CN103678498A - General analysis method for effective load data of satellites - Google Patents
General analysis method for effective load data of satellites Download PDFInfo
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- CN103678498A CN103678498A CN201310577217.4A CN201310577217A CN103678498A CN 103678498 A CN103678498 A CN 103678498A CN 201310577217 A CN201310577217 A CN 201310577217A CN 103678498 A CN103678498 A CN 103678498A
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Abstract
Provided is a general analysis method for effective load data of satellites. According to the method, data package formats of effective loads of the satellites are uniformly expressed as tabulated data format configuration files, extraction of various parameters of the effective load data can be achieved by changing the content in the tabulated data format configuration files, and therefore the generality of extraction of the parameters of the effective load data of the satellites is improved. The data format of circular arrays is introduced in the tabulated data format configuration files, and therefore extraction of various parameters of the effective load data of the satellites with the changeable package length is achieved. Project value translations of various parameters of the effective load data of the satellites are uniformly expressed as tabulated data translation files, and therefore various parameters are converted into project values. Combined with parameter codes defined in the tabulated data format configuration files, the way of conditions and expressions is adopted in the tabulated data translation files, and therefore translation of the complicated project values is achieved, and the generality of the method is improved.
Description
Technical field
The present invention relates to a kind of Satellite Payloads data general-purpose analytic method, particularly a kind of satellite electron payload data working solution analysis method based on tabular configuration file, belongs to Satellite Payloads Data Analysis field.
Background technology
Along with the expansion in satellite application field, the kind of satellite electron useful load is also in continuous increase, and the data type classification of satellite electron useful load also increases thereupon.The at present parsing to satellite electron payload data is that the data of dissimilar classification that dissimilar Satellite Payloads is produced are worked out specially corresponding software and resolved substantially.
Although electronics load data can meet the demand that electronics load data is resolved by working out special-purpose parsing software, exists like this duplication of labour, software programming easily to occur mistake and leak, is unfavorable for saving software development cost.Particularly, in satellite integration testing unit, there is the satellite assembly of dissimilar electronics load to carry out integration testing, make above-mentioned situation particularly outstanding.And software is resolved in the special use of the satellite electron useful load of different model all needs user again to adapt to, bring testing efficiency to reduce.Be badly in need of wanting now a kind of working solution analysis method of Satellite Payloads.
Summary of the invention
Technology of the present invention is dealt with problems: overcome the deficiencies in the prior art, a kind of Satellite Payloads data general-purpose analytic method is provided, problem to the parsing of different electronics load datas while having solved Satellite Payloads ground test, improve the service efficiency of software code, save the special-purpose software cost of resolving of establishment, strengthened the reliability of software.
Technical solution of the present invention:
A kind of Satellite Payloads data general-purpose analytic method comprises that step is as follows:
(1) write configuration file, according to the form of satellite electron payload data, write tabular data layout configuration file and tabular data translation file;
(2) load and judge whether configuration file meets format specification, if meet, entering step (3), otherwise entering step (1);
(3) inhabited satellite payload data;
(4) according to the content of tabular data layout configuration file, parameters in the Satellite Payloads data that are written in extraction step (3);
(5) judge whether according to demand the parameters of extracting in step (4) to be translated as engineering value, if desired enter step (6), otherwise enter step (7);
(6) according to the content of tabular data translation file, the Satellite Payloads parameters of extracting in step (4) is translated as to engineering value, then enters step (7);
(7) whether determining step (5) Satellite payload data parameters or step (6) Satellite payload data parameter engineering value need figure to show, if desired enter step (8), otherwise the Satellite Payloads data parameters of extracting in step display (4) enter step (9);
(8) in step display (7), need the parameters of the Satellite Payloads data of demonstration, and enter step (9);
(9) finish.
