CN203966053U - A kind of power supply control apparatus of computer CPU - Google Patents
A kind of power supply control apparatus of computer CPU Download PDFInfo
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- CN203966053U CN203966053U CN201420059380.1U CN201420059380U CN203966053U CN 203966053 U CN203966053 U CN 203966053U CN 201420059380 U CN201420059380 U CN 201420059380U CN 203966053 U CN203966053 U CN 203966053U
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Abstract
This practical power supply control apparatus that a kind of computer CPU is newly provided, comprises cpu power controller 1, CPU module 2, current detection module 3, temperature detecting module 4, heterogeneous current supply circuit 7; Cpu power controller 1 is powered to CPU module 2 by controlling heterogeneous current supply circuit 7; Current detection module 3 detects the electric current that heterogeneous current supply circuit 7 is powered to CPU module 2; This device also comprises voltage detection module 5, control module 6; Voltage detection module 5 is surveyed the voltage that inspection is powered to CPU module 2 to heterogeneous current supply circuit 7; The output signal of current detection module 3, temperature detecting module 4 and voltage detection module 5 inputs to control module 6; An output signal output cpu power controller 1 of control module 6.The utlity model has following advantage: the stability that ensures the work of CPU electric power system in reducing CPU power consumption.
Description
Technical field
The utility model relates to robot calculator field, particularly a kind of power supply control apparatus of computer CPU.
Background technology
Power consumption is to weigh a very important index of computing machine quality.In order to reduce power consumption, the power supply control apparatus of traditional computer CPU adopts the pattern of current detecting more, as shown in Figure 1.Cpu power controller is powered to CPU by least two power supply phase loops.A current detecting unit for detection of CPU working current is arranged between these current supply circuits and CPU.When detecting the electric current of CPU, current detecting unit is less than after some predetermined current threshold values, current detecting unit detects can provide a PSI signal (Power saving interface by CPU, battery saving mode) (PSI signal is low level) be input to the power-supply controller of electric into CPU power supply, makes CPU power-supply controller of electric that its current supply circuit is entered to single phase power supply by heterogeneous power supply.After electric current that current detecting unit detects CPU is higher than some predetermined current threshold values, current detecting unit detection can provide a high level PSI by CPU and be input to the power-supply controller of electric into CPU power supply, makes CPU power-supply controller of electric that its current supply circuit is entered to heterogeneous power supply by single phase power supply.
The detection of the electric current by current detecting unit to the cpu power controller output circuit loop to CPU power supply, the mode of control current supply circuit number, can improve power supplying efficiency, reduces the power consumption of computer CPU.
Mainly there is following defect in existing scheme:
If CPU continues to work under single power supply phase circuit pattern, all loads of CPU are all on this single power supply phase loop, and in this case, this power supply phase excess Temperature of single-phase loop works, even jeopardizes the reliability of this single phase power supply phase.Although make CPU carry out can frequency reducing reducing temperature, this is what to sacrifice the performance of CPU be cost.Meanwhile, due to the variation of external environment, the voltage of current supply circuit may change, if such change in voltage is excessive, may cause CPU work undesired, even permanent damage.
Summary of the invention
For solving the problems of the technologies described above the problem of existence, the utility model provides a kind of power supply control apparatus of new computer CPU, and working stability and realization are simple.
Embodiment of the present utility model provides technical scheme as follows:
A kind of power supply control apparatus of computer CPU, comprise cpu power controller 1, CPU module 2, current detection module 3, temperature detecting module 4, heterogeneous current supply circuit 7, described heterogeneous current supply circuit 7 comprises the 1st tunnel power supply the 701, the 2nd tunnel power supply 702 ... the heterogeneous current supply circuits such as n road power supply n, wherein n is greater than 1 positive integer; Described cpu power controller 1 is powered to CPU module 2 by controlling heterogeneous current supply circuit 7; Described current detection module 3 detects the electric current that heterogeneous current supply circuit 7 is powered to CPU module 2; The power supply control apparatus of described a kind of computer CPU also comprises voltage detection module 5 and control module 6; Described voltage detection module 5 is surveyed the voltage that inspection is powered to CPU module 2 to heterogeneous current supply circuit 7; The output signal of described current detection module 3, temperature detecting module 4 and voltage detection module 5 inputs to control module 6; An output signal output cpu power controller 1 of described control module 6;
In the time that the heterogeneous current supply circuit 7 of described voltage detection module 5 survey inspection exceedes predetermined threshold value to the supply voltage of CPU module 2, voltage detection module 5 is exported specific signal and is passed through control module 6 to cpu power controller 1, determine less current supply circuit work, reduce the output voltage of power supply phase; When voltage detection module 5 is surveyed the heterogeneous current supply circuit 7 of inspection to the supply voltage of CPU module 2 during lower than predetermined threshold value, voltage detection module 5 is exported specific signal and is passed through control module 6 to cpu power controller 1, give cpu power controller 1 by control module 6, determine with more current supply circuit work;
Described voltage detection module 5 is general comparer;
With respect to described control module 6, described current detection module 3, voltage detection module 5 and temperature detecting module 4 input to the relation for logical “and” between control module 6 signals;
Described control module 6 is common logic;
Described control module 6 is 3 inputs and door.
The utlity model has following advantage:
By adding voltage detection module and temperature detecting module, can in reducing CPU power consumption, ensure the stability of CPU electric power system work.
