CN102314355A - E-book reader and upgrade method thereof - Google Patents
E-book reader and upgrade method thereof Download PDFInfo
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- CN102314355A CN102314355A CN2010102230137A CN201010223013A CN102314355A CN 102314355 A CN102314355 A CN 102314355A CN 2010102230137 A CN2010102230137 A CN 2010102230137A CN 201010223013 A CN201010223013 A CN 201010223013A CN 102314355 A CN102314355 A CN 102314355A
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Abstract
The invention relates to an e-book reader, and discloses an e-book reader and an upgrade method thereof. Four storage areas are set in the reader, a computer is taken as a medium, and a corresponding upgrade package is acquired from a server, transmitted to a user data area, analyzed to an upgrade data area by a data conversion module in an updatable system partition, checked by a partition update module in a non-updatable system partition and updated to the updatable system partition. Through strict multi-layer processing, the version of the e-book reader can be automatically updated, the safety of data in the upgrade process can be ensured, and a system is prevented from being damaged by abnormal events such as power failure and the like.
Description
Technical field
The present invention relates to E-book reader, particularly the upgrade technique of E-book reader.
Background technology
E-book reader (e-book device, e-book reader) is a kind of instrument of browsing e-book.The size of screen has determined singly to shield and has shown what of number of words.And the technology that is applied to the E-book reader screen has electronic ink technologies, liquid crystal display display techniques such as (Liquid Crystal Display are called for short " LCD ").
Electric ink is innovating technologies of a kind of display message.Under the prerequisite that does not expend any additional electrical energy, electric ink can keep image to reach several weeks, and the power consumption that other display technique need continue when showing usually.
E-book reader based on electronic ink technologies is a kind of flatbed reader, though profile only is equivalent to a very thin paperbound, can store about this e-book of hundreds of.Advantages such as it has that in light weight, capacity is big, battery service time is long, screen is big.Some E-book reader also possesses the function of regulating font size, and can show the black white image of forms such as JPEG, GIF and the file of forms such as Word, PDF.The electric ink display screen reaches visual effect through reflection environment light, therefore looks more to look like plain paper, and long-time the reading do not hindered eyes yet.The efficiency of this display screen is very high, only when page turning, needs small amount of electrical energy, and a fritter lithium battery just can roll up ten thousand pages.
E-book reader is controlled its various functions by system software; Development along with technology; The reader of having sold possibly need to increase function, and original system software possibly in use found mistake, and this all will solve through the upgrading of software.
The method for upgrading software of present most of E-book readers is that the user searches from the production firm website, download and upgrade instrument and software package; Manual configuration operation upgrading tool is upgraded then; This loaded down with trivial details process has brought a lot of troubles for customer upgrade software; If make mistakes in the operating process, be easy to cause reader can not continue to use.If manufacturer adopts upgrade service after sale, the after sale service point that then needs the user that reader is delivered to manufacturer's appointment is upgraded, and not only makes troubles to the user, also can bring the upgrade cost burden of great number to manufacturer.
Summary of the invention
The object of the present invention is to provide a kind of E-book reader and upgrade method thereof, make E-book reader can accomplish the renewal of version automatically, and can guarantee safety of data in the escalation process, prevent the system that destroys when anomalous event such as outage takes place.
For solving the problems of the technologies described above, embodiment of the present invention provides a kind of E-book reader upgrade method, comprises nonupdatable system partitioning in the reader, renewable system partitioning, upgrade data district and user data area;
Method may further comprise the steps:
Computing machine obtains the version information of reader, sends to server;
Server is confirmed the corresponding upgrading bag according to the version information of reader;
Computing machine is from the downloaded AKU;
Computing machine is sent to user data area with AKU;
Data conversion module in the renewable system partitioning is resolved the AKU in the user data area, and the file of resolving gained is updated to the upgrade data district;
Reader restarts, and the subregion update module in start-up course in the nonupdatable system partitioning is carried out completeness check to the file in the upgrade data district, if through verification then the file in the upgrade data district is updated to renewable system partitioning.
