CN108260004A - A kind of system and method for set top box software updating - Google Patents
A kind of system and method for set top box software updating Download PDFInfo
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- CN108260004A CN108260004A CN201711497756.1A CN201711497756A CN108260004A CN 108260004 A CN108260004 A CN 108260004A CN 201711497756 A CN201711497756 A CN 201711497756A CN 108260004 A CN108260004 A CN 108260004A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/4508—Management of client data or end-user data
- H04N21/4516—Management of client data or end-user data involving client characteristics, e.g. Set-Top-Box type, software version or amount of memory available
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/458—Scheduling content for creating a personalised stream, e.g. by combining a locally stored advertisement with an incoming stream; Updating operations, e.g. for OS modules ; time-related management operations
- H04N21/4586—Content update operation triggered locally, e.g. by comparing the version of software modules in a DVB carousel to the version stored locally
Abstract
The invention discloses a kind of system of set top box software updating, which includes the software customized module positioned at front end operator and the software upgrading module positioned at terminal set top box；Wherein, software customized module, for this software update information of user setting to be generated ASCII stream file ASCII；Software upgrading module, for parsing this software update information according to the ASCII stream file ASCII received, the difference generation software differences code of this software update information and last time software update information is obtained, and corresponding software parameters are updated to set-top box using software differences code.In addition, the invention also discloses a kind of methods of set top box software updating.The systems and methods not only increase the efficiency of top box software upgrading, also reduce the error probability of software upgrading.
Description
Technical field
The present invention relates to digital TV field more particularly to a kind of system and methods for set top box software updating.
Background technology
With the high speed development of digital technology and being widely used for DTV STB, digital front-end operator is user
Increasingly rich and colourful items content is provided.But most of set-top box is all that respectively demand is real according to operator at present
It is existing software customized, and because the update frequency point that different operators are specified is different, therefore, for being applied to the set-top box of a certain operator
For, it is difficult to receive the software upgrading that other operators assign again in use to instruct to be.Phase between this operator
Incompatible present situation has limited to further applying for set-top box.
For this problem, prior art discloses a kind of update frequency point by operator as TV programme code stream issues
To the technical solution of set-top box.TV programme code stream can be all received since the set-top box for being in end side is switched on every time, only
It detects that the update frequency point in code stream changes, then can software upgrading be realized according to the update frequency point automatically.The technical solution
Well solve the technical issues of causing upgrading that cannot be compatible with due to update frequency point that different operators are specified is different, but due to
All software parameters can be reset when carrying out software upgrading to set-top box, thus, the implementation meeting of the technical solution
Occur：First, renewal time is long, the usage experience of user is influenced, second is that undated parameter is more, easily the technical issues of error.
Invention content
In order to solve the above-mentioned technical problem, the object of the present invention is to provide a kind of system for set top box software updating,
The system includes the software customized module positioned at front end operator and the software upgrading module positioned at terminal set top box；Wherein,
Software customized module, for this software update information of user setting to be generated ASCII stream file ASCII；
Software upgrading module for parsing this software update information according to the ASCII stream file ASCII received, obtains this
The difference generation software differences code of software update information and last time software update information, and using software differences code to machine top
The corresponding software parameters of box are updated.
Further, software upgrading module includes：
Parameter extraction unit, for obtaining this software update information according to parsing ASCII stream file ASCII；
Difference generation unit, for being generated according to the difference between last time software update information and this software update information
Software differences code；
Parameter updating unit, for corresponding software parameters to be updated to set-top box according to software differences code.
Further, parameter storage unit is further included before difference generation unit, parameter storage unit is used to preserve this
Secondary software update information.
Further, parameter verification unit is further included before parameter storage unit, parameter verification unit is used for this
Software update information is verified, and correspondingly, parameter storage unit is used to preserve this according to the check results of parameter verification unit
Secondary software update information.
