CN104882941A - Electronic equipment, and control method therefor - Google Patents
Electronic equipment, and control method therefor Download PDFInfo
- Publication number
- CN104882941A CN104882941A CN201510324675.6A CN201510324675A CN104882941A CN 104882941 A CN104882941 A CN 104882941A CN 201510324675 A CN201510324675 A CN 201510324675A CN 104882941 A CN104882941 A CN 104882941A
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- Prior art keywords
- switch
- electronic equipment
- interface
- charging
- charhing unit
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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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- 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
- H02J7/0069—Charging or discharging for charge maintenance, battery initiation or rejuvenation
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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 invention provides electronic equipment, and the electronic equipment comprises a power supply which is used for providing electric energy for the electronic equipment; and a first charging unit which is connected with the power supply and connected with a first interface of the electronic equipment through a first switch. When the first switch is connected, the first charging unit is configured to charge peripheral equipment, connected to the first interface, at a first charging current. The electronic equipment also comprises a second charging unit, and the second charging unit is connected with the power supply and is connected with the first interface of the electronic equipment through a second switch. Moreover, when the second switch is connected, the second charging unit is configured to charge the peripheral equipment, connected to the first interface, at a second charging current. External charging electronic equipment serving as main equipment can carry out charging of equipment during shutdown. Moreover, a user can select quick charging or slow charging. When the user selects the quick charging, the electronic equipment can provide a larger charging current.
Description
Technical field
The present invention relates to a kind of electronic equipment, and relate more specifically to a kind of electronic equipment with the circuit structure of the charhing unit of different charging current.
Background technology
The electronic equipment that current computer or mobile phone etc. have USB interface can utilize the charge function of such as OTG (USB On-The-Go) function to the other electronic equipment charging with USB interface, but charging current when generally being charged to external equipment by USB interface is less, therefore, charging rate is slow, and the charging interval is long.
And, electronic equipment as the external charging of main equipment just can must be charged to the external connected electronic equipment be attached thereto by USB interface under open state, after shutdown, just can not be charged to electronic equipment external with it by USB interface again, such as, when user carries with notebook computer and mobile phone outside, notebook computer must be opened and just can charge to mobile phone.
Summary of the invention
In order to solve above-mentioned weak point of the prior art, according to an aspect of the present invention, a kind of electronic equipment being provided, comprising: power supply, for providing electric energy for described electronic equipment; First charhing unit, be connected with described power supply and be connected with the first interface of described electronic equipment by the first switch, and when described first switch conduction, described first charhing unit is configured and charges to the external equipment being connected to described first interface with the first charging current; And second charhing unit, be connected with described power supply and be connected by the first interface of second switch with described electronic equipment, and when described second switch conducting, described second charhing unit is configured and charges to the external equipment being connected to described first interface with the second charging current.
Wherein, according to one embodiment of present invention, described electronic equipment also comprises: control unit, be connected with described first switch and described second switch respectively, be configured to select the first switch described in conducting or described second switch, thus with described first charging current or described second charging current, the external equipment being connected to described first interface charged.
In addition, according to one embodiment of present invention, wherein, described control unit is configured when described electronic equipment carries out shutdown process and controls described first switch disconnection and control described second switch conducting, thus, when described electronic equipment is in off-mode, described second charhing unit charges to the external equipment being connected to described first interface with described second charging current.
In addition, according to one embodiment of present invention, described control unit is configured when described electronic equipment carries out start process and controls described first switch conduction and control described second switch to disconnect, thus when described electronic equipment from off-mode unlatching for the first charhing unit described in during open state charges to the external equipment being connected to described first interface with described first charging current.
In addition, according to one embodiment of present invention, wherein, wherein, described control unit is configured works as described second charhing unit and detects to there is external equipment that needs charge when being connected to described first interface, control described first switch disconnect and control described second switch conducting, thus when described second charhing unit detects that the external equipment that there is needs charging is connected to described first interface, no matter system is in open state or off-mode, all control described second charhing unit to charge to the described external equipment of charging that needs being connected to described first interface with described second charging current.
In addition, according to one embodiment of present invention, wherein whether, the operating system of described electronic equipment controls conducting and the disconnection of the first switch, thus control described first charhing unit and charge to the external equipment being connected to described first interface; Further, described second charhing unit also comprises: the second control unit, is configured the conducting and the disconnection that control described second switch, thus control described second charhing unit in working order time the external equipment being connected to described first interface is charged.
