CN104901756A - Airborne vehicle-mounted very small aperture terminal (VSAT) satellite broadband communication emulation system - Google Patents
Airborne vehicle-mounted very small aperture terminal (VSAT) satellite broadband communication emulation system Download PDFInfo
- Publication number
- CN104901756A CN104901756A CN201510135983.4A CN201510135983A CN104901756A CN 104901756 A CN104901756 A CN 104901756A CN 201510135983 A CN201510135983 A CN 201510135983A CN 104901756 A CN104901756 A CN 104901756A
- Authority
- CN
- China
- Prior art keywords
- vsat
- satellite
- communication
- emulation server
- airborne
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- H04B7/18502—Airborne stations
- H04B7/18506—Communications with or from aircraft, i.e. aeronautical mobile service
- H04B7/18508—Communications with or from aircraft, i.e. aeronautical mobile service with satellite system used as relay, i.e. aeronautical mobile satellite service
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Radio Relay Systems (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The invention relates to an airborne vehicle-mounted very small aperture terminal (VSAT) satellite broadband communication emulation system, which can be applied to research and development, test and optimization of VSAT satellite broadband communication of airplanes and high-speed rail trains. The system comprises an emulation server and a global positioning system (GPS) integrated receiver. The GPS integrated receiver is connected with the emulation server. The emulation server receives GPS data collected by the GPS integrated receiver. An airplane or high-speed rail train motion dynamics model is established with the GPS data or input parameters and a mathematical model built in the emulation server, a virtual environment for airplane flying or high-speed rail train running is created, emulated data is recorded and output, or various compensation data required by VSAT satellite communication in the virtual environment is computed and the information is controlled to transmit to a VSAT satellite terminal, the communication state of the VSAT satellite terminal is controlled, in addition, various parameters of communication of the VSAT satellite terminal are monitored in real time, and the quality of VSAT satellite communication is evaluated.
Description
Technical field
The invention belongs to wideband satellite communication field, particularly relate to a kind of airborne, vehicle-mounted VSAT satellite broadband communication analogue system be applied in civil aviaton, high ferro train.
Background technology
VSAT (Very Small Aperture Terminal) is the abbreviation of small aperture antenna satellite communication system, the mode that main employing time division multiple access (TDMA) connects, achieve the high durability to satellite bandwidth, and with I P network technology highly compatible, be the mainstream technology of world today's satellite communication.
In recent years, VSAT is widely used in mobile satellite communication, the fields such as such as television relay, emergency communication, disaster prevention and control.But, when VSAT is applied to the means of transportation of speed more than 120 kilometers/hour, when particularly developing into 3 dimension space motion (aircraft) from 2 dimension spaces motion (automobile, train etc.), a series of special problem can be run into:
One, Doppler effect, refer to that the phenomenon of distortion occurs for Radio Signal Frequency that the aircraft of high-speed motion or high ferro train send and receive, this causes the aircraft of high-speed motion or the communication of high ferro train that the main cause of interrupting occurs.Doppler effect changes along with the change of means of transportation movement velocity (movement velocitys in X, Y, Z tri-directions), the direction of motion (X, Y, Z tri-directions), satellite position and signal frequency, therefore correctly must carry out dynamic compensation to Doppler effect in time, guarantee communication is normal.
Two, across wave beam, satellite of new generation adopts multibeam technique mostly, and each wave beam approximately covers the scope of 100 kilometer radius.Aircraft and high ferro train are in operation and can pass through multiple wave beams of same satellite, or multiple overlay areas of different satellite, because the frequency of different satellite beams, setting and antenna direction are different, therefore requiring that airborne, onboard satellite communication system is wanted can the border of each wave beam of autonomous exploration, and automatically switches to new satellite beams.
Three, time synchronized, when VSAT adopts time division multiple access (TDMA) communication mode, has high requirement for time synchronized.Because aircraft and high ferro train can cause satellite communication time delay constantly to change to the distance change of satellite at the volley, therefore need constantly to revise by calculating satellite orbit.
