CN205582288U - Parking stall is detected and bootstrap system - Google Patents
Parking stall is detected and bootstrap system Download PDFInfo
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- CN205582288U CN205582288U CN201620007373.6U CN201620007373U CN205582288U CN 205582288 U CN205582288 U CN 205582288U CN 201620007373 U CN201620007373 U CN 201620007373U CN 205582288 U CN205582288 U CN 205582288U
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Abstract
The utility model relates to a low power dissipation, with low costs, the high parking stall is detected and bootstrap system who detects the precision, the automatic rainfall acquisition and transmission system comprises a data acquisition module, parking stall detection module, wireless network control module, data center and the client terminal, data acquisition module includes the sensor array who is polygonally arranged, parking stall detection module control data collection module is perception parking stall state periodically, and collection and processing parking stall state information, send result and self code through the radio to wireless network control module, wireless network control module receives and handles the information that parking stall detection module sent, and carry out the secondary to the radio wave signal and detect and judge, the parking stall state who combines parking stall detection module obtains synthesizing parking stall use information, the initiative sends the result for data center, data center receives and handles the information that wireless network control module sent, reach the parking stall condition information in whole parking area, and the initiative is with the the client terminal of parking stall condition message routing for the user.
Description
Technical field
This utility model belongs to managing system of car parking technical field, particularly relates to a kind of parking stall measure and guides system and method.
Background technology
Along with the development of society, the recoverable amount of POV persistently increases.Tradition parking lot can not meet the parking needs of modern city, for improving parking lot utilization rate and parking service quality, market has occurred in that the managing system of car parking with parking stall measure ability.The functions such as managing system of car parking, main offer parking stall measure and idle parking stall are inquired about, Parking Fee statistics.
From parking stall measure technological means, currently existing scheme mainly has: technology based on earth's magnetic field detection, the method is when detecting the presence of vehicle, judge that parking stall is the most idle by the GEOMAGNETIC CHANGE on parking stall, but earth's magnetic field detection mode is easily disturbed by the vehicle of periphery parking stall, accuracy of detection is low, and geomagnetic sensor power consumption is relatively big, is not suitable for battery and powers；Large area deployment techniques based on light-intensity test, this mode is by the difference of detection parking stall light intensity with environmental light intensity, to judge whether parking stall has car, but this kind of mode needs to lay special reference mode, add unnecessary system cost, and the laying mode of single light intensity detector, also easily causes detection mistake；Parking stall measure technology based on sound detection, but this kind of mode needs more complicated audio signal processing method, and also easily disturbed by periphery parking stall vehicle, testing result credibility is the highest.Light intensity and sound transducer, have the advantages such as low cost is low in energy consumption, but existing scheme be all to use conventional sense and control mode, and therefore detection power consumption is relatively big, is also not suitable for battery and powers occasion.It is finally based on distance detection and the parking stall measure technology of photographic head, but both technical schemes, it is required for using relatively costly sensor, and these two kinds of sensor circuit complexity, power consumption are big, are therefore not suitable for large-scale parking lot.
In terms of the information mode of managing system of car parking, mainly by cable network and wireless network mode two kinds of optional schemes, wherein cable networks, owing to its wiring is loaded down with trivial details and relatively costly, therefore this kind of mode has been not preferred scheme.
Analyze based on above, existing parking stall measure technology and managing system of car parking, be primarily present that parking stall measure precision is not enough, detection node power consumption is relatively big, the shortcoming such as system complex and high cost.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of low in energy consumption, parking stall measure and the guiding system of low cost, high measurement accuracy.
