CN104577235A - Method for charging portable device and charging control method, device and system - Google Patents
Method for charging portable device and charging control method, device and system Download PDFInfo
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- CN104577235A CN104577235A CN201510051936.1A CN201510051936A CN104577235A CN 104577235 A CN104577235 A CN 104577235A CN 201510051936 A CN201510051936 A CN 201510051936A CN 104577235 A CN104577235 A CN 104577235A
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- Prior art keywords
- portable set
- charging
- mobile device
- information
- power
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
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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
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/342—The other DC source being a battery actively interacting with the first one, i.e. battery to battery charging
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
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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
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/10—Control circuit supply, e.g. means for supplying power to the control circuit
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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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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to a method for charging a portable device, a charging control method, a charging control device and a charging control system. The method for charging the portable device comprises the steps of acquiring the electric quantity information of the portable device by a USB (Universal Serial Bus) wire; determining that the portable device needs to be charged according to the electric quantity information and sending a charging request to the portable device by the USB wire; if a charging circuit of the portable device is opened according to the charging request, the USB can charge the portable device. According to the disclosed technical scheme, the portable device can be charged by a mobile device when needing to be charged, so that a problem that the portable device with low electric quantity cannot be used under a condition without a charging source is solved; and the mobile device can be used as a standby power supply of the portable device under a specific condition according to the characteristic that the battery capacity of the mobile device is higher than that of the portable device, therefore, the intelligent device experience of a user can be enriched and facilitated greatly.
Description
Technical field
The disclosure relates to communication technical field, particularly relates to a kind of method for portable set charging, controls method, the Apparatus and system of charging.
Background technology
Along with popularizing of smart machine, increasing portable set (such as: Intelligent bracelet, intelligent eyes, intelligent watch etc.) is dissolved in everyone habits and customs gradually, such as: Intelligent bracelet can the amount of exercise of recording user and HR Heart Rate, intelligent watch can allow user's real time inspection weather condition and geographic direction, and intelligent glasses can provide necessary visual information etc. for user.When user experiencing portable set bring quick and comfortable time, if now portable set occurs that electricity deficiency arranges the situation causing shutdown because electricity is not enough, and user is not when carrying the charging device of any heaviness, in this case because electricity deficiency greatly reduces the experience that portable set brings to user.
Summary of the invention
For overcoming Problems existing in correlation technique, disclosure embodiment provides a kind of method for portable set charging, controls method, the Apparatus and system of charging, does not use charge power supply can be still the technical problem of portable set charging in order to solve when portable set electricity is not enough.
According to the first aspect of disclosure embodiment, provide a kind of method for portable set charging, application on the mobile apparatus, comprising:
The information about power of portable set is obtained by USB line;
If determine to need for described portable set charges according to described information about power, send charge request by portable set described in described USB alignment;
If described portable set opens the charging circuit of described portable set according to described charge request, be the charging of described portable set by described USB line.
In one embodiment, before the step of the described information about power by USB line acquisition portable set, described method also can comprise:
Determining whether described mobile device and described portable set complete needs described mobile device to be the Handshake Protocol that described portable set charges;
If determined described Handshake Protocol, perform the described step being obtained the information about power of portable set by USB line.
In one embodiment, describedly determine whether described mobile device and described portable set complete and need described mobile device to be the Handshake Protocol that described portable set charges, can comprise:
Detect the source voltage of the first metal-oxide-semiconductor;
When detecting that the source voltage of described first metal-oxide-semiconductor is low level and the source voltage of described first metal-oxide-semiconductor is the low level duration reach setting duration, determining to complete with described portable set needs described mobile device to be the Handshake Protocol that described portable set charges.
In one embodiment, before the described information about power by USB line acquisition portable set, described method also can comprise:
After sealing Handball Association's view described in having determined, set up the communication connection between described mobile device and described portable set by described USB line.
In one embodiment, the described information about power being obtained portable set by USB line, can be comprised:
Detect the source voltage of the second metal-oxide-semiconductor and the grid voltage of described second metal-oxide-semiconductor;
If detect that the source voltage of described second metal-oxide-semiconductor is low level and the grid voltage of described second metal-oxide-semiconductor is high level, set up the communication connection with described portable set by the data wire of described USB line.
In one embodiment, determine to need for described portable set charges according to described information about power if described, send charge request by portable set described in described USB alignment, can comprise:
Determine the information about power of described mobile device;
Determine whether to meet according to the information about power of described mobile device and the information about power of described portable set the charge condition that the battery for described portable set charges;
If determine to meet described charge condition, send charge request by the data wire of described USB line to described portable set.
In one embodiment, described is the charging of described portable set by described USB line, can comprise:
The information about power of described portable set when charging is obtained by the tag line of described USB line;
After described portable set determines to meet charge cutoff condition, receive the charging complete message from described portable set;
Determine to stop as described portable set charging according to described charging complete message.
According to the second aspect of disclosure embodiment, provide a kind of method controlling portable set charging, application on portable devices, comprising:
The information about power of described portable set is sent by USB alignment mobile device;
Receiving described mobile device by described USB line determines to need for described portable set carries out the charge request that charges according to described information about power;
Opening the charging circuit of described portable set according to described charge request, is the charging of described portable set by described charging circuit.
In one embodiment, the described charging circuit opening described portable set according to described charge request, can comprise:
The control inputs module controlling described portable set according to described charge request exports high level;
Charging voltage from described mobile device is applied to grid for the 3rd metal-oxide-semiconductor for the charging of described portable set by described control inputs module.
In one embodiment, described method also can comprise:
In the process that the battery for described portable set charges, the information about power of described portable set is sent to described mobile device by the tag line of described USB line;
When the battery by described portable set completely fills, determine that described portable set meets charge cutoff condition;
Charging complete message is sent to described mobile device.
According to the third aspect of disclosure embodiment, provide a kind of device for portable set charging, application on the mobile apparatus, comprising:
Acquisition module, is configured to the information about power being obtained portable set by USB line;
First sending module, if the described information about power being configured to get according to described acquisition module is determined to need for described portable set charges, sends charge request by portable set described in described USB alignment;
Charging module, the charging circuit being configured to that if described portable set opened by described portable set according to the described charge request that described first sending module sends, is the charging of described portable set by described USB line.
