CN103713718A - Power supply method, power supply unit and docking station - Google Patents
Power supply method, power supply unit and docking station Download PDFInfo
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- CN103713718A CN103713718A CN201210374821.2A CN201210374821A CN103713718A CN 103713718 A CN103713718 A CN 103713718A CN 201210374821 A CN201210374821 A CN 201210374821A CN 103713718 A CN103713718 A CN 103713718A
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Abstract
The invention discloses a power supply method, a power supply unit and a docking station. The power supply method is applied to the power supply unit. The power supply unit is provided with a first power supply interface. The power supply method includes: when a first electronic device connects to the power supply unit through the first power supply interface, a first power message, which is used for indicating that the power supply unit is able to provide the first electronic device with first power of a first power value, is transmitted to the first electronic device; second power of a second power value is output to the first electronic device through the first power supply interface; the second power value is larger than or equal to the first power value, and the second power value is in a rated operating power range of the first electronic device. Meanwhile, the invention provides the power supply unit implementing the power supply method, and the docking station.
Description
Technical field
The present invention relates to electronic technology field, relate in particular to a kind of method of supplying power to, power-supply unit and docking station.
Background technology
Along with the widespread use of computing machine, increasing electronic equipment enters people's life, such as, notebook computer, panel computer, smart mobile phone.Each electronic equipment can have corresponding electric supply installation, for example, and the power supply adaptor of notebook computer, the power supply adaptor of smart mobile phone or panel computer.
At present, when power supply adaptor is powered to electronic equipment, can first send a power information, the ID of power supply adaptor namely, tell electronic equipment, its power supply adaptor can provide how powerful power supply for it, when electronic equipment receives after this information, will the current process of adaptive adjustment oneself, it can normally be worked under above-mentioned power.Such as, the power supply adaptor of a 90W sends to notebook computer by the ID of oneself, and now, notebook computer will be adjusted under the pattern of 90W and work.
But, if while adopting docking station of a power supply adaptor connection to be a plurality of electronic equipments power supply, because power supply adaptor and docking station are for being connected in series, a part of power power-supply in the power supply that docking station self meeting electric consumption adapter provides, so, the power that electronic equipment receives will be less than the power of the power supply of power supply adaptor output, and the power information that now electronic equipment still sends according to power supply adaptor is adjusted the operating power of oneself, the technical matters that will exist electronic equipment to crash because of electricity shortage like this.Such as, take notebook computer as example, the power supply that power supply adaptor provides is 90W, and power supply adaptor sends power information to notebook computer so, informs that power supply adaptor will offer the power supply of notebook computer 90W, but because docking station has consumed the power of 35W, so, the actual power receiving of notebook computer is 55W, but notebook computer still carrys out work according to 90W power, so, notebook computer will crash.
Summary of the invention
The invention provides a kind of method of supplying power to, a kind of power-supply unit, and a kind of docking station, the technical matters crashing because of electricity shortage in order to solve the electronic equipment that exists in prior art.
On the one hand, the present invention is by the application's a embodiment, a kind of method of supplying power to is provided, be applied in a power-supply unit, described power-supply unit has the first power supply interface, described method comprises: when the first electronic equipment is connected to described power-supply unit by described the first power supply interface, send the first power information to described the first electronic equipment, wherein, for characterizing described power-supply unit, can to provide performance number to described the first electronic equipment be the first power supply of the first performance number to described the first power information; By described the first power supply interface, to described the first output power of electronic equipment value, it is the second source of the second performance number, wherein, described the second performance number is more than or equal to described the first performance number, and described the second performance number is in the nominal operation power bracket of described the first electronic equipment.
Optionally, described power-supply unit comprises an electric supply installation and a docking station being connected with described electric supply installation, and wherein, described electric supply installation can output power value be the 3rd power supply of the 3rd performance number, and described the 3rd performance number is greater than described the second performance number.
Optionally, before described transmission the first power information is to described the first electronic equipment, described method also comprises: after described docking station obtains described the 3rd power supply, based on a predetermined condition, generate described the first power information.
Optionally, described predetermined condition is specially the performance number of the nominal operation power of described docking station.