Embodiment of the present invention also provides a kind of E-book reader; Comprise nonupdatable system partitioning; Renewable system partitioning, upgrade data district and user data area, wherein; Comprise the subregion update module in the nonupdatable system partitioning, comprise data conversion module in the renewable system partitioning;
User data area is used to store AKU;
Data conversion module is used for the AKU of user data area is resolved, and the file of resolving gained is updated to the upgrade data district;
The subregion update module is used for the file in upgrade data district is carried out completeness check, if through verification then the file in the upgrade data district is updated to renewable system partitioning.
Embodiment of the present invention compared with prior art, the key distinction and effect thereof are:
Four memory blocks are set in reader; As intermediary, obtain the corresponding upgrading bag by computing machine, be sent to user data area from server; Be resolved to the upgrade data district by the data conversion module in the renewable system partitioning again; Finally undertaken being updated to renewable system partitioning after the verification,, make E-book reader can accomplish the renewal of version automatically through the multi-level processing of this strictness by the subregion update module in the nonupdatable system partitioning; And can guarantee the integrality of data in the escalation process, prevent the system that destroys when anomalous event such as outage takes place.
Further, in conjunction with the version information and the type information of reader, can confirm the most suitable AKU more accurately.
Further; In AKU, version information and type information are encrypted with PKI; In reader, decipher with private key; Again the validity of version information and type information is tested, can prevent that the software in the reader from being replaced by the version of mistake, can prevent that also the someone from utilizing edition upgrading malice to crack the copyright control mechanism in the reader.
Further, use differential data in the AKU, can reduce needs the data downloaded amount, if the modification of upgraded version is little, the overall calculation amount of parsing also can be less, thereby saves the valuable electric energy of E-book reader.
Further,, then can under the situation that the user agrees to upgrade, accelerate whole upgrade process, just can accomplish whole upgrade process automatically on the backstage according to the information that is provided with that is provided with in advance in the reader about the upgrading affirmation.
Description of drawings
Fig. 1 is an E-book reader upgrade method schematic flow sheet in the first embodiment of the invention;
Fig. 2 is an E-book reader upgrade method schematic flow sheet in the second embodiment of the invention;
Fig. 3 is an E-book reader upgrade method schematic flow sheet in the third embodiment of the invention;
Fig. 4 is an E-book reader structural representation in the fifth embodiment of the invention;
Fig. 5 is an E-book reader upgrade-system synoptic diagram in the sixth embodiment of the invention;
Fig. 6 is that the data-switching and the subregion update mode of E-book reader upgrade-system in the sixth embodiment of the invention changes synoptic diagram.
Embodiment
In following narration, many ins and outs have been proposed in order to make the reader understand the application better.But, persons of ordinary skill in the art may appreciate that even without these ins and outs with based on the many variations and the modification of following each embodiment, also can realize each claim of the application technical scheme required for protection.
For making the object of the invention, technical scheme and advantage clearer, will combine accompanying drawing that embodiment of the present invention is done to describe in detail further below.
First embodiment of the invention relates to a kind of E-book reader upgrade method.Comprise nonupdatable system partitioning in this E-book reader upgrade method reader, renewable system partitioning, upgrade data district and user data area.
The flow process of this method is as shown in Figure 1, may further comprise the steps:
In step 101, computing machine obtains the version information of reader, sends to server.Alleged computing machine can be PC (Personal Computer in each embodiment of the present invention; Be called for short " PC "); Comprising desktop computer, notebook, net book or the like, also can be the miscellaneous equipment that can play computer function, for example low-end server, powerful handheld terminal etc.
After this get into step 102, server is confirmed the corresponding upgrading bag according to the version information of reader.
Preferably, server can combine the type information of reader to confirm the corresponding upgrading bag jointly according to the version information of reader, thereby can confirm the most suitable AKU more accurately.
After this get into step 103, computing machine is from the downloaded AKU.
Preferentially, server can send to computing machine with the download address of determined AKU.Computing machine is according to the download address download and upgrade bag of receiving.
Certainly, also can realize downloading, for example can directly send the corresponding upgrading bag to computing machine by server by alternate manner.
After this get into step 104, computing machine is sent to user data area with AKU.
After this get into step 105, data conversion module is tested to the integrality and the validity of AKU.If upcheck, then get into step 106, otherwise process ends.
