CN103347164B - Satellite resource real-time management method for satellite video conference - Google Patents
Satellite resource real-time management method for satellite video conference Download PDFInfo
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Abstract
Disclosed is a satellite resource real-time management method for a satellite video conference. The method includes the steps of conference establishment, frequency assignment by a satellite webmaster, MODEM adjustment, data link establishment, and presentation or selection in the video conference. Through establishment of a communication mechanism between a video conference system and the satellite webmaster, a satellite link and bandwidth can be controlled in real time according to needs of the video conference system, and therefore real-time performance and automation degrees of the video conference are improved. According to the satellite resource real-time management method for the satellite video conference, the problems that the satellite webmaster needs to be controlled manually in the video conference, misoperation can be easily caused and progress of the video conference is affected in the prior art are solved, direct communication between the video conference system and the webmaster is achieved, and automatic configuration of MODEM resources and satellite bandwidth resources is achieved.
Description
Technical field
The present invention relates to satellite communication field, more particularly to a kind of satellite video meeting centre halfback
The management method of star resource.
Background technology
Increasingly mature now with communication technology of satellite, led to based on the video of satellite network application
The application of letter is also day by day popularized.VSAT is a kind of geo satellite communication of antenna aperture very little
Stand, also known as miniature earth station or small global station.VSAT system is by outdoor unit and interior
Unit forms.Outdoor unit is radio-frequency apparatus, including small aperture antenna, Up/Down Conversion device and
Various amplifiers；Indoor unit is intermediate frequency and baseband equipment, including modem, compiling
Code device etc., its concrete composition is slightly different because type of service is different.VSAT net is according to industry
Business property can be divided into data communication network, voice communication network and telstar communication network three major types.
At present, domestic VSAT communication service operation open to the society.User can rent one section and defend
Star frequency is used for communicating, and this band frequency resource is responsible for by satellite webmaster.User uses and defends
During star resource, also to lead to when doing carrier wave transmitting using this band frequency to satellite nms application
Know satellite webmaster.
Disclose one kind in Chinese patent literature CN101674529A and be based on earth satellite station
Fully automatic configuration of broadband video conference broadcasting service implementation method, it is characterized in that including with
Lower step：First, by main meeting-place earth satellite station operator according to the actual requirements, in slave station
Monitoring interface starts the application of broadcasting service to network management center；Secondly, network management center receives
After the earth satellite station application of main meeting-place, issue this time to the related earth satellite station of conference participation
The satellite resource communicating required for used key and communication；3rd, opened by network management center
The roll-call of the dynamic related earth satellite station broadcast services communication state to conference participation；4th,
In broadcasting service is carried out, main meeting-place earth satellite station operator can as needed dynamically to
Network management center's application or the process discharging multigroup satellite resource.Although this patent application provides
A kind of independent TV conference system, but, in its technical scheme, holding video council
During view, need manual control satellite webmaster, that is, need to be come to satellite from the operator of main meeting-place
Network management center applies for, then enters foundation and the dismounting of line link again.So, in video conference
During, artificial control satellite webmaster, not only increase manually operated workload, also
Easily mistake is produced due to the maloperation of manual control, have impact on the progress of video conference.
Content of the invention
For this reason, the technical problem to be solved in the present invention is prior art Satellite video conference needing
Want manual control satellite webmaster, easily produce maloperation, affect the problem of video conference progress,
Thus provide a kind of video conferencing system and webmaster direction communication, realize MODEM resource and
The real-time management method of the video conference satellite resource automatically configuring of satellite bandwidth resource.
