CN105511582A - Information processing method and electronic device - Google Patents
Information processing method and electronic device Download PDFInfo
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- CN105511582A CN105511582A CN201410492127.XA CN201410492127A CN105511582A CN 105511582 A CN105511582 A CN 105511582A CN 201410492127 A CN201410492127 A CN 201410492127A CN 105511582 A CN105511582 A CN 105511582A
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Abstract
The invention discloses an information processing method and an electronic device. The electronic device is provided with a first power supply unit and a second power supply unit. When the first power supply unit is used as a main power supply unit of the electronic device, and the second power supply unit is used as a slave power supply unit of the electronic device, the method comprises: detecting a first signal, the first signal representing output voltage information of the second power supply unit; based on the first signal, analyzing the power supply connection state between the second power supply unit and the power supply port of the electronic device; based on the obtained analysis result, controlling the second power supply unit to enter an electric power output state, so as to make the output voltage of the first power supply unit stable. Through the method and the device, the second power supply unit can be controlled to enter the electric power output state in time, so as to stabilize output voltage of the first power supply unit, and ensure stable operation of the electronic device.
Description
Technical field
The present invention relates to power electronic equipment technology, particularly relate to a kind of information processing method and electronic equipment.
Background technology
At present, when main power supply unit (PSU1) in electronic equipment and the power supply port that is electronic equipment from power supply unit (PSU2) (such as main board power supply port, CPU power port) are powered, if carry out hot plug operations to PSU2, the output short circuit of PSU1 and PSU2 can be caused, the power down holding capacitor of PSU1 to PUS2 is charged, thus cause the output voltage of PSU1 to drag down, cause electronic equipment to shut down, restart or the problem of blue screen.
Summary of the invention
The embodiment of the present invention provides a kind of information processing method and electronic equipment, can ensure to make electronic equipment steady operation by the voltage stabilization that the main power supply unit in electronic equipment exports.
The technical scheme of the embodiment of the present invention is achieved in that
The embodiment of the present invention provides a kind of information processing method, is applied to electronic equipment, and described electronic equipment is provided with the first power supply unit and the second power supply unit;
When described first power supply unit as the main power supply unit of described electronic equipment, described second power supply unit as described electronic equipment from power supply unit time, described method comprises:
Detect the first signal, the output voltage information of the second power supply unit described in described first characterization;
Based on the state Gong being electrically connected described in described first signal resolution between the second power supply unit and the power supply port of described electronic equipment;
Based on obtained analysis result, control the state that described second power supply unit carries out electric energy output, to make the output voltage stabilization of described first power supply unit.
Preferably, described based on the state Gong being electrically connected described in described first signal resolution between the second power supply unit and the power supply port of described electronic equipment, comprising:
When described first signal to occur by the first level to the upset of second electrical level, judge that the confession between described second power supply unit and the power supply port of described electronic equipment is electrical connectors be in off-state;
When described first signal keeps described first level, judge that the confession between described second power supply unit and the power supply port of described electronic equipment is electrical connectors be in connected state; Wherein, described first level is higher than described second electrical level.
Preferably, described state of carrying out electric energy output based on described second power supply unit of obtained analysis result control, comprising:
When the confession characterized between described second power supply unit and the power supply port of described electronic equipment of described analysis result is electrical connectors be in off-state, controls described confession electrical connection and switch to the second state from the first state; Wherein,
Described first state is the state of the second power supply unit described in conducting, and described second state is the state of ending described second power supply unit.
Preferably, described state of carrying out electric energy output based on described second power supply unit of obtained analysis result control, comprising:
When the confession characterized between described second power supply unit and the power supply port of described electronic equipment of described analysis result is electrical connectors be in connected state, control described for electrical connection maintenance first state; Wherein,
Described first state is the state of the second power supply unit described in conducting.
Preferably, described first signal comprises following signal one of at least:
The voltage signal of first end, described first end is connected to the first power supply at the mainboard end of described electronic equipment by the first resistance;
The voltage signal of the second end, described second end passes through the second resistance eutral grounding at the output terminal of described second power supply unit.
