CN104333489A - Detecting method, device and system for ATC (air traffic control) surveillance equipment - Google Patents
Detecting method, device and system for ATC (air traffic control) surveillance equipment Download PDFInfo
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Abstract
The invention related to the technical field of aviation, particularly to a detecting method and device for ATC (air traffic control) surveillance equipment. The detecting method includes analyzing monitoring data received during each time cycle to acquire data items and analysis results of the data items; subjecting the analysis results of the data items in each time window to the mean value calculation, and once the analysis result mean value of at least one data item excesses a preset alarm threshold range, sending an alarm signal. According to the arrangement, itemizing analysis on the monitoring data transmitted by the ATC surveillance equipment is performed, so that performance of the ATC surveillance equipment is detected, working efficiency is improved, faults are found in advance, and reliability of the ATC surveillance equipment is enhanced.
Description
Technical field
The present invention relates to technical field of aerospace, in particular to a kind of detection method to blank pipe surveillance equipment, Apparatus and system.
Background technology
Radar, Automatic dependent surveillance broadcast (Automatic Dependent Surveillance-Broadcast, ADS-B) equipment, multipoint positioning (Multilateration, MLAT) navigation surveillance equipment such as equipment is that air traffic control service ensures one of most important infrastructure of air traffic safety, and the reliability of blank pipe surveillance equipment directly has influence on the safety of air traffic.Along with developing rapidly of civil aviaton's industry, the live load of the blank pipe surveillance equipments such as radar, ADS-B equipment, MLAT equipment is also more and more heavier, to the monitoring of the daily state of blank pipe surveillance equipment and maintenance requirement also more and more higher.
The detection method of the surveillance equipment such as traditional radar, ADS-B, MLAT, normally regularly or irregularly adopts the checkout equipment such as oscilloscope or protocol analyzer to carry out hand inspection to transmission line or surveillance equipment, time-consuming, effort.
Summary of the invention
The object of the present invention is to provide a kind of detection method to blank pipe surveillance equipment, Apparatus and system, to improve the reliability of blank pipe surveillance equipment, ensure air traffic safety.
First aspect, embodiments provide a kind of detection method to blank pipe surveillance equipment, be applied to the detection system to blank pipe surveillance equipment, described detection system comprises the checkout gear to blank pipe surveillance equipment, and described method comprises:
Described checkout gear obtains the Monitoring Data that described blank pipe surveillance equipment transmits in each time window; A described time window comprises K time cycle, K be greater than 1 integer;
The described Monitoring Data obtained in each time cycle is resolved, draw the analysis result of each data item and each data item described, mean operation is done to the analysis result that each data item draws in each time window, obtains the analysis result average of each data item in each time window;
Judge whether the described analysis result average of each data item exceeds default alarm threshold scope, if in each data item described, wherein the described analysis result average of at least one data item exceeds described default alarm threshold scope, then provide alarm signal.
In conjunction with first aspect, embodiments provide the first possible execution mode of first aspect, described detection system also comprises data receiver, and described checkout gear obtains the Monitoring Data that described blank pipe surveillance equipment transmits in each time window, comprising:
Described checkout gear extracts the Monitoring Data that described blank pipe surveillance equipment transmits in each time window from described data receiver, and described Monitoring Data is the Monitoring Data that described blank pipe surveillance equipment sends to described data receiver.
In conjunction with first aspect, embodiments provide the execution mode that the second of first aspect is possible, embodiments provide the execution mode that the second of first aspect is possible, described checkout gear extracts the Monitoring Data that described blank pipe surveillance equipment transmits in each time window from described data receiver, comprising:
Described checkout gear extracts the Monitoring Data of described blank pipe surveillance equipment transmission from described data receiver;
The data volume of the described Monitoring Data of the described blank pipe surveillance equipment transmission that metering is extracted in a described time window from described data receiver, if the data volume of the described Monitoring Data obtained in a described time window is zero, then provide alarm signal; Continue the described Monitoring Data extracting the transmission of described blank pipe surveillance equipment, until obtain the described Monitoring Data of described blank pipe surveillance equipment transmission.
In conjunction with first aspect, embodiments providing the third possible execution mode of first aspect, resolving in the described described Monitoring Data to receiving, the described described Monitoring Data to receiving is resolved, and obtains at least one data item following:
Receive the time of delay of described Monitoring Data;
Frame cyclic redundancy check error data packet number and error rate, described error rate is Frame cyclic redundancy check error data packet number and the ratio of packet total quantity that obtains in the time cycle;
The ratio of the packet total quantity obtained in the real data frame length of the described Monitoring Data data packet number consistent with designation data block length angle value in described Monitoring Data packet and the time cycle;
The data packet number of requisite information item is lacked in the described Monitoring Data obtained in the time cycle;
In each time cycle, the position offset of test responder;
The data packet number that the data format of described Monitoring Data does not conform to the data format of described blank pipe surveillance equipment, and with the ratio of packet total quantity that obtains in the time cycle;
Include the data packet number of illegal data value in described Monitoring Data, and with the ratio of packet total quantity that obtains in the time cycle;
The detection probability of the same supervision target that described blank pipe surveillance equipment monitors in the time cycle, the ratio of the number of times that the same supervision target that described detection probability monitors for described blank pipe surveillance equipment is found and a time cycle interscan total degree;
The ratio of total supervision destination number that supervision destination number and the described blank pipe surveillance equipment of the discontinuous appearance that described blank pipe surveillance equipment monitors in adjacent time period monitor;
The height change value of the same supervision target that described blank pipe surveillance equipment monitors in adjacent time period;
The velocity variations value of the same supervision target that described blank pipe surveillance equipment monitors in adjacent time period;
The change in location value of the same supervision target that described blank pipe surveillance equipment monitors in adjacent time period;
The time marking changing value of the same supervision target that described blank pipe surveillance equipment monitors in adjacent time period.
In conjunction with first aspect, embodiments provide the 4th kind of possible execution mode of first aspect, the described described Monitoring Data to obtaining in each time cycle is resolved, and also obtains at least one data item following:
In each time cycle, the percentage that the sector auxiliary information comprised in described Monitoring Data is lost;
The navigation uncertainty classification parameter comprised in described Monitoring Data, navigation integrity classification parameter, supervision integrity horizontal parameters.
In conjunction with first aspect, embodiments provide the 5th kind of possible execution mode of first aspect, described method also comprises:
Described checkout gear measures the number of times that same supervision target that described blank pipe surveillance equipment in a time window monitors is found, and draws the ratio of the number of times that the same supervision target that described blank pipe surveillance equipment monitors is found and a time window interscan total degree;
Judge whether described ratio is greater than default alarm threshold, if so, then provide alarm signal.
In conjunction with first aspect, embodiments provide the 6th kind of possible execution mode of first aspect, described method also comprises:
The analysis result average of each data item and each data item is shown by described checkout gear;
If in each data item described, wherein the described analysis result average of at least one data item exceeds described default alarm threshold scope, then provide alarm signal, comprising:
If in each data item described, wherein the described analysis result average of at least one data item exceeds described default alarm threshold scope, then carry out alarm mark to the data item that described analysis result average exceeds described default alarm threshold scope.
