CN108631853A - A kind of dynamic adjusts the method and system of satellite resource used in direct broadcast satellite system data service - Google Patents
A kind of dynamic adjusts the method and system of satellite resource used in direct broadcast satellite system data service Download PDFInfo
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- CN108631853A CN108631853A CN201710174756.1A CN201710174756A CN108631853A CN 108631853 A CN108631853 A CN 108631853A CN 201710174756 A CN201710174756 A CN 201710174756A CN 108631853 A CN108631853 A CN 108631853A
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- data service
- satellite
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- satellite resource
- broadcast
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/20—Adaptations for transmission via a GHz frequency band, e.g. via satellite
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18519—Operations control, administration or maintenance
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/18523—Satellite systems for providing broadcast service to terrestrial stations, i.e. broadcast satellite service
-
- 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
- H04N21/4583—Automatically resolving scheduling conflicts, e.g. when a recording by reservation has been programmed for two programs in the same time slot
-
- 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
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/06—Airborne or Satellite Networks
Abstract
The present invention proposes a kind of method and system of dynamic adjustment the used satellite resource of direct broadcast satellite system data service, and the method which adjusts satellite resource used in direct broadcast satellite system data service includes：Obtain the resource bid information of data service；According to resource bid information, satellite resource is distributed into data service, and the satellite resource that preview is all, to determine the service condition of satellite resource；According to the service condition of satellite resource, the satellite resource that data service uses is adjusted.The resource bid information that the present invention passes through acquisition data service, then according to resource bid information, satellite resource is distributed into data service, and the satellite resource that preview is all, to determine the service condition of satellite resource, finally according to the service condition of satellite resource, the satellite resource that data service uses is adjusted, so as to realize data service being adjusted flexibly between satellite repeater, satellite resource utilization rate is improved.
Description
Technical field
The present invention relates to direct broadcasting satellite broadcasting television system-satellite scheduling of resource technical fields, it particularly relates to a kind of
The method and system of satellite resource used in dynamic adjustment direct broadcast satellite system data service.
Background technology
DTV is broadcast in system at present, and satellite resource used in the broadcasting of program is allocated according to its application,
It cannot make corresponding adjustment, the utilization rate of satellite resource is relatively low according to the actual use situation etc. of satellite resource.
For the problems in the relevant technologies, currently no effective solution has been proposed.
Invention content
For the problems in the relevant technologies, the present invention proposes that a kind of data service of dynamic adjustment direct broadcast satellite system is made
With the method and system of satellite resource, data service being adjusted flexibly between satellite repeater can be realized, improve satellite resource
Utilization rate.
The technical proposal of the invention is realized in this way：
According to an aspect of the invention, there is provided being defended used in a kind of dynamic adjustment direct broadcast satellite system data service
The method of star resource.
The method of satellite resource includes used in dynamic adjustment direct broadcast satellite system data service：Obtain data service
Resource bid information；According to resource bid information, satellite resource is distributed into data service, and the satellite money that preview is all
Source, to determine the service condition of satellite resource；According to the service condition of satellite resource, the satellite that adjustment data service uses provides
Source.
According to one embodiment of present invention, satellite resource includes：Bandwidth resources, code check, traffic sequence number, identity code pass
Defeated packet.
According to one embodiment of present invention, further comprise：Satellite resource to distributing to data service conflicts
Detection, wherein collision detection is to be compared the usable satellite resource of satellite resource and current channel；Exceed in satellite resource
In the case of the usable satellite resource of current channel, determines that satellite resource exists with usable satellite resource and conflict, and send out alarm
Information.
According to one embodiment of present invention, further comprise：The corresponding program of data service is subjected to layout, generates section
Purpose broadcasts plan, and under the premise of not interrupting data service, according to the attribute for the plan of broadcasting, dynamic adjusting data business
Corresponding program broadcasts mode；According to broadcast plan and mode is broadcast, the corresponding program of data service is played out, and
During the corresponding program of data service is broadcast, satellite resource used in the corresponding program of dynamic adjusting data business.
According to one embodiment of present invention, according to the attribute of the task of broadcast, the mode of broadcasting for adjusting data service includes：
Data service is carried out multicarrier in multiple satellite repeaters to broadcast parallel；Or data service is adjusted to any satellite and is forwarded
It is broadcast on device.
