CN102625281A - Wireless communication module and upgrade method thereof - Google Patents
Wireless communication module and upgrade method thereof Download PDFInfo
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- CN102625281A CN102625281A CN2011100347367A CN201110034736A CN102625281A CN 102625281 A CN102625281 A CN 102625281A CN 2011100347367 A CN2011100347367 A CN 2011100347367A CN 201110034736 A CN201110034736 A CN 201110034736A CN 102625281 A CN102625281 A CN 102625281A
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Abstract
The invention discloses a wireless communication module and an upgrade method thereof. The wireless communication module comprises: a backup memory region, which includes an identification bit, a radio frequency calibration data backup region, an international mobile equipment identity (IMEI) number backup region and a production parameter backup region; a backup module, which is used for writing radio frequency calibration data in the radio frequency calibration data backup region, writing an IMEI number in the IMEI number backup region and writing a production parameter in the production parameter backup region; an import module, which is used for importing the radio frequency calibration data, the IMEI number and the production parameter in the backup memory region to a file system of the wireless communication module again after the firmware of the wireless communication module is upgraded. According to the invention, important data can be recovered automatically after the firmware of the wireless communication module is upgraded.
Description
Technical field
The present invention relates to a kind of upgrade technique of wireless communication module, particularly relate to a kind of wireless communication module that can after firmware upgrade, recover significant data automatically, and a kind of upgrade method of corresponding wireless communication module.
Background technology
Along with development of wireless communication devices, cordless communication network can provide wideer data communication bandwidth and stronger data transmission capabilities, so the application of radio communication more and more widely.
In order to introduce new capability or in order to eliminate the defective in the original system, the manufacturer of wireless communication module can upgrade to the firmware of wireless communication module usually aperiodically.Owing in the process of firmware upgrade, often need the data structure of some parameter in the file system of wireless communication module be changed, therefore just need carry out reformatting to the file system of wireless communication module inevitably.Because format can be erased legacy data, therefore after wireless communication module had been accomplished firmware upgrade, RF calibration data, IMEI number that keeps in original file system and the manufacturing parameter that some are important all can be lost.
In order to solve the problem of losing significant data when the firmware upgrade; Generally be to finish and accomplished after RF calibration and IMEI number write at present in wireless communication module production; Its significant data is kept in the database; So that when wireless communication module has been accomplished firmware upgrade, by operating personnel these significant datas are imported wireless communication module again more in the future.This solution method exists two shortcomings: one, the lot of data storehouse need be set, so hardware cost and management cost are all higher; Two; Need manually significant data be imported wireless communication module again by operating personnel; Because this action need carries out to a large amount of wireless communication modules; Therefore unavoidably misoperation can appear, and in case misoperation, the serious consequence that then will inevitably cause wireless communication module normally to move occur.
Summary of the invention
The technical problem that the present invention will solve is in order to overcome the defective that wireless communication module can be lost significant data in the prior art after firmware upgrade, a kind of upgrade method that can after firmware upgrade, recover wireless communication module and a kind of corresponding wireless communication module of significant data automatically to be provided.
The present invention solves above-mentioned technical problem through following technical proposals: a kind of wireless communication module; Its characteristics are; It comprises: the back-up storage district that an absolute address` is fixing; This back-up storage district comprises a flag, a RF calibration data backup district, an IMEI number (International Mobile Equipment Identity; The international equipment identification sign indicating number that moves) backup area and is produced the parameter backup district, and behind this wireless communication module firmware updating, this flag is used to be written into the upgrading sign; One backup module; Be used for finishing and having accomplished after RF calibration and IMEI number write, the RF calibration data are write this RF calibration data backup district, IMEI number is write this IMEI number backup area and manufacturing parameter is write this manufacturing parameter backup area in this wireless communication module production; One imports module; Be used for when this wireless communication module start, judging whether this flag has write the upgrading sign; And when this flag has write the upgrading sign; RF calibration data, IMEI number and manufacturing parameter in this back-up storage district are imported in the file system of this wireless communication module again, and the upgrading sign that will write this flag is then removed.