The embodiment of the present invention also provides a kind of electronic equipment, and described electronic equipment is provided with the first power supply unit and the second power supply unit;
Described first power supply unit is the main power supply unit of described electronic equipment, described second power supply unit is described electronic equipment from power supply unit; Described electronic equipment also comprises:
Detecting unit, for detecting the first signal, the output voltage information of the second power supply unit described in described first characterization;
Control module, for based on the state Gong being electrically connected described in described first signal resolution between the second power supply unit and the power supply port of described electronic equipment;
Described control module, also for based on obtained analysis result, controls the state that described second power supply unit carries out electric energy output, to make the output voltage stabilization of described first power supply unit.
Preferably, described control module comprises:
First identifying unit, during for occur by the first level to the upset of second electrical level when described first signal, judges that the confession between described second power supply unit and the power supply port of described electronic equipment is electrical connectors be in off-state;
Second identifying unit, for when described first signal keeps described first level, judges that the confession between described second power supply unit and the power supply port of described electronic equipment is electrical connectors be in connected state; Wherein, described first level is higher than described second electrical level.
Preferably, described control module, also for when the confession characterized between described second power supply unit and the power supply port of described electronic equipment of described analysis result is electrical connectors be in off-state, controls described confession electrical connection and switches to the second state from the first state; Wherein,
Described first state is the state of the second power supply unit described in conducting, and described second state is the state of ending described second power supply unit.
Preferably, described control module, also for when the confession characterized between described second power supply unit and the power supply port of described electronic equipment of described analysis result is electrical connectors be in connected state, controls described for electrical connection maintenance first state; Wherein,
Described first state is the state of the second power supply unit described in conducting.
Preferably, described first signal comprises following signal:
The voltage signal of first end, described first end is connected to the first power supply at the mainboard end of described electronic equipment by the first resistance;
The voltage signal of the second end, described second end passes through the second resistance eutral grounding at the output terminal of described second power supply unit.
In the embodiment of the present invention, based on the analysis result to the first detected signal, control the state that described second power supply unit carries out electric energy output, the state that the second power supply unit carries out electric energy output can be controlled in time, stablize the voltage that the first power supply unit exports, guarantee that electronic device works is stablized.
Accompanying drawing explanation
Fig. 1 is the realization flow schematic diagram one of information processing method in the embodiment of the present invention;
Fig. 2 a is the realization flow schematic diagram two of information processing method in the embodiment of the present invention;
Fig. 2 b is the schematic diagram one detecting the first signal in the embodiment of the present invention;
Fig. 2 c is the schematic diagram two detecting the first signal in the embodiment of the present invention;
Fig. 2 d is the schematic diagram arranging switch element in the embodiment of the present invention;
Fig. 2 e is the schematic diagram of the first signal level upset in the embodiment of the present invention;
Fig. 2 f is the V diagram that in correlation technique, the first power supply unit exports;
Fig. 2 g is the V diagram that in correlation technique, the second power supply unit exports;
Fig. 2 h is the V diagram that in the embodiment of the present invention, the first power supply unit exports;
Fig. 2 i is the V diagram that in the embodiment of the present invention, the second power supply unit exports;
Fig. 3 a is the structural representation one of electronic equipment in the embodiment of the present invention;
Fig. 3 b is the structural representation two of electronic equipment in the embodiment of the present invention;
Fig. 3 c is the structural representation three of electronic equipment in the embodiment of the present invention;
Fig. 3 d is the structural representation four of control module 34 in the embodiment of the present invention;
Fig. 3 e is the schematic diagram of the first signal level upset in the embodiment of the present invention;
Fig. 3 f is the structural representation four of electronic equipment in the embodiment of the present invention;
Fig. 3 g is the V diagram that in correlation technique, the first power supply unit exports;
Fig. 3 h is the V diagram that in correlation technique, the second power supply unit exports;
Fig. 3 i is the V diagram that in the embodiment of the present invention, the first power supply unit exports;
Fig. 3 j is the V diagram that in the embodiment of the present invention, the second power supply unit exports;
Fig. 3 k is the structural representation five of electronic equipment in the embodiment of the present invention.