According to a further aspect in the invention, provide a kind of control method of electronic equipment, described electronic equipment comprises power supply, for providing electric energy for described electronic equipment, first charhing unit, be connected with described power supply and be connected with the first interface of described electronic equipment by the first switch, and when described first switch conduction, described first charhing unit is configured and charges to the external equipment being connected to described first interface with the first charging current, and second charhing unit, be connected with described power supply and be connected by the first interface of second switch with described electronic equipment, and when described second switch conducting, described second charhing unit is configured and charges to the external equipment being connected to described first interface with the second charging current, and, first charging current of described first charhing unit is less than the second charging current of the second charhing unit, described control method comprises: select the first switch or described second switch described in conducting, thus with described first charging current or described second charging current, the external equipment being connected to described first interface is charged.
In addition, according to one embodiment of present invention, wherein, described control method also comprises: when described electronic equipment carries out shutdown process, control described first switch disconnect and control described second switch conducting, thus when described electronic equipment is in off-mode, described second charhing unit charges to the external equipment being connected to described first interface with described second charging current.
In addition, according to one embodiment of present invention, wherein, described control method also comprises: when described electronic equipment carries out start process, control described first switch conduction and control described second switch to disconnect, thus when described electronic equipment from off-mode unlatching for the first charhing unit described in during open state charges to the external equipment being connected to described first interface with described first charging current.
In addition, according to one embodiment of present invention, wherein, described control method also comprises: when described second charhing unit detects that the external equipment that there is needs charging is connected to described first interface, control described first switch disconnect and control described second switch conducting, thus when described second charhing unit detects that the external equipment that there is needs charging is connected to described first interface, no matter system is in open state or off-mode, all control described second charhing unit to charge to the described external equipment of charging that needs being connected to described first interface with described second charging current.
As can be seen here, the circuit structure of electronic equipment provided by the invention, carry out some to the circuit structure in existing intelligent electronic device to optimize, just can external charging equipment be charged under making electronic equipment be in off-mode, and simultaneously user can select to carry out quick charge and still charges at a slow speed, wherein, when user selects to carry out quick charge, the electronic equipment of external charging can also provide the charging current larger than the existing charging current provided by the power management chip of electronic equipment self, thus charging rate is faster provided, shorten the charging interval to provide charging rate faster, shorten the charging interval, thus make the charging device in intelligent electronic device become more efficient and practical, improve the experience of user.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in the description of embodiment below.Accompanying drawing in the following describes is only exemplary embodiment of the present invention:
Fig. 1 shows the schematic block diagram being applied to the charging circuit configuration of an electronic equipment 100 according to the embodiment of the present invention;
Fig. 2 shows the schematic block diagram being applied to the charging circuit of an electronic equipment 100 according to an embodiment of the invention;
Fig. 3 shows the flow chart of the control method 300 being applied to an electronic equipment according to the embodiment of the present invention; And
Fig. 4 shows the schematic block diagram being applied to the charging circuit configuration of an electronic equipment 400 according to an example of the present invention.
Embodiment
Hereinafter, the preferred embodiments of the present invention are described in detail with reference to accompanying drawing.Note, in the present description and drawings, there is substantially the same step and represent with the identical Reference numeral of element, and will be omitted the repetition of explanation of these steps and element.
Mentioned in the whole text " embodiment " or " embodiment " of this specification means and to be contained at least one described embodiment in conjunction with special characteristic, structure or the characteristic described by described embodiment.Therefore, the appearance of phrase " in one embodiment " or " in one embodiment " all may not only be with same embodiment in the description.In addition, described special characteristic, structure or characteristic can any applicable mode be combined in one or more embodiments.
Fig. 1 shows the schematic block diagram being applied to the circuit structure of an electronic equipment 100 according to the embodiment of the present invention, and usually, as shown in Figure 1, described electronic equipment 100 can comprise power supply 110, first charhing unit 120 and the second charhing unit 130.
Particularly, the power supply 110 of electronic equipment 100 may be used for for described electronic equipment 100 provides electric energy.Usually, the power supply 110 of electronic equipment 100 can comprise: the battery etc. of the power supply adaptor of desktop computer, handheld device or notebook computer.