In step 106, the data conversion module in the renewable system partitioning is resolved the AKU in the user data area, and the file of resolving gained is updated to the upgrade data district.
Can be differential data in the AKU, also can be partial data.
If differential data, then data conversion module is made amendment to the file of existing version in the upgrade data district according to differential data when AKU is resolved, with the file after obtaining upgrading.File in the upgrade data district should be the application software of existing version, if do more rigorously, can earlier the file copy in the renewable system partitioning be arrived the upgrade data district, the file in the upgrade data district is made amendment again.
Use differential data in the AKU, can reduce needs the data downloaded amount, if the modification of upgraded version is little, the overall calculation amount of parsing also can be less.
After this get into step 107, restart reader.
After this get into step 108, in the reader restart procedure, the subregion update module in the nonupdatable system partitioning is carried out completeness check to the file in the upgrade data district, if through verification then get into step 109, otherwise process ends.
In an instance of the present invention; Data conversion module is after the file that will resolve gained is updated to the upgrade data district; A updating mark can be set, when reader restarts, if the subregion update module is found this updating mark; The file that just carries out in verification and the renewable system partitioning upgrades, and verification is failed or upgraded successfully this updating mark of back elimination.If the subregion update module is in the process of verification and renewal, because accidents such as outage do not finish, because updating mark still exists, so when restarting, also can carry out verification and renewal again, next time so ensured the safety of upgrading.
In step 109, the file in the upgrade data district is updated to renewable system partitioning.
Four memory blocks are set in reader; As intermediary, obtain the corresponding upgrading bag by computing machine, be sent to user data area from server; Be resolved to the upgrade data district by the data conversion module in the renewable system partitioning again; Finally undertaken being updated to renewable system partitioning after the verification,, make E-book reader can accomplish the renewal of version automatically through the multi-level processing of this strictness by the subregion update module in the nonupdatable system partitioning; And can guarantee the integrality of data in the escalation process, prevent the system that destroys when anomalous event such as outage takes place.
Second embodiment of the invention relates to a kind of E-book reader upgrade method.
Second embodiment improves on the basis of first embodiment, and main improvements are: computing machine has increased the step that the user confirms before the downloaded AKU.
Concrete flow process is as shown in Figure 2.With respect to first embodiment, second embodiment has increased step 201 and 202 between step 102 and 103.
Whether after this get into step 202, computing machine obtains user's input from input equipment, and confirm to upgrade according to this input judges.If the user confirms upgrading, then gets into step 103, otherwise process ends.
Third embodiment of the invention relates to a kind of E-book reader upgrade method.
The 3rd embodiment improves on the basis of second embodiment, and main improvements are: according to user's decision being set whether letting the user that upgrading is confirmed in advance.
The flow process of the 3rd embodiment is as shown in Figure 3.With respect to second embodiment, the 3rd embodiment has increased step 301 between step 102 and step 201.
In step 301; Computing machine according to the user that from reader, reads be provided with in advance about needs are confirmed upgrading the information that is provided with; If being provided with information, this confirms for needs; Then get into step 201 prompting user and confirm whether need upgrading, upgrade otherwise get into the direct download and upgrade bag of step 103.
Have multiple the opportunity that computing machine reads the information of setting, and for example, computing machine reads the information of setting from reader before can in step 301, judging, and for example, can in step 101, obtain to read the information of setting in the reader version information.
The pre-configured information of confirming about upgrading that is provided with in reader can be accelerated whole upgrade process under the situation that the user agrees to upgrade, just can accomplish whole upgrade process automatically on the backstage, need not user's artificial interference.
Four embodiment of the invention relates to a kind of E-book reader upgrade method.
Some basic identical in the 4th embodiment and first to the 3rd embodiment; Difference mainly is: in AKU, version information and type information are encrypted with PKI; In reader, decipher with private key; Again the validity of version information and type information is tested, can prevent that the software in the reader from being replaced by the version of mistake, can prevent that also the someone from utilizing edition upgrading malice to crack the copyright control mechanism in the reader.
Specifically, in AKU, comprise version information and type information with the right public key encryption of RSA key.This public key encryption is accomplished at server end.
