CN109144218A - Power-down protection apparatus and terminal - Google Patents
Power-down protection apparatus and terminal Download PDFInfo
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- CN109144218A CN109144218A CN201810631683.9A CN201810631683A CN109144218A CN 109144218 A CN109144218 A CN 109144218A CN 201810631683 A CN201810631683 A CN 201810631683A CN 109144218 A CN109144218 A CN 109144218A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/30—Means for acting in the event of power-supply failure or interruption, e.g. power-supply fluctuations
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
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Abstract
It includes power module, control module, data memory module, energy-storage module and first switch module that the embodiment of the present application, which provides a kind of power-down protection apparatus and terminal, the device,.The power module is used to provide electric energy for the power-down protection apparatus；The control module carries out data storage for controlling the data memory module；The energy-storage module is used to store the electric energy that the power module provides, and/or, when the power module stops providing electric energy and the first switch module is switched on state, electric energy is provided for the control module and the data memory module.It can be seen that, when the power module stops providing electric energy, and the control module and the data memory module still in working condition when, realize the power module to the power switching process of the energy-storage module, thereby may be ensured that the integrality that data store during power down.
Description
Technical field
This application involves circuit engineering more particularly to a kind of power-down protection apparatus and terminals.
Background technique
Under normal conditions, data storage is extremely important for the malfunction elimination of SS later and/or trouble-saving etc..
It is the phenomenon that inevitably will appear the unexpected power down of power supply in terminal, therefore, unexpected in power supply but in certain running environment
When power down, how to guarantee terminal still and can carry out data storage to be very important.
In the related technology, by concatenating super electricity at module (such as the data memory module etc.) both ends for needing power down protection
Hold；Wherein, super capacitor is for storing electric energy in power supply power supply process, to surpass in the unexpected power down of power supply
The module that grade capacitor continues as the needs power down protection is powered.
But in the related technology, by the power switching process of power supply to super capacitor, there are certain time delay, Wu Fabao
The integrality that data store during card power down.
Summary of the invention
The application provides a kind of power-down protection apparatus and terminal, it is ensured that the integrality that data store during power down.
In a first aspect, the embodiment of the present application provides a kind of power-down protection apparatus, comprising: power module, control module, data
Memory module, energy-storage module and first switch module；
Wherein, the first output end of the power module is connected to the first input end of the first switch module, described
The second output terminal of power module is respectively connected to the input terminal of the control module and the input terminal of the data memory module,
The output end of the first switch module be respectively connected to the control module input terminal and the data memory module it is defeated
Enter end, the third output end of the power module is connected to the input terminal of the energy-storage module, the output end of the energy-storage module
It is connected to the second input terminal of the first switch module；
The power module is used to provide electric energy for the power-down protection apparatus；
The control module carries out data storage for controlling the data memory module；
The energy-storage module is used to store the electric energy that the power module provides, and/or, in the power module
Stop providing electric energy and the first switch module when being switched on state, is that the control module and the data store mould
Block provides electric energy；Wherein, when the voltage of the first input end of the first switch module is lower than predeterminated voltage, described first is opened
It closes module and is switched to the on state.
In one possible implementation, described device further include: second switch module；The second switch module
Second input terminal is connected to the output end of the first switch module, and the first input end of the second switch module is connected to institute
The output end of control module is stated, the output end of the second switch module is respectively connected to input terminal and the institute of the control module
State the input terminal of data memory module；
Wherein, the control module is also used to the control described second when the data memory module carries out data storage
Switch module is in the conductive state.
In one possible implementation, the energy-storage module includes: charhing unit and energy-storage units；The charging is single
The input terminal of member is connected to the third output end of the power module, and the output end of the charhing unit is connected to the energy storage list
The input terminal of member, the output end of the energy-storage units are connected to the second input terminal of the first switch module；
Wherein, the charhing unit is used for the power storage that provides the power module to the energy-storage units；
The energy-storage units are used to store the electric energy that the charhing unit provides, and/or, in the first switch
When module is switched on state, electric energy is provided for the control module and the data memory module.
