CN104363082A - Dual-mode self-switching data releasing system and method - Google Patents
Dual-mode self-switching data releasing system and method Download PDFInfo
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- CN104363082A CN104363082A CN201410587567.3A CN201410587567A CN104363082A CN 104363082 A CN104363082 A CN 104363082A CN 201410587567 A CN201410587567 A CN 201410587567A CN 104363082 A CN104363082 A CN 104363082A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/22—Arrangements for detecting or preventing errors in the information received using redundant apparatus to increase reliability
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Abstract
The invention belongs to aerospace and data testing and browsing system and method, and particularly relates to a dual-mode self-switching data releasing system and method. The system comprises a to-be-tested device, a data transmission computer A, a data transmission computer B, a data integration computing device, a data browsing computer and a data projection screen. The to-be-tested device is connected with the data transmission computer A and the data transmission computer B, both the data transmission computer A and the data transmission computer B are connected with the data integration computing device, and the data integration computing device is connected with the data browsing computer and the data projection screen respectively. The dual-mode self-switching data releasing system and method has the advantages that dual-mode redundancy is adopted in wireless data receiving links, so that test data can be assuredly reliably transmitted and released when one wireless transmission mode is interrupted due to weather effect or transmission module fault occurs.
Description
Technical field
The invention belongs to Aero-Space, data test and browse delivery system and method, being specifically related to a kind of data distribution system and method for double mode autonomous switching.
Background technology
Along with the development of technology, the function and structure of aircraft becomes increasingly complex, in its flight course, the real time data of equipment reaches ground by under wireless link, the test data that tester is concerned about must be correct, reliably obtain, some parameter has to pass through secondary calculating, just can resolve to the implication that tester understands, and present for tester's interpretation by distribution platform multimode, if test data can not obtain normally or interrupt in issuing process, repeat time of once testing again and Financial cost is huge, therefore, transfer of data link and published method require higher relative to traditional transmission and release model, reliable Wireless Data Transmission and flexibly published method are the bases that test job normally works.Due to present stage test automation requirement, test process should reduce manual operation as far as possible and participate in, and the design of real time data Fast Classification and customization distribution mechanisms just seems particularly important.
From document, there is no example data wireless collection link being carried out to double-mode redundant backup and real time filtering issue both at home and abroad, therefore, exploitation one possesses double mode autonomous switching, is applicable to test and the data distribution system of interpretation link is significant and practical value.
Summary of the invention
The object of this invention is to provide a kind of test data delivery system and method for double mode autonomous switching, it for test process provide reliably, data publication pattern fast, ensure that test is carried out smoothly, save testing cost.
The present invention realizes like this, a kind of test data delivery system of double mode autonomous switching, it comprises equipment to be tested, transfer of data computer A, transfer of data computer B, aggregation of data computing equipment, browsing data computer and data projection screen, wherein, equipment to be tested is connected with transfer of data computer A, transfer of data computer B respectively, transfer of data computer A, transfer of data computer B are all connected with aggregation of data computing equipment, and aggregation of data computing equipment respectively connection data browses computer and data projection screen.
A test data dissemination method for double mode autonomous switching, comprises the steps,
(1) transfer of data computer A and transfer of data computer B carry out parameter filtration, and wherein transfer of data computer A is identical with the parameter filter process of transfer of data computer B;
(2) aggregation of data computing equipment carries out the flow process of data processing;
(3) aggregation of data computing equipment data transmission flow;
(4) aggregation of data computing equipment is to the redundant data switching flow received;
(5) the presence workflow of aggregation of data computing equipment difference decision data transmission computer A and transfer of data computer B, wherein transmits computer A identical with the workflow of transfer of data computer B.
