CN106789404A - A kind of multimedia satellite communication semi-physical system of internet protocol-based - Google Patents
A kind of multimedia satellite communication semi-physical system of internet protocol-based Download PDFInfo
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- CN106789404A CN106789404A CN201611092482.3A CN201611092482A CN106789404A CN 106789404 A CN106789404 A CN 106789404A CN 201611092482 A CN201611092482 A CN 201611092482A CN 106789404 A CN106789404 A CN 106789404A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/50—Testing arrangements
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- 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
- H04B7/1853—Satellite systems for providing telephony service to a mobile station, i.e. mobile satellite service
- H04B7/18539—Arrangements for managing radio, resources, i.e. for establishing or releasing a connection
- H04B7/18543—Arrangements for managing radio, resources, i.e. for establishing or releasing a connection for adaptation of transmission parameters, e.g. power control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/0082—Monitoring; Testing using service channels; using auxiliary channels
- H04B17/0087—Monitoring; Testing using service channels; using auxiliary channels using auxiliary channels or channel simulators
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- 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
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Abstract
A kind of multimedia satellite communication semi-physical system of internet protocol-based, IP agreement is combined with MPLS data frames, propose a kind of star ground communication form of internet protocol-based, really realize and demonstrate the application during IP data exchanges are transmitted in star, make full use of the limited physical resource of satellite to realize the transmission of Large Volume Data, technical support can be provided for the development of wideband multimedia telecommunication satellite.As actual part be placed in communication system loop for the most key space-borne switchboard simulator, satellite-borne processor simulator, broadband satellite channel simulator, gateway station simulator and user terminal simulator by the system, while development cost is reduced the multimedia satellite communication system schema of internet protocol-based can be made to obtain more authentic and valid checking.
Description
Technical field
The present invention relates to a kind of multimedia satellite communication semi-physical system of internet protocol-based, belong to and defend
Star communication technical field.
Background technology
Commercialization multimedia satellite communication system employs transparent forwarding mode on star both at home and abroad at present, makes full use of
Limited resources realize large-capacity data transmission on star, and its advantage is that Development Techniques difficulty is smaller, and the risk and cost is relatively low.Shortcoming master
Show that systems mass tenability is not enough, transmission of radio links limited capacity, Ground Application terminal capabilities is not high.It is based on
The multimedia satellite communication system of Internet protocol refers to operation TCP/IP (Transport Control Protocol/
Internet Protocol) protocol suite wideband satellite communication system, it be digital multimedia, satellite communication broadcast with interconnection
A series of combination of net, it is intended to for new applications provide unified service platform.By IP processing and exchangings on star, realize big
Capacity broadband data communication, the flexible networking of system provides the user high-quality Internet and accesses and various interactive many
Media services, by strengthening the reverse access capability of terminal and then reducing power consumption of terminal and cost, to build Incorporateization communication
Network provides technological accumulation.
The multimedia satellite communication system of internet protocol-based is one by wideband multimedia satellite, Ground Application
The big system of Incorporateization of system, NMS composition, how one of key technical problems are in ground validation
Every key technology of the multimedia satellite communication system of internet protocol-based, and there is presently no such a physics
Or semi-physical system.
The content of the invention
Present invention solves the technical problem that being：Overcome prior art not enough, there is provided a kind of broadband of internet protocol-based
Multimedia satellite communication semi-physical system, IP agreement is combined with MPLS data frames, it is proposed that one kind is based on internet
The star ground communication form of agreement, really realizes and demonstrates the application during IP data exchanges are transmitted in star, makes full use of
The limited physical resource of satellite realizes the transmission of Large Volume Data.