In one embodiment, described device also can comprise:
First determination module, being configured to determine whether described mobile device and described portable set complete needs described mobile device to be the Handshake Protocol that described portable set charges;
If described first determination module has determined described Handshake Protocol, described acquisition module has performed the described step being obtained the information about power of portable set by USB line.
In one embodiment, described first determination module can comprise:
First detection sub-module, is configured to the source voltage of detection first metal-oxide-semiconductor;
First determines submodule, be configured to detect that the source voltage of described first metal-oxide-semiconductor is low level and the source voltage of described first metal-oxide-semiconductor is the low level duration reach setting duration when described first detection sub-module, determine to complete the Handshake Protocol needing to charge with described portable set, described acquisition module performs the step of the information about power being obtained portable set by USB line.
In one embodiment, described device also can comprise:
Communication building block, be configured to described first determine submodule determined described in seal Handball Association view after, set up the communication connection between described mobile device and described portable set by described USB line.
In one embodiment, described communication building block can comprise:
Second detection sub-module, is configured to the source voltage of detection second metal-oxide-semiconductor and the grid voltage of described second metal-oxide-semiconductor;
Connection setup submodule, if be configured to described second detection sub-module to detect that the source voltage of described second metal-oxide-semiconductor is low level and the grid voltage of described second metal-oxide-semiconductor is high level, set up the communication connection with described portable set by the data wire of described USB line;
Obtain submodule, the communication connection being configured to be set up by communication connection submodule obtains the information about power of described portable set.
In one embodiment, described first sending module can comprise:
Second determines submodule, is configured to the information about power determining described mobile device;
3rd determines submodule, is configured to determine according to described second the charge condition that the information about power of the described portable set that the information about power of the described mobile device that submodule is determined and described acquisition module get determines whether to meet the battery for described portable set and charges;
Send submodule, if be configured to the described 3rd to determine that submodule is determined to meet described charge condition, send charge request by the data wire of described USB line to described portable set.
In one embodiment, described charging module can comprise:
Obtaining submodule, being configured to obtain the information about power of described portable set when charging by the tag line of described USB line;
Receive submodule, be configured to, after described portable set determines to meet charge cutoff condition, receive the charging complete message from described portable set;
First controls submodule, and the described charging complete message being configured to receive according to described reception submodule is determined to stop as described portable set charging.
According to the fourth aspect of disclosure embodiment, provide a kind of device controlling portable set charging, application on portable devices, comprising:
Second sending module, is configured to the information about power being sent described portable set by USB alignment mobile device;
Receiver module, is configured to receive described mobile device by described USB line and determines to need for described portable set carries out the charge request that charges according to the described information about power that described second sending module sends;
Control module, the described charge request being configured to receive according to described receiver module opens the charging circuit of described portable set, is the charging of described portable set by described charging circuit.
In one embodiment, described control module can comprise:
Second controls submodule, and the control inputs module that the described charge request being configured to receive according to described receiver module controls described portable set exports high level;
3rd controls submodule, is configured to the charging voltage from described mobile device to be applied to grid for the 3rd metal-oxide-semiconductor charged for described portable set by described control inputs module.
In one embodiment, described device also can comprise:
3rd sending module, is configured to control to be in the battery of the described portable set process of charging in described control module, the information about power of described portable set is sent to described mobile device by the tag line of described USB line;
Second determination module, is configured to, when the battery by described portable set completely fills, determine that described portable set meets charge cutoff condition;
4th sending module, is configured to send charging complete message when described second determination module is determined to meet charge cutoff condition to described mobile device.
According to the 5th aspect of disclosure embodiment, a kind of device for portable set charging is provided, comprises:
Processor;
For the memory of storage of processor executable instruction;
Wherein, described processor is configured to:
The information about power of portable set is obtained by USB line;
If determine to need for described portable set charges according to described information about power, send charge request by portable set described in described USB alignment;
If described portable set opens the charging circuit of described portable set according to described charge request, be the charging of described portable set by described USB line.
According to the 6th aspect of disclosure embodiment, a kind of device controlling portable set charging is provided, comprises:
Processor;
For the memory of storage of processor executable instruction;
Wherein, described processor is configured to:
The information about power of described portable set is sent by USB alignment mobile device;
Receiving described mobile device by described USB line determines to need for described portable set carries out the charge request that charges according to described information about power;
Opening the charging circuit of described portable set according to described charge request, is the charging of described portable set by described charging circuit.
According to the 7th aspect of disclosure embodiment, provide a kind of device for portable set charging, comprising: mobile device and portable set, described mobile device is connected by USB line with described portable set;
Described mobile device, be configured to the information about power being obtained described portable set by described USB line, if determine to need for described portable set charges according to described information about power, charge request is sent by portable set described in described USB alignment, if described portable set opens the charging circuit of described portable set according to described charge request, be the charging of described portable set by described USB line.
The technical scheme that embodiment of the present disclosure provides can comprise following beneficial effect: the information about power being obtained portable set by USB line, if determine to need for portable set charging according to information about power, charge request is sent by USB alignment portable set, thus can guarantee that portable set can be its charging by mobile device when needs charge, solve portable set non-serviceable problem when not having charge power supply of little electricity; Owing to only needing a USB line can realize the charging of mobile device to portable set, it is extremely convenient therefore to carry, and the operation of charging is also extremely simple; In addition, because the battery capacity of mobile device is comparatively large relative to the battery capacity of portable set, using mobile device under specific circumstances as the stand-by power supply of portable set, the smart machine that can greatly facilitate and enrich user is experienced.
Should be understood that, it is only exemplary and explanatory that above general description and details hereinafter describe, and can not limit the disclosure.
Accompanying drawing explanation
Accompanying drawing to be herein merged in specification and to form the part of this specification, shows embodiment according to the invention, and is used from specification one and explains principle of the present invention.
Figure 1A is the principle schematic that the charging according to an exemplary embodiment detects.
Figure 1B is the principle schematic that the charging according to an exemplary embodiment controls.
Fig. 2 is the flow chart of the method for portable set charging according to an exemplary embodiment.
Fig. 3 is the flow chart of the method for portable set charging according to an exemplary embodiment one.
Fig. 4 is the flow chart of the method for portable set charging according to an exemplary embodiment two.
Fig. 5 is the flow chart of the method for portable set charging according to an exemplary embodiment three.
Fig. 6 is the flow chart of the method that the control portable set according to an exemplary embodiment charges.