According to one embodiment of present invention, during the corresponding program of data service is broadcast, dynamic adjusting data
Satellite resource includes used in the corresponding program of business：The broadcast code flow of the corresponding program of monitoring data business, and establish and broadcast
The feed-back compensation mechanism of signaling stream, with real time parsing broadcast code flow, to determine the satellite resource of data service actual use；According to
The satellite resource of data service actual use, the service condition for broadcasting plan and satellite resource, dynamic adjusting data business correspond to
Program used in satellite resource.
According to another aspect of the present invention, it provides and is defended used in a kind of adjustment direct broadcast satellite system data service of dynamic
The system of star resource.
The system of satellite resource includes used in dynamic adjustment direct broadcast satellite system data service：Acquisition module is used
In the resource bid information for obtaining data service；Previewing module is distributed, for according to resource bid information, satellite resource to be distributed
To data service, and the satellite resource that preview is all, to determine the service condition of satellite resource；Module is adjusted, is defended for basis
The service condition of star resource, the satellite resource that adjustment data service uses.
According to one embodiment of present invention, satellite resource includes：Bandwidth resources, code check, traffic sequence number, identity code pass
Defeated packet.
According to one embodiment of present invention, further comprise：Collision detection module, for distributing to data service
Satellite resource carries out collision detection, wherein collision detection is to compare the usable satellite resource of satellite resource and current channel
Compared with；Alarm module, for satellite resource exceed current channel usable satellite resource in the case of, determine satellite resource with can
Exist with satellite resource and conflict, and alert.
According to one embodiment of present invention, further comprise：Orchestration module compiles the corresponding program of data service
Row, generates the broadcast plan of program, and under the premise of not interrupting data service, and according to the attribute for the plan of broadcasting, dynamic is adjusted
The corresponding program of entire data business broadcasts mode；Broadcasting module, for according to broadcast plan and broadcasting mode, to data service
Corresponding program plays out, and during the corresponding program of data service is broadcast, dynamic adjusting data business is corresponding
Satellite resource used in program.
The beneficial technical effect of the present invention lies in：
The present invention by obtain data service resource bid information, then according to resource bid information, by satellite resource
Data service, and the satellite resource that preview is all are distributed to, to determine the service condition of satellite resource, finally according to satellite resource
Service condition, the satellite resource that uses of adjustment data service, so as to realize spirit of the data service between satellite repeater
Adjustment living, improves satellite resource utilization rate.
Description of the drawings
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is satellite resource used in dynamic adjustment direct broadcast satellite system data service according to the ... of the embodiment of the present invention
The flow chart of method；
Fig. 2 is satellite resource used in dynamic adjustment direct broadcast satellite system data service according to the ... of the embodiment of the present invention
The particular flow sheet of method；
Fig. 3 is satellite resource used in dynamic adjustment direct broadcast satellite system data service according to the ... of the embodiment of the present invention
The block diagram of system.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained belong to what the present invention protected
Range.
According to an embodiment of the invention, satellite used in a kind of adjustment direct broadcast satellite system data service of dynamic is provided
The method of resource.
As shown in Figure 1, satellite used in dynamic adjustment direct broadcast satellite system data service according to the ... of the embodiment of the present invention
The method of resource includes：
Step S101 obtains the resource bid information of data service；
Satellite resource is distributed to data service, and the satellite money that preview is all by step S103 according to resource bid information
Source, to determine the service condition of satellite resource；
Step S105 adjusts the satellite resource that data service uses according to the service condition of satellite resource.
In this embodiment, as shown in Fig. 2, the program of multiple data services is made, to generate multiple data
The corresponding program of business carries out broadcast plan layout to above-mentioned multiple programs, to generate the plan of broadcast, and is generating the broadcast
During plan, the corresponding program of multiple data services carries out the application of satellite resource, and resource distribution module is provided according to satellite
The application in source carries out the distribution of satellite resource, and during resource allocation, will distribute to the satellite resource of data service
Collision detection is carried out, i.e., is compared the usable satellite resource of satellite resource and current channel, in satellite resource beyond current
In the case of the usable satellite resource in channel, and broadcasts the tactful resource that can not allocate solution and overflow or conflict, it is timely
It is alarmed by forms such as acousto-optic, words, in satellite resource there is no in the case of conflict, continues all satellite resources of preview,
To determine the service condition of satellite resource, according to the service condition of satellite resource, the satellite resource that adjustment data service uses, example
Such as, according to one embodiment of present invention, the bandwidth resources needed for the data service are 4K, at this point, workable bandwidth resources
For 1K, the bandwidth resources of the data service are dynamically adjusted to 1K, which can broadcast the data service by reducing
Signaling rate is realized.