Preferably, this backup module be used for RF calibration data and RF calibration data check and write this RF calibration data backup district in the lump, with IMEI number and IMEI number verification with write this IMEI number backup area in the lump and with manufacturing parameter and manufacturing parameter verification with write this manufacturing parameter backup area in the lump; This importing module is used for after judging that this flag has write the upgrading sign; From this RF calibration data backup district, read RF calibration data and calculation check with, from this IMEI number backup area, read IMEI number and calculation check and, from this manufacturing parameter backup area, read manufacturing parameter and calculation check and; Judge then these three verifications calculate with whether respectively with this back-up storage district in RF calibration data check and, IMEI number verification and, manufacturing parameter verification and consistent, only when equal unanimities, RF calibration data, IMEI number and manufacturing parameter in this back-up storage district are imported in the file system of this wireless communication module again.
The present invention also aims to provide a kind of upgrade method of above-mentioned wireless communication module; Its characteristics are; This method comprises: S1, finish and accomplished after RF calibration and IMEI number write in this wireless communication module production, this wireless communication module writes the RF calibration data this RF calibration data backup district, IMEI number is write this IMEI number backup area and manufacturing parameter is write this manufacturing parameter backup area; The firmware of S2, this wireless communication module of upgrading writes the upgrading sign to this flag then; S3, this wireless communication module start; Judge whether this flag has write the upgrading sign; And when this flag has write the upgrading sign; RF calibration data, IMEI number and manufacturing parameter in this back-up storage district are imported in the file system of this wireless communication module again, and the upgrading sign that will write this flag is then removed.
Preferably; In step S1, this wireless communication module is with RF calibration data and RF calibration data check and write this RF calibration data backup district in the lump, with IMEI number and IMEI number verification with write this IMEI number backup area in the lump and with manufacturing parameter and manufacturing parameter verification with write this manufacturing parameter backup area in the lump; In step S3; This wireless communication module is after judging that this flag has write the upgrading sign; From this RF calibration data backup district, read RF calibration data and calculation check with; From this IMEI number backup area, read IMEI number and calculation check with; From this manufacturing parameter backup area, read manufacturing parameter and calculation check with; Judge then these three verifications calculate with whether respectively with this back-up storage district in the RF calibration data check and; The IMEI number verification with; The manufacturing parameter verification is with consistent, only when all consistent with the RF calibration data in this back-up storage district; IMEI number and manufacturing parameter import in the file system of this wireless communication module again.
Positive progressive effect of the present invention is: utilize the present invention; Just in the time of can guaranteeing that wireless communication module is started shooting for the first time after firmware upgrade; Just can recover significant datas such as RF calibration data, IMEI number and manufacturing parameter automatically, it is imported in the file system again.DB Backup method compared to available technology adopting; What the present invention not only can save database is provided with cost and management cost; The correctness of the significant data in the wireless communication module be can also strict guarantee import again, the economic benefit and the product quality of wireless communication module manufacturer greatly improved.
Description of drawings
Fig. 1 is the structural representation of this wireless communication module of the present invention.
Fig. 2 is the flow chart of the upgrade method of this wireless communication module of the present invention.
Embodiment
Provide preferred embodiment of the present invention below in conjunction with accompanying drawing, to specify technical scheme of the present invention.
As shown in Figure 1, this wireless communication module of the present invention has been set up a back-up storage district 1, a backup module 2 and imports module 3 on the architecture basics of existing wireless communication module.
This specific region for from the storage area of this wireless communication module, marking off, back-up storage district 1, its absolute address` immobilizes, and for example this back-up storage district 1 is divided in the scope that absolute address` is 0x907F0000-0x90800000.This back-up storage district 1 is further divided: 1) for example its first byte is left a flag 11; Can write to this flag/remove a upgrading sign, just mean this wireless communication module firmware of having upgraded when this upgrading identifies when writing from this flag; 2) with the remaining area in this back-up storage district 1 distribute to a RF calibration data backup district 12 respectively, an IMEI number backup area 13 and is produced parameter backup district 14; For example with the zone of 0x907F2000-0x907F4000 as this RF calibration data backup district 12; With the zone of 0x907F4000-0x907F6000 as this IMEI number backup area 13, and with the zone of 0x907F6000-0x90800000 as this manufacturing parameter backup area 14.
This backup module 2 finishes and has accomplished RF calibration and IMEI number and moved after writing in this wireless communication module production.Its RF calibration data with this wireless communication module write this RF calibration data backup district 12 and back up; The IMEI number of this wireless communication module is write this IMEI number backup area 13 back up, and some important manufacturing parameters of this wireless communication module are write this manufacturing parameter backup area 14 back up.
