CN101957647B - Portable computer system, relevant power supply device and charging method - Google Patents
Portable computer system, relevant power supply device and charging method Download PDFInfo
- Publication number
- CN101957647B CN101957647B CN2009101575861A CN200910157586A CN101957647B CN 101957647 B CN101957647 B CN 101957647B CN 2009101575861 A CN2009101575861 A CN 2009101575861A CN 200910157586 A CN200910157586 A CN 200910157586A CN 101957647 B CN101957647 B CN 101957647B
- Authority
- CN
- China
- Prior art keywords
- rechargeable battery
- circuit
- charging circuit
- computer system
- testing result
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to a portable computer system, a relevant power supply device and a charging method and in particular provides a portable computer system. The portable computer system comprises a host, an electricity storage device and a base, wherein the electricity storage device is arranged in the host and used for detecting current from a first power supply jack to a first power end so as to generate a first detection result and charging a first rechargeable battery according to a first control signal; the base can be embedded in the host in a pluggable mode and used for detecting current from a second power supply jack to a second power supply end so as to generate a second detection result and charging a second rechargeable battery according to a second control signal; and the base comprises a control device and is used for outputting the first control signal and the second control signal according to the first detection result and the second detection result so as to control the charging operations to the first rechargeable battery and the second rechargeable battery. The invention can improve the convenience when in use and also can protect the normal operation of the system.
Description
Technical field
The present invention relates to a kind of portable computer system and line related feeding mechanism and charging method; Relate in particular to a kind of convenience that promotes when using, but portable computer system and the line related feeding mechanism and the charging method of while protection system normal operation.
Background technology
Along with the progress of development of science and technology and industry, the chance that portable electron device (as: notebook computer, mobile phone, camera, MP3 player etc.) is used in daily life also significantly increases.Carry for the convenience of the users, portable electron device all is equipped with the rechargeable battery that is used for storing electric power, so that portable electron device required electric power of when running to be provided.Because the electric weight that rechargeable battery can store is limited, when the electric weight of rechargeable battery exhausted, the user must change the sufficient battery of electric weight or use other power sources, could continue to use portable computer system.
To notebook computer, for fear of the inconvenience that the frequent change battery is brought, known technology discloses a kind of base (Dock) with rechargeable battery, and it can be connected with notebook computer through special interface, reaches the purpose of double cell.For instance, please refer to Fig. 1, Fig. 1 is the synoptic diagram of a known notebook computer 100.Notebook computer 100 includes a rechargeable battery 102, and can be connected with a base 106 through an interface 104, and other fixed mechanisms then omit and do not draw, in the hope of succinctly.Base 106 consists predominantly of rechargeable battery, and can comprise the connectivity port of extended interface, like the connectivity port of interfaces such as USB, IEEE 1394.When notebook computer 100 with after base 106 combines, notebook computer 100 has promptly increased a rechargeable battery, thereby can extend working time.
Generally speaking, when notebook computer 100 with after base 106 combines, notebook computer 100 is to be the battery of preferential discharge with the rechargeable battery in the base 106, and serves as the battery of preferential charging with rechargeable battery 102.That is to say, when notebook computer 100 is not connected to external power supply, discharge to system earlier by the rechargeable battery in the base 106, treat that rechargeable battery power supply in the base 106 exhausts after, the beginning changes by rechargeable battery 102 discharges.Relatively, when notebook computer 100 is connected to external power supply, earlier rechargeable battery 102 is charged, battery 102 to be charged just charges to the rechargeable battery in the base 106 after filling and satisfying.Thus, can guarantee that after base 106 removed, rechargeable battery 102 still can provide electric power, to keep system's normal operation.Yet because notebook computer 100 or base 106 can only be controlled affiliated charging circuit respectively, and therefore uncontrollable another charging circuit possibly cause charging current excessive, and causes transformer overload.For fear of this situation; Wherein a kind of known technology is provided with special mechanism on base 106; Be used at notebook computer 100 with after base 106 combines; Block the power supply patchhole on the notebook computer 100, and the power supply patchhole on the seat 106 of only keeping on file avoids the power supply patchhole on the notebook computer 100 to connect transformer.Another kind of known technology is a wattage of going to control charging with the battery charge controller of notebook computer 100 motherboards; But this can let interface 104 need to transmit high voltage; Possibly produce unnecessary risk, simultaneously, after notebook computer 100 was opened with base in 106 minutes; Base 106 just can not charge, the convenience when influence is used.