Second aspect, the embodiment of the present invention additionally provides the another kind of detection method to blank pipe surveillance equipment, and be applied to the checkout gear of blank pipe surveillance equipment, described method comprises:
The checkout gear of described blank pipe surveillance equipment obtains the Monitoring Data that described blank pipe surveillance equipment transmits within each time cycle;
Carry out subitem to the described Monitoring Data obtained to resolve, draw the analysis result of each data item and each data item described;
Judge whether the analysis result of each data item exceeds default alarm threshold scope, if in each data item described, wherein the described analysis result of at least one data item exceeds described default alarm threshold scope, then provide alarm signal.
The third aspect, the embodiment of the present invention additionally provides a kind of checkout gear to blank pipe surveillance equipment, is applied to the detection system to blank pipe surveillance equipment, comprises:
Monitoring Data obtains unit, for obtaining the Monitoring Data that described blank pipe surveillance equipment transmits in each time window; A described time window comprises K time cycle, K be greater than 1 integer;
Monitoring Data resolution unit, for resolving the described Monitoring Data obtained, draw the analysis result of each data item and each data item described, mean operation is done to the analysis result that each data item draws in each time window, obtains the analysis result average of each data item in each time window;
Alarm Unit, for judging whether the described analysis result average of each data item exceeds default alarm threshold scope, if in each data item described, wherein the described analysis result average of at least one data item exceeds described default alarm threshold scope, then provide alarm signal.
In conjunction with the third aspect, embodiments provide the first possible execution mode of the third aspect, described detection system also comprises data receiver;
Described Monitoring Data obtains unit, for extracting the Monitoring Data that described blank pipe surveillance equipment transmits in each time window from described data receiver, described Monitoring Data is the Monitoring Data that described blank pipe surveillance equipment sends to described data receiver.
In conjunction with the third aspect, embodiments provide the execution mode that the second of the third aspect is possible, described Monitoring Data obtains unit, also for measuring the data volume of the described Monitoring Data of the described blank pipe surveillance equipment transmission of extracting from described data receiver in a time window, and metric results is transferred to Alarm Unit;
Described Alarm Unit, also for judging whether the metric results that described Monitoring Data receiving element transmits is zero, if it is provides alarm signal.
In conjunction with the third aspect, embodiments provide the third possible execution mode of the third aspect, described Alarm Unit, for judging whether the described analysis result average of each data item exceeds default alarm threshold scope, if in each data item described, wherein the described analysis result average of at least one data item exceeds described default alarm threshold scope, and the data item described analysis result average being exceeded to described default alarm threshold scope carries out alarm mark;
Described device also comprises: display unit, for the analysis result average of each described data item and each data item being shown.
Fourth aspect, the embodiment of the present invention additionally provides the another kind of checkout gear to blank pipe surveillance equipment, comprising:
Data acquiring unit, for obtaining the Monitoring Data that described blank pipe surveillance equipment transmits within each time cycle;
Data Analysis unit, for resolving the described Monitoring Data obtained, draws the analysis result of each data item and each data item described;
Alarm unit, for judging whether the analysis result of each described data item exceeds default alarm threshold scope, if in each data item described, wherein the described analysis result of at least one data item exceeds described default alarm threshold scope, then provide alarm signal.
5th aspect, embodiments provides a kind of detection system to blank pipe surveillance equipment, comprising:
Blank pipe surveillance equipment, for data receiver transmission of monitoring data;
Data receiver, for receiving the Monitoring Data of described blank pipe surveillance equipment transmission;
Checkout gear, for extracting the Monitoring Data that described blank pipe surveillance equipment transmits in each time window from described data receiver; A described time window comprises K time cycle, K be greater than 1 integer; The described Monitoring Data acquired in each time cycle is resolved, draw the analysis result of each data item and each data item described, mean operation is done to the analysis result that each data item draws in each time window, obtains the analysis result average of each data item in each time window; Judge whether the analysis result average of each described data item exceeds default alarm threshold scope, if in each data item described, wherein the described analysis result of at least one data item exceeds described default alarm threshold scope, then provide alarm signal.
The detection method to blank pipe surveillance equipment that the embodiment of the present invention provides, Apparatus and system, carry out subitem by the Monitoring Data transmitted blank pipe surveillance equipment to resolve, carry out compared with hand inspection with checkout equipments such as employing oscilloscopes of the prior art to blank pipe surveillance equipment, its implementation is simple, increase work efficiency, and avoid the use of checkout equipment.Carry out alarm prompt when certain one or more data item occurs abnormal, be conducive to finding fault in advance, improve the reliability of blank pipe surveillance equipment, ensure air traffic safety.
For making above-mentioned purpose of the present invention, feature and advantage become apparent, preferred embodiment cited below particularly, and coordinate appended accompanying drawing, be described in detail below.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present invention, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 shows the flow process of a kind of detection method to blank pipe surveillance equipment that the embodiment of the present invention provides;
Fig. 2 shows another kind that the embodiment of the present invention provides to the flow process of the detection method of blank pipe surveillance equipment;
Fig. 3 show that the embodiment of the present invention provides another to the flow process of the detection method of blank pipe surveillance equipment;
Fig. 4 shows the structure of a kind of checkout gear to blank pipe surveillance equipment that the embodiment of the present invention provides;
Fig. 5 show that the embodiment of the present invention provides another to the structure of the checkout gear of blank pipe surveillance equipment;
Fig. 6 show that the embodiment of the present invention provides another to the structure of the checkout gear of blank pipe surveillance equipment;
Fig. 7 shows the structure of a kind of detection system to blank pipe surveillance equipment that the embodiment of the present invention provides.
Embodiment
Below in conjunction with accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.The assembly of the embodiment of the present invention describing and illustrate in usual accompanying drawing herein can be arranged with various different configuration and design.Therefore, below to the detailed description of the embodiments of the invention provided in the accompanying drawings and the claimed scope of the present invention of not intended to be limiting, but selected embodiment of the present invention is only represented.Based on embodiments of the invention, the every other embodiment that those skilled in the art obtain under the prerequisite not making creative work, all belongs to the scope of protection of the invention.
For ensureing air traffic safety, orderly carrying out, need to adopt radar, Automatic dependent surveillance broadcast (Automatic Dependent Surveillance-Broadcast, ADS-B) equipment, multipoint positioning (Multilateration, MLAT) the blank pipe surveillance equipment such as equipment monitors airborne aircraft, a blank pipe surveillance equipment monitors multiple supervision target (aircraft) simultaneously, gathers the information such as the speed of each aircraft, distance.The reliability of blank pipe surveillance equipment directly has influence on the safety of air traffic, therefore, carries out Performance Detection to blank pipe surveillance equipment, to ensure that its reliability service is very necessary.In traditional approach, normally adopt the checkout equipment timings such as oscilloscope or sporadically Performance Detection carried out to blank pipe surveillance equipment, troublesome poeration, efficiency are low, regularly can not give warning in advance to the fault that blank pipe surveillance equipment may occur, are only posterior maintenances and remedying.