First charhing unit 120 is connected with described power supply 110, and can be connected with the first interface of described electronic equipment 100 by the first switch 140, and when described first switch 140 conducting, described first charhing unit 120 can be configured and charge to the external equipment 180 being connected to described first interface with the first charging current.Particularly, described first interface can be USB (Universal Serial Bus USB) interface, and described first charhing unit 120 can be the power management chip being connected to USB interface in the portable electric appts of such as mobile phone or notebook computer and so on, for powering to the external equipment 180 accessed by USB interface.Such as, generally can carry out work in the following manner as the power management chip being connected to USB interface in the electronic equipment 100 of feeder ear: when feeder ear judge to insert be USB power delivery cable after start to carry out handshake procedure: first, feeder ear protocol engine sends the voltage that can support as the external equipment of power consumption end to external equipment; Then, power consumption end protocol engine receives its voltage that can support of feeder ear transmission and selects the voltage needed for oneself, and demand information is sent to feeder ear; Then, feeder ear receives the information of external equipment, and the voltage gear needed for configuration is to be supplied to external equipment; Finally, the power management chip of electronic equipment 100 externally connects equipment 180 with new voltage gear and charges.Usually, the power management chip of desktop computer or notebook computer is less to the charging current of the mobile external charging equipment chargings such as mobile phone by the charging circuit of USB interface, is usually not more than 500mA, therefore, charging rate is slow, and the charging interval is also long.
Second charhing unit 130 is connected with described power supply 110, and can be connected with the first interface of described electronic equipment 100 by second switch 150, and when described second switch 150 conducting, described second charhing unit 130 can be configured and charge to the external equipment 180 being connected to described first interface with the second charging current, wherein, the first charging current of described first charhing unit 120 is less than the second charging current of the second charhing unit 130.Particularly, described second charhing unit 130 can be the portable power source charging management chip that charge power is greater than the power management chip in usual device.Usually, portable power source charging management chip can be comparatively large to the charging current of the mobile external charge equipment charges such as mobile phone, can reach 3-4A, and therefore, charging rate is than very fast, and the charging interval is also shorter.
Whether in one embodiment of the invention, described electronic equipment 100 can control conducting and the disconnection of the first switch 140 by its operating system, thus control described first charhing unit 120 and charge to the external equipment 180 being connected to described first interface; And, described second charhing unit 130 can also comprise: the second control unit, described second control unit can be configured the conducting and the disconnection that control described second switch 150, thus control described second charhing unit 150 in working order time the external equipment being connected to described first interface is charged with the second electric current.Particularly, in the present embodiment, first charhing unit 120 can charge to external equipment according to the control of the operating system of self of described electronic equipment 100, as long as and the second charhing unit 150 self can comprise control unit to control the second charhing unit in working order can be connected to first interface needs charging external equipment charge.
In addition, Fig. 2 shows the schematic block diagram of the circuit structure being applied to an electronic equipment 100 in accordance with another embodiment of the present invention, as shown in Figure 2, electronic equipment 100 can also comprise control unit 160, as shown in the figure, described control unit 160 can be connected with described first switch 140 and described second switch 150 respectively, be configured to select the first switch 140 or described second switch 150 described in conducting, thus described electronic equipment 100 can charge to the external equipment 180 being connected to described first interface with described first charging current or described second charging current.Usually, described control unit 160 can control described first switch 140 and described second switch 150 not conducting simultaneously.In one embodiment of the invention, described control unit 160 can select the first switch 140 or described second switch 150 described in conducting according to the switching signal from input unit 170.And, described switching signal can comprise the signal generated when user carries out input operation by the input unit 170 of electronic equipment 100, wherein, described input operation can comprise: user manually inputs the diverter switches such as the hardware button that electronic equipment 100 described in charhing unit switching command or user's manual operation is arranged.Visible, the charging circuit of the electronic equipment 100 provided by using the present embodiment, electronic equipment 100 can be made when open state, the mode that user manually inputs can choice for use power management chip or charging management chip charges, that is, user can select to carry out quick charge voluntarily and still charges at a slow speed.
In addition, in one embodiment of the invention, described control unit 160 can also be worked as when described electronic equipment 100 carries out shutdown process and is configured to control described first switch 140 and disconnects and control the conducting of described second switch 150, thus, when described electronic equipment 100 is in off-mode, described second charhing unit 130 can charge to the external equipment 180 being connected to described first interface with described second charging current.Particularly, such as, when user manually shuts down to electronic equipment 100, control unit 160 can control the power management chip of electronic equipment and USB interface disconnects, and the charging management chip controlling electronic equipment is connected with USB interface and is connected, thus, when electronic equipment 100 is in closed condition, when external charging equipment is inserted electronic equipment 100 by user, the charging current that electronic equipment 100 namely can be larger is charged to external charging equipment.
