CN108810156A - Data collection station and method based on space-based aggregation of data acquisition system - Google Patents
Data collection station and method based on space-based aggregation of data acquisition system Download PDFInfo
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- CN108810156A CN108810156A CN201810630302.5A CN201810630302A CN108810156A CN 108810156 A CN108810156 A CN 108810156A CN 201810630302 A CN201810630302 A CN 201810630302A CN 108810156 A CN108810156 A CN 108810156A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- 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
- G01S19/03—Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/08—Protocols for interworking; Protocol conversion
Abstract
The present invention provides a kind of data collection stations and method based on space-based aggregation of data acquisition system, wherein the data collection station based on space-based aggregation of data acquisition system includes：Signal receiving module, the first satellite-signal for receiving the transmission of the first satellite, and the first satellite-signal is denoted as data to be sent；Control module, it is electrically connected to signal receiving module, signal transmitting module and solid-state storage module, control module is used to, when judging that the distance between the second satellite and data transmission of internet of things terminal are greater than or equal to pre-determined distance, send data to be sent to solid-state storage module；Solid-state storage module, is electrically connected to control module, and solid-state storage module is used for the data to be sent that storage control module is sent.Technical solution through the invention is conducive to the integrality for improving gathered data in multiple continuous sampling periods, reduces the possibility of gathered data loss, improves the speed of response for handling data to be sent.
Description
Technical field
The present invention relates to technical field of satellite communication, and space-based aggregation of data acquisition system is based in particular to one kind
Data collection station and a kind of collecting method based on space-based aggregation of data acquisition system.
Background technology
Space-based aggregation of data acquisition system (Space-born Comprehensive Data Collection System,
SC-DCS the technologies such as telemetering, remote control and the distant prison in space flight) are used, by satellite by the acquisition number in remote data acquisition platform
According to data processing centre is sent to, data are handled by data processing centre, and deliver user's use.
And in the related technology, the data collection station in SC-DCS systems is generally only for turning to gathered data
Hair, and and do not have data storage function, on the one hand, due to the limitation of data collection station functionally so that data acquisition eventually
End can only carry out data transmission when satellite enters within communication range, i.e., data sampling period is consistent with satellite period,
And satellite is usually even tens hours several hours by the time of communication range, results in and samples week in SC-DCS systems
Phase is longer, can not carry out the data sampling of higher-frequency time.
On the other hand, since data collection station does not have data storage function, when between data collection station and satellite
When communications status is bad, even if the data that acquire of SC-DCS system discovery current times can not be given for change if there is the phenomenon that losing
The data of current time acquisition, cause the data acquisition function reliability of SC-DCS systems to reduce.
Invention content
The present invention is directed at least solve in the prior art or one of technical problem present in the relevant technologies.
In view of the above-mentioned problems, the present invention propose a kind of data collection station based on space-based aggregation of data acquisition system and
Method stores data to be sent by the way that solid-state storage module is arranged, improves the reliability of SC-DCS system datas forwarding, favorably
In the frequency for improving SC-DCS system data acquisitions, the applicability of SC-DCS system data acquisitions is improved.
To achieve the goals above, the technical solution of first aspect present invention is provided one kind and is adopted based on space-based aggregation of data
The data collection station of collecting system, including：Signal receiving module, the first satellite-signal for receiving the transmission of the first satellite, and
First satellite-signal is denoted as data to be sent；Control module is electrically connected to signal receiving module, signal transmitting module and solid-state
Memory module, control module are used to be greater than or equal in advance when judgement the distance between the second satellite and data transmission of internet of things terminal
If apart from when, send data to be sent to solid-state storage module；Solid-state storage module is electrically connected to control module, solid-state storage
Module is used for the data to be sent that storage control module is sent；Signal transmitting module receives control module transmission for working as
When data to be sent, data to be sent are sent to the second satellite.
In any of the above-described technical solution, it is preferable that control module is additionally operable to：When judgement distance is less than pre-determined distance
When, it reads and sends solid-state storage mould data to be sent in the block.
In any of the above-described technical solution, it is preferable that further include：Sensor receiving module, is electrically connected to control module,
Sensor receiving module is used to receive the detection signal of internet of things sensors transmission, and detection signal is denoted as data to be sent.