Optionally, described is the second source of the second performance number to described the first output power of electronic equipment value, specifically comprises: according to described the first power information, described the 3rd power supply is converted to described second source; Described second source is exported to described the first electronic equipment.
On the other hand, the present invention provides a kind of power-supply unit by another embodiment of the application, can give the first electronic equipment power supply, and described power-supply unit comprises: electric supply installation is the 3rd power supply of the 3rd performance number for output power value; Docking station, there is the first power supply interface, described docking station is connected with described power-supply unit, for when described the first electronic equipment is connected to described power-supply unit by described the first power supply interface, send the first power information to described the first electronic equipment, wherein, for characterizing described power-supply unit, can to provide performance number to described the first electronic equipment be the first power supply of the first performance number to described the first power information; By described the first power supply interface, to described the first output power of electronic equipment value, it is the second source of the second performance number, wherein, described the first performance number is less than described the 3rd performance number, described the second performance number is more than or equal to described the first performance number, and described the second performance number is in the nominal operation power bracket of described the first electronic equipment.
Optionally, described docking station also comprises: the first transmitting element, for when the first electronic equipment is connected to described power-supply unit by described the first power supply interface, send the first power information to described the first electronic equipment, wherein, for characterizing described power-supply unit, can to provide performance number to described the first electronic equipment be the first power supply of the first performance number to described the first power information; The first output unit, for passing through described the first power supply interface, to described the first output power of electronic equipment value, it is the second source of the second performance number, wherein, described the first performance number is less than described the 3rd performance number, described the second performance number is more than or equal to described the first performance number, and described the second performance number is in the nominal operation power bracket of described the first electronic equipment.
Optionally, described docking station also comprises: the first generation unit, for obtain described the 3rd power supply at described docking station after, based on a predetermined condition, generates described the first power information.
Optionally, described predetermined condition is specially the performance number of the nominal operation power of described docking station.
Optionally, described the first output unit specifically comprises: the first conversion subelement, for according to described the first power information, is converted to described second source by described the first power supply; The first output subelement, for exporting to described second source described the first electronic equipment.
Again on the one hand, the present invention provides a kind of docking station by another embodiment of the application, can be connected with an electric supply installation, and described electric supply installation can output power value be the 3rd power supply of the 3rd performance number, described docking station comprises: the first power supply interface, for connecting the first electronic equipment; The first transmitting element, for when described the first electronic equipment is connected to described docking station by described the first power supply interface, send the first power information to described the first electronic equipment, wherein, for characterizing described docking station, can to provide performance number to described the first electronic equipment be the first power supply of the first performance number to described the first power information; The first output unit, for passing through described the first power supply interface, to described the first output power of electronic equipment value, it is the second source of the second performance number, wherein, described the first performance number is less than described the 3rd performance number, described the second performance number is more than or equal to described the first performance number, and described the second performance number is in the nominal operation power bracket of described the first electronic equipment.
Optionally, described docking station also comprises: the first generation unit, for obtain described the 3rd power supply at described docking station after, based on a predetermined condition, generates described the first power information.
Optionally, described predetermined condition is specially the performance number of the nominal operation power of described docking station.Optionally, described the first output unit specifically comprises: the first conversion subelement, for according to described the first power information, is converted to described second source by described the 3rd power supply; The first output subelement, for exporting to described second source described the first electronic equipment.
The one or more technical schemes that provide in the embodiment of the present application, at least have following technique effect or advantage:
1, owing to exporting to the second performance number of the second source of the first electronic equipment, be more than or equal to the first performance number, so, the first electronic equipment just can not cause the deadlock that electricity shortage causes because the second source performance number receiving is less than first performance number of informing in the first power information, effectively solved the technical matters that the electronic equipment that exists in prior art crashes because of electricity shortage, and then a kind of method of supplying power to is reliably provided.
2,, because the second performance number is in the nominal operation power bracket of the first electronic equipment, so, the first electronic equipment can not cause because the second source power receiving is excessive the first electronic equipment to damage, and a kind of reliable method of supplying power to is further provided.
3, because docking station is divided into two parts according to a predetermined condition by the 3rd power supply, a part is exported to the first electronic equipment, the first electronic equipment can be received be more than or equal to the second source of self actual needs power; And another part is for the consumption of docking station self, make like this, when guaranteeing the normal work of docking station, also can guarantee the normal work of the first electronic equipment.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the method for supplying power in one embodiment of the invention;
Fig. 2 is the structural representation of the power-supply unit in one embodiment of the invention;
Fig. 3 is the structural representation of the docking station in one embodiment of the invention.