In another embodiment of the present invention, described control unit 160 can also be worked as when described electronic equipment 100 carries out start process and is configured to control described first switch 140 conducting and controls described second switch 150 to disconnect, thus when described electronic equipment 100 from off-mode unlatching for the first charhing unit 120 described in during open state charges to the external equipment 180 being connected to described first interface with described first charging current.Particularly, such as, when user manually carries out power-on operation to electronic equipment 100, control unit 160 can control the power management chip of electronic equipment and USB interface can communicate to connect, and the charging management chip and the USB interface that control electronic equipment disconnect, thus, when electronic equipment 100 is opened as open state from off-mode, when external equipment is inserted electronic equipment 100 by user, electronic equipment 100 can be charged to external equipment with less charging current by the external equipment of USB interface and insertion, now, if user needs charging rate faster, then as described in the previous embodiment, can by using power management chip at the way selection of the manual input of input equipment 170 or charging management chip charges, namely, after equipment is in open state, user can select to carry out quick charge voluntarily and still charge at a slow speed.
In addition, in another embodiment of the present invention, described control unit 160 can also be configured when detecting that the external equipment 180 that there is needs charging is connected to described first interface, control described first switch 140 disconnect and control the conducting of described second switch 150, thus in the present embodiment, when detecting that the external equipment that there is needs charging is connected to described first interface, no matter electronic equipment 100 is in open state or off-mode, described control unit 160 all controls described second charhing unit 130 and charges to the described external equipment 180 of charging that needs being connected to described first interface with described second charging current.
In order to illustrate in greater detail electronic equipment provided by the invention use situation in the above-described embodiments, be exemplified below with reference to Fig. 4.Fig. 4 shows the schematic block diagram being applied to the charging circuit configuration of an electronic equipment 400 according to an example of the present invention.Wherein, in this example, as shown in the figure, electronic equipment 400 can comprise: battery 410, power management chip 420, charging management chip 430, switch 440, switch 450 and USB interface 490, and electronic equipment can be such as a notebook computer 400.Particularly, as shown in Figure 4, power management chip 420 can be connected with the battery 410 of notebook computer 400, and can be connected with described USB interface 490 by switch 440, when switch 440 conducting, power management chip 420 can be configured and charge to the external charging equipment 480 being connected to USB interface 490 with less charging current, and now, power management chip can by charging to external equipment 480 with the Vbus of USB interface 490 connection that goes between.Charging management chip 430 can be connected with the battery 410 of notebook computer 400, and can be connected with described USB interface 490 by switch 450, when described switch 450 conducting, charging management chip 430 can be configured and charge to the external charging equipment 480 being connected to USB interface 490 with larger charging current, now, charging management chip 430 can by charging to external equipment 480 with the Vbus of USB interface 490 connection that goes between.
The specific implementation of the charging circuit of electronic equipment 400 is described referring to Fig. 4.As shown in Figure 4, in one example, control circuit can be used to be connected with switch 440 and switch 150 respectively, to select actuating switch 440 or switch 450, wherein, actuating switch 440 or switch 450 can be selected according to user via the switching signal of the input unit such as the touch-screen input of such as equipment 400.Such as, when electronic equipment shuts down, control circuit control switch 440 disconnects and control switch 450 conducting, thus when equipment 400 is not started shooting, the Vbus lead-in wire acquiescence of USB interface is switched to charging management chip 430, and can charge with the external equipment 490 of larger current to the band charging being connected to equipment 400 by USB interface.More specifically, in one example, equipment 400 can be a notebook computer, external equipment 490 can be a mobile phone, when user carries with notebook computer and mobile phone outside, notebook computer can not be opened just directly charge the phone, make the charge function of notebook computer more practical, improve Consumer's Experience.On the other hand, when equipment performs power-on operation, control circuit control switch 440 conducting and control switch 450 disconnect, thus, after equipment 400 is started shooting, the Vbus lead-in wire of USB interface is switched to be connected with the power management chip 420 of equipment 400, can charge with the external equipment 490 of slower charging rate to the band charging being connected to equipment 400 by USB interface.Now, if user needs to carry out quick charge to external equipment 490, then can select actuating switch 450 and roof-cut resistence 440 via the switching signal of the input unit inputs such as the touch-screen of such as equipment 400, the Vbus of USB interface lead-in wire is switched to and connects with the charging management chip 430 of equipment 400, charge with the external equipment 490 of larger current to the band charging being connected to equipment 400 by USB interface.That is, when equipment 400 is in open state, user can voluntarily choice for use quick charge mode still at a slow speed charging modes charge to external equipment 490.In addition, in one example, can also work as and detect to there is external equipment 490 that needs charge when being connected to USB interface, control switch 440 disconnects and control switch 450 conducting, thus when detecting that the external equipment 490 that there is needs charging is connected to USB interface, no matter system is in open state or off-mode, all controls charging management chip 430 and charges with the external equipment 490 of described second charging current to the needs charging being connected to USB interface.In another example, the power management chip 420 of control appliance 400 can also be carried out by the operating system of equipment 400 self, namely control power management chip by control switch 440 and whether the external equipment being connected to USB interface is charged.Now, charging management chip self can comprise the connecting and disconnecting that control circuit goes between to the Vbus controlling charging management chip and USB interface, namely, now, the control circuit of charging management chip self can control charging management chip in working order time with larger electric current, the external equipment 490 being connected to USB interface is charged.
