CN102006155A - Redundant fault-tolerant method of omnidirectional data transmission - Google Patents
Redundant fault-tolerant method of omnidirectional data transmission Download PDFInfo
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- CN102006155A CN102006155A CN2010105364947A CN201010536494A CN102006155A CN 102006155 A CN102006155 A CN 102006155A CN 2010105364947 A CN2010105364947 A CN 2010105364947A CN 201010536494 A CN201010536494 A CN 201010536494A CN 102006155 A CN102006155 A CN 102006155A
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Abstract
The invention discloses a redundant fault-tolerant method of omnidirectional data transmission. The method comprises the following steps of: (A1) sending data flows to various functional nodes from signal lines in N directions, wherein N is a natural number; (A2) presetting the numbers and the selection modes of the signal lines; (A3) selecting a signal line according to a selection mode; (A4) judging whether to input the data flow in the selected signal line, or else returning to the step (A3); (A5) judging whether the data flow is right or not, or else returning to the step (A3); and (A6) receiving and executing the right data flow. In method disclosed by the invention, multifunctional redundant data is comprised so that the multifunctional fault-tolerant effect can be achieved, and in addition, the selection modes of the signal lines can be set as required so as to flexibly select a data flow.
Description
Technical field
The present invention relates to lighting device, particularly relate to the redundancy fault-tolerant method of omnirange transfer of data.
Background technology
Development along with the LED Display Technique, LED display application and LED lamp decoration brightening application are low because of its energy consumption, color reducibility is strong, characteristics such as life-span length, enormous size, exotic shape, various occasions have been applied to more and more widely, particularly large LED display screen is being apparent more important in great occasion or the global activity.
Large LED screen body has that components and parts are many, line is many, power supply is many, circuit is complicated, the characteristics that components and parts are numerous, and assurance is not gone wrong and is needed system to possess extreme high reliability.And in the prior art, generally all pass through to adopt two circuits to guarantee that control system is when the fault, adopt another circuit to replace original circuit, can reach certain stability and reliability, but two circuit only can be from both direction, be up to double assurance, the stability of system and reliability are still good inadequately, and,, generally all immutable because the execution of the signal of each circuit output all is to be fixedly installed by control system, therefore make in the selection of signal line and use underaction, as judging one or more knowing perfectly well earlier, many circuits fault especially, and when failing in time to correct, and each functional node is still carried out according to original order, increase the determining step program, make control become complicated, be difficult to reach the in order to be effective of multiple redundancy.
Therefore, there is defective in prior art, needs to improve.
Summary of the invention
Technical problem to be solved by this invention is, a kind of multi-direction redundant data that has is provided, and can reach multi-direction fault-tolerant effect, and, can be as required, the selection mode of signalization circuit is selected the redundancy fault-tolerant method of the omnirange transfer of data of data flow flexibly.
Technical scheme of the present invention is as follows: a kind of redundancy fault-tolerant method of omnirange transfer of data wherein, comprises the steps; A1: from the signal line of N direction data flow is sent to each functional node, wherein, N is a natural number; A2: the numbering and the selection mode that pre-set each signal line; A3:, select a signal line according to described selection mode; A4: judge whether to import the data flow in the signals selected circuit, otherwise return steps A 3; A5: judge whether described data flow is correct, otherwise return steps A 3; A6: receive correct data flow and execution.
Be applied to technique scheme, in the described redundancy fault-tolerant method, each direction is provided with M bars circuit, is used for the corresponding M of transmission piece of data stream, and wherein, M is a natural number.
Be applied to above-mentioned each technical scheme, in the described redundancy fault-tolerant method, after the steps A 6, also comprise steps A 7:, reset described selection mode, execution in step A3 according to the execution result of steps A 6.
Be applied to above-mentioned each technical scheme, in the described redundancy fault-tolerant method, in the steps A 5,, judge whether selected data stream is correct according to the check code of carrying in the selected data stream.
Be applied to above-mentioned each technical scheme, in the described redundancy fault-tolerant method, after the steps A 4, execution in step A41 also: judge that whether selected data flows the data flow of current functional node, otherwise return steps A 3.
Be applied to above-mentioned each technical scheme, in the described redundancy fault-tolerant method, behind the execution in step A5, go back execution in step A51: judge whether selected data stream arrives in the object time section, otherwise return steps A 3.
Be applied to above-mentioned each technical scheme, in the described redundancy fault-tolerant method, in each determining step, when being judged as not, then write down each fault message, obtain failure logging; And, also carry out in the steps A 6, export described failure logging.
Be applied to above-mentioned each technical scheme, in the described redundancy fault-tolerant method, behind the execution in step A6, also carry out A61:, send early warning signal according to described failure logging.