Convenience when existence is used promoting, but the portable computer system of while protection system normal operation and the demand of line related feeding mechanism and charging method.
Summary of the invention
Therefore, fundamental purpose of the present invention promptly is to provide a kind of portable computer system and line related feeding mechanism and charging method.
The present invention discloses a kind of portable computer system, includes a main frame, an electric storage device and a base.This main frame includes a computing circuit.This electric storage device is located in this main frame, includes one first power end, is coupled to this computing circuit; One first supply hub is used for a chimeric transformer; One first current detection circuit is coupled between this first supply hub and this first power end, is used for detecting the electric current by this first supply hub to this first power end, to produce one first testing result; One first rechargeable battery; One first switch is coupled between this first rechargeable battery and this first power end, is used for electric weight according to this first rechargeable battery, switches being connected of this first rechargeable battery and this first power end; And one first charging circuit, be coupled to this first power end and this first rechargeable battery, be used for this first rechargeable battery being charged according to one first control signal.This base, but be embedded in this main frame with pluggable mode, include a second source end, be coupled to this computing circuit; One second source jack is used for chimeric this transformer; One second current detection circuit is coupled between this second source jack and this second source end, is used for detecting the electric current by this second source jack to this second source end, to produce one second testing result; One second rechargeable battery; One second switch is coupled between this second rechargeable battery and this second source end, is used for electric weight according to this second rechargeable battery, switches being connected of this second rechargeable battery and this second source end; One second charging circuit is coupled to this second source end and this second rechargeable battery, is used for according to one second control signal this second rechargeable battery being charged; An and control device; Be coupled to this first current detection circuit, this first charging circuit, this second current detection circuit and this second charging circuit; Be used for according to this first testing result and this second testing result; Export this first control signal and this second control signal, to control this first charging circuit and this second charging circuit.
The present invention also discloses a kind of power supply device that is used for an electronic installation, includes a plurality of electric storage devices and a control device.Each electric storage device of these a plurality of electric storage devices includes a power end, is coupled to a main frame of this electronic installation; One supply hub is used for a chimeric transformer; One current detection circuit is coupled between this supply hub and this power end, is used for detecting the electric current by this supply hub to this power end, to produce a testing result; One rechargeable battery; One switch is coupled between this rechargeable battery and this power end, is used for electric weight according to this rechargeable battery, switches being connected of this rechargeable battery and this power end; And a charging circuit, be coupled to this power end and this rechargeable battery, be used for this rechargeable battery being charged according to a control signal.This control device is coupled to a plurality of current detection circuits and a plurality of charging circuit of these a plurality of electric storage devices, is used for a plurality of testing results according to this a plurality of current detection circuits, exports a plurality of control signals, to control these a plurality of charging circuits.
The present invention also discloses a kind of charging method that is used for an electronic installation, and this electronic installation includes a plurality of electric storage devices, and this charging method includes the electric current that each electric storage device received that detects these a plurality of electric storage devices, to produce a plurality of testing results; And, control the charging running of these a plurality of electric storage devices according to these a plurality of testing results.
The present invention is according to the current detecting result, and the running of control charging circuit, thereby " fool proof " mechanism need be set block supply hub can be avoided transformer overload and burns.In addition, need the high voltage signal of transmission less between base and main frame, can reduce the possibility that produces unnecessary risk.Therefore, the convenience when the present invention uses except promoting, but protection system normal operation simultaneously.
Description of drawings
Fig. 1 is the synoptic diagram of a known notebook computer.
Fig. 2 is the functional block diagram of a portable computer system of the embodiment of the invention.
Fig. 3 A is an alternate embodiment synoptic diagram of the portable computer system of Fig. 2.
Fig. 3 B is the synoptic diagram of the control device of Fig. 2.
Fig. 4 is the synoptic diagram of the embodiment of the invention one power supply device.
Fig. 5 is the synoptic diagram of the embodiment of the invention one charging flow.