In addition, being directed to each different data service, respective broadcast strategy, the broadcast strategy of data service can configure
Setting factor include：Resource occupation, urgency level, broadcast slot, the broadcast frequency, broadcast bandwidth, Service coverage etc., together
When, for all data services, there are one whole broadcast strategies dynamically to adjust each according to this whole broadcast strategy
The broadcast of business configures, one basic principle is, when some channel does not have data broadcast, discharges channel occupancy automatically
Bandwidth, for other service channels use.
Said program through the invention, by obtaining the resource bid information of data service, then according to resource bid
Satellite resource is distributed to data service, and the satellite resource that preview is all by information, to determine the service condition of satellite resource,
The satellite resource finally used according to the service condition of satellite resource, adjustment data service, to monitor satellite money in real time in turn
Source service condition, satellite resource used in dynamic adjustment business, such as bandwidth, code check, traffic ID (traffic sequence number), PID (marks
Will code transmission packet) etc., so as to realize data service being adjusted flexibly between satellite repeater, improves satellite resource and utilize
Rate.
According to one embodiment of present invention, satellite resource includes：Bandwidth resources, code check, traffic sequence number, identity code pass
Defeated packet, it is of course possible to understand, which can also be configured according to actual demand, and the present invention does not limit this.
According to one embodiment of present invention, further comprise：Satellite resource to distributing to data service conflicts
Detection, wherein collision detection is to be compared the usable satellite resource of satellite resource and current channel；Exceed in satellite resource
In the case of the usable satellite resource of current channel, determines that satellite resource exists with usable satellite resource and conflict, and send out alarm
Information.
In this embodiment, due to every data service scheduling programs alone, bandwidth application resource alone, multiple data
Whole bandwidth resources needed for business may exceed the available bandwidth resources of physical channel, at this point, it is possible that resource not
The case where business need can be met, therefore, it is necessary to carry out resource spilling or collision detection.
In addition, according to the parameter of each data service initial setting, static simulation, which calculates, broadcasted in the period, each time
The occupancy situations such as the bandwidth of section set in broadcast band-width tactics in different time periods, adjust business broadcasting list when necessary, this
Outside, for there is the data service business playing plan of conflict, data service broadcast cannot be carried out, to be controlled to broadcast
System.
According to one embodiment of present invention, further comprise：The corresponding program of data service is subjected to layout, generates section
Purpose broadcasts plan, and under the premise of not interrupting data service, according to the attribute for the plan of broadcasting, dynamic adjusting data business
Corresponding program broadcasts mode；According to broadcast plan and mode is broadcast, the corresponding program of data service is played out, and
During the corresponding program of data service is broadcast, satellite resource used in the corresponding program of dynamic adjusting data business.
In this embodiment, as shown in Fig. 2, after the broadcast plan layout of program, which is audited, in advance
The flows such as look at, issue, generating, to carry out the broadcasting of business datum, in addition, for broadcasting there are two the verification of correctness of code stream
Condition：Content code stream is correct；Bandwidth Allocation Policy is reasonable, non-spill.
In addition, content code stream correctness can be verified by each operation system and preview function.Another is extremely important
Aspect be exactly bandwidth allocation strategy, in the case where multiservice system is run simultaneously, how effectively using bandwidth and keeping away
Exempt from code check spilling, is a critical function of Broadcast Control module, specifically：
1), Bandwidth Management, the bandwidth of each operation system submission, time period request are needed to be managed collectively, be carried out when necessary automatic
Or it manually adjusts.
2), Bandwidth Dynamic Allocation can set Bandwidth Dynamic Allocation strategy, to the operation system bandwidth in range into Mobile state
Distribution improves bandwidth availability ratio, such as the automatic bandwidth for improving specified services of strategy according to setting when bandwidth is idle more；
3) it, overflows, clash handle：
Early warning can carry out static analysis to the bandwidth of each operation system submission, time period request, and prompt to be likely to occur rushes
It is prominent；
Processing alarms to the conflict that will occur and code check spilling, and generating the business for conflicting and being overflowed with code check cannot
Submission is broadcast.
According to one embodiment of present invention, according to the attribute of the task of broadcast, the mode of broadcasting for adjusting data service includes：
Data service is carried out multicarrier in multiple satellite repeaters to broadcast parallel；Or data service is adjusted to any satellite and is forwarded
It is broadcast on device.