For solving above-mentioned technical problem, the present invention provides a kind of reality of video conference satellite resource
When management method:Comprise the following steps：
(1) conference creation：Video conferencing system controller initiating conference is asked to satellite network
Pipe demand frequency；
(2) satellite webmaster dividing frequency：Satellite webmaster receives conference creation application request,
After application success, described satellite webmaster is distributed to needed for described video conferencing system controller
Frequency bandwidth；
(3) adjustment MODEM sets up satellite data links：Video conferencing system controller
Receive the frequency bandwidth needed for described meeting, start to dial modem, if
Put the transmission frequency of local one described idle MODEM, and by all end sides
The receives frequency of MODEM with this described transmission frequency setting consistent, foundation by
Described video conference controller is to the one way data communication link of described terminal；MCU is even
It is connected to multiple MODEM, be responsible for upload, transmission or the reception of each remote point, remote point
One terminal is provided with a corresponding MODEM；
(4) speech during video conference or choosing are seen：During video conference, need
When selecting speech or choosing to see terminal, described video conferencing system controller is by local one
The transmission frequency setting of the idle receives frequency of MODEM and one MODEM of far-end
Unanimously, described video conferencing system controller notifies this speech described or choosing to see that terminal sends
Information code current, described code stream is sent to all participants by described video conferencing system controller
Terminal.
In step（1）Described in satellite webmaster receive described video conferencing system controller
After the request for conference initiated, described satellite webmaster is given according to present satellites frequency use condition
Give corresponding reply, if the request of required frequency cannot be met, refuse this application, otherwise
Continue response request for conference, distribute corresponding frequencies, complete to have a meeting；Described video conference system
System controller, after described satellite webmaster obtains frequency resource, enables broadcast band immediately,
In whole conference process, described broadcast band is not turned off, and also will not reconfigure,
It is no longer necessary to additional management；In conference process, enable passback frequency range or send non-broadcasting
During code stream, described video conferencing system controller is to satellite webmaster inquiry corresponding passback frequency
The service condition of section, if available free, enables.
Described（2）Satellite network pipe described in step be used for managing video conference and its
Frequency resource needed for his Satellite Communication System.
Described（2）Frequency band needed for video conferencing system controller described in step
Wide inclusion broadcast band and passback frequency range, described broadcast band is used for broadcast terminal speech
Voice messaging code stream, mixing information code stream, signaling；Described passback frequency range is used for terminal code
The upload of stream and phase mutual election are seen.
The form of described passback frequency range includes：Nominative formula, auxiliary form, the second code check；Main
Form is used for high definition and returns, and auxiliary form is used for SD and returns, and two groups of passback frequency ranges can be simultaneously
Application.
In step（3）Described in video conferencing system controller support multiple described
MODEM, each described MODEM service condition is by respective record in certain number
In group, each described MODEM has respective identification code；Each described certain number
The data of group storage includes three aspects：Sending endpoint service condition, receiving endpoint use
Situation, connection, described specific array record meeting Id, this Id described are to judge
This transmission/receiving endpoint whether be currently in use in mark, if meeting needs using one piece
When sending/receive MODEM, whole array inquired about by described video conferencing system controller,
Find the corresponding serial server of respective free MODEM to arrange described MODEM,
And record corresponding information, and during release MODEM resource, described video conferencing system control
Device processed empties corresponding information.
In step（3）、（4）During middle setting MODEM items relevant parameter, described
Video conferencing system controller is controlled by data satellite link using serial server
MODEM, described serial server is corresponded with MODEM.
In step（3）、（4）In described group of MODEM operation, also include with
Lower content：
1.1）Registration, the MODEM of the backward MCU side of main business startup of described MCU sends out
Play registration.The corresponding serial ports of this MODEM is carried in the MODEM log-on message of MCU
The IP of server and corresponding port, this information of MODEM management module records, and reply " really
Recognize ".Corresponding MODEM is set to connect, then after receiving " confirmation " by MCU in database
This block MODEM can be to employ.
1.2) arrange bandwidth, in the setting bandwidth messages of described video conferencing system controller in
Comprise bandwidth to be arranged and type；
1.3) send, described transmission operates the transmission frequency being used for arranging described MODEM, and
Described MODEM is set and enters transmission state；
1.4) stop sending, described stopping sends operation for MODEM is set to acquiescence frequently
Rate, and stop carrier wave transmission；
1.5) receive, described reception operation has setting reception frequency, modification receives frequency, beginning
Receive, stop the function of reception, described reception message carries frequency point information, if value of frequency point
For 0, then it is changed into default value by receiving frequency, stops receiving, otherwise, modification receives value of frequency point,
Continue to.
