CN106549702A - For the data storage machine of satellite - Google Patents
For the data storage machine of satellite Download PDFInfo
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- CN106549702A CN106549702A CN201610898429.6A CN201610898429A CN106549702A CN 106549702 A CN106549702 A CN 106549702A CN 201610898429 A CN201610898429 A CN 201610898429A CN 106549702 A CN106549702 A CN 106549702A
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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
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18519—Operations control, administration or maintenance
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- Aviation & Aerospace Engineering (AREA)
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- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
- Computer And Data Communications (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The present invention relates to a kind of data storage machine for satellite, including real-time tranception Data Frontend device, data categorization arrangement, real-time storage device and data library device；The packet that different real-time tranception Data Frontend devices are sent is analyzed by data categorization arrangement, and by different data pack buffers in the different buffer areas of real-time storage device；Classified by data library device again and store the packet of different buffer areas, realize the high speed storing to mass data.
Description
Technical field
The present invention relates to field of data storage, more particularly to a kind of data storage machine for satellite.
Background technology
Now, user is paid using front in satellite, need to complete substantial amounts of experiment on satellite with the items of verifying satellites
Performance indications and functional parameter.Scientific research personnel judges the reliability of satellite operation by these data.During testing, have big
Amount scientific experimental data is produced.If earth command station can not rapidly receive these data, these data can not be by intactly, just
Earth command station is transmitted back to really.In order to not lose return data, it is desirable to which the data storage machine of earth command station can be rapidly
The data that storage is sent by multiple stage function unit.
The content of the invention
In order to realize high speed storing to the data that multi-functional microsatellite is transmitted, the invention provides a kind of be used to defend
The data storage machine of star, including real-time tranception Data Frontend device, data categorization arrangement, real-time storage device and data base dress
Put；
The real-time tranception Data Frontend device, for depositing unit downlink data on star；The data categorization arrangement master
Will be by reception engine modules, metadata factory module composition；The data library device by first memory module, relationship storage module and
Numerical value memory module is constituted；
First memory module provides the record of frequency coding institute mapping and divides digit, field division digit；The numerical value
The data that unit is sent on memory module storage star, and fed back values storage address；The relationship storage module record numerical value is deposited
Storage address and the enantiomorphic relationship between numerical value storage address and frequency coding；
The reception engine modules according to real-time tranception Data Frontend device described in frequency encoded sweeps, read data packet,
And send data packets to metadata factory module；Metadata factory module, according to frequency coding from unit's storage mould
Block reads in record and divides digit, and divides digit parsing packet according to the record, generates data logger；
The data logger that different frequency code parsing goes out is sent to real-time storage device not by metadata factory module
Same buffer area；The data logger that same frequency code parsing goes out is sent same to real-time storage device by metadata factory module
One buffer area；
The data logger of different buffer areas is stored in numerical value memory module zones of different, and retaking of a year or grade number by real-time storage device
The storage address of every part of data logger head and the tail character in value memory module；Then, real-time storage device is by the data record
The storage address of heading trailing character is converted into the enantiomorphic relationship between frequency coding, and the enantiomorphic relationship is stored into relation storage
Module.
Preferably, the data storage machine also includes analytical equipment；The analytical equipment reads the relation storage first
Module, acquisition tables of data is between the storage address and data logger and frequency coding in the numerical value memory module
Enantiomorphic relationship；Secondly, read in from first memory module according to the enantiomorphic relationship between data logger and front end frequency coding
Record divides digit and field divides digit, generates tabulation pattern；Again, according to the storage of tabulation pattern and numerical value memory module
List is made from the data that numerical value memory module reads in address.
Preferably, the transmitting-receiving frequency of the real-time tranception Data Frontend device is once per second.
Compared with prior art it is an advantage of the current invention that real-time tranception number by encoding each different frequency in advance
According to fore device, and first storage is solidified on using the frequency coding of each real-time tranception Data Frontend device as major key association
Record in module divides digit and field divides digit, makes the data that real-time tranception Data Frontend device is transmitted enter first number
According to data logger can be rapidly resolvable to after factory's module.Then, data logger Jing real-time storage device classification is deposited
Enter the zones of different of numerical value memory module.Storage of the real-time storage device back read data log in numerical value memory module
Location, and the enantiomorphic relationship between the storage address and frequency coding of data logger is stored in into relation data module.Using this
The data storage machine of sample, then can store from multiple units the real-time number sent in the zones of different of numerical value memory module respectively
According to.In order to be able to rapidly store from multiple units the real time data sent, then the real time data sent from multiple units is distinguished
It is stored in the zones of different of numerical value memory module.In order to the real time data that the parallel and multiple units of high speed storing are sent, this
Kind real time data carries out storage respectively in the zones of different of numerical value memory module makes storage realize parallel and high speed.