Embodiment
The embodiment of the present application is by a kind of method of power supply is provided, and a kind of power-supply unit and a kind of docking station have solved the technical matters that the electronic equipment that exists in prior art crashes because of electricity shortage.
The problem that technical scheme in the embodiment of the present application crashes because of electricity shortage for solving the electronic equipment of above-mentioned existence, general thought is as follows:
When the first electronic equipment is connected to power-supply unit by the first power supply interface, send the first power information to the first electronic equipment, wherein, for characterizing power-supply unit, can to provide performance number to the first electronic equipment be the first power supply of the first performance number to the first power information;
By the first power supply interface, to the first output power of electronic equipment value, be the second source of the second performance number, wherein, the second performance number is more than or equal to the first performance number, and the second performance number is in the nominal operation power bracket of the first electronic equipment.
In order better to understand technique scheme, below in conjunction with Figure of description and concrete embodiment, technique scheme is described in detail.
The application one embodiment provide a kind of method of supplying power to, is applied in a power-supply unit, and this power-supply unit can be given notebook computer, smart mobile phone, the electronic equipment power supplies such as panel computer; This power-supply unit at least has the first power supply interface.In specific implementation process, power-supply unit can be by an electric supply installation, as power supply adaptor, or power transformer, and docking station composition, this docking station comprises above-mentioned the first power supply interface, can also comprise other power supply interfaces, for giving other electronic equipment power supplies.Electric supply installation is connected with docking station, and docking station is exported to the 3rd power supply with the 3rd power by a power interface.Certainly, electric supply installation and docking station can be made an electronic equipment, can be also two independently electronic equipments connecting by a power lead, and the application is not specifically limited.
As shown in Figure 1, the method comprises:
S1: when the first electronic equipment is connected to power-supply unit by the first power supply interface, send the first power information to the first electronic equipment, wherein, for characterizing power-supply unit, can to provide performance number to the first electronic equipment be the first power supply of the first performance number to the first power information;
S2: by the first power supply interface, be the second source of the second performance number to the first output power of electronic equipment value, wherein, the second performance number is more than or equal to the first performance number, and the second performance number is in the nominal operation power bracket of the first electronic equipment.
For example, when user need to use above-mentioned power-supply unit to power to the first electronic equipment, first, in the first power supply interface, insert a power lead, and the other end of power lead is inserted in the power interface of notebook computer, then power-supply unit is powered on, next, carry out S1, send the first power information to the first electronic equipment, here said the first power information is informed the first electronic equipment exactly, and power-supply unit can provide to it information of the first power supply of the first performance number.Such as, power-supply unit can be given the first power supply that the first electronic equipment performance number is 135W, and so, the first power information will be informed the first electronic equipment, and power-supply unit can be supplied with the first power supply of its 135W.
In another embodiment, in order to guarantee the normal work simultaneously of the first electronic equipment and docking station, before S1, the method also comprises: after docking station obtains the 3rd power supply, based on a predetermined condition, generate the first power information.
In specific implementation process, above-mentioned predetermined condition can be certain for the performance number of the nominal operation power of docking station, can also be other conditions, as long as can make the normal work of the first electronic equipment and docking station, those of ordinary skills can set voluntarily, and the application is not specifically limited.
Specifically, when the performance number of the predetermined condition nominal operation power that is docking station, first, docking station receives the 3rd power supply of electric supply installation output, obtains the 3rd performance number of the 3rd power supply, the 3rd performance number is greater than the second performance number, then, according to the nominal operation performance number of docking station self, docking station plan is divided into two parts by the 3rd power supply, a part is for exporting to the first power supply of the first electronic equipment, and some is exactly the power supply of supplying with docking station autophage.That is to say, the first performance number of the first power supply and the nominal operation performance number of docking station self size altogether equal the 3rd performance number of the 3rd power supply.Next, according to the first performance number, generate above-mentioned the first power information.