1.6) release, described solution division operation will stop the transmission of MODEM instruction and data, and
Reset the parameter.
In step（3）、（4）Described in dial MODEM operation set up up（Send out
Send）Passage, remove data feedback channel, set up descending（Receive）Passage, dismounting are descending logical
During road.
In described step（2）And step（3）In, described video conferencing system controller exists
Broadcast band needed for being calculated according to needed for meeting before conference creation and passback frequency range, and to satellite
Nms application, discharges the resource of frequency range when meeting adjourned.
The technique scheme of the present invention has advantages below compared to existing technology:
1. the satellite resource real-time management method for satellite in satellite video meeting of the present invention,
Comprise the following steps：Conference creation, satellite webmaster dividing frequency, adjustment MODEM set up
Speech during satellite data links, video conference or choosing are seen, by video conferencing system
Set up communication mechanism with satellite webmaster, can be defended according to the real-time control that needs of video conferencing system
Stellar chain road and bandwidth, improve the real-time of video conference and automation it is no longer necessary to artificial
Control network management system to complete foundation and the dismounting of link, can achieve by conference system controller certainly
Dynamic initiating conference request to create.Solving satellite video meeting of the prior art needs artificially
Control satellite webmaster, easily produce maloperation, affect the technical problem of video conference progress,
Provide a kind of video conferencing system and webmaster direction communication, realize MODEM resource and defend
The real-time management method of the video conference satellite resource automatically configuring of star bandwidth resources.
2. the satellite resource real-time management side in satellite video meeting of the present invention
Method, satellite webmaster distributes frequency needed for meeting on demand automatically, realizes the bandwidth to satellite link
Resource enters dynamically distributes of taking action, and improves operating efficiency.
3. the satellite resource real-time management side in satellite video meeting of the present invention
Method, video conferencing system controller（MCU）The pipe to MODEM resource can be automatically obtained
Reason, the corresponding MODEM of MCU automatic poking, sets up data link it is achieved that automatically
Communication.Additionally, needs that can be according to video conference to image quality, select high definition passback and/or mark
Clear passback.Meanwhile, MCU supports multiple MODEM, records each MODEM simultaneously
Use information, facilitate MCU inquire about.
4. the satellite resource real-time management side in satellite video meeting of the present invention
Method, realizes the operation to MODEM for the MCU by serial server, additionally, dialling MODEM
Operating function perfect, multiple parameters information can be changed, MCU can release automatically meeting adjourned
Put the resource of frequency range and terminate meeting it is achieved that the automation of meeting, and automatically the obtaining of communication port
Take and discharge.
Brief description
In order that present disclosure is more likely to be clearly understood, below according to the present invention's
Specific embodiment simultaneously combines accompanying drawing, and the present invention is further detailed explanation, wherein：
Fig. 1 is the satellite resource real-time management side in satellite video meeting of the present invention
The flow chart of method.
Specific embodiment
The satellite resource that technical scheme provides in a kind of satellite video meeting is real
When management method, this management method comprises the following steps：
（1）Conference creation,
（2）Satellite webmaster dividing frequency,
（3）Adjustment MODEM sets up satellite data links,
（4）Speech/choosing is seen.
In step（1）In, first, video conferencing system initiating conference asks to defend to described
StarNet's pipe demand frequency, described satellite webmaster be mainly be responsible for satellite frequency resource management soft
Part, therefore referred to as satellite webmaster.
Step（2）In, described satellite webmaster receives the frequency Shen that video conferencing system sends
Please, inquire about ongoing frequency service condition, and give satellite video conference system and reply.Each
Satellite frequency required for individual video conference includes broadcast band and passback frequency range；Broadcasting frequency,
For broadcasting spokesman's code stream, audio mixing code stream, signaling etc.；Passback frequency range, for terminal code
Stream uploads, phase mutual election is seen.When needing to create meeting, video conferencing system is according to needed for meeting
Calculate required broadcast band and the bandwidth of passback frequency range, and to satellite nms application, defend
StarNet's pipe distribution respective bandwidth, broadcast band enables in whole conference process after acquisition
Do not close.When meeting adjourned, video conferencing system discharges broadcast band and passback frequency range.
