CN104394507B - It is a kind of to solve the method and system that alarm region is failed to report by buffer area - Google Patents
It is a kind of to solve the method and system that alarm region is failed to report by buffer area Download PDFInfo
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- CN104394507B CN104394507B CN201410638468.3A CN201410638468A CN104394507B CN 104394507 B CN104394507 B CN 104394507B CN 201410638468 A CN201410638468 A CN 201410638468A CN 104394507 B CN104394507 B CN 104394507B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
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Abstract
The present invention provide it is a kind of the method failed to report of alarm region is solved by buffer area, include the following steps: 1, in GPS monitoring system to running speed V1, it is maximum on call time T1, alarm region, buffer area, the link length L2 in alarm region be configured and store；2, GPS vehicle-mounted terminal equipment receives and monitors the alarm region, buffer area and the L2 that are issued by GPS monitoring system；3, it after vehicle enters buffer area, calculates into the T2 that calls time in the maximum behind buffer area, a position is reported with the interval of every T2 at this time；4, after vehicle enters alarm region, GPS vehicle-mounted terminal equipment is alarmed alarm region is triggered；5, after vehicle is driven out to alarm region, a position is reported to restore to every T1 to report a position every T2, into listening mode and waiting is alarmed next time.The system that alarm region is failed to report is solved by buffer area the present invention also provides a kind of, the pressure for reducing system ensures that region is failed to report.
Description
Technical field
The present invention relates to a kind of vehicle GPS alignment systems, more particularly to one kind to solve alarm region by buffer area and fail to report
Method and system.
Background technique
In the Zone Alerts applied based on GPS location, then the main real time GPS position by obtaining vehicle judges
Whether the position is in specified regional scope, and then trigger area is alarmed if it is within range.But the method for this Zone Alerts is deposited
In certain defect.As shown in Figure 1, when vehicle with the speed of 100km/h when driving, can move forward 833 meters within vehicle every 30 seconds,
That is l2=833 meters of the distance between A point and C point in Fig. 1, and the regional diameter for triggering alarm is needed there was only 500 meters, i.e. A in Fig. 1
L1=500 meters of the distance between point and B point.The frequency that a position was reported according to 30 seconds, after alarm point A is reported once, under
Secondary reports position will be in alarm point C, and vehicle has travelled 833 meters at this time, it is clear that alarm region has been had passed over, to generate
Fail to report problem.Certainly we, which can be improved, reports the frequency of position to solve the problems, such as this.But GPS position information needs after reporting
A large amount of operations judge regional scope.Therefore report frequency more intensive, consumed Internet resources, server calculation resources,
Storage resource can be more, and car-mounted terminal operation pressure will be bigger, so that making the overall performance of system reduces.It can be seen that existing
Some technologies, system can cause bottleneck because pressure is big if improving the frequency that GPS location reports, if reducing reporting position frequency
Rate, which just has the problem of failing to report, to be existed.Alarm region diameter in Fig. 1 has 500 meters, but in actual application scenarios, zone of alarm
Domain is far not achieved 500 meters.For example public transport pulls in and is triggered to station prompting function, the region of bus station may only have hundred meters or so,
The probability failed to report in this way will increase.
Summary of the invention
One of the technical problem to be solved in the present invention is to provide a kind of side failed to report by buffer area solution alarm region
Method reports frequency using zone buffer and dynamic modification GPS, and the pressure of system can be reduced by, which reaching, ensures that region is reported
The purpose of alert success rate.
