CN103002341B - DTV composite aircraft and resource share method - Google Patents
DTV composite aircraft and resource share method Download PDFInfo
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- CN103002341B CN103002341B CN201110271352.7A CN201110271352A CN103002341B CN 103002341 B CN103002341 B CN 103002341B CN 201110271352 A CN201110271352 A CN 201110271352A CN 103002341 B CN103002341 B CN 103002341B
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- dtv
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Abstract
The present invention is suitable for digital TV field, provides a kind of DTV composite aircraft and resource share method.Wherein, resource share method is suitable for DTV composite aircraft, DTV composite aircraft includes DTV host and an at least DTV handset, and DTV host is shared the shared resource in DTV host with DTV handset, comprised the following steps：Respectively DTV host and DTV handset specify the priority using shared resource；According to the request of current shared resource service condition and DTV handset, shared resource is distributed using conflict-solving strategy.The solution of DTV composite aircraft and resource share method, by the priority level for controlling the shared resource of DTV host and each DTV handset, use conflict-solving strategy, achieve the purpose that share hardware resource to greatest extent, while hardware manufacturing cost is reduced, efficiently solve the problems, such as that shared resource conflicts in DTV composite aircraft.
Description
Technical field
The invention belongs to digital TV field more particularly to a kind of DTV composite aircrafts and resource share method.
Background technology
With the development of digital television techniques, in addition to DTV STB, the use of digital TV integrated machine is also got over
Come more universal, in simple terms, digital TV integrated machine is exactly to substitute set-top box or machine using built-in set-top box, internal core chip
The solutions such as card separation, the digital TV terminal that Digital TV Receiving, decoding and display are combined together.It is no longer needed solely
Vertical set-top box has the characteristics that easy to use and saves space.
Simultaneously as improvement of living standard, many families have been no longer satisfied with only using a digital TV terminal,
But simultaneously using more digital TV terminals, cost can be higher.Based on this demand, current a solution is to make
With DTV composite aircraft framework, in a manner that DTV handset and machine tool share some hardware resources, reduced to reach
The purpose of cost.In DTV composite aircraft framework, a host is generally included（That is, machine tool）And an at least estrade machine,
Digital television signal is received by host, is played after being descrambled, demultiplexed and being decoded, meanwhile, needed for host to handset offer
Program data, the program data that handset receiving host provides play after being decoded.Although handset can share some of host
Hardware resource, but when more estrade machines resource of a shared host simultaneously, it is possible to it is present with asking for shared resource conflict
Topic, directly influences the use of user.
Therefore, in digital TV field, it is necessary to which one kind can solve DTV primary and secondary while manufacture cost is reduced
The solution of shared resource conflict in machine.
The content of the invention
It is an object of the invention to provide a kind of DTV composite aircraft and resource share methods, it is intended to solve existing number
The problem of shared resource conflicts in word TV composite aircraft.
The present invention is achieved in that a kind of resource share method, suitable for DTV composite aircraft, the number electricity
Include DTV host and an at least DTV handset, the DTV host and the DTV depending on composite aircraft
Handset shares the shared resource in the DTV host, comprises the following steps：Respectively described DTV host and
The DTV handset specifies the priority using the shared resource；According to current shared resource service condition and institute
The request of DTV handset is stated, the shared resource is distributed using conflict-solving strategy.
Preferably, the conflict-solving strategy includes：When the DTV handset does not have to ask to idle shared money
During source, the DTV handset seizes the shared resource of other DTV handsets of lower priority, and notifies the number
Word TV host.
Preferably, the conflict-solving strategy further comprises：When the DTV handset do not find it is relatively low preferential
During other DTV handsets of grade, the priority of the DTV handset is improved to the DTV host application, if
The DTV host determines the priority of the raising DTV handset, then changes the preferential of the DTV handset
Grade.
Preferably, the step of resource share method further comprises：The DTV host is appointed as using
The highest priority of the shared resource.
Preferably, the step of resource share method further comprises：Described in having been used when the DTV handset
After shared resource, the shared resource can be discharged.
Preferably, after discharging the shared resource, shown DTV handset notifies the DTV host to release
Put resource.
Another object of the present invention is to provide a kind of DTV composite aircraft, counted including DTV host and first
Word TV handset, the DTV host and the first DTV handset share being total in the DTV host
Resource is enjoyed, the DTV host includes first network service module and resource management module, first DTV
Handset includes the second network service module, and the first network service module communicates with second network service module,
Send the instruction from second network service module to the resource management module；And the resource management module,
The first network service module is connected to, is respectively that the DTV host and the first DTV handset are specified
Using the priority of the shared resource, and according to the first network service module transmit described instruction and at present described in
The service condition of shared resource distributes the shared resource using conflict-solving strategy.
