CN102142769A - Distributor, control method and electronic system - Google Patents
Distributor, control method and electronic system Download PDFInfo
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- CN102142769A CN102142769A CN2010101107991A CN201010110799A CN102142769A CN 102142769 A CN102142769 A CN 102142769A CN 2010101107991 A CN2010101107991 A CN 2010101107991A CN 201010110799 A CN201010110799 A CN 201010110799A CN 102142769 A CN102142769 A CN 102142769A
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Abstract
The invention relates to a distributor, which is coupled with a power supply. The power supply generates a first operating voltage and a second operating voltage. The distributor firstly supplies the first operating voltage to a first load and then supplies the second operating voltage to a second load.
Description
Technical field
The present invention is the distributor of relevant a kind of operating voltage, particularly can provide operating voltage to give the distributor of load according to a preset order about a kind of.
Background technology
In present power supply unit, when mains switch is pressed, just provide all loads required operating voltage immediately.Yet nowadays the speed of computer is more and more fast, thereby causes power consumption also more and more high, and the wattage of used power supply unit also constantly improves.
If in start,, then will cause the big electric current of moment just provide all loads required operating voltage.This big electric current may be the several times of running current.If extraneous power circuit (as indoor power circuit) in the time of can't bearing the big electric current of moment, just may cause voltage fluctuation, jump electricity, even burn other device on the same line road.
Summary of the invention
The invention provides a kind of distributor, couple a power supply unit.Power supply unit produces one first operating voltage and one second operating voltage.Distributor of the present invention comprises, one first switch element, a second switch unit and a control unit.When one first selected signal to be enabled, first switch element transmitted first operating voltage and gives one first load.When one second selected signal to be enabled, the second switch unit transmitted second operating voltage and gives one second load.When an order power control function was activated, control unit was according to a preset order, and first and second selects one of the signal person activation.When the order power control function was not activated, first and second selected signal control unit activation simultaneously.
The present invention provides a kind of electronic system in addition, comprises one first load, one second load, a power supply unit and a distributor.First load is moved according to one first operating voltage.Second load is moved according to one second operating voltage.Power supply unit produces first and second operating voltage.Distributor comprises, one first switch element, a second switch unit and a control unit.When one first selected signal to be enabled, first switch element transmitted first operating voltage and gives one first load.When one second selected signal to be enabled, the second switch unit transmitted second operating voltage and gives one second load.When an order power control function was activated, control unit was according to a preset order, and first and second selects one of the signal person activation.When the order power control function was not activated, first and second selected signal control unit activation simultaneously.
The present invention provides a kind of control method in addition.At first, judge whether an order power control function is activated.When the order power control function is not activated, provides one first operating voltage to give one first load, and provide one second operating voltage to give one second load simultaneously.When the order power control function is activated, provides first operating voltage to give this first load earlier, and then provide second operating voltage to give this second load.
For the features and advantages of the present invention can be become apparent, cited below particularlyly go out preferred embodiment, and cooperate appended accompanying drawing, be described in detail below:
Description of drawings
Fig. 1 is the schematic diagram of electronic system of the present invention.
Fig. 2 is that one of distributor of the present invention may embodiment.
Fig. 3 a is the flow chart of control method of the present invention.
Fig. 3 b is another possibility flow chart of control method of the present invention.
Embodiment
Fig. 1 is the schematic diagram of electronic system of the present invention.The present invention does not limit the kind of electronic system 100.In a possibility embodiment, electronic system 100 is to be a personal computer (PC).In the present embodiment, electronic system 100 comprises, load 110,113, power supply unit 130 and distributor 150.In a possibility embodiment, distributor 150 can be incorporated among the power supply unit 130, or independent separately with power supply unit 130.
The present invention does not limit the kind of load 110 and 113.Any device that needs power supply to move all can be used as load of the present invention.For example, load 110 or 113 can be hard disk (hard disk; HDD), show drawing array (Video Graphics Array; VGA) card, network card, CD-ROM drive (DVD player) or mainboard (mother board) etc.
In addition, the present invention does not also limit the quantity of load.In Fig. 1, electronic system 100 only has two loads (110 and 113).In other embodiments, electronic system can have the load more than three.
When the order power control function was activated, distributor 150 was according to a preset order, and transfer operation voltage gives load.For example, distributor 150 is earlier with operating voltage V
OP1Be sent to load 110, and then with operating voltage V
OP2Be sent to load 113.Therefore, load 110 and 113 just can be according to operating voltage V
OP1And V
OP2And move.
In the present embodiment, at distributor 150 transfer operation voltage V
OP1When giving load 110, distributor 150 wouldn't be with operating voltage V
OP2Be sent to load 113, receive correct operating voltage V up to load 110
OP1After, distributor 150 is just with operating voltage V
OP2Be sent to load 113.
In another possibility embodiment, at distributor 150 transfer operation voltage V
OP2When giving load 113, distributor 150 also can continue operating voltage V
OP1Be sent to load 110.
