements, such as a mobile terminal accessed to an electronic device through a charging and discharging interface, can obtain current and voltage matching the requirements of the external devices, the technical scheme adopted by the invention, with reference to fig. 1, takes the electronic device provided with two charging and discharging interfaces and two charging and discharging chips as an example, and the two charging and discharging interfaces are respectively: the first charge-discharge interface 21 and the second charge-discharge interface 22 correspond to two charge-discharge chips: when the external device accessed by the first charge-discharge interface 21 is an adapter and the external device accessed by the second charge-discharge interface 22 is a mobile terminal such as a mobile phone with a charging requirement, the power distribution policy formulated by the main control module 5 is to preferentially distribute the power of the adapter to the mobile terminal, and can control the second charge-discharge chip 32 to adjust the output current and the output voltage according to the power requirement of the external device accessed by the second charge-discharge interface 22, so that the power input by the adapter accessed by the first charge-discharge interface 21 can be adjusted and then output to the outside through the second charge-discharge interface 22, and the mobile terminal accessed by the second charge-discharge interface 22 can obtain the current and voltage supplied by the adapter and matched with the self requirement; when the external device accessed by the first charge-discharge interface 21 is a mobile terminal device such as a mobile phone and the like having a charging requirement and the external device accessed by the second charge-discharge interface 22 is an adapter, the power distribution strategy formulated by the main control module 5 is to preferentially distribute the power of the adapter to the mobile terminal, and the first charge-discharge chip 31 can be controlled to adjust the output current and the output voltage according to the power requirement of the external device accessed by the first charge-discharge interface 21, so that the power input by the adapter accessed by the second charge-discharge interface 22 can be adjusted and then output to the outside through the first charge-discharge interface 21, and the mobile terminal accessed by the first charge-discharge interface 21 can obtain the current and the voltage supplied by the adapter and matched with the self requirement.
Further, referring to fig. 3, in a specific implementation, the controlling the charging and discharging chip to adjust the output current and the output voltage according to the charging and discharging interface connected to the external device and the attribute information of the external device specifically includes:
when the external devices accessed by the charge and discharge interface are not adapters, the main control module 5 controls the charge and discharge chips corresponding to the charge and discharge interface accessed by the external devices to adjust output current and output voltage so that the charge and discharge interface accessed by the external devices outputs the output current and the output voltage respectively.
Specifically, in order to achieve that external devices with charging requirements, such as a mobile terminal accessed to an electronic device through a charge-discharge interface, can obtain current and voltage matched with the requirements of the external devices, in the technical scheme adopted by the invention, when at least one external device accessed to the electronic device through the charge-discharge interface is not an adapter, for example: the accessed external device may be a device such as a mobile terminal having a charging requirement, or a device that only implements data interaction with the electronic device, the power distribution policy formulated by the main control module 5 is to preferentially distribute the power of the battery module 1 to the accessed mobile terminal and other devices having a charging requirement, and meanwhile, the main control module 5 controls the corresponding charging and discharging chip to adjust the output current and the output voltage according to the power requirement of the external device accessed by each charging and discharging interface, so that the charging and discharging interfaces accessed by each external device respectively output externally, and the devices having a charging requirement such as the mobile terminal accessed by the charging and discharging interface can obtain the current and the voltage supplied by the battery module 1 and matched with the requirements of the devices.
Further, referring to fig. 3, in a specific implementation, the method for controlling charging of an electronic device according to this embodiment further includes:
controlling a corresponding second switch module 6 according to a charge-discharge interface accessed to the external device, specifically:
when the charging and discharging interface is accessed to the external device, the second switch module 6 corresponding to the charging and discharging interface is controlled to be in a switch-on state;
and when the charging and discharging interface is not connected with the external equipment, controlling the second switch module 6 corresponding to the charging and discharging interface to be in a disconnected state.
Specifically, in the technical scheme adopted by the present invention, the charge and discharge interfaces are connected with the charge and discharge chips in a one-to-one correspondence manner, and a second switch module 6 is further disposed between the charge and discharge interfaces and the corresponding charge and discharge chips, and is configured to control on/off of a power supply line between the charge and discharge interfaces and the corresponding charge and discharge chips, after the position of the charge and discharge interface connected to the external device is determined, the main control module 5 can control the second switch module 6, and the specific control logic may be: after the master control module 5 determines the charging and discharging interfaces of the external device, the master control module 5 controls the second switch modules 6 corresponding to the one or more charging and discharging interfaces to be respectively switched on, and controls the second switch modules 6 corresponding to the rest of the charging and discharging card interfaces to be switched off, so that the output or input path of electric energy in the electronic device can be effectively controlled, and the waste of the electric energy is avoided; the above process may be specifically executed by the identification module of the main control module 5.