Tabular data layout configuration file in described step (1), be a kind of tabular file to load parameter extracting mode according to the data packet format regulation of satellite electron payload data, in tabular data layout configuration file, each parameter is represented by parameter name, parameter code name, data type, arrangement mode, Data Position, identifier word content, circulation array reference position and circulation array code name; Parameter name is the title of parameters in satellite electron payload data; Parameter code name is the unique code name of parameters in tabular data layout configuration file, is the variable that carries out computing, and parameter code name must be with beginning of letter; Data type is value type after the parameter extraction of satellite electron useful load, has stipulated the data type of the corresponding binary data conversion of parameter; Arrangement mode has been stipulated the reading order of double word, word and byte in load data: stipulated double word be by high word in the preceding mode of front or low word, read, stipulated to word be by high byte front or the preceding mode of low byte read and stipulated to byte be by higher bit position front or low bit forwardly formula read; Data Position is to have stipulated that parameter take the 1st relative position that identifier is benchmark in each packet, and particular location is explained by reference position and end position; Identifier contents has been stipulated the data content as identifier, can a plurality of Data Positions and the fixing parameter of data content be set to identifier come Syndicating search packet (be intended to improve the accuracy rate of retrieve data bag from Satellite Payloads data, avoid using error in data identical with identifier in electronics payload data as package identification word) and it is resolved according to packet; Round robin start bit put and circulate array code name for by fixed data format conversion for tabular data layout configuration, make it can adapt to adjustable length data packet format, and possess the function of data layout configuration file loop nesting.
Tabular data translation file in described step (1) is load parameters to be carried out to a kind of tabular file of engineering value translation.Tabular data translation file, is by corresponding data translation, to be engineering value according to the agreement of the parameters of satellite electron payload data, corresponding with the parameter in " tabular data layout configuration file " (containing the configuration file for circulation array).In tabular data translation file, parameter is to be explained by parameter name, parameter code name, condition, expression formula; By introducing the parameter code name defining in tabular data layout configuration file, realized the direct translation of parameter engineering value, the translation of different engineering value range parameters, need carry out numerical operation parameter the translation of engineering value and need be in conjunction with the engineering value translation of other parameter values.
The present invention's advantage is compared with prior art:
(1) the present invention, owing to having adopted the mode of tabular file, can resolve multiple payload data by different configuration files, highly versatile of the present invention, and applicability is wider.
(2) the present invention has improved the applicable efficiency of software, reduced software code compile cost and has improved the reliability of software.
(3) the present invention can not only adapt to the packet of regular length, can also adapt to the packet of variable-length, and mainly by organizing, circulation array causes the variable-length of packet more.
Accompanying drawing explanation
Fig. 1 is method flow schematic diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described in detail.
As shown in Figure 1, the present invention includes tabular data layout configuration file, tabular data translation configuration file and data output and figure and show, the concrete implementation step of the present invention is as follows:
A kind of Satellite Payloads data general-purpose analytic method comprises that step is as follows:
(1) write configuration file, according to the data packet format of satellite electron payload data, write tabular data layout configuration file and tabular data translation file;
Satellite electron payload data is comprised of several packets (or frame), and may between adjacent two data bag, fill character because of the requirement of data transmission between packet, and these are filled character and do not belong to load data.In satellite electron load data, same data are surrounded by identical form, can the load parameter in packet be extracted according to putting in order of parameter.
Tabular data layout configuration file has been stipulated parameter name, parameter code name, data type, arrangement mode, Data Position, identifier word content, circulation array reference position and circulation array code name.Table 1 is certain type electronics loadmeter data layout configuration file example of formatting.
Table 1 tabular data layout configuration file
Parameter name is the title of parameters in satellite electron payload data.
Parameter code name is the unique code name of parameters in tabular data layout configuration file, is the variable that carries out computing, and parameter code name must be with beginning of letter.
Data type is value type after the parameter extraction of satellite electron useful load, stipulated the data type of the corresponding binary data conversion of parameter, data type is to be divided into two classes: a class is the critical data (or character) for search same packet, i.e. " packet packet header ", " GPS synchronizing frame head " in table 1 by parameter identification; Another kind of is to have stipulated the binary data of parameter to be converted to respective value, and other data type in table 1, as " many bits ", " complement code ", " without symbol individual character " etc., can increase and decrease data type or particular type as required.Concrete Data classification is in Table 2.
Table 2 data type
Arrangement mode has been stipulated the reading order of double word, word and byte in load data: stipulated that double word is to read in the preceding mode of front or low word by high word 1.; 2. stipulated to word be by high byte front or the preceding mode of low byte reads, as shown in table 3; 3. stipulated to byte be by higher bit position front or low bit forwardly formula read, as shown in table 4.For ease of processing, the data after processing according to arrangement mode be high word in front, high byte in front, higher bit position front.The expression of arrangement mode is stipulated according to the definition of " double word+word+byte ", for example, in LHH, first " L " represents that double word is front reading by low word, and second " H " represents that individual character is front reading according to high byte, and the 3rd " H " represents that byte is front reading by higher bit position.