Such as, when the nominal operation performance number of docking station is 20W, for the electric supply installation of different the 3rd performance numbers, the first performance number of the first electronic equipment and the relation of the 3rd performance number are exported in plan, can be as shown in table 1 below:
| The 3rd performance number: (W) | 65 | 90 | 135 | 170 |
| The first performance number: (W) | 45 | 70 | 115 | 150 |
That is to say, when the 3rd power is 65W, the first performance number is just 45W, and so, the first power information just represents that power-supply unit plan supplies with the first power supply of the first electronic equipment 45W; When the 3rd power is 90W, the first performance number is just 70W, and so, the first power information just represents that power-supply unit plan supplies with the first power supply of the first electronic equipment 70W; When the 3rd power is 135W, the first performance number is just 115W, and so, the first power information just represents that power-supply unit plan supplies with the first power supply of the first electronic equipment 115W; When the 3rd power is 170W, the first performance number is just 150W, and so, the first power information just represents that power-supply unit plan supplies with the first power supply of the first electronic equipment 150W.
For another example, when the nominal operation performance number of docking station is 35W, for the electric supply installation of different the 3rd performance numbers, the first performance number of the first electronic equipment and the relation of the 3rd performance number are exported in plan, can be as shown in table 1 below:
| The 3rd performance number: (W) | 65 | 90 | 135 | 170 |
| The first performance number: (W) | 30 | 55 | 100 | 135 |
That is to say, when the 3rd power is 65W, the first performance number is just 30W, and so, the first power information just represents that power-supply unit plan supplies with the first power supply of the first electronic equipment 30W; When the 3rd power is 90W, the first performance number is just 55W, and so, the first power information just represents that power-supply unit plan supplies with the first power supply of the first electronic equipment 55W; When the 3rd power is 135W, the first performance number is just 100W, and so, the first power information just represents that power-supply unit plan supplies with the first power supply of the first electronic equipment 100W; When the 3rd power is 170W, the first performance number is just 135W, and so, the first power information just represents that power-supply unit plan supplies with the first power supply of the first electronic equipment 135W.
Certainly, the nominal operation power of docking station can also be worth for other, is not limited in above-mentioned severally, and the application is not specifically limited.
In specific implementation process, said process can be realized by a change-over circuit.Specifically, electric supply installation can send a power information before power supply, inform that it is the 3rd power supply of the 3rd performance number that docking station electric supply installation can provide performance number, above-mentioned power information can be first electric signal with the 3rd performance number, so when docking station is according to predetermined condition plan the 3rd power distribution when good, will the first electric signal be converted to the second electric signal by above-mentioned change-over circuit, this second electric signal be exactly performance number be the first power information of the first performance number.Certainly, power information can also have other form, such as the packet that contains power supply ID sign, as long as can characterize power-supply unit, can offer the first power supply that the first electronic equipment performance number is the first performance number, or characterize electric supply installation and can offer the 3rd power supply that docking station performance number is the 3rd performance number, the application is not specifically limited.
By S1, to the first electronic equipment, sending after the first power information, carry out S2, that is: by the first power supply interface, to the first output power of electronic equipment value, it is the second source of the second performance number, wherein, the second performance number is more than or equal to the first performance number, and the second performance number is in the nominal operation power bracket of the first electronic equipment.
In specific implementation process, S2 can be: according to the first power information, the 3rd power supply is converted to second source; Second source is exported to the first electronic equipment.
Specifically, after docking station distributes the 3rd power supply according to plan, will the 3rd power supply be converted to second source according to the first power information, in specific implementation process, this transfer process can be completed by above-mentioned change-over circuit.Because the second performance number of second source is more than or equal to the first performance number, so, when docking station reaches fully loaded, when namely docking station is worked with maximum service rating, the second performance number of the second source that the first electronic equipment is received just equals the first performance number, and the power information that the first electronic equipment is received is consistent with the actual power supply receiving; When docking station does not reach fully loaded, when namely work at present power is less than nominal operation power, docking station consumption not planned assignment give the so much power of self, so, the second performance number of the second source that the first electronic equipment is received is just slightly larger than the first performance number, and in the nominal operation power bracket of the second performance number in the first electronic equipment, so just can not damage because output power is excessive the first electronic equipment, realize power supply reliably.