Described step (1) comprising:
1) transfer of data computer loads built-in data filtering file, and data filtering file has been edited before testing, and storing content is the data category that this data publication needs to pay close attention to;
2) transfer of data computer wirelessly receives the test data of Real-time Collection, and two kinds of mode radio bands are respectively S frequency range and C frequency range;
3) data type receiving each data is carried out quick comparison with the data type that filtration specifies, belonging to these data, type comprises in data filtering file, then illustrate that these data should retain, buffer memory current data is to scratchpad area (SPA);
4), step 3) in, if do not find respective type in data filtering file, then data invalid is described, then gives up current data;
5) judge whether current data filters complete, as current data is not filtered complete, then continues data to filter according to file, as complete in filtered, be then ready for sending after all scratchpad area (SPA)s data being packed.
Described step (2) comprising:
1) aggregation of data computing equipment loads built-in Data Analysis processing configuration file, and Data Analysis processing configuration file has been edited before testing, stores the method description that content is Data Analysis process;
2) aggregation of data computing equipment receives the test data of transfer of data computer A and B transmission by Ethernet mode;
3) each data received being carried out inquiry comparison according to Data Analysis processing configuration file, judging that these data are the need of carrying out secondary calculating;
4) step 3) in, as specify that this data processing method in data dissection process configuration file, then call respective function according to processing mode and secondary calculating has been carried out to parameter, data and current data buffer memory together after calculating after having calculated;
4) step 3) in, as not clear and definite this data processing method in data dissection process configuration file, then illustrate that data are without the need to carrying out secondary calculating, then by current data buffer memory;
5) whether query processing is complete to judge current data, as untreated in current data complete, then continue to filter according to Data Analysis processing configuration file, as complete in filtered, be then ready for sending after all data cached packings.
Described step (3) comprising:
1) aggregation of data computing equipment loads built-in data publication configuration file, and data publication configuration file has been edited before testing, and storing content is the published method of Various types of data;
2) test data after packing is inquired about by aggregation of data computing equipment successively; Carry out inquiry comparison by test data according to data publication configuration file, determine the published method of these data;
3) step 2) in, as data query issues configuration file, determine that these data are that parameter browsed by unit, then the data after this packing are sent to browsing data computer;
4) step 3) in, as data query issues configuration file, this parameter is not that parameter browsed by unit, then whether inquire about is Projection Display mode;
5) step 4) in, be Projection Display mode as inquired about this parameter, then the data after this packing be sent to data projection screen;
6) step 4) in, not Projection Display mode as inquired about this parameter, then these data are saved to local computer, no longer issue;
7) step 2)-6) in, judge whether the test data after packing inquires about complete successively, as complete in inquired about, then return wait-receiving mode test data;
8) step 7) in, as complete in do not inquired about, then to continue according to step 2)-6) step carry out data query and transmission.
Described step (4) comprising:
1) work of aggregation of data computing equipment starts, and according to the chain prison information received, judges the connection status of present data transmission computer A and transfer of data computer B;
2) first judge that whether transfer of data computer A is online, if online, then the transfer of data computer A data received are carried out buffer memory and secondary calculating process;
3) step 2) in, as not online in decision data transmission computer A, then representative data transmission computer A lost efficacy, then continue to judge that whether transfer of data computer B is online, as online, then the transfer of data computer A data received are carried out buffer memory and secondary calculating process.
4) step 3) in, as transfer of data computer B is not online, then representative data transmission computer A and transfer of data computer B lost efficacy simultaneously, and system issuing function lost efficacy, and transfer of data stops.
Described step (5) comprising:
1) after work starts, the link monitoring information of aggregation of data computing equipment Real-time Monitoring Data transmission computer A and the transmission of transfer of data computer B200ms/ frame, as current period has received link monitoring information, then judge that this computer operation is normal, continue monitoring;
2) to step 1) in, as current period does not receive link monitoring information, but receive heartbeat message within ensuing continuous 3 200ms cycles, then still judge that this transfer of data computer operation is normal, continue monitoring;
3) to step 2) in, as do not received link monitoring information, within ensuing continuous 3 200ms cycles, all not receiving heartbeat message, then judge this transfer of data computer failure, inefficacy mark is set to "True".