The primary clustering symbol description:
100 notebook computers, 230 second charging circuits
102 rechargeable batteries, 232,402 control device
104 interface C1, first control signal
106,202 base C2, second control signal
20 portable computer system R1, first testing result
200,400 main frame R2, second testing result
204 computing circuits, 300 first change-over circuits
206, PST_1～PST_n electric storage device 302 second change-over circuits
208 first power end CMP1, CMP2 comparer
210 first supply hubs, 304 signal generators
212 first current detection circuits, 40 power supply devices
214 first rechargeable battery T_1～T_n power ends
216 first switch R_1～R_n supply hubs
218 first charging circuit CSC_1～CSC_n current detection circuits
220 second source end BT_1～BT_n rechargeable batteries
222 second source jack SW_1～SW_n switches
224 second current detection circuit CHR_1～CHR_n charging circuits
226 second rechargeable battery CTR_1～CTR_n control signals
228 second switches SR_1～SR_n testing result
Embodiment
Please refer to Fig. 2, Fig. 2 is the functional block diagram of a portable computer system 20 of the embodiment of the invention.Portable computer system 20 includes a main frame 200 and a base 202.Main frame 200 includes a computing circuit 204 and an electric storage device 206, and base 202 then is embedded in main frame 200 with pluggable mode, promptly is similar to example shown in Figure 1.Computing circuit 204 is used for realizing the function of portable computer system 20, and it possibly include central processing unit, storer, storage device, display device, input interface etc.Electric storage device 206 includes one first power end 208, one first supply hub 210, one first current detection circuit 212, one first rechargeable battery 214, one first switch 216 and one first charging circuit 218.First power end 208 is used for power supply to computing circuit 204.First supply hub 210 can chimeric external power supply, the i.e. output terminal of a transformer.First current detection circuit 212 can detect the size of current of first supply hub, 210 to first power ends 208, and produces one first testing result R1.First charging circuit 218 can charge to first rechargeable battery 214 according to one first control signal C1.216 electric weight according to first rechargeable battery 214 of first switch switch being connected of first rechargeable battery 214 and first power end 208.Base 202 includes a second source end 220, a second source jack 222, one second current detection circuit 224, one second rechargeable battery 226, a second switch 228 and one second charging circuit 230, and its framework and function mode all are similar to electric storage device 206.That is second source end 220 is used for power supply to computing circuit 204; Second source jack 222 can a chimeric transformer output terminal; Second current detection circuit 224 can detect the size of current of second source jack 222 to second source end 220, and produces one second testing result R2; Second charging circuit 230 can charge to second rechargeable battery 226 according to one second control signal C2; And 228 electric weight according to second rechargeable battery 226 of second switch, switch being connected of second rechargeable battery 226 and second source end 220.In addition; Base 202 also includes a control device 232; Be used for exporting the first control signal C1 and second control signal C2 to the first charging circuit 218 and second charging circuit 230,, specify as follows to control the running of first rechargeable battery 214 and second rechargeable battery 226.
When main frame 200 with after base 202 combines, main frame 200 is to be the battery of preferential discharge with second rechargeable battery 226 in the base 202, and serves as the battery of preferential charging with first rechargeable battery 214.That is to say that when not connecting external power supply, portable computer system 20 is given computing circuit 204 by 226 discharges of second rechargeable battery earlier, treat that second rechargeable battery, 226 power supplys exhaust after, just change by first rechargeable battery 214 and discharge.Relatively, when main frame 200 is connected to external power supply, earlier first rechargeable battery 214 is charged, treat first rechargeable battery 214 fill full after, just second rechargeable battery 226 is charged.Under this situation, because first supply hub 210 and second source jack 222 all can chimeric transformers, therefore relevant charging function mode can divide following two kinds of situation to do explanation.
First; If first supply hub 210 is chimeric when a transformer is arranged; The direct supply that transformer provided can be via first supply hub 210 and first current detection circuit 212; Export first power end 208 to, being supplied to the computing circuit 204 and first charging circuit 218, and further be supplied to second source end 220.At this moment, control device 232 can be controlled first charging circuit 218 and preferentially first rechargeable battery 214 charged through the first control signal C1 and the second control signal C2.Simultaneously, if dump power arranged, promptly the first testing result R1 show first supply hub, 210 to first power ends 208 electric current less than a preset value, then control device 232 can also charge to second rechargeable battery 226 by control second charging circuit 230.On the contrary; If the first testing result R1 shows when the electric current of first supply hub, 210 to first power ends 208 surpasses preset value; Indication transformer possibly face the risk of overload; Then control device 232 can be controlled 230 reductions of second charging circuit according to this or stop the charging current to second rechargeable battery 226, or further controls the power consumption of computing circuit 204, as reducing rotation speed of the fan, reducing the operation rate of central processing unit etc.Thus, also can avoid the possibility of transformer overload, to keep system's normal operation except guaranteeing preferentially to 214 chargings of first rechargeable battery.