This utility model solves parking stall measure and the guiding system that its technical problem is used, including data acquisition module, parking stall measure module, wireless network control module, data center and client terminal；Described data acquisition module is used for perception parking space state, including multiple sensors, and multiple described sensor is arranged in parking stall with Polygonal arrays form, sensor is placed on polygonal each summit, polygonal central point is the central point of parking stall, and polygonal central point is placed sensor or do not places；Described parking stall measure module is used for controlling data acquisition module periodically perception parking space state, and gather and process the parking space state information of data acquisition module perception, carry out the first judgement, obtain the first parking stall and use information, and actively send described first parking stall use information to wireless network control module and self encode；Described wireless network control module is for receiving and process the information that parking stall measure module sends, the radio wave signal produced when parking stall measure module is transmitted information simultaneously, carry out the second judgement, obtain the second parking stall and use information, and combine described first parking stall and use information and the second parking stall to use information to carry out comprehensive judgement, obtain final parking stall and use information, and actively result is sent to data center；Described data center, for receiving and process the information that wireless network control module sends, draws parking stall situation information, and actively parking stall situation information is sent to client terminal；Described client terminal is for receiving and the result of video data center feedback.
Further, the plurality of sensor is light sensor and/or sound transducer.
Further, described Polygonal arrays form is preferably rectangular, and central point does not place sensor
Further, described parking stall measure module includes that microcontroller, wireless transport module and auxiliary circuit, described microcontroller are low-power consumption connected mode with the connected mode of the low-power consumption sensor in data acquisition module.
Further, described low-power consumption connected mode is that low-power consumption sensor is connected with digital port and the analog digital conversion port of microcontroller.
Further, one or more in the down time that described parking stall uses information to include time parking stall is empty, parking stall has car, parking stall to have a car；Described parking stall situation information includes one or more in vacant parking stall number information, vacant parking stall positional information, vehicle parking temporal information, vehicle parking cost information.
Further, described wireless network control module includes bluetooth module, Zigbee module, WiFi module and 4G wireless module, includes bluetooth radio waveform characteristic extractor and parking space state arbiter inside it.
Further, the number of described wireless network control module is multiple, and each described wireless network control module at least can to carry out information mutual with plural parking stall measure module.
This utility model solves parking stall measure and the guiding system that its technical problem is used, and comprises the following steps
A. layout data acquisition module and parking stall measure module on each parking stall, controls the information of each parking stall of data acquisition module periodically perception by parking stall measure module；Data acquisition module includes multiple sensor in polygonal arrangement, and polygonal central point is the central point of parking stall；
B. the parking space information of parking stall measure modules acquiring data acquisition module perception, and parking space information is processed, carry out the first judgement, show that the first parking stall uses information；Parking stall measure module actively sends the first parking stall to wireless network control module and uses information and self encode；
C. wireless network control module receives the information that parking stall measure module transmits, and information is analyzed and processes, the radio wave signal produced when transmitting information in conjunction with parking stall measure module, carry out the second judgement, obtain the second parking stall and use information, and comprehensive descision show that final parking stall uses information；Wireless network control module active information after data center's transmission processes；
D. data center receives the information that wireless network control module sends, and processes information, draws parking stall situation information, and actively parking stall situation information is sent to client terminal；
E. client terminal receives and the result of video data center feedback.
Further, in step B, one or more in the down time that parking stall uses information to include time parking stall is empty, parking stall has car, parking stall to have a car；In step D, parking stall situation information includes one or more in vacant parking stall number information, vacant parking stall positional information, vehicle parking temporal information, vehicle parking cost information；In step E, the parking stall situation information that client obtains according to client terminal, select parking spot, check down time or expense, pick up the car or pay Parking Fee；Client terminal is mobile phone and/or vehicle-mounted computer and/or panel computer and/or notebook computer.