One of problem of the invention is achieved in that
A method of alarm region is solved by buffer area and is failed to report, is included the following steps:
Step 1, be arranged in GPS monitoring system running speed V1 and vehicle it is maximum on call time T1, GPS monitoring system
Running speed V1 is regarded as the average speed of vehicle driving, the maximum traveling span L 1=V1*T1 of vehicle is calculated according to V1 and T1；
Drawn out on the map operation interface in GPS monitoring system according to the road in the region and its place that need to alarm alarm region and
Road, and the link length L2 in the alarm region is calculated by the distance measurement tools of map, when L2 is less than L1,
Scaled alarm region is generated buffer area by GPS monitoring system, is greater than until being located at the link length inside buffer area
Or it is equal to L1；Alarm region, buffer area, L2, V1 and T1 are stored to GPS monitoring system again；When L2 is not less than L1, GPS prison
Control system does not generate buffer area, reports a position that alarm region is avoided to fail to report with the interval of every T1；
Step 2, GPS vehicle-mounted terminal equipment receive and monitor the alarm region issued by GPS monitoring system, buffer area and
L2；
Before step 3, vehicle enter buffer area, GPS vehicle-mounted terminal equipment reports a position to go forward side by side with the interval of every T1
Row monitoring, after GPS vehicle-mounted terminal equipment, which monitors vehicle, enters buffer area, GPS monitoring system monitors the speed of driving at this time
V2 is spent, is calculated according to V2 and L2 into the T2=L2/V2 that calls time in the maximum behind buffer area, at this time GPS vehicle-mounted terminal equipment
A position will be reported with the interval of every T2 and be monitored；
Step 4, GPS vehicle-mounted terminal equipment monitor after vehicle enters alarm region, and GPS vehicle-mounted terminal equipment will triggering report
Police region alarms in domain；
Step 5, GPS vehicle-mounted terminal equipment monitor after vehicle is driven out to alarm region, report a position to restore every T2
After reporting a position to every T1, then start to report position, under GPS vehicle-mounted terminal equipment will enter listening mode and wait at this time
Primary alarm.
The second technical problem to be solved by the present invention, is to provide and a kind of is by what buffer area solved that alarm region fails to report
System reports frequency using zone buffer and dynamic modification GPS, and the pressure of system can be reduced by, which reaching, ensures that region is reported
The purpose of alert success rate.
The two of problem of the invention, are achieved in that
It is a kind of to solve the system that alarm region is failed to report, including parameter setting module, parameter monitoring module, meter by buffer area
Calculate module, triggering alarm module, interval conversion module；
The parameter setting module, in GPS monitoring system be arranged running speed V1 and vehicle it is maximum on give the correct time
Between T1, GPS monitoring system regards running speed V1 as the average speed of vehicle driving, calculates the maximum row of vehicle according to V1 and T1
Sail span L 1=V1*T1；According to the road in the region and its place that need to alarm on the map operation interface in GPS monitoring system
Alarm region and road are drawn out, and calculates the link length in the alarm region by the distance measurement tools of map
L2, when L2 is less than L1, scaled alarm region is generated buffer area by GPS monitoring system, until being located in buffer area
The link length in portion is greater than or equal to L1；Alarm region, buffer area, L2, V1 and T1 are stored to GPS monitoring system again；Work as L2
When not less than L1, GPS monitoring system does not generate buffer area, reports a position that alarm region is avoided to leak with the interval of every T1
Report；
The parameter monitoring module receives for GPS vehicle-mounted terminal equipment and monitors the alarm issued by GPS monitoring system
Region, buffer area and L2；
The computing module, before entering buffer area for vehicle, GPS vehicle-mounted terminal equipment reports one with the interval of every T1
Secondary position is simultaneously monitored, and after GPS vehicle-mounted terminal equipment, which monitors vehicle, enters buffer area, GPS monitoring system monitors this
When running speed V2, calculated according to V2 and L2 into the T2=L2/V2 that calls time in the maximum behind buffer area, at this time GPS vehicle
Mounted terminal equipment will report a position with the interval of every T2 and be monitored；
The triggering alarm module monitors after vehicle enters alarm region for GPS vehicle-mounted terminal equipment, and GPS is vehicle-mounted
Terminal device is alarmed alarm region is triggered；
The interval conversion module monitors after vehicle is driven out to alarm region for GPS vehicle-mounted terminal equipment, will be on every T2
It reports a position to restore to every T1 after reporting a position, then starts to report position, GPS vehicle-mounted terminal equipment will enter prison at this time
It listens mode and waits and alarm next time.