Technical solution of the invention is：A kind of multimedia satellite communication semi physical of internet protocol-based is imitated
True system, including：Communication satellite simulator, channel simulator, network traffic simulator, gateway station simulator, user's simulator
1st, user's simulator 2；
Communication satellite simulator, including：Spaceborne processing module and spaceborne Switching Module；
Network traffic simulator, including：Router, network management center's module and radio frequency center module；
Channel simulator, including：Network management center's beam-channel, gateway station beam-channel, the beam-channel of user's simulator 1 and
The beam-channel of user's simulator 2；
Network control is noticed and is packed according to IP data packet formats and add MPLS frame heads in packet header by network management center's module
Network control notification data frame is formed, radio frequency center module is then sent to；
Radio frequency center module, network management center's beam-channel and communication satellite simulator sequentially form up-link；Communication is defended
Star simulator, network management center's beam-channel and radio frequency center module sequentially form downlink；Radio frequency center module receives net
The network control notification data frame that tube hub module sends, the network control notification data frame is data signal, sets the frequency of uplink downlink
After rate, speed, coded system, modulation system, network control notification data frame is converted into network control notice analog signal, is sent to webmaster
Central beam channel；
Network management center's beam-channel receives the network control notice analog signal of radio frequency center transmission, and band logical is carried out to the signal
Filtering, plus make an uproar, decay and time delay processing after, send to spaceborne processing module；
The network control notice analog signal that network management center's beam-channel that spaceborne processing module receives channel simulator sends,
After downconverted, analog-to-digital conversion, the treatment of up solution frame, network control notification data frame is obtained, network control notification data frame is sent to star
Carry Switching Module；
Spaceborne Switching Module receives the network control notification data frame of spaceborne processing module output, is pointed to according to MPLS frame heads
Beam-channel completes to be simulated by network management center's beam-channel to gateway station beam-channel, the beam-channel of user's simulator 1 and user
The beam-channel of device 2 switches, and network control notification data frame then is sent into spaceborne processing module；
Spaceborne processing module receives the network control notification data frame of spaceborne Switching Module output, and network control notification data frame is entered
The filtering of row descending self-adapting, descending self-adapting coding, descending self-adapting modulation, descending self-adapting framing, digital-to-analogue conversion, up-conversion
Network control notice downstream analog signal is formed after treatment, network control notice downstream analog signal is sent to gateway station beam-channel, is used
The beam-channel of family simulator 1 and the beam-channel of user's simulator 2；
The gateway station beam-channel of channel simulator, the beam-channel of user's simulator 1 and the beam-channel of user's simulator 2 connect
The network control notice downstream analog signal that spaceborne processing module sends is received, time delay, decay is carried out, is added and make an uproar and bandpass filtering treatment
Afterwards, gateway station simulator, user's simulator 1 and user's simulator 2 are sent respectively to；
Gateway station simulator carries out down coversion, analog-to-digital conversion, solution successively to the network control notice downstream analog signal after treatment
Network control notice is obtained after frame treatment, demodulation, decoding；
Network control notice downstream analog signal after the 1 pair for the treatment of of user's simulator carries out down coversion, analog-to-digital conversion, solution frame successively
Network control notice is obtained after treatment, demodulation, decoding；
Network control notice downstream analog signal after the 2 pairs for the treatment of of user's simulator carries out down coversion, analog-to-digital conversion, solution frame successively
Network control notice is obtained after treatment, demodulation, decoding；
Gateway station simulator is used for the speed of the gateway station beam-channel of up data link, root according to network control acquisition of information
According to pre-configured coded system, modulation system, upstream frequency, collocating uplink data link, up data link composition is followed successively by：
Gateway station simulator, gateway station beam-channel, communication satellite simulator, gateway station simulator send net to gateway station beam-channel
The Network number that network service data information is packed according to IP data packet formats and formed in packet header addition MPLS frame heads
According to information data frame；
Gateway station beam-channel receives the Network data information data frame of gateway station simulator transmission, is filtered through band logical
Ripple, plus make an uproar, decay and time delay processing after form Network data analog signal, send to spaceborne processing module；
Spaceborne processing module receives the Network data analog signal of channel simulator transmission, downconverted, modulus
Conversion, it is up solution frame treatment after obtain Network data information data frame, by Network data information data frame send to
Spaceborne Switching Module；
Spaceborne Switching Module receives the Network data information data frame of spaceborne processing module output, according to MPLS frames
Head point to beam-channel complete by gateway station beam-channel to network management center's beam-channel, the beam-channel of user's simulator 1 and
The switching of the beam-channel of user's simulator 2, is then sent to spaceborne processing module by Network data information data frame；
Spaceborne processing module receives the Network data information data frame of spaceborne Switching Module output, to Network
Data information data frame carries out descending self-adapting filtering, descending self-adapting coding, descending self-adapting modulation, descending self-adapting group
Network data downstream analog signal is formed after frame, digital-to-analogue conversion, upconversion process, Network data downstream is simulated and is believed
Number it is sent to network management center's beam-channel, the beam-channel of user's simulator 1 and the beam-channel of user's simulator 2；
Network management center's beam-channel of channel simulator, the beam-channel of user's simulator 1 and the beam-channel of user's simulator 2
The Network data downstream analog signal that spaceborne processing module sends is received, time delay, decay is carried out, is added and make an uproar and bandpass filtering
After treatment, network traffic simulator, user's simulator 1 and user's simulator 2 are sent respectively to；
Network traffic simulator carries out down coversion, modulus to the Network data downstream analog signal after treatment and turns successively
Change, solve frame treatment, demodulation, decoding after obtain network control notice；
Network data downstream analog signal after the treatment of 1 pair, user's simulator carry out successively down coversion, analog-to-digital conversion,