Embodiment
Inventor finds in the practice of the invention: main power supply unit (being set to PSU1) and from power supply unit (being set to PSU2) for electronic equipment as server power time, PUS2 acquiescence is in intelligence and awaits orders (Smartstandby) pattern (also namely supporting to be the pattern of power electronic equipment at any time), power supply due to PSU2 is undertaken powering exporting by the supply module of self realizing, and the output terminal of the supply module of PSU2 can be provided with electric capacity to realize power down maintenance function; If now carry out hot plug operations to PSU2, the output short circuit of the output of PSU1 and PSU2 (PSU1 is charged to electric capacity) can be caused, thus the voltage that PSU1 exports is dragged down, electronic equipment can be caused when the operating voltage of electronic equipment is dragged down to shut down, restart or the problem of blue screen;
Inventor also finds in the practice of the invention, as shown in Figure 1, in a step 101, if electronic equipment support detects the first signal, in a step 102, the first signal resolution detected by utilization goes out the state that the second power supply unit and the energising between PSU2 and the power supply port of electronic equipment are connected, then when implementing the hot plug operations to PSU2, by step 103, based on the state Gong being electrically connected described in described first signal resolution between the second power supply unit and the power supply port of described electronic equipment, can detect that in PSU2 and between the power supply port of electronic equipment the state Gong being electrically connected there occurs change, thus at step 104, based on obtained analysis result, control the state that described second power supply unit carries out electric energy output, the state that the second power supply unit carries out electric energy output can be controlled in time, stablize the voltage that PSU1 exports, guarantee that electronic device works is stablized.
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Embodiment one
The present embodiment records a kind of information processing method, the electronic equipment that the continuous and steady operation such as server, switch has higher requirements can be applied to, to guarantee data security and to provide the continuity of business, be provided with the first power supply unit and the second power supply unit to guarantee that power supply is stable at electronic equipment;
Establish described first power supply unit as the main power supply unit of described electronic equipment in the present embodiment, described second power supply unit as described electronic equipment from power supply unit, first power supply unit provides electric energy by power electronic equipment port (being arranged on mainboard) to electronic equipment, such as 220v electric main can be converted to 12v direct current to be supplied to mainboard by the first power supply unit, certainly, also can according to the operating voltage (being set to 5v) of other devices (as CPU) on mainboard, 220v civil power is converted to the power supply port that 5v direct current is supplied to CPU, second power supply unit acquiescence is in intelligent standby (also namely supporting to be the pattern of power electronic equipment at any time), when the first power supply unit breaks down, can ensure to continue to provide electric energy for electronic equipment,
It is to be noted, before the first power supply unit breaks down, second power supply unit can provide electric energy to port of powering jointly with the first power supply unit, also electric energy can be provided, depending on the loading condition of the first power supply unit and the second power supply unit to power supply port separately by the first power supply unit; When the first power supply unit fault, provide electric energy separately by the second power supply unit to power supply port, that is, the second power supply unit needs to possess the power supply load capacity providing separately electric energy to power supply port.
As shown in Figure 2 a, the information processing method that the present embodiment is recorded comprises the following steps:
Step 201, detects the first signal, the output voltage information of the second power supply unit described in described first characterization.
As an example, as shown in Figure 2 b, described first signal can be the voltage signal of first end, and described first end is connected to the first power supply (as 3.3v power supply) at the mainboard end of described electronic equipment by the first resistance; As another example, if shown in 2c, described first signal can be the voltage signal of the second end, and described second end passes through the second resistance eutral grounding at the output terminal of described first power supply unit; Like this, the first signal can keep synchronous change with the voltage that the second power supply unit exports, thus can characterize the output state of the second power supply unit.
Step 202, judges whether described first signal occurs by the upset of the first level to second electrical level, if overturn, performs step 204; If overturn, when being also described first described first level of signal maintenance, perform step 206.
Step 204, judges that the confession between described second power supply unit and the power supply port of described electronic equipment is electrical connectors be in off-state, and performs step 205.
Step 205, controls described confession electrical connection and switches to the second state from the first state; Wherein, described first state is the state of the second power supply unit described in conducting, and described second state is the state of ending described second power supply unit.