Second; If second source jack 222 is chimeric when a transformer is arranged; The direct supply that transformer provided can be via the second source jack 222 and second current detection circuit 224; Export second source end 220 to, being supplied to the computing circuit 204 and second charging circuit 230, and further be supplied to first power end 208.At this moment, control device 232 can be controlled first charging circuit 218 and preferentially first rechargeable battery 214 charged through the first control signal C1 and the second control signal C2.Simultaneously, if dump power is arranged, i.e. the electric current of second testing result R2 demonstration second source jack 222 to second source end 220 is less than a particular value, and then control device 232 can also charge to second rechargeable battery 226 by control second charging circuit 230.On the contrary; If the second testing result R2 shows when the electric current of second source jack 222 to second source end 220 surpasses particular value; Indication transformer possibly face the risk of overload; Then control device 232 can be controlled 230 reductions of second charging circuit according to this or stop the charging current to second rechargeable battery 226, or further controls the power consumption of computing circuit 204, as reducing rotation speed of the fan, reducing the operation rate of central processing unit etc.Thus, also can avoid the possibility of transformer overload, to keep system's normal operation except guaranteeing preferentially to 214 chargings of first rechargeable battery.
Above-mentioned two kinds of situations are for to be based upon on the basis of " preferentially first rechargeable battery 214 being charged "; And spirit of the present invention is to detect earlier the size of transformer output current; The running of control charging according to this again; Therefore, other variations of deriving also belong to category of the present invention, like " preferentially second charging circuit 230 being charged ", " preferentially having the charging circuit of a side of transformer to charge to chimeric " etc.In addition; Imitative this notion, also can derive is " double cell charges simultaneously ", for example; Control device 232 is controlled first charging circuit 218 and second charging circuit 230 and simultaneously first rechargeable battery 214 and second rechargeable battery 226 is charged according to the first testing result R1 and the second testing result R2.In addition, portable computer system 20 shown in Figure 2 is embodiments of the invention, and those skilled in the art work as can do different variations according to this, and is not limited thereto.For instance; If the signal level that first current detection circuit 212 produces is lower; Shown in Fig. 3 A, can increase by one first change-over circuit 300 at first current detection circuit 212 and 232 of control device, and increase by one second change-over circuit 302 at second current detection circuit 224 and 232 of control device; Be used for respectively changing or amplifying the first testing result R1 and the second testing result R2, make control device 232 can correctly judge the output current size of transformer.Further; Can first change-over circuit 300 and second change-over circuit 302 be integrated into first charging circuit 218 and second charging circuit 230; For example use circuit idle in first charging circuit 218 and second charging circuit 230 to realize first change-over circuit 300 and second change-over circuit 302, to reduce layout area.
In addition, the implementation of control device 232 also is not limited to specific components, as long as can be according to the first testing result R1 and the second testing result R2, correctly controls first charging circuit 218 and second charging circuit 230 gets final product.For example, Fig. 3 B is the synoptic diagram of an embodiment of control device 232.In Fig. 3 B, control device 232 includes comparator C MP1, CMP2 and a signal generator 304.Comparator C MP1, CMP2 can compare the first testing result R1 and the second testing result R2 and a reference signal VREF, and signal generator 304 produces the first control signal C1 and the second control signal C2 then according to comparative result.Under some situation, also can the comparative result of comparator C MP1, CMP2 be used as the first control signal C1 and the second control signal C2, to omit signal generator 304.Be noted that only in order to the possible embodiment of explanation control device 232, those skilled in the art are when realizing control device 232 with modes such as hardware circuit, firmware, softwares, and be not limited thereto according to required for Fig. 3 B.For example, if realize control device 232 with the firmware mode, then can be by write-in program codes such as KBCs, to reach the function of control device 232.In addition, in Fig. 2, control device 232 is located at base 202, and in fact, it also can be located in the main frame 200.