Network control notice is obtained after the treatment of solution frame, demodulation, decoding；
Network data downstream analog signal after the treatment of 2 pairs, user's simulator carry out successively down coversion, analog-to-digital conversion,
Network control notice is obtained after the treatment of solution frame, demodulation, decoding；
User's simulator 1 is used for the speed of the beam-channel of user's simulator 1 of up data link according to network control acquisition of information
Rate, according to pre-configured coded system, modulation system, upstream frequency, collocating uplink data link, up data link composition according to
It is secondary to be：User's simulator 1, the beam-channel of user's simulator 1, communication satellite simulator, user's simulator 1 is to user's simulator 1
Beam-channel sends Network data message and is packed according to IP data packet formats and add MPLS frame head shapes in packet header
Into Network data information data frame；
The beam-channel of user's simulator 1 receives the Network data information data frame of the transmission of user's simulator 1, through band
Pass filter, plus make an uproar, decay and time delay processing after form Network data analog signal, send to spaceborne processing module；
Spaceborne processing module receives the Network data analog signal of channel simulator transmission, downconverted, modulus
Conversion, it is up solution frame treatment after obtain Network data information data frame, by Network data information data frame send to
Spaceborne Switching Module；
Spaceborne Switching Module receives the Network data information data frame of spaceborne processing module output, according to MPLS frames
Head point to beam-channel complete by the beam-channel of user's simulator 1 to gateway station beam-channel, network management center's beam-channel and
The switching of the beam-channel of user's simulator 2, is then sent to spaceborne processing module by Network data information data frame；MPLS
Contain source address and destination address port numbers, network management center's beam-channel of channel simulator, gateway station on the frame information of frame head
Beam-channel, the beam-channel of user's simulator 1 and the beam-channel of user's simulator 2 are also assigned port numbers, according to MPLS pillows
The purpose channel that destination slogan is pointed to, completes by the beam-channel of user's simulator 1 to gateway station beam-channel, network management center's ripple
The selection switching of Shu Xindao and the beam-channel of user's simulator 2；
Spaceborne processing module receives the Network data information data frame of spaceborne Switching Module output, to Network
Data information data frame carries out descending self-adapting filtering, descending self-adapting coding, descending self-adapting modulation, descending self-adapting group
Network data downstream analog signal is formed after frame, digital-to-analogue conversion, upconversion process, Network data downstream is simulated and is believed
Number it is sent to network management center's beam-channel, gateway station beam-channel and the beam-channel of user's simulator 2；
Network management center's beam-channel of channel simulator, gateway station beam-channel and the beam-channel of user's simulator 2 are received
To the Network data downstream analog signal that spaceborne processing module sends, time delay, decay are carried out, is added and is made an uproar and bandpass filtering treatment
Afterwards, network traffic simulator, gateway station simulator and user's simulator 2 are sent respectively to；
Network traffic simulator carries out down coversion, modulus to the Network data downstream analog signal after treatment and turns successively
Change, solve frame treatment, demodulation, decoding after obtain network control notice；
Gateway station simulator carries out down coversion, modulus to the Network data downstream analog signal after treatment and turns successively
Change, solve frame treatment, demodulation, decoding after obtain network control notice；
Network data downstream analog signal after the treatment of 2 pairs, user's simulator carry out successively down coversion, analog-to-digital conversion,
Network control notice is obtained after the treatment of solution frame, demodulation, decoding；
User's simulator 2 is used for the speed of the beam-channel of user's simulator 2 of up data link according to network control acquisition of information
Rate, according to pre-configured coded system, modulation system, upstream frequency, collocating uplink data link, up data link composition according to
It is secondary to be：User's simulator 2, the beam-channel of user's simulator 2, communication satellite simulator, user's simulator 2 is to user's simulator 2
Beam-channel sends Network data message and is packed according to IP data packet formats and add MPLS frame head shapes in packet header
Into Network data information data frame；
The beam-channel of user's simulator 2 receives the Network data information data frame of the transmission of user's simulator 2, through band
Pass filter, plus make an uproar, decay and time delay processing after form Network data analog signal, send to spaceborne processing module；
Spaceborne processing module receives the Network data analog signal of channel simulator transmission, downconverted, modulus
Conversion, it is up solution frame treatment after obtain Network data information data frame, by Network data information data frame send to
Spaceborne Switching Module；
Spaceborne Switching Module receives the Network data information data frame of spaceborne processing module output, according to MPLS frames
Head point to beam-channel complete by the beam-channel of user's simulator 2 to gateway station beam-channel, network management center's beam-channel and
The switching of the beam-channel of user's simulator 1, is then sent to spaceborne processing module by Network data information data frame；
Spaceborne processing module receives the Network data information data frame of spaceborne Switching Module output, to Network
Data information data frame carries out descending self-adapting filtering, descending self-adapting coding, descending self-adapting modulation, descending self-adapting group
Network data downstream analog signal is formed after frame, digital-to-analogue conversion, upconversion process, Network data downstream is simulated and is believed
Number it is sent to network management center's beam-channel, gateway station beam-channel and the beam-channel of user's simulator 1；
Network management center's beam-channel of channel simulator, gateway station beam-channel and the beam-channel of user's simulator 1 are received
To the Network data downstream analog signal that spaceborne processing module sends, time delay, decay are carried out, is added and is made an uproar and bandpass filtering treatment
Afterwards, network traffic simulator, gateway station simulator and user's simulator 1 are sent respectively to；
Network traffic simulator carries out down coversion, modulus to the Network data downstream analog signal after treatment and turns successively
Change, solve frame treatment, demodulation, decoding after obtain network control notice；
Gateway station simulator carries out down coversion, modulus to the Network data downstream analog signal after treatment and turns successively
Change, solve frame treatment, demodulation, decoding after obtain network control notice；
Network data downstream analog signal after the treatment of 1 pair, user's simulator carry out successively down coversion, analog-to-digital conversion,
Network control notice is obtained after the treatment of solution frame, demodulation, decoding.