In any of the above-described technical solution, it is preferable that the data between sensor receiving module and internet of things sensors
Transmission mode is wire transmission and/or wireless transmission.
In any of the above-described technical solution, it is preferable that further include：Procotol conversion module, is electrically connected to sensor
Between receiving module and control module, procotol conversion module is used to the detection signal received carrying out procotol to turn
It changes.
The technical solution of second aspect of the present invention provides a kind of data acquisition based on space-based aggregation of data acquisition system
Method, including：According to preset model and terminal time, the distance between the second satellite and data transmission of internet of things terminal are calculated；
Judge whether distance is greater than or equal to pre-determined distance；When judgement distance is greater than or equal to pre-determined distance, data to be sent are sent
To solid-state storage module；When judgement distance is less than pre-determined distance, reads and send data to be sent to the second satellite.
In any of the above-described technical solution, it is preferable that further include：Obtain the time on the star of the second satellite；According on star
Time updates terminal time.
Advantageous effect：
Technical solution in the present invention judges whether the distance between satellite and terminal meet communication need by control module
It asks, when judgement is unsatisfactory for communication requirement between the two, by collected data conversion storage to be sent to solid-state storage module, favorably
In the data acquiring frequency for improving SC-DCS systems, the compatibility of the SC-DCS systems gathered data shorter to the sampling period is improved
Property, when judging to meet communicating requirement between satellite and terminal, control module will be stored to be sent out with solid-state storage mould data in the block
It send to satellite, is conducive to the integrality for improving gathered data in multiple continuous sampling periods, reduces due to communications status is bad
The possibility for causing gathered data to be lost.
Technical solution in the present invention, by the way that sensor receiving module is arranged so that data transmission of internet of things terminal can
The gathered data for directly receiving internet of things sensors, reduces the workload for being manually entered sensor gathered data, improves object
The degree of automation of networked data transmission terminal.
Technical solution in the present invention is received sensor receiving module by the way that procotol conversion module is arranged
Detection signal under different network protocol is converted to the detection signal under the procotol of data transmission of internet of things terminal acquiescence,
Be conducive to improve the consistency for detecting signaling protocol in data transmission of internet of things terminal, improve at data transmission of internet of things terminal
Manage the speed of response of data to be sent.
Technical solution in the present invention can control the operation of data transmission of internet of things terminal by the way that control module is arranged
State reduces data transmission of internet of things terminal works energy consumption, is conducive to the operating time for improving data transmission of internet of things terminal,
Reduce the maintenance cost of data transmission of internet of things terminal.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination following accompanying drawings to embodiment
Obviously and it is readily appreciated that, wherein：
Fig. 1 is the data collection station according to an embodiment of the invention based on space-based aggregation of data acquisition system
Schematic block diagram；
Fig. 2 is the schematic block diagram of space-based aggregation of data acquisition system according to an embodiment of the invention；
Fig. 3 is the collecting method according to an embodiment of the invention based on space-based aggregation of data acquisition system
Schematic flow diagram.
Specific implementation mode
To better understand the objects, features and advantages of the present invention, below in conjunction with the accompanying drawings and specific real
Mode is applied the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, many details are elaborated to facilitate a thorough understanding of the present invention, still, the present invention may be used also
To be implemented different from other modes described here using other, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Embodiment one：
The embodiment of the present invention one is illustrated in conjunction with Fig. 1 to Fig. 2.
Fig. 1 shows the data acquisition according to an embodiment of the invention based on space-based aggregation of data acquisition system eventually
The schematic block diagram at end.
Fig. 2 shows the schematic block diagrams of space-based aggregation of data acquisition system according to an embodiment of the invention.
As shown in Figure 1, the data acquisition according to an embodiment of the invention based on space-based aggregation of data acquisition system is eventually
End 100, including：Signal receiving module 102, the first satellite-signal for receiving the transmission of the first satellite, and the first satellite is believed
Number it is denoted as data to be sent；Control module 104 is electrically connected to signal receiving module 102, signal transmitting module 108 and solid-state and deposits
Module 106 is stored up, control module 104 is used to be more than when judgement the distance between the second satellite and data transmission of internet of things terminal 100
Or when equal to pre-determined distance, data to be sent are sent to solid-state storage module 106；Solid-state storage module 106 is electrically connected to control
Module 104, solid-state storage module 106 are used for the data to be sent that storage control module 104 is sent；Signal transmitting module 108 is used
In when receiving the data to be sent of the transmission of control module 104, data to be sent are sent to the second satellite.