In one possible implementation, the power module includes: power supply unit and power conversion unit；The confession
The output end of electric unit is respectively connected to the input terminal of the power conversion unit and the first input of the first switch module
End, the input terminal of said supply unit are connected to the first output end of the power conversion unit, the power conversion unit
Second output terminal of the second output terminal as the power module, the third output end of the power conversion unit is as the electricity
The third output end of source module；
Wherein, said supply unit is used to provide the first electric energy for the power-down protection apparatus；
The power conversion unit is used to first electric energy being converted to the second electric energy；First electric energy and described the
Voltage or current corresponding to two electric energy is different.
In one possible implementation, the first switch module includes: the first controllable switch.
In one possible implementation, the second switch module includes: the second controllable switch.
In one possible implementation, the control module includes: micro-control unit MCU or microprocessor unit
MPU。
In one possible implementation, the data memory module includes: storage chip.
In one possible implementation, described device further include: display module and/or voice module.
Second aspect, the embodiment of the present application provide a kind of terminal, comprising: falling as described in any one of above-mentioned first aspect
Electrical protective device.
Power-down protection apparatus provided by the embodiments of the present application and terminal, by being deposited including power module, control module, data
Store up module, energy-storage module and first switch module.The power module is used to provide electric energy for the power-down protection apparatus；It is described
Control module carries out data storage for controlling the data memory module；The energy-storage module is for mentioning the power module
The electric energy of confession is stored, and/or, stop providing electric energy in the power module and the first switch module is switched to conducting
When state, electric energy is provided for the control module and the data memory module；Wherein, the first of the first switch module
When the voltage of input terminal is lower than predeterminated voltage, the first switch module is switched to the on state.As it can be seen that working as the power supply
Module stops providing electric energy, and when the control module and the data memory module are still in working condition, realizes described
Power module thereby may be ensured that the integrality of data storage during power down to the power switching process of the energy-storage module.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of application without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram for the power-down protection apparatus that one embodiment of the application provides；
Fig. 2 is the structural schematic diagram for the power-down protection apparatus that another embodiment of the application provides；
Fig. 3 is the structural schematic diagram for the power-down protection apparatus that another embodiment of the application provides；
Fig. 4 is the structural schematic diagram for the power-down protection apparatus that another embodiment of the application provides；
Fig. 5 is the structural schematic diagram for the power-down protection apparatus that another embodiment of the application provides.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall in the protection scope of this application.
The description and claims of this application and term " first " in above-mentioned attached drawing or " second " etc. are for area
Not similar object, without being used to describe a particular order or precedence order.It should be understood that the data used in this way are appropriate
In the case of can be interchanged, so that embodiments herein described herein for example can be with that in addition to illustrating or describing herein
Sequence other than a little is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that covering is non-exclusive
Include, for example, contain a series of product of modules or unit or those of equipment is not necessarily limited to be clearly listed module or
Unit, but may include other modules or unit being not clearly listed or intrinsic for these products or equipment.
Term "and/or" in the application, only a kind of incidence relation for describing affiliated partner, indicates may exist three
Kind relationship, for example, A and/or B, can indicate: individualism A exists simultaneously A and B, these three situations of individualism B.
Firstly, part vocabulary involved in the embodiment of the present application is introduced:
First switch module involved in the embodiment of the present application can include but is not limited to: the first controllable switch.It is exemplary
Ground, the first controllable switch can include but is not limited to any one of following: triode, diode and Metal-Oxide Semiconductor field
Effect transistor (Metal-Oxide-Semiconductor Field-Effect Transistor, MOSFET).
Illustratively, the default conditions of first switch module involved in the embodiment of the present application can be off-state (example
Such as, when power module provides electric energy, first switch module is off-state), in the first input end of first switch module
Voltage is switched on state when being lower than predeterminated voltage (for example, after power module stops providing electric energy, first switch module is cut
It is changed to state)；Certainly, first switch module can also be switched on state in other cases, right in the embodiment of the present application
This and with no restriction.
Second switch module involved in the embodiment of the present application can include but is not limited to: the second controllable switch.It is exemplary
Ground, the second controllable switch can include but is not limited to any one of following: triode, diode and MOSFET.
