CN201716665U - Power-saving device and integrated molding computer having the same - Google Patents
Power-saving device and integrated molding computer having the same Download PDFInfo
- Publication number
- CN201716665U CN201716665U CN2009202922179U CN200920292217U CN201716665U CN 201716665 U CN201716665 U CN 201716665U CN 2009202922179 U CN2009202922179 U CN 2009202922179U CN 200920292217 U CN200920292217 U CN 200920292217U CN 201716665 U CN201716665 U CN 201716665U
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- power
- computing machine
- controller
- motherboard
- saving arrangement
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
A power-saving device is arranged in an integrated molding computer, a plurality of nickel-hydrogen batteries can be extended for being used in the power-saving device and can be connected in series or in parallel to form a power supply module, when the exterior AC power supply of the computer is used for stably supplying the power, a charging circuit of the power-saving device can charge for the power supply module simultaneously. When the exterior AC power supply is powered off or the computer is operated to be in the power-saving state program by the operator, a controller of the power-saving device can notify the computer to enter into the power-saving state, and the power supply module is used for supplying the low electric power to a main memory of the computer and a memory controller to enable the computer to have ultra low power consumption under the power-saving state and enable the computer to recover to the normal working state under the self-power-saving state rapidly. The utility model can provide various functions of instant available, long time power-saving standby and power-off standby.
Description
Technical field
The utility model is relevant a kind of battery saving arrangement, refers to a kind of battery saving arrangement of one-body molded computing machine and relevant one-body molded computing machine of being used for especially.
Background technology
Along with the continuous evolution of scientific and technical information, mode of operation has had very big change, and computing machine becomes must being equipped with of meeting every day, but often in the process that moves, computing machine switching on and shutting down again quite bothers, and therefore the portable electronic product that do not cut off the power supply has just become the primary project that the dealer improves.In order to solve the power supply supply problem of these portable computing machines, for example notebook computer (Notebook) uses charged lithium cells (Li-ion cell) as portable power supply source of supply, and other scheme also has employing UPS (UPS) to be used as standby power.
For with lithium battery as for the power source; lithium battery has the specification of qualification usually; therefore obtaining of battery is not easy; and can't increase capacity arbitrarily; add that lithium battery itself has the characteristic that can not overcharge, the dangerous problem of blast in use needs the holding circuit and the framework of other design safety; and on price, relatively do not press yet, make lithium battery on using, bring bigger restriction and higher cost.UPS then has too heavy, carries difficult problem.
In addition, for popular at present one-body molded computing machine (All-in-one PC, AIO PC), its demand makes that in the usage space of exquisiteness and the advantage that is blended in various use occasions one-body molded computing machine is more and more welcome.This type computer is also moved towards the development of electrification of domestic gradually, thereby has produced the user demand as other household electrical appliances (house appliance), also comprises a wherein most important service condition certainly: plug and play (instant-on).Yet the computing machine that uses lithium battery or UPS at present is except having aforesaid restrictive condition, for the demand of one-body molded computing machine in response to plug and play, under the environment of the AC power supply that does not need civil power, the power supply supply that offers one-body molded computing machine at present still can't be satisfied the demand that long-time standby is used.
Summary of the invention
Therefore the utility model promptly is to disclose the battery saving arrangement that a kind of use has high-energy-density, volume is little, safe, price is relatively cheap Ni-MH battery (Ni-MH cell), and this battery saving arrangement is integrated in one in the moulding computing machine (All-in-one PC), make one-body molded computing machine except use civil power as the power supply source of supply, the power supply extendibility that its battery saving arrangement can make one-body molded computing machine is elasticity more, and possess the function of plug and play when long-time standby.