Further, update monitoring unit is further included before parameter extraction unit, update monitoring unit is used for according to solution
Analysis ASCII stream file ASCII judges whether there is the instruction of software upgrading, and correspondingly, parameter extraction unit is used for according to update monitoring unit
Monitored results parsing ASCII stream file ASCII obtains this software update information.
Further, this software update information includes this software version number；Correspondingly,
Update monitoring unit is used to be obtained according to the judgement whether different from last time software version number of this software version number
Monitored results.
Further, software customized module includes：
Parameter set unit, for obtaining this software update information of user setting；
File generating unit, for this software update information to be packaged generation ASCII stream file ASCII.
In addition, the purpose of the present invention is also providing a kind of method for set top box software updating, including being located at front end fortune
The software customized step and the software upgrading step positioned at terminal set top box for seeking quotient；Wherein,
Software customized step includes：This software update information of user setting is generated into ASCII stream file ASCII；
Software upgrading step includes：ASCII stream file ASCII according to receiving parses this software update information, obtains this
The difference generation software differences code of software update information and last time software update information, and using software differences code to machine top
The corresponding software parameters of box are updated.
Further, software upgrading step includes：
This software update information is obtained according to parsing ASCII stream file ASCII；
Software differences code is generated according to the difference between last time software update information and this software update information；
According to software differences code, to set-top box, corresponding software parameters are updated.
Further, poor according to the difference generation software between last time software update information and this software update information
Parameter verification sub-step is further included before the step of other code and parameter preserves sub-step；Wherein,
Parameter verification sub-step includes：This software update information is verified to obtain check results；
Parameter preserves sub-step and includes：This software update information is preserved according to check results.
From the foregoing, it will be observed that technical solution proposed by the present invention parses this software upgrading letter from the ASCII stream file ASCII issued
Breath by the way that this software update information is generated software differences code compared with last time software update information, recycles software
Difference code is updated the software parameters of set-top box.In this way, the update frequency point that can not only solve different operators is incompatible
The technical issues of causing set top box software updating difficult, can also solve the software parameters during software upgrading and update efficiency
Low, the technical issues of error rate is high.The replacement of operator or the increase of function, all without be upgraded into factory or by machine
Top box cancels, and the cost of set-top box will not be increased with the increase or replacement of function, realizes terminal set top box spirit well
Different front end system, difference CAS encryption systems and different the software functions even purpose of menu style living supported.
Description of the drawings
The specific embodiment of the present invention is described further below in conjunction with the accompanying drawings：
Fig. 1 is the system structure diagram that set top box software updating is used in one embodiment；
Fig. 2 is the structure diagram of software upgrading module in one embodiment；
Fig. 3 is the structure diagram of software customized module in one embodiment；
Fig. 4 is one of software customized module using example schematic diagram；
Fig. 5 is set-top box Flash partition structure diagram in one embodiment；
Fig. 6 is the working-flow figure that set top box software updating is used in one embodiment.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the application can phase
Mutually combination.
The present invention proposes a kind of system for set top box software updating, is that machine top is used in one embodiment referring to Fig. 1
The system structure diagram of box software upgrading, the system 10 include being located at the software customized module 110 of front end operator and be located at
The software upgrading module 130 of terminal set top box.
Software customized module 110, for this software update information of user setting to be generated ASCII stream file ASCII.
This software update information includes if whether this has new software upgrading instruction and have new software upgrading to refer to
The information such as update frequency point and this newer software parameters for then further including that front end operator specifies are enabled, for example, to set-top box
The parameter update of software interface style, FTA or operator's software, CA types and each function module etc..
Software update information is packaged to the ASCII stream file ASCII of the suitable set-top box transmission of generation, front end operator can be the code of generation
Stream file is multiplexed into their frequency point code stream and is transmitted, and is handed down to terminal set top box.
Software upgrading module 130 for parsing this software update information according to the ASCII stream file ASCII received, obtains this
The difference generation software differences code of secondary software update information and last time software update information, and utilize the software differences code pair
The corresponding software parameters of set-top box are updated.
