CN101751100B - Computer system - Google Patents

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Publication number
CN101751100B
CN101751100B CN2008101820816A CN200810182081A CN101751100B CN 101751100 B CN101751100 B CN 101751100B CN 2008101820816 A CN2008101820816 A CN 2008101820816A CN 200810182081 A CN200810182081 A CN 200810182081A CN 101751100 B CN101751100 B CN 101751100B
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mainboard
standby
power
voltage
controller
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Expired - Fee Related
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CN2008101820816A
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CN101751100A (en
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黄丽红
刘士豪
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Inventec Corp
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Abstract

The invention discloses a computer system, comprising a power supply and N mainboards, wherein, N is the integer which is larger than 1. The power supply is used for producing a main power source and a standby power source. N mainboards respectively correspond to a standby power voltage. The 1 to the (N-1) mainboards respectively utilize the main power source to generate the corresponding standby voltage under the turned-on state, and respectively utilize the standby power source to generate the corresponding voltage under the turned-off state. The N mainboard utilizes the main power source to generate the corresponding standby voltage under the turned-on state and the turned-off state.

Description

Computer system
Technical field
The invention relates to a kind of computer system, and particularly relevant for a kind of computer system that under off-mode, needs driven electronic component in the complete driving mainboard of energy.
Background technology
In the age of science and technology prosperity now, unavoidable ground, computer system has become people's indispensable information processing instrument in life.Computer system can satisfy the whole demands of people in work, travelling and amusement each side, for example data such as individual's finance detail, financial account number password, privacy file and photo, emotion mail, business documentation and intelligence creation all can see through computer system and be stored in the hard disk of computer system.
Computer system in the use, many times, people often are computing machine away from keyboard, but thereby cause the reduction of the power supply utilization rate of computer system.In order to adapt to above-mentioned situation, computer system tends to be provided with corresponding electric power management mechanism, with the part electronic component in the system that in time shuts down computer, and then reaches the purpose of energy saving.On electric power management mechanism, the power supply unit of inside computer system can provide two kinds of power supply-primary powers (main power) and standby power (standby power), wherein primary power is to be under the open state in computer system just can offer mainboard, and standby power then is to offer mainboard when mainboard is electrically connected to power supply unit.
Yet sometimes, the standby power that power supply unit provided often can not satisfy the demand of mainboard, can't normal running and cause in the computer system by electronic component that standby power drove, and then reduce the operating performance of computer system.Though this kind situation, the operating performance of computer system exchanged for by the displacement of power supply unit, but cause the raising of hardware cost and the level of resources utilization to reduce shortcomings such as ...
Summary of the invention
The invention provides a kind of computer system, can under the situation that need not replace power supply unit, keep the required operating performance of computer system.
The present invention proposes a kind of computer system, comprises an a power supply unit and N mainboard, and wherein N is the integer greater than 1.At this, power supply unit is in order to produce a primary power and a standby power.N the corresponding separately standby voltage of mainboard.Wherein, the 1st utilizes primary power to produce corresponding standby voltage under an open state to (N-1) individual mainboard separately, and utilizes standby power to produce corresponding standby voltage under an off-mode separately.On the other hand, N mainboard all utilizes primary power to produce corresponding standby voltage under open state and off-mode.Wherein, N above-mentioned mainboard comprises a controller, a switch and one first electric pressure converter separately.Controller is in order to receiving a model identification code, and when the identification code of the pairing mainboard of model identification code coincidence controller, controller will be exported a standby voltage-activated signal and a power enable signal.In addition, power supply unit will be according to power enable signal, to a N mainboard output primary power and a principal voltage activation signal, and power supply unit is under the 1st the situation of any one or the start of a plurality of mainboard to (N-1) individual mainboard, and it will be to described any one or a plurality of mainboard output primary power and principal voltage activation signal.On the other hand, switch is in order to receiving primary power and standby power, and determines to export primary power or standby power according to standby voltage-activated signal.By this, first electric pressure converter will become corresponding standby voltage to the power source conversion from switch.
Based on above-mentioned, the mainboard in the computer system of the present invention, no matter it is to be under open state or the off-mode, all is to utilize the primary power of computer system to produce the standby voltage of mainboard.Thus, under off-mode, need driven electronic component intactly to be driven in the mainboard, and then cause computer system under the situation that need not replace power supply unit, just can reach its required operating performance.
For above-mentioned feature and advantage of the present invention can be become apparent, embodiment cited below particularly, and conjunction with figs. is described in detail below.
Description of drawings
Fig. 1 illustrates the circuit box synoptic diagram into the computer system of foundation one embodiment of the invention.
Fig. 2 illustrates the circuit box synoptic diagram of mainboard under the driving of power supply unit into foundation one embodiment of the invention.
Fig. 3 illustrates the table of comparisons of the identification code that has for specific mainboard and mainboard.
Fig. 4 illustrates the circuit box synoptic diagram of mainboard under the driving of power supply unit into foundation another embodiment of the present invention.
Embodiment
Fig. 1 illustrates the circuit box synoptic diagram into the computer system of foundation one embodiment of the invention.With reference to Fig. 1, computer system 100 comprises a power supply unit 110, a plurality of mainboard 120~150.Wherein, mainboard 120~150 all is electrically connected to power supply unit 110.
In whole start, power supply unit 110 is in order to produce a primary power MPW and a standby power STPW.On the other hand, mainboard 120 will utilize primary power MPW to produce the standby voltage of mainboard 120 under an open state, and utilize standby power STPW to produce the standby voltage of mainboard 120 under off-mode.Similarly, mainboard 130 also will utilize primary power MPW to produce the standby voltage of mainboard 130 under open state, and utilize standby power STPW to produce the standby voltage of mainboard 130, the operation mechanism of mainboard 140 by that analogy under off-mode.