The utility model provides a kind of battery saving arrangement, in be built in the computing machine, as power supply, this battery saving arrangement includes a power module, a charging circuit, a change-over circuit and a controller to this computing machine with an AC power.This power module is used for when this AC power outage, and power supply is given this computing machine.This charging circuit is electrically connected on this AC power, is used for receiving this AC power so that this power module is charged.This change-over circuit is electrically connected on this power module, exports to this computing machine after being used for changing the voltage of this power module.This controller is electrically connected on this computing machine, is used for notifying this computing machine to enter power down mode when this AC power outage.
The utility model also provides a kind of computing machine with battery saving arrangement, and it includes a motherboard and a battery saving arrangement.This computing machine with an AC power as power supply.This battery saving arrangement includes a power module, a charging circuit, a change-over circuit and a controller.This power module is used for when this AC power outage, and power supply is given this motherboard.This charging circuit is electrically connected on this AC power, is used for receiving this AC power so that this power module is charged.This change-over circuit is connected in this power module, exports to this motherboard after being used for changing the voltage of this power module.This controller is electrically connected on this motherboard, is used for notifying this motherboard to enter power down mode when this AC power outage.
The beneficial effects of the utility model have been to provide a kind of use to have the battery saving arrangement of high-energy-density, volume is little, safe, price is relatively cheap Ni-MH battery, and this battery saving arrangement is integrated in one in the moulding computing machine, make one-body molded computing machine except use civil power as the power supply source of supply, the power supply extendibility that its battery saving arrangement can make one-body molded computing machine is elasticity more, and possess the function of plug and play when long-time standby.
Description of drawings
Fig. 1 is used for the synoptic diagram of a computing machine for the disclosed battery saving arrangement of the utility model.
Fig. 2 is the synoptic diagram of charging circuit and power module in the battery saving arrangement.
Fig. 3 is the power supply supply synoptic diagram of battery saving arrangement and computer main frame panel.
[main element label declaration]
10 battery saving arrangements, 11 power modules
12 charging circuits, 13 change-over circuits
14 controllers, 15 utmost point pipes
20 computing machines, 30 motherboards
31 memory power controllers, 32 Memory Controllers
33 primary memorys, 34 SIO chips
35 South Bridge chips, 40 power supply units
111 Ni-MH batteries, 121 charging control elements
122 dividers, 123 thermistors
124 inductive reactances
Embodiment
Please refer to Fig. 1, Fig. 1 is used for the synoptic diagram of a computing machine 20 for the disclosed battery saving arrangement 10 of the utility model, wherein computing machine 20 computing machine (All-in-one PC) that preferably is formed in one.Battery saving arrangement 10 can be powered to computing machine 20 with the electric power of substituting the bad for the good in advance when AC power (civil power) outage of computing machine 20 outsides, when computing machine 20 normal operations, then to its power module 11 chargings.As shown in Figure 1, battery saving arrangement 10 includes a power module 11, a charging circuit 12, a change-over circuit 13, a controller 14 and a diode 15, wherein power module 11 uses a plurality of high-energy-densities, volume is little, safe, price is relatively cheap, and the Ni-MH battery that extendibility is high (Ni-MH cell), its can serial or parallel connection mode form the power module of a practicality, in preferred embodiment, power module 11 comprises the Ni-MH battery of 6～10 parallel connections, and can add or change Ni-MH battery wherein at any time, in the use elasticity more.Because power module 11 uses chargeable Ni-MH battery, therefore when computing machine 20 normal operations (by ac power supply), the charging circuit 12 that is external in AC power can receive this AC power and to the Ni-MH battery charging of power module 11.Change-over circuit 13 is electrically connected on power module 11, the relevant known principle of utilizing charge pump (charge pump) exports voltage transitions to the required setting value of power module 11 to computing machine 20, voltage output end at change-over circuit 13 then connects diode 15,, prevent to damage battery saving arrangement 10 during in computing machine 20 from the reverse voltage of computing machine 20 via the AC power normal power supply.