This importing module 3 is moved when this wireless communication module is started shooting at every turn.It judges at first whether this flag 11 has write upgrading sign, if this flag 11 has write the upgrading sign, this wireless communication module firmware of having upgraded is described then, and need recover its significant data this moment automatically.Therefore, this importing module 3 can will back up the RF calibration data in this RF calibration data backup district 12, IMEI number and the important manufacturing parameter of backup in this manufacturing parameter backup area 14 that backs up in this IMEI number backup area 13 all imports in the file system of this wireless communication module that has passed through firmware upgrade again.In addition; In order to prevent in start process after this; This importing module 3 all takes for this wireless communication module at every turn and had just upgraded firmware and repeated ineffectually in the file system of this wireless communication module, to recover whole significant datas; Accomplished after the automatic recovery of significant data when this importing module 3 is started shooting after this wireless communication module was upgraded firmware for the first time, just can the upgrading sign that write this flag 11 have been removed.
Further; In order to ensure the backup of significant data and the data correctness in the importing process again; This backup module 2 when the RF calibration data, IMEI number of this wireless communication module of backup and important manufacturing parameter, can be with their data check with also be written to respectively respective backup data in this RF calibration data backup district 12, this IMEI number backup area 13 and this manufacturing parameter backup area 14 at last.And this importing module 3 is carried out before the importing again of significant data after judgement need import these significant datas again, in reality; From this RF calibration data backup district 12, this IMEI number backup area 13 and this manufacturing parameter backup area 14, read earlier RF calibration data, IMEI number and the manufacturing parameter of backup respectively; And the verification of calculating these Backup Datas read out respectively with; Three verifications of this that will calculate then and with the backup in this RF calibration data backup district 12, this IMEI number backup area 13 and this manufacturing parameter backup area 14 corresponding verification and compare one by one; When comparative result when being in full accord; Then declarative data does not make a mistake, and these significant datas that will back up in this back-up storage district 1 that therefore can continue to move return in the file system of this wireless communication module automatically.
Below, will be elaborated with reference to the upgrade method of 2 pairs of these wireless communication modules of the present invention of figure, in this detailed description only be provided with verification and situation be example, and be not provided with verification and situation can analogize realization to those skilled in the art.
Wherein, step 100-101 is the step in the production process of this wireless communication module.
Wherein, step 102 is the step in the firmware upgrade process of this wireless communication module.
RF calibration data, IMEI number and important manufacturing parameter that step 107, this wireless communication module will back up in this back-up storage district all import in the file system of this wireless communication module again, and will write the upgrading sign removing of this flag.So far just accomplished the automatic recovery of this wireless communication module its significant data after firmware upgrade.
Wherein, each related functional module all can combine the existing software program means to realize under existing hardware condition among the present invention, does not give unnecessary details so at this its concrete implementation method is not done.
In sum; Utilize the present invention; Just in the time of can guaranteeing that wireless communication module is started shooting for the first time after firmware upgrade; Therefore just can recover significant datas such as RF calibration data, IMEI number and manufacturing parameter automatically, it is imported in the file system again, that not only can save database is provided with cost and management cost; The correctness of the significant data in the wireless communication module be can also strict guarantee import again, the economic benefit and the product quality of wireless communication module manufacturer greatly improved.
Though more than described embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is limited appended claims.Those skilled in the art can make numerous variations or modification to these execution modes under the prerequisite that does not deviate from principle of the present invention and essence, but these changes and modification all fall into protection scope of the present invention.
Claims (4)
1. wireless communication module is characterized in that it comprises:
The back-up storage district that one absolute address` is fixing; This back-up storage district comprises a flag, a RF calibration data backup district, an IMEI number backup area and a production parameter backup district; Behind this wireless communication module firmware updating, this flag is used to be written into the upgrading sign;
One backup module; Be used for finishing and having accomplished after RF calibration and IMEI number write, the RF calibration data are write this RF calibration data backup district, IMEI number is write this IMEI number backup area and manufacturing parameter is write this manufacturing parameter backup area in this wireless communication module production;
One imports module; Be used for when this wireless communication module start, judging whether this flag has write the upgrading sign; And when this flag has write the upgrading sign; RF calibration data, IMEI number and manufacturing parameter in this back-up storage district are imported in the file system of this wireless communication module again, and the upgrading sign that will write this flag is then removed.
2. wireless communication module as claimed in claim 1; It is characterized in that, this backup module be used for RF calibration data and RF calibration data check and write this RF calibration data backup district in the lump, with IMEI number and IMEI number verification with write this IMEI number backup area in the lump and with manufacturing parameter and manufacturing parameter verification with write this manufacturing parameter backup area in the lump; This importing module is used for after judging that this flag has write the upgrading sign; From this RF calibration data backup district, read RF calibration data and calculation check with; From this IMEI number backup area, read IMEI number and calculation check with; From this manufacturing parameter backup area, read manufacturing parameter and calculation check with; Judge then these three verifications calculate with whether respectively with this back-up storage district in the RF calibration data check and; The IMEI number verification with; The manufacturing parameter verification is with consistent, only when all consistent with the RF calibration data in this back-up storage district; IMEI number and manufacturing parameter import in the file system of this wireless communication module again.
3. the upgrade method of a wireless communication module as claimed in claim 1 is characterized in that, this method comprises:
S1, finish and accomplished after RF calibration and IMEI number write in this wireless communication module production, this wireless communication module writes the RF calibration data this RF calibration data backup district, IMEI number is write this IMEI number backup area and manufacturing parameter is write this manufacturing parameter backup area;
The firmware of S2, this wireless communication module of upgrading writes the upgrading sign to this flag then;
S3, this wireless communication module start; Judge whether this flag has write the upgrading sign; And when this flag has write the upgrading sign; RF calibration data, IMEI number and manufacturing parameter in this back-up storage district are imported in the file system of this wireless communication module again, and the upgrading sign that will write this flag is then removed.
4. the upgrade method of wireless communication module as claimed in claim 3; It is characterized in that; In step S1, this wireless communication module is with RF calibration data and RF calibration data check and write this RF calibration data backup district in the lump, with IMEI number and IMEI number verification with write this IMEI number backup area in the lump and with manufacturing parameter and manufacturing parameter verification with write this manufacturing parameter backup area in the lump; In step S3; This wireless communication module is after judging that this flag has write the upgrading sign; From this RF calibration data backup district, read RF calibration data and calculation check with, from this IMEI number backup area, read IMEI number and calculation check and, from this manufacturing parameter backup area, read manufacturing parameter and calculation check and; Judge then these three verifications calculate with whether respectively with this back-up storage district in RF calibration data check and, IMEI number verification and, manufacturing parameter verification and consistent, only when equal unanimities, RF calibration data, IMEI number and manufacturing parameter in this back-up storage district are imported in the file system of this wireless communication module again.
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| CN103106123A (en) * | 2012-12-27 | 2013-05-15 | 苏州佳世达电通有限公司 | Backup recovery device and wireless parameter backup recovery method |
| CN103391537A (en) * | 2013-06-24 | 2013-11-13 | 上海天奕达电子科技有限公司 | Method and device for writing international mobile equipment identify (IMEI) number through mobile terminal |
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| CN103391537B (en) * | 2013-06-24 | 2017-02-08 | 上海卓易科技股份有限公司 | Method and device for writing international mobile equipment identify (IMEI) number through mobile terminal |
| CN103391537A (en) * | 2013-06-24 | 2013-11-13 | 上海天奕达电子科技有限公司 | Method and device for writing international mobile equipment identify (IMEI) number through mobile terminal |
| CN104427120A (en) * | 2013-09-06 | 2015-03-18 | 展讯通信（上海）有限公司 | Communication terminal and nonvolatile data processing method of communication terminal |
| CN105847030A (en) * | 2016-03-14 | 2016-08-10 | 联想(北京)有限公司 | Information processing method and electronic equipment |
| CN107222341A (en) * | 2017-05-27 | 2017-09-29 | 上海创功通讯技术有限公司 | The method and electronic equipment updated for radio frequency protocol parameter |
| CN107222341B (en) * | 2017-05-27 | 2020-06-05 | 上海创功通讯技术有限公司 | Method for updating radio frequency protocol parameters and electronic equipment |
| CN107608696A (en) * | 2017-09-25 | 2018-01-19 | 龙尚科技（上海）有限公司 | A kind of method of power-off protection upgrading wireless communication module under linux system |
| CN109918111A (en) * | 2019-04-09 | 2019-06-21 | 保定市智能电脑有限公司 | The method of the Intelligent power distribution terminal remote I AP program upgrading of double MCU |
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Application publication date: 20120801 |