[brief description of the drawings]
Fig. 1 is prior art Computer CPU power supply control apparatus;
Fig. 2 is computer CPU power supply control apparatus of the present utility model
[embodiment]
A kind of power supply control apparatus of computer CPU, comprise cpu power controller 1, CPU module 2, current detection module 3, temperature detecting module 4, heterogeneous current supply circuit 7, described heterogeneous current supply circuit 7 comprises the 1st tunnel power supply the 701, the 2nd tunnel power supply 702 ... the heterogeneous current supply circuits such as n road power supply n, wherein n is greater than 1 positive integer; Described cpu power controller 1 is powered to CPU module 2 by controlling heterogeneous current supply circuit 7; Described current detection module 3 detects the electric current that heterogeneous current supply circuit 7 is powered to CPU module 2; The power supply control apparatus of described a kind of computer CPU also comprises voltage detection module 5 and control module 6; Described voltage detection module 5 is surveyed the voltage that inspection is powered to CPU module 2 to heterogeneous current supply circuit 7; The output signal of described current detection module 3, temperature detecting module 4 and voltage detection module 5 inputs to control module 6; An output signal output cpu power controller 1 of described control module 6;
In the time that the heterogeneous current supply circuit 7 of described voltage detection module 5 survey inspection exceedes predetermined threshold value to the supply voltage of CPU module 2, voltage detection module 5 is exported specific signal and is passed through control module 6 to cpu power controller 1, determine less current supply circuit work, reduce the output voltage of power supply phase; When voltage detection module 5 is surveyed the heterogeneous current supply circuit 7 of inspection to the supply voltage of CPU module 2 during lower than predetermined threshold value, voltage detection module 5 is exported specific signal and is passed through control module 6 to cpu power controller 1, give cpu power controller 1 by control module 6, determine with more current supply circuit work;
Described voltage detection module 5 is general comparer;
With respect to described control module 6, described current detection module 3, voltage detection module 5 and temperature detecting module 4 input to the relation for logical “and” between control module 6 signals;
Described control module 6 is common logic;
Described control module 6 is 3 inputs and door.
Claims (6)
1. the power supply control apparatus of a computer CPU, comprise cpu power controller (1), CPU module (2), current detection module (3), temperature detecting module (4), heterogeneous current supply circuit (7), described heterogeneous current supply circuit (7) comprises the 1st tunnel power supply (701), the 2nd tunnel power supply (702) ... the heterogeneous current supply circuits such as n road power supply (n), wherein n is greater than 1 positive integer; Described cpu power controller (1) is powered to CPU module (2) by controlling heterogeneous current supply circuit (7); Described current detection module (3) detects the electric current of heterogeneous current supply circuit (7) to CPU module (2) power supply, it is characterized in that: the power supply control apparatus of described a kind of computer CPU also comprises voltage detection module (5) and control module (6); Described voltage detection module (5) is surveyed the voltage of inspection power supply to heterogeneous current supply circuit (7) to CPU module (2); The output signal of described current detection module (3), temperature detecting module (4) and voltage detection module (5) inputs to control module (6); An output signal output cpu power controller (1) of described control module (6).
2. a kind of power supply control apparatus of computer CPU as claimed in claim 1, it is characterized in that: in the time that described voltage detection module (5) the survey heterogeneous current supply circuit of inspection (7) exceedes predetermined threshold value to the supply voltage of CPU module (2), voltage detection module (5) is exported specific signal and is passed through control module (6) to cpu power controller (1), determine less current supply circuit work, reduce the output voltage of power supply phase; When voltage detection module (5) is surveyed the heterogeneous current supply circuit of inspection (7) to the supply voltage of CPU module (2) during lower than predetermined threshold value, voltage detection module (5) is exported specific signal and is passed through control module (6) to cpu power controller (1), give cpu power controller (1) by control module (6), determine with more current supply circuit work.
3. a kind of power supply control apparatus of computer CPU as claimed in claim 2, is characterized in that: described voltage detection module (5) is general comparer.
4. a kind of power supply control apparatus of computer CPU as claimed in claim 1, it is characterized in that: with respect to described control module (6), described current detection module (3), voltage detection module (5) and temperature detecting module (4) input to the relation for logical “and” between control module (6) signal.
5. a kind of power supply control apparatus of computer CPU as claimed in claim 4, is characterized in that: described control module (6) is common logic.
6. a kind of power supply control apparatus of computer CPU as claimed in claim 5, is characterized in that: described control module (6) is 3 inputs and door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420059380.1U CN203966053U (en) | 2014-02-09 | 2014-02-09 | A kind of power supply control apparatus of computer CPU |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420059380.1U CN203966053U (en) | 2014-02-09 | 2014-02-09 | A kind of power supply control apparatus of computer CPU |
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| CN203966053U true CN203966053U (en) | 2014-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420059380.1U Expired - Fee Related CN203966053U (en) | 2014-02-09 | 2014-02-09 | A kind of power supply control apparatus of computer CPU |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104571465A (en) * | 2015-01-22 | 2015-04-29 | 山东超越数控电子有限公司 | Design method for achieving CPU (Central Processing Unit) power supply phase dynamic adjustment |
| CN112130654A (en) * | 2020-11-23 | 2020-12-25 | 常州微亿智造科技有限公司 | Low-voltage large-current multiphase power supply system for graphic processor |
-
2014
- 2014-02-09 CN CN201420059380.1U patent/CN203966053U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104571465A (en) * | 2015-01-22 | 2015-04-29 | 山东超越数控电子有限公司 | Design method for achieving CPU (Central Processing Unit) power supply phase dynamic adjustment |
| CN112130654A (en) * | 2020-11-23 | 2020-12-25 | 常州微亿智造科技有限公司 | Low-voltage large-current multiphase power supply system for graphic processor |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20180209 |
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| CF01 | Termination of patent right due to non-payment of annual fee |