The network control is advertised as network control message, that is, broadcast announcement information, and the network control message is included：For up
The speed of the gateway station beam-channel of data link, for up data link the beam-channel of user's simulator 1 speed, use
In the speed of the beam-channel of user's simulator 2 of up data link.
Compared with the prior art, the invention has the advantages that：
The present invention realizes multimedia satellite communication process simulation between the user of internet protocol-based, including networks
Registration, routing table update, Radio Resource application are transmitted and exchanged with distribution, switching path foundation, business, system operation management control
The processes such as system, logout cancellation.While demonstrating the feasible of the broadband multimedia satellite system conceptual design of internet protocol-based
Property, every key technology break through situation and integrated service tenability.By semi-physical system, carry out system bulking property
Energy comprehensive assessment and optimization design, so that for broadband multimedia satellite system engineering lays the foundation.
Brief description of the drawings
The multimedia satellite communication semi-physical system schematic diagram of Fig. 1 internet protocol-baseds.
Specific embodiment
Basic ideas of the invention are：Propose that a kind of multimedia satellite communication semi physical of internet protocol-based is imitated
True system, IP agreement is combined with MPLS data frames, it is proposed that a kind of star ground communication form of internet protocol-based,
Really realize and demonstrate the application during IP data exchanges are transmitted in star, make full use of the limited physical resource of satellite to realize greatly
The transmission of capacity data, can provide technical support for the development of wideband multimedia telecommunication satellite.The system will be the most key spaceborne
Interchanger simulator, satellite-borne processor simulator, broadband satellite channel simulator, gateway station simulator and user terminal simulator
It is placed in communication system loop as actual part, while development cost is reduced the broadband of internet protocol-based can be made many
Media satellite communication system scheme obtains more authentic and valid checking.
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
The present invention is carried out with reference to accompanying drawing so that user's simulator 1 and user's simulator 2 carry out video conference as an example to the present invention
Further illustrate.
As shown in figure 1, a kind of multimedia satellite communication semi-physical simulation system of internet protocol-based of the invention
System, including：Communication satellite simulator, channel simulator, network traffic simulator, gateway station simulator, user's simulator 1, use
Family simulator 2；
Communication satellite simulator, including：Spaceborne processing module and spaceborne Switching Module；
Network traffic simulator, including：Router, network management center's module and radio frequency center module；
Channel simulator, including：Network management center's beam-channel, gateway station beam-channel, the beam-channel of user's simulator 1 and
The beam-channel of user's simulator 2；
In order to realize the video conference communication of user 1 and user 2 in the present invention, user's simulator 1, user's simulator 2 with
And network control advertised information that gateway station simulator needs to be broadcasted according to network management center the whole network (including the usable frequency of uplink downlink
Resource, speed, coded system, modulation system etc.), network registration flow is each completed, so that communication satellite simulator has entirely
The routing iinformation of network users.
User's simulator 1 is used for the speed of the beam-channel of user's simulator 1 of up data link according to network control acquisition of information
Rate, according to pre-configured coded system, modulation system, upstream frequency, collocating uplink videoconference data link, upstream data chain
Road composition is followed successively by：User's simulator 1, the beam-channel of user's simulator 1, communication satellite simulator, user's simulator 1 is video
Conferencing data information packed according to IP data packet formats and packet header addition MPLS frame heads formed video data frame and to
The beam-channel of user's simulator 1 sends；Modulation system includes BPSK, QPSK, 8PSK；Coded system and decoded mode include：
LDPC；Up working frequency, downlink working frequency are Ka frequency ranges
The beam-channel of user's simulator 1 receive user's simulator 1 transmission video data frame, through bandpass filtering, plus make an uproar,
Network data analog signal is formed after decay and time delay processing, is sent to spaceborne processing module.