Table 3 arrangement mode (double word and word)
Table 4 arrangement mode (byte)
Data Position is to have stipulated that parameter take the 1st relative position that identifier is benchmark in each packet, and particular location is explained by reference position and end position.Wherein, reference position and end position are comprised of byte sequence number and bit sequence number.Using the 1st byte in the 1st identifier in each packet as benchmark and be defined as the 0th byte, byte sequence number thereafter increases progressively successively, until packet finishes.From the higher bit position of byte, to low bit sequence number, be: 0～7.Reference position and end position are represented by byte sequence number and the bit sequence number at this supplemental characteristic place.Byte sequence number and bit sequence number are that the order that load data wraps in before processing by arrangement mode is arranged.Data Position is the data between reference position and end position, and expression mode is BXbY-BXbY, and wherein X is byte sequence number, and Y is the bit sequence number in X byte, the reference position sequence number that "-" is front, the end position sequence number after "-".As shown in table 5, B12b6-B13b0 is expressed as " 001 " (scale-of-two).When Data Position is whole byte, can omit bit sequence number, for example B12-B13 is expressed as " ACB1 " (scale-of-two), and B12 is expressed as " AC " (sexadecimal).When only having reference position there is no end position, according to reference position, read byte or 1 bit, for example " GPS second " is B2, " the main back-up job of slave computer " is B9b0.
Table 5 Data Position
Identifier contents has been stipulated the concrete data content of identifier, as the key mark of packet in retrieval load data.Meanwhile, can a plurality of Data Positions and data content all constant parameter be set to identifier, to realize retrieval-by-unification packet, be intended to improve the accuracy rate of retrieval, avoid data identical with identifier in load data to resolve as packet.If " packet packet header ", " GPS synchronizing frame head ", " satellite identifier " in table 1 are as identifier, its content is respectively " 22CCAA55 ", " 19BC " and " CCCC ".
Round robin start bit is put and the array code name that circulates is designed for the supplemental characteristic that repeats continuously fixed data form in packet.If the array that circulates in packet multiplicity is fixed, be defined as one " parameter " and extracted, then resolved its parameters according to circulation array form.If the array that circulates in packet multiplicity is unfixing and multiplicity comes from a certain parameter in packet, if " hits " in table 1 is as the multiplicity of circulation array, thereafter, fill in reference position and the circulation array code name of circulation array, its loop-around data name is called CYC; The call format of circulation array CYC configuration file is identical with table 1.Wherein, circulation array reference position is byte sequence number and the bit sequence number that circulation array starts, and circulation array code name will be determined the data layout of defined.
Table 6 is for the tabular data layout configuration file of circulation array
Tabular data translation file, is engineering value according to the agreement of satellite electron payload data parameters by corresponding data translation, corresponding with the parameter in " tabular data layout configuration file " (containing the configuration file for circulation array).As shown in table 7, tabular data translation file mainly comprises parameter name, parameter code name, condition, expression formula; By introducing the parameter code name defining in tabular data layout configuration file, realized to parameter engineering value directly translate, to the translation of the parameter of different engineering value scopes, to parameter carry out the engineering value translation of numerical operation, to need be in conjunction with the engineering value translation of other parameter values.Wherein, the translation of parameters " condition " is corresponding one by one with " expression formula ".To not needing the data of translation, if " packet packet header ", " GPS synchronizing frame head ", " GPS second ", " system time " isoparametric " condition " and " expression formula " project are empty, the parameter values of extracting according to data layout configuration file before being interpreted as.Parameter to direct translation, in " condition " and " expression formula " project, fill in corresponding translation value, after " the main back-up job of slave computer " Parameter analysis of electrochemical, be for example " 0 " or " 1 ", " condition " and " expression formula " corresponding insert " 0 " and " main part " and " 1 " and " backup ".For " mode of operation " parameter, the scope of characterising parameter in " condition ", for example " condition " be " 0-3 ", and " expression formula " is " pattern 1 ", and expression, when the numerical value of " mode of operation " parameter is 0 to 3 time, is translated into " pattern 1 ".In addition, " condition " is " Other ", represents the numerical value except before all " condition ".For need to, through the parameter of numerical evaluation, filling in corresponding computing formula in " expression formula ".As shown in table 7, " amplitude " parameter is actually the data that represent 0V～5V, therefore insert " F2/64 * 5 " in " expression formula ", inserts " ALL " in " condition ", represents that this parameter is applicable to the span of whole parameter.The parameter that needs are translated according to other parameter needs to adopt parameter code name to be described in " condition ", as " frequency parameter " parameter in table 8 needs the numerical value according to " mode of operation " parameter, translates.For example " condition " is " C1=0 ", and " expression formula " is " F3 * 10 ".