The present invention has the advantage that the present invention reports frequency using zone buffer and dynamic modification GPS, reach must
It is actively improved when wanting and reports frequency, GPS is actively reduced when inessential and reports frequency, solve fixed frequency bring high-frequency wave
Charge system resource, system pressure are big；Although low frequency can be relieved system pressure, but exist and fail to report alert risk.To the present invention
It can achieve the purpose that the pressure that can reduce system ensures that Zone Alerts success rate.
Detailed description of the invention
The present invention is further illustrated in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the schematic diagram that alarm region is failed to report.
Fig. 2 is the schematic diagram that buffer area is generated in the present invention.
Specific embodiment
It please refers to shown in Fig. 2, a method of alarm region is solved by buffer area and is failed to report, is included the following steps:
Step 1, be arranged in GPS monitoring system running speed V1 and vehicle it is maximum on call time T1, GPS monitoring system
Running speed V1 is regarded as the average speed of vehicle driving, it is assumed that V1=120km/h, T=30s calculate vehicle according to V1 and T1
Maximum traveling span L 1=V1*T1=((120*1000)/60/60) * 30=1000m；According to the region and its institute that need to be alarmed
Road alarm region and road, and the distance for passing through map are drawn out on the map operation interface in GPS monitoring system
Measuring tool calculates the link length L2 in the alarm region, i.e. length between position B and position C, it is assumed that L2=
131m, L2 is less than L1 at this time, and scaled alarm region is generated buffer area by GPS monitoring system, until being located at buffer area
Internal link length is greater than or equal to L1, i.e. length between position A and position D is greater than or is equal to L1；Again by zone of alarm
Domain, buffer area, L2, V1 and T1 are stored to GPS monitoring system；
Step 2, GPS vehicle-mounted terminal equipment receive and monitor the alarm region issued by GPS monitoring system, buffer area and
L2；
Before step 3, vehicle enter buffer area, GPS vehicle-mounted terminal equipment reports a position to go forward side by side with the interval of every 30s
Row monitoring, after GPS vehicle-mounted terminal equipment, which monitors vehicle, enters buffer area, GPS monitoring system monitors the speed of driving at this time
V2 is spent, is calculated according to V2 and L2 into calling time T2=L2/V2=131/ (120*1000/3600) in the maximum behind buffer area
≈ 3.9s, GPS vehicle-mounted terminal equipment will report a position with the interval of every 3.9s and be monitored at this time；
Step 4, GPS vehicle-mounted terminal equipment monitor after vehicle enters alarm region, and GPS vehicle-mounted terminal equipment will triggering report
Police region alarms in domain；
Step 5, GPS vehicle-mounted terminal equipment monitor after vehicle is driven out to alarm region, report a position extensive every 3.9s
After reporting a position to every 30s again, then start to report position, GPS vehicle-mounted terminal equipment will enter listening mode and wait at this time
To alarm next time.