Wherein, data to be sent can be broadcast singal, business datum and remote control command, and control module 104 is docked
The data to be sent received carry out demodulation process, and the data information obtained after demodulation can be used for data transmission of internet of things end
The control at end 100, can be also used for providing with reference to auxiliary information for data transmission of internet of things terminal 100.
Further, data transmission of internet of things terminal 100 can also be joined by control module 104 using computer
The configuration of number and operating mode.
In any of the above-described embodiment, it is preferable that control module 104 is additionally operable to：When judgement distance is less than pre-determined distance
When, it reads and sends the data to be sent in solid-state storage module 106.
Specifically, when the second satellite is as data receiver to be sent, data transmission of internet of things terminal 100 is according to default
Model and terminal time calculate the distance between the second satellite and data transmission of internet of things terminal 100, when distance between the two
When less than pre-determined distance, shows to establish between the second satellite and data transmission of internet of things terminal at this time and communicate, control module
104 are sent to information to be sent that is receiving or being stored in solid-state storage module 106 by signal transmitting module 108
Second satellite.
When the second satellite is gradually distance from data transmission of internet of things terminal 100, distance between the two is greater than or equal in advance
If apart from when, communication between the two disconnects, at this point, signal receiving module 102 can still receive the of the first satellite transmission
The data conversion storage to be sent received at this time to solid-state storage module 106, is worked as Internet of Things by one satellite-signal, control module 104
When the distance between data transmission terminal 100 and the second satellite are again less than pre-determined distance, control module 104 reads solid-state storage
Data to be sent in module 106 are sent to the second satellite by signal transmitting module 108.
Further, when data transmission of internet of things terminal 100 is not in good state with the second intersatellite communication and there are to be sent
When loss of data, SC-DCS systems can reissue signal, 100 basis of data transmission of internet of things terminal to the second satellite transmission data
Data reissue signal, read the data being stored in solid-state storage module 106, reissue the data to be sent of loss again, reduce
Lose the possibility of gathered data.
In addition, when the communication between data transmission of internet of things terminal 100 and the second satellite (the first satellite) disconnects, control
Module 104 sends break-off and instructs to signal transmitting module 108 (signal receiving module 102), by signal transmitting module 108
The working condition of (signal receiving module 102) is converted to pause mode, to reduce the work of data transmission of internet of things terminal 100
Make energy consumption.
Further, when data transmission of internet of things terminal 100 can carry out identical number using multiple second satellites simultaneously
According to transmission when, the second satellite that 100 selected distance of data transmission of internet of things terminal is nearest or communications status is optimal is as number
According to the satellite of transmission.
In any of the above-described embodiment, it is preferable that further include：Sensor receiving module 110, is electrically connected to control module
104, sensor receiving module 110 is used to receive the detection signal of the transmission of internet of things sensors 202, and detection signal is denoted as waiting for
Transmission data.
As shown in Fig. 2, sensor receiving module 110 can be connected with multiple internet of things sensors 202, it to be used for acquisition testing
Data, such as water quality testing data, air detection data and image inspection data.
Wherein, the quantity of sensor receiving module 110 is N number of, and the value of N is the integer more than or equal to 0.
In any of the above-described embodiment, it is preferable that between sensor receiving module 110 and internet of things sensors 202
Data transfer mode is wire transmission and/or wireless transmission.
In any of the above-described embodiment, it is preferable that further include：Procotol conversion module 112, is electrically connected to sensor
Between receiving module 110 and control module 104, procotol conversion module 112 is used to the detection signal received carrying out net
Network protocol conversion.
Embodiment two：
Fig. 3 shows the data acquisition side according to an embodiment of the invention based on space-based aggregation of data acquisition system
The schematic flow diagram of method.
As shown in figure 3, the data acquisition according to an embodiment of the invention based on space-based aggregation of data acquisition system
Method, including：Step S302, according to preset model and terminal time, calculate the second satellite and data transmission of internet of things terminal it
Between distance；Step S304, judges whether distance is greater than or equal to pre-determined distance；Step S306, when judgement distance is more than or waits
When pre-determined distance, data to be sent are sent to solid-state storage module；Step S308, when judgement distance is less than pre-determined distance,
It reads and sends data to be sent to the second satellite.