In the step 105, data conversion module is tested to the validity of AKU through following steps:
Data conversion module is deciphered version information in the AKU and type information with the right private key of the key of RSA, if each condition below satisfying judges that AKU is effective:
The type information that deciphering obtains is consistent with the type information of this reader.
Version information satisfy pre-defined rule in form, and new in the current version information of this reader.
Be appreciated that version information generally has predetermined form, for example; Form by major version number+minute version number; Or by three groups that separate with special symbol digital compositions, or in version information, containing specific character string or the like, this pro forma rule can be defined by producer voluntarily.
Each method embodiment of the present invention all can be realized with modes such as software, hardware, firmwares.No matter the present invention be with software, hardware, or the firmware mode realize; Instruction code can be stored in the storer of computer-accessible of any kind (for example permanent or revisable; Volatibility or non-volatile; Solid-state or non-solid-state, fixing perhaps removable medium or the like).Equally; Storer can for example be programmable logic array (Programmable Array Logic; Abbreviation " PAL "), RAS (Random Access Memory; Abbreviation " RAM "), programmable read only memory (Programmable Read Only Memory is called for short " PROM "), ROM (read-only memory) (Read-Only Memory is called for short " ROM "), Electrically Erasable Read Only Memory (Electrically Erasable Programmable ROM; Abbreviation " EEPROM "), disk, CD, digital versatile disc (Digital Versatile Disc is called for short " DVD ") or the like.
Fifth embodiment of the invention relates to a kind of E-book reader.As shown in Figure 4, this E-book reader comprises nonupdatable system partitioning, renewable system partitioning; Upgrade data district and user data area; Wherein, comprise the subregion update module in the nonupdatable system partitioning, comprise data conversion module in the renewable system partitioning.
User data area is used to store AKU.
Data conversion module is used for the AKU of user data area is resolved, and the file of resolving gained is updated to the upgrade data district.
The subregion update module is used for the file in upgrade data district is carried out completeness check, if through verification then the file in the upgrade data district is updated to renewable system partitioning.
Need to prove; For outstanding innovation part of the present invention; Above-mentioned each the equipment embodiment of the present invention will not introduced with the solution not too close unit of technical matters relation proposed by the invention; Like the processor in the E-book reader, RAS (Random Access Memory is called for short " RAM "), display, wireless module, button or the like, this does not show that there is not other unit in the said equipment embodiment.
Sixth embodiment of the invention relates to a kind of upgrade-system of E-book reader, and its structure is as shown in Figure 5.
Whole automatic updating system is made up of three parts, and first is a version server, is used for depositing AKU and supplies user's download; Second portion is the PC instrument, is responsible for the monitoring redaction and downloads in the terminal automatically; Third part is the built-in revisions manager software in terminal, is used for changing upgrade data, accomplishes edition upgrading.
Version server has been deposited the compression AKU that is used to upgrade, and is used the version that configuration file is described each AKU, in server, revises configuration file in the placement redaction.
PC instrument periodic test server; If on server, find redaction, notify the user to connect the E-book reader terminal, be lower than the server latest edition if detect terminal versions; Prompting customer upgrade version is selected after the upgrading AKU to be downloaded to E-book reader the user.
The built-in revisions manager software of E-book reader resolves to upgrade data with AKU and is stored in the upgrade data district, restarts reader then and accomplishes upgrading in the system start-up stage, guarantees the safety upgrade and the operation of system.
Subregion synoptic diagram such as Fig. 4 of reader; Be divided into non-renewable subregion, renewable subregion, upgrade data district and user data area; The upgrade data district adopts with the mode of each subregion mirror image of system and stores data; At first can upgrade upgrade data district data in the system upgrade process,, guarantee the safety and stability of system again with upgrade data district each partition data of data update system.
Revisions manager software is made up of two parts, and a part is the data converter that is positioned at application layer, is responsible for the replacement of data-switching and file; Another part is the subregion refresh routine that is arranged in uboot, is responsible for the update system subregion, accomplishes edition upgrading work; Because the subregion refresh routine is accomplished the essence work of system update; And the subregion refresh routine is arranged in uboot, so the uboot subregion is non-renewable, and other several system partitionings can upgrade.