In practical application, as shown in Figure 2 d, a switch element can be set between the second power supply unit and the power supply port of electronic equipment as semiconductor field (MOSFET, Metal-Oxide-SemiconductorField-EffectTransistor), by gauge tap unit, cut-off state is presented to the second power supply unit, to reach the effect of cut-off second power supply unit.
Step 206, judges that the confession between described second power supply unit and the power supply port of described electronic equipment is electrical connectors be in connected state, and performs step 207.
Step 207, controls described for electrical connection maintenance first state; Wherein, described first state is the state of the second power supply unit described in conducting.
In practical application, as shown in Figure 2 d, a switch element can be set between the second power supply unit and the power supply port of electronic equipment as semiconductor field (MOSFET, Metal-Oxide-SemiconductorField-EffectTransistor), by gauge tap unit, conducting state is presented to the second power supply unit, to reach the effect of conducting second power supply unit; By gauge tap unit, conducting state is presented to the second power supply unit, to reach the effect of conducting second power supply unit.
Below step 203 is described to step 207:
Shown in composition graphs 2b, when power supply between the second power supply unit and power electronic equipment port connects, first end presents the first level, when the second power supply unit is pulled out (implement hot drawing and go out operation), when supplying namely between the second power supply unit with power electronic equipment port is electrically connected and disconnects, trigger first end and present second electrical level, and the first level is higher than second electrical level, the first level turn to the schematic diagram of second electrical level as shown in Figure 2 e;
Again shown in composition graphs 2c, when power supply between the second power supply unit and power electronic equipment port connects, first end presents the first level, when the second power supply unit is pulled out (implement hot drawing and go out operation), when supplying namely between the second power supply unit with power electronic equipment port is electrically connected and disconnects, trigger first end and present second electrical level, and the first level is higher than second electrical level, the first level turn to the schematic diagram of second electrical level as shown in Figure 2 e.
For further illustrating the beneficial effect of the present embodiment, inventor is to when implementing hot plug operations to the second power supply unit in correlation technique, and the voltage of the output terminal of the first power supply unit and the second power supply unit detects; And the voltage that the first power supply unit in the present embodiment and the second power supply unit export is detected;
The V diagram that in correlation technique, the first power supply unit exports as shown in figure 2f, the schematic diagram of the second power supply unit input voltage as shown in Figure 2 g, when as shown in figure 2f, before the T2 moment, hot drawing is not implemented to the second power supply unit and go out operation, the voltage that first power supply unit exports to power electronic equipment port keeps stable (12v), as shown in Figure 2 g, in the T1 moment, hot drawing is implemented to the second power supply unit and go out operation, second power supply unit is provided with power down holding capacitor, because electric capacity can discharge, therefore from the T1 moment, the voltage that second power supply unit side is applied on power electronic equipment port declines from 12v, until to the T2 moment, hot update is implemented to the second power supply unit, the second power supply unit side voltage be applied on power electronic equipment port starts to rise to 12v (because needs charge to electric capacity, therefore voltage can not reach 12v immediately), composition graphs 2f again, in the T2 moment, owing to implementing hot update to the second power supply unit, cause the first power supply unit and the second power supply unit short circuit, first power supply unit is charged to electric capacity, dragged down the first power supply unit and be applied to voltage (lower than 12v) on power electronic equipment port, caused electronic device works unstable, occurred restarting, the problem such as blue screen,
The V diagram that in the present embodiment, the first power supply unit exports as shown in fig. 2h, the schematic diagram of the second power supply unit input voltage as shown in fig. 2i, when as shown in fig. 2h, before the T2 moment, hot drawing is not implemented to the second power supply unit and go out operation, the voltage that first power supply unit exports to power electronic equipment port keeps stable (12v), as shown in fig. 2i, in the T1 moment, hot drawing is implemented to the second power supply unit and go out operation, second power supply unit is provided with power down holding capacitor, because electric capacity can discharge, therefore from the T1 moment, the voltage that second power supply unit side is applied on power electronic equipment port declines from 12v, now, utilize the technical scheme of the present embodiment, by the parsing to the first signal, can determine that the confession between the second power supply unit and power electronic equipment port is electrical connectors be in off-state, thus gauge tap unit presents cut-off state to the second power supply unit, like this, when implementing hot update in the T2 moment to the second power supply unit, the second power supply unit can be made to carry out reset operation, after reset completes, by the second power supply unit, power down holding capacitor is charged, thus make the second power supply unit side voltage be applied on power electronic equipment port start to rise (until 12v), it should be noted that, owing to starting reset operation at T2 moment second power supply unit, therefore, second power supply unit cannot start immediately to capacitor charging in the T2 moment, therefore, as shown in fig. 2i, the second power supply unit voltage (with level such as power down holding capacitors) be applied on power electronic equipment port postpones a period of time and just starts to rise (until 12v) after the T2 moment, due to when the T2 moment implements hot update to the second power supply unit, switch element presents cut-off state to the second power supply unit, therefore the first power supply unit output can not with the output short circuit of the second power supply unit, avoid the situation that the first power supply unit charges to power down holding capacitor, steady first power supply unit side of having put is applied to voltage on power electronic equipment port, ensure that the stable of electronic device works voltage.