Advantage of the present invention is, (1) by the data distribution system being applicable to aviation aircraft test link provided by the invention, receive data by wireless link have employed double-mode redundant, when can ensure that a kind of wireless transmission method interrupts due to weather effect or transport module breaks down, the transmitting of test data and issue; (2) after receive data by wireless, real-time data filtering can be realized by configuration file mode, only retain the particular type parameter that tester pays close attention to, alleviate the data processing load issuing link; (3) secondary calculating that needs paid close attention to for tester could express the data of practical significance, real-time data secondary calculating can be realized by configuration file mode, facilitate tester to understand parameter meaning more intuitively, timely Adjustment Tests process, for follow-up test provides safeguard; (4) data publication link can customize release model, provides unit to browse and two kinds of browsing modes browsed by data large-size screen monitors, ensures the demand adapting to multiple test type and all kinds of tester.The reliability of test data transmission and the flexibility of issue can be significantly improved by the present invention, the problem that Timeliness coverage and understanding produce in testing, reduce testing expense and testing time, multiple test type and release model can be adapted to, this technology is applied to actual production significant.
Accompanying drawing explanation
Fig. 1 is the test data delivery system schematic diagram of a kind of double mode autonomous switching provided by the present invention;
Fig. 2 is the workflow diagram that transfer of data computer A and B carry out parameter filtration;
Fig. 3 is the flow chart that aggregation of data computing equipment carries out data processing;
Fig. 4 is aggregation of data computing equipment data transmission flow figure;
Fig. 5 is that aggregation of data computing equipment is to the redundant data switching flow figure received;
Fig. 6 is the presence workflow diagram of aggregation of data computing equipment difference decision data transmission computer A and B.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail:
As shown in Figure 1, a kind of test data delivery system of double mode autonomous switching, comprises equipment to be tested, transfer of data computer A, transfer of data computer B, aggregation of data computing equipment, browsing data computer and data projection screen.Wherein, equipment to be tested is connected with transfer of data computer A, transfer of data computer B respectively, transfer of data computer A, transfer of data computer B are all connected with aggregation of data computing equipment, and aggregation of data computing equipment respectively connection data browses computer and data projection screen.
Equipment to be tested is the tested object of test data delivery system; Transfer of data computer A, transfer of data computer B complete data wireless collection and transmission; Aggregation of data computing equipment completes the secondary calculating of data and issues transmission; Browsing data computer, data projection screen realize the multi-form issue of data.
A test data dissemination method for double mode autonomous switching, comprises following flow process:
After test starts, transfer of data computer A, transfer of data computer B employing is double mode carries out receive data by wireless, namely transfer of data computer A, transfer of data computer B gather the supplemental characteristic of Devices to test each via the wireless link of different frequency range, and the link monitoring of timed sending simultaneously information is to aggregation of data computing equipment;
What transfer of data computer A, transfer of data computer B were collected by wireless link is same all supplemental characteristics, the demand that transfer of data computer A, transfer of data computer B browse according to user data, load data filtering file, carry out the filtration of parameter, unwanted for browsing data computer data are removed, the data needed are retained, respectively the data packing after filtration is sent to aggregation of data computing equipment;
The timing of aggregation of data computing equipment judges the chain prison information state that transfer of data computer A, transfer of data computer B transmit, when chain prison information state is all normal, preferentially choose the test data of transfer of data computer A transmission as distributing data source, when chain prison information state occurs abnormal, carry out the switching of data source according to redundancy switching method, ensure the normal issue of data;
For adapting to issue demand, aggregation of data computing equipment loads Data Analysis processing configuration file, test data is judged successively, according to Data Analysis processing configuration file, secondary calculating is carried out to particular data, after calculating, all initial data and the data through secondary calculating are packed;
Test data is issued and is divided into unit (browsing data computer) and data projection screen two kinds of forms, aggregation of data computing equipment loads data publication configuration file, judge data publication type successively according to configuration information, data are distributed to respectively browsing data computer or data projection screen.
