CN107800470A - The up remote control modulation real time monitoring signals system and method for satellite comprehensive testing - Google Patents
The up remote control modulation real time monitoring signals system and method for satellite comprehensive testing Download PDFInfo
- Publication number
- CN107800470A CN107800470A CN201710877217.4A CN201710877217A CN107800470A CN 107800470 A CN107800470 A CN 107800470A CN 201710877217 A CN201710877217 A CN 201710877217A CN 107800470 A CN107800470 A CN 107800470A
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- remote control
- real time
- time monitoring
- receiver
- equipment
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Classifications
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/20—Integrity monitoring, fault detection or fault isolation of space segment
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18517—Transmission equipment in earth stations
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18519—Operations control, administration or maintenance
Abstract
The invention discloses a kind of up remote control modulation real time monitoring signals system and method for satellite comprehensive testing, the remote signal that the system includes being coupled, being nursed one's health for producing the up remote control modulation equipment of integrated test system and giving the remote control modulation signal of satellite couples and conditioning device；For being demodulated, decoding to remote signal and the telecommand data after frame synchronization and demodulation status information are sent into receiver of the monitoring in real time with comparing equipment；Telecommand data for being sent to receiver carries out code table equipment of inverting etc..The present invention, which realizes, is remotely controlled the comparison of command information correctness and modulated signal quality real-time monitoring to the up remote control modulation signal of satellite comprehensive testing overall process, can occur to promptly isolate or position ground testing system failure during telecommand exception response in satellite comprehensive testing.
Description
Technical field
The present invention relates to a kind of satellite test technical field, more particularly to a kind of up remote control modulation of satellite comprehensive testing
Real time monitoring signals system and method.
Background technology
With the continuous development of satellite general technical, the radio-frequency channel of satellite is more and more, frequency range also more and more higher, satellite
Residing electromagnetic environment also becomes increasingly complex, and is frequently encountered at satellite test scene during especially wireless test because of some reasons
The situation of caused instruction exception response, the situation of these instruction exceptions response, partly from integrated test system failure, typically
It can be excluded by searching related record, but typically based on ground communications protocol level, and once investigate radio-frequency part
Point or modulated signal, can not generally exclude whether the up remote control modulation of integrated test system is correctly modulated away or modulated
Whether content is correct, can not more determine whether related unit function is abnormal on star, after failure occurs, usually helpless, nothing
Method carries out malfunction elimination and positioning, is unfavorable for Project R＆D, therefore is highly desirable to carry out satellite uplink remote control modulation signal
The correctness of telecommand data compares and the real-time monitoring of modulated signal quality, will be very beneficial for the quick investigation of failure with
Analyzing and positioning, in current domsat field, usual integrated test system directly carries out up remote signal modulation and sent
To satellite, lack to the comparison of telecommand information correctness and modulated signal quality real-time monitoring, once telecommand is extremely loud
Should, integrated test system modulating equipment failure can not be quickly isolated, more can not fast positioning or satellite correlation unit function it is different
Often, the present invention is exactly the up remote control modulation real time monitoring signals system of a kind of satellite comprehensive testing to solve the above problems and side
Method, currently without the explanation or report for finding similar correlation technique, also not yet it is collected into data similar both at home and abroad.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of up remote control modulation signal of satellite comprehensive testing and supervised in real time
Examining system and method, it can be realized is being remotely controlled command information just to the up remote control modulation signal of satellite comprehensive testing overall process
True property compares and modulated signal quality real-time monitoring, when can occur telecommand exception response in satellite comprehensive testing rapidly every
From or positioning ground testing system failure.