Embodiment two
The present embodiment records a kind of electronic equipment, and in practical application, the electronic equipment that described electronic equipment can have higher requirements for the continuous and steady operation such as server, switch, to guarantee data security and to provide the continuity of business; As shown in Figure 3 a, the first power supply unit 31 and the second power supply unit 32 is provided with to guarantee that power supply is stable at electronic equipment;
Establish described first power supply unit 31 as the main power supply unit of described electronic equipment in the present embodiment, described second power supply unit 32 as described electronic equipment from power supply unit, first power supply unit 31 provides electric energy by the power supply port (can be arranged on mainboard) of electronic equipment to electronic equipment, such as 220v electric main can be converted to 12v direct current to be supplied to mainboard by the first power supply unit 31, certainly, also can according to the operating voltage (being set to 5v) of other devices (as CPU) on mainboard, 220v civil power is converted to the power supply port that 5v direct current is supplied to CPU, second power supply unit 32 acquiescence is in intelligent standby (also namely supporting to be the pattern of power electronic equipment at any time), when the first power supply unit 31 breaks down, can ensure to continue to provide electric energy for electronic equipment,
It is to be noted, before the first power supply unit 31 breaks down, second power supply unit 32 can provide electric energy to port of powering jointly with the first power supply unit 31, also separately electric energy can be provided to power supply port by the first power supply unit 31, depending on the loading condition of the first power supply unit 31 and the second power supply unit 32; When the first power supply unit 31 fault, provide electric energy separately by the second power supply unit 32 to power supply port, that is, the second power supply unit 32 needs to possess the power supply load capacity providing separately electric energy to power supply port.
Described electronic equipment also comprises:
Detecting unit 33, for detecting the first signal, the output voltage information of the second power supply unit 32 described in described first characterization;
Control module 34, for based on the state Gong being electrically connected described in described first signal resolution between the second power supply unit 32 and the power supply port of described electronic equipment;
Described control module 34, also for based on obtained analysis result, controls the state that described second power supply unit 32 carries out electric energy output, to make the output voltage stabilization of described first power supply unit 31.
A schematic diagram of detecting unit 33 and control module 34 is set in electronic equipment as shown in Figure 3 b, now, what detecting unit 33 detected states the first signal can be the voltage signal of first end, and described first end is connected to the first power supply (as 3.3v power supply) at the mainboard end of described electronic equipment by the first resistance;
A schematic diagram of detecting unit 33 and control module 34 is set in electronic equipment as shown in Figure 3 c, the first signal that detecting unit 33 detects can be the voltage signal of the second end, and described second end passes through the second resistance eutral grounding at the output terminal of described first power supply unit 31; Like this, the voltage that the first signal exports with the second power supply unit 32 can keep synchronous change, thus can characterize the output state of the second power supply unit 32.