As shown in Figure 2, transfer of data computer A is identical with the workflow that transfer of data computer B carries out parameter filtration, and it comprises:
1) transfer of data computer loads built-in data filtering file, and data filtering file has been edited before testing, and storing content is the data category that this data publication needs to pay close attention to;
(can be used as embodiment: storing content in file is: in type 5 numbering 9 representative data type, type is 5, numbering be 9 parameter should retain after filtration)
2) transfer of data computer wirelessly receives the test data of Real-time Collection, and two kinds of mode radio bands are respectively S frequency range and C frequency range;
3) data type receiving each data is carried out quick comparison with the data type that filtration specifies, belonging to these data, type comprises in data filtering file, then illustrate that these data should retain, buffer memory current data is to scratchpad area (SPA);
4), step 3) in, if do not find respective type in data filtering file, then data invalid is described, then gives up current data;
5) judge whether current data filters complete, as current data is not filtered complete, then continues data to filter according to file, as complete in filtered, be then ready for sending after all scratchpad area (SPA)s data being packed.
Fig. 3 is the flow process that aggregation of data computing equipment carries out data processing, comprises the steps:
1) aggregation of data computing equipment loads built-in Data Analysis processing configuration file, and Data Analysis processing configuration file has been edited before testing, stores the method description that content is Data Analysis process;
(can be used as embodiment: storing content in file is: the data processing method of type 3 numbering 11 is 2 (in 2 corresponding softwares, SIN function calculates))
2) aggregation of data computing equipment receives the test data of transfer of data computer A and B transmission by Ethernet mode;
3) each data received being carried out inquiry comparison according to Data Analysis processing configuration file, judging that these data are the need of carrying out secondary calculating;
4) step 3) in, as specify that this data processing method in data dissection process configuration file, then call respective function according to processing mode and secondary calculating has been carried out to parameter, data and current data buffer memory together after calculating after having calculated;
4) step 3) in, as not clear and definite this data processing method in data dissection process configuration file, then illustrate that data are without the need to carrying out secondary calculating, then by current data buffer memory;
5) whether query processing is complete to judge current data, as untreated in current data complete, then continue to filter according to Data Analysis processing configuration file, as complete in filtered, be then ready for sending after all data cached packings.
Fig. 4 is aggregation of data computing equipment data transmission flows, comprises the steps:
1) aggregation of data computing equipment loads built-in data publication configuration file, and data publication configuration file has been edited before testing, and storing content is the published method of Various types of data;
(can be used as embodiment: storing content in file is: the published method of type 2 numbering 1 is 2 (2 corresponding Projection Display)
2) test data after packing is inquired about by aggregation of data computing equipment successively; Carry out inquiry comparison by test data according to data publication configuration file, determine the published method of these data;
3) step 2) in, as data query issues configuration file, determine that these data are that parameter browsed by unit, then the data after this packing are sent to browsing data computer;
4) step 3) in, as data query issues configuration file, this parameter is not that parameter browsed by unit, then whether inquire about is Projection Display mode;
5) step 4) in, be Projection Display mode as inquired about this parameter, then the data after this packing be sent to data projection screen;
6) step 4) in, not Projection Display mode as inquired about this parameter, then these data are saved to local computer, no longer issue;
7) step 2)-6) in, judge whether the test data after packing inquires about complete successively, as complete in inquired about, then return wait-receiving mode test data;
8) step 7) in, as complete in do not inquired about, then to continue according to step 2)-6) step carry out data query and transmission.
Fig. 5 be aggregation of data computing equipment to the redundant data switching flow received, comprise the steps:
1) work of aggregation of data computing equipment starts, and according to the chain prison information received, judges the connection status of present data transmission computer A and transfer of data computer B;
2) first judge that whether transfer of data computer A is online, if online, then the transfer of data computer A data received are carried out buffer memory and secondary calculating process;
3) step 2) in, as not online in decision data transmission computer A, then representative data transmission computer A lost efficacy, then continue to judge that whether transfer of data computer B is online, as online, then the transfer of data computer A data received are carried out buffer memory and secondary calculating process.