Be applied to above-mentioned each technical scheme, in the described redundancy fault-tolerant method, behind the execution in step A6, also carry out A62:, show the numbering and the failure mode of out of order signal circuit according to described failure logging.
Be applied to above-mentioned each technical scheme, in the described redundancy fault-tolerant method, behind the execution in step A61, also carry out A62: the data flow of adjusting each signal line according to described failure logging.
Be applied to above-mentioned each technical scheme, in the described redundancy fault-tolerant method, execute A62 after, continue execution in step A1.
Adopt such scheme, the present invention is sent to each functional node by the signal line from N direction with data flow, makes the transmission of data have multiple redundancy fault-tolerant effect, thus guaranteed transfer of data to functional node have a multiple control assurance; And, by numbering and the selection mode that pre-sets each signal line flexibly, make each take turns judge finish after, can in time find to select each signal line fault whether formerly, and, can be again the selection mode of each signal line be provided with, promptly can be set to judge formerly by other trouble-free signal lines, so, can simplify determining step, make each redundancy fault-tolerant signal line be unlikely to too complicated,, control is oversimplified more to cause control system control hysteresis with multiple assurance.
Description of drawings
Fig. 1 is one embodiment of the present invention flow charts.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
As shown in Figure 1, present embodiment provides a kind of redundancy fault-tolerant method of omnirange transfer of data, described redundancy fault-tolerant method is used for the redundancy fault-tolerant of each functional node, make each functional node when carrying out control command, have multiple assurance, wherein, each functional node can be for having the control chip of various functions.
Wherein, described redundancy fault-tolerant method may further comprise the steps; A1 step at first is sent to each functional node from the signal line of N direction with data flow, and, each direction is provided with M bars circuit, is used for the corresponding M of transmission piece of data stream, promptly sends N * M piece of data stream from N direction to each functional node, wherein, N, M are natural number.
Execution in step A2 then, pre-set the numbering and the selection mode of each signal line, for example, can be in each functional node, the numbering of each signal line is set to X1, X2, X3, X4, X5......Xn, n is a natural number, and described selection mode is set to select according to the sequencing from X1, X2, X3, X4, X5......Xn.
Carry out A3 behind the execution in step A2: according to described selection mode, select a signal line, carry out A4 and A5 determining step then; Wherein steps A 4: judge whether to import the data flow in the signals selected circuit, be then to continue to carry out the A5 step, otherwise return steps A 3, reselect a signal line, and continue to judge whether input traffic of signals selected circuit, till selected signal line input traffic, the signal line that can avoid selecting by judgement opens circuit or other reasons, and cause the output of signals selected circuit free of data stream, thereby make each functional node cisco unity malfunction.
After the data flow input, also carry out determining step A5: judge promptly whether selected data stream is correct, for example, the check code of the data flow that can in each functional node, prestore, judge according to the check code that prestores whether described data flow is correct, perhaps, can also in each data flow, carry check code, can judge by described check code whether described data flow is correct, when described data flow is correct data flow, then continue execution in step A6, when described data flow is incorrect, then return steps A 3, continuation is selected the data flow of another signal line according to described selection mode, after described data flow is correct data flow, and execution in step A6: receive correct data flow and carry out, be that each functional node receives correct data flow, and, carry out instruction in the data flow according to correct data flow, as, each LED of drive controlling outside makes the various display effects of each LED reality.
Preferably, after steps A 6, also comprise steps A 7: according to the execution result of steps A 6, reset described selection mode, and, after resetting described selection mode, re-execute steps A 3 again, by steps A 7, can reset selection mode according to the result of above each step, make, each functional node can flog a dead horse in selecting and judging less, simplifies each determining step, make and have each fault-tolerant functional node of multiple redundancy, when many barss circuit of a plurality of directions broke down, each functional node still had good executive capability, guaranteed the realization that multiple redundancy is fault-tolerant.
For example, when the data flow of carrying out among the A6 is the data flow of signal line X3, can illustrate that promptly signal line X1 and X2 break down, then in the step 7, described selection mode will be re-set as from X3 and begin to judge, be that selection mode becomes according to X3, X4, X5......Xn, X1, the selective sequential of X2, thereby before signal line X1 and X2 do not repair, each functional node does not need to carry out repeatedly to the judgement of out of order signal circuit X1 and X2, so, can in time simplify each determining step, guaranteed the good executive capability of each functional node, thereby guaranteed stability and reliability that multiple redundancy is fault-tolerant, made each functional node better carry out each correct data flow, avoided the execution information delay of each functional node.