One video conferencing system needs a broadcast band, and the calculating of described broadcast band is public
Formula：Bbrd=(Rmv+Rsv+(N+1)*Ra)*1024.Rmv is the primary key of meeting
Rate, its value is in MCU（Video conferencing system controller is also referred to as central point）In arrange
Code check（This code check to be arranged with network environment as needed by user）Deduct the code check of audio frequency.Rsv is the second code check of meeting, usually 512.Ra is the audio code rate of meeting,
According to different audio formats, its value is usually 48 or 64.N is the passage of mixer
Number, its value depends on the passback way that the audio mixing ability of mixer and meeting are supported, takes the two
Smaller value.
Return path be divided into according to different-format multigroup, every group can have multiple.Generally according to
Need to described satellite nms application nominative formula, auxiliary form, three groups of the second code check.
Wherein, the quantity of nominative formula and auxiliary form frequency range is by being pre-configured in described MCU
Meeting template-setup.Nominative formula can be applied for simultaneously（For high definition passback）, auxiliary form（With
In SD passback）Two groups of passback frequency ranges.
Video conferencing system receives frequency restoration information is saved in described MCU to be tied accordingly
In structure.
In step（3）、（4）In, video conferencing system supports multiple duplex mode
MODEM（Modem）.MCU is connected with multiple MODEM, is responsible for each far-end
The upload of point and reception, one terminal of remote point has a MODEM.Each MODEM
Service condition be all recorded in the corresponding MODEM array of data of video conference.Each
MODEM has corresponding mark（MODEMID）, MODEM array of data structure bag
Include three parts：1. sending endpoint service condition, 2. receiving endpoint service condition, 3. data company
Connect situation.In MODEM array of data, corresponding data record MODEM is had to send out
The meeting identification of sending end point（ID）, this data is during whether this MODEM is currently in use
Mark, if this data value is 0, illustrates that this MODEM is in idle condition.Work as video
When meeting needs one piece of MODEM as sending endpoint, video conferencing system is consulted
MODEM array of data, searches the meeting identification of MODEM sending endpoint（ID）Number
According to the MODEM for 0 for the value, then corresponding serial port service is mated according to MODEMID
MODEM dialled by device, and by frequency, frequency, use information record, will remember when meeting adjourned
Record information empties.The MODEM mono- managing with transmitting terminal to the MODEM of receiving terminal
Cause.
Set up in satellite data links step in adjustment MODEM, " dial MODEM " be
Set the parameters of MODEM, start and send, receive etc., it is MODEM that user uses
Interface.Dial every order of MODEM by providing serial ports to receive.Video conference system
System passes through satellite link by serial server（LinkStar）MODEM is controlled to complete to dial
MODEM operates.Wherein, serial server and MODEM correspond, and serial ports takes
The Ethernet interface of business device accesses the network environment of video conferencing system, the serial ports of serial server
Connect the serial ports of MODEM, in the present invention string is managed using MODEM session
Mouth server.
In step（3）、（4）In dial MODEM operation also include concrete following steps：
2.1）Registration（Regist）, the backward MCU side of main business startup of described MCU
MODEM initiates registration.This MODEM is carried in the MODEM log-on message of MCU
The IP of corresponding serial server and corresponding port value information, MODEM management module is remembered
Record this information, and reply " confirmation ".MCU will correspond in database after receiving " confirmation "
MODEM is set to connect, then this block MODEM can be to employ.