For airborne, the vehicle-mounted VSAT satellite broadband communication system of design, because the complexity of testing under high-speed motion environment and expense increase greatly, therefore for the consideration of fail safe and expense, we first can complete the research and development of airborne, vehicle-mounted VSAT satellite broadband communication system, test and optimization by ground artificial system, and then carry out actual test on aircraft or high ferro train.
Summary of the invention
The object of the invention is to, a kind of airborne, vehicle-mounted VSAT satellite broadband communication analogue system is provided, make it may be used for aircraft, the research and development of high ferro train VSAT satellite broadband communication, test and optimization, be very suitable for practicality.
The object of the invention to solve the technical problems realizes by the following technical solutions.The one proposed according to the present invention is airborne, vehicle-mounted VSAT satellite broadband communication analogue system, it comprises emulation server and GPS Integrated Receiver, described GPS Integrated Receiver is connected with described emulation server, described emulation server receives the gps data that described GPS Integrated Receiver gathers, set up the kinetic model of aircraft or high ferro Train motion, and construct the virtual environment of aircraft flight or high ferro train operation, record is Output simulation data also, or the various offset data calculated in described virtual environment needed for VSAT satellite communication and control information are delivered to VSAT ICBM SHF satellite terminal, the state of described VSAT ICBM SHF satellite terminal communication is controlled, the various parameters of VSAT ICBM SHF satellite terminal communication described in Real-Time Monitoring simultaneously, the quality of VSAT satellite communication is assessed.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Aforesaid airborne, vehicle-mounted VSAT satellite broadband communication analogue system, wherein said GPS Integrated Receiver is connected with described emulation server by communication port, and described emulation server is connected with described VSAT ICBM SHF satellite terminal by LAN port and/or communication port.
Aforesaid airborne, vehicle-mounted VSAT satellite broadband communication analogue system, wherein said emulation server is the kinetic model utilizing gps data and the built-in Mathematical Models aircraft of described emulation server or high ferro Train motion, and constructing the virtual environment of aircraft flight or high ferro train operation, it comprises Doppler effect, calculating across satellite beams and satellite communication time delay.
Aforesaid airborne, vehicle-mounted VSAT satellite broadband communication analogue system, wherein said emulation server comprises display and memory, the emulated data calculated is shown on described display with the form of chart and figure, and be recorded in described memory, for analysis and research, wherein the record of data adopts lossless manner, and simultaneously logging timestamp.
Aforesaid airborne, vehicle-mounted VSAT satellite broadband communication analogue system, wherein said emulation server utilizes the parameter of input and the kinetic model of the built-in Mathematical Models aircraft of described emulation server or high ferro Train motion, and constructing the virtual environment of aircraft flight or high ferro train operation, it comprises Doppler effect, calculating across satellite beams and satellite communication time delay.
Aforesaid airborne, vehicle-mounted VSAT satellite broadband communication analogue system, wherein said emulation server calculates various offset data in described virtual environment needed for VSAT satellite communication and control information is delivered to VSAT ICBM SHF satellite terminal, the state of described VSAT ICBM SHF satellite terminal communication is controlled, the various parameters of VSAT ICBM SHF satellite terminal communication described in Real-Time Monitoring simultaneously, the quality of VSAT satellite communication is assessed, it calculating comprising Doppler frequency compensation, satellite communication delay compensation and control across satellite beams.
Aforesaid airborne, vehicle-mounted VSAT satellite broadband communication analogue system, the various parameters of VSAT ICBM SHF satellite terminal communication described in wherein said emulation server Real-Time Monitoring comprise described VSAT ICBM SHF satellite terminal receive or transmit quality, signal to noise ratio, the error rate, frequency, lock in time correction, divide other on off operating mode and communication flows across satellite beams switching state, satellite uplink downlink.