From the above, portable computer system 20 includes two available supply hubs (first supply hub 210 and second source jack 222), that is the present invention need not be provided with " fool proof " mechanism and blocks a supply hub wherein.Under this situation; When user's desire is used external power supply (transformer) operation portable computer system 20 or is charged; The user can insert first supply hub 210 or second source jack 222 with transformer arbitrarily; Then control device 232 can be controlled the running of first charging circuit 218 and second charging circuit 230 according to the first testing result R1 or the second testing result R2, avoids transformer overload and burns.Therefore, the convenience when the present invention uses except promoting, but protection system normal operation simultaneously.In addition, because the control device 232 of being located at base 202 is by the first testing result R1 and the first control signal C1, first charging circuit 218 of main control system 200; In other words; The high voltage signals that 200 in base 202 and main frame need to transmit are the power supply of first power end 208 and 220 transmission of second source end only, can the person's of avoiding the use of false touch connector in the noble potential transmission ends, avoid producing short circuit; To reduce the possibility that produces unnecessary risk, promote fiduciary level.
In Fig. 2, electric storage device 206 and base 202 can be considered the power supply device of double cell, can derive the power supply device of many batteries in view of the above.Please refer to Fig. 4, Fig. 4 is the synoptic diagram of the embodiment of the invention one power supply device 40.Power supply device 40 is used for a main frame 400 of power supply to-electronic installation, and it includes an electric storage device PST_1～PST_n and a control device 402.The framework of electric storage device PST_1～PST_n and function mode all are same as the electric storage device 206 of Fig. 2; For example, electric storage device PST_1 includes a power end T_1, a supply hub R_1, a current detection circuit CSC_1, a rechargeable battery BT_1, a switch SW _ 1 and a charging circuit CHR_1.Current detection circuit CSC_1 can detect the electric current of supply hub R_1 to power end T_1, gives control device 402 to produce a testing result SR_1.By that analogy, testing result SR_1～SR_n that control device 402 can be produced according to electric storage device PST_1～PST_n, CTR_1～CTR_n is to charging circuit CHR_1～CHR_n for the output control signal, to control corresponding charging operation situation.For instance; When a certain testing result SR_x shows that corresponding supply hub R_x is when the electric current of power end T_x surpasses preset value; The charging circuit of control device 402 other electric storage devices of may command reduces power supply to be supplied with, or reduces the electrical source consumption of main frame 400, to avoid transformer overload.
Be noted that power supply device 40 is derived by 20 of the portable computer systems of Fig. 2, so detail operations or variation can be with reference to above stated specification.For example, control device 402 can be to realize with modes such as hardware circuit, firmware, softwares, and preferably is arranged on the external electric storage device, but this external electric storage device be installed in the electronic installation with pluggable mode, be not limited thereto certainly.In addition, also can copy Fig. 3, at current detection circuit CSC_1～CSC_n and 402 increase change-over circuits of control device, in order to transition detection SR_1～SR_n as a result; Or the change-over circuit that is increased is integrated among charging circuit CHR_1～CHR_n, to promote positioning efficiency.
Further, the function mode of power supply device 40 can reduce a charging flow 50, and is as shown in Figure 5.Charging flow 50 comprises following steps:
Step 500: beginning.
Step 502: detect the electric current that electric storage device PST_1～PST_n is received, to produce testing result SR_1～SR_n.
Step 504: according to testing result SR_1～SR_n, the running of control charging circuit CHR_1～CHR_n.
Step 506: finish.
The detailed description of charging flow 50 can not given unnecessary details at this with reference to aforementioned.
In sum, the present invention is according to the current detecting result, and the running of control charging circuit, thereby " fool proof " mechanism need be set block supply hub can be avoided transformer overload and burns.In addition, in the present invention, need the high voltage signal of transmission less between base and main frame, can reduce the possibility that produces unnecessary risk.Therefore, the convenience when the present invention uses except promoting, but protection system normal operation simultaneously.