It is a kind of to solve the system that alarm region is failed to report, including parameter setting module, parameter monitoring module, meter by buffer area
Calculate module, triggering alarm module, interval conversion module；
The parameter setting module, in GPS monitoring system be arranged running speed V1 and vehicle it is maximum on give the correct time
Between T1, GPS monitoring system regards running speed V1 as the average speed of vehicle driving, it is assumed that V1=120km/h, T=30s, according to
V1 and T1 calculates vehicle maximum traveling span L 1=V1*T1=((120*1000)/60/60) * 30=1000m；According to need
The region of alarm and its road at place draw out alarm region and road on the map operation interface in GPS monitoring system,
And calculate the link length L2 in the alarm region by the distance measurement tools of map, i.e. between position B and position C
Length, it is assumed that L2=131m, L2 is less than L1 at this time, and scaled alarm region is generated buffer area by GPS monitoring system, directly
It is greater than or equal to L1 to the link length being located inside buffer area, i.e. length between position A and position D is greater than or is equal to
L1；Alarm region, buffer area, L2, V1 and T1 are stored to GPS monitoring system again；
The parameter monitoring module receives for GPS vehicle-mounted terminal equipment and monitors the alarm issued by GPS monitoring system
Region, buffer area and L2；
The computing module, before entering buffer area for vehicle, GPS vehicle-mounted terminal equipment is reported with the interval of every 30s
Position is simultaneously monitored, and after GPS vehicle-mounted terminal equipment, which monitors vehicle, enters buffer area, GPS monitoring system is monitored
Running speed V2 at this time is calculated according to V2 and L2 into the T2=L2/V2=131/ that calls time in the maximum behind buffer area
(120*1000/3600) ≈ 3.9s, GPS vehicle-mounted terminal equipment will report a position with the interval of every 3.9s and supervise at this time
Control；
The triggering alarm module monitors after vehicle enters alarm region for GPS vehicle-mounted terminal equipment, and GPS is vehicle-mounted
Terminal device is alarmed alarm region is triggered；
The interval conversion module monitors after vehicle is driven out to alarm region for GPS vehicle-mounted terminal equipment, by every 3.9s
It reports a position to restore to every 30s after reporting a position, then starts to report position, GPS vehicle-mounted terminal equipment will be at this time
Enter listening mode and wait and alarms next time.
Wherein, it behind vehicle driving to buffer area, can adjust T2 to T1, if T2 is less than or equal to 3.9s at this time, just reporting
Police region reports position in domain at least once, to trigger alarm, prevents from the phenomenon that alarm region is failed to report in this way.
Although specific embodiments of the present invention have been described above, those familiar with the art should be managed
Solution, we are merely exemplary described specific embodiment, rather than for the restriction to the scope of the present invention, it is familiar with this
The technical staff in field should be covered of the invention according to modification and variation equivalent made by spirit of the invention
In scope of the claimed protection.
Claims (2)
1. a kind of solve the method that alarm region is failed to report by buffer area, characterized by the following steps:
Step 1, be arranged in GPS monitoring system running speed V1 and vehicle it is maximum on call time T1, GPS monitoring system view should
Running speed V1 is the average speed of vehicle driving, calculates the maximum traveling span L 1=V1*T1 of vehicle according to V1 and T1；Root
Alarm region and road are drawn out on the map operation interface in GPS monitoring system according to the road in the region and its place that need to alarm
Road, and the link length L2 in the alarm region is calculated by the distance measurement tools of map, when L2 is less than L1, GPS
Scaled alarm region is generated buffer area by monitoring system, until the link length inside buffer area is greater than or waits
In L1；Alarm region, buffer area, L2, V1 and T1 are stored to GPS monitoring system again；When L2 is not less than L1, GPS monitoring system
System does not generate buffer area, reports a position that alarm region is avoided to fail to report with the interval of every T1；
Step 2, GPS vehicle-mounted terminal equipment receive and monitor the alarm region, buffer area and the L2 that are issued by GPS monitoring system；
Before step 3, vehicle enter buffer area, GPS vehicle-mounted terminal equipment reports a position with the interval of every T1 and is supervised
Control, after GPS vehicle-mounted terminal equipment, which monitors vehicle, enters buffer area, GPS monitoring system monitors running speed V2 at this time,
It is calculated according to V2 and L2 into the T2=L2/V2 that calls time in the maximum behind buffer area, GPS vehicle-mounted terminal equipment will be with every at this time
The interval of T2 reports a position and is monitored；
Step 4, GPS vehicle-mounted terminal equipment monitor after vehicle enters alarm region, and GPS vehicle-mounted terminal equipment will trigger zone of alarm
It alarms in domain；
Step 5, GPS vehicle-mounted terminal equipment monitor after vehicle is driven out to alarm region, report a position to restore to every every T2
After T1 reports a position, then start to report position, GPS vehicle-mounted terminal equipment will enter listening mode and wait next time at this time
Alarm.