As can be seen here, the electronic equipment 100 of what the application of the invention provided the have charhing unit of two different charging currents, the electronic equipment as the external charging of main equipment just can charge to from equipment under can be made to be in off-mode, and simultaneously user can select to carry out quick charge and still charges at a slow speed, wherein, when user selects to carry out quick charge, the electronic equipment of external charging can also provide the charging current larger than the existing charging current provided by the power management chip of electronic equipment self, to provide charging rate faster, shorten the charging interval, thus make the charging device in intelligent electronic device 100 become more efficient and practical, improve the experience of user.
In addition, the present invention additionally provides a kind of control method 300 of electronic equipment 100 on the other hand.Fig. 3 shows the flow chart being applied to the control method 300 of an electronic equipment 100 according to an example of the present invention.Wherein, as shown in Figure 1, described electronic equipment 100 can comprise power supply 110, first charhing unit 120 and the second charhing unit 130, power supply 110 may be used for for described electronic equipment 100 provides electric energy, first charhing unit 120 is connected with described power supply 110, and can be connected with the first interface of described electronic equipment by the first switch 140, and when described first switch 140 conducting, described first charhing unit 120 is configured and charges to the external equipment 180 being connected to described first interface with the first charging current, second charhing unit 130 is connected with described power supply, and can be connected with the first interface of described electronic equipment 100 by second switch 150, and when described second switch 150 conducting, described second charhing unit 130 is configured and charges to the external equipment 180 being connected to described first interface with the second charging current, wherein, first charging current of described first charhing unit 120 is less than the second charging current of the second charhing unit 130, and, the control method 300 of described electronic equipment 100 can comprise: select the first switch 140 or described second switch 150 described in conducting, thus with described first charging current or described second charging current, the external equipment 180 being connected to described first interface is charged.Usually, described first switch 140 and described second switch 150 not conducting simultaneously can be controlled.In one embodiment of the invention, the first switch 140 or described second switch 150 described in conducting can be selected according to the switching signal from input unit 170.And, described switching signal can comprise the signal generated when user carries out input operation by the input unit 170 of electronic equipment 100, wherein, described input operation can comprise: user manually inputs the diverter switches such as the hardware button that electronic equipment 100 described in charhing unit switching command or user's manual operation is arranged.Visible, the charging circuit of the electronic equipment 100 provided by using the present embodiment, electronic equipment 100 can be made when open state, the mode that user manually inputs can choice for use power management chip or charging management chip charges, that is, user can select to carry out quick charge voluntarily and still charges at a slow speed.
Particularly, as shown in Figure 3, the control method 300 of described electronic equipment 100 may further include: step S310, be configured when described electronic equipment 100 carries out shutdown process and control described first switch 140 and disconnect and control the conducting of described second switch 150, thus, when described electronic equipment 100 is in off-mode, described second charhing unit 130 charges to the external equipment 100 being connected to described first interface with described second charging current; Step S320, be configured control described first switch 140 conducting and control described second switch 150 to disconnect when described electronic equipment 100 carry out start process, thus when described electronic equipment 100 from off-mode unlatching for the first charhing unit 120 described in during open state charges to the external equipment being connected to described first interface with described first charging current.