Preferably, the DTV host is appointed as the highest using the shared resource by the resource management module
Priority.
Preferably, the DTV host further includes：Digital signal reception module receives digital television signal；And
Digital signal descrambles demultiplexing module, and the digital television signal is descrambled and demultiplexed；Wherein, the shared resource bag
Include the digital signal reception module and digital signal descrambling demultiplexing module.
Preferably, the DTV composite aircraft further includes：Second DTV handset, with the DTV host with
And the first DTV handset shares the shared resource in the DTV host.
Preferably, the second DTV handset includes：3rd network service module is serviced by the first network
Module needs the request using the shared resource to resource management module transmission, and in having used the shared resource
Afterwards, the notice for having discharged resource is sent to the resource management module.
Preferably, the resource management module further specifies for the second DTV handset and uses the shared money
The priority in source.
Preferably, if the priority of the second DTV handset is preferential higher than the first DTV handset
Grade, then, in the case of no idle shared resource, the resource management module can be by the first DTV handset
The shared resource used distributes to the second DTV handset.
Preferably, the DTV composite aircraft is STB slave-master device, digital TV integrated machine composite aircraft or network are assisted
Discuss TV composite aircraft.
The solution of DTV composite aircraft and resource share method provided by the present invention, by controlling DTV
The priority level of the shared resource of host and each DTV handset, and using conflict-solving strategy, reach to greatest extent
Shared hardware resource purpose, while hardware manufacturing cost is reduced, efficiently solve in DTV composite aircraft altogether
The problem of enjoying resource contention.
Description of the drawings
Fig. 1 is the system architecture diagram for the DTV composite aircraft that one embodiment of the invention provides；
Fig. 2 is the flow chart for the resource share method that one embodiment of the invention provides；
Fig. 3 is the flow chart of conflict-solving strategy in the resource share method that one embodiment of the invention provides.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Fig. 1 is referred to, Fig. 1 is the system architecture diagram for the DTV composite aircraft that one embodiment of the invention provides.Such as Fig. 1
Shown, DTV composite aircraft includes：DTV host（I.e.：DTV machine tool）1st, DTV handset 2 and number
TV handset 3.Wherein, DTV host 1 includes digital signal reception module 11, digital signal descrambles demultiplexing module 12,
Resource management module 13, network service module 14, decoder module 15 and audio frequency and video output module 16；DTV handset 2
Including network service module 24, decoder module 25 and audio frequency and video output module 26；DTV handset 3 takes including network
Business module 34, decoder module 35 and audio frequency and video output module 36.Digital signal reception module in DTV host 1
11 and digital signal descrambling demultiplexing module 12 be shared with DTV handset 2 and DTV handset 3.
Digital signal reception module 11 receives digital television signal by digital signal tuner.Digital signal demultiplexes
Digital signal reception module 11 is connected to module 12, the digital television signal that digital signal receiving module 11 receives is carried out
Descrambling and demultiplexing.Resource management module 13 is connected to digital signal descrambling demultiplexing module 12, according to network service module 14
The instruction of transmission is to the shared resource of DTV host 1, DTV handset 2 and DTV handset 3（Such as this implementation
Digital signal reception module 11 and digital signal descrambling demultiplexing module 12 in example）It is allocated and manages.Network service mould
Block 14 as the server in DTV composite aircraft, is connected to resource management module 13, network service module 24 and network
Service module 34 carries out information exchange and data transmission with network service module 24 and network service module 34, send and
Receive instruction and data, and the instruction transmitted by by network service module 24 and network service module 34（Including：Application uses
The request of permission and the notice for discharging resource）It is transmitted in resource management module 13.Decoder module 15, is connected to network service
Module 14 is decoded the digital television signal for having descrambled and having demultiplexed, and exports decoded digital television signal.Audio
Video Output Modules 16 are connected to decoder module 15, receive decoded digital television signal from decoder module 15, and export
Its audio frequency and video, to play out.
Network service module 24 and network service module 34, as the client in DTV composite aircraft, are connected to
Network service module 14 communicates with network service module 14, sends and receives instruction and data.Decoder module 25, connection
In network service module 24, the digital television signal for having descrambled and having demultiplexed is decoded, exports decoded number electricity
Depending on signal.Audio frequency and video output module 26 is connected to decoder module 25, and decoded DTV is received from decoder module 25
Signal, and its audio frequency and video is exported, to play out.Decoder module 35 is connected to network service module 34, to having descrambled and
The digital television signal of demultiplexing is decoded, and exports decoded digital television signal.Audio frequency and video output module 36, connection
In decoder module 35, decoded digital television signal is received from decoder module 35, and exports its audio frequency and video, to be broadcast
It puts.