Please refer to Fig. 2, Fig. 2 is the synoptic diagram of charging circuit 12 and power module 11 in the battery saving arrangement 10.Comprise a charging control element 121, a divider 122, a thermistor 123 and an inductive reactance 124 in the charging circuit 12.Charging control element 121 utilizes in the battery charge curve-Δ V (the voltage V of rated voltage and single Ni-MH battery 111
bPoor) and dT/dt (rate of temperature change of Ni-MH battery 111) as judging whether Ni-MH battery 111 charging is finished, and utilize inductive reactance 124 as the rated current ratio (preferably being set in 1/4 rated current) of setting charging, to avoid causing battery to fill full illusion.In addition, V
ChStitch is charging control element 121 externally during the AC power regular supply, the charging output of control power module 11, V
DdStitch set input voltage range (preferably for 4.5V～16.5V), utilize divider 122 to detect the voltage V of single Ni-MH battery 111 according to Ni-MH battery 111 quantity (preferably can put into 1～10 Ni-MH battery 111) of series connection in the power module 11
bIf Ni-MH battery 111 parallel connections in the power module 11 then need not used divider 122.Whether charging control element 121 is finished to judge charging by the temperature variation of thermistor 123 detection power modules 11, and it is those skilled in the art's technology to understand, seldom gives unnecessary details herein.Whether the THM stitch that connects thermistor 123 simultaneously also can detect power module 11 the too high error situation of temperature in charging process, cause danger to prevent that temperature is too high.
Please refer to Fig. 3, Fig. 3 is that battery saving arrangement 10 is supplied synoptic diagram with the power supply of the motherboard 30 of computing machine 20, wherein computing machine 20 is when AC power (civil power) normal power supply, receive AC power by a power supply unit 40, and be converted to direct supply, with 19 volts, 12 volts, 5 volts, 3.3 being delivered to, different voltages such as volt comprise in the computing machine 20 that 30 each part use on motherboard 30 and the motherboard, wherein for convenience, in Fig. 3, only show the electronic component directly related with the utility model, belong to other element of computing machine 20 but do not have direct correlation person, then omit and draw with the utility model.As previously mentioned, battery saving arrangement 10 can be when AC power be cut off the power supply, with the electric power of substituting the bad for the good in advance computing machine 20 is powered, and controller 14 is made strain immediately, utilize the SLP_S3# signal in the South Bridge chip 35 on the motherboard 30, by super input and output (Super I/O, SIO) chip 34 notice computing machines 20 enter power down mode, in embodiment of the present utility model, computing machine 20 has the advanced configuration of meeting and power interface (advanced configuration and power interface, ACPI) the various state of the S0～S5 of standard, and at ACPI S3 (Suspend to RAM wherein, STR) under the power down mode, must be to the primary memory 33 of system, Memory Controller 32, South Bridge chip 35, the most necessary power devices such as SIO chip 34 grades does not run off with the system data of guaranteeing computing machine 20 required use under the normal operating conditions of S0.After computing machine 20 enters the S3 power down mode, the memory power controller 31 that controller 14 switches on the motherboard 30, make the primary memory 33 of 11 pairs of motherboards 30 of power module and Memory Controller 32 power supplies of battery saving arrangement 10, the data that are stored in primary memory 33 under the S3 power down mode of computing machine 20 are not run off.
Under the situation except aforementioned AC power sudden power externally, outside the safe redundant measure that battery saving arrangement 10 is provided, battery saving arrangement 10 of the present utility model and the also applicable power conservation schemes when computing machine 20 enters the S3 power down mode under normal condition of computing machine 20 with battery saving arrangement 10, make computing machine 20 when not operation, utilize battery saving arrangement 10 to provide a spot of power supply to keep primary memory 33 and Memory Controller 32, and because battery saving arrangement 10 is after computing machine 20 enters the S3 power down mode, with respect to known at the S3 of ACPI standard power down mode, battery saving arrangement 10 is further only powered and is given the primary memory 33 and the Memory Controller 32 (the S3 power down mode of known ACPI standard need provide electric power to South Bridge chip 35 and SIO chip 34) of computing machine 20, therefore computing machine 20 (or AIO PC) uses battery saving arrangement 10 to originate as the electric power supply under the power down mode, can keep the standby service time that computing machine 20 is quite grown under power down mode, and plug and play (instant-on) characteristic that the S3 power down mode is had also provides computing machine the 20 convenient advantages of using.