Especially, the control method 300 of described electronic equipment 100 can also comprise: when described second charhing unit 130 detects that the external equipment 180 that there is needs charging is connected to described first interface, control described first switch 140 disconnect and control the conducting of described second switch 150, thus when detecting that the external equipment 100 that there is needs charging is connected to described first interface, no matter described electronic equipment 100 is in open state or off-mode, all control described second charhing unit 130 to charge to the described external equipment 100 of charging that needs being connected to described first interface with described second charging current.
As can be seen here, the control method 300 of what the application of the invention provided the have electronic equipment of the charhing unit of two different charging currents, the electronic equipment of externally charging just can charge to from equipment under can be made to be in off-mode, and simultaneously user can select to carry out quick charge and still charges at a slow speed, wherein, when user selects to carry out quick charge, the electronic equipment of external charging can also provide the charging current larger than the existing charging current provided by the power management chip of electronic equipment self, thus charging rate is faster provided, shorten the charging interval, thus make the charging device in intelligent electronic device become more efficient and practical, improve the experience of user.
It should be appreciated by those skilled in the art that and can be dependent on design requirement and other factors carries out various amendment, combination, incorporating aspects and replacement to the present invention, as long as they are in the scope of appended claims and equivalent thereof.
Claims (10)
1. an electronic equipment, comprising:
Power supply, for providing electric energy for described electronic equipment;
First charhing unit, be connected with described power supply and be connected with the first interface of described electronic equipment by the first switch, and when described first switch conduction, described first charhing unit is configured and charges to the external equipment being connected to described first interface with the first charging current; And
Second charhing unit, be connected with described power supply and be connected by the first interface of second switch with described electronic equipment, and when described second switch conducting, described second charhing unit is configured and charges to the external equipment being connected to described first interface with the second charging current
Wherein, the first charging current of described first charhing unit is less than the second charging current of the second charhing unit.
2. electronic equipment according to claim 1, also comprises:
Control unit, be connected with described first switch and described second switch respectively, be configured to select the first switch described in conducting or described second switch, thus with described first charging current or described second charging current, the external equipment being connected to described first interface charged.
3. electronic equipment according to claim 2, wherein,
Described control unit is configured when described electronic equipment carries out shutdown process and controls described first switch disconnection and control described second switch conducting, thus, when described electronic equipment is in off-mode, described second charhing unit charges to the external equipment being connected to described first interface with described second charging current.
4. electronic equipment according to claim 3, wherein,
Described control unit is configured when described electronic equipment carries out start process and controls described first switch conduction and control described second switch to disconnect, thus when described electronic equipment from off-mode unlatching for the first charhing unit described in during open state charges to the external equipment being connected to described first interface with described first charging current.
5. electronic equipment according to claim 2, wherein, described control unit is configured when detecting that the external equipment that there is needs charging is connected to described first interface, control described first switch disconnect and control described second switch conducting, thus when detecting that the external equipment that there is needs charging is connected to described first interface, no matter system is in open state or off-mode, all controls described second charhing unit and charges to the described external equipment of charging that needs being connected to described first interface with described second charging current.
6. electronic equipment according to claim 1, whether wherein, the operating system of described electronic equipment controls conducting and the disconnection of the first switch, thus control described first charhing unit and charge to the external equipment being connected to described first interface; Further, described second charhing unit also comprises: the second control unit, is configured the conducting and the disconnection that control described second switch, thus control described second charhing unit in working order time the external equipment being connected to described first interface is charged.
7. a control method for electronic equipment, wherein, described electronic equipment comprises power supply, for providing electric energy for described electronic equipment; First charhing unit, be connected with described power supply and be connected with the first interface of described electronic equipment by the first switch, and when described first switch conduction, described first charhing unit is configured and charges to the external equipment being connected to described first interface with the first charging current; And second charhing unit, be connected with described power supply and be connected by the first interface of second switch with described electronic equipment, and when described second switch conducting, described second charhing unit is configured and charges to the external equipment being connected to described first interface with the second charging current, and, first charging current of described first charhing unit is less than the second charging current of the second charhing unit, and described control method comprises:
Select the first switch or described second switch described in conducting, thus with described first charging current or described second charging current, the external equipment being connected to described first interface is charged.
8. control method according to claim 7, also comprises:
When described electronic equipment carries out shutdown process, control described first switch disconnect and control described second switch conducting, thus, when described electronic equipment is in off-mode, described second charhing unit charges to the external equipment being connected to described first interface with described second charging current.
9. control method according to claim 8, also comprises:
When described electronic equipment carries out start process, control described first switch conduction and control described second switch to disconnect, thus when described electronic equipment from off-mode unlatching for the first charhing unit described in during open state charges to the external equipment being connected to described first interface with described first charging current.