Illustratively, the default conditions of second switch module involved in the embodiment of the present application can be off-state,
On state is switched to when receiving the first control signal of control module；It is another illustratively, receiving the second of control module
It is switched to off-state again when controlling signal；Certainly, second switch module can also switch switch state in other cases,
In the embodiment of the present application to this and with no restriction.
Control module involved in the embodiment of the present application can include but is not limited to: micro-control unit
(Microcontroller Unit, MCU) or microprocessor unit (Microprocessor Unit, MPU).
Data memory module involved in the embodiment of the present application can include but is not limited to: storage chip.
Secondly, the application background to the embodiment of the present application is introduced:
Under normal conditions, in certain running environment, the phenomenon that inevitably will appear the unexpected power down of terminal power supply, because
How this guarantees terminal still and can carry out data storage to be very important in the unexpected power down of power supply.
In the related technology, by concatenating super electricity at module (such as the data memory module etc.) both ends for needing power down protection
Hold；Wherein, super capacitor is for storing electric energy in power supply power supply process, to surpass in the unexpected power down of power supply
The module that grade capacitor continues as the needs power down protection is powered.But in the related technology, by power supply to super capacitor
There are certain time delays for power switching process, not can guarantee the integrality of data storage during power down.
The power-down protection apparatus and terminal that the embodiment of the present disclosure provides aim at no-delay ground power switching, to guarantee
The integrality that data store in electric process, concrete implementation mode is referring to following embodiments:
How the technical solution of the application and the technical solution of the application are solved with specifically embodiment below above-mentioned
Technical problem is described in detail.These specific embodiments can be combined with each other below, for the same or similar concept
Or process may repeat no more in certain embodiments.
Fig. 1 is the structural schematic diagram for the power-down protection apparatus that one embodiment of the application provides.As shown in Figure 1, the application is real
The power-down protection apparatus for applying example offer may include: power module 101, control module 102, data memory module 103, energy storage mould
Block 104 and first switch module 105.
Illustratively, the first output end of the power module 101 is connected to the first defeated of the first switch module 105
Enter end, the second output terminal of the power module 101 is respectively connected to the input terminal of the control module 102 and the data are deposited
The input terminal of module 103 is stored up, the output end of the first switch module 105 is respectively connected to the input of the control module 102
The input terminal at end and the data memory module 103, the third output end of the power module 101 are connected to the energy-storage module
104 input terminal, the output end of the energy-storage module 104 are connected to the second input terminal of the first switch module 105.
Wherein, the power module 101 is used to provide electric energy for the power-down protection apparatus；
The control module 102 carries out data storage for controlling the data memory module 103；
The energy-storage module 104 is used to store the electric energy that the power module 101 provides, and/or, in the electricity
It is the control module 101 when source module 101 stops providing electric energy and the first switch module 105 is switched on state
Electric energy is provided with the data memory module 103；Wherein, low in the voltage of the first input end of the first switch module 105
When predeterminated voltage, the first switch module 105 is switched to the on state.
In the embodiment of the present application, illustratively, the first output end of the power module 101 is connected to the first switch
The first input end of module 105, in order to power module 101 suddenly stop provide electric energy when, when the first switch module
(control module 102 and the data are deposited at this time when the voltage of 105 first input end is gradually lowered to lower than predeterminated voltage
Module is stored up still in working condition), the first switch module 105 is switched on state.
Illustratively, the second output terminal of the power module 101 is respectively connected to the input terminal of the control module 102
With the input terminal of the data memory module 103, in order to be mentioned for the control module 102 and the data memory module 103
For electric energy, so that control module 102, which controls the data memory module 103, carries out data storage.
Illustratively, the output end of the first switch module 105 is respectively connected to the input terminal of the control module 102
With the input terminal of the data memory module 103, in order to after the first switch module 105 is switched on state, storage
Energy module 104 is that the control module 102 and the data memory module 103 provide electric energy.