In analytical data, analysis module calls storage of the data logger in numerical module from relationship storage module
Enantiomorphic relationship between location and the storage address and frequency coding of data logger generates analysis instruction；And from unit's storage
Module reads record and divides digit and field division digit generation data divide value.Then, analysis module according to analysis instruction and
Data divide value makes list.
Communicated once using per second between unit on all stars and real-time tranception Data Frontend device, make unit passback on star
Data are presented according to time serieses.
Description of the drawings
Fig. 1 is a kind of data storage machine structural representation for satellite that the specific embodiment of the invention is provided.
Fig. 2 is a kind of data storage machine structural representation for satellite that the specific embodiment of the invention is provided.
Specific embodiment
Below in conjunction with the accompanying drawings the specific embodiment of the present invention is elaborated.
As shown in a kind of data storage machine structural representation for satellite that Fig. 1 specific embodiment of the invention is provided,
A kind of data storage machine for satellite, including real-time tranception Data Frontend device 4, data categorization arrangement 1, real-time storage device
2 and data library device 3.
Real-time tranception Data Frontend device 4, is made up of multiple stage real-time tranception Data Frontend device.Each real-time tranception number
Only communicate with unit on a kind of star according to fore device.Each real-time tranception Data Frontend device is provided with different data transfer frequencies
Rate and deposit address.Data categorization arrangement 1, is mainly made up of reception engine modules 11 and metadata factory module 12.Data base
Device 3, is made up of first memory module 31, relationship storage module 33 and numerical value memory module 32.
First memory module 31 be used for store each real-time tranception Data Frontend device frequency coding, frequency coding institute it is right
The record for reflecting divides digit and field divides digit.The frequency coding of each real-time tranception Data Frontend device and address
Code is unique, and mutually mapping.Frequency coding divides digit as major key associated record and field divides digit.
Frequency coding, record divide digit and field divides digit and is solidified in first memory module 31.Authority is completed in data storage machine
After setting, first memory module 31 can not be written over, and first memory module 31 is only capable of reading.Frequency coding in first memory module 31,
Record divides digit and field divides the parameter that digit is used as processing data bag.
Numerical value memory module 32 is used to store the packet that unit on star is sent.Storage address in numerical value memory module 32
It is encoded as address data memory serial number.Address data memory serial number can be read.
Relationship storage module 33 is used for record data storage address serial number and address data memory serial number and front end
Enantiomorphic relationship between frequency coding.
Receive engine modules 11 there is scanning thread and thread is read.
Scanning thread high frequency ground scanning real-time tranception Data Frontend device.Engine is received to all real-time tranception Data Frontends
Device is implemented single pass and is referred to as completing single pass.Scanning thread cyclically scans real-time tranception Data Frontend device and is stored
Data be that Data Frontend is monitored in real time.
With scanning thread scans to after frequency coding, iteration goes out the address sequence number of real-time tranception Data Frontend device.It is logical
Cross depositor and the address sequence number of real-time tranception Data Frontend device is sent to into reading thread, thread is read from frequency coding institute
The real-time tranception Data Frontend device specified reads packet.
Receive all real-time tranception Data Frontend device enforcements of engine modules 11 pairs and once read and be referred to as completing once to read.
The time for completing once to read is fewer, and the delay disposal phenomenon received between engine modules and real-time tranception Data Frontend device is got over
It is few.
Each real-time tranception Data Frontend device sends packet to data receiver engine 11 using UDP modes.Often
One real-time tranception Data Frontend device all sends packet using UDP modes enables each real-time tranception Data Frontend device
Enough high frequency ground sends the data in its caching.
Engine modules 11 are received after often completing once to read, real-time tranception front end requires on each star unit by new data
Bag is sended over.Each real-time tranception Data Frontend device different frequency is communicated with unit on star.Each real-time tranception
The address sequence number of Data Frontend device is different.Receive engine real-time tranception Data Frontend device is distinguished according to address sequence number
The packet for sending.When sending, the packet of different frequency is converted into one only by each real-time tranception Data Frontend device
The packet of single address code mark.This address code is accorded with as identification of data packets.