In this embodiment, can according to data service feature, when the demand that certain data service occupies satellite resource is larger,
Can the data service be carried out multicarrier in multiple satellite repeaters to broadcast parallel, the business that different transponders can be separately provided is broadcast
Hair band is wide, realizes that bandwidth resources utilization rate maximizes, meanwhile, it is needed also according to business, it can be by online business reorganization to arbitrarily may be used
With satellite repeater, realize that configuration is adjusted flexibly in resource.
According to one embodiment of present invention, during the corresponding program of data service is broadcast, dynamic adjusting data
Satellite resource includes used in the corresponding program of business：The broadcast code flow of the corresponding program of monitoring data business, and establish and broadcast
The feed-back compensation mechanism of signaling stream, real time parsing broadcast code flow, to determine the satellite resource of data service actual use；According to number
According to the satellite resource of business actual use, the service condition of broadcast plan and satellite resource, dynamic adjusting data business is corresponding
Satellite resource used in program.
In this embodiment, as shown in Fig. 2, being monitored to broadcast situation, so as to real time parsing data service system
It unites the code stream broadcast, you can observation satellite resource actually uses situation, and in front end, uses the case where by broadcasting and in real time
The comparison of situation, and observation satellite resource service condition, to determine whether needing further adjustment satellite resource, i.e. resource is dynamic
State adjusts, such as can also be manually adjusted for security consideration is broadcasted according to actual use situation, adjust automatically bandwidth.
According to an embodiment of the invention, it additionally provides and is defended used in a kind of adjustment direct broadcast satellite system data service of dynamic
The system of star resource.
As shown in figure 3, satellite used in dynamic adjustment direct broadcast satellite system data service according to the ... of the embodiment of the present invention
The system of resource includes：
Acquisition module 31, the resource bid information for obtaining data service；
Previewing module 32 is distributed, for according to resource bid information, satellite resource to be distributed to data service, and preview institute
Some satellite resources, to determine the service condition of satellite resource；
Module 33 is adjusted, for the service condition according to satellite resource, adjusts the satellite resource that data service uses.
According to one embodiment of present invention, satellite resource includes：Bandwidth resources, code check, traffic sequence number, identity code pass
Defeated packet.
According to one embodiment of present invention, further comprise：
Collision detection module (not shown), for carrying out collision detection to the satellite resource for distributing to data service, wherein
Collision detection is to be compared the usable satellite resource of satellite resource and current channel；
Alarm module (not shown) is used in the case where satellite resource exceeds the usable satellite resource of current channel, really
Determine satellite resource with the presence of usable satellite resource to conflict, and alert.
According to one embodiment of present invention, further comprise：
The corresponding program of data service is carried out layout, generates the broadcast plan of program by orchestration module (not shown), and
Under the premise of not interrupting data service, according to the attribute for the plan of broadcasting, the corresponding program of dynamic adjusting data business is broadcast
Mode；
Broadcasting module (not shown) carries out the corresponding program of data service for according to broadcast plan and broadcasting mode
It plays, and during the corresponding program of data service is broadcast, is defended used in the corresponding program of dynamic adjusting data business
Star resource.
In addition, the system may also include：Basic data management module (not shown), system management module (not shown), peace
Full management module (not shown), interface administration module (not shown), wherein the basic data management module is for managing the system
Basic data, the system management module be used for the system service management, the safety management module be used for the system safety
Management, the interface which is used to connect with the system are managed.
In conclusion by means of the above-mentioned technical proposal of the present invention, by obtaining the resource bid information of data service, with
Afterwards according to resource bid information, satellite resource is distributed into data service, and the satellite resource that preview is all, to determine that satellite provides
The service condition in source, the satellite resource finally used according to the service condition of satellite resource, adjustment data service, so as to reality
Existing data service being adjusted flexibly between satellite repeater, improves satellite resource utilization rate, in addition, the adjustment of above-mentioned satellite resource
Mode applies also for the resource adjustment mode of other similar one-way channels, has stronger general applicability.
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
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (10)
1. a kind of method of satellite resource used in dynamic adjustment direct broadcast satellite system data service, which is characterized in that including：
Obtain the resource bid information of data service；
According to the resource bid information, satellite resource is distributed into the data service, and the satellite resource that preview is all, with
Determine the service condition of the satellite resource；
According to the service condition of the satellite resource, the satellite resource that the data service uses is adjusted.