Spaceborne processing module receive channel simulator transmission video data analog signal, downconverted, analog-to-digital conversion,
Video data frame is obtained after up solution frame treatment, video data frame is sent to spaceborne Switching Module；
Spaceborne Switching Module receives the video data frame of spaceborne processing module output, according to the wave beam that MPLS frame heads are pointed to
Channel is completed by the beam-channel of user's simulator 1 to the switching of the beam-channel of user's simulator 2, is then sent video data frame
To spaceborne processing module；
Spaceborne processing module receives the video data frame of spaceborne Switching Module output, to Network data information data
Frame carry out descending self-adapting filtering, descending self-adapting coding, descending self-adapting modulation, descending self-adapting framing, digital-to-analogue conversion, on
Network data downstream analog signal is formed after frequency-conversion processing, video data downstream analog signal is sent to user's simulator
2 beam-channels；
The beam-channel of user's simulator 2 receives the video data downstream analog signal that spaceborne processing module sends, and carries out
Time delay, decay, plus make an uproar and after bandpass filtering treatment, be sent to user's simulator 2；
Video data downstream analog signal after the 2 pairs for the treatment of of user's simulator carries out down coversion, analog-to-digital conversion, solution frame successively
Real-time conferencing video is obtained after treatment, demodulation, decoding, so as to realize that user's simulator 1 is regarded with the real-time conferencing of user's simulator 2
Frequency communicates.
Network management center's module, transmission be all resources of the whole network management, control information, be easy to user according to pre-setting
Mode network, be all IP packets with MPLS frame heads, the information that IP packets are carried is the management of all resources of the whole network, control
Information processed, network management center's module can also realize user's simulator, the configuration of communication satellite simulator parameter and state parameter
Passback display.
The baseband signal of all data frames, is carried out up-conversion by radio frequency center module, carries out carrier wave data transmission.
Gateway station simulator, can interconnect with ground network (such as internet), due to the lattice of the data frame of transmission
Formula is that IP packets add MPLS pillows, so being readily converted to the IP number completely compatible with ground at gateway station simulator end
According to bag, interconnecting for star ground Large Copacity (supporting multi-user, more than single user Mbps) wideband multimedia communication is really realized,
Realize the real-time conferencing video communication between user's simulator 2 and user's simulator 1 simultaneously in the manner described above, from
And complete the two-way video conference communication process between user's simulator 1 and user's simulator 2.System maximum capacity of the invention
More than 10Gbps can be reached.
During this two-way video conference communication, user's simulator 1 and user's simulator 2 are sent to the IP videos of other side
Data message, can be directly realized by IP data exchanges at communication satellite simulator end, so as to realize Large Copacity wideband multimedia number
It is believed that the spaceborne processing and exchanging of breath.Real-time testing result shows：User's simulator 1 and user's simulator 2 can be received simultaneously
Real-time high-definition TV news from other side, communication efficiency is good.
Claims (2)
1. the multimedia satellite communication semi-physical system of a kind of internet protocol-based, it is characterised in that including：It is logical
Letter satellite simulator, channel simulator, network traffic simulator, gateway station simulator, user's simulator 1, user's simulator 2；
Communication satellite simulator, including：Spaceborne processing module and spaceborne Switching Module；
Network traffic simulator, including：Router, network management center's module and radio frequency center module；
Channel simulator, including：Network management center's beam-channel, gateway station beam-channel, the beam-channel of user's simulator 1 and user
The beam-channel of simulator 2；
Network control is noticed and is packed according to IP data packet formats and formed in packet header addition MPLS frame heads by network management center's module
Network control notification data frame, is then sent to radio frequency center module；
Radio frequency center module, network management center's beam-channel and communication satellite simulator sequentially form up-link；Telecommunication satellite mould
Intend device, network management center's beam-channel and radio frequency center module and sequentially form downlink；Radio frequency center module is received in webmaster
The network control notification data frame that core module sends, the network control notification data frame is data signal, sets frequency, the speed of uplink downlink
After rate, coded system, modulation system, network control notification data frame is converted into network control notice analog signal, is sent to network management center
Beam-channel；
Network management center's beam-channel receives the network control notice analog signal of radio frequency center transmission, and band logical filter is carried out to the signal
Ripple, plus make an uproar, decay and time delay processing after, send to spaceborne processing module；
The network control notice analog signal that network management center's beam-channel that spaceborne processing module receives channel simulator sends, under
After frequency conversion, analog-to-digital conversion, the treatment of up solution frame, network control notification data frame is obtained, network control notification data frame is sent to spaceborne friendship
Mold changing block；
Spaceborne Switching Module receives the network control notification data frame of spaceborne processing module output, according to the wave beam that MPLS frame heads are pointed to
Channel is completed by network management center's beam-channel to gateway station beam-channel, the beam-channel of user's simulator 1 and the ripple of user's simulator 2
