CN101526909A - Digital storing back-up system and method thereof - Google Patents

Abstract

The invention relates to a data storing back-up system and a method thereof. The data storing back-up system comprises a portable electronic device, a battery module and a capacitor module, wherein the portable electronic device is provided with a processing unit, a memory unit and a storage unit; the battery module supplies electric energy to the portable electronic device; the capacitor module is electrically connected with the portable electronic device and the battery module, and the capacitor module supplies electric energy to the portable electronic device and produces power supply break information when the battery module supplies the electric energy to the portable electronic device, wherein the processing unit stores data positioned in the memory unit into the storage unit according to the power supply break information. The invention avoids that the portable electronic device cannot store the data into the storage unit because of the power supply break of the battery module through the arrangement of the capacitor module.

Description

Digital storing back-up system and method thereof

Technical field

The present invention relates to a kind of digital storing back-up system and method thereof, especially a kind of when battery module suddenly can't normal power supply, can utilize the capacitance module power supply to make data can be saved to the digital storing back-up system and the method thereof of storage element.

Background technology

Because at present electronic product is frivolous day by day, therefore cause portable electronic device universal day by day, as mobile phone, e-dictionary, DVD player, and GPS navigation equipment etc., the articles for use of being carried for general user.

Referring to Fig. 1, portable electronic device comprises portable electronic devices 11 and battery module 12.Portable electronic devices 11 has processing unit 111, internal storage location 112 and storage element 113, and processing unit 111 is used for reading the data 114 of internal storage location 112, and it is write in the storage element 113.Battery module 12 supply electric energy are to portable electronic devices 11, make processing unit 111, internal storage location 112 and the storage element 113 can the normal running by electric power supply.

Because internal storage location 112 access speeds are very fast, data 114 are deposited usually wherein and are used for processing unit 111 accesses.Yet internal storage location 112 is a volatile memory, and after losing supply of electrical energy, internal storage data 114 promptly disappears with outage, therefore data 114 must be write storage element 113 and preserve before outage.

Yet, in the prior art shortcoming of portable electronic device be when battery module 12 come off suddenly or because of the duration of charging too short can't normal power supply, cause the data 114 that are not saved to storage element 113 as yet to disappear because of outage, or the data 114 that depositing storage element 113 in supply of electrical energy for want of, it is imperfect and store information is made mistakes to cause depositing in information.If these data 114 are system file,, and cause portable apparatus 11 to use with the software systems damage that portable electronic devices 11 is carried.

In view of the every problem of prior art, in order to take into account solution, the inventor proposes a kind of digital storing back-up system and method thereof based on research and development and many practical experience for many years, as implementation and the foundation of improving above-mentioned shortcoming.

Summary of the invention

The above-mentioned technical matters of the present invention for existing in the solution background technology, and a kind of digital storing back-up system and method thereof are proposed.

Technical solution of the present invention is: the present invention is a kind of digital storing back-up system, its special character is: this system comprises: portable electronic devices, this portable electronic devices has processing unit, internal storage location and storage element, processing unit is according to power failure information, and the data that will be arranged in internal storage location write storage element; Battery module, the supply electric energy is to portable electronic devices; Capacitance module electrically connects portable electronic devices and battery module, and when battery module interrupt delivery electric energy during to portable electronic devices, capacitance module supply electric energy is to portable electronic devices, and produces power failure information.

Above-mentioned capacitance module is electrolyte capacitance, thin-film capacitor, mica capacitor or ceramic condenser.

Above-mentioned portable electronic devices has high power consumption unit, closes high power consumption unit according to power failure information.

Above-mentioned highly energy-consuming unit is digital signal processor or LCD Panel.

Above-mentioned processing unit stops the software program running according to power failure information.

Above-mentioned software program is the high power consumption software program of sound playing software or image playout software.

Above-mentioned internal storage location is a volatile memory, and storage element is non-voltile memory or hard disk.

A kind of data storing redundant method that realizes above-mentioned digital storing back-up system, its special character is: this method comprises the following step:

1) judges whether battery module supplies power to portable electronic devices;

2), then supply electric energy to portable electronic devices by capacitance module if battery module does not have power supply;

3) produce power failure information;

4) close high power consumption unit and software program;

5) judged whether that data need store;

6), then read the data that are positioned at internal storage location and it is write storage element if there are data to store.

Above-mentioned steps 6) also comprise step afterwards:

7) judge whether just at storage data;

8) if portable electronic devices just at storage data, guarantees that then data correctly write storage element.

This method also comprises step 9): if battery module supplies power to portable electronic devices again, then battery module provides voltage to capacitance module, the capacitance module store electrical energy.

The advantage of digital storing back-up system provided by the invention and method thereof is when battery module can't normal power supply, supply the redundant electric energy to portable electronic devices by capacitance module, send power failure information simultaneously, make processor read the internal storage location data, and it is write storage element, guarantee that data can not disappear because of the power module power failure, and guarantee to power by the redundant electric energy and can finish the data write-in program really because of the data that do not write storage element as yet fully.

Description of drawings

Fig. 1 is a background technology portable electronic device synoptic diagram;

Fig. 2 is a circuit system synoptic diagram of the present invention;

Fig. 3 is a system block diagrams of the present invention;

Fig. 4 is a system embodiment calcspar of the present invention;

Fig. 5 is a system embodiment flow chart of steps of the present invention.

Wherein, 11,21, the 41-portable electronic devices, 111,211,411-processing unit, 112,212,412-internal storage location, 113,213, the 413-storage element, 114,214, the 415-data, 12,22, the 42-battery module, 23,43-capacitance module, 231,433-power failure information, the high power consumption of 414-unit, 416-software program, 431-positive charge unit, 432-negative charge unit;

Embodiment

Referring to Fig. 2, digital storing back-up system of the present invention comprises portable electronic devices 21, battery module 22 and capacitance module 23.

Referring to Fig. 3, portable electronic devices 21 has processing unit 211, internal storage location 212 and storage element 213.Processing unit 211 access memory cells 212 data 214.Battery module 22 electrically connects portable electronic devices 21, is used for supplying electric energy to portable electronic devices 21.Capacitance module 23 electrically connects battery module 22 and portable electronic devices 21, and portable electronic devices 21 redundant electric energy fully are provided.

When battery module 22 normal power supplies during, provide voltage to capacitance module 23 simultaneously, to its charging to portable electronic devices 21.

When battery module 22 comes off suddenly, or cause shorten discharge time because of the duration of charging is too short, causing can't normal power supply during to portable electronic devices 21, and then capacitance module 23 uses to portable electronic devices 21 supply of electrical energy.Capacitance module 23 output power failure information 231 are to processing unit 211 simultaneously, make it read internal storage location 212 data and write in the storage element 213 according to power failure information 231, data 214 are saved in the storage element 213, do not disappear because of being saved in the storage element 213 because of power failure makes the data that are stored to internal storage location 212.

Wherein, internal storage location 212 is preferably volatile memory, as DRAM (Dynamic Random Access Memory) (DRAM), static random access memory (SRAM) etc., storage element 213 is preferably non-voltile memory, as flash memory (Flashmemory) or hard disk, battery module 22 is preferably lithium ion battery or Ni-MH battery, and capacitance module 23 is preferably electrolyte capacitance, thin-film capacitor, mica capacitor and ceramic condenser.

Referring to Fig. 4, digital storing back-up system comprises portable electronic devices 41, battery module 42 and capacitance module 43.Portable electronic devices 41 comprises processing unit 411, internal storage location 412, storage element 413 and high power consumption unit 414.Wherein, internal storage location 412 storage datas 415 and software program 416, processing unit 411 read the data 415 of internal storage location 412 and deposit it in storage element 413.Battery module 42 electrically connects and supplies power to portable electronic devices 41, and capacitance module 43 electrically connects and provides the redundant electric energy to portable electronic devices 41.

When battery module 42 normal power supplies during to portable electronic devices 41, provide voltage to capacitance module 43 simultaneously, make capacitance module 43 positive charge unit 431 and negative charge unit 432 be in released state, store electrical energy.

When battery module 42 comes off suddenly, or cause shorten discharge time because of the duration of charging is too short, cause can't normal power supply to portable electronic devices 41.This moment, capacitance module 43 detected the input voltage decline of portable electronic devices 41, and 432 of positive charge unit 431 and negative charge unit begin to mutually combine and produce electric energy, and export portable electronic devices 41 to for its use.Capacitance module 43 output power failure information 433 are to processing unit 411 simultaneously.Processing unit 411 is closed high power consumption unit 414 and software program 416 according to power failure information 433, saves the redundant power consumption, and reads the data 417 of internal storage location 412, and it is write in the storage element 413.If storage element 413 just at storage data, then makes storage element 413 finish data storing by capacitance module 43 supply redundant electric energy, avoid data 417 because of writing imperfect the damage.

Referring to Fig. 5, the inventive method comprises the following step:

Step S1: judge whether battery module supplies power to portable electronic devices;

Step S2:, then supply electric energy to portable electronic devices by capacitance module if battery module does not have power supply;

Step S3: produce power failure information by capacitance module;

Step S4: close high power consumption unit and software program;

Step S5: judged whether that data need store;

Step S6:, then read the data that are positioned at internal storage location and it is write storage element if there are data to store;

Step S7: judge whether just at storage data;

Step S8: guarantee that data correctly write in the storage element;

Step S9: finish this determining program;

Step S10: get back to step S1, if battery module supplies power to portable electronic devices, then battery module provides voltage to capacitance module, makes positive charge unit and negative charge unit be in released state, store electrical energy;

Step S11: finish determining program.

In data storing redundant method, internal storage location is preferably volatile memory, storage element is preferably non-voltile memory or hard disk, battery module is preferably lithium ion battery or Ni-MH battery, capacitance module is preferably electrolyte capacitance, thin-film capacitor, mica capacitor and ceramic condenser, high power consumption unit is digital signal processor (DSP) or LCD Panel (LCD), and software program is the software program than consume electric power such as sound playing software or image playout software.

Claims (10)

1, a kind of digital storing back-up system, it is characterized in that: this system comprises: portable electronic devices, this portable electronic devices has processing unit, internal storage location and storage element, and described processing unit is according to power failure information, and the data that will be arranged in internal storage location write storage element; Battery module, the supply electric energy is to portable electronic devices; Capacitance module electrically connects portable electronic devices and battery module, and when battery module interrupt delivery electric energy during to portable electronic devices, capacitance module supply electric energy is to portable electronic devices, and produces power failure information.

2, a kind of digital storing back-up system according to claim 1 is characterized in that: described capacitance module is electrolyte capacitance, thin-film capacitor, mica capacitor or ceramic condenser.

3, a kind of digital storing back-up system according to claim 1 is characterized in that: described portable electronic devices has high power consumption unit, closes high power consumption unit according to power failure information.

4, a kind of digital storing back-up system according to claim 3 is characterized in that: described highly energy-consuming unit is digital signal processor or LCD Panel.

5, a kind of digital storing back-up system according to claim 1 is characterized in that: described processing unit stops the software program running according to power failure information.

6, a kind of digital storing back-up system according to claim 5 is characterized in that: described software program is the high power consumption software program of sound playing software or image playout software.

7, a kind of digital storing back-up system according to claim 1 is characterized in that: described internal storage location is a volatile memory, and described storage element is non-voltile memory or hard disk.

8, a kind of data storing redundant method that realizes the described digital storing back-up system of claim 1, it is characterized in that: this method comprises the following step:

1) judges whether battery module supplies power to portable electronic devices;

2), then supply electric energy to portable electronic devices by capacitance module if battery module does not have power supply;

3) produce power failure information;

4) close high power consumption unit and software program;

5) judged whether that data need store;

6), then read the data that are positioned at internal storage location and it is write storage element if there are data to store.

9, a kind of data storing redundant method according to claim 8 is characterized in that: also comprise step after the described step 6):

7) judge whether just at storage data;

8) if portable electronic devices just at storage data, guarantees that then data correctly write storage element.

10, according to Claim 8 or 9 described a kind of data storing redundant methods, it is characterized in that: this method also comprises step 9): if battery module supplies power to portable electronic devices again, then battery module provides voltage to capacitance module, the capacitance module store electrical energy.

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