On the other hand, 150 of mainboards are to utilize primary power MPW to produce the standby voltage of specific mainboard 150 under open state, and also are to utilize primary power MPW to produce the standby voltage of specific mainboard 150 under off-mode.Thus, because mainboard 150 is to utilize primary power MPW to result from standby voltage under the off-mode, so under off-mode, need driven electronic component intactly to be driven in the mainboard 150.Whether relatively, no matter need driven electronic component to have intactly under off-mode in the mainboard 120~140 and be driven, computer system 100 can be kept its basic operating performance by mainboard 150.In other words, computer system 100 need not be changed power supply unit 110, just can reach the purpose of keeping its operating performance under off-mode.
Usually know that in order to cause ability to have the knowledgeable more understands present embodiment, below will be at mainboard 120~150th, the power supply that how to utilize power supply unit 110 to be provided produces corresponding standby voltage and is further described.
Fig. 2 illustrates the circuit box synoptic diagram of mainboard under the driving of power supply unit into foundation one embodiment of the invention.With reference to Fig. 2, mainboard 120 comprises a controller 121, a switch 122, an electric pressure converter 123 and an electric pressure converter 124.Controller 121 is electrically connected to power supply unit 110.Switch 122 is electrically connected to power supply unit 110 and controller 121.Electric pressure converter 123 is electrically connected to controller 121, and electric pressure converter 124 is electrically connected to switch 122.
In integrated operation, controller 121 can receive a model identification code ID2.It should be noted that, as shown in Figure 3, it has an identification code separately mainboard 120~150, and for example: the identification code that mainboard 120 had is for { 00}, identification code that mainboard 130 had are for { 01}, identification code that mainboard 140 had are for { 10} and the identification code that mainboard 150 had are { 11}.By this, when controller 121 received model identification code ID2, it will { whether 00} compares, will operate accordingly to differentiate the identification code of model identification code ID2 and mainboard 120.
{ when 00} is consistent, controller 121 will be exported a power enable signal PS_ON_2 to power supply unit 110, and export a standby voltage-activated signal ST_ON_2 to switch 122 when the identification code of model identification code ID2 and mainboard 120.On the other hand, when mainboard 120 start, and power supply unit 110 is when receiving power enable signal PS_ON_2, and it will export primary power MPW to mainboard 120.
It should be noted that controller 121 can switch the level of standby voltage-activated signal ST_ON_2 according to a voltage control signal CT2 down in open state.Therefore, switch 122 can be exported primary power MPW under open state, will convert the standby voltage V22 of mainboard 120 to from the primary power MPW of switch 125 to cause electric pressure converter 124.Relatively, switch 122 will be exported standby power STPW under off-mode, and then cause electric pressure converter 124 standby power STPW to be converted to the standby voltage V22 of mainboard 120.In other words, under open state, mainboard 120 is that the primary power MPW that utilizes power supply unit 110 to be provided produces standby voltage V22.Otherwise under off-mode, 120 of mainboards are that the standby power STPW that utilizes power supply unit 110 to be provided produces standby voltage V22.
On the other hand, when power supply unit 110 received power enable signal PS_ON_2, it also can export a principal voltage activation signal M_ON_2 to controller 121.At this, controller 121 can shield principal voltage activation signal M_ON_2 under off-mode, can't produce principal voltage V21 to cause electric pressure converter 123.Relatively, controller 121 will transmit principal voltage activation signal M_ON_2 to electric pressure converter 123 according to voltage control signal CT2 under open state.At this moment, electric pressure converter 123 will produce principal voltage V21 according to this according to principal voltage activation signal M_ON_2.
What deserves to be mentioned is that in Fig. 2 embodiment, mainboard 120 more comprises a South Bridge chip 125.Wherein, South Bridge chip 125 can produce the voltage control signal CT2 that controller 121 is received.In addition, the described controller 121 of present embodiment for example is a complex programmable logic device.Moreover mainboard 130 is all identical with mainboard 120 with 140 inside structure and operation mechanism, so do not repeat them here.
On the other hand, Fig. 4 illustrates the circuit box synoptic diagram of mainboard under the driving of power supply unit into foundation another embodiment of the present invention.With reference to Fig. 4, mainboard 150 comprises a controller 151, a switch 152, an electric pressure converter 153, an electric pressure converter 154 and a South Bridge chip 155.At this, the inside structure of the mainboard 150 in fact all inside structure with mainboard 120~140 is identical.In addition, the operation mechanism of mainboard 150 is also all similar to the operation mechanism of mainboard 120~140.
At this, controller 151 can receive model identification code ID5, and the identification code of model identification code ID5 coincidence controller 151 pairing mainboards 150 during 11}, controller 151 output standby voltage-activated signal ST_ON_5 and power enable signal PS_ON_5.In view of the above, power supply unit 110 will be exported primary power MPW and principal voltage activation signal M_ON_5 to mainboard 150.Switch 152 is in order to receiving primary power MPW and standby power STPW, and the power supply that decides it to export according to standby voltage-activated signal ST_ON_5.Electric pressure converter 154 will be then in order to will become standby voltage V52 from the power source conversion of switch 152.Electric pressure converter 153 produces principal voltage V51 in order to foundation principal voltage activation signal M_ON_5.155 of South Bridge chips are in order to produce the required voltage control signal CT5 of controller 151.
Yet on operation mechanism, mainboard 150 is that with the difference of mainboard 120~140 controller 151 can not switch the level of standby voltage-activated signal ST_ON_5 under open state.Therefore, switch 152 can be exported primary power MPW under open state, will convert the standby voltage V52 of mainboard 150 to from the primary power MPW of switch 152 to cause electric pressure converter 154.Relatively, switch 152 also can be exported primary power MPW under off-mode, and then causes electric pressure converter 154 primary power MPW to be converted to the standby voltage V52 of mainboard 150.Thin portion operation as for Fig. 4 embodiment is encompassed in the various embodiments described above, so do not repeat them here.
In sum, the present invention utilizes a mainboard under open state and off-mode, all is the operating performance that the mode of utilizing the primary power of computer system to produce the standby voltage of mainboard promotes computer system.At this, for all being to utilize primary power to produce the mainboard of standby voltage, under off-mode, need driven electronic component intactly to be driven in the mainboard, and then cause computer system under the situation that need not replace power supply unit, just can reach its required operating performance.
Though the present invention discloses as above with embodiment; right its is not in order to limit 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 doing a little change and retouching, so protection scope of the present invention is worked as with being as the criterion that claim was defined.