Fig. 7 is the block diagram of a kind of device for portable set charging according to an exemplary embodiment.
The block diagram of Fig. 8 to be another kind according to an exemplary embodiment be device of portable set charging.
Fig. 9 is a kind of block diagram controlling the device of portable set charging according to an exemplary embodiment.
Figure 10 is the block diagram of the device that the another kind control portable set according to an exemplary embodiment charges.
Figure 11 is the block diagram that a kind of according to an exemplary embodiment is applicable to the device into portable set charging.
Figure 12 is the block diagram of a kind of system for portable set charging according to an exemplary embodiment.
Embodiment
Here will be described exemplary embodiment in detail, its sample table shows in the accompanying drawings.When description below relates to accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawing represents same or analogous key element.Execution mode described in following exemplary embodiment does not represent all execution modes consistent with the present invention.On the contrary, they only with as in appended claims describe in detail, the example of apparatus and method that aspects more of the present invention are consistent.
Figure 1A is the principle schematic that the charging according to an exemplary embodiment detects; As shown in Figure 1A, the USB_ID pin of mobile device is a first metal-oxide half field effect transistor (Metal-Oxide-Semiconductor Field-Effect Transistor opening Lou (Open Drain) structure, referred to as metal-oxide-semiconductor), the source electrode of the first metal-oxide-semiconductor 15 connects the power supply of a 1.2V, the grid of the first metal-oxide-semiconductor 15 is controlled by the signal signalA from the device 10 charged for portable set, and the initial value of signalA signal is high level.The drain electrode of the first metal-oxide-semiconductor 15 is USB_ID pin, is floating when not connecing peripheral hardware.When the port access mobile phone of USB line 13, the USB_ID+ pin of USB line 13 and the USB_ID pin of mobile device 11 connect together, and define a loop, and are dragged down by the level of the source electrode of the first metal-oxide-semiconductor 15.When mobile device 11 detect the source electrode of the first metal-oxide-semiconductor 15 dragged down and detect continue dragged down setting-up time by the level of the source electrode of the first metal-oxide-semiconductor 15 time, complete OTG (On-The-Go) Handshake Protocol between portable set 12 and mobile device 11.Mobile device 11 opens OTG function, is exported by OTG voltage and is connected on the pressure-wire (VBUS) of USB line 13.Simultaneously, due to signalA signal output low level, for the device 10 control signalB signal of portable set charging exports high level, the second metal-oxide-semiconductor 16 is opened, mobile device 11 starts the information about power obtaining portable set 12, and prepares to establish a communications link with portable set 12.After mobile device 11 exports the 5V voltage of mobile device 11 to portable set 12 by the VBUS of USB line 13, can see from the circuit USB line 13, VBUS and resistance R1 forms loop.After relay 14 on USB line 13 is energized, switch S is drawn onto 1 point by 2, thus 3 will be put 1 to be connected with point, be also electrically connected by USB_ID+ and USB_ID-on USB line 13, the USB_ID-on USB line 13 is electrically connected to the USB_ID pin of portable set 12.Now complete and open the function that OTG function and portable set 12 and mobile device 11 carry out information about power exchange.
Figure 1B is the principle schematic that the charging according to an exemplary embodiment controls; As shown in Figure 1B, complete after the above-mentioned OTG of opening function and portable set 12 carry out the function of information about power exchange with mobile device 11, mobile device 11 starts to send charge request to portable set 12, charge request can be sent to portable set 12 by D+ and D-of mobile device 11, if portable set 12 is determined to meet charge condition, the output that portable set 12 controls control inputs module 20 is high level, now, switch S 1, S2, S3 open, and input to S4 end by the 5V voltage on VBUS line.After the device 20 that control portable set charges samples the input voltage of S4 end, export high level driving switch S4, now S4 opens, and starts the process for the battery 21 of portable set 12 charges.
In the process of charging for battery 21, the information about power of portable set 12 is sent to the control end of mobile device 11 by the USB_ID line on USB line by USB_ID port.D+ and the D-pin of portable set 12 ground connection simultaneously when the device 20 that the control portable set of portable set 12 charges determines the condition meeting charge cutoff, complete by confirming that it has charged in the low level mode of the upper transmission of data wire (D+ and D-) of USB line to mobile device 11, when mobile device 11 detects that the data wire of USB line is low level, the device 10 control signalA signal for portable set charging on mobile device 11 exports high level, thus the first metal-oxide-semiconductor 15 is closed, and then the OTG function of closing on mobile device 11, for the device 10 control signalB signal of portable set charging exports high level, second metal-oxide-semiconductor 16 is opened, S_logic signal is electrically connected with the USB_ID port on mobile device 11, thus realize the function that USB line 13 carries out transfer of data between mobile device 11 and portable set 12.
Fig. 2 is the flow chart of the method for portable set charging according to an exemplary embodiment, can should be applied on mobile device (such as: smart mobile phone, panel computer) for the method for portable set charging, as shown in Figure 2, S201-S203 should be comprised the following steps for the method for portable set charging:
In step s 201, the information about power of portable set is obtained by USB line.
In one embodiment, information about power can be the current information of voltage of portable set, also can be gathered by the dump energy of Coulomb meter mode to portable set; In one embodiment, the information about power of portable set can be obtained by the tag line of USB line.
In step S202, if determine to need, for portable set charging, to send charge request by USB alignment portable set according to information about power.
In one embodiment, if mobile device receives from the current information of voltage of portable set, then first determine whether this information of voltage is the low pressure range set, if this information of voltage is at low pressure range, then determine to need for portable set charging, in another embodiment, if mobile device receives the dump energy information gathered by Coulomb meter mode from portable set, mobile device determines whether to need for portable set charging according to dump energy information.In one embodiment, mobile device can send charge request by the data wire (D+, D-) of USB line to portable set.
In step S203, if portable set opens the charging circuit of portable set according to charge request, be portable set charging by USB line.
In one embodiment, can be charged to portable set by the pressure-wire (VBUS) of USB line.In one embodiment, if when the voltage of mobile device self is lower than the voltage that portable set is current, by booster circuit, the output voltage of mobile device can be raised, thus enable the voltage on VBUS be embodied as portable set charging.