It can be seen that by said program, when the software upgrading module in set-top box detects that there is software in front end operator more
After new instruction, this software update information is parsed from the ASCII stream file ASCII issued, by by this software update information
Generation software differences code is compared between last time software update information, further according to the software differences code to set-top box
Software parameters are updated.Since software differences code only shows this more cenotype school in last time update front end Carrier Requirements more
New software parameters, thus, it can only make an amendment when performing parameter update to corresponding software parameters, without changing other not
Need newer software parameters.In this way, not only increasing the efficiency of set top box software updating, also reduce and received in code stream simultaneously
It is corresponding to update the data and the error probability of software upgrading.
Specifically, it is the structure diagram of software upgrading module in one embodiment referring to Fig. 2, software upgrading module 230
Including parameter extraction unit 231, difference generation unit 233 and parameter updating unit 235.Wherein,
Parameter extraction unit 231, for obtaining this software update information according to parsing ASCII stream file ASCII.
Difference generation unit 233, for according to the difference between last time software update information and this software update information
Generate software differences code.
Parameter updating unit 235, for corresponding software parameters to be updated to set-top box according to software differences code.
In another embodiment, parameter storage unit is further included before difference generation unit 233, which preserves single
Member is used to preserve this software update information as recent software fresh information.
In this way, difference generation unit 233 is when generating software differences code, can rapid extraction go out in current set-top box most
Latest software update information reduces the software differences code building time, and then improves the efficiency of software upgrading.
In another embodiment, parameter verification unit is further included before parameter storage unit, the parameter verification unit
For being verified to this software update information, correspondingly, parameter storage unit is used for the verification according to parameter verification unit
As a result this software update information is preserved.That is, when parameter verification unit verifies to obtain nothing to this software update information
During the check results missed, parameter storage unit preserves this software update information.
Before this software update information obtained to this parsing preserves, further include to this software update information
Integrality is verified, in this way, can effectively avoid this software upgrading failure but the feelings that this software update information is saved
Shape.Because the software update system of the present invention is to realize corresponding software parameter based on the difference of front and rear software update information twice
Replacement, if preserve recent software fresh information it is wrong, that is, the last time software update information preserved is wrong, then, will certainly
The correctness of this difference code of the generation of difference generation unit 133 is influenced, is failed so as to cause this software upgrading.
In another embodiment, update monitoring unit is further included before parameter extraction unit 231, update monitoring is single
Member is used to judge whether there is the instruction of software upgrading according to parsing ASCII stream file ASCII, and correspondingly, parameter extraction unit 231 is used for basis
The monitored results parsing ASCII stream file ASCII of update monitoring unit obtains this software update information.That is, when update monitoring is single
When member monitors the instruction of software upgrading, parameter extraction unit 231 obtains this software update information according to parsing ASCII stream file ASCII.
Since the instruction of software upgrading is and the machine as the ASCII stream file ASCII of TV programme is handed down to the set-top box positioned at terminal
Booting can all receive and read ASCII stream file ASCII top box every time, so before set-top box can be known in time by the parsing to ASCII stream file ASCII
Whether end operator has issued the instruction of software upgrading, if so, then entering software upgrading pattern；If nothing, into set-top box just
Normal power on mode has the advantages that quickly judgement, quick response.
In another embodiment, the monitoring of above-mentioned software upgrading instruction is by being included in this software update information
Software version number judge.Specifically, include this software in this software update information that operator issues in front end
Version number, correspondingly, update monitoring unit are used to sentence according to whether this software version number is different from last time software version number
It is disconnected to obtain monitored results.
In another embodiment, it is the structure diagram of software customized module in one embodiment referring to Fig. 3, software is fixed
Molding block 310 includes：
Parameter set unit 311, for obtaining this software update information of user setting.
File generating unit 313, for this software update information to be packaged generation ASCII stream file ASCII.