In a possibility embodiment, when load 110 receives operating voltage V
OP1The time, distributor 150 is every a Preset Time, just with operating voltage V
OP2Be sent to load 113, wherein this Preset Time can be determined by the user.Moreover the order of transfer operation voltage (preset order) also can be determined by the user.The user can be according to the kind of load 110 and 113, and decision provides operating voltage to give what person earlier.
In addition, as shown in the figure, electronic system 100 more comprises coffret 170 and internal memory 190.Coffret 170 is coupled between load 110 and 113, is used for carrying out transfer of data.In the present embodiment, load 110 can be carried out transfer of data with load 113 by coffret 170.Can carry out two-way or unidirectional transfer of data between the load 110 and 113.
The present invention does not limit the order of transfer operation voltage.Suppose that an electronic system has three loads (as hard disk, display card and mainboard), then in a possibility embodiment, can provide operating voltage to give hard disk, display card and mainboard earlier in regular turn, or provide operating voltage to give display card, hard disk and mainboard in regular turn.In the present embodiment, just provide mainboard required operating voltage at last.
Fig. 2 is that one of distributor of the present invention may embodiment.As shown in the figure, distributor 150 has switch element 210,230 and control unit 250.Control unit 250 is used for activation and selects signal S
S1And S
S2When selecting signal S
S1When being enabled, switch element 210 transfer operation voltage V
OP1Give load 110.When selecting signal S
S2When being enabled, switch element 230 transfer operation voltage V
OP2Give load 113.
In the present embodiment, when not being activated as if an order power control function, then signal S are selected in control unit 250 activations simultaneously
S1And S
S2Therefore, receive operating voltage V in load 110
OP1The time, load 113 also can receive operating voltage V
OP2
Otherwise when being activated as if the order power control function, control unit 250 is according to a preset order S
C, signal S is selected in first activation
S1And S
S2One of the person, and then signal S is selected in activation
S1And S
S2Another person.In a possibility embodiment, signal S are selected in control unit 250 first activations
S1, and then signal S is selected in activation
S2Therefore, load 110 can be than the more Zao operating voltage that receives of load 113.Select signal S in activation
S2The time, control unit 250 also can continue activation and select signal S
S1
In another possibility embodiment, control unit 250 is selected signal S in activation
S1After, can wait for a period of time, signal S is selected in activation again
S2The time that control unit 250 is waited for can be determined by the user.In the present embodiment, when selecting signal S
S2When being enabled, control unit 250 continues activation and selects signal S
S1Therefore, receive operating voltage V in load 113
OP2The time, load 110 also continues to receive operating voltage V
OP1
As shown in Figure 2, distributor 150 more comprises detecting unit 270.Detecting unit 270 is used for judging whether load 110 and 113 receives correct operating voltage.Suppose that signal S is selected in control unit 250 first activations
S1, operating voltage V then
OP1Be transferred into load 110.Detecting unit 270 is judged load 110 received operating voltage V
OP1Whether correct (that is decision operation voltage V
OP1The position accurate).If correct, then send a notification signal S
NGive control unit 250, make control unit 250 continue activation and select signal S
S2
In one embodiment, detecting unit 270 can detect load 110 and whether 113 received operating voltages are correct, or whether normal operation of detecting load 110 and 113.In other embodiments, detecting unit 270 more can be detected the magnitude of current of flow through load 110 and 113.In addition, for saving cost, also can omit detecting unit 270.
Fig. 3 a is the flow chart of control method of the present invention.Suppose that control method of the present invention provides first and second operating voltage and gives first and second load.At first, judge whether an order power control function is activated (step S310).If be not activated, then provide first and second operating voltage to give first and second load (step S320).In one embodiment, when first load received first operating voltage, second load also can receive second operating voltage.
In step S310,, then provide first operating voltage to give first load (step S330) earlier if the order power control function is activated.Behind execution of step S330, provide second operating voltage to give second load (step S350) again.In a possibility embodiment, the Preset Time of being separated by between step S330 and the S350, wherein this Preset Time can be determined by the user.
In the present embodiment, when first load received first operating voltage, second load did not receive second operating voltage as yet.When second load received second operating voltage, first operating voltage still was transferred into first load constantly.
Fig. 3 b is another possibility flow chart of control method of the present invention.Fig. 3 b is similar to Fig. 3 a, and difference has two, one, providing after operating voltage gives load, needs judge whether the received voltage level of load is correct.
Suppose that first load is to be a hard disk, second load is to be a display card, and the 3rd load is to be a mainboard, and wherein hard disk and display card all can carry out transfer of data with mainboard.
At first, judge whether an order power control function is activated (step S310).If be not activated, then provide first and second operating voltage to give first and second load (step S320), wherein when first load received first operating voltage, second load also can receive second operating voltage.
Yet,, provide first operating voltage to give first load (step S330) earlier if the order power control function is activated.Then, judge the first received operating voltage of first load whether correctly (step S340).
For example, suppose that first operating voltage should be 12V.Yet when first operating voltage was provided, the position of first operating voltage will definitely rise to 12V gradually by 10V.Therefore,, continue execution in step S330, reach default value up to first operating voltage when received first operating voltage of first load still during no show default value (12V).