Claims (6)

1. computer system comprises:
One power supply unit is in order to produce a primary power and a standby power; And
N mainboard, a corresponding separately standby voltage, wherein the 1st under an open state, utilize this primary power to produce corresponding this standby voltage separately to (N-1) individual mainboard, and under an off-mode, utilize this standby power to produce corresponding this standby voltage separately, N mainboard is under this open state and this off-mode, all utilize this primary power to produce corresponding this standby voltage, wherein N is the integer greater than 1, and wherein those mainboards comprise separately:
One controller, receive a model identification code, and when this model identification code meets the identification code of the pairing mainboard of this controller, this controller is exported a standby voltage-activated signal and a power enable signal, export this primary power and a principal voltage activation signal to cause this power supply unit to N mainboard, and this power supply unit is under the 1st the situation of any one or the start of a plurality of mainboard to (N-1) individual mainboard, and any one or a plurality of mainboard are exported this primary power and this principal voltage activation signal to this;
One switch is electrically connected to this controller, in order to receiving this primary power and this standby power, and determines to export the one of this primary power or this standby power according to this standby voltage-activated signal; And
One first electric pressure converter will be in order to will become corresponding this standby voltage from the power source conversion of this switch.
2. computer system as claimed in claim 1 is characterized in that, those mainboards more comprise separately:
One second electric pressure converter, produce a principal voltage according to this principal voltage activation signal, it is characterized in that, this controller can shield this principal voltage activation signal under this off-mode, and transmits this principal voltage activation signal to this second electric pressure converter according to a voltage control signal down in this open state.
3. computer system as claimed in claim 2 is characterized in that, those mainboards more comprise a South Bridge chip separately, in order to produce this voltage control signal.
4. computer system as claimed in claim 2, it is characterized in that, the 1st this controller to (N-1) individual mainboard can switch the level of this standby voltage-activated signal down according to this voltage control signal in this open state, causing the 1st this switch to (N-1) individual mainboard, and export this primary power in this open state in this off-mode this standby power of output down.
5. computer system as claimed in claim 2, it is characterized in that, this controller in N mainboard can not switch the level of this standby voltage-activated signal under this open state, all export this primary power to cause this switch in N the mainboard under this off-mode and this open state.
6. computer system as claimed in claim 1 is characterized in that, this controller is a complex programmable logic device.
CN2008101820816A 2008-11-28 2008-11-28 Computer system Expired - Fee Related CN101751100B (en)