Fig. 1 shows the flow process of a kind of detection method to blank pipe surveillance equipment that the embodiment of the present invention provides, and described blank pipe surveillance equipment can be radar, ADS-B equipment, MLAT equipment etc.Consult Fig. 1, the detection method of the blank pipe surveillance equipment that the embodiment of the present invention provides, is applied to the detection system to blank pipe surveillance equipment, and described detection system comprises the checkout gear to blank pipe surveillance equipment, and the method comprises:
Step S101: the checkout gear of described blank pipe surveillance equipment obtains the Monitoring Data that described blank pipe surveillance equipment transmits in each time window, and a time window comprises K time cycle, K be greater than 1 integer.
Blank pipe surveillance equipment monitors aerial aircraft in real time, and the Monitoring Data that will gather after also preliminary treatment transfers to ground according to the time cycle of setting, the data receiver on ground receives the Monitoring Data of blank pipe surveillance equipment transmission, to realize air traffic control.The mode that checkout gear obtains the Monitoring Data that described blank pipe surveillance equipment transmits within each time cycle can have multiple, and such as Monitoring Data directly can be transferred to checkout gear by blank pipe surveillance equipment.And for example, in the present embodiment, checkout equipment extracts the Monitoring Data of blank pipe surveillance equipment transmission within the time cycle of setting from data receiver.In the detection method of the blank pipe surveillance equipment that the embodiment of the present invention provides, set the time cycle, such as, the setting-up time cycle is 4 seconds, blank pipe surveillance equipment every 4 seconds transmission primaries Monitoring Data, setting-up time window is 1 minute, i.e. K=15, so in the time window of 1 minute, the Monitoring Data of No. 15 blank pipe surveillance equipment transmission can be obtained.
The setting of time window length can be slided, and time window length setting must be shorter, and the real-time of analysis result is stronger, higher to the requirement of the checkout gear of blank pipe surveillance equipment accordingly.
Step S102: the Monitoring Data obtained in each time cycle is resolved, draw the analysis result of each data item and each data item, mean operation is done to the analysis result that each data item draws in each time window, obtains the analysis result average of each data item in each time window.
The Monitoring Data of blank pipe surveillance equipment transmission is transmitted with the form of packet, process to be unpacked to it after the checkout gear acquisition Monitoring Data of blank pipe surveillance equipment, obtain multiple data item according to Monitoring Data, each data item is resolved, draw the analysis result of each data item.
Can comprise according to the data item that Monitoring Data obtains:
1) time of delay of described Monitoring Data is received.The transmission of Monitoring Data may cause Monitoring Data transmission delay because of blank pipe surveillance equipment hydraulic performance decline, and the account form of time of delay can have multiple.Such as, compare according to the time marking information comprised in Monitoring Data and the actual time receiving this Monitoring Data, can time of delay be obtained.For another example, positive northern information interval time and the normal period of comparing adjacent time period calculate.If Monitoring Data transmission does not postpone, then time of delay is zero.
2) Frame cyclic redundancy check (CRC) code CRC check misdata bag quantity and error rate, described error rate is CRC check misdata bag quantity and the ratio of packet total quantity that obtains in the time cycle.As, the packet total quantity obtained in the time cycle is N, and in all packets obtained in the time cycle, CRC check misdata bag quantity is n, then error rate is n/N.A blank pipe surveillance equipment monitors multiple supervision target (aircraft) simultaneously, multiple packet is comprised, the Monitoring Data of a corresponding supervision target of packet in a blank pipe surveillance equipment Monitoring Data that once (time cycle) transmits.For differing transmission protocols, different types of check code, adopt corresponding verification method, each Frame is verified.
3) ratio that the real data frame length of Monitoring Data is consistent with designation data block length angle value in described Monitoring Data packet, namely in all packets obtained in time cycle, the ratio of the packet total quantity obtained in the real data frame length of the Monitoring Data data packet number consistent with designation data block length angle value in described Monitoring Data packet and the time cycle.The Monitoring Data of acquisition is unpacked laggard row format to decompose and can obtain designation data block length angle value in the real data frame length of Monitoring Data and Monitoring Data packet, compare both and whether conform to.
4) data packet number of requisite information item is lacked in the Monitoring Data obtained in the time cycle.Blank pipe surveillance equipment comprises radar, ADS-B equipment, MLAT equipment etc., the data type of different blank pipe surveillance equipment transmission is different, the data type of the Monitoring Data of different radar transmissions also may different (different radar can carry out different preliminary treatment to the data gathered, the Monitoring Data of radar transmissions is the data after its preliminary treatment), as once put mark data, secondary point mark data, track data.The Monitoring Data of each type has corresponding requisite information item, and the requisite information item that dissimilar Monitoring Data may have is different.Such as, in secondary point mark data, coordinate information is its requisite information item; Such as, in track data, flight path number, coordinate information are its requisite information item; Such as, in ADS-B data, 24 bit address codes are its requisite information item.Judge, in each packet obtained, whether there is requisite information item, in all packets obtained in the time cycle, lack the data packet number of requisite information item.If all packets obtained in the time cycle all have its requisite information item, then the data packet number lacking requisite information item in the Monitoring Data obtained in the time cycle is zero.
5) data packet number that do not conform to the data format of described blank pipe surveillance equipment of the data format of described Monitoring Data, and with the ratio of packet total quantity that obtains in the time cycle.Different blank pipe surveillance equipment has its corresponding data format transmission of monitoring data, the Monitoring Data of acquisition is unpacked laggard row format and decompose the data format that can obtain Monitoring Data, the data format that itself and the blank pipe surveillance equipment of this Monitoring Data of transmission adopt is compared, can judge whether both are consistent.
6) include the data packet number of illegal data value in described Monitoring Data, and with the ratio of packet total quantity that obtains in the time cycle.Illegal data value can be understood as unreasonable data value or is interpreted as the data value that should not occur.Such as, the speed data values comprised in Monitoring Data is beyond the limit range (namely this aircraft can not reach so high speed) of monitored aircraft; For another example, the altitude information value comprised in Monitoring Data is beyond the limit range of monitored aircraft, and the polar coordinates in the coordinate information comprised in Monitoring Data are 0x0000, FSPEC field is 0x00 etc.The data packet number of illegal data value is included in research and application data, and with the ratio of packet total quantity that obtains in the time cycle, be namely learn supervision destination number containing illegal data value and with the ratio of supervision target total quantity that obtains in one-period.
7) in each time cycle, the position offset of test responder.The position of test responder is fixed (being called normal place), the positional information of test responder is also comprised in the data of blank pipe surveillance equipment transmission, positional information and the normal place of the test responder transmitted by blank pipe surveillance equipment compare, if the position offset obtaining test responder is greater than zero, namely the position existence change of the test responder of gained measured by blank pipe surveillance equipment, can judge that the precision of this blank pipe surveillance equipment changes, namely its performance changes.