As shown in Figure 3 d, as an embodiment, described control module 34 comprises:
First identifying unit 341, during for occur by the first level to the upset of second electrical level when described first signal, judges that the confession between described second power supply unit 32 and the power supply port of described electronic equipment is electrical connectors be in off-state;
Second identifying unit 342, for when described first signal keeps described first level, judges that the confession between described second power supply unit 32 and the power supply port of described electronic equipment is electrical connectors be in connected state; Wherein, described first level is higher than described second electrical level.
Below the process of the first identifying unit 341 and the second identifying unit 342 is described: shown in composition graphs 3b, when power supply between the second power supply unit 32 and power electronic equipment port connects, first end presents the first level, correspondingly, second identifying unit 342 determines that described first signal keeps described first level, then judge that the confession between described second power supply unit 32 and the power supply port of described electronic equipment is electrical connectors be in connected state; When the second power supply unit 32 is pulled out (implement hot drawing and go out operation), namely when the second power supply unit 32 is electrically connected with supplying between power electronic equipment port and disconnects, trigger first end and present second electrical level, and the first level is higher than second electrical level, correspondingly, when first identifying unit 341 determines that the first signal to occur by the first level to the upset of second electrical level, then judge that the confession between described second power supply unit 32 and the power supply port of described electronic equipment is electrical connectors be in off-state, the first level turn to the schematic diagram of second electrical level as shown in Figure 3 e.
Composition graphs 3c, when power supply between the second power supply unit 32 and power electronic equipment port connects, second end presents the first level, correspondingly, second identifying unit 342 determines that described first signal keeps described first level, then judge that the confession between described second power supply unit 32 and the power supply port of described electronic equipment is electrical connectors be in connected state;
When the second power supply unit 32 is pulled out (implement hot drawing and go out operation), when namely the second power supply unit 32 is electrically connected with supplying between power electronic equipment port and disconnects, trigger the second end and present second electrical level, and the first level is higher than second electrical level; Correspondingly, when the first identifying unit 341 determines that the first signal to occur by the first level to the upset of second electrical level, then judge that the confession between described second power supply unit 32 and the power supply port of described electronic equipment is electrical connectors be in off-state; First level turn to the schematic diagram of second electrical level as shown in Figure 3 e.。
As an embodiment, described control module 34, also for when the confession characterized between described second power supply unit 32 and the power supply port of described electronic equipment of described analysis result is electrical connectors be in off-state, controls described confession electrical connection and switches to the second state from the first state; Wherein, described first state is the state of the second power supply unit 32 described in conducting, and described second state is the state of ending described second power supply unit 32.
As an embodiment, described control module 34, also for when the confession characterized between described second power supply unit 32 and the power supply port of described electronic equipment of described analysis result is electrical connectors be in connected state, controls described for electrical connection maintenance first state; Wherein, described first state is the state of the second power supply unit 32 described in conducting.
In practical application, as illustrated in figure 3f, a switch element 36 can be set between the second power supply unit 32 and the power supply port of electronic equipment as MOSFET, by gauge tap unit 36, cut-off state be presented to the second power supply unit 32, to reach the effect of cut-off second power supply unit 32; By gauge tap unit 36, cut-off state is presented to the second power supply unit 32, to reach the effect of cut-off second power supply unit 32.
In practical application, the power supply unit (PSU) that the first power supply unit and the second power supply unit can adopt correlation technique to provide, detecting unit 33, control module 34 can be realized by the logic programmable gate array (FPGA) of electronic equipment.