By foregoing description, can find out, application said method is given the first electronic equipment power supply, can avoid the first electronic equipment because the second source performance number receiving is less than the performance number of informing in the first power information and causes the first electronic equipment electricity shortage, cause crashing, a kind of method of supplying power to is reliably provided; Further, the first electronic equipment can not cause because the second source power receiving is excessive the first electronic equipment to damage; Further, in the normal work that guarantees docking station, also can guarantee that the first electronic equipment normally works.
Based on same inventive concept, another embodiment of the application provides a kind of power-supply unit 10, and this power-supply unit 10 can be given the first electronic equipment, as notebook computer, and smart mobile phone, the electronic equipment power supplies such as panel computer.
As shown in Figure 2, this power-supply unit 10 comprises: electric supply installation 101 is the 3rd power supply of the 3rd performance number for output power value; Docking station 102, there is the first power supply interface, docking station 102 is connected with electric supply installation 101, for when the first electronic equipment is connected to power-supply unit 10 by the first power supply interface, send the first power information to the first electronic equipment, wherein, for characterizing power-supply unit 10, can to provide performance number to the first electronic equipment be the first power supply of the first performance number to the first power information; By the first power supply interface, to the first output power of electronic equipment value, be the second source of the second performance number, wherein, the first performance number is less than the 3rd performance number, the second performance number is more than or equal to the first performance number, and the second performance number is in the nominal operation power bracket of the first electronic equipment.
In specific implementation process, docking station 102 can also comprise other power supply interfaces, for giving other electronic equipment power supplies.Electric supply installation 101 is connected with docking station 102, and by a power interface, docking station 102 is exported to the 3rd power supply with the 3rd power.Certainly, electric supply installation and docking station can be made an electronic equipment, can be also two independently electronic equipments connecting by a power lead, and the application is not specifically limited.
Further, as shown in Figure 3, docking station 102 specifically comprises: the first transmitting element, for when the first electronic equipment is connected to power-supply unit 10 by the first power supply interface, send the first power information to the first electronic equipment, wherein, for characterizing power-supply unit, can to provide performance number to the first electronic equipment be the first power supply of the first performance number to the first power information; The first output unit, for passing through the first power supply interface, to the first output power of electronic equipment value, it is the second source of the second performance number, wherein, the first performance number is less than the 3rd performance number, the second performance number is more than or equal to the first performance number, and the second performance number is in the nominal operation power bracket of the first electronic equipment.
Further, docking station 102 also comprises: the first generation unit, for after docking station 102 obtains the first power supply, based on a predetermined condition, generates the first power information.
Further, predetermined condition is specially the performance number of the nominal operation power of docking station 102.
In specific implementation process, electric supply installation 101 can send a power information before power supply, inform that it is the first power supply of the first performance number that docking station 102 electric supply installations 10 can provide performance number, above-mentioned power information can be first electric signal with the 3rd performance number, so when docking station 102 is according to predetermined condition plan the 3rd power distribution when good, will the first electric signal be converted to the second electric signal by a circuit for power conversion, this second electric signal be exactly performance number be the first power information of the first performance number.Certainly, power information can also have other form, such as transmission contains the packet that power supply ID identifies, as long as can characterize power-supply unit 10, can offer the first power supply that the first electronic equipment performance number is the first performance number, or characterize electric supply installation 101 and can offer the 3rd power supply that docking station 102 performance numbers are the 3rd performance number, the application is not specifically limited.
So, the first generation unit can be just above-mentioned circuit for power conversion, can also be a data-switching chip, and the application is not specifically limited.
Further, the first output unit specifically comprises: the first conversion subelement, for according to the first power information, is converted to second source by the 3rd power supply; The first output subelement, for exporting to second source the first electronic equipment.
Based on same inventive concept, another embodiment of the application provides a kind of docking station 102, and this docking station 102 can be connected with an electric supply installation 101, and electric supply installation 101 can output power value be the first power supply of the first performance number.