2. according to the method described in claim 1, it is characterized in that, the satellite resource includes：Bandwidth resources, code check, business
Sequence number, identity code transmission packet.
3. according to the method described in claim 2, it is characterized in that, further comprising：
Satellite resource to distributing to the data service carries out collision detection, wherein the collision detection is by the satellite
Resource and the usable satellite resource of current channel are compared；
In the case where the satellite resource exceeds the usable satellite resource of the current channel, the satellite resource and institute are determined
It states usable satellite resource and there is conflict, and alert.
4. according to the method described in claim 2, it is characterized in that, further comprising：
The corresponding program of the data service is subjected to layout, generates the broadcast plan of program, and do not interrupting the data
Under the premise of business, according to the attribute for broadcasting plan, dynamically adjust the corresponding program of the data service broadcasts mode；
According to the broadcast plan and it is described broadcast mode, the corresponding program of the data service is played out, and described
During the corresponding program of data service is broadcast, dynamically adjusts satellite used in the corresponding program of the data service and provide
Source.
5. according to the method described in claim 4, it is characterized in that, according to the attribute of the broadcast task, the data are adjusted
The mode of broadcasting of business includes：
The data service is carried out multicarrier in multiple satellite repeaters to broadcast parallel；Or
The data service is adjusted to broadcasting on any satellite repeater.
6. according to the method described in claim 4, it is characterized in that, the process broadcast in the corresponding program of the data service
In, dynamically adjusting satellite resource used in the corresponding program of the data service includes：
The broadcast code flow of the corresponding program of the data service is monitored, and broadcasts the feed-back compensation mechanism of code stream described in foundation, it is real
When parse the broadcast code flow, with the satellite resource of determination data service actual use；
According to the satellite resource of data service actual use, the service condition of broadcast plan and the satellite resource, dynamic
Adjust satellite resource used in the corresponding program of the data service.
7. the system of satellite resource used in a kind of dynamic adjustment direct broadcast satellite system data service, which is characterized in that including：
Acquisition module, the resource bid information for obtaining data service；
Previewing module is distributed, for according to the resource bid information, satellite resource to be distributed to the data service, and preview
All satellite resources, with the service condition of the determination satellite resource；
Module is adjusted, for the service condition according to the satellite resource, adjusts the satellite resource that the data service uses.
8. system according to claim 7, which is characterized in that the satellite resource includes：Bandwidth resources, code check, business
Sequence number, identity code transmission packet.
9. system according to claim 8, which is characterized in that further comprise：
Collision detection module, for carrying out collision detection to the satellite resource for distributing to the data service, wherein the conflict
It is detected as the usable satellite resource of the satellite resource and current channel being compared；
Alarm module is used to, in the case where the satellite resource exceeds the usable satellite resource of the current channel, determine institute
It states satellite resource with usable satellite resource presence to conflict, and alert.
10. system according to claim 8, which is characterized in that further comprise：
The corresponding program of the data service is carried out layout, generates the broadcast plan of program, and do not interrupting by orchestration module
Under the premise of the data service, according to the attribute for broadcasting plan, the corresponding program of the data service is dynamically adjusted
Broadcast mode；
Broadcasting module, for according to the broadcast plan and it is described broadcast mode, to the corresponding program of the data service carry out
It plays, and during the corresponding program of the data service is broadcast, dynamically adjusts the corresponding program institute of the data service
The satellite resource used.
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| CN113949431A (en) * | 2021-08-31 | 2022-01-18 | 中国卫通集团股份有限公司 | Resource management method and system based on fixed frequency pool |
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| CN101860735A (en) * | 2009-04-09 | 2010-10-13 | 国家广播电影电视总局广播科学研究院 | Direct broadcast satellite variable coding modulation and self-adaptive coding modulation hybrid working method |
| CN102984810A (en) * | 2012-11-12 | 2013-03-20 | 东南大学 | Centralized-control-free satellite information channel dynamic access method |
| CN103347302A (en) * | 2013-07-18 | 2013-10-09 | 北京大学 | Dynamic service bandwidth allocation method in SCPC/DAMA satellite system |
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| CN106411392A (en) * | 2016-09-26 | 2017-02-15 | 中央军委装备发展部第六十三研究所 | Satellite communication system based on communication traffic prediction and wireless resource dynamic allocation |
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