Shu Xindao switches, and network control notification data frame then is sent into spaceborne processing module；
Spaceborne processing module receives the network control notification data frame of spaceborne Switching Module output, and network control notification data frame is carried out down
Row adaptive-filtering, descending self-adapting coding, descending self-adapting modulation, descending self-adapting framing, digital-to-analogue conversion, upconversion process
Network control notice downstream analog signal is formed afterwards, and network control notice downstream analog signal is sent to gateway station beam-channel, Yong Humo
Intend the beam-channel of device 1 and the beam-channel of user's simulator 2；
The gateway station beam-channel of channel simulator, the beam-channel of user's simulator 1 and the beam-channel of user's simulator 2 are received
The network control notice downstream analog signal that spaceborne processing module sends, carries out time delay, decay, adds and make an uproar with after bandpass filtering treatment, divides
Gateway station simulator, user's simulator 1 and user's simulator 2 are not sent to；
Gateway station simulator carries out down coversion, analog-to-digital conversion, Xie Zhengchu successively to the network control notice downstream analog signal after treatment
Network control notice is obtained after reason, demodulation, decoding；
Network control notice downstream analog signal after the 1 pair for the treatment of of user's simulator carries out down coversion, analog-to-digital conversion, Xie Zhengchu successively
Network control notice is obtained after reason, demodulation, decoding；
Network control notice downstream analog signal after the 2 pairs for the treatment of of user's simulator carries out down coversion, analog-to-digital conversion, Xie Zhengchu successively
Network control notice is obtained after reason, demodulation, decoding；
Gateway station simulator is used for the speed of the gateway station beam-channel of up data link according to network control acquisition of information, according to pre-
The coded system of configuration, modulation system, upstream frequency, collocating uplink data link, up data link composition are followed successively by：Gateway
Stand simulator, gateway station beam-channel, communication satellite simulator, gateway station simulator sends network industry to gateway station beam-channel
Business data message is packed according to IP data packet formats and is believed in the Network data that packet header addition MPLS frame heads are formed
Breath data frame；
Gateway station beam-channel receive gateway station simulator transmission Network data information data frame, through bandpass filtering,
Plus make an uproar, decay and time delay processing after form Network data analog signal, send to spaceborne processing module；
Spaceborne processing module receive channel simulator transmission Network data analog signal, downconverted, analog-to-digital conversion,
Network data information data frame is obtained after up solution frame treatment, Network data information data frame is sent to spaceborne friendship
Mold changing block；
Spaceborne Switching Module receives the Network data information data frame of spaceborne processing module output, is referred to according to MPLS frame heads
To beam-channel complete by gateway station beam-channel to network management center's beam-channel, the beam-channel of user's simulator 1 and user
The switching of the beam-channel of simulator 2, is then sent to spaceborne processing module by Network data information data frame；
Spaceborne processing module receives the Network data information data frame of spaceborne Switching Module output, to Network data
Information data frame carries out descending self-adapting filtering, descending self-adapting coding, descending self-adapting modulation, descending self-adapting framing, number
Network data downstream analog signal is formed after mould conversion, upconversion process, by Network data downstream analog signal hair
It is sent to network management center's beam-channel, the beam-channel of user's simulator 1 and the beam-channel of user's simulator 2；
Network management center's beam-channel of channel simulator, the beam-channel of user's simulator 1 and the beam-channel of user's simulator 2 are received
To the Network data downstream analog signal that spaceborne processing module sends, time delay, decay are carried out, is added and is made an uproar and bandpass filtering treatment
Afterwards, network traffic simulator, user's simulator 1 and user's simulator 2 are sent respectively to；
Network traffic simulator the Network data downstream analog signal after treatment is carried out successively down coversion, analog-to-digital conversion,
Network control notice is obtained after the treatment of solution frame, demodulation, decoding；
Network data downstream analog signal after the 1 pair for the treatment of of user's simulator carries out down coversion, analog-to-digital conversion, solution frame successively
Network control notice is obtained after treatment, demodulation, decoding；
Network data downstream analog signal after the 2 pairs for the treatment of of user's simulator carries out down coversion, analog-to-digital conversion, solution frame successively
Network control notice is obtained after treatment, demodulation, decoding；
User's simulator 1 is used for the speed of the beam-channel of user's simulator 1 of up data link, root according to network control acquisition of information
According to pre-configured coded system, modulation system, upstream frequency, collocating uplink data link, up data link composition is followed successively by：
User's simulator 1, the beam-channel of user's simulator 1, communication satellite simulator, user's simulator 1 are believed to the wave beam of user's simulator 1
Road sends the net that Network data message is packed according to IP data packet formats and formed in packet header addition MPLS frame heads
Network service data information data frame；
The beam-channel of user's simulator 1 receives the Network data information data frame of the transmission of user's simulator 1, is filtered through band logical
Ripple, plus make an uproar, decay and time delay processing after form Network data analog signal, send to spaceborne processing module；
Spaceborne processing module receive channel simulator transmission Network data analog signal, downconverted, analog-to-digital conversion,