The above is merely preferred embodiment of the present invention, and all equalizations of being done according to claim scope of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (18)
1. portable computer system, said portable computer system comprises a main frame, an electric storage device and a base;
Wherein, said main frame comprises a computing circuit;
Said electric storage device is located in the said main frame, and said electric storage device comprises one first power end, one first supply hub, one first current detection circuit, one first rechargeable battery, one first switch and one first charging circuit;
Wherein, said first power end is coupled to said computing circuit;
Said first supply hub is used for a chimeric transformer;
Said first current detection circuit is coupled between said first supply hub and said first power end, is used for detecting the electric current by said first supply hub to said first power end, to produce one first testing result;
Said first switch is coupled between said first rechargeable battery and said first power end, is used for electric weight according to said first rechargeable battery, switches being connected of said first rechargeable battery and said first power end;
Said first charging circuit is coupled to said first power end and said first rechargeable battery, is used for according to one first control signal said first rechargeable battery being charged;
But said base is embedded in said main frame with pluggable mode, and said base comprises a second source end, a second source jack, one second current detection circuit, one second rechargeable battery, a second switch, one second charging circuit and a control device;
Wherein, said second source end is coupled to said computing circuit;
Said second source jack is used for chimeric said transformer;
Said second current detection circuit is coupled between said second source jack and the said second source end, is used for detecting the electric current by said second source jack to said second source end, to produce one second testing result;
Said second switch is coupled between said second rechargeable battery and the said second source end, is used for electric weight according to said second rechargeable battery, switches being connected of said second rechargeable battery and said second source end;
Said second charging circuit is coupled to said second source end and said second rechargeable battery, is used for according to one second control signal said second rechargeable battery being charged;
Said control device is coupled to said first current detection circuit, said first charging circuit, said second current detection circuit and said second charging circuit; Be used for according to said first testing result and said second testing result; Export said first control signal and said second control signal, to control said first charging circuit and said second charging circuit.
2. portable computer system as claimed in claim 1; When wherein said control device shows that in said first testing result extremely the electric current of said first power end surpasses a preset value by said first supply hub, control said second charging circuit and reduce power supply supply said second rechargeable battery.
3. portable computer system as claimed in claim 2; Wherein said control device also is used for when said first testing result shows that extremely the electric current of said first power end surpasses said preset value by said first supply hub, reducing the electrical source consumption of said computing circuit.
4. portable computer system as claimed in claim 1; When wherein said control device shows that in said second testing result extremely the electric current of said second source end surpasses a preset value by said second source jack, control said first charging circuit and reduce power supply supply said first rechargeable battery.
5. portable computer system as claimed in claim 4; Wherein said control device also is used for when said second testing result shows that extremely the electric current of said second source end surpasses said preset value by said second source jack, reducing the electrical source consumption of said computing circuit.
6. portable computer system as claimed in claim 1, wherein said electric storage device also comprises a change-over circuit, is used for changing said first testing result.
7. portable computer system as claimed in claim 6, wherein said change-over circuit is incorporated in the said charging circuit.
8. portable computer system as claimed in claim 1, wherein said electric storage device also comprises a change-over circuit, is used for changing said second testing result.
9. portable computer system as claimed in claim 8, wherein said change-over circuit is integrated in the said charging circuit.
10. portable computer system as claimed in claim 1, wherein said control device is realized with firmware.
11. a power supply device that is used for an electronic installation, said power supply device comprise a plurality of electric storage devices and a control device;
Wherein, each electric storage device in said a plurality of electric storage device comprises a power end, a supply hub, a current detection circuit, a rechargeable battery, a switch and a charging circuit:
Wherein, said power end is coupled to a main frame of said electronic installation;
Said supply hub is used for a chimeric transformer;
Said current detection circuit is coupled between said supply hub and the said power end, is used for detecting the electric current by said supply hub to said power end, to produce a testing result;
Said switch is coupled between said rechargeable battery and the said power end, is used for electric weight according to said rechargeable battery, switches being connected of said rechargeable battery and said power end;
Said charging circuit is coupled to said power end and said rechargeable battery, is used for according to a control signal said rechargeable battery being charged;
Said control device is coupled to a plurality of current detection circuits and a plurality of charging circuit of said a plurality of electric storage devices, is used for a plurality of testing results according to said a plurality of current detection circuits, exports a plurality of control signals, to control said a plurality of charging circuit.
12. power supply device as claimed in claim 11; When wherein said control device showed that in a testing result of an electric storage device electric current by the corresponding power end of a corresponding supply hub to surpasses a preset value, the charging circuit of controlling other electric storage devices reduced power supply and supplies with.
13. power supply device as claimed in claim 12; Wherein said control device also is used for said testing result at said electric storage device and shows when electric current by the power end of supply hub to the said correspondence of said correspondence surpasses said preset value, reduces the electrical source consumption of said main frame.
14. power supply device as claimed in claim 11, wherein said control device are located at a specific electric storage device of said a plurality of electric storage devices, but said specific electric storage device is arranged in the said electronic installation with pluggable mode.
15. power supply device as claimed in claim 11, wherein said each electric storage device also comprises a change-over circuit, is used for changing said testing result.
16. power supply device as claimed in claim 15, wherein said change-over circuit is integrated in the said charging circuit.
17. power supply device as claimed in claim 11, wherein said control device is realized with firmware.
