CN103390352B - A kind of geomagnetic parking stall detector and detection system - Google Patents
A kind of geomagnetic parking stall detector and detection system Download PDFInfo
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- CN103390352B CN103390352B CN201210364824.8A CN201210364824A CN103390352B CN 103390352 B CN103390352 B CN 103390352B CN 201210364824 A CN201210364824 A CN 201210364824A CN 103390352 B CN103390352 B CN 103390352B
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Abstract
The invention provides a kind of geomagnetic parking stall detector and supervisory system, this geomagnetic parking stall detector includes geomagnetic sensor, the multiple wireless terminal transceivers be connected by universal serial bus with geomagnetic sensor respectively, multiple wireless transmission trunk station and wireless transmission exchange station; This wireless terminal transceiver intercoms mutually with nearest two wireless transmission trunk stations, for by data packets corresponding for the testing result of geomagnetic sensor to wireless transmission trunk station, the intercommunication at this wireless transmission trunk station, for selecting shortest path by data packets corresponding for testing result to wireless transmission exchange station, wherein this wireless transmission exchange station sends a packet to wireless transmission trunk station, the routing table of self is set up according to multiple paths of the packet received in each wireless transmission trunk station, and the routing table according to self selects shortest path.Geomagnetic parking stall detector of the present invention and supervisory system, provide large-scale intelligent comprehensive parking service, solves the problem of parking difficulty.
Description
Technical field
The invention belongs to parking stall measure technical field, particularly relate to a kind of geomagnetic parking stall detector and detection system.
Background technology
At present, the parking stall on ground guides administrating system not have a company to accomplish, its reason is, ground construction is difficult, such as airport, ground is the thorough one-tenth of marble entirely, and common parking stall guides administrating system cannot install at all, and main cause is summed up as common parking stall and guides administrating system to need a large amount of wire rods to need to connect up on the ground to transmit these wire rods, but, generally ground does not allow cabling, even if can connect up, these wirings are easy to wreck.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of geomagnetic parking stall detector and detection system, and it adopts geomagnetic sensor technology and wireless network transmission technology monitoring parking stall, and the maintenance management being conducive to parking stall measure system solves the problem of parking difficulty.
The embodiment of the present invention realizes like this, a kind of geomagnetic parking stall detector, this geomagnetic parking stall detector includes multiple geomagnetic sensor, the multiple wireless terminal transceivers be connected one by one by universal serial bus with multiple geomagnetic sensor respectively, multiple wireless transmission trunk station and wireless transmission exchange station, this wireless terminal transceiver intercoms mutually with nearest two wireless transmission trunk stations, for by data packets corresponding for the testing result of geomagnetic sensor to wireless transmission trunk station, the intercommunication at this wireless transmission trunk station, for selecting shortest path by data packets corresponding for testing result to wireless transmission exchange station, wherein this wireless transmission exchange station is for sending a packet to wireless transmission trunk station, the routing table of self is set up according to multiple paths of the packet received in each wireless transmission trunk station, routing table according to self selects shortest path.
Another object of the embodiment of the present invention is to provide a kind of geomagnetic parking stall detection system, it background monitoring system comprising above-mentioned geomagnetic parking stall detector and carried out data transmission by mobile communications network and geomagnetic parking stall detector.
In embodiments of the present invention, geomagnetic parking stall detector and detection system, it utilizes radio network technique geomagnetic sensor to be detected data packets corresponding to parking stall to wireless transmission trunk station, wireless transmission exchange station is transmitted it at selection shortest path, finally by wireless transmission exchange station, packet corresponding for this testing result is transferred to background monitoring system by mobile communications network, wherein, because geomagnetic parking stall detector adopts geomagnetic sensor technology and technology of wireless sensing network to monitor parking stall, be conducive to the maintenance management of parking stall measure system; And wireless sensor technology, mobile communications network, computer control automation gather together by geomagnetic parking stall detection system effectively, large-scale intelligent comprehensive parking service can be provided, solve the social concern of parking difficulty.