Aforesaid airborne, vehicle-mounted VSAT satellite broadband communication analogue system, wherein said emulation server is also connected with VSAT satellite Hub, described VSAT satellite Hub monitors the signal that described VSAT ICBM SHF satellite terminal sends, record the frequency of its reality, and calculate the feedback data of difference on the frequency as Doppler frequency compensation, in UDP mode to described emulation server clean culture or multicast, described emulation server does further correction according to the difference on the frequency of the described VSAT satellite Hub received to Doppler frequency compensation.
Aforesaid airborne, vehicle-mounted VSAT satellite broadband communication analogue system, wherein said emulation server comprises display and memory, the emulated data calculated, offset data and control information and Monitoring Data are shown on described display with the form of chart and figure, and be recorded in described memory, for analysis and research, wherein the record of data adopts lossless manner, and simultaneously logging timestamp.
Aforesaid airborne, vehicle-mounted VSAT satellite broadband communication analogue system, wherein said GPS Integrated Receiver is also connected with described VSAT ICBM SHF satellite terminal, export 10MHz frequency reference signal to described VSAT ICBM SHF satellite terminal, for the test of high ferro train ruuning situation in tunnel.
The present invention compared with prior art has obvious advantage and beneficial effect.By technique scheme, the present invention's airborne, vehicle-mounted VSAT satellite broadband communication analogue system at least has following advantages and beneficial effect: airborne, vehicle-mounted VSAT satellite broadband communication analogue system of the present invention is by simulating 2 virtual dimensions or 3 dimension high-speed motion environment, for the research and development of aircraft, high ferro train VSAT satellite broadband communication, test and optimization, greatly can reduce experimental cost, simplify experimental situation, reduce the risk of experiment, improving testing efficiency, is the core component of aircraft, the research and development of high ferro train VSAT satellite broadband communication.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of specification, and can become apparent to allow above and other object of the present invention, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the block diagram of the present invention's airborne, vehicle-mounted VSAT satellite broadband communication analogue system.
Fig. 2 is the schematic flow sheet of the present invention's airborne, vehicle-mounted VSAT satellite broadband communication analogue system work.
Embodiment
For further setting forth the present invention for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to airborne, vehicle-mounted its embodiment of VSAT satellite broadband communication analogue system proposed according to the present invention, structure, method, step, feature and effect thereof, be described in detail as follows.
Refer to shown in Fig. 1 and Fig. 2, Fig. 1 is the block diagram of the present invention's airborne, vehicle-mounted VSAT satellite broadband communication analogue system.Fig. 2 is the schematic flow sheet of the present invention's airborne, vehicle-mounted VSAT satellite broadband communication analogue system work.
The present invention is airborne, vehicle-mounted VSAT satellite broadband communication analogue system 100 forms primarily of emulation server 110 and GPS Integrated Receiver 120, GPS Integrated Receiver 120 is connected with emulation server 110, emulation server 110 receives the gps data that GPS Integrated Receiver 120 gathers, set up the kinetic model of aircraft or high ferro Train motion, and construct the virtual environment of aircraft flight or high ferro train operation, record is Output simulation data also, or the various offset data calculated in virtual environment needed for VSAT satellite communication and control information are delivered to VSAT ICBM SHF satellite terminal 200, the state that VSAT ICBM SHF satellite terminal 200 communicates is controlled, the various parameters of Real-Time Monitoring VSAT ICBM SHF satellite terminal 200 communication simultaneously, the quality of VSAT satellite communication is assessed.Wherein, GPS Integrated Receiver 120 can be connected with emulation server 110 by communication port, and emulation server 110 can be connected with VSAT ICBM SHF satellite terminal 200 by LAN port and/or communication port.The present invention can be used for aircraft, the research and development of high ferro train VSAT satellite broadband communication, test and optimization.
The application of airborne to the present invention below by way of specific embodiment, vehicle-mounted VSAT satellite broadband communication analogue system 100 is described.