Above-mentioned data item 1) to 7) be within a time cycle, carry out subitem to the data of blank pipe surveillance equipment transmission resolve, draw the analysis result of each data item.The data item of resolving according to Monitoring Data also comprises resolves according to the Monitoring Data in adjacent two time cycles the data item obtained below:
8) ratio of supervision target total quantity that monitors with described blank pipe surveillance equipment of the supervision destination number of the discontinuous appearance that described blank pipe surveillance equipment monitors in adjacent time period.If there is no the packet that certain monitors target within a time cycle, then this supervision target does not occur, if only obtain once the packet of this supervision target in adjacent two time cycles, then this supervision target does not occur continuously within the adjacent time cycle.
9) height change value of the same supervision target that described blank pipe surveillance equipment monitors in adjacent time period.Include the elevation information monitoring target in Monitoring Data, compare the elevation information comprised in the packet of the same supervision target obtained in adjacent time period, the height change value of this supervision target can be obtained.
10) the velocity variations value of the same supervision target that described blank pipe surveillance equipment monitors in adjacent time period.Include the velocity information monitoring target in Monitoring Data, compare the velocity information comprised in the packet of the same supervision target obtained in adjacent time period, the velocity variations value of this supervision target can be obtained.
11) the change in location value of the same supervision target that described blank pipe surveillance equipment monitors in adjacent time period.Include the positional information monitoring target in Monitoring Data, compare the positional information comprised in the packet of the same supervision target obtained in adjacent time period, the change in location value of this supervision target can be obtained.
12) the time marking changing value of the same supervision target that described blank pipe surveillance equipment monitors in adjacent time period.Include the time marking information monitoring target in Monitoring Data, compare the time marking information comprised in the packet of the same supervision target obtained in adjacent time period, the time marking changing value of this supervision target can be obtained.The time marking (the latter) comprised in the packet obtained in this time cycle should be later than the time marking (the former) comprised in the packet of a time cycle acquisition in theory, namely the latter and the former difference are positive number, if time marking changing value is less than 0, namely the time marking (the former) comprised in the packet that the time marking (the latter) that comprises in the packet obtained in this time cycle obtained early than a upper time cycle is described, occurs abnormal.
The data type of the Monitoring Data of different radar transmissions is different, can comprise direct ratio information and sector auxiliary information in the Monitoring Data of some radar transmissions, and when including sector auxiliary information in the Monitoring Data transmitted, the data item of parsing can also comprise:
13) in each time cycle, the percentage that the sector auxiliary information that comprises in Monitoring Data is lost, the ratio of the packet total quantity namely obtained in the data packet number lost of sector auxiliary information and the time cycle.
Blank pipe surveillance equipment can be radar, ADS-B equipment, MLAT equipment etc., if blank pipe surveillance equipment is ADS-B equipment, then the data item of resolving can also comprise:
14) navigation uncertainty classification (the Navigation Uncertainty Category comprised in Monitoring Data, NUC) parameter, navigation integrity classification (Navigation Integrity Category, NIC) parameter, supervision integrity level (Surveillance Integrity Level, SIL) parameter.Whether it is analyzed lower than actual motion demand according to NUC parameter value, NIC parameter value, SIL parameter value.
Can itemize to resolve according to Monitoring Data and obtain the above-mentioned data item that can characterize blank pipe surveillance equipment performance, during specific implementation, to partly or entirely resolving in above-mentioned data item, the analysis result of each data item can be obtained.Mean operation is done to the analysis result of each data item in each time window, obtains the analysis result average of each data item in each time window.Such as, data item 1) receive time of delay of described Monitoring Data.Within a time cycle, (i.e. transmission primaries Monitoring Data) can obtain an analysis result, 15 analysis results of this data item can be obtained in a time window, ask for the mean value of 15 analysis results obtained in this time window, obtain the analysis result average of this data item.Situation about obtaining less than Monitoring Data may be there is within a time cycle, such as, only acquire 13 Monitoring Data at a time window, obtain 13 analysis results, then mean operation is carried out to these 13 analysis results.
For another example, data item 8) ratio of supervision target total quantity that monitors with described blank pipe surveillance equipment of the supervision destination number of the discontinuous appearance that described blank pipe surveillance equipment monitors in adjacent time period, to 15 ratio averaged in a time window.A time window comprises 15 time cycles, as long as wherein only acquire once the packet of this supervision target in adjacent two time cycles, then this supervision target discontinuous appearance within the adjacent time cycle.Such as, in a time window, 14 packets that certain monitors target are only acquired, then the discontinuous appearance of this supervision target.
Step S103: judge whether the analysis result average of each data item in above-mentioned data item goes out to exceed default alarm threshold scope, if the analysis result average of one of them or more than one data item exceeds default alarm threshold scope, then perform step S104.
Step S104: provide alarm signal.Alarm signal can be audio signal (sound), can be light signal (alarm lamp), and in conjunction with sound and light alarm both also can being, also can be alarming short message, can also be the outstanding expression in figure.
If the time of delay receiving Monitoring Data is long, then the Monitoring Data obtained loses real-time effectiveness.If data item 1) analysis result average be greater than default alarm threshold 1 second, namely exceed default alarm threshold scope (1, ∞), then provide alarm signal.
For data item 2), 5), 6), 13), relate to two or three analysis result averages, when specific implementation, can work as when wherein any one analysis result average exceeds default alarm threshold value scope and provide alarm signal, can work as when two or three analysis result averages all exceed default alarm threshold value scope and just provide alarm signal, wherein certain analysis result average (such as data item 2), 5 that also can set), 6) in ratio) provide alarm signal when exceeding default alarm threshold value scope.
Easy understand, for different data item, its corresponding alarm threshold scope is different.Such as, enumerate in the present embodiment, data item 1) alarm threshold scope be (1, ∞), data item 6) alarm threshold scope be (1/10, ∞).Certain, the alarm threshold scope enumerated in the embodiment of the present invention is only schematic, is not used in the restriction scope of the invention.
The detection method of the blank pipe surveillance equipment that the embodiment of the present invention provides, resolved by the Monitoring Data transmitted blank pipe surveillance equipment, obtain multiple data item and analysis result average thereof, carry out compared with hand inspection with checkout equipments such as employing oscilloscopes of the prior art to blank pipe surveillance equipment, its implementation is simple, increase work efficiency, and avoid the use of checkout equipment.Carry out alarm prompt when certain one or more data item occurs abnormal, be conducive to finding fault in advance, improve the reliability of blank pipe surveillance equipment, ensure air traffic safety.
Fig. 2 show that the embodiment of the present invention provides another to the flow process of the detection method of blank pipe surveillance equipment.Consult Fig. 2, the embodiment of the present invention provide another the detection method of blank pipe surveillance equipment is comprised:
Step S201: the checkout gear of described blank pipe surveillance equipment extracts the Monitoring Data that described blank pipe surveillance equipment transmits in each time window from data receiver, and a time window comprises K time cycle, K be greater than 1 integer.