The present invention is that solve above-mentioned technical problem by following technical proposals：A kind of up remote control of satellite comprehensive testing
Modulated signal real-time monitoring system, the up remote control modulation real time monitoring signals system of satellite comprehensive testing include：
Remote signal couples and conditioning device：Satellite comprehensive testing system up-link is serially connected with by radio-frequency cable, used
Produced in coupling satellite comprehensive testing system modulation and give the up remote control modulation signal of satellite, and by signal condition to properly
Operation level；
Receiver：It is connected with remote signal coupling with conditioning device, a monitoring in real time with comparing equipment, to remote control modulation
Signal is demodulated, decoded, frame synchronization, and by the telecommand data after frame synchronization and to receiver demodulation state information
Monitoring in real time is sent to comparing equipment；
Code table equipment：It is connected with real-time monitoring with comparing equipment, for the satellite for sending real-time monitoring with comparing equipment
Telecommand data is remotely controlled the inverting of instruction, and the telecommand information after inverting is sent into monitoring in real time and set with comparing
It is standby.
A kind of another aspect of the object of the invention, there is provided up remote control modulation real time monitoring signals side of satellite comprehensive testing
Method, the up remote control modulation real time monitoring signals method of satellite comprehensive testing comprise the following steps：
Step 1, software and equipment initialization, establish monitoring in real time with compare equipment and receiver, integrated test system and
The network connection of code table equipment, and to receiver application telecommand data and receiver demodulation state information；
Step 2, the up remote control modulation signal of integrated test system is coupled and nursed one's health, makes to be input to receiver
Signal level is in reasonable level；
Step 3, receiver are carried out demodulating in real time to remote control modulation signal, decoded, frame synchronization, and will be after frame synchronization
Telecommand data and receiver demodulation state information be sent in real time monitoring with compare equipment；
Step 4, in real time monitoring send the telecommand data that receiver is sent to the progress of code table equipment with comparing equipment
Inverting, receive inverting after telecommand information and and integrated test system broadcast telecommand information be compared, simultaneously
The demodulation state of receiver is monitored in real time；
Step 5, test software repeat above step three and arrive step 4, and instruction is remotely controlled to up remote control modulation signal
The correctness of information compares and modulated signal quality real-time monitoring.
Preferably, it is described in real time monitoring with comparing the same receiver of equipment, code table equipment is connected, for receive receiver transmission
Telecommand data and send to code table equipment carry out director data inverting, receive code table equipment inverting telecommand letter
Breath, and be compared with the telecommand information of integrated test system broadcast, while receive what simultaneously real-time monitoring receiver was sent
Demodulation state information.
Preferably, the up remote control modulation real time monitoring signals system of the satellite comprehensive testing passes through to remote control modulation signal
Coupled, and realize that telecommand information correctness compares and modulated signal quality real-time monitoring, tune by way of software
Signal processed is intermediate frequency or radiofrequency signal.
Preferably, the up remote control modulation real time monitoring signals system of the satellite comprehensive testing is believed remote control by receiver
Number it is demodulated to obtain remote-control data, and the inverting of command information, receiver and code table equipment is remotely controlled by code table equipment
The extras being independently of outside integrated test system, or idle receive that integrated test system has correlation function are led to
Road and code table inverting module.
The positive effect of the present invention is：The up remote control modulation real time monitoring signals system of satellite comprehensive testing of the present invention
System and method, which realize, compares and modulates letter to the telecommand information correctness of the up remote control modulation signal of satellite comprehensive testing
The real-time monitoring of number quality, measure method disclosed in this invention have certain general to various model satellite comprehensive testings
Property, the telecommand information correctness that can be applied to satellite and other products or the remote control modulation signal of system testing occasion compares
With modulated signal quality real-time monitoring.
Brief description of the drawings
Fig. 1 is the structured flowchart of the up remote control modulation real time monitoring signals system of satellite comprehensive testing of the present invention.
Fig. 2 is the flow chart of the up remote control modulation real time monitoring signals method of satellite comprehensive testing of the present invention.
Embodiment
Present pre-ferred embodiments are provided below in conjunction with the accompanying drawings, to describe technical scheme in detail.