Accompanying drawing explanation
Fig. 1 is the structural representation of the geomagnetic parking stall detection system that the embodiment of the present invention provides.
Fig. 2 is the structural representation of the geomagnetic parking stall detector that the embodiment of the present invention provides.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The structural representation of the geomagnetic parking stall detection system that Fig. 1 provides for the embodiment of the present invention.This geomagnetic parking stall detection system 100 is comprised a geomagnetic parking stall detector 10 and is carried out the background monitoring system 20 of data transmission by mobile communications network and geomagnetic parking stall detector 10.In present embodiment, this mobile communications network is specially and uses the cordless communication network of GPRS (General Packet Radio Service) technology, the cordless communication network of employing code division multiple access technology or third generation cordless communication network.
Fig. 2 is the structural representation of the geomagnetic parking stall detector that the embodiment of the present invention provides.The wireless terminal transceiver 12 that this geomagnetic parking stall detector 10 includes geomagnetic sensor 11, be connected by universal serial bus with geomagnetic sensor 11, wireless transmission trunk station 13 and wireless transmission exchange station 14.In present embodiment, described universal serial bus is I2C bus, spi bus or UART bus.
This geomagnetic sensor 11 is for reading the ground magnetic value on different parking stall every Preset Time, and the ground magnetic value of reading and the ground magnetic value preset are compared, to detect on corresponding parking stall whether have car, and by testing result with the form of packet by being wirelessly transmitted to wireless terminal transceiver 12.In present embodiment, this geomagnetic sensor 11 comprises MMC202xMG sensor chip.The advantages such as this chip adopts MEMS technology manufacture, has volume little, highly sensitive, low in energy consumption, can detect that an automobile is on the impact of earth magnetism exactly, and then improve the information whether having vehicle parking.
This wireless terminal transceiver 12 intercoms with nearest two wireless transmission trunk station 13 phases, for by data packets corresponding for the testing result of geomagnetic sensor 11 to wireless transmission trunk station 13.In the present embodiment, this wireless terminal transceiver 12 first selects one of them wireless transmission trunk station to transmit, if the wireless transmission trunk station selected goes wrong, then selects another one wireless transmission trunk station; When all ging wrong in nearest two wireless transmission trunk stations, then the automatic search one wireless transmission trunk station that can communicate.
The intercommunication at this wireless transmission trunk station 13, for selecting shortest path by data packets corresponding for testing result to wireless transmission exchange station, wherein, this wireless transmission exchange station 14 is for sending a packet to wireless transmission trunk station 13, the routing table of self is set up according to multiple paths of the packet received in each wireless transmission trunk station 13, and the routing table according to self selects shortest path.
In present embodiment, whether the transmission path that this wireless transmission trunk station 13 is also detected in the routing table at each wireless transmission trunk station 13 to other wireless transmission trunk stations 13 and wireless transmission exchange station 14 for sending empty packet every Preset Time can be used, and according to the testing result of this transmission path new self routing table and reselect shortest path.
This wireless transmission trunk station 13 also for detect packet corresponding to transmitted testing result transfer path in whether comprise self transport address, if comprise, packet corresponding to this testing result is deleted at this wireless transmission trunk station 13, thus same packet can be prevented to be recycled do not stop transmit, such as, current have between three wireless transmission trunk stations and can intercom mutually, after a packet is transferred to second wireless transmission trunk station by first wireless transmission trunk station, this packet will be transferred to first wireless transmission trunk station and the 3rd wireless transmission trunk station by this second wireless transmission trunk station again, now packet next for transmission just must be deleted by first wireless transmission trunk station, with the transmission preventing this packet to be recycled.
This geomagnetic parking stall detector 10 comprises the dormant state control circuit 16 for controlling geomagnetic parking stall detector dormant state further.This dormant state control circuit 16 is electrically connected at each geomagnetic sensor 11, can timing control geomagnetic sensor 11 pairs of parking stalls on ground magnetic value detect, such as be set to wake detection up once in every 4 minutes, and the geomagnetic parking stall detector that makes of timing is in dormant state, reduces power consumption.