Embodiment 2
On the basis of above-mentioned each example, in the redundancy fault-tolerant method of the omnirange transfer of data that present embodiment provides, after judging that signals selected circuit has the data flow input, execution in step A41 also: judge the whether data flow of current functional node of selected data stream, promptly judge whether data flow is sent on its pairing functional node, so that can receiving, each functional node belongs to its oneself data flow, and according to the demand operate as normal; As judging is not the data flow of this functional node, continues steps A 3 otherwise return, till judging that the data flow that receives is the data flow of this functional node.For example, judging described data flow whether during the data flow of current functional node, can be according to the position of this functional node, and the transfer instruction of data flow judges, judges promptly whether the position of described functional node is corresponding with described transfer instruction.
Perhaps, at execution in step A5: after judging that promptly selected data stream is whether correct, execution in step A51 also: judge whether selected data stream arrives in the object time section, for example, be b the time of advent that each data flow of settled preceding functional node a is set, judge that then all arrive data flow and whether arrive functional node a in the time at b, be then according to described data flow, carry out the instruction that data flow comprises, otherwise return the data flow that steps A 3 is reselected holding wire, flowing up to selected data is to reach in the object time to end, and so, can avoid shifting to an earlier date or hysteresis owing to data flow, and cause each functional node when the execution that the execution data flow comprises, carry out too early or slow execution, thus make control each LED show chaotic situation, can not reach the expection display effect.
Embodiment 3
On the basis of above-mentioned each example, in the redundancy fault-tolerant method of the omnirange transfer of data that present embodiment provides, in each determining step, when being judged as not, then write down each fault message, obtain failure logging; And, in steps A 6, also carry out, export described failure logging.
For example, among the determining step A4, the data flow in the signals selected circuit of judging not input then can write down the numbering of this signal line and the fault message of free of data stream input; In the steps A 41,, then can write down the coding of this data flow institute respective signal circuit and the fault message of non-this functional node data flow of described data flow when judging that selected data stream is not the data flow of current functional node; In the steps A 5, when judging described traffic error, the numbering of data flow institute respective signal circuit that then can misregistration, and the fault message of traffic error; In the steps A 51,, then can write down the coding of described data flow institute respective signal data when judge that selected data stream is not to arrive in the object time section, and the fault message that arrives in the non-target reality of data flow; After record is finished, also will write down the failure logging output of each fault message.
Embodiment 4
On the basis of above-mentioned each example, in the redundancy fault-tolerant method of the omnirange transfer of data that present embodiment provides, behind the described failure logging of output, also, send alarm signal according to described failure logging.
For example, various fault warning devices are set, receive described failure logging by various fault warning devices, and, send alarm signal by the early warning song, reach the effect of warning; Perhaps, various indicator lights are set, receive described failure logging by indicator light in each, and, by indicator light light or alarm signal is sent in flicker etc., reach the effect of warning.
Perhaps, behind the described failure logging of output,, show the numbering and the failure mode of out of order signal circuit also according to described failure logging.
For example, can come described failure logging is shown by display unit, thereby can know the numbering of out of order signal circuit, and the kind that breaks down, for example, the kind that breaks down is the input of free of data stream, or non-this functional node data flow of data flow, or traffic error, or arrive in the non-object time of data flow etc., show described failure logging from crossing, can know particular location and reason that fault takes place fast, thereby safeguard at this fault, make the fault of generation can obtain fast revising, thereby make each functional node be in stable operating state all the time.
Embodiment 5
On the basis of above-mentioned each example, in the redundancy fault-tolerant method of the omnirange transfer of data that present embodiment provides, described go out described failure logging after, also adjust the data flow of each signal line according to described failure logging.
For example,, check this signal line whether for opening circuit, thereby in time adjust, make this signal line recover normal data flow transmission according to the fault of free of data stream input; Perhaps,, in time adjust the data flow of changing this signal line input, corresponding each functional node of data flow is accurately imported according to the fault of the data flow of non-this functional node of data flow; Perhaps,, in time adjust, this data flow is carried out error recovery, make the data flow of recovering correct according to the failure logging of traffic error; Perhaps,, in time adjust the time of advent of data flow, make to meet the object time section according to the failure logging that data flow arrived in the non-object time.
And, after adjustment is finished, also continue to carry out each step among above each embodiment, by judgement, record and adjustment repeatedly, can make each functional node be in stable operating state all the time, make the multiple assurance of each functional node be in effective status all the time.
Need to prove that the mutual combination of above-mentioned each technical characterictic forms each embodiment, should be considered as the scope of specification record of the present invention.
Should be understood that, for those of ordinary skills, can be improved according to the above description or conversion, and all these improvement and conversion all should belong to the protection range of claims of the present invention.
Claims (10)
1. the redundancy fault-tolerant method of an omnirange transfer of data is characterized in that, may further comprise the steps;
A1: from the signal line of N direction data flow is sent to each functional node, wherein, N is a natural number;
A2: the numbering and the selection mode that pre-set each signal line;
A3:, select a signal line according to described selection mode;
A4: judge whether to import the data flow in the signals selected circuit, otherwise return steps A 3;
A5: judge whether described data flow is correct, otherwise return steps A 3;
A6: receive correct data flow and execution.