As shown in Figure 3, docking station 102 comprises: the first power supply interface 1021, for connecting the first electronic equipment; The first transmitting element 1022, for when the first electronic equipment is connected to docking station 102 by the first power supply interface 1021, send the first power information to the first electronic equipment, wherein, for characterizing docking station 102, can to provide performance number to the first electronic equipment be the first power supply of the first performance number to the first power information; The first output unit 1023, for passing through the first power supply interface 1021, to the first output power of electronic equipment value, it is the second source of the second performance number, wherein, the first performance number is less than the 3rd performance number, the second performance number is more than or equal to the first performance number, and the second performance number is in the nominal operation power bracket of the first electronic equipment.
In specific implementation process, docking station 102 can also comprise other power supply interfaces, for giving other electronic equipment power supplies.
Further, docking station 102 also comprises: the first generation unit 1024, for after docking station 102 obtains the 3rd power supply, based on a predetermined condition, generates the first power information.
Further, predetermined condition is specially the performance number of the nominal operation power of docking station 102.
In specific implementation process, electric supply installation 101 can send a power information before power supply, inform that it is the first power supply of the first performance number that docking station 102 electric supply installations 10 can provide performance number, above-mentioned power information can be first electric signal with the 3rd performance number, so when docking station 102 is according to predetermined condition plan the 3rd power distribution when good, will the first electric signal be converted to the second electric signal by a change-over circuit, this second electric signal be exactly performance number be the first power information of the first performance number.Certainly, power information can also have other form, as long as can characterize power-supply unit 10, can offer the first power supply that the first electronic equipment performance number is the first performance number, or characterize electric supply installation 101 and can offer the 3rd power supply that docking station 102 performance numbers are the 3rd performance number, the application is not specifically limited.
So, the first generation unit can be just above-mentioned circuit for power conversion, can also be a data-switching chip, and the application is not specifically limited.
Further, the first output unit 1023 specifically comprises: the first conversion subelement, for according to the first power information, is converted to second source by the 3rd power supply; The first output subelement, for exporting to second source the first electronic equipment.
In specific implementation process, because electric supply installation 101 may have a plurality of power gears, or user has the electric supply installation 101 of a plurality of different capacities, so, the first conversion subelement can comprise a plurality of modular converters, can be for the first power supply of different performance numbers, like this, user just can pass through the corresponding a plurality of electric supply installations 101 of docking station 102, or the electric supply installation 101 with a plurality of power gears comes to the first electronic equipment power supply.
Technical scheme in above-mentioned the embodiment of the present application, at least has following technique effect or advantage:
1, owing to exporting to the second performance number of the second source of the first electronic equipment, be more than or equal to the first performance number, so, the first electronic equipment just can not be less than the performance number of informing in the first power information because of the second source performance number receiving and cause electricity shortage deadlock, effectively solved the technical matters that the electronic equipment that exists in prior art crashes because of electricity shortage, and then a kind of power supply plan is reliably provided.
2,, because the second performance number is in the nominal operation power bracket of the first electronic equipment, so, the first electronic equipment can not cause because the second source power receiving is excessive the first electronic equipment to damage, and a kind of reliable power supply plan is further provided.
3, because docking station is divided into two parts according to a predetermined condition by the 3rd power supply, a part is exported to the first electronic equipment, the first electronic equipment can be received be more than or equal to the second source of self actual needs power; And another part is for the consumption of docking station self, make like this, when guaranteeing the normal work of docking station, also can guarantee the normal work of the first electronic equipment.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (14)
1. a method of supplying power to, is applied in a power-supply unit, and described power-supply unit has the first power supply interface, it is characterized in that, described method comprises:
When described the first electronic equipment is connected to described power-supply unit by described the first power supply interface, send the first power information to described the first electronic equipment, wherein, for characterizing described power-supply unit, can to provide performance number to described the first electronic equipment be the first power supply of the first performance number to described the first power information;
By described the first power supply interface, to described the first output power of electronic equipment value, it is the second source of the second performance number, wherein, described the second performance number is more than or equal to described the first performance number, and described the second performance number is in the nominal operation power bracket of described the first electronic equipment.
2. the method for claim 1, it is characterized in that, described power-supply unit comprises an electric supply installation and a docking station being connected with described electric supply installation, wherein, described electric supply installation can output power value be the 3rd power supply of the 3rd performance number, and described the 3rd performance number is greater than described the second performance number.
3. method as claimed in claim 2, is characterized in that, before described transmission the first power information is to described the first electronic equipment, described method also comprises:
After described docking station obtains described the 3rd power supply, based on a predetermined condition, generate described the first power information.