Table 7 tabular translation configuration file
Table 8 tabular circulation array translation configuration file
(2) load and judge whether configuration file meets format specification, if meet, entering step (3), otherwise entering step (1);
(3) inhabited satellite payload data;
(4) according to the content of tabular data layout configuration file, the parameters in the Satellite Payloads data that are written in extraction step (3);
(5) judge whether according to demand the parameters of extracting in step (4) to be translated as engineering value, if desired enter step (6), otherwise enter step (7);
(6) according to tabular data translation file, the Satellite Payloads parameters of extracting in step (4) is translated as to engineering value, then enters step (7);
(7) whether determining step (5) Satellite payload data parameters or step (6) Satellite payload data parameter engineering value need figure to show, if desired enter step (8), otherwise in step display (4), extract the parameters of Satellite Payloads data and enter step (9);
(8) in step display (7), need the Satellite Payloads data parameters of demonstration, and enter step (9);
(9) finish.
The content not being described in detail in instructions of the present invention belongs to those skilled in the art's known technology.
Claims (3)
1. a Satellite Payloads data general-purpose analytic method, is characterized in that step is as follows:
(1) write configuration file, according to the form of satellite electron payload data, write tabular data layout configuration file and tabular data translation file;
(2) load and judge whether configuration file meets format specification, if meet, entering step (3), otherwise entering step (1);
(3) inhabited satellite payload data;
(4) according to the content of tabular data layout configuration file, parameters in the Satellite Payloads data that are written in extraction step (3);
(5) judge whether according to demand the parameters of extracting in step (4) to be translated as engineering value, if desired enter step (6), otherwise enter step (7);
(6) according to the content of tabular data translation file, the Satellite Payloads parameters of extracting in step (4) is translated as to engineering value, then enters step (7);
(7) whether the Satellite Payloads data parameters engineering value in determining step (5) Satellite payload data parameter or step (6) needs figure to show, if desired enter step (8), otherwise the Satellite Payloads data parameters of extracting in step display (4) enter step (9);
(8) in step display (7), need the Satellite Payloads data parameters of demonstration, and enter step (9);
(9) finish.
2. a kind of Satellite Payloads data general-purpose analytic method according to claim 1, it is characterized in that: the tabular data layout configuration file in described step (1) is according to a kind of tabular file of the data packet format specified load parameter extraction mode of satellite electron payload data.In tabular data layout configuration file, each parameter is represented by parameter name, parameter code name, data type, arrangement mode, Data Position, identifier word content, circulation array reference position and circulation array code name.Parameter name is the title of parameters in satellite electron payload data; Parameter code name is the unique code name of parameters in tabular data layout configuration file, is the variable that carries out computing, and parameter code name must be with beginning of letter; Data type is value type after the parameter extraction of satellite electron useful load, has stipulated the data type of the corresponding binary data conversion of parameter; Arrangement mode has been stipulated the reading order of double word, word and byte in load data: stipulated double word be by high word in the preceding mode of front or low word, read, stipulated to word be by high byte front or the preceding mode of low byte read and stipulated to byte be by higher bit position front or low bit forwardly formula read; Data Position is to have stipulated that parameter take the 1st relative position that identifier is benchmark in each packet, and particular location is explained by reference position and end position; Identifier contents has been stipulated the data content as identifier, can a plurality of Data Positions and the fixing parameter of data content be set to identifier and carry out Syndicating search packet, and it is resolved according to packet; Round robin start bit put and circulate array code name for by fixed data format conversion for tabular data layout configuration, make it can adapt to adjustable length data packet format, and possess the function of data layout configuration file loop nesting.