In addition, because battery saving arrangement 10 mainly is not to give whole computing machine 20 with electric power supply, therefore voltage (for example 1.5 volts of voltage requirements that can satisfy primary memory 33 and the Memory Controller 32) power supply that the power module 11 of battery saving arrangement 10 can be quite low, in other words, the main power unit (Ni-MH battery 111) in power module 11 the insides can also use in parallel, not needing needs high voltage output (for example personal computer commonly used 19 volts) as other standby system, and step-down is supplied to each element in the computing machine 20 separately again.
After the AC power of computing machine 20 outsides restores electricity, by AC power (with power supply unit 40 conversion power supplies) SIO chip 34 is powered, the motherboard 30 that obtains AC power electric power can produce RSMRST signal (being produced by controller 14 or SIO chip 34), and is transferred to South Bridge chip 35.(length of this schedule time depended on that motherboard 30 is finished and produces the RSMRST required time of signal after controller 14 can be waited for schedule times, for example: the schedule time can be 100 milliseconds), export a control signal and give SIO chip 34 (this control signal is a power switch signal on the practice), after SIO chip 34 received this power switch signal, motherboard 30 can be carried out the down-stream that returns to the S0 user mode from the S3 power down mode.
Disclosed battery saving arrangement of the utility model and computing machine with battery saving arrangement, the a plurality of Ni-MH battery serial or parallel connections of extendible use form a power module in battery saving arrangement, when the external ac power source stable power-supplying of computing machine, the charging circuit of battery saving arrangement charges to power module simultaneously.When the external ac power source outage, or computing machine is when entering the program of power down mode by user operation, controller of electricity-saving device notice computing machine enters power down mode, and by power module with of primary memory and the Memory Controller power supply of low electric power to computing machine, make computing machine under power down mode, have extremely low power consumption, and make computing machine under power down mode, return to normal operating conditions fast, various function of computing machine plug and play, long-time power saving standby and outage redundant is provided.
The above only is preferred embodiment of the present utility model, and all equalizations of being done according to the utility model claim scope change and modify, and all should belong to covering scope of the present utility model.
Claims (16)
1. battery saving arrangement, in be built in the computing machine, this computing machine as power supply, is characterized in that with an AC power this battery saving arrangement includes:
One power module is used for when this AC power outage, and power supply is given this computing machine;
One charging circuit is electrically connected on this AC power, is used for receiving this AC power so that this power module is charged;
One change-over circuit is electrically connected on this power module, exports to this computing machine after being used for changing the voltage of this power module; And
One controller is electrically connected on this computing machine, is used for notifying this computing machine to enter power down mode when this AC power outage.
2. battery saving arrangement according to claim 1 is characterized in that, also comprises a diode, is electrically connected on the voltage output end of this change-over circuit.
3. battery saving arrangement according to claim 1 is characterized in that, wherein this power module comprises the Ni-MH battery that a plurality of serial or parallel connections use.
4. battery saving arrangement according to claim 1 is characterized in that wherein this charging circuit comprises a thermistor, is used for detecting the temperature variation of this power module when this charging circuit charges to this power module.
5. battery saving arrangement according to claim 1, it is characterized in that, wherein this computing machine has a memory power controller, this controller is used for when this computing machine enters power down mode, switch this memory power controller, make the primary memory and the Memory Controller power supply of this this computing machine of electric power source pair of module.
6. battery saving arrangement according to claim 1 is characterized in that, wherein this controller is used for when the outage of this AC power, notifies this computing machine to enter to meet the S3 power down mode of advanced configuration and power interface standard.