This geomagnetic parking stall detector 10 comprises further for geomagnetic sensor 11, wireless terminal transceiver 12, wireless transmission trunk station 13 and wireless transmission exchange station 14 provide the power module 15 of power supply.This power module 15 is electrically connected respectively with each geomagnetic sensor 11, each wireless terminal transceiver 12, each wireless transmission trunk station 13 and wireless transmission exchange station 14.In present embodiment, this power module 15 can have dry cell, 5V direct supply and sun power three kinds of power supply modes.
Described background monitoring system 20 comprises database server 22, client server 21 and management server 23, and wherein, database server 22 is connected respectively with client server 21 and management server 23.In present embodiment, this database server 22 is for receiving the information such as the parking stall of wireless transmission exchange station 14 transmission.Client server 21 is from database server 22 obtaining information, and user can obtain the essential information such as parking stall, wagon flow by this client server, thus gets help when stopping.Management server 23 is from database server 22 obtaining information, and it is mainly towards parking lot management personnel and governmental regulatory personnel, can provide timing, charging, Information Statistics retrieval, query display lamp function for parking lot management personnel; Wagon flow, car statistics can be provided to analyze data for governmental regulatory personnel, and then auxiliary city planning.Background monitoring system 20 provides intelligent parking management software operation interface, and for different user, software provides charging, record violating the regulations, inquiry and shows, analyzes and the function such as statistics.
Geomagnetic parking stall detector of the present invention and detection system, it utilizes radio network technique geomagnetic sensor to be detected data packets corresponding to parking stall to wireless transmission trunk station, wireless transmission exchange station is transmitted it at selection shortest path, finally by wireless transmission exchange station, packet corresponding for this testing result is transferred to background monitoring system by mobile communications network, wherein, because geomagnetic parking stall detector adopts geomagnetic sensor technology and technology of wireless sensing network to monitor parking stall, be conducive to the maintenance management of parking stall measure system; And wireless sensor technology, mobile communications network, computer control automation gather together by geomagnetic parking stall detection system effectively, large-scale intelligent comprehensive parking service can be provided, solve the social concern of parking difficulty.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a geomagnetic parking stall detector, is characterized in that: this geomagnetic parking stall detector includes multiple geomagnetic sensor, the multiple wireless terminal transceivers be connected one by one by universal serial bus with multiple geomagnetic sensor respectively, multiple wireless transmission trunk station and wireless transmission exchange station, this wireless terminal transceiver intercoms mutually with nearest two wireless transmission trunk stations, for by data packets corresponding for the testing result of geomagnetic sensor to wireless transmission trunk station, the intercommunication at this wireless transmission trunk station, for selecting shortest path by data packets corresponding for testing result to wireless transmission exchange station, wherein this wireless transmission exchange station is for sending a packet to wireless transmission trunk station, the routing table of self is set up according to multiple paths of the packet received in each wireless transmission trunk station, routing table according to self selects shortest path, this wireless terminal transceiver is used for selecting one of them wireless transmission trunk station to transmit from nearest two wireless transmission trunk stations, if the wireless transmission trunk station selected goes wrong, then select another one wireless transmission trunk station, when nearest two wireless transmission trunk stations are all unavailable, the wireless transmission trunk station that automatic search one can communicate,
This geomagnetic parking stall detector also comprises a dormant state control circuit, and it is in dormant state for controlling geomagnetic parking stall detector; This dormant state control circuit is electrically connected at each geomagnetic sensor, to detect and timing makes geomagnetic parking stall detector be in dormant state for timing controlled geomagnetic sensor to the ground magnetic value on parking stall.
2. geomagnetic parking stall detector as claimed in claim 1, it is characterized in that: this wireless transmission trunk station is also for sending empty packet to other wireless transmission trunk stations and wireless transmission exchange station every Preset Time, whether the transmission path detected in the routing table at each wireless transmission trunk station can be used, and refreshes the routing table of self according to the testing result of this transmission path and reselect shortest path.