After receiving 11 read data packet identifier of engine modules, identification of data packets symbol is converted into into frequency coding instruction.Connect
Receive engine modules 11 frequency coding instruction to be sent to first memory module 31.Engine modules 11 are received by each packet for receiving
Send to metadata factory module 12 according to sequential is received.
First memory module 31 according to frequency coding instruct by the record of this frequency coding institute mapping divide digit send to
Metadata factory module 12.The packet that digit processing is transmitted from real-time tranception Data Frontend device is divided using record, reality is made
When the packet that transmits of transceiving data fore device pieces of data can be rapidly resolvable to after into metadata factory 12
Record.Metadata factory module 12 divides digit parsing packet according to the record for being read in, and generates data logger.From same
The data record that the pieces of data record parsed in frequency coding packet will be classified under same subsequent processes pattern.
Metadata factory module 12 generates data logger after parsing a read data packet and is referred to as completing one parsing.Unit
After data factory module 12 completes one parsing, by various data records, frequency coding and data record and frequency coding it
Between parsing relation send to real-time storage device 2.The pieces of data record quilt parsed from same frequency coded data packet
The data record being classified under same subsequent processes pattern is achieved in the following ways.Go out from different frequency code parsing
Data record is sent by metadata factory module 12 to the different buffer areas of real-time storage device 2.From same frequency code parsing
The data record for going out is sent by metadata factory module 12 to the same buffer area of real-time storage device 2.
The data record of different buffer areas is stored in real-time storage device 2 zones of different of numerical value memory module 32, and
Retaking of a year or grade records the numerical value storage address serial number of initial character per data.The numerical value storage address sequence of initial character is recorded per data
It is the numerical value storage address serial number of every data record trailing character that row number divide digit sum with record to subtract 1.Then, deposit in real time
Every data is recorded the numerical value storage address serial number of initial character, frequency coding and is converted into relational instruction data by storage device 2.This
Plant relational instruction data and be stored into relationship storage module 33.
Rapidly classify for the packet for sending multiple units and be stored in numerical value memory module 33, real-time storage dress
Put 2 zoness of different and the every data record lead-in of retaking of a year or grade that the data record of different buffer areas is stored in numerical value memory module 32
The numerical value storage address serial number of symbol.
As shown in Fig. 2 in order to the data to being stored are analyzed, the present invention increases on the basis of above-mentioned data storage machine
Analysis module 5 is added.First, analysis module 5 is compiled as numerical value storage after reading relational instruction from relationship storage module 33
Location serial number and frequency coding.Secondly, analysis module 5 according to frequency coding from first memory module 31 read in field divide digit and
Record divide digit, and by field divide digit and record divide digit charge to respectively analysis module field digit caching and
Record digit caching；Analysis module 5 is deposited from numerical value according to the numerical value memory module address identified by numerical value storage address serial number
Storage module 32 starts to read data, and the address that numerical value storage address serial number is placed in analysis module 5 is read caching.Analysis
Module 5 divides digit mark tab according to field.If the numerical value storage address serial number that analysis module 5 reads subtracts address reading
The numerical value storage address serial number stored in caching is equal to record and divides digit, then data analysis module exports a new record,
And caching is read in the address that the numerical value storage address serial number of new record initial character is placed in data analysis module.Finally, divide
Analysis module 5 exports the data logger with tab, generates form, completes data analysiss.
As analysis module 5 is that classified packet is processed, so not needing Jing often repeatedly from unit's storage mould
Field is read according to frequency coding in block 31 and divides digit and record division digit.So, process speed of the analysis module 5 to data
Degree is much larger than processing speed of the metadata factory module 12 to data.By storage of classifying, merge homogeneous data, and reduction point
That analyses the first memory modules 31 of module 5 pairs calls frequency, makes later data analysis work more efficiently.
It is per second between unit and real-time tranception Data Frontend device 4 on all stars to communicate once, packet can be shortened and accounted for
With the time of unit caching on star.Shorten unit caching holding time on star, be conducive to being accurately received unit transmission on star
Data.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member, under the premise without departing from the principles of the invention, can also make some improvements and modifications, and these improvements and modifications also should be regarded as
Protection scope of the present invention.