When first operating voltage reaches default value, then provide second operating voltage to give second load (step S350).Similarly, judge the second received operating voltage of second load whether correctly (step S360).Then, after second operating voltage reaches default value (as 5V), provide the 3rd operating voltage to give the 3rd load (step S370), and judge the 3rd received operating voltage of the 3rd load whether correctly (step S380).After the 3rd operating voltage reaches default value (as 3.3V), just can carry out boot action (step S390).
Because the operating voltage of each load is to provide in regular turn, thus can avoid the electric current of moment excessive, and then other device of influence periphery.In addition, the user can be according to actual operational environment, whether determines the boot sequence power control function.
Though the present invention discloses as above with preferred embodiment; so it is not to be used for limiting the present invention; have in the technical field under any and know the knowledgeable usually; without departing from the spirit and scope of the present invention; when can doing a little change and retouching, so protection scope of the present invention is as the criterion when looking the accompanying Claim scope person of defining.
Claims (17)
1. a distributor couples a power supply unit, and described power supply unit produces one first operating voltage and one second operating voltage, and described distributor is characterized in that comprising:
One first switch element when one first selects signal to be enabled, transmits described first operating voltage and gives one first load;
One second switch unit when one second selects signal to be enabled, transmits described second operating voltage and gives one second load; And
One control unit, when an order power control function was activated, described control unit was according to a preset order, and described first and second of activation selected one of the signal person, when described order power control function was not activated, described control unit was selected signal with described first and second of activation.
2. according to the described distributor of claim 1, it is characterized in that when described order power control function is activated, the described first selection signal of described control unit elder generation's activation, and then signal is selected in activation described second, when described second selected signal to be enabled, described first selected signal also to be enabled.
3. according to the described distributor of claim 2, it is characterized in that when described first selects signal to be enabled earlier that behind a Preset Time, described control unit activation described second is again selected signal.
4. according to the described distributor of claim 3, the length that it is characterized in that described Preset Time is determined by a user.
5. according to the described distributor of claim 1, it is characterized in that described preset order is determined by a user.
6. according to the described distributor of claim 5, it is characterized in that more comprising an internal memory, be used for storing described preset order.
7. according to the described distributor of claim 1, it is characterized in that more comprising a detecting unit, be used for judging whether described first or second load receives described first or second operating voltage.
8. according to the described distributor of claim 7, it is characterized in that when described control unit when only signal is selected in activation described first, described detecting unit is after described first load receives described first operating voltage, produce a notification signal and give described control unit, make described control unit follow activation described second and select signal.
9. according to the described distributor of claim 7, it is characterized in that described detecting unit more can detect the magnitude of current of described first and second load of flowing through.
10. electronic system is characterized in that comprising:
The distributor that comprises each described feature of claim 1 to 9;
One first load is moved according to one first operating voltage;
One second load is moved according to one second operating voltage;
One power supply unit produces described first and second operating voltage; And
11., it is characterized in that described distributor is incorporated among the described power supply unit according to the described electronic system of claim 10.
12. according to the described electronic system of claim 10, it is characterized in that more comprising a coffret, be coupled between described first and second load.
13. according to the described electronic system of claim 12, it is characterized in that described first load is to be a hard disk (HDD) or a display card (VGA card), described second load is to be a mainboard (mother board).
14. a control method is characterized in that comprising:
Judge whether an order power control function is activated;
When described order power control function is not activated, provides one first operating voltage to give one first load, and provide one second operating voltage to give one second load simultaneously; And
When described order power control function is activated, provides described first operating voltage to give described first load earlier, and then provide described second operating voltage to give described second load.
15. according to the described control method of claim 14, it is characterized in that when described order power control function is activated, after providing described first operating voltage to give described first load, wait for a Preset Time after, provide described second operating voltage to give described second load again.
16. according to the described control method of claim 14, it is characterized in that when described order power control function is activated, after providing described first operating voltage to give described first load, judge whether described first operating voltage reaches a default value.
17. according to the described control method of claim 16, it is characterized in that when described first operating voltage reaches described default value, provide described second operating voltage to give described second load again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101107991A CN102142769A (en) | 2010-01-28 | 2010-01-28 | Distributor, control method and electronic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101107991A CN102142769A (en) | 2010-01-28 | 2010-01-28 | Distributor, control method and electronic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102142769A true CN102142769A (en) | 2011-08-03 |
Family
ID=44410068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101107991A Pending CN102142769A (en) | 2010-01-28 | 2010-01-28 | Distributor, control method and electronic system |
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| Country | Link |
|---|---|
| CN (1) | CN102142769A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111175589A (en) * | 2018-11-12 | 2020-05-19 | 华为技术有限公司 | Communication equipment and validity detection method |
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2010
- 2010-01-28 CN CN2010101107991A patent/CN102142769A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111175589A (en) * | 2018-11-12 | 2020-05-19 | 华为技术有限公司 | Communication equipment and validity detection method |
| WO2020098550A1 (en) * | 2018-11-12 | 2020-05-22 | 华为技术有限公司 | Communication device and effectiveness detection method |
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Application publication date: 20110803 |