In any of the above-described embodiment, it is preferable that further include：Obtain the time on the star of the second satellite；When according on star
Between, update terminal time.
Technical scheme of the present invention is described in detail above in association with attached drawing, the present invention proposes a kind of comprehensive based on day base data
Close the data collection station and method of acquisition system, wherein the data collection station packet based on space-based aggregation of data acquisition system
It includes：Signal receiving module, the first satellite-signal sent for receiving the first satellite, and the first satellite-signal is denoted as to be sent
Data；Control module is electrically connected to signal receiving module, signal transmitting module and solid-state storage module, and control module is for working as
When judging that the distance between the second satellite and data transmission of internet of things terminal are greater than or equal to pre-determined distance, data to be sent are sent
To solid-state storage module；Solid-state storage module, is electrically connected to control module, and solid-state storage module is sent for storage control module
Data to be sent；Signal transmitting module, for when receiving the data to be sent of control module transmission, sending number to be sent
According to the second satellite.Technical solution through the invention is conducive to the data acquiring frequency for improving SC-DCS systems, improves
The compatibility of the SC-DCS systems gathered data shorter to the sampling period is conducive to improve acquisition number in multiple continuous sampling periods
According to integrality, reduce because communications status is bad cause gathered data lose possibility.
Step in the present invention can be sequentially adjusted, combined, and deleted according to actual demand.
Unit in apparatus of the present invention can be combined, divided and deleted according to actual demand.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, all any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of data collection station based on space-based aggregation of data acquisition system, which is characterized in that including：
Signal receiving module, the first satellite-signal for receiving the transmission of the first satellite, and first satellite-signal is denoted as
The data to be sent；
Control module is electrically connected to the signal receiving module, the signal transmitting module and solid-state storage module, the control
Module is used for when judging that the distance between the second satellite and the data transmission of internet of things terminal are greater than or equal to pre-determined distance,
The data to be sent are sent to the solid-state storage module；
The solid-state storage module is electrically connected to the control module, and the solid-state storage module is for storing the control mould
The data to be sent that block is sent；
The signal transmitting module, for when receiving the data to be sent that the control module is sent, described in transmission
Data to be sent are to second satellite.
2. the data collection station according to claim 1 based on space-based aggregation of data acquisition system, which is characterized in that
The control module is additionally operable to：When judging that the distance is less than the pre-determined distance, reads and send the solid-state and deposit
The Chu Mo data to be sent in the block.
3. the data collection station according to claim 1 based on space-based aggregation of data acquisition system, which is characterized in that also
Including：
Sensor receiving module is electrically connected to the control module, and the sensor receiving module is for receiving the Internet of Things
The detection signal that sensor is sent, and the detection signal is denoted as the data to be sent.
4. the data collection station according to claim 3 based on space-based aggregation of data acquisition system, which is characterized in that
Data transfer mode between the sensor receiving module and the internet of things sensors is wire transmission and/or wireless
Transmission.
5. the data collection station according to claim 3 based on space-based aggregation of data acquisition system, which is characterized in that also
Including：
Procotol conversion module is electrically connected between the sensor receiving module and the control module, the network association
View conversion module is used to the detection signal received carrying out procotol conversion.
6. a kind of collecting method based on space-based aggregation of data acquisition system is suitable for such as any one of claim 1 to 5
The data collection station based on space-based aggregation of data acquisition system, which is characterized in that the data transmission of internet of things side
Method includes：
According to preset model and terminal time, calculate described between second satellite and the data transmission of internet of things terminal
Distance；
Judge whether the distance is greater than or equal to the pre-determined distance；
When judging that the distance is greater than or equal to the pre-determined distance, the data to be sent are sent to the solid-state storage mould
Block；
When judging that the distance is less than the pre-determined distance, reads and send the data to be sent to second satellite.
7. the collecting method according to claim 6 based on space-based aggregation of data acquisition system, which is characterized in that also
Including：
Obtain the time on the star of second satellite；
According to the time on the star, the terminal time is updated.
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