Claims (3)
1. a kind of data storage machine for satellite, it is characterised in that sort out dress including real-time tranception Data Frontend device, data
Put, real-time storage device and data library device；
The real-time tranception Data Frontend device, for depositing unit downlink data on star；The data categorization arrangement mainly by
Receive engine modules, metadata factory module composition；The data library device is by first memory module, relationship storage module and numerical value
Memory module is constituted；
First memory module provides the record of frequency coding institute mapping and divides digit, field division digit；The numerical value storage
The data that unit is sent on module stores star, and fed back values storage address；The relationship storage module records numerical value storage
Enantiomorphic relationship between location and numerical value storage address and frequency coding；
The reception engine modules are according to real-time tranception Data Frontend device, read data packet described in frequency encoded sweeps and incite somebody to action
Packet is sent to metadata factory module；Metadata factory module, reads from first memory module according to frequency coding
Enter record and divide digit, and digit parsing packet is divided according to the record, generate data logger；
The data logger that different frequency code parsing goes out is sent to the difference of real-time storage device by metadata factory module and is delayed
Deposit area；The data logger that same frequency code parsing goes out is sent to the same of real-time storage device by metadata factory module and is delayed
Deposit area；
The data logger of different buffer areas is stored in numerical value memory module zones of different by real-time storage device, and retaking of a year or grade numerical value is deposited
The storage address of every part of data logger head and the tail character in storage module；Then, real-time storage device is by the data record heading
The storage address of trailing character is converted into the enantiomorphic relationship between frequency coding, and the enantiomorphic relationship is stored into relation storage mould
Block.
2. the data storage machine of satellite is used for according to claim 1, it is characterised in that the data storage machine also includes dividing
Analysis apparatus；The analytical equipment reads the relationship storage module first, and acquisition tables of data is in the numerical value memory module
Enantiomorphic relationship between storage address and data logger and frequency coding；Secondly, according to data logger and front end frequency
Enantiomorphic relationship between coding is read in record from first memory module and divides digit and field division digit, generates tabulation mould
Formula；Again, list is made from the data that numerical value memory module reads according to the storage address of tabulation pattern and numerical value memory module.
3. the data storage machine of satellite is used for according to claim 2, it is characterised in that the real-time tranception Data Frontend dress
The transmitting-receiving frequency put is once per second.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610898429.6A CN106549702B (en) | 2016-10-14 | 2016-10-14 | Data storage machine for satellite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610898429.6A CN106549702B (en) | 2016-10-14 | 2016-10-14 | Data storage machine for satellite |
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| Publication Number | Publication Date |
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| CN106549702A true CN106549702A (en) | 2017-03-29 |
| CN106549702B CN106549702B (en) | 2020-05-19 |
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| KR19980022610U (en) * | 1996-10-29 | 1998-07-25 | 이언칠 | Beverage container with canister |
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| CN101354829A (en) * | 2008-09-12 | 2009-01-28 | 航天东方红卫星有限公司 | Satellite telemetering data transmission method |
| CN102037651A (en) * | 2007-12-13 | 2011-04-27 | 日本电气株式会社 | Decoding device, data storage device, data communication system, and decoding method |
| JP2014071704A (en) * | 2012-09-28 | 2014-04-21 | Kubota Corp | Farm work information management device and farm work information management system |
| CN105141352A (en) * | 2015-07-24 | 2015-12-09 | 哈尔滨工业大学 | Satellite high-speed data transmission baseband data error statistics and frame sequencing processing system and method |
-
2016
- 2016-10-14 CN CN201610898429.6A patent/CN106549702B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19980022610U (en) * | 1996-10-29 | 1998-07-25 | 이언칠 | Beverage container with canister |
| CN1606097A (en) * | 2003-10-08 | 2005-04-13 | 三星电子株式会社 | Flash memory control apparatus, memory management method, and memory chip |
| CN102037651A (en) * | 2007-12-13 | 2011-04-27 | 日本电气株式会社 | Decoding device, data storage device, data communication system, and decoding method |
| CN101354829A (en) * | 2008-09-12 | 2009-01-28 | 航天东方红卫星有限公司 | Satellite telemetering data transmission method |
| JP2014071704A (en) * | 2012-09-28 | 2014-04-21 | Kubota Corp | Farm work information management device and farm work information management system |
| CN105141352A (en) * | 2015-07-24 | 2015-12-09 | 哈尔滨工业大学 | Satellite high-speed data transmission baseband data error statistics and frame sequencing processing system and method |
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