Illustratively, the third output end of the power module 101 is connected to the input terminal of the energy-storage module 104, with
Convenient for the energy-storage module 104 store electric energy, in order to when the power module 101 stop provide electric energy when, the energy storage mould
Block 104 can continue as the control module 102 and the data memory module 103 provides electric energy.Further, the energy storage
The output end of module 104 is connected to the second input terminal of the first switch module 105, in order in the first switch module
105 are switched on state, and (i.e. the power module 101 stops providing electric energy, but the control module 102 and the number at this time
According to memory module 103 still in working condition) when, it is the control module 102 and the data instead of the power module 101
Memory module 103 provides electric energy.As it can be seen that when the power module 101 stops providing electric energy, and the control module 102 and institute
When stating data memory module 103 still in working condition, the power module 101 is just had been achieved with to the energy-storage module 104
Power switching process, thereby may be ensured that the integrality that data store during power down.
It is introduced in conjunction with working principle of the Fig. 1 to power-down protection apparatus provided by the embodiments of the present application:
1) when 101 normal power supply of power module, the power module 101 is each module in power-down protection apparatus
Electric energy is provided, illustratively, the power module 101 is that the control module 102 and the data memory module 103 provide electricity
Can, and electric energy is provided for the energy-storage module 104, it is mentioned in order to which the energy-storage module 104 stores the power module 101
The electric energy of confession (it should be noted that when the electric energy stored in the energy-storage module 104 is more than default value, then stops storing
Electric energy, to prevent the energy-storage module 104 from overcharging).
In 101 normal power supply of power module, due to the voltage of the first input end of the first switch module 105
Not less than predeterminated voltage, therefore, the first switch module 105 is in an off state that (the i.e. described energy-storage module 104 is at this time not
Electric energy can be provided for the control module 102 and the data memory module 103).
2) when the unexpected power down of the power module 101 stops powering, the voltage of each output end of the power module 101
It can gradually decrease, (this when the voltage of the first input end of the first switch module 105 is gradually lowered to lower than predeterminated voltage
Shi Suoshu control module 102 and the data memory module 103 are still in working condition), the first switch module 105 switches
For on state, so that it is the control module 102 and the data that the energy-storage module 104, which replaces the power module 101,
Memory module 103 provides electric energy, in order to continue data storage or data transmission etc..
Power-down protection apparatus provided by the embodiments of the present application may include: that power module 101, control module 102, data are deposited
Store up module 103, energy-storage module 104 and first switch module 105.Wherein, the first output end of the power module 101 is connected to
The second output terminal of the first input end of the first switch module 105, the power module 101 is respectively connected to the control
The input terminal of the input terminal of module 102 and the data memory module 103, the output end difference of the first switch module 105
It is connected to the input terminal of the control module 102 and the input terminal of the data memory module 103, the power module 101
Third output end is connected to the input terminal of the energy-storage module 104, and the output end of the energy-storage module 104 is connected to described first
Second input terminal of switch module 105.Wherein, the power module 101 is used to provide electric energy for the power-down protection apparatus；Institute
It states control module 102 and carries out data storage for controlling the data memory module 103；The energy-storage module 104 is used for institute
The electric energy for stating the offer of power module 101 is stored, and/or, stop providing electric energy and described first in the power module 101
When switch module 105 is switched on state, electric energy is provided for the control module 101 and the data memory module 103；Its
In, when the voltage of the first input end of the first switch module 105 is lower than predeterminated voltage, the first switch module 105
It is switched to the on state.As it can be seen that when the power module 101 stops providing electric energy, and the control module 102 and described
When data memory module 103 is still in working condition, the power supply that the power module 101 arrives the energy-storage module 104 is realized
Handoff procedure thereby may be ensured that the integrality of data storage during power down.
Fig. 2 is the structural schematic diagram for the power-down protection apparatus that another embodiment of the application provides.In the base of above-described embodiment
It can effectively be the control module 102 and the data memory module 103 to increase the energy-storage module 104 on plinth
There is provided electric energy duration, power-down protection apparatus provided by the embodiments of the present application can also include second switch module, in order to and
When disconnect the module for no longer needing power down protection.