In this present embodiment, DTV host 1, DTV handset 2 and DTV handset 3 share digital signal
Receiving module 11 and digital signal descrambling demultiplexing module 12, resource management module 13 is to digital signal receiving module 11 and number
Word signal descrambling the shared of demultiplexing module 12 is allocated and manages, and specific resource share method will in detail be retouched in follow-up do
It states.
According to DTV composite aircraft provided in this embodiment, skilled person will appreciate that, in some different implementations
In mode, DTV host 1 can include multiple digital signal reception modules 11 and multiple digital signals descrambling demultiplexing
Module 12；According to different actual demands, DTV handset can be more than two；The host hardware being shared is also not necessarily limited to count
Word signal receiving module 11 and digital signal descrambling demultiplexing module 12.
Digital signal is no longer needed for due to realizing the resource-sharing of DTV composite aircraft, in DTV handset to connect
The modules such as module 11 and digital signal descrambling demultiplexing module 12 are received, significantly reduce being manufactured into for DTV composite aircraft
This.
Fig. 2 is the flow chart for the resource share method that one embodiment of the invention provides, suitable for having a DTV
In host and the DTV composite aircraft of at least one DTV handset.Fractional hardware resource in DTV host
（For example, digital signal reception module and digital signal descrambling demultiplexing module）It is shared with DTV handset, number
TV handset is achieved the purpose that by asking the shared resource of machine tool using the hardware resource.
As shown in Fig. 2, the idiographic flow step of the resource-sharing of DTV composite aircraft is as follows：
Step S101：The request of DTV handset needs shared resource to be used, i.e.,：DTV handset passes through its network
Service module sends instruction to the network service module of DTV host, it to be asked to need shared hardware resource to be used
（For example, digital signal reception module and digital signal descrambling demultiplexing module）；
Step S103：Judge whether available free shared resource, i.e.,：The network service module of DTV host will receive
To instruction be transmitted to resource management module, resource management module according to this instruction and current hardware resource service condition come
Judge whether available free shared resource, if having, then perform step S105, if not having, then perform step S107；
Step S105：It allocates resources to the DTV handset to use, i.e.,：Resource management mould in DTV host
Idle hardware resource is distributed to the DTV handset for sending request by block；
Step S107：Resource is distributed according to conflict-solving strategy, i.e.,：If without idle shared resource, number electricity
Can resource allocation be carried out according to conflict-solving strategy depending on the resource management module in host, wherein conflict-solving strategy is specific
Content will be described in detail in subsequently；
Step S109：The DTV handset uses resource, i.e.,：The DTV handset is as needed using distribution
The resource arrived；
Step S111：Judge whether to be assigned to resource, when being assigned to resource, step S109 is performed, when being not allocated to
During resource, terminate flow；
Step S113：Resource is discharged, i.e.,：It, can be to shared after the DTV handset is using the complete resource being assigned to
Hardware resource is discharged, while by the network service module of DTV handset to the network service mould of DTV host
Block sends the notice for having discharged resource, and the network service module of DTV host transmits this to resource management module and releases
Put the notice of resource.
In this present embodiment, can there are the hardware resource that covers more and can share, DTV handset in DTV host
Quantity can also have it is multiple.
The principle of conflict-solving strategy during the resource-sharing of DTV composite aircraft provided by the present invention is as follows：
During every DTV handset access, the resource management module in DTV host all can be according to current hardware
The request of resource service condition and DTV handset specifies shared resource for DTV handset（For example, digital signal connects
Receive module and digital signal descrambling demultiplexing module）The priority level used, under normal circumstances, DTV host possess money
The highest priority that source uses（That is, superuser right）.It, can be to altogether after DTV handset has used shared hardware resource
The hardware resource enjoyed is discharged, while DTV host is notified to discharge resource.
It is exactly generally speaking to count using preemptive type strategy when DTV composite aircraft, which shares hardware resource, to be clashed
Word TV host possesses the highest priority that resource uses, and the other DTV handset of high priority can seize low priority level
DTV handset shared hardware resource, but other DTV handsets for the rank that cannot seize that All factors being equal, preference will be give to make
Shared hardware resource, this strategy are described in detail as follows：
Other DTV handsets shared hardware currently in use for rank that DTV handset cannot seize that All factors being equal, preference will be give to
Resource can not seize other other DTV handsets of high priority shared resource currently in use, can not seize number
Word TV host shared hardware resource currently in use.DTV handset no free time shared hardware resource in use,
Low priority level DTV handset shared hardware resource currently in use can be seized, DTV host is notified after seizing,
The DTV handset of resource is preempted by DTV host notification.Since DTV host possesses the highest that resource uses
Priority, therefore DTV host can seize any DTV handset shared hardware resource currently in use, after seizing
Notice is preempted the DTV handset of resource.