Step S202: the data volume of measuring the described Monitoring Data of the described blank pipe surveillance equipment transmission obtained in a time window, whether the data volume of the described Monitoring Data of the described blank pipe surveillance equipment transmission judging to extract from data receiver in a time window is zero, namely has the Monitoring Data that there is no the transmission of blank pipe surveillance equipment.If it is perform step S203, then return step S201, continue to extract Monitoring Data from data receiver, until the Monitoring Data of blank pipe surveillance equipment transmission.If otherwise perform step S204.
Blank pipe surveillance equipment monitors aerial aircraft in real time, the Monitoring Data that will gather after also preliminary treatment transfers to ground according to the time cycle of establishing, and the data receiver on ground can receive the Monitoring Data of blank pipe surveillance equipment transmission within the time cycle of setting.The detection method of the blank pipe surveillance equipment that the embodiment of the present invention provides, carries out Performance Detection by carrying out subitem parsing to the Monitoring Data of the blank pipe surveillance equipment transmission obtained to blank pipe surveillance equipment.Can blank pipe surveillance equipment collect the data monitoring target, also the performance of blank pipe surveillance equipment can be characterized, therefore by judge setting time cycle in data receiver whether have received blank pipe surveillance equipment transmission Monitoring Data, namely checkout gear whether extract from data receiver blank pipe surveillance equipment transmit Monitoring Data can detect blank pipe surveillance equipment performance.
Step S203: provide sound and light alarm signal.
Step S204: the Monitoring Data obtained is resolved, obtain the analysis result of each data item and each data item, mean operation is done to the analysis result that each data item draws in each time window, obtains the analysis result average of each data item in each time window.
Parsing is carried out to Monitoring Data and can obtain above-mentioned data item 1) to data item 13).
Step S205: each data item obtained and analysis result average thereof are shown.
Step S206: judge whether the analysis result average of each data item exceeds default alarm threshold, if it is performs step S207.
Step S207: data item analysis result average being exceeded to default alarm threshold scope carries out alarm mark.Alarm mark can adopt color mark to highlight.
For the data item that single supervision target has, such as data item 9) to 12), stored record can be carried out to the analysis result average of the data item of this supervision target of multiple time window, and to the history flight path of single supervision target with graphic software platform, by the selection to the some mark in history flight path, can check the time of institute's reconnaissance mark, highly, speed, the information such as position, also by checking the history flight path of single supervision target, the performance change process understanding blank pipe surveillance equipment can be contributed to.
For above-mentioned all data item, also each data item can be resolved in multiple time window the analysis result average obtained and give stored record, and show with statistical report form or patterned mode, be convenient to the situation of change of following the trail of each data item, be also convenient to inquire about the analysis result average of each data item at each time window.
Blank pipe surveillance equipment scans all supervision targets that it monitors, to obtain the Monitoring Data that each monitors target.Blank pipe surveillance equipment in scanning process each time, may occur certain or some monitor target undiscovered situation, that is to say that described blank pipe surveillance equipment in adjacent time period monitors certain or some monitor the discontinuous appearance of target.Preferably, in the method that the embodiment of the present invention provides, step can also be comprised:
Measure the number of times that same supervision target that in a time window, described blank pipe surveillance equipment monitors is found, draw the ratio of the number of times that the same supervision target that described blank pipe surveillance equipment monitors is found and a time window interscan total degree; Judge whether described ratio is greater than default alarm threshold, if it is provides alarm signal.Such as, in a time window, blank pipe surveillance equipment scanning total degree is that 15 times (every run-down obtains a Monitoring Data, the Monitoring Data obtained each time transfers to ground according to the time cycle of setting), wherein certain monitors that the number of times that target is found is 14 times, then judge whether 14/15 be greater than default alarm threshold, if it is provides alarm signal.Certain monitors that the number of times that target is found can obtain according to the quantity obtaining the packet of this supervision target in a time window.
The detection method of the blank pipe surveillance equipment that the embodiment of the present invention provides, resolved by the Monitoring Data transmitted blank pipe surveillance equipment, obtain multiple data item and analysis result average thereof, carry out compared with hand inspection with checkout equipments such as employing oscilloscopes of the prior art to blank pipe surveillance equipment, its implementation is simple, increase work efficiency, and avoid the use of checkout equipment.Carry out alarm prompt when certain one or more data item occurs abnormal, be conducive to finding fault in advance, improve the reliability of blank pipe surveillance equipment, ensure air traffic safety.
Fig. 3 show that the embodiment of the present invention provides another to the flow process of the detection method of blank pipe surveillance equipment.Consult Fig. 3, the embodiment of the present invention provide another the detection method of blank pipe surveillance equipment is comprised:
Step S301: described checkout gear extracts the Monitoring Data that described blank pipe surveillance equipment transmits within each time cycle from data receiver.
Step S302: the data volume of measuring the described Monitoring Data of the described blank pipe surveillance equipment transmission obtained within a time cycle, whether the data volume of the described Monitoring Data of the described blank pipe surveillance equipment transmission judging to extract from data receiver within a time cycle is zero, namely has the Monitoring Data that there is no the transmission of blank pipe surveillance equipment.If it is perform step S305, then return step S301, continue to extract Monitoring Data from data receiver, until the Monitoring Data of blank pipe surveillance equipment transmission.If otherwise perform step S303.
Step S303: the described Monitoring Data obtained is resolved, draws the analysis result of each data item and each data item.
Can comprise according to the data item that Monitoring Data obtains:
1) time of delay of described Monitoring Data is received.
2) in all packets acquired in the time cycle, Frame cyclic redundancy check (CRC) code CRC check misdata bag quantity and error rate, described error rate is CRC check misdata bag quantity and the ratio of packet total quantity that acquires in the time cycle.
3) in all packets acquired in the time cycle, the ratio of the packet total quantity acquired in the real data frame length of the Monitoring Data data packet number consistent with designation data block length angle value in described Monitoring Data packet and the time cycle.
4) data packet number of requisite information item is lacked in the Monitoring Data acquired in the time cycle.
5) data packet number that do not conform to the data format of described blank pipe surveillance equipment of the data format of Monitoring Data, and with the ratio of packet total quantity that acquires in the time cycle.
6) include the data packet number of illegal data value in Monitoring Data, and with the ratio of packet total quantity that acquires in the time cycle.
7) in each time cycle, the position offset of test responder.
8) ratio of supervision target total quantity that monitors with described blank pipe surveillance equipment of the supervision destination number of the discontinuous appearance that described blank pipe surveillance equipment monitors in adjacent time period.
9) height change value of the same supervision target that described blank pipe surveillance equipment monitors in adjacent time period.
10) the velocity variations value of the same supervision target that described blank pipe surveillance equipment monitors in adjacent time period.
11) the change in location value of the same supervision target that described blank pipe surveillance equipment monitors in adjacent time period.
12) the time marking changing value of the same supervision target that described blank pipe surveillance equipment monitors in adjacent time period.
13) in each time cycle, the percentage that the sector auxiliary information comprised in Monitoring Data is lost.
14) navigation uncertainty classification (the Navigation Uncertainty Category comprised in Monitoring Data, NUC) parameter, navigation integrity classification (Navigation Integrity Category, NIC) parameter, supervision integrity level (Surveillance Integrity Level, SIL) parameter.