It it is one of software customized module using example schematic diagram referring to Fig. 4.Software customized module is at the operator of front end
Can a kind of software customized tool form exist, such as provide a display interface to the user, the top of the display interface display
Go out including sequence number of set top box, software data storage address, several entries for customizing data code, wherein, set-top box sequence
Number be used for unique designated terminal a set-top box, user can by button " Add Item " add an entry, realized with this
To the batched operation of terminal set top box software upgrading；And in the lower part of the display interface to display out each function module corresponding
Software parameters set interface.Wherein, function module may include：
Front end operator issues the frequency point parameters (Update TP parameter) of software update data：Such as frequency point
(Frequency), symbol rate (Symbol Rate), modulation system (Modulation).
The application type (Application Type) of set-top box：Such as FTA (free machine software), OPERATOR (operators
Software)；
Graphic user interface pattern (GUI Style)：Such as 32Bit Horizontal (32 horizontal displays), 32Bit
Vertical (32 vertical displays)；
Feature list (Feature List)：As EPG (electronic program guides), LCN number (logical channel numbers),
Bouquet channle (program classification), Subtitle (subtitle), Teletext (picture and text showing), PVR (performance recording work(
Can), Multimedia (multimedia), Favorite (favor program editor), USB upgrade (USB upgradings), OTA
Upgrade (OTA upgradings)；
Cas system：Such as CONAX (CA program encryption schemes manufacturer name), VERIMATRIX (CA program encryption schemes manufacturers
Name), IRDETO (Ai Dide).
And more new version number (Update Version).
After user is provided with software parameters according to the demand of oneself, " Generate " button is clicked, this is software customized
The software parameters of above-mentioned setting are packaged generation customization data code by tool.
Illustrate that each byte represented in the present embodiment contains by taking the customization data code 0x1103F7 of the first row as an example below
Justice.First nybble 1 represents operator's software, and second nybble 1 represents 32 vertically disposed menu styles, the
Three nybbles 0 represent operator using CONAX CAS encryption systems, each position difference of last nibble
Represent whether each application function activates, in sequence, 0 and the 1 of a position represents application program activation or hide respectively.Such as figure
The latter nibble 3F7 in middle the first row (function from Right Aligns), binary code 001111110111, represent in addition to
Other functions except multimedia are all opened.
Software differences code is generated according to this customization data code and the customization data code of last time as a result, then
By inquiring Flash partition address mapping table, you can obtain the corresponding Flash partition address of the software differences code and size.
It is set-top box Flash partition structure diagram in one embodiment referring to Fig. 5, attached drawing left-hand component is each
The initial address of Flash partition and end address.The Flash partition includes starting boot section, default application area, FTA dishes
Forms data area, menu variance data area, cas system encrypting module area, update option parameter area, update address of cache area, FTA are answered
With program area and user data area.Wherein,
Start boot section, run when starting for set-top box, when detecting that Flash data is correct and complete, redirected automatically
To default application area entrance；
FTA menu datas area saves the resource file of FTA application menus, should including picture resource, character resource etc.
Subregion does not need to update under normal circumstances；
Menu variance data area, the incremental data of the resource file of menu when saving software upgrading.For example, set-top box from
When FTA softwares are replaced to operator's designated software, the content of the data partition needs to update together；
Cas system encrypting module area saves the program of operator's encrypting module and related initialization data, soft from FTA
Part update needs to update together to operator's designated software or when replacing cas system；
Option parameter area is updated, saves the parameter of the version number of software upgrading instruction and the software of operator oneself customization
Configuration；
Address of cache area is updated, saves the mapping table of the corresponding Flash addresses of carrier customization function code, the mapping
Custom code can be converted into the size of initial address He the amount of updating the data for needing newer subregion by table；
FTA application areas, default factory program save the application codes of FTA softwares, for carrier customization from fortune
Battalion's quotient's software rejuvenation restores to use when breaking down to FTA softwares or program code；
User data area saves user data, such as favor program group, LCN grouping informations etc..