18. power supply device as claimed in claim 11, wherein said electronic installation are a computer system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101575861A CN101957647B (en) | 2009-07-15 | 2009-07-15 | Portable computer system, relevant power supply device and charging method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101575861A CN101957647B (en) | 2009-07-15 | 2009-07-15 | Portable computer system, relevant power supply device and charging method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101957647A CN101957647A (en) | 2011-01-26 |
| CN101957647B true CN101957647B (en) | 2012-11-14 |
Family
ID=43485019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101575861A Expired - Fee Related CN101957647B (en) | 2009-07-15 | 2009-07-15 | Portable computer system, relevant power supply device and charging method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101957647B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102801188B (en) | 2011-05-26 | 2015-05-20 | 华硕电脑股份有限公司 | Power management method and electronic system using the same |
| TWI495993B (en) * | 2013-05-21 | 2015-08-11 | Wistron Corp | A docking station and controlling method |
| US11088549B2 (en) * | 2016-03-22 | 2021-08-10 | Intersil Americas LLC | Multiple chargers configuration in one system |
| TWI611648B (en) * | 2017-01-18 | 2018-01-11 | 廣達電腦股份有限公司 | Two way charging-discharging circuit structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2697930Y (en) * | 2003-03-26 | 2005-05-04 | 美国凹凸微系有限公司 | Charging circuit for parallelly charging in multi-battery system |
| US6948078B2 (en) * | 2000-11-16 | 2005-09-20 | International Business Machines Corporation | Battery having a plurality of temperature sensors for outputting different control information to a connected computer system based upon the temperature relationships of the sensors |
| CN1761123A (en) * | 2004-10-11 | 2006-04-19 | 佛山市顺德区顺达电脑厂有限公司 | Charging set capable of adjusting charging current, and adjusting method |
-
2009
- 2009-07-15 CN CN2009101575861A patent/CN101957647B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6948078B2 (en) * | 2000-11-16 | 2005-09-20 | International Business Machines Corporation | Battery having a plurality of temperature sensors for outputting different control information to a connected computer system based upon the temperature relationships of the sensors |
| CN2697930Y (en) * | 2003-03-26 | 2005-05-04 | 美国凹凸微系有限公司 | Charging circuit for parallelly charging in multi-battery system |
| CN1761123A (en) * | 2004-10-11 | 2006-04-19 | 佛山市顺德区顺达电脑厂有限公司 | Charging set capable of adjusting charging current, and adjusting method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101957647A (en) | 2011-01-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI394344B (en) | Portable computer system and related power supply device and charging method | |
| CN102801188B (en) | Power management method and electronic system using the same | |
| KR101445011B1 (en) | Power converter with reduced power consumption when toggling between sleep and normal modes during device charging | |
| JP4197189B2 (en) | Circuit for power supply and method of operation | |
| CN102299532B (en) | Charging device | |
| KR101499309B1 (en) | Usb hub can multi-charge mobile equipment | |
| CN101957647B (en) | Portable computer system, relevant power supply device and charging method | |
| TWI408541B (en) | Power management device for a computer system and related power management method and computer system | |
| US20140062207A1 (en) | Electronic system, electronic device and power management method | |
| CN101788842A (en) | Power management device for computer system and related method thereof and computer system | |
| CN101170260A (en) | Method for adjusting the charging time of electronic device connecting the electronic computer system | |
| CN114815978B (en) | Docking station and method for improving compatibility of docking station equipment | |
| CN200976384Y (en) | Charging battery | |
| JP3188034U (en) | Palm-type AC / DC portable power supply | |
| CN103390926B (en) | The power system of electronic installation | |
| CN103532173A (en) | Mobile equipment and charging system with the same | |
| CN201181444Y (en) | Power supply device used for portable computer | |
| CN112653210A (en) | Charger with data transmission function | |
| TWI598730B (en) | Power supplying device and power supplying method | |
| CN101900994A (en) | Control circuit and electronic device comprising same | |
| CN201716665U (en) | Power-saving device and integrated molding computer having the same | |
| CN111030208B (en) | Household appliance power supply method, power receiving method and circuit based on USB Type-C interface | |
| CN1581662B (en) | Electronic device capable of sufficiently utilizing alternating current/direct current converter power | |
| CN219018508U (en) | Charger control circuit | |
| CN209088569U (en) | Power control |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121114 Termination date: 20210715 |