During specific implementation, to partly or entirely resolving in above-mentioned data item, the analysis result of each data item can be obtained.
Step S304: judge whether the analysis result of each data item in above-mentioned data item exceeds default alarm threshold scope.If the analysis result of one of them or more than one data item exceeds default alarm threshold scope, then perform step S305.
Step S305: provide alarm signal.
Such as, data item 6), if the data packet number including illegal data value in Monitoring Data is greater than default alarm threshold 2, or the ratio of the packet total quantity obtained in the data packet number including illegal data value in Monitoring Data and the time cycle is greater than default alarm threshold 1/10, then provide alarm signal.Include illegal data value in Monitoring Data, namely characterize the data that blank pipe surveillance equipment collection or preliminary treatment obtain wrong, then can think and therefore provide alarm signal to point out timely maintenance by this blank pipe surveillance equipment hydraulic performance decline.And for example, data item 10), if the change in location value of the same supervision target that described blank pipe surveillance equipment monitors exceeds default alarm threshold value scope in adjacent time period, namely in adjacent time period, the change in location of the same supervision target that described blank pipe surveillance equipment monitors not in rational scope, then provides alarm signal.
The detection method to blank pipe surveillance equipment that the embodiment of the present invention provides, according to the feature of data itself, carry out subitem by the Monitoring Data transmitted blank pipe surveillance equipment to resolve, obtain multiple data item and analysis result thereof, the performance of blank pipe surveillance equipment is detected according to the Monitoring Data of blank pipe surveillance equipment transmission, break the detection mode of Traditional Thinking, propose a kind of new detection method.Carry out compared with hand inspection with the checkout equipment such as employing oscilloscope of the prior art to blank pipe surveillance equipment, its implementation is simple, increases work efficiency, and avoids the use of checkout equipment.Carry out alarm prompt when certain one or more data item occurs abnormal, be conducive to finding fault in advance, improve the reliability of blank pipe surveillance equipment, ensure air traffic safety.
The detection method of the blank pipe surveillance equipment shown in Fig. 3 that the embodiment of the present invention provides, a point parsing is carried out to the Monitoring Data of each time cycle blank pipe surveillance equipment transmission, judge whether the analysis result of each data item exceeds default alarm threshold scope, there is very strong real-time, the fault look-ahead that may be able to occur blank pipe surveillance equipment.The discriminatory analysis amount of the checkout equipment of corresponding blank pipe surveillance equipment is large, high to the requirement of the checkout equipment of blank pipe surveillance equipment.
In all examples be illustrated and described herein, any occurrence should be construed as merely exemplary, instead of as restriction, therefore, other examples of exemplary embodiment can have different values.
Fig. 4 shows the checkout gear of a kind of blank pipe surveillance equipment that the embodiment of the present invention provides, and is applied to the detection system to blank pipe surveillance equipment.Consult Fig. 4, the checkout gear of a kind of blank pipe surveillance equipment that the embodiment of the present invention provides, comprising:
Monitoring Data obtains unit 501, for obtaining the Monitoring Data that described blank pipe surveillance equipment transmits in each time window.A time window comprises K time cycle, K be greater than 1 integer.Blank pipe surveillance equipment transmission primaries Monitoring Data within a time cycle.
The mode that checkout gear obtains the Monitoring Data that described blank pipe surveillance equipment transmits within each time cycle can have multiple, and such as Monitoring Data directly can be transferred to checkout gear by blank pipe surveillance equipment.And for example, in the present embodiment, checkout equipment extracts the Monitoring Data of blank pipe surveillance equipment transmission within the time cycle of setting from data receiver.During specific implementation, Monitoring Data obtains unit, for extracting the Monitoring Data that described blank pipe surveillance equipment transmits in each time window from described data receiver, described Monitoring Data is the Monitoring Data that described blank pipe surveillance equipment sends to described data receiver.
Optionally, Monitoring Data obtains unit 501, can also be used for the quantity of the described Monitoring Data of measuring the described blank pipe surveillance equipment transmission of extracting from data receiver in a time window, and metric results is transferred to Alarm Unit.
Monitoring Data resolution unit 502, for resolving the described Monitoring Data obtained, draw the analysis result of each data item and each data item, mean operation is done to the analysis result of each data item in each time window, obtains the analysis result average of each data item in each time window.It is one or more that the data item obtained according to Monitoring Data can comprise in above-mentioned 14 data item.
Alarm Unit 503, for judging whether the analysis result average of each described data item exceeds default alarm threshold scope, if the described analysis result average of one of them or more than one described data item exceeds described default alarm threshold scope, then provide alarm signal.
Alarm Unit 503, also for judging whether the metric results that Monitoring Data acquisition unit 501 transmits is zero, if it is provides alarm signal.
Display unit 504, for resolving subitem each data item of obtaining and analysis result average is shown.
Display unit 504, can carry out Concurrent Display to the Monitoring Data of multiple blank pipe surveillance equipment transmission, by the switching of different passage, can view the Monitoring Data of different blank pipe surveillance equipment passage by seamless switching on same graphic display interface.
Display unit 504, for the data item that single supervision target has, such as data item 9) to 12), stored record can be carried out to the analysis result of the data item of this supervision target of multiple time cycle, and to the history flight path of single supervision target with graphic software platform, by the selection to the some mark in history flight path, can check the time of institute's reconnaissance mark, highly, speed, the information such as position, also by checking the history flight path of single supervision target, the performance change process understanding blank pipe surveillance equipment can be contributed to.
Display unit 504, for above-mentioned all data item, also each data item can be resolved within multiple time cycle the analysis result obtained and give stored record, and show with statistical report form or patterned mode, be convenient to the situation of change of following the trail of each data item, be also convenient to inquire about the analysis result of each data item in each time cycle.
Display unit 504, the functions such as background map (airport, air route, border, regulatory area, sector etc.) display, Target track displaying, the display of aircraft label can be realized, human-machine operation interactive function (convergent-divergent, screen move, range finding etc.) is provided simultaneously.
Display unit 504, can provide loop play, fast broadcasting, redirect or drag the functions such as broadcasting.
Fig. 5 show that the embodiment of the present invention provides another to the structure of the checkout gear of blank pipe surveillance equipment.Consult Fig. 5, the checkout gear to blank pipe surveillance equipment that the embodiment of the present invention provides, comprising:
Data acquiring unit 601, for obtaining the Monitoring Data that described blank pipe surveillance equipment transmits within each time cycle.
Data Analysis unit 602, for resolving the described Monitoring Data obtained, draws the analysis result of each data item and each data item.
Can comprise according to the data item that Monitoring Data obtains: above-mentioned data item 1) to data item 14) in one or more.
Alarm unit 603, for judging whether the analysis result of each described data item exceeds default alarm threshold scope, if the described analysis result of one of them or more than one described data item exceeds described default alarm threshold scope, then provide alarm signal.