Network data information data frame is obtained after up solution frame treatment, Network data information data frame is sent to spaceborne friendship
Mold changing block；
Spaceborne Switching Module receives the Network data information data frame of spaceborne processing module output, is referred to according to MPLS frame heads
To beam-channel complete by the beam-channel of user's simulator 1 to gateway station beam-channel, network management center's beam-channel and user
The switching of the beam-channel of simulator 2, is then sent to spaceborne processing module by Network data information data frame；MPLS frame heads
Frame information on contain source address and destination address port numbers, network management center's beam-channel of channel simulator, gateway station wave beam
Channel, the beam-channel of user's simulator 1 and the beam-channel of user's simulator 2 are also assigned port numbers, according to MPLS pillow purposes
The purpose channel that port numbers are pointed to, completes to be believed by the beam-channel of user's simulator 1 to gateway station beam-channel, network management center's wave beam
The selection switching of road and the beam-channel of user's simulator 2；
Spaceborne processing module receives the Network data information data frame of spaceborne Switching Module output, to Network data
Information data frame carries out descending self-adapting filtering, descending self-adapting coding, descending self-adapting modulation, descending self-adapting framing, number
Network data downstream analog signal is formed after mould conversion, upconversion process, by Network data downstream analog signal hair
It is sent to network management center's beam-channel, gateway station beam-channel and the beam-channel of user's simulator 2；
Network management center's beam-channel of channel simulator, gateway station beam-channel and the beam-channel of user's simulator 2 receive star
Carry processing module send Network data downstream analog signal, carry out time delay, decay, add make an uproar with after bandpass filtering treatment,
It is sent respectively to network traffic simulator, gateway station simulator and user's simulator 2；
Network traffic simulator the Network data downstream analog signal after treatment is carried out successively down coversion, analog-to-digital conversion,
Network control notice is obtained after the treatment of solution frame, demodulation, decoding；
Gateway station simulator carries out down coversion, analog-to-digital conversion, solution successively to the Network data downstream analog signal after treatment
Network control notice is obtained after frame treatment, demodulation, decoding；
Network data downstream analog signal after the 2 pairs for the treatment of of user's simulator carries out down coversion, analog-to-digital conversion, solution frame successively
Network control notice is obtained after treatment, demodulation, decoding；
User's simulator 2 is used for the speed of the beam-channel of user's simulator 2 of up data link, root according to network control acquisition of information
According to pre-configured coded system, modulation system, upstream frequency, collocating uplink data link, up data link composition is followed successively by：
User's simulator 2, the beam-channel of user's simulator 2, communication satellite simulator, user's simulator 2 are believed to the wave beam of user's simulator 2
Road sends the net that Network data message is packed according to IP data packet formats and formed in packet header addition MPLS frame heads
Network service data information data frame；
The beam-channel of user's simulator 2 receives the Network data information data frame of the transmission of user's simulator 2, is filtered through band logical
Ripple, plus make an uproar, decay and time delay processing after form Network data analog signal, send to spaceborne processing module；
Spaceborne processing module receive channel simulator transmission Network data analog signal, downconverted, analog-to-digital conversion,
Network data information data frame is obtained after up solution frame treatment, Network data information data frame is sent to spaceborne friendship
Mold changing block；
Spaceborne Switching Module receives the Network data information data frame of spaceborne processing module output, is referred to according to MPLS frame heads
To beam-channel complete by the beam-channel of user's simulator 2 to gateway station beam-channel, network management center's beam-channel and user
The switching of the beam-channel of simulator 1, is then sent to spaceborne processing module by Network data information data frame；
Spaceborne processing module receives the Network data information data frame of spaceborne Switching Module output, to Network data
Information data frame carries out descending self-adapting filtering, descending self-adapting coding, descending self-adapting modulation, descending self-adapting framing, number
Network data downstream analog signal is formed after mould conversion, upconversion process, by Network data downstream analog signal hair
It is sent to network management center's beam-channel, gateway station beam-channel and the beam-channel of user's simulator 1；
Network management center's beam-channel of channel simulator, gateway station beam-channel and the beam-channel of user's simulator 1 receive star
Carry processing module send Network data downstream analog signal, carry out time delay, decay, add make an uproar with after bandpass filtering treatment,
It is sent respectively to network traffic simulator, gateway station simulator and user's simulator 1；
Network traffic simulator the Network data downstream analog signal after treatment is carried out successively down coversion, analog-to-digital conversion,
Network control notice is obtained after the treatment of solution frame, demodulation, decoding；
Gateway station simulator carries out down coversion, analog-to-digital conversion, solution successively to the Network data downstream analog signal after treatment
Network control notice is obtained after frame treatment, demodulation, decoding；
Network data downstream analog signal after the 1 pair for the treatment of of user's simulator carries out down coversion, analog-to-digital conversion, solution frame successively
Network control notice is obtained after treatment, demodulation, decoding.