2.2) bandwidth is set（SetBitRate）, the setting of described video conferencing system controller
Bandwidth to be arranged and type is comprised in bandwidth messages；
2.3) send（send）, described transmission operation is for arranging sending out of described MODEM
Send frequency, and described MODEM is set and enter transmission state；
2.4) stop sending（StopSend）, described stop sending operation for by MODEM
It is set to default frequency, and stops carrier wave sending；
2.5) receive（Receive）, described reception operation have setting receive frequency, modification
Receive frequency, start to receive, stop the function of reception, described reception message carries frequency letter
Breath, if value of frequency point is 0, is changed into default value by receiving frequency, stops receiving, otherwise,
Modification receives frequency, continues to.
2.6) release（Release）, described solution division operation stop MODEM instruction and data
Transmission, and reset the parameter.
In step（3）、（4）In described group of MODEM operation setting up up logical
Road, remove data feedback channel, set up down going channel, remove down going channel during.
Wherein, set up data feedback channel and notify terminal（MT）When starting to send code stream
Carry out, be embodied in " NotifyMTSend " module of described MCU, this module is used
Send code stream and stop transmission code stream in notifying terminal to start.Code check first according to MT selects
Select frequency range, then select one piece of idle reception MODEM in video conferencing system side, by it
It is locked on identical frequency and frequency band with the transmission MODEM of MT side.
Removing data feedback channel is to carry out when notifying MT to stop and send code stream, specifically same
Sample is embodied in " NotifyMTSend " module.Stop MT by dialling the order of MODEM
The reception MODEM working condition of the transmission MODEM of side and video conferencing system side is
Can, at this time up-link is removed.The reception MODEM resource of video conferencing system side
It is released.
Set up down going channel to carry out when setting up descending exchange, be embodied in described MCU
" ProcMODEMAtSwitchSrcToDst " module in, this module be used for code stream is divided
Issue participant terminal.MCU first is according to the code rate selection frequency range sending code stream, Ran Hou
MCU selects side the transmission MODEM of free time, by its reception MODEM with MT side
It is locked on identical frequency and frequency band, thus establish downlink.
If described descending process have a kind of situation it is important to note that code stream to be both send out
To N（N>1）Individual MT is although set up N bar downlink, but video conferencing system
The transmission MODEM of side only has one piece, and this has benefited from described MCU
" m_atSatSelAddrInfo " variable（This variable in MCU, for recording MODEM
Service condition）In the choosing of record see the source of MODEM to realize, i.e. same choosing sees source only
Using one piece of transmission MODEM, even if down going channel（Exchange）May have a plurality of.
In existing session logic, set up down going channel and be all because that have sent terminal choosing sees,
So remove down going channel stopping realizing when choosing is seen, it is embodied in described MCU's
In " ProcMODEMAtStopSelect " module, this module is used for stopping one tunnel choosing and sees.
The reception MODEM at MT end is bound to cut off, and the transmission MODEM of MCU side
Whether discharge, depend on whether that also other MT are receiving its code stream.
Remove down going channel to realize here and unreasonable, because in described MCU
" ProcMODEMAtStopSelect " module is an operation selecting module, for stopping one
Road responds and stops the MODEM responding, and Non-logic modules.Here do not malfunction be because
See that this service needed sets up descending exchange for only choosing at present, new business needs later
May go wrong when asking.
Obviously, above-described embodiment is only intended to clearly illustrate example, and not right
The restriction of embodiment.For those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms.There is no need to
All of embodiment is exhaustive.And the obvious change thus extended out or
Change among still in the protection domain of the invention.