Embodiment one
Emulation server 110 and GPS Integrated Receiver 120 are positioned in high ferro train or aircraft, emulation server 110 receives the gps data that GPS Integrated Receiver 120 gathers, and utilize the kinetic model of gps data and the built-in Mathematical Models aircraft of emulation server 110 or high ferro Train motion, construct the virtual environment of aircraft flight or high ferro train operation, it comprises and utilizes actual navigation data to calculate Doppler effect, across satellite beams and satellite communication time delay etc., simultaneously by Data logger grid in emulation server, for analysis and research.Emulation server 110 can have display and memory, notebook computer can be used as emulation server 110, the emulated data calculated is shown on display with the form of chart and figure, and be recorded in memory, wherein the record of data adopts lossless manner, and simultaneously logging timestamp.
Analogue system of the present invention has significant application value, analogue system of the present invention is utilized to test, can under the prerequisite of aircraft or high ferro train not being carried out to any repacking (satellite antenna need not be installed on means of transportation), the track of tracking aircraft or the actual motion of high ferro train to greatest extent, obtain experimental data, the experimental data obtained and means of transportation reequip after experimental data there is no essence difference, thus greatly save the funds of experiment, therefore the present invention can be used for VSAT satellite communication system design stage, design for the satellite broadband communication net of aircraft or high ferro train provides necessary design considerations, also can be used for the lectotype selection of aircraft or high ferro train satellite broadband communication system.
Embodiment two
By emulation server 110, GPS Integrated Receiver 120 and VSAT ICBM SHF satellite terminal 200 are positioned in communication in moving automobile, VSAT ICBM SHF satellite terminal 200 is connected to antenna for satellite communication in motion, emulation server 110 receives the gps data that GPS Integrated Receiver 120 gathers, and utilize the kinetic model of gps data and the built-in Mathematical Models aircraft of emulation server 110 or high ferro Train motion, construct the virtual environment of aircraft flight or high ferro train operation, it comprises and utilizes actual navigation data to calculate Doppler effect, across satellite beams and satellite communication time delay etc., simultaneously emulation server 110 calculates various offset data in virtual environment needed for VSAT satellite communication and control information, it comprises and calculates Doppler frequency compensation, satellite communication delay compensation and across the various offset data of satellite beams control etc. and control information, these offset datas and control information are delivered to VSAT ICBM SHF satellite terminal 200, the state that VSAT ICBM SHF satellite terminal 200 communicates is controlled, and the various parameters of Real-Time Monitoring VSAT ICBM SHF satellite terminal 200 communication, the quality of satellite communication is assessed.
Wherein, the various parameters that the VSAT ICBM SHF satellite terminal 200 of emulation server 110 Real-Time Monitoring communicates comprise quality that VSAT ICBM SHF satellite terminal 200 receives or transmit, signal to noise ratio, the error rate, frequency, lock in time correction, divide other on off operating mode and communication flows across satellite beams switching state, satellite uplink downlink, these data are most important for assessment experimental result, optimization system design.
Emulation server 110 can have display and memory, notebook computer can be used as emulation server 110, the emulated data calculated, offset data and control information and Monitoring Data are shown on display with the form of chart and figure, and be recorded in memory, for analysis and research, wherein the record of data adopts lossless manner, and simultaneously logging timestamp.
Emulation server 110 is also connected with VSAT satellite Hub by satellite channel, 3G network or the Internet, the signal that VSAT satellite Hub monitoring VSAT ICBM SHF satellite terminal 200 sends, record the frequency of its reality, and calculate the feedback data of difference on the frequency as Doppler frequency compensation, satellite loop, 3G network or the Internet is passed through to emulation server 110 clean culture or multicast in UDP mode, emulation server 110, according to the effect of the feedback data assessment Doppler frequency compensation of the Doppler frequency compensation received, does further correction to Doppler frequency compensation.