3. a kind of Satellite Payloads data general-purpose analytic method according to claim 1, is characterized in that: the tabular data translation file in described step (1) is load parameters to be carried out to a kind of tabular file of engineering value translation.In tabular data translation file, parameter is to be explained by parameter name, parameter code name, condition, expression formula; By introducing the parameter code name defining in tabular data layout configuration file, realized the direct translation of parameter engineering value, the translation of different engineering value range parameters, need carry out numerical operation parameter the translation of engineering value and need be in conjunction with the engineering value translation of other parameter values.
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| CN104836638A (en) * | 2015-03-31 | 2015-08-12 | 中国科学院长春光学精密机械与物理研究所 | Space optics payload force disturbance simulation source data transmission format convention method |
| CN105978886A (en) * | 2016-05-31 | 2016-09-28 | 西安交通大学 | Parameter dynamic parsing method suitable for various metering instrument communication |
| CN107046438A (en) * | 2017-03-14 | 2017-08-15 | 北京空间飞行器总体设计部 | A kind of secondary satellite flies the Telemetry Processing System and method of control |
| CN107294878A (en) * | 2016-04-13 | 2017-10-24 | 中国移动通信有限公司研究院 | Data transmission method, system and relevant device |
| CN110324325A (en) * | 2019-06-19 | 2019-10-11 | 中国科学院西安光学精密机械研究所 | A kind of satellite ground systems communication protocol implementation method based on configuration file |
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| CN111107059A (en) * | 2019-11-29 | 2020-05-05 | 彩虹无人机科技有限公司 | Unmanned aerial vehicle multi-protocol transmission data analysis method |
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| CN113627018A (en) * | 2021-08-11 | 2021-11-09 | 中国科学院微小卫星创新研究院 | Heterogeneous spacecraft information data self-adaptive management method based on standardized design |
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| CN104836638A (en) * | 2015-03-31 | 2015-08-12 | 中国科学院长春光学精密机械与物理研究所 | Space optics payload force disturbance simulation source data transmission format convention method |
| CN104836638B (en) * | 2015-03-31 | 2018-07-20 | 中国科学院长春光学精密机械与物理研究所 | Space optics payload force-disturbance simulation source data transmission format arranges method |
| CN107294878A (en) * | 2016-04-13 | 2017-10-24 | 中国移动通信有限公司研究院 | Data transmission method, system and relevant device |
| CN105978886A (en) * | 2016-05-31 | 2016-09-28 | 西安交通大学 | Parameter dynamic parsing method suitable for various metering instrument communication |
| CN105978886B (en) * | 2016-05-31 | 2019-05-24 | 西安交通大学 | A kind of dynamic state of parameters analytic method suitable for the communication of multi items measuring instrument |
| CN107046438A (en) * | 2017-03-14 | 2017-08-15 | 北京空间飞行器总体设计部 | A kind of secondary satellite flies the Telemetry Processing System and method of control |
| CN110324325A (en) * | 2019-06-19 | 2019-10-11 | 中国科学院西安光学精密机械研究所 | A kind of satellite ground systems communication protocol implementation method based on configuration file |
| CN110324356A (en) * | 2019-07-17 | 2019-10-11 | 陕西千山航空电子有限责任公司 | A kind of blended data packet processing method of multiclass bus data |
| CN110324356B (en) * | 2019-07-17 | 2023-03-31 | 陕西千山航空电子有限责任公司 | Mixed data packet processing method for multi-class bus data |
| CN111107059A (en) * | 2019-11-29 | 2020-05-05 | 彩虹无人机科技有限公司 | Unmanned aerial vehicle multi-protocol transmission data analysis method |
| CN111741072A (en) * | 2020-05-27 | 2020-10-02 | 清华大学 | Low-bandwidth high-security data transmission method based on equipment virtualization |
| CN113627018A (en) * | 2021-08-11 | 2021-11-09 | 中国科学院微小卫星创新研究院 | Heterogeneous spacecraft information data self-adaptive management method based on standardized design |
| CN115061411A (en) * | 2022-07-06 | 2022-09-16 | 成都中创锐科信息技术有限公司 | Control device and control method for flexibly adapting TR (transmitter-receiver) component |
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