7. battery saving arrangement according to claim 6 is characterized in that, wherein this controller is used for utilizing the SLP_S3# signal of a South Bridge chip of this computing machine, and the super I/O chip by this computing machine enters the S3 power down mode to notify this computing machine.
8. battery saving arrangement according to claim 7 is characterized in that, wherein this controller also is used for when this AC power is powered again, and output one controls signal to a super I/O chip of this computing machine, recovers from the S3 power down mode to control this computing machine.
9. the computing machine with battery saving arrangement, is characterized in that as power supply with an AC power, and this computing machine includes:
One motherboard;
One battery saving arrangement includes:
One power module is used for when this AC power outage, and power supply is given this motherboard;
One charging circuit is electrically connected on this AC power, is used for receiving this AC power so that this power module is charged;
One change-over circuit is electrically connected on this power module, exports to this motherboard after being used for changing the voltage of this power module; And
One controller is electrically connected on this motherboard, is used for notifying this motherboard to enter power down mode when this AC power outage.
10. computing machine according to claim 9 is characterized in that, wherein this power module comprises the Ni-MH battery that a plurality of serial or parallel connections use.
11. computing machine according to claim 9 is characterized in that, wherein this charging circuit comprises a thermistor, is used for detecting the temperature variation of this power module when this charging circuit charges to this power module.
12. computing machine according to claim 9, it is characterized in that, wherein this motherboard has a memory power controller, this controller is used for when this motherboard enters power down mode, switch this memory power controller, make the primary memory and the Memory Controller power supply of this this motherboard of electric power source pair of module.
13. computing machine according to claim 9 is characterized in that, wherein this controller is used for when the outage of this AC power, notifies this motherboard to enter to meet the S3 power down mode of advanced configuration and power interface standard.
14. computing machine according to claim 13 is characterized in that, wherein this controller is used for utilizing the SLP_S3# signal of a South Bridge chip of this motherboard, and the super I/O chip by this motherboard enters the S3 power down mode to notify this motherboard.
15. computing machine according to claim 14 is characterized in that, wherein this controller also is used for when this AC power is powered again, and output one controls signal to a super I/O chip of this motherboard, recovers from the S3 power down mode to control this computing machine.
16. computing machine according to claim 9 is characterized in that, wherein this computing machine computing machine that is formed in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202922179U CN201716665U (en) | 2009-12-24 | 2009-12-24 | Power-saving device and integrated molding computer having the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202922179U CN201716665U (en) | 2009-12-24 | 2009-12-24 | Power-saving device and integrated molding computer having the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201716665U true CN201716665U (en) | 2011-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202922179U Expired - Lifetime CN201716665U (en) | 2009-12-24 | 2009-12-24 | Power-saving device and integrated molding computer having the same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201716665U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103207656A (en) * | 2012-01-11 | 2013-07-17 | 技嘉科技股份有限公司 | All-in-one Computer And Power Management Method Thereof |
| CN113365171A (en) * | 2021-05-17 | 2021-09-07 | 百度在线网络技术（北京）有限公司 | Screen sound box processing method and device, electronic equipment and storage medium |
-
2009
- 2009-12-24 CN CN2009202922179U patent/CN201716665U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103207656A (en) * | 2012-01-11 | 2013-07-17 | 技嘉科技股份有限公司 | All-in-one Computer And Power Management Method Thereof |
| CN103207656B (en) * | 2012-01-11 | 2018-12-07 | 技嘉科技股份有限公司 | Computer with integrated and its method for managing power supply |
| CN113365171A (en) * | 2021-05-17 | 2021-09-07 | 百度在线网络技术（北京）有限公司 | Screen sound box processing method and device, electronic equipment and storage medium |
| CN113365171B (en) * | 2021-05-17 | 2023-01-06 | 百度在线网络技术（北京）有限公司 | Screen sound box processing method and device, electronic equipment and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110119 |
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| CX01 | Expiry of patent term |