4) step 3) in, as transfer of data computer B is not online, then representative data transmission computer A and transfer of data computer B lost efficacy simultaneously, and system issuing function lost efficacy, and transfer of data stops.
Fig. 6 is that the presence workflow of aggregation of data computing equipment difference decision data transmission computer A and B is completely the same, comprises the steps:
1) after work starts, the link monitoring information of aggregation of data computing equipment Real-time Monitoring Data transmission computer A and the transmission of transfer of data computer B200ms/ frame, as current period has received link monitoring information, then judge that this computer operation is normal, continue monitoring;
2) to step 1) in, as current period does not receive link monitoring information, but receive heartbeat message within ensuing continuous 3 200ms cycles, then still judge that this transfer of data computer operation is normal, continue monitoring;
3) to step 2) in, as do not received link monitoring information, within ensuing continuous 3 200ms cycles, all not receiving heartbeat message, then judge this transfer of data computer failure, inefficacy mark is set to "True".
Claims (7)
1. the test data delivery system of a double mode autonomous switching, it is characterized in that: it comprises equipment to be tested, transfer of data computer A, transfer of data computer B, aggregation of data computing equipment, browsing data computer and data projection screen, wherein, equipment to be tested is connected with transfer of data computer A, transfer of data computer B respectively, transfer of data computer A, transfer of data computer B are all connected with aggregation of data computing equipment, and aggregation of data computing equipment respectively connection data browses computer and data projection screen.
2. a test data dissemination method for double mode autonomous switching, is characterized in that: comprise the steps,
(1) transfer of data computer A and transfer of data computer B carry out parameter filtration, and wherein transfer of data computer A is identical with the parameter filter process of transfer of data computer B;
(2) aggregation of data computing equipment carries out the flow process of data processing;
(3) aggregation of data computing equipment data transmission flow;
(4) aggregation of data computing equipment is to the redundant data switching flow received;
(5) the presence workflow of aggregation of data computing equipment difference decision data transmission computer A and transfer of data computer B, wherein transmits computer A identical with the workflow of transfer of data computer B.
3. the test data dissemination method of a kind of double mode autonomous switching as claimed in claim 2, is characterized in that: described step (1) comprising:
1) transfer of data computer loads built-in data filtering file, and data filtering file has been edited before testing, and storing content is the data category that this data publication needs to pay close attention to;
2) transfer of data computer wirelessly receives the test data of Real-time Collection, and two kinds of mode radio bands are respectively S frequency range and C frequency range;
3) data type receiving each data is carried out quick comparison with the data type that filtration specifies, belonging to these data, type comprises in data filtering file, then illustrate that these data should retain, buffer memory current data is to scratchpad area (SPA);
4) step 3) in, if do not find respective type in data filtering file, then data invalid is described, then gives up current data;
5) judge whether current data filters complete, as current data is not filtered complete, then continues data to filter according to file, as complete in filtered, be then ready for sending after all scratchpad area (SPA)s data being packed.
4. the test data dissemination method of a kind of double mode autonomous switching as claimed in claim 2, is characterized in that: described step (2) comprising:
1) aggregation of data computing equipment loads built-in Data Analysis processing configuration file, and Data Analysis processing configuration file has been edited before testing, stores the method description that content is Data Analysis process;
2) aggregation of data computing equipment receives the test data of transfer of data computer A and B transmission by Ethernet mode;
3) each data received being carried out inquiry comparison according to Data Analysis processing configuration file, judging that these data are the need of carrying out secondary calculating;
4) step 3) in, as specify that this data processing method in data dissection process configuration file, then call respective function according to processing mode and secondary calculating has been carried out to parameter, data and current data buffer memory together after calculating after having calculated;
4) step 3) in, as not clear and definite this data processing method in data dissection process configuration file, then illustrate that data are without the need to carrying out secondary calculating, then by current data buffer memory;
5) whether query processing is complete to judge current data, as untreated in current data complete, then continue to filter according to Data Analysis processing configuration file, as complete in filtered, be then ready for sending after all data cached packings.