As shown in figure 1, the up remote control modulation real time monitoring signals system of satellite comprehensive testing of the present invention includes：
Remote signal couples and conditioning device：Satellite comprehensive testing system up-link is serially connected with by radio-frequency cable, used
Produced in coupling satellite comprehensive testing system modulation and give the up remote control modulation signal of satellite, and by signal condition to properly
Operation level；
Receiver：It is connected with remote signal coupling with conditioning device, a monitoring in real time with comparing equipment, to remote control modulation
Signal is demodulated, decoded, frame synchronization, and by the telecommand data after frame synchronization and to receiver demodulation state information
Monitoring in real time is sent to comparing equipment；
Code table equipment：It is connected with real-time monitoring with comparing equipment, for the satellite for sending real-time monitoring with comparing equipment
Telecommand data is remotely controlled the inverting of instruction, and the telecommand information after inverting is sent into monitoring in real time and set with comparing
It is standby.
As shown in Fig. 2 the up remote control modulation real time monitoring signals method of satellite comprehensive testing of the present invention comprises the following steps：
Step 1, software and equipment initialization, establish monitoring in real time with compare equipment and receiver, integrated test system and
The network connection of code table equipment, and to receiver application telecommand data and receiver demodulation state information；
Step 2, the up remote control modulation signal of integrated test system is coupled and nursed one's health, makes to be input to receiver
Signal level is in reasonable level；
Step 3, receiver are carried out demodulating in real time to remote control modulation signal, decoded, frame synchronization, and will be after frame synchronization
Telecommand data and receiver demodulation state information be sent in real time monitoring with compare equipment；
Step 4, in real time monitoring send the telecommand data that receiver is sent to the progress of code table equipment with comparing equipment
Inverting, receive inverting after telecommand information and and integrated test system broadcast telecommand information be compared, simultaneously
The demodulation state of receiver is monitored in real time；
Step 5, test software repeat above step three and arrive step 4, and instruction is remotely controlled to up remote control modulation signal
The correctness of information compares and modulated signal quality real-time monitoring.
The monitoring in real time is with comparing the same receiver of equipment, code table equipment is connected, for receiving the remote control of receiver transmission
Director data simultaneously sends to code table equipment the inverting for carrying out director data, receives the telecommand information of code table equipment inverting, and
It is compared with the telecommand information of integrated test system broadcast, while receives the demodulation shape that simultaneously monitoring receiver is sent in real time
State information.
The up remote control modulation real time monitoring signals system of satellite comprehensive testing to remote control modulation signal by carrying out coupling
Close, and realize that telecommand information correctness compares and modulated signal quality real-time monitoring, modulated signal by way of software
It is intermediate frequency or radiofrequency signal.
The up remote control modulation real time monitoring signals system of satellite comprehensive testing is carried out by receiver to remote signal
Demodulation obtains remote-control data, and the inverting of command information is remotely controlled by code table equipment, and receiver and code table equipment are only
The extras stood on outside integrated test system, or integrated test system have the idle receiving channel and code of correlation function
Table inverting module.
In summary, the present invention, which realizes, is remotely controlled instruction letter to the up remote control modulation signal of satellite comprehensive testing overall process
Correctness comparison and modulated signal quality real-time monitoring are ceased, can be occurred in satellite comprehensive testing fast during telecommand exception response
Speed isolation or positioning ground testing system failure.
Particular embodiments described above, technical problem, technical scheme and the beneficial effect of the solution to the present invention are carried out
It is further described, should be understood that the specific embodiment that the foregoing is only of the invention, be not limited to
The present invention, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc., it should be included in this
Within the protection domain of invention.