The beneficial effects of the utility model be low in energy consumption, cost is relatively low, high measurement accuracy, particularly as follows: (1) controls data acquisition module periodically perception parking space state by parking stall measure module, sensor and the average power consumption of parking stall measure module be can effectively reduce, power supply and extensive parking lot are conducive to；(2) improving accuracy of detection by two ways, one is to use suitable polygon sensor array, it is to avoid abnormal to a certain single-sensor is blocked；Two is during wireless network control module is to parking stall measure module transmission information, the radio waveform sent is carried out secondary detection, utilize vehicle that radio wave signal is blocked, again judge that parking stall is the most occupied, the parking stall comprehensive in conjunction with the information acquisition of parking stall measure module offer uses information, can improve the precision of parking stall measure further；(3) owing to substantially increasing the precision of parking stall measure, thus avoid the high-precision sensor that use cost is high, structure is complicated, power consumption is high, select low cost, low-power consumption sensor, preferably light sensor, thus reduce cost while ensure that high measurement accuracy.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of the present utility model；
Fig. 2 is the structured flowchart of an embodiment of the present utility model；
Fig. 3 is the attachment structure schematic diagram of an embodiment of the data acquisition module 1 that this utility model relates to；
Fig. 4 is the low-power consumption connection diagram of the sensor that relates to of this utility model and parking stall measure module；
The implication of numbering representative in figure: data acquisition module 1, sensor 11, parking stall measure module 2, microcontroller 21, microcontroller digital port 211, wireless transport module 22, auxiliary circuit 23, wireless network control module 3, data center 4, client terminal 5, microcontroller analog digital conversion port 212, resistor 10, parking stall 6.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further described.At this it should be noted that be only used for help for the explanation of these embodiments to understand this utility model, it is not intended that restriction of the present utility model.
As shown in Figures 1 to 4, parking stall measure of the present utility model and the system of guiding, including data acquisition module 1, parking stall measure module 2, wireless network control module 3, data center 4 and client terminal 5；Described data acquisition module 1 is for perception parking space state；When there being the into or out parking stall 6 of vehicle, sound can be sent or the light on parking stall 6 is produced impact, the mixing of sound transducer or light sensor or acousto-optic sensor therefore can be selected to carry out perception parking space state；Preferably, use light sensor, and light sensor is arranged on the ground on parking stall 6, when there is no vehicle on parking stall 6, light sensor can perceive light, and when there being vehicle on parking stall, light sensor can not perceive light, when there being vehicle to move on parking stall 6, light sensor can perceive the light of change；Described parking stall measure module 2 is used for controlling data acquisition module 1 periodically perception parking space state, gather and process the parking space state information of data acquisition module 1 perception, show that parking stall uses information, and actively send treated result and self coding to wireless network control module 3；Owing to parking stall measure module 2 controls data acquisition module 1 periodically perception parking space state, make data acquisition module 1 need not non-stop run for a long time, reduce power consumption；Parking stall measure module 2 includes microcontroller 21, wireless transport module 22 and auxiliary circuit 23, and microcontroller 21 is used for processing data, and wireless transport module 22 transfers data to wireless network control module 3；Microcontroller 21 is that low consumption circuit is connected and low-power consumption observing and controlling mode with the connected mode of sensor 11, this is a kind of wired connection mode, specifically refer to sensor be connected with digital port 211 and the analog digital conversion port 212 of microcontroller in parking stall measure module, microcontroller is turned on or off by digital port with controlling cycle sensor, when working sensor, the microcontroller information by analog digital conversion port processing sensor, it is achieved periodically low-power consumption detection；Described wireless network control module 3 is for receiving and process the information that parking stall measure module 2 sends, and actively result is sent to data center 4, described data center 4 is for receiving and process the information that wireless network control module 3 sends, draw parking stall situation information, and actively parking stall situation information is sent to client terminal 5, described client terminal 5 is for receiving and the result of video data center 4 feedback.It is opened and closed periodically owing to controlling data acquisition module 1 by parking stall measure module 2, can effectively reduce data acquisition module 1 and the average power consumption of parking stall measure module 2.
In order to improve the precision of parking stall measure, described data acquisition module 1 includes multiple sensor 11, and multiple described sensor 11 is arranged in parking stall with Polygonal arrays form, sensor is placed on polygonal each summit, and polygonal central point is placed sensor or do not places.Owing to using Polygonal arrays sensor, can significantly provide the precision of parking stall measure.Because the Detection results of parking stall central point is best, in prior art, the central points used in parking stall place single-sensor more, but if sensor is blocked by foreign body, abnormal blocking occur, then detection mistake easily occurs.If using the polygon sensor array of point centered by the central point of parking stall, the data of multiple sensors can form a matrix, have different detection patterns, some sensor has been blocked even if abnormal, also the probability of detection mistake can be substantially reduced, and owing to placed sensor on polygonal each summit, central point then can be placed or do not place, the impact on detection is little.One of them concrete polygon sensor array embodiments is as it is shown on figure 3, arrange that on each parking stall 11,4 sensors of 4 sensors form rectangular arranged shape, and central point does not place sensor.Described sensor 11 and described parking stall measure module 2 wired connection.And polygon sensor array can also be five-pointed star type, hexagon, do not limited by this embodiment.