If there is no the Monitoring Data of blank pipe surveillance equipment transmission within a time cycle, then illustrate that blank pipe surveillance equipment or data transmission link may exist fault, namely the data volume acquiring the Monitoring Data of blank pipe surveillance equipment transmission within a time cycle is zero, and may be used for characterizing blank pipe surveillance equipment may exist fault.Preferably,
Described data acquiring unit 601, also for measuring the data volume of the described Monitoring Data of the described blank pipe surveillance equipment transmission obtained within the described time cycle, is transferred to described alarm unit by metric results.
Described alarm unit 603, also for judging whether described metric results is zero, if so, then provides alarm signal.
Data display unit 604, for described data item and analysis result thereof being shown, exceeds the described data item of described default alarm threshold scope to adopt color mark to highlight to analysis result.
The checkout gear of the blank pipe surveillance equipment provided by the embodiment of the present invention, carry out compared with hand inspection with checkout equipments such as employing oscilloscopes of the prior art to blank pipe surveillance equipment, its implementation is simple, increases work efficiency, and avoids the use of checkout equipment.Carry out alarm prompt when certain one or more data item occurs abnormal, be conducive to finding fault in advance, improve the reliability of blank pipe surveillance equipment, ensure air traffic safety.
Unless specifically stated otherwise, otherwise the relative step of the parts of setting forth in these embodiments and step, numerical expression and numerical value do not limit the scope of the invention.
The device that the embodiment of the present invention provides, its technique effect realizing principle and generation is identical with preceding method embodiment, is concise and to the point description, and the not mentioned part of device embodiment part can with reference to corresponding contents in preceding method embodiment.
It should be noted that: similar letter (such as K) represents similar terms in various embodiments, therefore, once a certain item is defined in one embodiment, then do not need in other examples to define further it and explain.
Flow chart in accompanying drawing and block diagram show device according to multiple embodiment of the present invention, the architectural framework in the cards of method and computer program product, function and operation.In this, each square frame in flow chart or block diagram can represent a part for module, program segment or a code, and a part for described module, program segment or code comprises one or more executable instruction for realizing the logic function specified.Also it should be noted that at some as in the realization of replacing, the function marked in square frame also can be different from occurring in sequence of marking in accompanying drawing.Such as, in fact two continuous print square frames can perform substantially concurrently, and they also can perform by contrary order sometimes, and this determines according to involved function.Also it should be noted that, the combination of the square frame in each square frame in block diagram and/or flow chart and block diagram and/or flow chart, can realize by the special hardware based system of the function put rules into practice or action, or can realize with the combination of specialized hardware and computer instruction.
See Fig. 6, the embodiment of the present invention also provides a kind of device 400 of blank pipe surveillance equipment, comprising: processor 404, memory 401, bus 402 and communication interface 403, and described processor 404, communication interface 403 are connected by bus 402 with memory 401; The executable module of processor 404 for storing in execute store 401, such as computer program.
Wherein, memory 401 may comprise high-speed random access memory (RAM:Random Access Memory), also non-labile memory (non-volatile memory) may also be comprised, such as at least one magnetic disc store.Realize the communication connection between this system network element and at least one other network element by least one communication interface 403 (can be wired or wireless), can the Internet be used, wide area network, local network, metropolitan area network etc.
Bus 402 can be isa bus, pci bus or eisa bus etc.Described bus can be divided into address bus, data/address bus, control bus etc.For ease of representing, only representing with a four-headed arrow in Fig. 6, but not representing the bus only having a bus or a type.
Wherein, memory 401 is for storage program 405, described processor 404 is after acquiring execution instruction, perform described program 405, the construction unit of program 405 can see Fig. 3, the method performed by device of the stream procedure definition that aforementioned embodiment of the present invention any embodiment discloses can be applied in processor 404, or is realized by processor 404.
Processor 404 may be a kind of integrated circuit (IC) chip, has the disposal ability of signal.In implementation procedure, each step of said method can be completed by the instruction of the integrated logic circuit of the hardware in processor 404 or software form.Above-mentioned processor 404 can be general processor, comprises central processing unit (Central Processing Unit is called for short CPU), network processing unit (Network Processor is called for short NP) etc.; Can also be digital signal processor (DSP), application-specific integrated circuit (ASIC) (ASIC), field programmable gate array (FPGA) or other programmable logic devices, discrete gate or transistor logic, discrete hardware components.Can realize or perform disclosed each method, step and the logic diagram in the embodiment of the present invention.The processor etc. of general processor can be microprocessor or this processor also can be any routine.Step in conjunction with the method disclosed in the embodiment of the present invention directly can be presented as that hardware decoding processor is complete, or combines complete by the hardware in decoding processor and software module.Software module can be positioned at random asccess memory, flash memory, read-only memory, in the storage medium of this area maturations such as programmable read only memory or electrically erasable programmable memory, register.This storage medium is positioned at memory 401, and processor 404 reads the information in memory 401, completes the step of said method in conjunction with its hardware.
The embodiment of the present invention additionally provides a kind of detection system to blank pipe surveillance equipment.Consult Fig. 7, this, to the detection system of blank pipe surveillance equipment, comprises,
Blank pipe surveillance equipment 500, for data receiver transmission of monitoring data.
Data receiver 600, for receiving the Monitoring Data of described blank pipe surveillance equipment 500 transmission.
The checkout gear 700 of blank pipe surveillance equipment, for extracting the Monitoring Data that described blank pipe surveillance equipment transmits within each time cycle from described data receiver; The described Monitoring Data obtained is resolved, draws the analysis result of each data item and each data item; Judge whether the analysis result of each described data item exceeds default alarm threshold scope, if the described analysis result of one of them or more than one described data item exceeds described default alarm threshold scope, then provide alarm signal.
Optionally, the checkout gear 700 of blank pipe surveillance equipment, can also be used for extracting from described data receiver the Monitoring Data that described blank pipe surveillance equipment transmits in each time window; Item parsing is carried out to the described Monitoring Data obtained, draw the analysis result of each data item and each data item, mean operation is done to the analysis result of each data item in each time window, obtains the analysis result average of each data item in each time window; Judge whether the analysis result average of each described data item exceeds default alarm threshold scope, if the described analysis result of one of them or more than one described data item exceeds described default alarm threshold scope, then provide alarm signal.
The computer program carrying out the detection method of blank pipe surveillance equipment that the embodiment of the present invention provides, comprise the computer-readable recording medium storing program code, the instruction that described program code comprises can be used for performing the method described in previous methods embodiment, specific implementation see embodiment of the method, can not repeat them here.
Those skilled in the art can be well understood to, and for convenience and simplicity of description, the specific works process of the system of foregoing description, device and unit, with reference to the corresponding process in preceding method embodiment, can not repeat them here.
In several embodiments that the application provides, should be understood that disclosed system, apparatus and method can realize by another way.Device embodiment described above is only schematic, such as, the division of described unit, be only a kind of logic function to divide, actual can have other dividing mode when realizing, again such as, multiple unit or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some communication interfaces, and the indirect coupling of device or unit or communication connection can be electrical, machinery or other form.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.