As shown in Fig. 2, power-down protection apparatus provided by the embodiments of the present application can also include: second switch module 106；Institute
The second input terminal for stating second switch module 106 is connected to the output end of the first switch module 105, the second switch mould
The first input end of block 106 is connected to the output end of the control module 102, in order to the control module 102 control it is described
The on state of second switch module 106)；The output end of the second switch module 106 is respectively connected to the control module
The input terminal of 102 input terminal and the data memory module 103；Wherein, the control module 102 is also used in the data
When memory module 103 carries out data storage, control that the second switch module 106 is in the conductive state (to deposit in the data
It when storing up module 103 without data storage, controls the second switch module 106 and is in an off state).
Illustratively, the control module 102 is used to pass through when the data memory module 103 carries out data storage
First control signal is exported to the second switch module 106, so that the second switch module 106 is switched on state；
Certainly, the control module 102 can also control the second switch module 106 otherwise and be switched on state, this
Apply in embodiment to this and with no restriction.
In other words, when the energy-storage module 104 replaces the power module 101 to power, the control module 102 is used for
When determining that the data memory module 103 completes data storage, by being controlled to the second switch module 106 output second
Signal processed, so that the second switch module 106 is switched to off-state again, so as to save the energy-storage module 104
In electric energy；Certainly, the control module 102 can also control otherwise the second switch module 106 be switched to it is disconnected
Open state, in the embodiment of the present application to this and with no restriction.
It is introduced in conjunction with working principle of the Fig. 2 to power-down protection apparatus provided by the embodiments of the present application:
1) when 101 normal power supply of power module, the power module 101 is each module in power-down protection apparatus
Electric energy is provided, illustratively, the power module 101 is that the control module 102 and the data memory module 103 provide electricity
Can, and electric energy is provided for the energy-storage module 104, it is mentioned in order to which the energy-storage module 104 stores the power module 101
The electric energy of confession (it should be noted that when the electric energy stored in the energy-storage module 104 is more than default value, then stops storing
Electric energy, to prevent the energy-storage module 104 from overcharging).
It should be noted that the control module 102 controls the second switch when determination needs to carry out data storage
Module 106 is in the conductive state.
In 101 normal power supply of power module, due to the voltage of the first input end of the first switch module 105
Not less than predeterminated voltage, therefore, the first switch module 105 is in an off state that (the i.e. described energy-storage module 104 is at this time not
Electric energy can be provided for the control module 102 and the data memory module 103.
2) when the unexpected power down of the power module 101 stops powering, the voltage of each output end of the power module 101
It can gradually decrease, (this when the voltage of the first input end of the first switch module 105 is gradually lowered to lower than predeterminated voltage
Shi Suoshu control module 102 and the data memory module 103 are also in working condition), the first switch module 105 switches
For on state, so that it is the control module 102 and the data that the energy-storage module 104, which replaces the power module 101,
Memory module 103 provides electric energy, in order to continue data storage or data transmission etc..
For the electric energy saved in the energy-storage module 104, illustratively, the control module 102 is not needed in determination
When carrying out data storage, it can control the second switch module 106 and be switched to off-state, so that the energy-storage module
104 stop being that the control module 102 and the data memory module 103 provide electric energy.
The power-down protection apparatus provided in the embodiment of the present application stores mould in the data by the control module 102
When block 103 carries out data storage, controlling the second switch module 106, in the conductive state (the i.e. described control module 102 is in institute
When stating data memory module 103 without data storage, control the second switch module 106 and be in an off state), to increase
Add the energy-storage module 104 effectively can provide electric energy for the control module 102 and the data memory module 103
Duration.
Fig. 3 is the structural schematic diagram for the power-down protection apparatus that another embodiment of the application provides.In the base of above-described embodiment
On plinth, above-mentioned energy-storage module 104 is introduced in the embodiment of the present application.
As shown in figure 3, the energy-storage module in the embodiment of the present application may include: charhing unit 104A and energy-storage units
104B；The input terminal of the charhing unit 104A is connected to the third output end of the power module 101, the charhing unit
The output end of 104A is connected to the input terminal of the energy-storage units 104B, and the output end of the energy-storage units 104B is connected to described
Second input terminal of first switch module 105.