As shown in Figure 4, the sensor 11 in sensor Polygonal arrays is connected with digital port and the analog digital conversion port of the microcontroller in parking stall measure module 2.Sensor 11 can be light sensor or sound transducer or the mixing of the two, preferably light sensor, and the sensor of selection is cheap, can be cost-effective.As an example, the multisensor array periodic low-power consumption detection process being made up of light sensor is as follows:
Sensor can detect light intensity transformation period sequence.Owing to sensor values exists device noise and environment noise, use wave digital lowpass filter.
Gathering a large amount of without car under difficult environmental conditions, car enters walks the data under three kinds of states with car.In actually detected, first obtain ought for the previous period in light intensity value sequence, use that dynamic time warping (dynamic time warping) method comparison current light intensity sequence and light sensor collect without car, car enters walks the sequence under three kinds of states with car, obtains the distance of current sequence and every kind of state.Dynamic time warping algorithm is used to weigh and compares two different seasonal effect in time series similarities of length.In parking stall measure, when car enters and leaves parking stall, the sensor values in the middle of parking stall can be caused to change, but due to speed and the difference of size, the sequence length that sensor detects can difference.Traditional Euclidean distance cannot characterize this kind of signal.Assume there are two signals:
A={ai, j=1,2 ..., n
B={bj, j=1,2 ..., m
Build a matrix, target be exactly find one make through the minimum path of the value summation of point.
Solving of optimization algorithm above uses recursive algorithm as follows:
D (i, j)=dis (ai, bj)+min{D (i-1, j), D (i-1, j-1), D (i, j-1) }
Finally according to this range information, k-nearest neighbor classifier (k-Nearest Neighbour Classifier) is used to obtain current parking space state i.e.: without car, car enters to be walked with car.Algorithm steps is:
A: use dynamic time warping algorithm, calculates the distance of sequence to be measured and each sequence of sample space, k the point that selected distance is minimum；
That class that in b:k sample point, classification is most is the classification of current sequence.
In order to improve the precision of parking stall measure further, described parking stall measure module 2 sends through the first the first parking stall use information judged by radio wave signal to wireless network control module 3, described wireless network control module 3 receives the radio wave signal that parking stall measure module 2 sends, detected whether that radio wave signal is formed by vehicle to block simultaneously, carry out second time specifically according to the radio waveform amplitude extracted to judge, obtain the second parking stall and use information.Radio wave signal owing to using wireless network control module 3 to send parking stall measure module 2 detects, and extract characteristic signal, can determine whether out with or without vehicle, radio signal to be blocked, detection parking stall is the most occupied again, described wireless network control module 3 uses informix to judge parking stall final utilization state by the parking stall that radio wave signal and parking stall measure module 2 send, show that final parking stall uses information, the accuracy of detection of parking stall can be improved further.The method of comprehensive descision can be: the first parking stall uses information to use information with the second parking stall, has the status information of one for there being car, and i.e. comprehensive state is for there being car.As shown in Figure 3, parking stall measure module 2 is deployed in parking stall central authorities, when vehicle is stopped on parking stall, will necessarily block the radio signal that parking stall measure controller sends, wireless network control module 3 blocks the change of signal by detection, further determines that whether parking stall has car.Radio wave serves not only as the carrier of transmission information, and is meanwhile utilized and carries out second time and judge that parking stall uses information, can reach to make full use of existing comprising modules, not increase additional economic, human cost and improve again the technique effect of accuracy of detection.