GPS Integrated Receiver 120 is also connected with VSAT ICBM SHF satellite terminal 200, exports 10MHz frequency reference signal to VSAT ICBM SHF satellite terminal 200, for the test of high ferro train ruuning situation in tunnel.
Now, analogue system of the present invention can carry out the test of some special sights by existing communication in moving motor vehicle equipment, such as, along satellite radius vector in the straight advance in the direction of floor projection (now Doppler effect is the most serious), or the communication recovery time of testing after blocking, also can at the part of properties in two dimensional motion space simulation three-dimensional motion space.
Embodiment three
Emulation server 110 and VSAT ICBM SHF satellite terminal 200 are positioned in laboratory, do not connect GPS Integrated Receiver 120 in a stationary situation, emulation server 110 utilizes the parameter of input and the kinetic model of the built-in Mathematical Models aircraft of emulation server 110 or high ferro Train motion, and construct the virtual environment of aircraft flight or high ferro train operation, it condition comprised according to setting calculates Doppler effect, across satellite beams and satellite communication time delay etc., simultaneously emulation server 110 calculates various offset data in virtual environment needed for VSAT satellite communication and control information, it comprises and calculates Doppler frequency compensation, satellite communication delay compensation and across the various offset data of satellite beams control etc. and control information, these offset datas and control information are delivered to VSAT ICBM SHF satellite terminal 200, the state that VSAT ICBM SHF satellite terminal 200 communicates is controlled, and the various parameters of Real-Time Monitoring VSAT ICBM SHF satellite terminal 200 communication, the quality of satellite communication is assessed.
Wherein, emulation server 110 can utilize the parameter of input and built-in Mathematical Modeling and satellite coverage diagram, under static state emulation aircraft or high ferro train pass through same satellite different beams, or the sight of different satellite coverage, control VSAT ICBM SHF satellite terminal switching frequency, main website I D, the parameters such as passback carrier wave I D, realize across beam switchover, calculate the satellite aximuth of new wave beam simultaneously, the angle of pitch and polarizing angle, simulate and send satellite sensing switching command (because native system does not comprise antenna controller to antenna controller, so an antenna controller order record, do not send).Emulation server 110 can utilize the parameter of input and built-in Mathematical Modeling, and under static state analog computation goes out the satellite communication time delay that motion produces, and is supplied to VSAT ICBM SHF satellite terminal 200 as offset data.This time delay can provide by the form of nanosecond or millisecond, also can provide by the form of geographical change in location.
Wherein, the various parameters that the VSAT ICBM SHF satellite terminal 200 of emulation server 110 Real-Time Monitoring communicates comprise quality that VSAT ICBM SHF satellite terminal 200 receives or transmit, signal to noise ratio, the error rate, frequency, lock in time correction, divide other on off operating mode and communication flows across satellite beams switching state, satellite uplink downlink, these data are most important for assessment experimental result, optimization system design.
Emulation server 110 can have display and memory, the emulated data calculated, offset data and control information and Monitoring Data are shown on display with the form of chart and figure, and be recorded in memory, for analysis and research, wherein the record of data adopts lossless manner, and simultaneously logging timestamp.
Emulation server 110 is also connected with VSAT satellite Hub by satellite channel, 3G network or the Internet, the signal that VSAT satellite Hub monitoring VSAT ICBM SHF satellite terminal 200 sends, record the frequency of its reality, and calculate the feedback data of difference on the frequency as Doppler frequency compensation, satellite loop, 3G network or the Internet is passed through to emulation server 110 clean culture or multicast in UDP mode, emulation server 110, according to the effect of the feedback data assessment Doppler frequency compensation of the Doppler frequency compensation received, does further correction to Doppler frequency compensation.