In the present embodiment, the information about power of portable set is obtained by USB line, if determine to need for portable set charging according to information about power, charge request is sent by USB alignment portable set, thus can guarantee that portable set can be its charging by mobile device when needs charge, solve portable set non-serviceable problem when not having charge power supply of little electricity; Owing to only needing a USB line can realize the charging of mobile device to portable set, it is extremely convenient therefore to carry, and the operation of charging is also extremely simple; In addition, because the battery capacity of mobile device is comparatively large relative to the battery capacity of portable set, using mobile device under specific circumstances as the stand-by power supply of portable set, the smart machine that can greatly facilitate and enrich user is experienced.
In one embodiment, obtained the step of the information about power of portable set by USB line before, for the method for portable set charging also can comprise:
Detect the source voltage of the first metal-oxide-semiconductor;
When detecting that the source voltage of the first metal-oxide-semiconductor is low level and the source voltage of the first metal-oxide-semiconductor is the low level duration reach setting duration, determine to complete the Handshake Protocol needing to charge with portable set, perform the step of the information about power being obtained portable set by USB line.
In one embodiment, obtained the information about power of portable set by USB line, can comprise:
Detect the source voltage of the second metal-oxide-semiconductor and the grid voltage of the second metal-oxide-semiconductor;
If detect that the source voltage of the second metal-oxide-semiconductor is low level and the grid voltage of the second metal-oxide-semiconductor is high level, set up the communication connection with portable set by the data wire of USB line;
The information about power of portable set is obtained by the data wire of USB line.
In one embodiment, if determine to need, for portable set charging, to send charge request by USB alignment portable set, can comprise according to information about power:
Determine the information about power of mobile device;
Determine whether to meet according to the information about power of mobile device and the information about power of portable set the charge condition that the battery for portable set charges;
If determine to meet charge condition, send charge request by the data wire of USB line to portable set.
In one embodiment, be portable set charging by USB line, can comprise:
The information about power of portable set when charging is obtained by the tag line of USB line;
After portable set determines to meet charge cutoff condition, receive the charging complete message from portable set;
Determine to stop as portable set charging according to charging complete message.
Concrete how carry out charging to portable set control, please refer to subsequent embodiment.
So far, the said method that disclosure embodiment provides, can guaranteeing that portable set can be its charging by mobile device when needs charge, solving portable set non-serviceable problem when not having charge power supply of little electricity; Owing to only needing a USB line can realize the charging of mobile device to portable set, it is extremely convenient therefore to carry, and the operation of charging is also extremely simple; In addition, because the battery capacity of mobile device is comparatively large relative to the battery capacity of portable set, using mobile device under specific circumstances as the stand-by power supply of portable set, the smart machine that can greatly facilitate and enrich user is experienced.
With specific embodiment, the technical scheme that disclosure embodiment provides is described below.
Fig. 3 is the flow chart of the method for portable set charging according to an exemplary embodiment one; How the said method that the present embodiment utilizes disclosure embodiment to provide, realize Handshake Protocol for mobile device and portable set and carry out exemplary illustration, and disclosure embodiment engages Figure 1A and carries out exemplary illustration, as shown in Figure 3, comprises the steps:
In step S301, detect the source voltage of the first metal-oxide-semiconductor.
In step s 302, when detecting that the source voltage of the first metal-oxide-semiconductor is low level and the source voltage of the first metal-oxide-semiconductor is the low level duration reach setting duration, determine to complete the Handshake Protocol needing to charge with portable set.
As shown in Figure 1A, when the port of the port access mobile device 11 of USB line 13, the USB_ID+ pin of USB line 13 and the USB_ID pin of mobile device 11 are electrically connected, and define a loop, and the source electrode of the first metal-oxide-semiconductor 15 is pulled to low level.When the device 10 for portable set charging of mobile device 11 detects that the source electrode of the first metal-oxide-semiconductor 15 is low level and detects that this low level continues to be dragged down setting-up time (for the device 10 of portable set charging can be arranged according to the time requirement of Handshake Protocol), then complete the Handshake Protocol between portable set 12 and mobile device 11.
In the present embodiment, by realizing Handshake Protocol, OTG between mobile device 11 and portable set 12 can be charged and to apply and common OTG applies and distinguishes, when the device 10 charged for portable set by disclosure embodiment recognize be OTG charging application time, then can be charged for portable set 12 by mobile device 11, when the device 10 charged for portable set recognize be between mobile device 11 and portable set 12 for common OTG apply time, then realized the function of transfer of data therebetween by USB line 13.
Fig. 4 is the flow chart of the method for portable set charging according to an exemplary embodiment two; The said method that the present embodiment utilizes disclosure embodiment to provide, exemplary illustration is carried out in the communication connection of first being set up between mobile device and portable set by USB for how, disclosure embodiment engages Figure 1A and carries out exemplary illustration, as shown in Figure 4, comprises the steps:
In step S401, detect the source voltage of the second metal-oxide-semiconductor and the grid voltage of the second metal-oxide-semiconductor.
In step S402, if detect that the source voltage of the second metal-oxide-semiconductor is low level and the grid voltage of the second metal-oxide-semiconductor is high level, set up the communication connection with portable set by the data wire of USB line.
As shown in Figure 1A, after realizing OTG charge function by above-mentioned Fig. 3 embodiment again, and for portable set charging device 10 control OTG voltage export be connected on the VBUS of USB line 13, simultaneously, for the device 10 control signalA signal output low level of portable set charging, control signalB signal exports high level, thus function mobile device 11 being obtained the information about power of portable set 12 is opened, and sets up the communication connection of mobile device 11 and portable set 12.
In the present embodiment, by setting up the communication connection between mobile device and portable set, the current information about power of portable set can be got from portable set, thus can determine whether to need for portable set charging according to information about power.
Fig. 5 is the flow chart of the method for portable set charging according to an exemplary embodiment three, the said method that the present embodiment utilizes disclosure embodiment to provide, exemplary illustration is carried out for portable set is charged as example how to realize mobile device by USB, as shown in Figure 5, comprise the steps:
In step S401, determine the information about power of mobile device.
In one embodiment, due to the current electricity of mobile device likely deficiency think that portable set charges, therefore in order to portable set being ensured to charge and mobile device can also normally use, need the information about power determining that mobile device is current.
In step S402, determine whether to meet according to the information about power of mobile device and the information about power of portable set the charge condition that the battery for portable set charges.