Claims (10)
1. the satellite resource real-time management method for satellite in a kind of satellite video meeting it is characterised in that
Comprise the following steps：
(1) conference creation：Video conferencing system controller needs to calculate institute according to meeting
The broadcast band needing and the bandwidth of passback frequency range, and initiate request for conference to satellite nms application frequency
Rate；
(2) satellite webmaster dividing frequency：Satellite webmaster receives conference creation application request,
After application success, the frequency needed for described video conferencing system controller distributed to by described satellite webmaster
Rate；
(3) adjustment MODEM sets up satellite data links：Video conferencing system controller is received
Frequency to described meeting needed for, starts to dial modem, arranges a local sky
The transmission frequency of not busy MODEM, and by the receives frequency of the MODEM of all end sides with described
Transmission frequency setting consistent, set up by described video conferencing system controller to described terminal
One way data communication link；Described video conferencing system controller is MCU, and described MCU connects
There are multiple MODEM, be responsible for upload, transmission or the reception of each remote point, one terminal of remote point
It is provided with a corresponding MODEM；
(4) speech during video conference or choosing are seen：During video conference, need
When selecting speech or choosing to see terminal, described video conferencing system controller is by local one
The transmission frequency setting of one MODEM of the idle receives frequency of MODEM and far-end is consistent, described
Video conferencing system controller notifies described speech or choosing to see that terminal sends information code current, described regards
Described code stream is sent to all participant terminals by frequency conference system controller.
2. the satellite resource in satellite video meeting according to claim 1 is managed in real time
Reason method it is characterised in that：Described in step (1), satellite webmaster receives described video council
After the request for conference that conference system controller is initiated, described satellite webmaster makes according to present satellites frequency
Give accordingly to reply with situation, if the request of required frequency cannot be met, refuse this application,
Otherwise continue response request for conference, distribute corresponding frequencies, complete to have a meeting；Described video conference system
System controller, after described satellite webmaster obtains frequency resource, enables broadcast band, immediately whole
In individual conference process, described broadcast band is not turned off, and also will not reconfigure, no longer need
Want additional management；In conference process, when enabling passback frequency range or sending non-broadcasting code stream, institute
State video conferencing system controller to the corresponding service condition returning frequency range of satellite webmaster inquiry,
If available free, enable.
3. the satellite in the satellite video meeting according to claim 1-2 any one
Resource real-time management method is it is characterised in that satellite network described in described (2) step
Manage for managing the frequency resource needed for video conference and other Satellite Communication Systems.
4. the satellite resource in satellite video meeting according to claim 3 is managed in real time
Reason method is it is characterised in that video conferencing system controller described in described (2) step
Required frequency includes broadcast band and passback frequency range, and described broadcast band is sent out for broadcast terminal
The voice messaging code stream of speech, mixing information code stream, signaling；Described passback frequency range is used for terminal code
The upload of stream and phase mutual election are seen.
5. the satellite resource in satellite video meeting according to claim 4 is managed in real time
Reason method is it is characterised in that the form of described passback frequency range includes：Nominative formula, auxiliary form,
Second code check；Nominative formula is used for high definition and returns, and auxiliary form is used for SD and returns, two groups of passback frequencies
Section can be applied for simultaneously.
6. the satellite in the satellite video meeting according to claim 1 or 2 or 4 or 5
Resource real-time management method is it is characterised in that video conferencing system described in step (3)
Multiple described MODEM supported by controller, and each described MODEM service condition is accordingly remembered
In specific array, each described MODEM has respective identification code for record；Each is described specific
The data of storage of array includes three aspects：Sending endpoint service condition, receiving endpoint use feelings
Condition, connection, described specific array record meeting Id, described Id are to judge described transmission
/ receiving endpoint whether be currently in use in mark, if meeting need using one piece send/receive
During MODEM, whole array inquired about by described video conferencing system controller, finds respective free
The corresponding serial server of MODEM is arranging described MODEM, and records corresponding information, release
During MODEM resource, described video conferencing system controller empties corresponding information.
7. the satellite resource in satellite video meeting according to claim 6 is managed in real time
Reason method is it is characterised in that set MODEM items relevant parameter in step (3), (4)
When, described video conferencing system controller is controlled by data satellite link using serial server
MODEM, described serial server is corresponded with MODEM.