2. a kind of solve the system that alarm region is failed to report by buffer area, it is characterised in that: supervised including parameter setting module, parameter
Control module, computing module, triggering alarm module, interval conversion module；
The parameter setting module, for be arranged in GPS monitoring system running speed V1 and vehicle it is maximum on call time T1,
GPS monitoring system regards running speed V1 as the average speed of vehicle driving, according to V1 and T1 calculate the maximum traveling of vehicle across
Spend L1=V1*T1；It is drawn on the map operation interface in GPS monitoring system according to the road in the region and its place that need to alarm
Alarm region and road out, and the link length L2 in the alarm region is calculated by the distance measurement tools of map, when
When L2 is less than L1, scaled alarm region is generated buffer area by GPS monitoring system, until being located at the road inside buffer area
Road length is greater than or equal to L1；Alarm region, buffer area, L2, V1 and T1 are stored to GPS monitoring system again；When L2 is not less than
When L1, GPS monitoring system does not generate buffer area, reports a position that alarm region is avoided to fail to report with the interval of every T1；
The parameter monitoring module receives for GPS vehicle-mounted terminal equipment and monitors the zone of alarm issued by GPS monitoring system
Domain, buffer area and L2；
The computing module, before entering buffer area for vehicle, GPS vehicle-mounted terminal equipment reports primary position with the interval of every T1
It sets and is monitored, after GPS vehicle-mounted terminal equipment, which monitors vehicle, enters buffer area, GPS monitoring system is monitored at this time
Running speed V2 is calculated according to V2 and L2 into the T2=L2/V2 that calls time in the maximum behind buffer area, at this time GPS vehicle-mounted end
End equipment will report a position with the interval of every T2 and be monitored；
The triggering alarm module monitors after vehicle enters alarm region, GPS car-mounted terminal for GPS vehicle-mounted terminal equipment
Equipment is alarmed alarm region is triggered；
The interval conversion module monitors after vehicle is driven out to alarm region for GPS vehicle-mounted terminal equipment, every T2 is reported one
Secondary position is restored to every T1 after reporting a position, then starts to report position, and GPS vehicle-mounted terminal equipment, which will enter, at this time monitors mould
Formula and wait alarm next time.
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| CN201410638468.3A CN104394507B (en) | 2014-11-13 | 2014-11-13 | It is a kind of to solve the method and system that alarm region is failed to report by buffer area |
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| CN201410638468.3A CN104394507B (en) | 2014-11-13 | 2014-11-13 | It is a kind of to solve the method and system that alarm region is failed to report by buffer area |
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| CN104394507A CN104394507A (en) | 2015-03-04 |
| CN104394507B true CN104394507B (en) | 2019-08-20 |
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| CN109118829A (en) * | 2018-09-10 | 2019-01-01 | 北京航空航天大学东营研究院 | A kind of airport personnel dynamic monitoring and controlling method and system |
| CN112200101B (en) * | 2020-10-15 | 2022-10-14 | 河南省交通规划设计研究院股份有限公司 | Video monitoring and analyzing method for maritime business based on artificial intelligence |
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| CN102409678A (en) * | 2011-09-26 | 2012-04-11 | 武汉理工大学 | GPS (global positioning system)-based dam concrete material tank collision monitoring and navigation positioning method |
| CN103144655A (en) * | 2012-11-14 | 2013-06-12 | 丹东东方测控技术有限公司 | Method for realizing collision warning of electric locomotive by using GPS (Global Positioning System) means |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101140699A (en) * | 2007-09-27 | 2008-03-12 | 深圳华强信息产业有限公司 | Circuit inspect method based on vehicle mounted GPS terminal |
| CN101391589A (en) * | 2008-10-30 | 2009-03-25 | 上海大学 | Vehicle intelligent alarming method and device |
| CN102409678A (en) * | 2011-09-26 | 2012-04-11 | 武汉理工大学 | GPS (global positioning system)-based dam concrete material tank collision monitoring and navigation positioning method |
| CN103144655A (en) * | 2012-11-14 | 2013-06-12 | 丹东东方测控技术有限公司 | Method for realizing collision warning of electric locomotive by using GPS (Global Positioning System) means |
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