Wherein, it is the energy storage that the charhing unit 104A, which is used to control using the electric energy that the power module 101 provides,
Unit 104B charging；
The energy-storage units 104B is used for energy stores, and/or, conducting shape is switched in the first switch module 105
When state, electric energy is provided for the control module 102 and the data memory module 103.
In the embodiment of the present application, illustratively, the energy-storage module 104 may include: charhing unit 104A and energy storage list
First 104B；Certainly, the energy-storage module 104 can also include other units, in the embodiment of the present application to this and with no restriction.
Illustratively, the input terminal of the charhing unit 104A is connected to the third output end of the power module 101, institute
The output end for stating charhing unit 104A is connected to the input terminal of the energy-storage units 104B, in order to which the charhing unit 104A will
The power storage that the power module 101 provides is to the energy-storage units 104B.Further, the energy-storage units 104B's is defeated
Outlet is connected to the second input terminal of the first switch module 105, leads in order to be switched in the first switch module 105
(power module 101 stops providing electric energy, but the control module 102 and the data memory module 103 logical state at this time
It is in running order) when, it is the control module 102 and the number that the energy-storage units 104B, which replaces the power module 101,
Electric energy is provided according to memory module 103, thereby may be ensured that the integrality of data storage during power down.
Fig. 4 is the structural schematic diagram for the power-down protection apparatus that another embodiment of the application provides.In the base of above-described embodiment
On plinth, above-mentioned power module 101 is introduced in the embodiment of the present application.
As shown in figure 4, the power module in the embodiment of the present application may include: power supply unit 101A and power conversion unit
101B；The output end of said supply unit 101A is respectively connected to the input terminal and described first of the power conversion unit 101B
The first input end of switch module 105, the input terminal of said supply unit 101A are connected to the power conversion unit 101B's
First output end, second output terminal of the second output terminal of the power conversion unit 101B as the power module 101, institute
State third output end of the third output end of power conversion unit 101B as the power module 101；
Wherein, said supply unit 101A is used to provide the first electric energy for the power-down protection apparatus；
The power conversion unit 101B is used to first electric energy being converted to the second electric energy；First electric energy and institute
State the difference of voltage or current corresponding to the second electric energy.
The embodiment of the present application, illustratively, the power module 101 may include: power supply unit 101A and power supply conversion
Unit 101B；Certainly, the power module 101 can also include other units, in the embodiment of the present application to this and with no restriction.
Optionally, said supply unit 101A can include but is not limited to: DC power supply or communication power supply.
Illustratively, output end (the first output end of the i.e. above-mentioned power module 101) difference of said supply unit 101A
It is connected to the input terminal of the power conversion unit 101B and the first input end of the first switch module 105, the power supply
The input terminal of unit 101A is connected to the first output end of the power conversion unit 101B, in order to said supply unit 101A
The first electric energy is provided for the power conversion unit 101B and the first switch module 105, thus the power conversion unit
First electric energy is converted to the second electric energy by 101B, with meet each module in the power-down protection apparatus (e.g., including but not
Be limited to: the control module 102, the data memory module 103 and/or the energy-storage module 104) input voltage and/or
Current requirements；Wherein, first electric energy is different from voltage or current corresponding to second electric energy.Illustratively, institute
Stating voltage corresponding to the second electric energy can be identical as the nominal input voltage of each module in the power-down protection apparatus, and/or,
Electric current corresponding to second electric energy can be identical as the specified input current of each module in the power-down protection apparatus.
Illustratively, the second output terminal of the power conversion unit 101B is as the second defeated of the power module 101
Outlet, in order to which to be that the control module 102 and the data memory module 103 provide described by the power conversion unit 101B
Second electric energy.
Illustratively, the third output end of the power conversion unit 101B is defeated as the third of the power module 101
Outlet, in order to which the power conversion unit 101B is that the energy-storage module 104 provides second electric energy, thus the energy storage
Module 104 stores the second electric energy provided by the power conversion unit 101B, in order to mention when the power module 101 stopping
When for electric energy, the energy-storage module 104 can continue as the control module 102 and the data memory module 103 provides electricity
Energy.