Now, analogue system of the present invention can simulate the fantasy sport environment of various complexity by input parameter, such as ultrahigh speed motion, severe jolt, special course, circumaviation etc., can be used for the test of pressure or extreme condition, due to without the need to any external equipment, cost is low.Such as, we can utilize emulation server 110 easily to simulate the virtual environment of high ferro train 450 kilometers of speed per hours, also can simulate the artificial scene of aircraft severe jolt, thus test is in the performance of this extreme environment Satellite communication.
From above-described embodiment: the occupation mode of the present invention's airborne, vehicle-mounted VSAT satellite broadband communication analogue system 100 can be flexible and changeable, in some cases, GPS Integrated Receiver 120 is not required, and in other cases, also must not be connected with VSAT ICBM SHF satellite terminal 200, lack the major function of GPS Integrated Receiver 120 and VSAT ICBM SHF satellite terminal 200 not influential system.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, when the method and technology contents that can utilize above-mentioned announcement are made a little change or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solution of the present invention, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. one kind airborne, vehicle-mounted VSAT satellite broadband communication analogue system, it is characterized in that: it comprises emulation server and GPS Integrated Receiver, described GPS Integrated Receiver is connected with described emulation server, described emulation server receives the gps data that described GPS Integrated Receiver gathers, set up the kinetic model of aircraft or high ferro Train motion, and construct the virtual environment of aircraft flight or high ferro train operation, record is Output simulation data also, or the various offset data calculated in described virtual environment needed for VSAT satellite communication and control information are delivered to VSAT ICBM SHF satellite terminal, the state of described VSAT ICBM SHF satellite terminal communication is controlled, the various parameters of VSAT ICBM SHF satellite terminal communication described in Real-Time Monitoring simultaneously, the quality of VSAT satellite communication is assessed.
2. airborne, vehicle-mounted VSAT satellite broadband communication analogue system according to claim 1, it is characterized in that wherein said GPS Integrated Receiver is connected with described emulation server by communication port, described emulation server is connected with described VSAT ICBM SHF satellite terminal by LAN port and/or communication port.
3. airborne, vehicle-mounted VSAT satellite broadband communication analogue system according to claim 1, it is characterized in that wherein said emulation server is the kinetic model utilizing gps data and the built-in Mathematical Models aircraft of described emulation server or high ferro Train motion, and constructing the virtual environment of aircraft flight or high ferro train operation, it comprises Doppler effect, calculating across satellite beams and satellite communication time delay.
4. airborne, vehicle-mounted VSAT satellite broadband communication analogue system according to claim 3, it is characterized in that wherein said emulation server comprises display and memory, the emulated data calculated is shown on described display with the form of chart and figure, and be recorded in described memory, for analysis and research, wherein the record of data adopts lossless manner, and simultaneously logging timestamp.
5. airborne, vehicle-mounted VSAT satellite broadband communication analogue system according to claim 1, it is characterized in that wherein said emulation server utilizes the parameter of input and the kinetic model of the built-in Mathematical Models aircraft of described emulation server or high ferro Train motion, and constructing the virtual environment of aircraft flight or high ferro train operation, it comprises Doppler effect, calculating across satellite beams and satellite communication time delay.
6. airborne, the vehicle-mounted VSAT satellite broadband communication analogue system according to claim 3 or 5, it is characterized in that wherein said emulation server calculates various offset data in described virtual environment needed for VSAT satellite communication and control information is delivered to VSAT ICBM SHF satellite terminal, the state of described VSAT ICBM SHF satellite terminal communication is controlled, the various parameters of VSAT ICBM SHF satellite terminal communication described in Real-Time Monitoring simultaneously, the quality of VSAT satellite communication is assessed, it calculating comprising Doppler frequency compensation, satellite communication delay compensation and control across satellite beams.
7. airborne, vehicle-mounted VSAT satellite broadband communication analogue system according to claim 6, it is characterized in that the various parameters of VSAT ICBM SHF satellite terminal communication described in wherein said emulation server Real-Time Monitoring comprise described VSAT ICBM SHF satellite terminal receive or transmit quality, signal to noise ratio, the error rate, frequency, lock in time correction, divide other on off operating mode and communication flows across satellite beams switching state, satellite uplink downlink.