2. the multimedia satellite communication semi-physical simulation system of a kind of internet protocol-based according to claim 1
System, it is characterised in that：The network control is advertised as network control message, that is, broadcast announcement information, and the network control message is included：With
Speed in the gateway station beam-channel of up data link, the beam-channel of user's simulator 1 for up data link
Speed, for up data link the beam-channel of user's simulator 2 speed.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109145390A (en) * | 2018-07-26 | 2019-01-04 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | The semi-matter simulating system of satellite information application terminal measures of effectiveness |
| US10367576B1 (en) * | 2018-04-26 | 2019-07-30 | The United States Of America As Represented By The Secretary Of The Navy | System and method for demonstration and evaluation of a nanosatellite communication constellation |
| CN111740797A (en) * | 2020-07-01 | 2020-10-02 | 重庆金美通信有限责任公司 | Radio station channel simulation system and method based on communication network |
| CN116112064A (en) * | 2023-04-10 | 2023-05-12 | 鹏城实验室 | Satellite communication simulation system and control method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101022304A (en) * | 2007-03-16 | 2007-08-22 | 北京航空航天大学 | Mobile satellite multiprotocol tag exchange network system and operating method thereof |
| CN101552782A (en) * | 2009-05-13 | 2009-10-07 | 清华大学 | Label inspection method in satellite MPLS network |
| US8068419B2 (en) * | 2008-11-13 | 2011-11-29 | Jeremy Dujardin | System and method for transmitting video, audio, and data content using a fiber optic network |
| CN103795456A (en) * | 2014-02-10 | 2014-05-14 | 北京米波通信技术有限公司 | Maritime satellite communication signal receiving system and method |
| CN104065576A (en) * | 2014-07-07 | 2014-09-24 | 武汉大学 | Label switching method in dynamic MPLS satellite network |
-
2016
- 2016-11-29 CN CN201611092482.3A patent/CN106789404B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101022304A (en) * | 2007-03-16 | 2007-08-22 | 北京航空航天大学 | Mobile satellite multiprotocol tag exchange network system and operating method thereof |
| US8068419B2 (en) * | 2008-11-13 | 2011-11-29 | Jeremy Dujardin | System and method for transmitting video, audio, and data content using a fiber optic network |
| CN101552782A (en) * | 2009-05-13 | 2009-10-07 | 清华大学 | Label inspection method in satellite MPLS network |
| CN103795456A (en) * | 2014-02-10 | 2014-05-14 | 北京米波通信技术有限公司 | Maritime satellite communication signal receiving system and method |
| CN104065576A (en) * | 2014-07-07 | 2014-09-24 | 武汉大学 | Label switching method in dynamic MPLS satellite network |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10367576B1 (en) * | 2018-04-26 | 2019-07-30 | The United States Of America As Represented By The Secretary Of The Navy | System and method for demonstration and evaluation of a nanosatellite communication constellation |
| CN109145390A (en) * | 2018-07-26 | 2019-01-04 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | The semi-matter simulating system of satellite information application terminal measures of effectiveness |
| CN109145390B (en) * | 2018-07-26 | 2022-06-14 | 西南电子技术研究所（中国电子科技集团公司第十研究所） | Semi-physical simulation system for efficiency evaluation of satellite information application terminal |
| CN111740797A (en) * | 2020-07-01 | 2020-10-02 | 重庆金美通信有限责任公司 | Radio station channel simulation system and method based on communication network |
| CN111740797B (en) * | 2020-07-01 | 2022-04-01 | 重庆金美通信有限责任公司 | Radio station channel simulation system and method based on communication network |
| CN116112064A (en) * | 2023-04-10 | 2023-05-12 | 鹏城实验室 | Satellite communication simulation system and control method thereof |
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