The flow process of each parking stall measure is as follows:
1. to after certain time during the counter counts in the microcontroller in parking stall measure module 2, microprocessor controls parking stall measure module 2 enters mode of operation from sleep pattern, and controls sensor 11 and open, sensor 11 perception parking stall and the information of periphery thereof；
2. the microcontroller of parking stall measure module 2, by the physical data of analog digital conversion port continuous acquisition sensor 11 perception, then closure sensor；And the data gathered are carried out digital filtering, feature extraction and data classification, tentatively judge that parking stall uses state, complete parking stall measure；
3. parking stall measure module 2 sends current parking stall by radio and uses information and Self address coding, and then the microcontroller in parking stall measure module empties timer reclocking, and controls parking stall measure module entrance sleep pattern；
4. wireless network control module 3 receives the RI radio intelligence from parking stall measure module 2, and extracts radio waveform feature, usually amplitude, again judges that obtaining second parking stall uses information；
5. after wireless network control module 3 completes the secondary detection to parking stall, the testing result of comprehensive parking stall detection module, draw the final utilization information of parking stall, and sent to data center 4 by wireless form；
6. Polygonal arrays sensor 11 information of the comprehensive all parking stalls of data center 4, all parking space information in statistics parking lot, and send information to client terminal 5 by network；
7. client terminal 5 shows the information of customization, completes parking stall expense payment etc..
In order to make whole parking stall measure with to guide system structure simple, as in figure 2 it is shown, the number of described wireless network control module 3 is multiple, each described wireless network control module 3 at least can to carry out information mutual with plural parking stall measure module 2.One wireless network control module 3 receives the information that the parking stall measure module 2 on multiple parking stall transmits, and the quantity that can make wireless network control module 3 is the fewest, and the scope receiving signal is the biggest.
Finally, data center 4 collects all parking space information in parking lot, monitors the running status in whole parking lot in real time, and parking lot state pushes to each client terminal 5 (display screen, mobile phone etc.).Data center 4 simultaneously, also process the various service requests from each client terminal 5, as paid parking fee, inquiring about vacant parking stall, parking stall navigation etc..
Specifically, one or more in the down time that described parking stall uses information to include time parking stall is empty, parking stall has car, parking stall to have a car.
Specifically, one or more during described parking stall situation information includes vacant parking stall number information, vacant parking stall positional information, vehicle parking temporal information, vehicle parking cost information.
Parking stall measure of the present utility model and the system of guiding, it is characterised in that: comprise the following steps
A. layout data acquisition module 1 and parking stall measure module 2 on each parking stall, the information of each parking stall of data acquisition module 1 periodically perception is controlled by parking stall measure module 2, data acquisition module includes multiple sensor in polygonal arrangement, and polygonal central point is the central point of parking stall；
B. parking stall measure module 2 gathers the parking space information of data acquisition module 1 perception, and processes parking space information, tentatively judges that parking stall uses state, show that parking stall uses information；Parking stall measure module 2 actively sends parking stall to wireless network control module 3 and uses information and self encode；
C. wireless network control module 3 receives the information that parking stall measure module 2 transmits, and information is analyzed and processes, the radio wave signal produced when transmitting information in conjunction with parking stall measure module 2, judges that parking stall uses state again, show that final parking stall uses information；Wireless network control module 3 active information after data center 4 transmission processes；
D. data center 4 receives the information that wireless network control module 3 sends, and processes information, draws wherein parking stall situation information, and actively parking stall situation information is sent to client terminal 5；
E. client terminal 5 receives and the result of video data center 4 feedback.
Specifically, in step B, one or more in the down time that parking stall uses information to include time parking stall is empty, parking stall has car, parking stall to have a car；In step D, parking stall situation information includes one or more in vacant parking stall number information, vacant parking stall positional information, vehicle parking temporal information, vehicle parking cost information；In step E, client according to the parking stall situation information obtained according to client terminal 5, selects parking spot, checks down time or expense, pick up the car or pay Parking Fee；Client terminal 5 is mobile phone and/or vehicle-mounted computer and/or panel computer and/or notebook computer.