8. airborne, vehicle-mounted VSAT satellite broadband communication analogue system according to claim 6, it is characterized in that wherein said emulation server is also connected with VSAT satellite Hub, described VSAT satellite Hub monitors the signal that described VSAT ICBM SHF satellite terminal sends, record the frequency of its reality, and calculate the feedback data of difference on the frequency as Doppler frequency compensation, in UDP mode to described emulation server clean culture or multicast, described emulation server does further correction according to the difference on the frequency of the described VSAT satellite Hub received to Doppler frequency compensation.
9. airborne, vehicle-mounted VSAT satellite broadband communication analogue system according to claim 6, it is characterized in that wherein said emulation server comprises display and memory, the emulated data calculated, offset data and control information and Monitoring Data are shown on described display with the form of chart and figure, and be recorded in described memory, for analysis and research, wherein the record of data adopts lossless manner, and simultaneously logging timestamp.
10. airborne, vehicle-mounted VSAT satellite broadband communication analogue system according to claim 1, it is characterized in that wherein said GPS Integrated Receiver is also connected with described VSAT ICBM SHF satellite terminal, export 10MHz frequency reference signal to described VSAT ICBM SHF satellite terminal, for the test of high ferro train ruuning situation in tunnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510135983.4A CN104901756B (en) | 2015-03-26 | 2015-03-26 | Airborne vehicle-mounted very small aperture terminal (VSAT) satellite broadband communication emulation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510135983.4A CN104901756B (en) | 2015-03-26 | 2015-03-26 | Airborne vehicle-mounted very small aperture terminal (VSAT) satellite broadband communication emulation system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104901756A true CN104901756A (en) | 2015-09-09 |
| CN104901756B CN104901756B (en) | 2017-04-12 |
Family
ID=54034169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510135983.4A Active CN104901756B (en) | 2015-03-26 | 2015-03-26 | Airborne vehicle-mounted very small aperture terminal (VSAT) satellite broadband communication emulation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104901756B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105591685A (en) * | 2015-12-28 | 2016-05-18 | 休斯网络技术有限公司 | VSAT broadband satellite communication cross beam switching system and method |
| WO2017063455A1 (en) * | 2015-10-16 | 2017-04-20 | 深圳市华讯方舟卫星通信有限公司 | Intelligent terminal and method and device for displaying satellite signal quality thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050037706A1 (en) * | 2003-08-01 | 2005-02-17 | Settle Timothy F. | Multicast control systems and methods for dynamic, adaptive time, bandwidth,frequency, and satellite allocations |
| CN101404547A (en) * | 2008-11-21 | 2009-04-08 | 中国科学院软件研究所 | Satellite network simulation system |
| CN101483644A (en) * | 2009-03-25 | 2009-07-15 | 南京邮电大学 | Satellite network simulation platform constructing method based on multi-proxy |
| CN101739845A (en) * | 2009-12-18 | 2010-06-16 | 中国航空无线电电子研究所 | Aeronautical data chain information-based civil aircraft aviation electronic verification system and method thereof |
| US20130163516A1 (en) * | 2011-12-27 | 2013-06-27 | Electronics And Telecommunications Research Institute | Maritime communication system and method |
| CN104316938A (en) * | 2014-09-25 | 2015-01-28 | 上海欧科微航天科技有限公司 | Novel satellite simulator for low-earth-orbit satellite quasi-synchronous communication system |
-
2015
- 2015-03-26 CN CN201510135983.4A patent/CN104901756B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050037706A1 (en) * | 2003-08-01 | 2005-02-17 | Settle Timothy F. | Multicast control systems and methods for dynamic, adaptive time, bandwidth,frequency, and satellite allocations |