Such as, the current information about power of mobile device is its 80% when completely filling, and the current dump energy of portable set is 1%, in this case, can determine can charge for the battery of portable set according to the information about power of mobile device and the information about power of portable set, again such as, the current information about power of mobile device is its 5% when completely filling, and the current dump energy of portable set is 60%, in this case, can determine can not charge for the battery of portable set according to the information about power of mobile device and the information about power of portable set.In the present embodiment, charge condition can be determined according to the percentage of current residual electricity, and also can determine according to the magnitude of voltage of mobile device and the current reality of portable set, the specific implementation of disclosure embodiment to charge condition does not limit.
In step S403, if determine to meet charge condition, send charge request by the data wire of USB line to portable set.
In one embodiment, D+ port and the D-port of mobile device send charge request to portable set, portable set first can detect this charge request and whether meet charge protocol, and when meeting charge protocol, charging circuit wherein opened by portable set.
In step s 404, if portable set opens the charging circuit of portable set according to charge request, obtain the information about power of portable set when charging by the tag line of USB line.
In one embodiment, open its charging circuit at portable set to start after for battery charging, mobile device also needs to get the information about power of portable set when charging, the condition whether meeting and stop charging being detected with this, such as, be in the process of portable set charging at mobile device, the dump energy of mobile device drops to 30% by 50%, the dump energy of portable set is increased to 70% by 1%, in order to ensure the normal use of mobile device, mobile device can be determined to terminate as portable set charging.
In step S405, after portable set determines to meet charge cutoff condition, receive the charging complete message from portable set.
In one embodiment, when portable set be full of electricity after, can by D+ and the D-pin of portable set ground connection simultaneously, send charging complete message by low level mode to mobile device, it has charged complete to inform mobile device with this.
In step S406, determine to stop as portable set charging according to charging complete message.
In one embodiment, portable set charge closing function, mobile device can exit OTG charge function, recovers OTG data-transformation facility.
In the present embodiment, mobile device is portable set charging by USB line, can be still its charging by mobile device when guaranteeing portable set electricity deficiency, because the battery capacity of mobile device is larger compared to the battery capacity of portable set, using the stand-by power supply of mobile device as portable set, greatly can facilitate and enrich the experience of user to smart machine.
Fig. 6 is the flow chart of the method that the control portable set according to an exemplary embodiment charges, the method of this control portable set charging can be applied on portable set (such as: Intelligent bracelet, intelligent watch, intelligent glasses etc.), disclosure embodiment engages Figure 1B and carries out exemplary illustration, as shown in Figure 6, the method for this control portable set charging comprises the following steps S601-S603:
In step s 601, the information about power of portable set is sent by USB alignment mobile device.
In step S602, receive mobile device by USB line and determine to need for portable set carries out the charge request that charges according to information about power.
In step S603, opening the charging circuit of portable set according to charge request, is portable set charging by charging circuit.
As shown in Figure 1B, D+ and D-of portable set receives the charge request sent by the data wire of USB line from mobile device, the device 20 controlling portable set charging detects charge request and whether meets charge condition, when portable set meets charge condition, the device 20 controlling portable set charging is exported high level at S1 and S2 end, switch S 1 in charging circuit, S2, S3 opens, S4 end is entered into by the 5V voltage of VBUS, control portable set charging device 20 sample S4 end have voltage input after, export high level driving switch S4, now S4 opens, start the charging process to battery 21, dotted line in Figure 1B is the flow direction of charging current.In the process of charging, the information about power of battery 21 can also be uploaded to mobile device by USB_ID by the device 20 controlling portable set charging.And charge cutoff condition is determined by portable set, after meeting charge cutoff condition, for the device 10 of portable set charging closes OTG charge function, recover OTG data-transformation facility.
In the present embodiment, mobile device is portable set charging by USB line, can be still its charging by mobile device when guaranteeing portable set electricity deficiency, because the battery capacity of mobile device is larger compared to the battery capacity of portable set, using the stand-by power supply of mobile device as portable set, greatly can facilitate and enrich the experience of user to smart machine.
In one embodiment, open the charging circuit of portable set according to charge request, can comprise:
The control inputs module controlling portable set according to charge request exports high level;
Charging voltage from mobile device is applied to grid for the 3rd metal-oxide-semiconductor charged for portable set by control inputs module.
In one embodiment, method also can comprise:
In the process that the battery for portable set charges, the information about power of portable set is sent to mobile device by the tag line of USB line;
When the battery by portable set completely fills, determine that portable set meets charge cutoff condition;
Charging complete message is sent to mobile device.
So far, the said method that disclosure embodiment provides, can guarantee that portable set can be its charging by mobile device when needs charge, solving portable set non-serviceable problem when not having charge power supply of little electricity, greatly facilitating and enriching the experience of user to portable intelligent device.
Fig. 7 is the block diagram of a kind of device for portable set charging according to an exemplary embodiment, as shown in Figure 7, for the device of portable set charging comprises:
Acquisition module 71, is configured to the information about power being obtained portable set by USB line;
First sending module 72, if the information about power being configured to get according to acquisition module 71 is determined to need, for portable set charging, to send charge request by USB alignment portable set;
Charging module 73, the charging circuit being configured to that if portable set opened by portable set according to the charge request that the first sending module 72 sends, is portable set charging by USB line.
As shown in Figure 8, device also can comprise:
First determination module 74, being configured to determine whether mobile device and portable set complete needs mobile device to be the Handshake Protocol that portable set charges;
If the first determination module 74 has determined Handshake Protocol, acquisition module 71 has performed the step of the information about power being obtained portable set by USB line.
In one embodiment, the first determination module 74 can comprise:
First detection sub-module 741, is configured to the source voltage of detection first metal-oxide-semiconductor;
First determines submodule 742, be configured to detect that the source voltage of the first metal-oxide-semiconductor is low level and the source voltage of the first metal-oxide-semiconductor is the low level duration reach setting duration when the first detection sub-module 741, determine to complete the Handshake Protocol needing to charge with portable set, acquisition module 71 performs the step of the information about power being obtained portable set by USB line.
In one embodiment, device also can comprise:
Communication building block 75, is configured to, after first determines that submodule 742 has determined to seal Handball Association's view, set up the communication connection between mobile device and portable set by USB line.