The application software that set-top box is given tacit consent to when dispatching from the factory is FTA (free program) software, is also deposited in the case where current DVB receives environment
In abundant free program resource, do not need to encryption cas system and may be viewed by yet, i.e., at this time the data in " default application area " with
The data of " FTA application areas " are identical.The data of " FTA application areas " are resided in the subregion second from the bottom of Flash, are used
When set-top box software error or specified front end operator, can the application software of set-top box be quickly restored to FTA software shapes
State.
Include for example, the set-top box that operator A is proposed customizes demand：Cas system supports Conax, and menu style is height
Clear 32 lateral menu styles, should not media player.So, operator A need to only be set above-mentioned fixed by software customized tool
The corresponding software parameters of inhibition and generation demand, then by this software version number, the update softwares such as frequency point and these software parameters
Fresh information is packaged data packet of the generation with specific PID, these data packets store generally in the form of ASCII stream file ASCII, such as entitled
ASCII stream file ASCII is finally inserted by multiplexer in the operation frequency point of operator by the ASCII stream file ASCII of update_xxx.ts.
So, newer data field is needed to include " default application the software update information set by operator A
32 high definition transverse direction menus (are supported in area " (supporting to hide media player function after update), " menu interface data field " after update
Style), " cas system encrypting module area " (after update support Conax CAS encryption systems).
Illustrate the operation principle of software upgrading module below by the idiographic flow of a set top box software updating, referring to
Fig. 6 is the working-flow figure that set top box software updating is used in one embodiment, including：
S710, set-top box start.
S711, the ASCII stream file ASCII being multiplexed in TV programme frequency point is read, data packet of the filtering containing specific PID simultaneously therefrom solves
Whether analysis includes the instruction of software upgrading, if so, then performing step S712；If nothing, set-top box normally starts, and plays section
Mesh.
The software upgrading option that S712, preservation update frequency point and operator select；
S713, locking update frequency point.
Since the update frequency point that each operator specifies is different, set-top box can be according to the update frequency that parsing obtains
It puts that tuner is controlled to be locked to the frequency point specified.
S714, continue to filter and parse the data packet containing specific PID, the software upgrading option mistake selected according to operator
Filter updates the data.
S715, decompression software update the data, and the integrality of data module is checked by module check code.
This software update information parsed is deposited in memory, decompresses the partial data, and to each number of modules
According to progress integrality school inspection.
S716, this software version number that parsing obtains is stored in specified Flash addresses.
2 byte datas of this software version number after progress completeness check are stored in " update option parameter area "
First two bytes, for judging whether new untreated software upgrading instruction during set-top box booting next time.
S717, this software update information is generated compared with last time is stored in the last time software update information in Flash
Software differences code, and the corresponding partition address of software differences code and size are obtained according to Flash partition address mapping table.
S718, the corresponding position that complete module data is replaced to predefined module data in current Flash respectively.
S719, judge that update is errorless, restart set-top box to apply updated software parameters.
" default application area " can read " the update option parameter area " combination of the inside for software function module, automatically
The functions of modules specified is cancelled in activation.
The present invention also proposes a kind of method for set top box software updating, including being located at the software customized of front end operator
Step and the software upgrading step positioned at set-top box.Wherein,
Software customized step includes：This software update information of user setting is generated into ASCII stream file ASCII；
Software upgrading step includes：ASCII stream file ASCII according to receiving parses this software update information, obtains this
The difference generation software differences code of software update information and last time software update information, and using software differences code to machine top
The corresponding software parameters of box are updated.
In another embodiment, software upgrading step includes：
This software update information is obtained according to parsing ASCII stream file ASCII；
Software differences code is generated according to the difference between last time software update information and this software update information；
According to software differences code, to set-top box, corresponding software parameters are updated.