Meanwhile DTV handset can not be reached by improving the shared resource use priority of its own and seize altogether
Enjoy the purpose of resource.Improve shared resource use priority otherwise there are two types of, first, being changed by DTV host
（That is, improve）The priority level of this DTV handset achieves the goal, second is that DTV handset acording to the requirement of user to
The application of DTV host improves permission, and DTV host decides whether to improve after application is connected to, if so, then number electricity
Resource management module depending on host changes the permission of corresponding DTV handset application（That is, the excellent of DTV handset is improved
First grade）.
Fig. 3 is the flow chart of conflict-solving strategy in the resource share method that one embodiment of the invention provides, i.e. Fig. 2 institutes
The detailed description of resource is distributed in the step S107 shown according to conflict-solving strategy, idiographic flow step is as follows：
Step S201：The lower handset of host lookup priority level, i.e.,：The resource management module of DTV host is searched
Whether than at present ask the priority level of the DTV handset of shared resource lower other DTV handsets are had；
Step S203：Whether find, i.e.,：Judge whether DTV host is found than asking shared resource at present
Other lower DTV handsets of the priority level of DTV handset, if finding, perform step S205, if not looking into
It finds, then performs step S209；
Step S205：One is selected from the handset found and seizes the resource, i.e.,：DTV host is from priority
One is selected in not lower DTV handset, and the shared resource that it is used now distributes to request shared resource at present
DTV handset；
Step S207：Notice is preempted the handset of resource, i.e.,：DTV host notification is preempted the number of shared resource
Its shared resource of TV handset has been preempted；
Step S209：Whether application improves permission, i.e.,：If DTV host, which is not found, asks shared money than at present
Other lower DTV handsets of the priority level of the DTV handset in source, the then DTV of request shared resource at present
Handset decides whether to improve the priority level for using shared resource to the application of DTV host, to application, then performs step
Rapid S211 if being not required to apply, terminates；
Step S211：Whether host agrees to modification handset permission, i.e.,：DTV host judges whether that modification application improves
Using the priority level of the DTV handset of the priority level of shared resource, if DTV host agrees to modification, perform
Step S201 if disagreeing modification, terminates.
The solution of DTV composite aircraft and DTV composite aircraft resource-sharing provided by the present invention, passes through control
The priority level of the shared resource of DTV host processed and each DTV handset, and use preemptive type strategy（That is, rush
Prominent resolution policy）, achieve the purpose that share hardware resource to greatest extent, while hardware manufacturing cost is reduced, effectively
Solve the problems, such as that shared resource conflicts in DTV composite aircraft.
DTV composite aircraft provided by the present invention includes but not limited to STB slave-master device, digital TV integrated machine
The composite aircraft of composite aircraft and network protocol television.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of resource share method, suitable for DTV composite aircraft, the DTV composite aircraft includes DTV
Host and at least a DTV handset, the DTV host share the DTV with the DTV handset
Shared hardware resource in host, which is characterized in that comprise the following steps：
DTV host is respectively the DTV according to the request of hardware resource service condition and DTV handset
Host and every DTV handset specify the priority using the shared hardware resource, by the DTV master
Machine is appointed as the highest priority using the shared hardware resource；
According to the request of current shared hardware resource service condition and the DTV handset, conflict-solving strategy is utilized
The shared hardware resource is distributed, the conflict-solving strategy includes：When the DTV handset does not have to ask to the free time
During shared hardware resource, the DTV handset seizes the shared hardware money of other DTV handsets of lower priority
Source, and notify the DTV host；
When the DTV handset does not find other DTV handsets of lower priority, to the DTV master
Machine application improves the priority of the DTV handset, if the DTV host determines to improve the DTV handset
Priority, then change the priority of the DTV handset.
2. resource share method as described in claim 1, which is characterized in that the step of resource share method further wraps
It includes：After the DTV handset has used the shared hardware resource, the shared hardware resource is discharged.
3. resource share method as claimed in claim 2, which is characterized in that after the release shared hardware resource, the number
Word TV handset notifies the DTV host to discharge resource.