In one embodiment, communication building block 75 can comprise:
Second detection sub-module 751, is configured to, after first determines that submodule 742 has determined to seal Handball Association's view, detect the source voltage of the second metal-oxide-semiconductor and the grid voltage of the second metal-oxide-semiconductor;
Connection setup submodule 752, if be configured to the second detection sub-module 751 to detect that the source voltage of the second metal-oxide-semiconductor is low level and the grid voltage of the second metal-oxide-semiconductor is high level, sets up the communication connection with portable set by the data wire of USB line;
Acquisition module 71, the communication connection being configured to be set up by communication connection submodule 752 obtains the information about power of portable set.
In one embodiment, the first sending module 72 can comprise:
Second determines submodule 721, is configured to the information about power determining mobile device;
3rd determines submodule 722, is configured to determine according to second the charge condition that the information about power of the portable set that the information about power of the mobile device that submodule 721 is determined and acquisition module 71 get determines whether to meet the battery for portable set and charges;
Send submodule 723, if be configured to the 3rd to determine that submodule 722 is determined to meet charge condition, send charge request by the data wire of USB line to portable set.
In one embodiment, charging module 73 can comprise:
Obtaining submodule 731, being configured to obtain the information about power of portable set when charging by the tag line of USB line;
Receive submodule 732, be configured to, after portable set determines to meet charge cutoff condition, receive the charging complete message from portable set;
First controls submodule 733, and the charging complete message being configured to receive according to reception submodule 732 is determined to stop as portable set charging.
Fig. 9 is a kind of block diagram controlling the device of portable set charging according to an exemplary embodiment, and as shown in Figure 9, the device controlling portable set charging comprises:
Second sending module 91, is configured to the information about power being sent portable set by USB alignment mobile device;
Receiver module 92, is configured to receive mobile device by USB line and determines to need for portable set carries out the charge request that charges according to the information about power that the second sending module 91 sends;
Charge control module 93, the charge request being configured to receive according to receiver module 92 opens the charging circuit of portable set, is portable set charging by charging circuit.
As shown in Figure 10, charge control module 93 can comprise:
Second controls submodule 931, and the control inputs module that the charge request being configured to receive according to receiver module 93 controls portable set exports high level;
3rd controls submodule 932, is configured to the charging voltage from mobile device to be applied to grid for the 3rd metal-oxide-semiconductor charged for portable set by control inputs module.
In one embodiment, device also can comprise:
3rd sending module 94, is configured to control to be in the battery of the portable set process of charging in charge control module 93, the information about power of portable set is sent to mobile device by the tag line of USB line;
Second determination module 95, is configured to, when the battery by portable set completely fills, determine that portable set meets charge cutoff condition;
4th sending module 96, is configured to send charging complete message when the second determination module 95 is determined to meet charge cutoff condition to mobile device.
About the device in above-described embodiment, wherein the concrete mode of modules executable operations has been described in detail in about the embodiment of the method, will not elaborate explanation herein.
Figure 11 is the block diagram that a kind of according to an exemplary embodiment is applicable to the device into portable set charging.Such as, device 1100 can be mobile phone, computer, digital broadcast terminal, messaging devices, game console, flat-panel devices, Medical Devices, body-building equipment, personal digital assistant etc.
With reference to Figure 11, device 1100 can comprise following one or more assembly: processing components 1102, memory 1104, power supply module 1106, multimedia groupware 1108, audio-frequency assembly 1110, the interface 1112 of I/O (I/O), sensor cluster 1114, and communications component 1116.
The integrated operation of the usual control device 1100 of processing components 1102, such as with display, call, data communication, camera operation and record operate the operation be associated.Treatment element 1102 can comprise one or more processor 1120 to perform instruction, to complete all or part of step of above-mentioned method.In addition, processing components 1102 can comprise one or more module, and what be convenient between processing components 1102 and other assemblies is mutual.Such as, processing unit 1102 can comprise multi-media module, mutual with what facilitate between multimedia groupware 1108 and processing components 1102.
Memory 1104 is configured to store various types of data to be supported in the operation of equipment 1100.The example of these data comprises for any application program of operation on device 1100 or the instruction of method, contact data, telephone book data, message, picture, video etc.Memory 1104 can be realized by the volatibility of any type or non-volatile memory device or their combination, as static RAM (SRAM), Electrically Erasable Read Only Memory (EEPROM), Erasable Programmable Read Only Memory EPROM (EPROM), programmable read only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, disk or CD.
The various assemblies that electric power assembly 1106 is device 1100 provide electric power.Electric power assembly 1106 can comprise power-supply management system, one or more power supply, and other and the assembly generating, manage and distribute electric power for device 1100 and be associated.
Multimedia groupware 1108 is included in the screen providing an output interface between described device 1100 and user.In certain embodiments, screen can comprise liquid crystal display (LCD) and touch panel (TP).If screen comprises touch panel, screen may be implemented as touch-screen, to receive the input signal from user.Touch panel comprises one or more touch sensor with the gesture on sensing touch, slip and touch panel.Described touch sensor can the border of not only sensing touch or sliding action, but also detects the duration relevant to described touch or slide and pressure.In certain embodiments, multimedia groupware 1108 comprises a front-facing camera and/or post-positioned pick-up head.When equipment 1100 is in operator scheme, during as screening-mode or video mode, front-facing camera and/or post-positioned pick-up head can receive outside multi-medium data.Each front-facing camera and post-positioned pick-up head can be fixing optical lens systems or have focal length and optical zoom ability.
Audio-frequency assembly 1110 is configured to export and/or input audio signal.Such as, audio-frequency assembly 1110 comprises a microphone (MIC), and when device 1100 is in operator scheme, during as call model, logging mode and speech recognition mode, microphone is configured to receive external audio signal.The audio signal received can be stored in memory 1104 further or be sent via communications component 1116.In certain embodiments, audio-frequency assembly 1110 also comprises a loud speaker, for output audio signal.
I/O interface 1112 is for providing interface between processing components 1102 and peripheral interface module, and above-mentioned peripheral interface module can be keyboard, some striking wheel, button etc.These buttons can include but not limited to: home button, volume button, start button and locking press button.