Claims (5)
1. a kind of up remote control modulation real time monitoring signals system of satellite comprehensive testing, it is characterised in that the satellite synthesis is surveyed
Trying up remote control modulation real time monitoring signals system includes：
Remote signal couples and conditioning device：Satellite comprehensive testing system up-link is serially connected with by radio-frequency cable, for coupling
Satellite comprehensive testing system modulation is closed to produce and give the up remote control modulation signal of satellite, and by signal condition to suitable work
Make level；
Receiver：It is connected with remote signal coupling with conditioning device, a monitoring in real time with comparing equipment, to remote control modulation signal
It is demodulated, decodes, frame synchronization, and is sent by the telecommand data after frame synchronization and to receiver demodulation state information
To real-time monitoring with comparing equipment；
Code table equipment：It is connected with real-time monitoring with comparing equipment, for the satellite remote control for sending real-time monitoring with comparing equipment
Director data is remotely controlled the inverting of instruction, and the telecommand information after inverting is sent into monitoring in real time with comparing equipment.
2. the up remote control modulation real time monitoring signals system of satellite comprehensive testing as claimed in claim 1, it is characterised in that institute
State in real time monitoring with comparing the same receiver of equipment, code table equipment is connected, for receive receiver send telecommand data simultaneously
Send to code table equipment and carry out the inverting of director data, receive the telecommand information of code table equipment inverting, and and integration test
The telecommand information of system broadcasts is compared, while receives the demodulation state information that simultaneously monitoring receiver is sent in real time.
3. the up remote control modulation real time monitoring signals system of satellite comprehensive testing as claimed in claim 1, it is characterised in that institute
The up remote control modulation real time monitoring signals system of satellite comprehensive testing is stated by being coupled to remote control modulation signal, and by soft
The mode of part realizes the comparison of telecommand information correctness and modulated signal quality real-time monitoring, and modulated signal is intermediate frequency or radio frequency
Signal.
4. the up remote control modulation real time monitoring signals system of satellite comprehensive testing as claimed in claim 1, it is characterised in that institute
State the up remote control modulation real time monitoring signals system of satellite comprehensive testing remote signal is demodulated to obtain by receiver it is distant
Data are controlled, and the inverting of command information is remotely controlled by code table equipment, receiver and code table equipment are independently of integrating survey
Extras outside test system, or integrated test system have the idle receiving channel and code table inverting mould of correlation function
Block.
A kind of 5. up remote control modulation real time monitoring signals method of satellite comprehensive testing, it is characterised in that on satellite comprehensive testing
Row remote control modulation real time monitoring signals method comprises the following steps：
Step 1, software and equipment initialization, monitoring in real time is established with comparing equipment and receiver, integrated test system and code table
The network connection of equipment, and to receiver application telecommand data and receiver demodulation state information；
Step 2, the up remote control modulation signal of integrated test system is coupled and nursed one's health, makes the signal for being input to receiver
Level is in reasonable level；
Step 3, receiver are carried out demodulating in real time to remote control modulation signal, decoded, frame synchronization, and will be distant after frame synchronization
Control director data and receiver demodulation state information are sent to monitoring in real time with comparing equipment；
Step 4, in real time monitoring send the telecommand data that receiver is sent to the progress of code table equipment instead with comparing equipment
Drill, receive the telecommand information after inverting and be compared with the telecommand information broadcasted of integrated test system, it is while right
The demodulation state of receiver is monitored in real time；
Step 5, test software repeat above step three and arrive step 4, and command information is remotely controlled to up remote control modulation signal
Correctness compare and modulated signal quality real-time monitoring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710877217.4A CN107800470B (en) | 2017-09-25 | 2017-09-25 | Real-time monitoring system and method for satellite comprehensive test uplink remote control modulation signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710877217.4A CN107800470B (en) | 2017-09-25 | 2017-09-25 | Real-time monitoring system and method for satellite comprehensive test uplink remote control modulation signal |
Publications (2)
| Publication Number | Publication Date |
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| CN107800470A true CN107800470A (en) | 2018-03-13 |
| CN107800470B CN107800470B (en) | 2021-02-19 |
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| CN201710877217.4A Active CN107800470B (en) | 2017-09-25 | 2017-09-25 | Real-time monitoring system and method for satellite comprehensive test uplink remote control modulation signal |
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|---|---|
| CN107800470B (en) | 2021-02-19 |
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