Data converter reads AKU from user storage area; After verification is passed through; Resolving the AKU data is that the system partitioning deposit data is in the upgrade data district; This process adopts dual mode to accomplish, and comprises in the AKU data under the situation of renewable subregion total data, and data converter is that renewable subregion monoblock data are kept in the upgrade data district with the AKU data-switching; When the AKU data only comprised the differential data of renewable subregion, data converter was a file with the AKU data-switching, upgraded original file in the upgrade data district.
The subregion refresh routine reads the data of each system partitioning monoblock one by one from the upgrade data district, verification is through back update system subregion, if abnormal conditions systems such as generation outage can carry out this operation once more after restarting, it is complete to guarantee that system partitioning upgrades.
Data-switching, the process that subregion upgrades is as shown in Figure 6.
SD card data field and USB flash disk data field are two types user data areas.Left and right sides two halves have been represented the flow process of the upgrading from SD card data field and the flow process of upgrading from the USB flash disk data field respectively among Fig. 6.
Data converter reads AKU to RAM and verification and parsing AKU from SD card data field and USB flash disk data field, if success then with upgrade data conversion be stored in the upgrade data district.
When restarting, the subregion refresh routine from the upgrade data district reading of data to RAM, carry out verification succeeds after, with the data in this data update system subregion.
Though through reference some preferred implementation of the present invention; The present invention is illustrated and describes; But those of ordinary skill in the art should be understood that and can do various changes to it in form with on the details, and without departing from the spirit and scope of the present invention.
Claims (9)
1. an E-book reader upgrade method is characterized in that, comprises nonupdatable system partitioning in the reader, renewable system partitioning, upgrade data district and user data area;
Said method comprising the steps of:
Computing machine obtains the version information of reader, sends to server;
Said server is confirmed the corresponding upgrading bag according to the version information of said reader;
Said computing machine is from the said AKU of said downloaded;
Said computing machine is sent to said user data area with said AKU;
Data conversion module in the said renewable system partitioning is resolved the AKU in the said user data area, and the file of resolving gained is updated to said upgrade data district;
Said reader restarts; Subregion update module in nonupdatable system partitioning described in the start-up course is carried out completeness check to the file in the said upgrade data district, if through verification then the file in the said upgrade data district is updated to said renewable system partitioning.
2. E-book reader upgrade method according to claim 1 is characterized in that, said server confirms according to the version information of reader in the step of corresponding upgrading bag,
Server is confirmed the corresponding upgrading bag jointly according to the version information of reader and the type information of reader.
3. E-book reader upgrade method according to claim 1 is characterized in that, said computing machine further comprises following substep from the step of the said AKU of said downloaded:
Said server sends to said computing machine with the download address of determined AKU;
Said computing machine is downloaded said AKU according to the said download address of receiving.
4. E-book reader upgrade method according to claim 1 is characterized in that, and is before the step that said data conversion module is resolved the AKU in the user data area, further comprising the steps of:
Said data conversion module is tested to the integrality and the validity of said AKU.
5. E-book reader upgrade method according to claim 4 is characterized in that, comprises version information and type information with the right public key encryption of RSA key in the said AKU;
Said data conversion module is tested to the validity of said AKU through following steps:
Said data conversion module is deciphered version information in the said AKU and type information with the right private key of the key of RSA, if each condition below satisfying judges that AKU is effective:
The type information that deciphering obtains is consistent with the type information of this reader;
Version information satisfy pre-defined rule in form, and new in the current version information of this reader.
6. E-book reader upgrade method according to claim 1 is characterized in that, is subregion partial data or differential data in the said AKU;
In the step that said data conversion module is resolved said AKU; If subregion partial data; The subregion partial data that parses in the AKU is directly covered upgrade data district legacy data, if differential data arrives the upgrade data district with the file copy in the said renewable system partitioning; According to said differential data the file in the said upgrade data district is made amendment, with the file after obtaining upgrading.