For further illustrating the beneficial effect of the present embodiment, inventor is to when implementing hot plug operations to the second power supply unit in correlation technique, and the voltage of the output terminal of the first power supply unit and the second power supply unit detects; And the voltage that the first power supply unit 31 in the present embodiment and the second power supply unit 32 export is detected;
The V diagram that in correlation technique, the first power supply unit exports as shown in figure 3g, the schematic diagram of the second power supply unit input voltage as illustrated in figure 3h, when as shown in figure 3g, before the T2 moment, hot drawing is not implemented to the second power supply unit and go out operation, the voltage that first power supply unit exports to power electronic equipment port keeps stable (12v), as shown in figure 3i, in the T1 moment, hot drawing is implemented to the second power supply unit 32 and go out operation, second power supply unit 32 is provided with power down holding capacitor, because electric capacity can discharge, therefore from the T1 moment, the voltage that second power supply unit side is applied on power electronic equipment port declines from 12v, until to the T2 moment, hot update is implemented to the second power supply unit, the second power supply unit side voltage be applied on power electronic equipment port starts to rise to 12v (because needs charge to electric capacity, therefore voltage can not reach 12v immediately), composition graphs 3g again, in the T2 moment, owing to implementing hot update to the second power supply unit, cause the first power supply unit and the second power supply unit short circuit, first power supply unit is charged to electric capacity, dragged down the first power supply unit and be applied to voltage (lower than 12v) on power electronic equipment port, caused electronic device works unstable, occurred restarting, the problem such as blue screen,
As shown in figure 3i, the schematic diagram of the second power supply unit 32 input voltage is as shown in Fig. 3 j for the V diagram that in the present embodiment, the first power supply unit 31 exports, as shown in figure 3i, before the T2 moment, hot drawing is not implemented to the second power supply unit 32 and go out operation, the voltage that first power supply unit 31 exports to power electronic equipment port keeps stable (12v), as shown in Fig. 3 j, in the T1 moment, hot drawing is implemented to the second power supply unit 32 and go out operation, as shown in figure 3k, second power supply unit 32 side is provided with power down holding capacitor, because power down holding capacitor can be discharged, therefore from the T1 moment, the voltage that the second power supply unit 32 side is applied on power electronic equipment port declines from 12v, now, utilize the technical scheme of the present embodiment, by the parsing to the first signal, can determine that the confession between the second power supply unit 32 and power electronic equipment port is electrical connectors be in off-state, thus gauge tap unit presents cut-off state to the second power supply unit 32, like this, when implementing hot update in the T2 moment to the second power supply unit 32, the second power supply unit 32 can be made to carry out reset operation, after reset completes, charged by the second power supply unit 32 pairs of power down holding capacitors, thus make the second power supply unit 32 side voltage be applied on power electronic equipment port start to rise (until 12v), it should be noted that, owing to starting reset operation at T2 moment second power supply unit 32, therefore, second power supply unit 32 cannot start immediately to capacitor charging in the T2 moment, therefore, as shown in Fig. 3 j, second power supply unit 32 voltage (with level such as power down holding capacitors) be applied on power electronic equipment port postpones a period of time and just starts to rise (until 12v) after the T2 moment, due to when the T2 moment implements hot update to the second power supply unit 32, switch element presents cut-off state to the second power supply unit 32, therefore the first power supply unit 31 output can not with the output short circuit of the second power supply unit 32, avoid the situation that the first power supply unit 31 charges to power down holding capacitor, steady first power supply unit 31 side of having put is applied to voltage on power electronic equipment port, ensure that the stable of electronic device works voltage.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can have been come by the hardware that programmed instruction is relevant, aforesaid program can be stored in a computer read/write memory medium, this program, when performing, performs the step comprising said method embodiment; And aforesaid storage medium comprises: movable storage device, ROM (read-only memory) (ROM, Read-OnlyMemory), random access memory (RAM, RandomAccessMemory), magnetic disc or CD etc. various can be program code stored medium.
Or, if the above-mentioned integrated unit of the present invention using the form of software function module realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.Based on such understanding, the technical scheme of the embodiment of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in a storage medium, comprises some instructions and performs all or part of of method described in each embodiment of the present invention in order to make a computer equipment (can be personal computer, server or the network equipment etc.).And aforesaid storage medium comprises: movable storage device, ROM, RAM, magnetic disc or CD etc. various can be program code stored medium.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described claim.
Claims (10)
1. an information processing method, is applied to electronic equipment, it is characterized in that, described electronic equipment is provided with the first power supply unit and the second power supply unit;
When described first power supply unit as the main power supply unit of described electronic equipment, described second power supply unit as described electronic equipment from power supply unit time, described method comprises:
Detect the first signal, the output voltage information of the second power supply unit described in described first characterization;
Based on the state Gong being electrically connected described in described first signal resolution between the second power supply unit and the power supply port of described electronic equipment;
Based on obtained analysis result, control the state that described second power supply unit carries out electric energy output, to make the output voltage stabilization of described first power supply unit.