Fig. 5 is the structural schematic diagram for the power-down protection apparatus that another embodiment of the application provides.In the base of above-described embodiment
On plinth, power-down protection apparatus provided by the embodiments of the present application can also include other modules (illustratively, including but not limited to:
Display module and/or voice module).
As shown in figure 5, power-down protection apparatus provided by the embodiments of the present application can also include: display module and/or voice
Module.Illustratively, the input terminal of the display module and/or voice module be connected to the power module 101 third it is defeated
Outlet, in order to which the power module 101 provides electric energy for the display module and/or voice module.
As shown in Figure 5, when the power module 101 provides electric energy, the power module 101 is the display module
And/or voice module provides electric energy；When the power module 101 stops providing electric energy, by the energy-storage module 104 and institute
It states between display module and/or voice module and there is no circuit, therefore, the energy-storage module 104 can't be the display
Module and/or voice module provide electric energy, can effectively be the control module so as to increase the energy-storage module 104
102 and the data memory module 103 provide electric energy duration.
Certainly, power-down protection apparatus provided by the embodiments of the present application can also include removing display module and/or voice module
Except other modules, in the embodiment of the present application to this and with no restriction.
Another embodiment of the application also provides a kind of terminal, and the terminal may include: that the above embodiments of the present application such as mention
The power-down protection apparatus supplied, concrete implementation principle is similar with technical effect, and details are not described herein again.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the application, rather than its limitations；To the greatest extent
Pipe is described in detail the application referring to foregoing embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, each embodiment technology of the application that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of power-down protection apparatus characterized by comprising power module, control module, data memory module, energy storage mould
Block and first switch module；
Wherein, the first output end of the power module is connected to the first input end of the first switch module, the power supply
The second output terminal of module is respectively connected to the input terminal of the control module and the input terminal of the data memory module, described
The output end of first switch module is respectively connected to the input terminal of the control module and the input terminal of the data memory module,
The third output end of the power module is connected to the input terminal of the energy-storage module, and the output end of the energy-storage module is connected to
Second input terminal of the first switch module；
The power module is used to provide electric energy for the power-down protection apparatus；
The control module carries out data storage for controlling the data memory module；
The energy-storage module is used to store the electric energy that the power module provides, and/or, stop in the power module
When electric energy and the first switch module being provided being switched on state, mentioned for the control module and the data memory module
For electric energy；Wherein, when the voltage of the first input end of the first switch module is lower than predeterminated voltage, the first switch mould
Block is switched to the on state.
2. the apparatus according to claim 1, which is characterized in that described device further include: second switch module；Described second
Second input terminal of switch module is connected to the output end of the first switch module, the first input of the second switch module
End is connected to the output end of the control module, and the output end of the second switch module is respectively connected to the control module
The input terminal of input terminal and the data memory module；
Wherein, the control module is also used to control the second switch when the data memory module carries out data storage
Module is in the conductive state.
3. device according to claim 1 or 2, which is characterized in that the energy-storage module includes: charhing unit and energy storage list
Member；The input terminal of the charhing unit is connected to the third output end of the power module, and the output end of the charhing unit connects
It is connected to the input terminal of the energy-storage units, the output end of the energy-storage units is connected to the second input of the first switch module
End；
Wherein, the charhing unit is used for the power storage that provides the power module to the energy-storage units；
The energy-storage units are used to store the electric energy that the charhing unit provides, and/or, in the first switch module
When being switched on state, electric energy is provided for the control module and the data memory module.
4. device according to claim 1 or 2, which is characterized in that the power module includes: that power supply unit and power supply turn
Change unit；The output end of said supply unit is respectively connected to the input terminal and the first switch mould of the power conversion unit
The first input end of block, the input terminal of said supply unit are connected to the first output end of the power conversion unit, the electricity
Second output terminal of the second output terminal of source converting unit as the power module, the third output of the power conversion unit
Hold the third output end as the power module；
Wherein, said supply unit is used to provide the first electric energy for the power-down protection apparatus；
The power conversion unit is used to first electric energy being converted to the second electric energy；First electric energy and second electricity
Voltage or current corresponding to energy is different.