It is last that it is noted that obviously above-described embodiment is only for clearly demonstrating this utility model example, and not restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also cannot all of embodiment be given exhaustive.And the obvious change thus amplified out or variation still in protection domain of the present utility model among.
Claims (8)
1. parking stall measure and the system of guiding, it is characterised in that include data acquisition module (1), parking stall measure module (2), wireless network control module (3), data center (4) and client terminal (5)；
Described data acquisition module (1) is used for perception parking space state, including multiple sensors (11), and multiple described sensor (11) is arranged in parking stall with Polygonal arrays form, polygonal central point is the central point of parking stall, sensor is placed on polygonal each summit, and polygonal central point is placed sensor or do not places；
Described parking stall measure module (2) is used for controlling data acquisition module (1) periodically perception parking space state, and gather and process the parking space state information of data acquisition module (1) perception, carry out the first judgement, obtain the first parking stall and use information, and actively send described first parking stall use information to wireless network control module (3) and self encode；
Described wireless network control module (3) is used for receiving and process the information that parking stall measure module (2) sends, the radio wave signal produced when parking stall measure module (2) is transmitted information simultaneously, carry out the second judgement, obtain the second parking stall and use information, and combine described first parking stall and use information and the second parking stall to use information to carry out comprehensive judgement, obtain final parking stall and use information, and actively result is sent to data center (4)；
Described data center (4) is used for receiving and process the information that wireless network control module (3) sends, and draws parking stall situation information, and actively parking stall situation information is sent to client terminal (5)；
Described client terminal (5) is for the result received and video data center (4) is fed back.
Parking stall measure the most according to claim 1 and the system of guiding, it is characterised in that: the plurality of sensor (11) is light sensor and/or sound transducer.
Parking stall measure the most according to claim 1 and the system of guiding, it is characterised in that: described Polygonal arrays form is rectangle, and central point does not place sensor.
Parking stall measure the most according to claim 1 and the system of guiding, it is characterized in that: described parking stall measure module (2) includes that microcontroller (21), wireless transport module (22) and auxiliary circuit (23), described microcontroller (21) are low-power consumption connected mode with the connected mode of the sensor (11) in data acquisition module (1).
Parking stall measure the most according to claim 4 and the system of guiding, it is characterised in that: described low-power consumption connected mode, specially sensor (11) are connected with digital port and the analog digital conversion port of microcontroller (21).
Parking stall measure the most according to claim 1 and the system of guiding, it is characterised in that: one or more in the down time that described parking stall uses information to include time parking stall is empty, parking stall has car, parking stall to have a car；Described parking stall situation information includes one or more in vacant parking stall number information, vacant parking stall positional information, vehicle parking temporal information, vehicle parking cost information.
Parking stall measure the most according to claim 1 and the system of guiding, it is characterized in that: described wireless network control module (3) includes bluetooth module, Zigbee module, WiFi module and 4G wireless module, includes bluetooth radio waveform characteristic extractor and parking space state arbiter inside it.
Parking stall measure the most according to claim 7 and the system of guiding, it is characterized in that: the number of described wireless network control module (3) is multiple, each described wireless network control module at least can to carry out information mutual with plural parking stall measure module (2).
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| CN201620007373.6U CN205582288U (en) | 2016-01-04 | 2016-01-04 | Parking stall is detected and bootstrap system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105825705A (en) * | 2016-01-04 | 2016-08-03 | 杨彦兵 | Parking stall detecting and guiding system and method |
| CN110335491A (en) * | 2018-03-29 | 2019-10-15 | 广东中科陆普物联网络科技有限公司 | Parking space detector and control method of parking |
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2016
- 2016-01-04 CN CN201620007373.6U patent/CN205582288U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105825705A (en) * | 2016-01-04 | 2016-08-03 | 杨彦兵 | Parking stall detecting and guiding system and method |
| CN110335491A (en) * | 2018-03-29 | 2019-10-15 | 广东中科陆普物联网络科技有限公司 | Parking space detector and control method of parking |
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