2. method according to claim 1, is characterized in that, described based on the state Gong being electrically connected described in described first signal resolution between the second power supply unit and the power supply port of described electronic equipment, comprising:
When described first signal to occur by the first level to the upset of second electrical level, judge that the confession between described second power supply unit and the power supply port of described electronic equipment is electrical connectors be in off-state;
When described first signal keeps described first level, judge that the confession between described second power supply unit and the power supply port of described electronic equipment is electrical connectors be in connected state; Wherein, described first level is higher than described second electrical level.
3. method according to claim 1, is characterized in that, described state of carrying out electric energy output based on described second power supply unit of obtained analysis result control, comprising:
When the confession characterized between described second power supply unit and the power supply port of described electronic equipment of described analysis result is electrical connectors be in off-state, controls described confession electrical connection and switch to the second state from the first state; Wherein,
Described first state is the state of the second power supply unit described in conducting, and described second state is the state of ending described second power supply unit.
4. method according to claim 1, is characterized in that, described state of carrying out electric energy output based on described second power supply unit of obtained analysis result control, comprising:
When the confession characterized between described second power supply unit and the power supply port of described electronic equipment of described analysis result is electrical connectors be in connected state, control described for electrical connection maintenance first state; Wherein,
Described first state is the state of the second power supply unit described in conducting.
5. the method according to any one of Claims 1-4, is characterized in that, described first signal comprises following signal one of at least:
The voltage signal of first end, described first end is connected to the first power supply at the mainboard end of described electronic equipment by the first resistance;
The voltage signal of the second end, described second end passes through the second resistance eutral grounding at the output terminal of described second power supply unit.
6. an electronic equipment, is characterized in that, described electronic equipment is provided with the first power supply unit and the second power supply unit;
Described first power supply unit is the main power supply unit of described electronic equipment, described second power supply unit is described electronic equipment from power supply unit; Described electronic equipment also comprises:
Detecting unit, for detecting the first signal, the output voltage information of the second power supply unit described in described first characterization;
Control module, for based on the state Gong being electrically connected described in described first signal resolution between the second power supply unit and the power supply port of described electronic equipment;
Described control module, also for based on obtained analysis result, controls the state that described second power supply unit carries out electric energy output, to make the output voltage stabilization of described first power supply unit.
7. electronic equipment according to claim 6, is characterized in that, described control module comprises:
First identifying unit, during for occur by the first level to the upset of second electrical level when described first signal, judges that the confession between described second power supply unit and the power supply port of described electronic equipment is electrical connectors be in off-state;
Second identifying unit, for when described first signal keeps described first level, judges that the confession between described second power supply unit and the power supply port of described electronic equipment is electrical connectors be in connected state; Wherein, described first level is higher than described second electrical level.
8. electronic equipment according to claim 6, it is characterized in that, described control module, also for when the confession characterized between described second power supply unit and the power supply port of described electronic equipment of described analysis result is electrical connectors be in off-state, controls described confession electrical connection and switches to the second state from the first state; Wherein,
Described first state is the state of the second power supply unit described in conducting, and described second state is the state of ending described second power supply unit.
9. electronic equipment according to claim 6, is characterized in that,
Described control module, also for when the confession characterized between described second power supply unit and the power supply port of described electronic equipment of described analysis result is electrical connectors be in connected state, controls described for electrical connection maintenance first state; Wherein,
Described first state is the state of the second power supply unit described in conducting.
10. the electronic equipment according to any one of claim 6 to 10, is characterized in that, described first signal comprises following signal:
The voltage signal of first end, described first end is connected to the first power supply at the mainboard end of described electronic equipment by the first resistance;
The voltage signal of the second end, described second end passes through the second resistance eutral grounding at the output terminal of described second power supply unit.
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| CN102467969A (en) * | 2010-11-08 | 2012-05-23 | 三星电子株式会社 | Methods of charging auxiliary power supplies in data storage devices and related devices |
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