4. method as claimed in claim 3, is characterized in that, described predetermined condition is specially the performance number of the nominal operation power of described docking station.
5. method as claimed in claim 2, is characterized in that, described is the second source of the second performance number to described the first output power of electronic equipment value, specifically comprises:
According to described the first power information, described the 3rd power supply is converted to described second source;
Described second source is exported to described the first electronic equipment.
6. a power-supply unit, can give the first electronic equipment power supply, it is characterized in that, described power-supply unit comprises:
Electric supply installation is the 3rd power supply of the 3rd performance number for output power value;
Docking station, there is the first power supply interface, described docking station is connected with described power-supply unit, for when described the first electronic equipment is connected to described power-supply unit by described the first power supply interface, send the first power information to described the first electronic equipment, wherein, for characterizing described power-supply unit, can to provide performance number to described the first electronic equipment be the first power supply of the first performance number to described the first power information; By described the first power supply interface, to described the first output power of electronic equipment value, it is the second source of the second performance number, wherein, described the first performance number is less than described the 3rd performance number, described the second performance number is more than or equal to described the first performance number, and described the second performance number is in the nominal operation power bracket of described the first electronic equipment.
7. power-supply unit as claimed in claim 6, is characterized in that, described docking station also comprises:
The first transmitting element, for when the first electronic equipment is connected to described power-supply unit by described the first power supply interface, send the first power information to described the first electronic equipment, wherein, for characterizing described power-supply unit, can to provide performance number to described the first electronic equipment be the first power supply of the first performance number to described the first power information;
The first output unit, for passing through described the first power supply interface, to described the first output power of electronic equipment value, it is the second source of the second performance number, wherein, described the first performance number is less than described the 3rd performance number, described the second performance number is more than or equal to described the first performance number, and described the second performance number is in the nominal operation power bracket of described the first electronic equipment.
8. power-supply unit as claimed in claim 7, is characterized in that, described docking station also comprises:
The first generation unit, for obtain described the 3rd power supply at described docking station after, based on a predetermined condition, generates described the first power information.
9. power-supply unit as claimed in claim 8, is characterized in that, described predetermined condition is specially the performance number of the nominal operation power of described docking station.
10. power-supply unit as claimed in claim 9, is characterized in that, described the first output unit specifically comprises:
The first conversion subelement, for according to described the first power information, is converted to described second source by described the first power supply;
The first output subelement, for exporting to described second source described the first electronic equipment.
11. 1 kinds of docking stations, can be connected with an electric supply installation, and described electric supply installation can output power value be the 3rd power supply of the 3rd performance number, it is characterized in that, described docking station comprises:
The first power supply interface, for connecting the first electronic equipment;
The first transmitting element, for when described the first electronic equipment is connected to described docking station by described the first power supply interface, send the first power information to described the first electronic equipment, wherein, for characterizing described docking station, can to provide performance number to described the first electronic equipment be the first power supply of the first performance number to described the first power information;
The first output unit, for passing through described the first power supply interface, to described the first output power of electronic equipment value, it is the second source of the second performance number, wherein, described the first performance number is less than described the 3rd performance number, described the second performance number is more than or equal to described the first performance number, and described the second performance number is in the nominal operation power bracket of described the first electronic equipment.
12. docking stations as claimed in claim 11, is characterized in that, described docking station also comprises:
The first generation unit, for obtain described the 3rd power supply at described docking station after, based on a predetermined condition, generates described the first power information.
13. docking stations as claimed in claim 12, is characterized in that, described predetermined condition is specially the performance number of the nominal operation power of described docking station.
14. docking stations as claimed in claim 11, is characterized in that, described the first output unit specifically comprises:
The first conversion subelement, for according to described the first power information, is converted to described second source by described the 3rd power supply;
The first output subelement, for exporting to described second source described the first electronic equipment.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210374821.2A CN103713718A (en) | 2012-09-29 | 2012-09-29 | Power supply method, power supply unit and docking station |
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| CN201210374821.2A CN103713718A (en) | 2012-09-29 | 2012-09-29 | Power supply method, power supply unit and docking station |
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| CN103713718A true CN103713718A (en) | 2014-04-09 |
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