10. control method according to claim 7, also comprises:
When detecting that the external equipment that there is needs charging is connected to described first interface, control described first switch disconnect and control described second switch conducting, thus when detecting that the external equipment that there is needs charging is connected to described first interface, no matter system is in open state or off-mode, all controls described second charhing unit and charges to the described external equipment of charging that needs being connected to described first interface with described second charging current.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710701610.8A CN107465227B (en) | 2015-06-12 | 2015-06-12 | Electronic equipment and control method thereof |
| CN201510324675.6A CN104882941B (en) | 2015-06-12 | 2015-06-12 | A kind of electronic equipment and its control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510324675.6A CN104882941B (en) | 2015-06-12 | 2015-06-12 | A kind of electronic equipment and its control method |
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| CN201710701610.8A Division CN107465227B (en) | 2015-06-12 | 2015-06-12 | Electronic equipment and control method thereof |
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| CN104882941A true CN104882941A (en) | 2015-09-02 |
| CN104882941B CN104882941B (en) | 2017-08-25 |
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| CN201510324675.6A Active CN104882941B (en) | 2015-06-12 | 2015-06-12 | A kind of electronic equipment and its control method |
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| CN201710701610.8A Active CN107465227B (en) | 2015-06-12 | 2015-06-12 | Electronic equipment and control method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105468124A (en) * | 2015-11-23 | 2016-04-06 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN106685007A (en) * | 2017-01-24 | 2017-05-17 | 维沃移动通信有限公司 | Power supply control circuit for peripheral equipment, power supply method and mobile terminal |
| CN106685018A (en) * | 2017-03-17 | 2017-05-17 | 上海与德科技有限公司 | Reverse charging method and device as well as terminal |
| CN106786949A (en) * | 2017-01-03 | 2017-05-31 | 奇酷互联网络科技（深圳）有限公司 | Terminal device and its external charging method |
| WO2018050026A1 (en) * | 2016-09-18 | 2018-03-22 | 苏州宝时得电动工具有限公司 | Charging method, charging device and charging system |
| CN108196894A (en) * | 2018-01-02 | 2018-06-22 | 联想(北京)有限公司 | A kind of method and electronic equipment for detecting external equipment access |
| CN110417083A (en) * | 2019-07-17 | 2019-11-05 | 亮风台（上海）信息科技有限公司 | A kind of external equipment power supply unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100052608A1 (en) * | 2008-08-27 | 2010-03-04 | Panasonic Corporation | Electronic apparatus |
| CN101908771A (en) * | 2009-06-08 | 2010-12-08 | 欣旺达电子股份有限公司 | Circuit for realizing fast and slow charging in linear circuits and charging control method |
| CN102130476A (en) * | 2010-01-18 | 2011-07-20 | 上海果壳电子有限公司 | Electronic equipment quick-acting charging device based on dynamic switching and using method thereof |
| CN103066673A (en) * | 2012-12-25 | 2013-04-24 | 李宁杭 | Outdoor constant current charger for rechargeable battery |
| CN103516004A (en) * | 2012-06-29 | 2014-01-15 | 联想(北京)有限公司 | Information processing method and device |
| US20140347004A1 (en) * | 2013-05-24 | 2014-11-27 | Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. | Charging control circuit and electronic device with the same |
| CN104201748A (en) * | 2014-09-28 | 2014-12-10 | 深圳市伊爱高新技术开发有限公司 | Intelligent charging circuit |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100375510B1 (en) * | 2000-08-25 | 2003-03-10 | 삼성전기주식회사 | Charging circuit for double battery at the same time |
| CN1235161C (en) * | 2002-09-20 | 2006-01-04 | 联想(北京)有限公司 | Notobook computer capable of recharging portable electronic equipment |
| CN100462897C (en) * | 2004-11-30 | 2009-02-18 | 鸿富锦精密工业（深圳）有限公司 | Computer system with re-starting control circuit |