5. the test data dissemination method of a kind of double mode autonomous switching as claimed in claim 2, is characterized in that: described step (3) comprising:
1) aggregation of data computing equipment loads built-in data publication configuration file, and data publication configuration file has been edited before testing, and storing content is the published method of Various types of data;
2) test data after packing is inquired about by aggregation of data computing equipment successively; Carry out inquiry comparison by test data according to data publication configuration file, determine the published method of these data;
3) step 2) in, as data query issues configuration file, determine that these data are that parameter browsed by unit, then the data after this packing are sent to browsing data computer;
4) step 3) in, as data query issues configuration file, this parameter is not that parameter browsed by unit, then whether inquire about is Projection Display mode;
5) step 4) in, be Projection Display mode as inquired about this parameter, then the data after this packing be sent to data projection screen;
6) step 4) in, not Projection Display mode as inquired about this parameter, then these data are saved to local computer, no longer issue;
7) step 2)-6) in, judge whether the test data after packing inquires about complete successively, as complete in inquired about, then return wait-receiving mode test data;
8) step 7) in, as complete in do not inquired about, then to continue according to step 2)-6) step carry out data query and transmission.
6. the test data dissemination method of a kind of double mode autonomous switching as claimed in claim 2, is characterized in that: described step (4) comprising:
1) work of aggregation of data computing equipment starts, and according to the chain prison information received, judges the connection status of present data transmission computer A and transfer of data computer B;
2) first judge that whether transfer of data computer A is online, if online, then the transfer of data computer A data received are carried out buffer memory and secondary calculating process;
3) step 2) in, as not online in decision data transmission computer A, then representative data transmission computer A lost efficacy, then continue to judge that whether transfer of data computer B is online, as online, then the transfer of data computer A data received are carried out buffer memory and secondary calculating process.
4) step 3) in, as transfer of data computer B is not online, then representative data transmission computer A and transfer of data computer B lost efficacy simultaneously, and system issuing function lost efficacy, and transfer of data stops.
7. the test data dissemination method of a kind of double mode autonomous switching as claimed in claim 2, is characterized in that: described step (5) comprising:
1) after work starts, the link monitoring information of aggregation of data computing equipment Real-time Monitoring Data transmission computer A and the transmission of transfer of data computer B200ms/ frame, as current period has received link monitoring information, then judge that this computer operation is normal, continue monitoring;
2) to step 1) in, as current period does not receive link monitoring information, but receive heartbeat message within ensuing continuous 3 200ms cycles, then still judge that this transfer of data computer operation is normal, continue monitoring;
3) to step 2) in, as do not received link monitoring information, within ensuing continuous 3 200ms cycles, all not receiving heartbeat message, then judge this transfer of data computer failure, inefficacy mark is set to "True".
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106528019A (en) * | 2016-10-31 | 2017-03-22 | 努比亚技术有限公司 | Information processing method and terminal |
| CN111556104A (en) * | 2020-04-15 | 2020-08-18 | 浙江浙大中控信息技术有限公司 | Seamless switching mode applied to data after multipath collection |
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| CN102354123A (en) * | 2011-07-18 | 2012-02-15 | 北京航空航天大学 | Cross-platform extendible satellite dynamic simulation test system |
| CN103780413A (en) * | 2012-10-22 | 2014-05-07 | 北京临近空间飞行器***工程研究所 | Seamless-redundancy-switching data transmission system and realization method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102354123A (en) * | 2011-07-18 | 2012-02-15 | 北京航空航天大学 | Cross-platform extendible satellite dynamic simulation test system |
| CN103780413A (en) * | 2012-10-22 | 2014-05-07 | 北京临近空间飞行器***工程研究所 | Seamless-redundancy-switching data transmission system and realization method thereof |
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| CN106528019A (en) * | 2016-10-31 | 2017-03-22 | 努比亚技术有限公司 | Information processing method and terminal |
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