5. the apparatus according to claim 1, which is characterized in that the first switch module includes: the first controllable switch.
6. the apparatus of claim 2, which is characterized in that the second switch module includes: the second controllable switch.
7. device according to claim 1 or 2, which is characterized in that the control module include: micro-control unit MCU or
Microprocessor unit MPU.
8. device according to claim 1 or 2, which is characterized in that the data memory module includes: storage chip.
9. device according to claim 1 or 2, which is characterized in that described device further include: display module and/or voice
Module.
10. a kind of terminal characterized by comprising power-down protection apparatus as claimed in any one of claims 1-9 wherein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810631683.9A CN109144218B (en) | 2018-06-19 | 2018-06-19 | Power-down protection device and terminal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810631683.9A CN109144218B (en) | 2018-06-19 | 2018-06-19 | Power-down protection device and terminal |
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| CN109144218A true CN109144218A (en) | 2019-01-04 |
| CN109144218B CN109144218B (en) | 2021-04-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111711262A (en) * | 2020-06-16 | 2020-09-25 | 苏州浪潮智能科技有限公司 | Circuit protection device based on hard disk |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100146333A1 (en) * | 2008-12-09 | 2010-06-10 | Samsung Electronics Co., Ltd. | Auxiliary power supply and user device including the same |
| CN101826060A (en) * | 2010-05-24 | 2010-09-08 | 中兴通讯股份有限公司 | Method and device for protecting power failure data of solid state disk |
| CN202013570U (en) * | 2011-04-18 | 2011-10-19 | 苏州捷泰科信息技术有限公司 | Power down protecting device for solid state disk based on PCIE (Peripheral Component Interface Express) interface |
| CN102622073A (en) * | 2011-01-27 | 2012-08-01 | 鸿富锦精密工业（深圳）有限公司 | Power-off protection system of power supply |
| CN203632342U (en) * | 2013-11-21 | 2014-06-04 | 深圳市景阳科技股份有限公司 | Power-off protection circuit and power-off protection device |
| CN205281484U (en) * | 2016-01-05 | 2016-06-01 | 浪潮电子信息产业股份有限公司 | Circuit power down protection buffer memory data set |
| CN106155258A (en) * | 2015-03-27 | 2016-11-23 | 华为技术有限公司 | The circuit of a kind of power down protection and correlation technique |
| CN107681885A (en) * | 2017-09-12 | 2018-02-09 | 深圳市瑞康宏业科技开发有限公司 | A kind of power-down retaining circuit and method |
-
2018
- 2018-06-19 CN CN201810631683.9A patent/CN109144218B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100146333A1 (en) * | 2008-12-09 | 2010-06-10 | Samsung Electronics Co., Ltd. | Auxiliary power supply and user device including the same |
| CN101826060A (en) * | 2010-05-24 | 2010-09-08 | 中兴通讯股份有限公司 | Method and device for protecting power failure data of solid state disk |
| CN102622073A (en) * | 2011-01-27 | 2012-08-01 | 鸿富锦精密工业（深圳）有限公司 | Power-off protection system of power supply |
| CN202013570U (en) * | 2011-04-18 | 2011-10-19 | 苏州捷泰科信息技术有限公司 | Power down protecting device for solid state disk based on PCIE (Peripheral Component Interface Express) interface |
| CN203632342U (en) * | 2013-11-21 | 2014-06-04 | 深圳市景阳科技股份有限公司 | Power-off protection circuit and power-off protection device |
| CN106155258A (en) * | 2015-03-27 | 2016-11-23 | 华为技术有限公司 | The circuit of a kind of power down protection and correlation technique |
| CN205281484U (en) * | 2016-01-05 | 2016-06-01 | 浪潮电子信息产业股份有限公司 | Circuit power down protection buffer memory data set |
| CN107681885A (en) * | 2017-09-12 | 2018-02-09 | 深圳市瑞康宏业科技开发有限公司 | A kind of power-down retaining circuit and method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111711262A (en) * | 2020-06-16 | 2020-09-25 | 苏州浪潮智能科技有限公司 | Circuit protection device based on hard disk |
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| CN109144218B (en) | 2021-04-13 |
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