4. a kind of DTV composite aircraft, including DTV host and the first DTV handset, the DTV master
Machine and the first DTV handset share the shared hardware resource in the DTV host, the DTV master
Machine includes first network service module and resource management module, and the first DTV handset includes the second network service mould
Block, it is characterised in that：
The first network service module communicates with second network service module, will come from second network and take
The instruction of business module sends the resource management module to；And
The resource management module is connected to the first network service module, according to hardware resource service condition and number
The request of TV handset is respectively that the DTV host and every the first DTV handset are specified described in use
The DTV host is appointed as preferential using the highest of the shared hardware resource by the priority of shared hardware resource
Grade, and according to the described instruction of first network service module transmission and the use feelings of the current shared hardware resource
Condition distributes the shared hardware resource using conflict-solving strategy, and the conflict-solving strategy includes：When the described first number electricity
When not having to ask to idle shared hardware resource depending on handset, the first DTV handset seizes other of lower priority
The shared hardware resource of DTV handset, and notify the DTV host；
When the first DTV handset does not find other DTV handsets of lower priority, to the number electricity
The priority of the first DTV handset is improved depending on host application, if the DTV host determines to improve described first
The priority of DTV handset then changes the priority of the first DTV handset.
5. DTV composite aircraft as claimed in claim 4, which is characterized in that the DTV host further includes：
Digital signal reception module receives digital television signal；And
Digital signal descrambles demultiplexing module, and the digital television signal is descrambled and demultiplexed；
Wherein, the shared hardware resource includes the digital signal reception module and digital signal descrambling demultiplexing mould
Block.
6. DTV composite aircraft as claimed in claim 4, which is characterized in that the DTV composite aircraft further includes：
Second DTV handset shares the number electricity with the DTV host and the first DTV handset
Depending on the shared hardware resource in host.
7. DTV composite aircraft as claimed in claim 6, which is characterized in that the second DTV handset includes：
3rd network service module needs to use institute by the first network service module to resource management module transmission
The request of shared hardware resource is stated, and after the shared hardware resource has been used, sends the notice for having discharged resource to institute
State resource management module.
8. DTV composite aircraft as claimed in claim 6, which is characterized in that the resource management module is further described
Second DTV handset specifies the priority using the shared hardware resource.
9. DTV composite aircraft as claimed in claim 8, which is characterized in that if the second DTV handset is preferential
Grade is higher than the priority of the first DTV handset, then, in the case of no idle shared hardware resource, the resource
The first DTV handset shared hardware resource currently in use can be distributed to second DTV by management module
Handset.
10. the DTV composite aircraft as any one of claim 4-9, which is characterized in that the DTV primary and secondary
Machine is STB slave-master device, digital TV integrated machine composite aircraft or network protocol television composite aircraft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110271352.7A CN103002341B (en) | 2011-09-14 | 2011-09-14 | DTV composite aircraft and resource share method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110271352.7A CN103002341B (en) | 2011-09-14 | 2011-09-14 | DTV composite aircraft and resource share method |
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| Publication Number | Publication Date |
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| CN103002341A CN103002341A (en) | 2013-03-27 |
| CN103002341B true CN103002341B (en) | 2018-05-18 |
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| CN201110271352.7A Expired - Fee Related CN103002341B (en) | 2011-09-14 | 2011-09-14 | DTV composite aircraft and resource share method |
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| CN112492455B (en) * | 2020-11-27 | 2022-05-27 | 广东美的制冷设备有限公司 | Control method and operation control device of electronic equipment and electronic equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101257610A (en) * | 2001-05-24 | 2008-09-03 | Vixs系统公司 | Method and apparatus for managing resources in a multimedia system |
| CN101500072A (en) * | 2009-02-20 | 2009-08-05 | 四川长虹电器股份有限公司 | Method for transmitting digital television service on demand |
| CN102164321A (en) * | 2011-05-30 | 2011-08-24 | 深圳市同洲电子股份有限公司 | Control method, device and system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060031888A1 (en) * | 2004-04-30 | 2006-02-09 | Sparrell Carlton J | Centralized resource management and un-managed device support |
| CN101883436B (en) * | 2010-06-24 | 2014-08-20 | 宇龙计算机通信科技(深圳)有限公司 | Concurrent processing method and system for resources and mobile terminal |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101257610A (en) * | 2001-05-24 | 2008-09-03 | Vixs系统公司 | Method and apparatus for managing resources in a multimedia system |
| CN101500072A (en) * | 2009-02-20 | 2009-08-05 | 四川长虹电器股份有限公司 | Method for transmitting digital television service on demand |
| CN102164321A (en) * | 2011-05-30 | 2011-08-24 | 深圳市同洲电子股份有限公司 | Control method, device and system |
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