In another embodiment, it is given birth to according to the difference between last time software update information and this software update information
Parameter verification sub-step is further included into before the step of software differences code and parameter preserves sub-step；Wherein,
Parameter verification sub-step includes：This software update information is verified to obtain check results；
Parameter preserves sub-step and includes：This software update information is preserved according to check results.
It is that the preferable of the present invention is implemented to be illustrated, but the invention is not limited to the implementation above
Example, those skilled in the art can also make various equivalent variations under the premise of without prejudice to spirit of the invention or replace
It changes, these equivalent deformations or replacement are all contained in the application claim limited range.
Claims (10)
1. a kind of system for set top box software updating, which is characterized in that the system comprises positioned at the soft of front end operator
Part customized module and the software upgrading module positioned at terminal set top box；Wherein,
The software customized module, for this software update information of user setting to be generated ASCII stream file ASCII；
The software upgrading module, for parsing this described software update information according to the ASCII stream file ASCII received,
The difference generation software differences code of this described software update information and last time software update information is obtained, and is utilized described soft
To set-top box, corresponding software parameters are updated part difference code.
2. system according to claim 1, which is characterized in that the software upgrading module includes：
Parameter extraction unit, for obtaining this software update information according to the parsing ASCII stream file ASCII；
Difference generation unit, for being generated according to the difference between last time software update information and this described software update information
The software differences code；
Parameter updating unit, for corresponding software parameters to be updated to set-top box according to the software differences code.
3. system according to claim 2, which is characterized in that parameter preservation is further included before the difference generation unit
Unit, the parameter storage unit are used to preserve this software update information.
4. system according to claim 3, which is characterized in that further include parameter verification before the parameter storage unit
Unit, the parameter verification unit is for verifying this described software update information, and correspondingly, the parameter preserves single
Member is used to preserve this software update information according to the check results of the parameter verification unit.
5. system according to claim 2, which is characterized in that update monitoring is further included before the parameter extraction unit
Unit, the update monitoring unit are used to judge whether there is the instruction of software upgrading according to the parsing ASCII stream file ASCII, correspondingly,
The parameter extraction unit is soft for obtaining this according to the monitored results parsing ASCII stream file ASCII of the update monitoring unit
Part fresh information.
6. system according to claim 5, which is characterized in that this described software update information includes this software version
Number；Correspondingly,
The update monitoring unit is used for according to the judgement whether different from last time software version number of this described software version number
Obtain monitored results.
7. according to claim 1~6 any one of them system, which is characterized in that the software customized module includes：
Parameter set unit, for obtaining this software update information of user setting；
File generating unit, for this described software update information to be packaged generation ASCII stream file ASCII.
A kind of 8. method for set top box software updating, which is characterized in that the software customized step including being located at front end operator
The rapid and software upgrading step positioned at terminal set top box；Wherein,
The software customized step includes：This software update information of user setting is generated into ASCII stream file ASCII；
The software upgrading step includes：The ASCII stream file ASCII according to receiving parse described in this software update information,
The difference generation software differences code of this described software update information and last time software update information is obtained, and is utilized described soft
To set-top box, corresponding software parameters are updated part difference code.
9. according to the method described in claim 8, it is characterized in that, the software upgrading step includes：
This software update information is obtained according to the ASCII stream file ASCII is parsed；
The software differences code is generated according to the difference between last time software update information and this described software update information；
According to the software differences code, to set-top box, corresponding software parameters are updated.
10. according to the method described in claim 9, it is characterized in that, described according to last time software update information and described
Difference between secondary software update information further included before generating the step of software differences code parameter verification sub-step and
Parameter preserves sub-step；Wherein,
The parameter verification sub-step includes：This described software update information is verified to obtain check results；
The parameter preserves sub-step and includes：This software update information is preserved according to the check results.
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| CN105700926A (en) * | 2016-01-14 | 2016-06-22 | 青岛海信电器股份有限公司 | Method and apparatus for making differential upgrade package, and method and apparatus for differential upgrade of system |
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Application publication date: 20180706 |