| CN101404547A (en) * | 2008-11-21 | 2009-04-08 | 中国科学院软件研究所 | Satellite network simulation system |
| CN101483644A (en) * | 2009-03-25 | 2009-07-15 | 南京邮电大学 | Satellite network simulation platform constructing method based on multi-proxy |
| CN101739845A (en) * | 2009-12-18 | 2010-06-16 | 中国航空无线电电子研究所 | Aeronautical data chain information-based civil aircraft aviation electronic verification system and method thereof |
| US20130163516A1 (en) * | 2011-12-27 | 2013-06-27 | Electronics And Telecommunications Research Institute | Maritime communication system and method |
| CN104316938A (en) * | 2014-09-25 | 2015-01-28 | 上海欧科微航天科技有限公司 | Novel satellite simulator for low-earth-orbit satellite quasi-synchronous communication system |
Non-Patent Citations (1)
| Title |
|---|
| 武军郦: "利用VSAT网络实现GPS差分数据传输", 《全球定位系统》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017063455A1 (en) * | 2015-10-16 | 2017-04-20 | 深圳市华讯方舟卫星通信有限公司 | Intelligent terminal and method and device for displaying satellite signal quality thereof |
| CN105591685A (en) * | 2015-12-28 | 2016-05-18 | 休斯网络技术有限公司 | VSAT broadband satellite communication cross beam switching system and method |
| CN105591685B (en) * | 2015-12-28 | 2019-01-22 | 休斯网络技术有限公司 | Across the beam switchover system and method for VSAT wideband satellite communication |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104901756B (en) | 2017-04-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106533532A (en) | Mobile platform VSAT broadband satellite communication simulation system | |
| CN111885504B (en) | Unmanned aerial vehicle track optimization method for assisting wireless communication of mobile vehicle | |
| Nalepka et al. | Automated aerial refueling: extending the effectiveness of UAVs | |
| CN205121341U (en) | Unmanned aerial vehicle ground command system | |
| US10659145B2 (en) | Simulating reception of transmissions | |
| CA2968988C (en) | Airborne cellular communication system | |
| CN101201870A (en) | Method for dynamic simulation of air traffic flight posture | |
| CN104049640A (en) | Unmanned air vehicle attitude robust fault tolerance control method based on neural network observer | |
| CN104880961A (en) | Real-time simulation experiment system of multi-unmanned plane distributed synergetic hardware in loop | |
| CN103257352B (en) | Method for testing double-satellite GPS closed-loop control | |
| CN112865897B (en) | Non-stationary channel simulation method and system for ground scene by unmanned aerial vehicle | |
| CN109523863A (en) | A kind of radar training simulation system based on ADS-B | |
| El Marady | Enhancing accuracy and security of ADS-B via MLAT assisted-flight information system | |
| CN112731463A (en) | Synchronous simulation system combining GNSS navigation constellation and receiver | |
| CN104901756A (en) | Airborne vehicle-mounted very small aperture terminal (VSAT) satellite broadband communication emulation system | |
| CN110417491B (en) | ADS-B multichannel signal generation method, simulator, computer storage medium and electronic equipment | |
| CN110320508B (en) | Method for simulating high dynamic target characteristics by airborne responder | |
| CN202649774U (en) | High-speed moving object information obtaining, pushing and remote control system | |
| CN104443450B (en) | micro-satellite navigation system ground verification system and method | |
| US20210328705A1 (en) | Providing localized jamming effects in a training exercise | |
| Ramasamy et al. | Communication, navigation and surveillance performance criteria for safety-critical avionics and ATM systems | |
| Marzioli et al. | Stratospheric balloon tracking system design through software defined radio applications: Strains experiment | |
| CN106656298B (en) | Communication link planning method and system | |
| Wartmann et al. | Sensor fusion and flight path reconstruction of the ACT/FHS rotorcraft | |
| Goel et al. | Dead reckoning for aircraft in distributed interactive simulation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |