CN101719959B - Method and device for automatically backing up and recovering key files of mobile terminal - Google Patents
Method and device for automatically backing up and recovering key files of mobile terminal Download PDFInfo
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- CN101719959B CN101719959B CN200910249696.0A CN200910249696A CN101719959B CN 101719959 B CN101719959 B CN 101719959B CN 200910249696 A CN200910249696 A CN 200910249696A CN 101719959 B CN101719959 B CN 101719959B
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Abstract
The invention provides a method and a device for automatically backing up and recovering key files of a mobile terminal, wherein the method comprises the following steps of: step A: automatically detecting a backup mark by the mobile terminal when boosting each time; step B: judging whether the detected backup mark is in invalid state or valid state, starting automatic backup of key information by the mobile terminal to read the key information of the mobile terminal into a specific subarea of a non-volatile memory of the mobile terminal for saving if the backup state is the invalid state; and directly recovering the key information if the backup state is the valid state. The invention can avoid the conditions that the mobile terminal cannot register the network and dial a telephone, IMEI number is lost and ring tone, pictures and other resources are lost after boosting, which are caused by a damaged file system of a user, to greater degree.
Description
Technical field
The present invention relates to mobile terminal function expansion technique field, particularly method and the device of a kind of key files of mobile terminal automated back-up and automatically recovery.
Background technology
Mobile phone has become communication tool important in people's daily life now, and the function of mobile phone is also more and more abundanter and powerful.Some key message items in the mobile phone, comprise mobile phone international mobile equipment identity code (International Mobile Equipment Identity, IMEI), the Bluetooth of mobile phone address, and some mobile phones carry out some key control parameter items of radio-frequency devices integration test and calibration before dispatching from the factory, for example, the important mobile phone parameters such as the emission control power parameter of radio frequency chip, generally all be stored in the mobile phone file system, but, in case the file system of mobile phone is destroyed, cause these important parameters to be lost, can cause mobile phone can't look for net, can't search for and be registered to the mobile network, cause using the basic call function of mobile phone, simultaneously, some important application of mobile phone also can't be used, for example mobile phone bluetooth function can't use, and mobile phone does not have bell sound and picture etc. to have a strong impact on the problem that the user uses.
The prior art that currently arrives, some schemes that industry proposes, some is based on database, perhaps realize the backup of the key messages such as bell sound, picture, phone directory of mobile phone by the server of an outside special use, perhaps the data format by pre-establishing sends to the method that back up specific external device address to Backup Data.More than these technical schemes, all be will be by except mobile phone, outside software and hardware resources is realized the backup of mobile phone key message and is resumed work, Given this situation, a kind of fully based on mobile phone hardware itself in this proposition, by the software function of interior of mobile phone, realize the automated back-up of mobile phone key message and the method for automatically recovering, solve this problem.
Summary of the invention
Technical problem solved by the invention is, avoid largely the mobile terminal-opening that causes because of the user file system failure can't registered network, situation about can't call, IMEI number lose, and the resource files such as bell sound and the picture problem of losing.
According to an aspect of the present invention, the method that a kind of key files of mobile terminal automated back-up is provided and automatically recovers, the method comprises the following steps:
Steps A: portable terminal detects backup mark automatically when each starting up; Backup mark is to be used to refer to the back-up job whether mobile terminal-opening had done key message before, and backup mark is stored in separately in the middle of the nonvolatile memory of portable terminal;
Step B: judge that detecting backup mark is disarmed state or effective status, if described backup mark is disarmed state, then portable terminal starts the automated back-up of key message, and the subregion that the key message of portable terminal is read the nonvolatile memory of portable terminal is preserved; If described backup mark is effective status, then directly carry out the recovery of key message.
Wherein, described effective status is: portable terminal had carried out the back-up job of key message, in the fixed partition in the nonvolatile memory of portable terminal, was storing the key message that has backed up.
Wherein, described disarmed state is: this portable terminal was not done the back-up job of key message at present, in the nonvolatile memory of portable terminal, did not preserve the key message of backup.
Wherein, described key message comprise in IMEI, Bluetooth address, the RF calibration parameter a kind of and more than.
In addition, in described step B, if during effective status, further comprise: described backup mark is effective status, but when not detecting the key message of portable terminal in the portable terminal start-up routine, from the subregion of the nonvolatile memory of portable terminal, read the key message file that had backed up in advance, begin to recover the key message of portable terminal, after recovery was finished, the portable terminal normal boot-strap started.
Further, in the nonvolatile memory of portable terminal, the subregion of the storage key message of opening up is not separately done and is wiped processing.
According to another aspect of the present invention, the device that a kind of key files of mobile terminal automated back-up is provided and automatically recovers, this device comprises detecting unit and backup/restoration unit, wherein, described detecting unit, be used for when the each starting up of portable terminal, automatically detecting backup mark, and judge that the backup mark that detects is disarmed state or effective status; Backup mark is to be used to refer to the back-up job whether mobile terminal-opening had done key message before, and backup mark is stored in separately in the middle of the nonvolatile memory of portable terminal; Described backup/restoration unit is used for when backup mark is disarmed state, starts the automated back-up of key message, and the subregion that the key message of portable terminal is read the nonvolatile memory of portable terminal is preserved; When being effective status, directly carry out the recovery of key message.
Wherein, described effective status, the expression portable terminal had carried out the back-up job of key message, in the fixed partition in the nonvolatile memory of portable terminal, was storing the key message that has backed up.
Wherein, described disarmed state, present this portable terminal of expression was not done the back-up job of key message, in the nonvolatile memory of portable terminal, preserved the key message of backup.
Wherein, described backup/restoration unit, being further used in backup mark is effective status, but when not detecting the key message of portable terminal in the portable terminal start-up routine, from the subregion of the nonvolatile memory of portable terminal, read the key message file that had backed up in advance, begin to recover the key message of portable terminal.
The invention has the beneficial effects as follows: according to method and the device of key files of mobile terminal automated back-up of the present invention and automatically recovery, can avoid largely the mobile terminal-opening that causes because of the user file system failure can't registered network, situation about can't call, mobile phone IMEI number lose, and the resource files such as the bell sound of mobile phone and the picture problem of losing.Simultaneously, this method does not need to increase extra hardware and software cost, and whether mobile phone can need to carry out backup or the recovery of key message by automatic decision, and automaticity is high, can greatly reduce the cost of mobile phone producer after-sale service, increases user's impression.
Description of drawings
Fig. 1 is critical file automated back-up and the automatic recovery method schematic flow sheet of the mobile phone of the embodiment of the invention;
Fig. 2 is the mobile phone critical file automated back-up of the embodiment of the invention and the structure drawing of device that automatically recovers.
Embodiment
Below, 1 ~ 2 describe key files of mobile terminal automated back-up of the present invention and automatic method and the device that recovers in detail with reference to the accompanying drawings.
Portable terminal of the present invention comprises mobile phone, personal digital assistant (Personal Digital Assistant, PDA), below, the present invention is described key files of mobile terminal automated back-up of the present invention and automatic method and the device that recovers take mobile phone as example.
The present invention need to open up separately a subregion out in advance in the nonvolatile memory FLASH of mobile phone itself, be used for preserving the key message of mobile phone automated back-up, the size of this subregion, and the amount of capacity of the key message of backup determines as required.
As shown in Figure 1, the critical file automated back-up of the mobile phone of the embodiment of the invention and automatic recovery method schematic flow sheet comprise the following steps:
Step 100: mobile phone detects backup mark automatically when each starting up.
Wherein, backup mark is to be used to refer to the back-up job whether mobile phone power-on had done key message before.Backup mark is stored in separately in the middle of the nonvolatile memory FLASH of mobile phone, and backup mark has two states: effective status and disarmed state.Wherein, effective status, the expression mobile phone had carried out the back-up job of key message, in the fixed partition in the middle of the nonvolatile memory FLASH of mobile phone, was storing the key message that has backed up.Disarmed state, present this mobile phone of expression was not done the back-up job of key message, in the middle of the nonvolatile memory FLASH of mobile phone, preserved the key message of backup.
Step 200: read backup mark from the backup area of the nonvolatile memory of mobile phone;
Step 300: judge that backup mark is disarmed state or effective status, if backup mark is disarmed state, then execution in step 31; If backup mark is effective status, then execution in step 32;
Step 31: continue to read the key message of mobile phone, judge whether key message exists, if exist, illustrate from oneself start of mobile phone, also do not carry out the back-up job of key message, mobile phone needs the automated back-up key message, and then execution in step 311; Otherwise, finish.The automated back-up flow process of handset starting key message begins the key message of mobile phone, such as IMEI, Bluetooth address, RF calibration parameter etc., and the particular zones that reads the nonvolatile memory FLASH of mobile phone is preserved;
Step 311: call and read function, read one by one the key message of mobile phone, be stored in simultaneously in the ram buffer of opening up in advance;
Step 312: the data in the ram buffer are written in the backup area of nonvolatile memory of mobile phone;
Step 313: after the key message full backup was complete, part flag bit of purchasing was effective, then finished.
Step 32: backup mark is effective status, and illustrating in the particular zones of nonvolatile memory FLASH of mobile phone has the key message that has backed up, and can carry out the recovery flow process of key message.In the effective situation of backup mark, if the key message of mobile phone does not exist, then execution in step 321; If the key message of mobile phone exists, then finish this flow process;
Step 321: mobile phone from the key message backup area that itself nonvolatile storage FLASH opens up in advance, reads the key message item in the RAM buffer area of opening up in advance automatically one by one;
Step 322: call the function of writing of nonvolatile storage, one by one key message is recovered, after being successfully recovered, mobile phone continues normal start flow process, the starting up who finishes mobile phone.
In the present embodiment, the critical file of mobile phone is carried out automated back-up and when automatically recovering, the specific implementation details is as follows:
1, utilize automated back-up and automatically recover principal function Back_Restore_main () handset program is formal start before complete call, key message backup and the restore funcitons of mobile phone are all realized in this function.If need the key message of backup mobile phone key message or recovery mobile phone, call this function and can finish backup or recovery, afterwards, handset program continues complete normal boot-strap.
2, in the nonvolatile memory FLASH of mobile phone itself, the key message size that the partition size of the storage key message of opening up separately backs up as required obtains in advance.
3, the operation of read-write mobile phone key message can be called this two functions; Param_read(), Param_write().The Param_read function is used for realizing reading key message, and the Param_write function is used for realizing, key message is write in the middle of the mobile phone one by one.
4, under normal circumstances, in the nonvolatile memory FLASH of mobile phone itself, the subregion of the storage key message of opening up is not separately done and is wiped processing.
5, automatically recover in the flow process of key message at mobile phone, for preventing cutting off the power supply in the recovery process, cause mobile phone automatically to recover the incomplete of key message, be that some key message recovers, some key message does not recover, during this programme design, with the IMEI number of mobile phone, the information of this most critical is recovered at last.
6, in the flow process of mobile phone automated back-up key message, cut off the power supply in backup procedure for preventing mobile phone, after mobile phone key message automated back-up was finished, backup mark write effectively at last.
Wherein, if backup mark is effective, continue to read key message, for example the IMEI of mobile phone, perhaps Bluetooth of mobile phone address, if these key messages exist, and effectively, illustrate that the file system of mobile phone is not destroyed, the key message of mobile phone is not lost, then mobile phone does not carry out the automatically restoring flow of key message, and mobile phone continues to start, and finishes normal start.
Fig. 2 is the mobile phone critical file automated back-up of the embodiment of the invention and the structure drawing of device that automatically recovers, as shown in Figure 2, this device comprises detecting unit and backup/restoration unit, wherein, detecting unit, be used for when the each starting up of portable terminal, automatically detecting backup mark, and judge that the backup mark that detects is disarmed state or effective status; The backup/restoration unit is used for when backup mark is disarmed state, starts the automated back-up of key message, and the subregion that the key message of portable terminal is read the nonvolatile memory of portable terminal is preserved; When being effective status, directly carry out the recovery of key message.
Wherein, the backup/restoration unit, can be further used in backup mark is effective status, but when not detecting the key message of portable terminal in the portable terminal start-up routine, from the subregion of the nonvolatile memory of portable terminal, read the key message file that had backed up in advance, begin to recover the key message of portable terminal.
In sum, method and device according to key files of mobile terminal automated back-up of the present invention and automatically recovery, can avoid largely the mobile phone power-on that causes because of the user file system failure can't registered network, situation about can't call, mobile phone IMEI number lose, and the resource files such as the bell sound of mobile phone and the picture problem of losing.Simultaneously, this method does not need to increase extra hardware and software cost, and whether mobile phone can need to carry out backup or the recovery of key message by automatic decision, and automaticity is high, can greatly reduce the cost of mobile phone producer after-sale service, increases user's impression.
More than be in order to make those of ordinary skills understand the present invention; and the detailed description that the present invention is carried out; but can expect; within not breaking away from the scope that claim of the present invention contains, can also make other changes and modifications, these variations and revising all in protection scope of the present invention.
Claims (10)
1. a key files of mobile terminal automated back-up and the automatic method of recovering is characterized in that, comprise the following steps:
Steps A: portable terminal detects backup mark automatically when each starting up; Backup mark is to be used to refer to the back-up job whether mobile terminal-opening had done key message before, and backup mark is stored in separately in the middle of the nonvolatile memory of portable terminal;
Step B: judge that the described backup mark that detects is disarmed state or effective status, if described backup mark is disarmed state, then portable terminal starts the automated back-up of key message, and the subregion that the key message of portable terminal is read the nonvolatile memory of portable terminal is preserved; If described backup mark is effective status, then directly carry out the recovery of key message.
2. key files of mobile terminal automated back-up as claimed in claim 1 and the automatically method of recovery, it is characterized in that, described effective status is: portable terminal had carried out the back-up job of key message, in the fixed partition in the nonvolatile memory of portable terminal, storing the key message that has backed up.
3. key files of mobile terminal automated back-up as claimed in claim 1 and the automatically method of recovery, it is characterized in that, described disarmed state is: this portable terminal was not done the back-up job of key message at present, in the nonvolatile memory of portable terminal, do not preserve the key message of backup.
4. key files of mobile terminal automated back-up as claimed in claim 1 and the method automatically recovered is characterized in that, described key message comprise a kind of in IMEI, Bluetooth address, the RF calibration parameter and more than.
5. key files of mobile terminal automated back-up as claimed in claim 1 and the automatically method of recovery, it is characterized in that, in described step B, if during effective status, further comprise: described backup mark is effective status, but when not detecting the key message of portable terminal in the portable terminal start-up routine, from the subregion of the nonvolatile memory of portable terminal, read the key message file that had backed up in advance, begin to recover the key message of portable terminal, after recovery was finished, the portable terminal normal boot-strap started.
6. key files of mobile terminal automated back-up as claimed in claim 1 and the automatically method of recovery is characterized in that in the nonvolatile memory of portable terminal, the subregion of the storage key message of opening up is not separately done and wiped processing.
7. a key files of mobile terminal automated back-up and the automatic device that recovers is characterized in that, comprise detecting unit and backup/restoration unit, wherein,
Described detecting unit is used for automatically detecting backup mark when the each starting up of portable terminal, and judges that the backup mark that detects is disarmed state or effective status; Backup mark is to be used to refer to the back-up job whether mobile terminal-opening had done key message before, and backup mark is stored in separately in the middle of the nonvolatile memory of portable terminal;
Described backup/restoration unit is used for when backup mark is disarmed state, starts the automated back-up of key message, and the subregion that the key message of portable terminal is read the nonvolatile memory of portable terminal is preserved; When being effective status, directly carry out the recovery of key message.
8. key files of mobile terminal automated back-up as claimed in claim 7 and the automatically device of recovery, it is characterized in that, described effective status is: portable terminal had carried out the back-up job of key message, in the fixed partition in the nonvolatile memory of portable terminal, storing the key message that has backed up.
9. key files of mobile terminal automated back-up as claimed in claim 7 and the automatically device of recovery, it is characterized in that, described disarmed state is: present this portable terminal of expression was not done the back-up job of key message, in the nonvolatile memory of portable terminal, do not preserve the key message of backup.
10. key files of mobile terminal automated back-up as claimed in claim 7 and the automatically device of recovery, it is characterized in that, described backup/restoration unit, being further used in backup mark is effective status, but when not detecting the key message of portable terminal in the portable terminal start-up routine, from the subregion of the nonvolatile memory of portable terminal, read the key message file that had backed up in advance, begin to recover the key message of portable terminal.
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CN200910249696.0A CN101719959B (en) | 2009-12-14 | 2009-12-14 | Method and device for automatically backing up and recovering key files of mobile terminal |
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CN200910249696.0A CN101719959B (en) | 2009-12-14 | 2009-12-14 | Method and device for automatically backing up and recovering key files of mobile terminal |
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