3. geomagnetic parking stall detector as claimed in claim 1, it is characterized in that: the transport address whether comprising self in the transfer path of this wireless transmission trunk station also for packet corresponding to the testing result detected with transmit, if comprise, packet corresponding to this testing result is deleted at this wireless transmission trunk station.
4. geomagnetic parking stall detector as claimed in claim 1, it is characterized in that: this geomagnetic parking stall detector also includes a power module, this power module is used for for geomagnetic sensor, wireless terminal transceiver, wireless transmission trunk station and wireless transmission exchange station power.
5. geomagnetic parking stall detector as claimed in claim 1, is characterized in that: described universal serial bus is I2C bus, spi bus or UART bus.
6. a geomagnetic parking stall detection system, it is characterized in that: this geomagnetic parking stall detection system comprises the geomagnetic parking stall detector described in claim 1 to 5 any one, and carry out the background monitoring system of data transmission by mobile communications network and geomagnetic parking stall detector.
7. geomagnetic parking stall detection system as claimed in claim 6, is characterized in that: described mobile communications network is specially: use the cordless communication network of GPRS (General Packet Radio Service) technology, the cordless communication network of employing code division multiple access technology or third generation cordless communication network.
8. geomagnetic parking stall detection system as claimed in claim 6, it is characterized in that: described background monitoring system comprises database server, client server and management server, wherein, database server is connected respectively with client server and management server.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210364824.8A CN103390352B (en) | 2012-09-27 | 2012-09-27 | A kind of geomagnetic parking stall detector and detection system |
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| CN201210364824.8A CN103390352B (en) | 2012-09-27 | 2012-09-27 | A kind of geomagnetic parking stall detector and detection system |
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| CN103390352B true CN103390352B (en) | 2016-04-06 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104978870A (en) * | 2014-04-09 | 2015-10-14 | 深圳市圣生源实业有限公司 | Parking space detection method |
| CN107749172A (en) * | 2017-09-27 | 2018-03-02 | 青岛海信网络科技股份有限公司 | A kind of geomagnetism detecting device control method and geomagnetism detecting device |
| CN110400485A (en) * | 2018-04-24 | 2019-11-01 | 中兴通讯股份有限公司 | Method, apparatus, server and the storage medium of parking stall state-detection |
| CN110379179A (en) * | 2019-07-31 | 2019-10-25 | 四川长虹电器股份有限公司 | Improve the system and method for earth magnetism vehicle checker Detection accuracy under complex environment |
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| CN101266716A (en) * | 2008-04-25 | 2008-09-17 | 港湾网络有限公司 | An intelligent car position guidance system and method based on Zigbee network |
| CN201489666U (en) * | 2009-08-31 | 2010-05-26 | 浙江银江电子股份有限公司 | Wireless technology-based vehicle position information acquisition and management system of ultra-low power packing lot |
| CN102637370A (en) * | 2012-04-20 | 2012-08-15 | 中国科学院深圳先进技术研究院 | Stall detection system based on wireless sensor network |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005190448A (en) * | 2003-12-25 | 2005-07-14 | Astro Research Corp | Parking space management/guide system |
| KR100951692B1 (en) * | 2008-04-04 | 2010-04-07 | (주)에스엔알 | System and method for managing the admittance to parking place based on geomagnetic sensor |
| CN201402531Y (en) * | 2009-05-15 | 2010-02-10 | 东莞市帕马智能停车服务有限公司 | WSN-based geomagnetic parking stall detector and geomagnetic parking stall detection system |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101266716A (en) * | 2008-04-25 | 2008-09-17 | 港湾网络有限公司 | An intelligent car position guidance system and method based on Zigbee network |
| CN201489666U (en) * | 2009-08-31 | 2010-05-26 | 浙江银江电子股份有限公司 | Wireless technology-based vehicle position information acquisition and management system of ultra-low power packing lot |
| CN102637370A (en) * | 2012-04-20 | 2012-08-15 | 中国科学院深圳先进技术研究院 | Stall detection system based on wireless sensor network |
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