| CN201690242U (en) * | 2009-12-03 | 2010-12-29 | 国基电子（上海）有限公司 | Double-mode charging circuit |
| CN102437623B (en) * | 2010-09-29 | 2014-07-02 | 联想(北京)有限公司 | Adapter, terminal device, USB (universal serial bus) connection device and charging base station |
| CN201918798U (en) * | 2011-01-21 | 2011-08-03 | 清远市佳的美电子科技有限公司 | Portable power supply |
| CN202205134U (en) * | 2011-09-04 | 2012-04-25 | 德州学院 | Plate computer |
| CN102768570B (en) * | 2011-12-23 | 2016-10-05 | 联想(北京)有限公司 | A kind of electronic equipment |
| CN103311562B (en) * | 2012-03-12 | 2015-06-03 | 联想(北京)有限公司 | Charging battery, and charging control method and discharging control method thereof |
| CN103701178A (en) * | 2014-01-02 | 2014-04-02 | 吴建堂 | Computer USB (Universal Serial Bus) port lithium battery rapid-level and slow-level charger |
| CN203859558U (en) * | 2014-04-25 | 2014-10-01 | Tcl通力电子（惠州）有限公司 | Electronic equipment and external charging circuit thereof |
-
2015
- 2015-06-12 CN CN201710701610.8A patent/CN107465227B/en active Active
- 2015-06-12 CN CN201510324675.6A patent/CN104882941B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100052608A1 (en) * | 2008-08-27 | 2010-03-04 | Panasonic Corporation | Electronic apparatus |
| CN101908771A (en) * | 2009-06-08 | 2010-12-08 | 欣旺达电子股份有限公司 | Circuit for realizing fast and slow charging in linear circuits and charging control method |
| CN102130476A (en) * | 2010-01-18 | 2011-07-20 | 上海果壳电子有限公司 | Electronic equipment quick-acting charging device based on dynamic switching and using method thereof |
| CN103516004A (en) * | 2012-06-29 | 2014-01-15 | 联想(北京)有限公司 | Information processing method and device |
| CN103066673A (en) * | 2012-12-25 | 2013-04-24 | 李宁杭 | Outdoor constant current charger for rechargeable battery |
| US20140347004A1 (en) * | 2013-05-24 | 2014-11-27 | Hong Fu Jin Precision Industry (Shenzhen) Co., Ltd. | Charging control circuit and electronic device with the same |
| CN104201748A (en) * | 2014-09-28 | 2014-12-10 | 深圳市伊爱高新技术开发有限公司 | Intelligent charging circuit |
Non-Patent Citations (1)
| Title |
|---|
| 姚雯: "技嘉USB3.0主板关机下也能给ipod快速充电", 《电脑爱好者》 * |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105468124A (en) * | 2015-11-23 | 2016-04-06 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| WO2018050026A1 (en) * | 2016-09-18 | 2018-03-22 | 苏州宝时得电动工具有限公司 | Charging method, charging device and charging system |
| US10971764B2 (en) | 2016-09-18 | 2021-04-06 | Positec Power Tools (Suzhou) Co., Ltd. | Charging method, charging device, and charging system |
| CN106786949A (en) * | 2017-01-03 | 2017-05-31 | 奇酷互联网络科技（深圳）有限公司 | Terminal device and its external charging method |
| CN106685007B (en) * | 2017-01-24 | 2018-10-16 | 维沃移动通信有限公司 | A kind of power-supplying circuit of peripheral equipment, method of supplying power to and mobile terminal |
| CN106685007A (en) * | 2017-01-24 | 2017-05-17 | 维沃移动通信有限公司 | Power supply control circuit for peripheral equipment, power supply method and mobile terminal |
| CN106685018A (en) * | 2017-03-17 | 2017-05-17 | 上海与德科技有限公司 | Reverse charging method and device as well as terminal |
| CN106685018B (en) * | 2017-03-17 | 2020-06-23 | 赣州市瑞嘉达电子有限公司 | Reverse charging method and device and terminal |
| CN108196894A (en) * | 2018-01-02 | 2018-06-22 | 联想(北京)有限公司 | A kind of method and electronic equipment for detecting external equipment access |
| CN108196894B (en) * | 2018-01-02 | 2021-05-18 | 联想(北京)有限公司 | Method for detecting external equipment access and electronic equipment |
| CN110417083A (en) * | 2019-07-17 | 2019-11-05 | 亮风台（上海）信息科技有限公司 | A kind of external equipment power supply unit |
| CN112928787A (en) * | 2019-12-06 | 2021-06-08 | 北京小米移动软件有限公司 | Charging circuit, electronic equipment, charging control method and device |
| CN112087359A (en) * | 2020-09-28 | 2020-12-15 | 北京东土科技股份有限公司 | Serial communication system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107465227B (en) | 2021-02-19 |
| CN107465227A (en) | 2017-12-12 |
| CN104882941B (en) | 2017-08-25 |
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