7. E-book reader upgrade method according to claim 1 is characterized in that, said computing machine is before the step of the said AKU of said downloaded, and is further comprising the steps of:
On said computing machine, show the information that has upgraded version;
Obtain user's input from said computing machine, and,, then carry out said download and upgrade bag and each step afterwards,, then finish the flow process of upgrading if the user confirms not upgrade if the user confirms upgrading according to this input judgement.
8. E-book reader upgrade method according to claim 7 is characterized in that, and is before the said step that shows the information there is upgraded version on computers, further comprising the steps of:
The information that is provided with that need confirm upgrading about whether that reads from said reader that the user is provided with in advance; If being provided with information, this confirms for needs; Then carry out the said step that shows the information that has upgraded version on computers, otherwise directly carry out the step of said computing machine from the downloaded AKU.
9. an E-book reader is characterized in that, comprises nonupdatable system partitioning; Renewable system partitioning, upgrade data district and user data area, wherein; Comprise the subregion update module in the said nonupdatable system partitioning, comprise data conversion module in the said renewable system partitioning;
Said user data area is used to store AKU;
Said data conversion module is used for the AKU of said user data area is resolved, and the file of resolving gained is updated to said upgrade data district;
Said subregion update module is used for the file in said upgrade data district is carried out completeness check, if through verification then the file in the said upgrade data district is updated to said renewable system partitioning.
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| CN2010102230137A CN102314355A (en) | 2010-07-08 | 2010-07-08 | E-book reader and upgrade method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104572082A (en) * | 2014-12-19 | 2015-04-29 | 龙凤娇 | Product upgrading method and device |
| WO2015117470A1 (en) * | 2014-07-23 | 2015-08-13 | 中兴通讯股份有限公司 | Device upgrade processing method and apparatus, and gateway device |
| CN105045671A (en) * | 2015-08-17 | 2015-11-11 | 广东欧珀移动通信有限公司 | Method and device for upgrading systems of intelligent terminals |
| CN105138367A (en) * | 2015-08-24 | 2015-12-09 | 上海斐讯数据通信技术有限公司 | Upgrade system kernel mapping method |
| CN106485153A (en) * | 2016-10-10 | 2017-03-08 | 聚好看科技股份有限公司 | Version upgrading method and terminal unit |
| CN106598686A (en) * | 2017-01-03 | 2017-04-26 | 青岛海信移动通信技术股份有限公司 | Method and apparatus for realizing differential upgrading debugging in system partition |
| US10002588B2 (en) | 2015-03-20 | 2018-06-19 | Microsoft Technology Licensing, Llc | Electronic paper display device |
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- 2010-07-08 CN CN2010102230137A patent/CN102314355A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015117470A1 (en) * | 2014-07-23 | 2015-08-13 | 中兴通讯股份有限公司 | Device upgrade processing method and apparatus, and gateway device |
| CN105323091A (en) * | 2014-07-23 | 2016-02-10 | 中兴通讯股份有限公司 | Device upgrading method and device and gateway equipment |
| CN104572082A (en) * | 2014-12-19 | 2015-04-29 | 龙凤娇 | Product upgrading method and device |
| US10002588B2 (en) | 2015-03-20 | 2018-06-19 | Microsoft Technology Licensing, Llc | Electronic paper display device |
| CN105045671A (en) * | 2015-08-17 | 2015-11-11 | 广东欧珀移动通信有限公司 | Method and device for upgrading systems of intelligent terminals |
| CN105138367A (en) * | 2015-08-24 | 2015-12-09 | 上海斐讯数据通信技术有限公司 | Upgrade system kernel mapping method |
| CN105138367B (en) * | 2015-08-24 | 2018-04-06 | 上海斐讯数据通信技术有限公司 | A kind of method of upgrade-system kernel image |
| CN106485153A (en) * | 2016-10-10 | 2017-03-08 | 聚好看科技股份有限公司 | Version upgrading method and terminal unit |
| CN106598686A (en) * | 2017-01-03 | 2017-04-26 | 青岛海信移动通信技术股份有限公司 | Method and apparatus for realizing differential upgrading debugging in system partition |
| CN106598686B (en) * | 2017-01-03 | 2020-03-06 | 青岛海信移动通信技术股份有限公司 | Method and device for realizing differential upgrade debugging in system partition |
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