Sensor cluster 1114 comprises one or more transducer, for providing the state estimation of various aspects for device 1100.Such as, sensor cluster 1114 can detect the opening/closing state of equipment 1100, the relative positioning of assembly, such as described assembly is display and the keypad of device 1100, the position of all right checkout gear 1100 of sensor cluster 1114 or device 1100 assemblies changes, the presence or absence that user contacts with device 1100, the variations in temperature of device 1100 orientation or acceleration/deceleration and device 1100.Sensor cluster 1114 can comprise proximity transducer, be configured to without any physical contact time detect near the existence of object.Sensor cluster 1114 can also comprise optical sensor, as CMOS or ccd image sensor, for using in imaging applications.In certain embodiments, this sensor cluster 1114 can also comprise acceleration transducer, gyro sensor, Magnetic Sensor, pressure sensor or temperature sensor.
Communications component 1116 is configured to the communication being convenient to wired or wireless mode between device 1100 and other equipment.Device 1100 can access the wireless network based on communication standard, as WiFi, 2G or 3G, or their combination.In one exemplary embodiment, communication component 1116 receives from the broadcast singal of external broadcasting management system or broadcast related information via broadcast channel.In one exemplary embodiment, described communication component 1116 also comprises near-field communication (NFC) module, to promote junction service.Such as, can based on radio-frequency (RF) identification (RFID) technology in NFC module, Infrared Data Association (IrDA) technology, ultra broadband (UWB) technology, bluetooth (BT) technology and other technologies realize.
In the exemplary embodiment, device 1100 can be realized, for performing said method by one or more application specific integrated circuit (ASIC), digital signal processor (DSP), digital signal processing appts (DSPD), programmable logic device (PLD), field programmable gate array (FPGA), controller, microcontroller, microprocessor or other electronic components.
In the exemplary embodiment, additionally provide a kind of non-transitory computer-readable recording medium comprising instruction, such as, comprise the memory 1104 of instruction, above-mentioned instruction can perform said method by the processor 1120 of device 1100.Such as, described non-transitory computer-readable recording medium can be ROM, random access memory (RAM), CD-ROM, tape, floppy disk and optical data storage devices etc.
Disclosure embodiment also discloses a kind of device controlling portable set charging, and the block diagram of this device refers to the block diagram of the device for portable set charging shown in above-mentioned Figure 11, and disclosure embodiment no longer describes in detail.
Figure 12 is the block diagram of a kind of system for portable set charging according to an exemplary embodiment.As shown in figure 12, system comprises: mobile device 121 and portable set 122, mobile device 121 is connected by USB line with portable set 122.
Mobile device 121, be configured to the information about power being obtained portable set 122 by USB line, if determine to need for portable set 122 charges according to information about power, charge request is sent by USB alignment portable set 122, if portable set 122 opens the charging circuit of portable set 122 according to charge request, be that portable set 122 charges by USB line.
Those skilled in the art, at consideration specification and after putting into practice disclosed herein disclosing, will easily expect other embodiment of the present disclosure.The application is intended to contain any modification of the present disclosure, purposes or adaptations, and these modification, purposes or adaptations are followed general principle of the present disclosure and comprised the undocumented common practise in the art of the disclosure or conventional techniques means.Specification and embodiment are only regarded as exemplary, and true scope of the present disclosure and spirit are pointed out by claim below.
Should be understood that, the disclosure is not limited to precision architecture described above and illustrated in the accompanying drawings, and can carry out various amendment and change not departing from its scope.The scope of the present disclosure is only limited by appended claim.
Claims (23)
1. be a method for portable set charging, on the mobile apparatus, it is characterized in that, described method comprises in application:
The information about power of portable set is obtained by USB line;
If determine to need for described portable set charges according to described information about power, send charge request by portable set described in described USB alignment;
If described portable set opens the charging circuit of described portable set according to described charge request, be the charging of described portable set by described USB line.
2. method according to claim 1, is characterized in that, before the step of the described information about power by USB line acquisition portable set, described method also comprises:
Determining whether described mobile device and described portable set complete needs described mobile device to be the Handshake Protocol that described portable set charges;
If determined described Handshake Protocol, perform the described step being obtained the information about power of portable set by USB line.
3. method according to claim 2, is characterized in that, describedly determines whether described mobile device and described portable set complete and needs described mobile device to be the Handshake Protocol that described portable set charges, and comprising:
Detect the source voltage of the first metal-oxide-semiconductor;
When detecting that the source voltage of described first metal-oxide-semiconductor is low level and the source voltage of described first metal-oxide-semiconductor is the low level duration reach setting duration, determining to complete with described portable set needs described mobile device to be the Handshake Protocol that described portable set charges.
4. method according to claim 2, is characterized in that, before the described information about power by USB line acquisition portable set, described method also comprises:
After sealing Handball Association's view described in having determined, set up the communication connection between described mobile device and described portable set by described USB line.
5. method according to claim 4, is characterized in that, the described information about power being obtained portable set by USB line, being comprised:
Detect the source voltage of the second metal-oxide-semiconductor and the grid voltage of described second metal-oxide-semiconductor;
If detect that the source voltage of described second metal-oxide-semiconductor is low level and the grid voltage of described second metal-oxide-semiconductor is high level, set up the communication connection with described portable set by the data wire of described USB line.
6. method according to claim 1, is characterized in that, determines to need for described portable set charges according to described information about power if described, sends charge request, comprising by portable set described in described USB alignment:
Determine the information about power of described mobile device;
Determine whether to meet according to the information about power of described mobile device and the information about power of described portable set the charge condition that the battery for described portable set charges;
If determine to meet described charge condition, send charge request by the data wire of described USB line to described portable set.
7. method according to claim 1, is characterized in that, described is the charging of described portable set by described USB line, comprising:
The information about power of described portable set when charging is obtained by the tag line of described USB line;
After described portable set determines to meet charge cutoff condition, receive the charging complete message from described portable set;
Determine to stop as described portable set charging according to described charging complete message.
8. control a method for portable set charging, on portable devices, it is characterized in that, described method comprises in application:
The information about power of described portable set is sent by USB alignment mobile device;
Receiving described mobile device by described USB line determines to need for described portable set carries out the charge request that charges according to described information about power;
Opening the charging circuit of described portable set according to described charge request, is the charging of described portable set by described charging circuit.
9. method according to claim 8, is characterized in that, the described charging circuit opening described portable set according to described charge request, comprising:
The control inputs module controlling described portable set according to described charge request exports high level;
Charging voltage from described mobile device is applied to grid for the 3rd metal-oxide-semiconductor for the charging of described portable set by described control inputs module.