It should be noted that in the description of the present specification, the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention; the terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. An electronic device, comprising:
a battery module;
the at least two charge-discharge interfaces are used for connecting external equipment;
the first ends of the at least two charging and discharging chips are connected with the charging and discharging interfaces in a one-to-one correspondence mode, and the second ends of the at least two charging and discharging chips are connected with the battery module;
the first switch module is arranged between the second ends of the at least two charging and discharging chips through a power supply line;
the main control module is used for determining the charging and discharging interface accessed to the external equipment, identifying the attribute information of the external equipment and controlling the first switch module.
2. The electronic device of claim 1,
and a second switch module is arranged between the charge-discharge interface and the corresponding charge-discharge chip, and the main control module is used for determining the charge-discharge interface connected to the external equipment and controlling the corresponding second switch module.
3. The electronic device of claim 1,
the master control module comprises:
the identification module is used for determining the charge-discharge interface accessed to the external equipment and identifying the attribute information of the external equipment;
the control module is used for controlling the first switch module according to the charging and discharging interface accessed to the external equipment and the attribute information of the external equipment;
the control module is further used for controlling the charging and discharging chip to adjust output current and output voltage according to the attribute information of the external equipment.
4. A charging control method applied to the electronic device according to any one of claims 1 to 3, comprising:
when at least one external device is accessed to the electronic device through the charge-discharge interface, determining the charge-discharge interface accessed to the external device;
identifying attribute information of the external device;
and controlling a first switch module according to a charge-discharge interface accessed to the external equipment and attribute information of the external equipment so as to adjust the power supply state between the external equipment and/or between the external equipment and a battery module.
5. The charge control method according to claim 4,
the method for controlling the first switch module according to the charge-discharge interface accessed to the external equipment and the attribute information of the external equipment comprises the following steps:
when at least two charge and discharge interfaces are connected to the external equipment, and the external equipment at least comprises an adapter and a mobile terminal, the first switch module is controlled to be in a switch-on state, so that the adapter at least supplies power to the mobile terminal.
6. The charge control method according to claim 4,
the method for controlling the first switch module according to the charge-discharge interface accessed to the external equipment and the attribute information of the external equipment comprises the following steps:
when at least one charge-discharge interface is connected to the external equipment and the external equipment is an adapter, controlling the first switch module to be in a disconnected state so that the external equipment supplies power to the battery module; or the like, or, alternatively,
when at least one charge-discharge interface is connected to the external equipment and the external equipment is not an adapter, the first switch module is controlled to be in a disconnected state, so that the battery module supplies power to the external equipment.
7. The charge control method according to claim 4, characterized by further comprising:
and controlling a charge and discharge chip to adjust output current and output voltage according to a charge and discharge interface accessed to the external equipment and the attribute information of the external equipment.
8. The charge control method according to claim 7,
the method comprises the following steps of controlling a charge-discharge chip to adjust output current and output voltage according to a charge-discharge interface accessed to the external equipment and attribute information of the external equipment, and specifically comprises the following steps:
when only one external device accessed by the charge and discharge interface is an adapter, the main control module controls the charge and discharge chips corresponding to the charge and discharge interfaces of the other accessed external devices to adjust output current and output voltage so that the charge and discharge interfaces of the other accessed external devices output outwards.
9. The charge control method according to claim 7,
the method comprises the following steps of controlling a charge-discharge chip to adjust output current and output voltage according to a charge-discharge interface accessed to the external equipment and attribute information of the external equipment, and specifically comprises the following steps:
when the external devices accessed by the charge and discharge interface are not adapters, the master control module controls the charge and discharge chips corresponding to the charge and discharge interfaces accessed to the external devices to adjust output current and output voltage so that the charge and discharge interfaces accessed to the external devices output the output current and the output voltage respectively.
10. The charge control method according to claim 4, characterized by further comprising:
according to the charge-discharge interface of the external equipment, controlling a corresponding second switch module, specifically:
when the charging and discharging interface is accessed to the external equipment, the second switch module corresponding to the charging and discharging interface is controlled to be in a switch-on state;
and when the charging and discharging interface is not connected with the external equipment, the second switch module corresponding to the charging and discharging interface is controlled to be in a disconnected state.
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| CN202011639311.4A CN112803525A (en) | 2020-12-31 | 2020-12-31 | Electronic device and charging control method thereof |
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| CN202011639311.4A CN112803525A (en) | 2020-12-31 | 2020-12-31 | Electronic device and charging control method thereof |
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