If described function using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part of the part that technical scheme of the present invention contributes to prior art in essence in other words or this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. various can be program code stored medium.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; change can be expected easily or replace, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection range of claim.
Claims (10)
1. to a detection method for blank pipe surveillance equipment, it is characterized in that, be applied to the detection system to blank pipe surveillance equipment, described detection system comprises the checkout gear to blank pipe surveillance equipment, and described method comprises:
Described checkout gear obtains the Monitoring Data that described blank pipe surveillance equipment transmits in each time window; A described time window comprises K time cycle, K be greater than 1 integer;
The described Monitoring Data obtained in each time cycle is resolved, draw the analysis result of each data item and each data item described, mean operation is done to the analysis result that each data item draws in each time window, obtains the analysis result average of each data item in each time window;
Judge whether the described analysis result average of each data item exceeds default alarm threshold scope, if in each data item described, wherein the described analysis result average of at least one data item exceeds described default alarm threshold scope, then provide alarm signal.
2. method according to claim 1, is characterized in that, described checkout gear extracts the Monitoring Data that described blank pipe surveillance equipment transmits in each time window from described data receiver, comprising:
Described checkout gear extracts the Monitoring Data of described blank pipe surveillance equipment transmission from described data receiver;
The data volume of the described Monitoring Data of the described blank pipe surveillance equipment transmission that metering is extracted in a described time window from described data receiver, if the data volume of the described Monitoring Data obtained in a described time window is zero, then provide alarm signal; Continue the described Monitoring Data extracting the transmission of described blank pipe surveillance equipment, until obtain the described Monitoring Data of described blank pipe surveillance equipment transmission.
3. method according to claim 1, is characterized in that, the described described Monitoring Data to obtaining in each time cycle is resolved, and obtains at least one data item following:
Receive the time of delay of described Monitoring Data;
Frame cyclic redundancy check (CRC) code check errors data packet number and error rate, described error rate is Frame cyclic redundancy check (CRC) code check errors data packet number and the ratio of packet total quantity that obtains in the time cycle;
The ratio of the packet total quantity obtained in the real data frame length of the described Monitoring Data data packet number consistent with designation data block length angle value in described Monitoring Data packet and the time cycle;
The data packet number of requisite information item is lacked in the described Monitoring Data obtained in the time cycle;
In each time cycle, the position offset of test responder;
The data packet number that the data format of described Monitoring Data does not conform to the data format of described blank pipe surveillance equipment, and with the ratio of packet total quantity that obtains in the time cycle;
Include the data packet number of illegal data value in described Monitoring Data, and with the ratio of packet total quantity that obtains in the time cycle;
The ratio of total supervision destination number that supervision destination number and the described blank pipe surveillance equipment of the discontinuous appearance that described blank pipe surveillance equipment monitors in adjacent time period monitor;
The height change value of the same supervision target that described blank pipe surveillance equipment monitors in adjacent time period;
The velocity variations value of the same supervision target that described blank pipe surveillance equipment monitors in adjacent time period;
The change in location value of the same supervision target that described blank pipe surveillance equipment monitors in adjacent time period;
The time marking changing value of the same supervision target that described blank pipe surveillance equipment monitors in adjacent time period.
4. method according to claim 1, is characterized in that, described method also comprises:
The analysis result average of each data item and each data item is shown by described checkout gear;
If in each data item described, wherein the described analysis result average of at least one data item exceeds described default alarm threshold scope, then provide alarm signal, comprising:
If in each data item described, wherein the described analysis result average of at least one data item exceeds described default alarm threshold scope, then carry out alarm mark to the data item that described analysis result average exceeds described default alarm threshold scope.
5. to a detection method for blank pipe surveillance equipment, it is characterized in that, be applied to the checkout gear to blank pipe surveillance equipment, described method comprises:
Described checkout gear obtains the Monitoring Data that described blank pipe surveillance equipment transmits within each time cycle;
The described Monitoring Data obtained is resolved, draws the analysis result of each data item and each data item described;
Judge whether the analysis result of each data item exceeds default alarm threshold scope, if in each data item described, wherein the described analysis result of at least one data item exceeds described default alarm threshold scope, then provide alarm signal.
6. a checkout gear for blank pipe surveillance equipment, is applied to the detection system to blank pipe surveillance equipment, it is characterized in that, comprising:
Monitoring Data obtains unit, for obtaining the Monitoring Data that described blank pipe surveillance equipment transmits in each time window; A described time window comprises K time cycle, K be greater than 1 integer;
Monitoring Data resolution unit, for resolving the described Monitoring Data obtained, draw the analysis result of each data item and each data item described, mean operation is done to the analysis result that each data item draws in each time window, obtains the analysis result average of each data item in each time window;
Alarm Unit, for judging whether the described analysis result average of each data item exceeds default alarm threshold scope, if in each data item described, wherein the described analysis result average of at least one data item exceeds described default alarm threshold scope, then provide alarm signal.
7. the checkout gear of blank pipe surveillance equipment according to claim 6, is characterized in that, described detection system also comprises data receiver;
Described Monitoring Data obtains unit, for extracting the Monitoring Data that described blank pipe surveillance equipment transmits in each time window from described data receiver, described Monitoring Data is the Monitoring Data that described blank pipe surveillance equipment sends to described data receiver.
8. the checkout gear of blank pipe surveillance equipment according to claim 6, is characterized in that,
Described Alarm Unit, for judging whether the described analysis result average of each data item exceeds default alarm threshold scope, if in each data item described, wherein the described analysis result average of at least one data item exceeds described default alarm threshold scope, and the data item described analysis result average being exceeded to described default alarm threshold scope carries out alarm mark;
Described device also comprises: display unit, for the analysis result average of each described data item and each data item being shown.
9. a checkout gear for blank pipe surveillance equipment, is characterized in that, comprising:
Data acquiring unit, for obtaining the Monitoring Data that described blank pipe surveillance equipment transmits within each time cycle;
Data Analysis unit, for resolving the described Monitoring Data obtained, draws the analysis result of each data item and each data item described;
Alarm unit, for judging whether the analysis result of each described data item exceeds default alarm threshold scope, if in each data item described, wherein the described analysis result of at least one data item exceeds described default alarm threshold scope, then provide alarm signal.
10. to a detection system for blank pipe surveillance equipment, it is characterized in that, comprising:
Blank pipe surveillance equipment, for data receiver transmission of monitoring data;
Data receiver, for receiving the Monitoring Data of described blank pipe surveillance equipment transmission;
Checkout gear, for extracting the Monitoring Data that described blank pipe surveillance equipment transmits in each time window from described data receiver; A described time window comprises K time cycle, K be greater than 1 integer; The described Monitoring Data acquired in each time cycle is resolved, draw the analysis result of each data item and each data item described, mean operation is done to the analysis result that each data item draws in each time window, obtains the analysis result average of each data item in each time window; Judge whether the analysis result average of each described data item exceeds default alarm threshold scope, if in each data item described, wherein the described analysis result of at least one data item exceeds described default alarm threshold scope, then provide alarm signal.
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