8. the satellite resource in satellite video meeting according to claim 7 is managed in real time
Reason method it is characterised in that：The operation of described group of MODEM in step (3), also wraps
Include herein below：
8.1) register, the main business of described MCU starts the MODEM initiation registration of backward MCU side,
IP and the phase of the corresponding serial server of this MODEM is carried in the MODEM log-on message of MCU
Answer port, this information of MODEM management module records, and reply " confirmation ", MCU receives " really
Recognize " after in database, corresponding MODEM is set to connect, then this block MODEM can so that
With；
8.2) bandwidth is set, comprises in the setting bandwidth messages of described video conferencing system controller
Bandwidth to be arranged and type；
8.3) send, described transmission operates the transmission frequency being used for arranging described MODEM, and sets
Put described MODEM and enter transmission state；
8.4) stop sending, described stopping sends operation for MODEM is set to default frequency,
And stop carrier wave transmission；
8.5) receive, described reception operation has setting reception frequency, modification receives frequency, opens
Begin to receive, stop the function of reception, described reception message carries frequency point information, if frequency
It is worth for 0, then be changed into default value by receiving frequency, stop receiving, otherwise, modification receives frequency
Value, continues to；
8.6) release, described solution division operation will stop the transmission of MODEM instruction and data, and will
Parameter resets and resets.
9. the satellite resource in a kind of satellite video meeting according to claim 8 is real
When management method it is characterised in that described in step (3) dial MODEM operation building
Found up sendaisle, remove data feedback channel, set up downlink reception passage, remove down going channel
During.
10. the satellite resource in a kind of satellite video meeting according to claim 9 is real
When management method, in described step (1), described video conferencing system controller is in meeting
Broadcast band needed for being calculated according to needed for meeting before creating and passback frequency range, and to satellite webmaster Shen
Frequency that please be required, discharges the resource of frequency range when meeting adjourned.
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| CN106713820B (en) * | 2016-11-29 | 2020-02-07 | 苏州科达特种视讯有限公司 | Broadcast frequency switching method and device for satellite video conference |
| CN106789299B (en) * | 2016-12-29 | 2019-10-25 | 电信科学技术第一研究所有限公司 | A kind of satellite remote station management system |
| CN111526433B (en) * | 2020-07-02 | 2020-10-30 | 南京凯瑞得信息科技有限公司 | Satellite communication end station roll call method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001224001A (en) * | 2000-02-09 | 2001-08-17 | Ginga Net:Kk | Video conference system |
| CN101039139A (en) * | 2007-03-16 | 2007-09-19 | 北京航空航天大学 | Space-based mobile communication system and communication method |
| CN101674529A (en) * | 2009-03-11 | 2010-03-17 | 熊猫电子集团有限公司 | Method for realizing fully automatic configuration of broadband video conference broadcasting service based on earth satellite station |
| CN101986619A (en) * | 2010-10-29 | 2011-03-16 | 南京丹奥科技有限公司 | Bandwidth reservation-based VSAT satellite communication system bandwidth distribution method |
| CN102883374A (en) * | 2012-10-15 | 2013-01-16 | 航天恒星科技有限公司 | Resource distribution method for satellite communication system |
| CN102891980A (en) * | 2012-11-01 | 2013-01-23 | 中国电子科技集团公司第五十四研究所 | Route allocation method of satellite IP (Internet Protocol) video conference system |
-
2013
- 2013-05-31 CN CN201310213418.6A patent/CN103347164B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001224001A (en) * | 2000-02-09 | 2001-08-17 | Ginga Net:Kk | Video conference system |
| CN101039139A (en) * | 2007-03-16 | 2007-09-19 | 北京航空航天大学 | Space-based mobile communication system and communication method |
| CN101674529A (en) * | 2009-03-11 | 2010-03-17 | 熊猫电子集团有限公司 | Method for realizing fully automatic configuration of broadband video conference broadcasting service based on earth satellite station |
| CN101986619A (en) * | 2010-10-29 | 2011-03-16 | 南京丹奥科技有限公司 | Bandwidth reservation-based VSAT satellite communication system bandwidth distribution method |
| CN102883374A (en) * | 2012-10-15 | 2013-01-16 | 航天恒星科技有限公司 | Resource distribution method for satellite communication system |
| CN102891980A (en) * | 2012-11-01 | 2013-01-23 | 中国电子科技集团公司第五十四研究所 | Route allocation method of satellite IP (Internet Protocol) video conference system |
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