10. method according to claim 8, is characterized in that, described method also comprises:
In the process that the battery for described portable set charges, the information about power of described portable set is sent to described mobile device by the tag line of described USB line;
When the battery by described portable set completely fills, determine that described portable set meets charge cutoff condition;
Charging complete message is sent to described mobile device.
11. 1 kinds of devices for portable set charging, on the mobile apparatus, it is characterized in that, described device comprises in application:
Acquisition module, is configured to the information about power being obtained portable set by USB line;
First sending module, if the described information about power being configured to get according to described acquisition module is determined to need for described portable set charges, sends charge request by portable set described in described USB alignment;
Charging module, the charging circuit being configured to that if described portable set opened by described portable set according to the described charge request that described first sending module sends, is the charging of described portable set by described USB line.
12. devices according to claim 11, is characterized in that, described device also comprises:
First determination module, being configured to determine whether described mobile device and described portable set complete needs described mobile device to be the Handshake Protocol that described portable set charges;
If described first determination module has determined described Handshake Protocol, described acquisition module has performed the described step being obtained the information about power of portable set by USB line.
13. devices according to claim 12, is characterized in that, described first determination module comprises:
First detection sub-module, is configured to the source voltage of detection first metal-oxide-semiconductor;
First determines submodule, be configured to detect that the source voltage of described first metal-oxide-semiconductor is low level and the source voltage of described first metal-oxide-semiconductor is the low level duration reach setting duration when described first detection sub-module, determine to complete the Handshake Protocol needing to charge with described portable set, described acquisition module performs the step of the information about power being obtained portable set by USB line.
14. devices according to claim 11, is characterized in that, described device also comprises:
Communication building block, be configured to described first determine submodule determined described in seal Handball Association view after, set up the communication connection between described mobile device and described portable set by described USB line.
15. devices according to claim 14, is characterized in that, described communication building block comprises:
Second detection sub-module, is configured to the source voltage of detection second metal-oxide-semiconductor and the grid voltage of described second metal-oxide-semiconductor;
Connection setup submodule, if be configured to described second detection sub-module to detect that the source voltage of described second metal-oxide-semiconductor is low level and the grid voltage of described second metal-oxide-semiconductor is high level, set up the communication connection with described portable set by the data wire of described USB line;
Obtain submodule, the communication connection being configured to be set up by communication connection submodule obtains the information about power of described portable set.
16. devices according to claim 11, is characterized in that, described first sending module comprises:
Second determines submodule, is configured to the information about power determining described mobile device;
3rd determines submodule, is configured to determine according to described second the charge condition that the information about power of the described portable set that the information about power of the described mobile device that submodule is determined and described acquisition module get determines whether to meet the battery for described portable set and charges;
Send submodule, if be configured to the described 3rd to determine that submodule is determined to meet described charge condition, send charge request by the data wire of described USB line to described portable set.
17. devices according to claim 11, is characterized in that, described charging module comprises:
Obtaining submodule, being configured to obtain the information about power of described portable set when charging by the tag line of described USB line;
Receive submodule, be configured to, after described portable set determines to meet charge cutoff condition, receive the charging complete message from described portable set;
First controls submodule, and the described charging complete message being configured to receive according to described reception submodule is determined to stop as described portable set charging.
18. 1 kinds of devices controlling portable set and charge, on portable devices, it is characterized in that, described device comprises in application:
Second sending module, is configured to the information about power being sent described portable set by USB alignment mobile device;
Receiver module, is configured to receive described mobile device by described USB line and determines to need for described portable set carries out the charge request that charges according to the described information about power that described second sending module sends;
Control module, the described charge request being configured to receive according to described receiver module opens the charging circuit of described portable set, is the charging of described portable set by described charging circuit.
19. devices according to claim 18, is characterized in that, described control module comprises:
Second controls submodule, and the control inputs module that the described charge request being configured to receive according to described receiver module controls described portable set exports high level;
3rd controls submodule, is configured to the charging voltage from described mobile device to be applied to grid for the 3rd metal-oxide-semiconductor charged for described portable set by described control inputs module.
20. devices according to claim 18, is characterized in that, described device also comprises:
3rd sending module, is configured to control to be in the battery of the described portable set process of charging in described control module, the information about power of described portable set is sent to described mobile device by the tag line of described USB line;
Second determination module, is configured to, when the battery by described portable set completely fills, determine that described portable set meets charge cutoff condition;
4th sending module, is configured to send charging complete message when described second determination module is determined to meet charge cutoff condition to described mobile device.
21. 1 kinds of devices for portable set charging, it is characterized in that, described device comprises:
Processor;
For the memory of storage of processor executable instruction;
Wherein, described processor is configured to:
The information about power of portable set is obtained by USB line;
If determine to need for described portable set charges according to described information about power, send charge request by portable set described in described USB alignment;
If described portable set opens the charging circuit of described portable set according to described charge request, be the charging of described portable set by described USB line.
22. 1 kinds of devices controlling portable set and charge, it is characterized in that, described device comprises:
Processor;
For the memory of storage of processor executable instruction;
Wherein, described processor is configured to:
The information about power of described portable set is sent by USB alignment mobile device;
Receiving described mobile device by described USB line determines to need for described portable set carries out the charge request that charges according to described information about power;
Opening the charging circuit of described portable set according to described charge request, is the charging of described portable set by described charging circuit.
23. 1 kinds of portable charging systems, is characterized in that, described system comprises: mobile device and portable set, and described mobile device is connected by USB line with described portable set;
Described mobile device, be configured to the information about power being obtained described portable set by described USB line, if determine to need for described portable set charges according to described information about power, charge request is sent by portable set described in described USB alignment, if described portable set opens the charging circuit of described portable set according to described charge request, be the charging of described portable set by described USB line.
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| CN106684955B (en) * | 2015-11-11 | 2019-10-15 | 小米科技有限责任公司 | Charger, electronic equipment and charging method |
| CN106208271A (en) * | 2016-09-12 | 2016-12-07 | 北京小米移动软件有限公司 | The management method of portable power source and device |
| CN107331909A (en) * | 2017-06-05 | 2017-11-07 | Tcl移动通信科技（宁波）有限公司 | A kind of OTG output voltage control methods, storage device and mobile terminal |
| CN109193883A (en) * | 2018-11-28 | 2019-01-11 | 华勤通讯技术有限公司 | The charging base and its control circuit of smartwatch |
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