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Application Number Priority Date Filing Date Title
CN2008101820816A CN101751100B (en) 2008-11-28 2008-11-28 Computer system

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CN101751100B true CN101751100B (en) 2011-08-24

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104423519B (en) * 2013-08-27 2017-03-15 鸿富锦精密工业(武汉)有限公司 Mainboard power supply system
CN109308100A (en) * 2018-08-23 2019-02-05 深圳市星火电子工程公司 A kind of double mainboard computers and method for start-up and shutdown

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW410286B (en) * 1995-10-10 2000-11-01 Samsung Electronics Co Ltd A power supply device and a power supplying method for computer systems
CN1303035A (en) * 1999-10-25 2001-07-11 三星电子株式会社 Power controlling circuit possessing computer system with several power source management state
KR20040001727A (en) * 2002-06-28 2004-01-07 삼성전자주식회사 Computer system
CN101256437A (en) * 2007-02-27 2008-09-03 鸿富锦精密工业(深圳)有限公司 Mainboard voltage feed circuit
CN101266514A (en) * 2007-03-13 2008-09-17 首利实业股份有限公司 Parallel arrangement and power supply equipment employing same
CN101299164A (en) * 2008-06-23 2008-11-05 李幸 Novel intelligent high-efficiency portable computer electric power supply system
CN101303617A (en) * 2008-06-30 2008-11-12 华硕电脑股份有限公司 Parallel type power supply apparatus system, computer as well as power supply feed method

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW410286B (en) * 1995-10-10 2000-11-01 Samsung Electronics Co Ltd A power supply device and a power supplying method for computer systems
CN1303035A (en) * 1999-10-25 2001-07-11 三星电子株式会社 Power controlling circuit possessing computer system with several power source management state
KR20040001727A (en) * 2002-06-28 2004-01-07 삼성전자주식회사 Computer system
CN101256437A (en) * 2007-02-27 2008-09-03 鸿富锦精密工业(深圳)有限公司 Mainboard voltage feed circuit
CN101266514A (en) * 2007-03-13 2008-09-17 首利实业股份有限公司 Parallel arrangement and power supply equipment employing same
CN101299164A (en) * 2008-06-23 2008-11-05 李幸 Novel intelligent high-efficiency portable computer electric power supply system
CN101303617A (en) * 2008-06-30 2008-11-12 华硕电脑股份有限公司 Parallel type power supply apparatus system, computer as well as power supply feed method

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Inventor after: Chen Libo

Inventor before: Huang Lihong

Inventor before: Liu Shihao

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Effective date of registration: 20170921

Address after: No. 30, West Main Street, central community, Leting Town, Leting County, Hebei, Tangshan City

Patentee after: Chen Libo

Address before: Taipei City, Taiwan Chinese Shilin District Hougang Street No. 66

Patentee before: Inventec Corporation

TR01 Transfer of patent right
CP02 Change in the address of a patent holder

Address after: Xinyi Road Xiufeng District, Guilin city 541001 No. 93 the Guangxi Zhuang Autonomous Region

Patentee after: Chen Libo

Address before: No. 30, West Street, Central Community of Leting Town, Leting County, Tangshan City, Hebei Province

Patentee before: Chen Libo

CP02 Change in the address of a patent holder
CP02 Change in the address of a patent holder

Address after: No. 30, West Street, Central Community of Leting Town, Leting County, Tangshan City, Hebei Province

Patentee after: Chen Libo

Address before: Xinyi Road Xiufeng District, Guilin city 541001 No. 93 the Guangxi Zhuang Autonomous Region

Patentee before: Chen Libo

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110824

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CF01 Termination of patent right due to non-payment of annual fee