2. redundancy fault-tolerant method according to claim 1 is characterized in that, each direction is provided with M bars circuit, is used for the corresponding M of transmission piece of data stream, and wherein, M is a natural number; Perhaps, after the steps A 6, also comprise steps A 7:, reset described selection mode, execution in step A3 according to the execution result of steps A 6.
3. redundancy fault-tolerant method according to claim 1 is characterized in that, in the steps A 5, according to the check code of carrying in the selected data stream, judges whether selected data stream is correct.
4. redundancy fault-tolerant method according to claim 1 is characterized in that, after the steps A 4, and execution in step A41 also: judge that whether selected data flows the data flow of current functional node, otherwise return steps A 3.
5. redundancy fault-tolerant method according to claim 1 is characterized in that, behind the execution in step A5, goes back execution in step A51: judge whether selected data stream arrives in the object time section, otherwise return steps A 3.
6. according to the arbitrary described redundancy fault-tolerant method of claim 1 to 5, it is characterized in that, in each determining step, when being judged as not, then write down each fault message, obtain failure logging; And, also carry out in the steps A 6, export described failure logging.
7. redundancy fault-tolerant method according to claim 6 is characterized in that, behind the execution in step A6, also carries out A61: according to described failure logging, send alarm signal.
8. redundancy fault-tolerant method according to claim 6 is characterized in that, behind the execution in step A6, also carries out A62: according to described failure logging, show the numbering and the failure mode of out of order signal circuit.
9. redundancy fault-tolerant method according to claim 7 is characterized in that, behind the execution in step A61, also carries out A62: the data flow of adjusting each signal line according to described failure logging.
10. according to Claim 8 or 9 described redundancy fault-tolerant methods, it is characterized in that, execute A62 after, continue execution in step A1.
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| CN201010536494.7A CN102006155B (en) | 2010-11-09 | 2010-11-09 | A kind of redundant fault-tolerant method of omnidirectional data transmission |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102567130A (en) * | 2012-01-06 | 2012-07-11 | 清华大学 | Multi-sampling judgment method for fault-tolerant filtering based on remainder check |
| CN102801210A (en) * | 2011-05-27 | 2012-11-28 | 西门子公司 | Switch equipment for power distribution system, and power wire communication interface, method and system |
| CN114280919A (en) * | 2022-03-08 | 2022-04-05 | 浙江中控技术股份有限公司 | Redundancy control device |
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| US20050212730A1 (en) * | 2004-03-24 | 2005-09-29 | Tohoku Pioneer Corporation | Self light emitting display module, electronic equipment into which the same module is loaded, and inspection method of defect state in the same module |
| CN101587680A (en) * | 2008-05-20 | 2009-11-25 | 北京巨数数字技术开发有限公司 | A kind of LED display of integrating with redundancy fault-tolerance drive control chip |
| CN101866599A (en) * | 2010-04-23 | 2010-10-20 | 北京中庆微数字设备开发有限公司 | LED on-line detection control system |
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2010
- 2010-11-09 CN CN201010536494.7A patent/CN102006155B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20050212730A1 (en) * | 2004-03-24 | 2005-09-29 | Tohoku Pioneer Corporation | Self light emitting display module, electronic equipment into which the same module is loaded, and inspection method of defect state in the same module |
| CN101587680A (en) * | 2008-05-20 | 2009-11-25 | 北京巨数数字技术开发有限公司 | A kind of LED display of integrating with redundancy fault-tolerance drive control chip |
| CN101866599A (en) * | 2010-04-23 | 2010-10-20 | 北京中庆微数字设备开发有限公司 | LED on-line detection control system |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102801210A (en) * | 2011-05-27 | 2012-11-28 | 西门子公司 | Switch equipment for power distribution system, and power wire communication interface, method and system |
| CN102801210B (en) * | 2011-05-27 | 2015-06-24 | 西门子公司 | Switch equipment for power distribution system, and power wire communication interface, method and system |
| CN102567130A (en) * | 2012-01-06 | 2012-07-11 | 清华大学 | Multi-sampling judgment method for fault-tolerant filtering based on remainder check |
| CN102567130B (en) * | 2012-01-06 | 2014-01-01 | 清华大学 | Multi-sampling judgment method for fault-tolerant filtering based on remainder check |
| CN114280919A (en) * | 2022-03-08 | 2022-04-05 | 浙江中控技术股份有限公司 | Redundancy control device |
| CN114280919B (en) * | 2022-03-08 | 2022-05-31 | 浙江中控技术股份有限公司 | Redundancy control device |
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