CN102025386A - Campus bicycle burglarproof system based on wireless ad hoc network - Google Patents
Campus bicycle burglarproof system based on wireless ad hoc network Download PDFInfo
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- CN102025386A CN102025386A CN2010102896010A CN201010289601A CN102025386A CN 102025386 A CN102025386 A CN 102025386A CN 2010102896010 A CN2010102896010 A CN 2010102896010A CN 201010289601 A CN201010289601 A CN 201010289601A CN 102025386 A CN102025386 A CN 102025386A
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Abstract
The invention relates to the fields of information transmission and wireless communication, in particular to a campus bicycle burglarproof system based on a wireless ad hoc network. The system comprises a plurality of wireless communication nodes, a terminal set and a wireless transceiver, wherein the nodes are respectively and fixedly arranged at all campus bicycle parking places; the wireless transceiver is preassembled on each bicycle; a handheld terminal is held by every user; when a node signal is received, the wireless transceivers and the hand-held terminals are automatically added in a wireless local network; the nodes, the transceivers and the terminal sets establish wireless communication links through respective wireless receiving-transmitting units to exchange and transmit data and information wirelessly.
Description
Technical field
The present invention relates to message transmission and wireless communication field, specifically is a kind of campus bicycle antitheft system based on wireless self-networking.
Background technology
Campus bicycle antitheft system based on wireless self-networking is effective bicycle management and a burglary-resisting system in a kind of subrange.
This system is different from common real time information transmission system.Between source and target, each equipment takes the wireless awakening mode to set up radio communication by wireless self-networking, transmits digitized information in network, and the non real-time that finally reaches the brief information between source and the target transmits.
The feature of wireless awakening technology is: when information sent equipment to, this equipment was to be in accepting state; When this equipment has information to send, then be in transmit status, always be in sleep state at equipment At All Other Times.The wireless awakening function can be finished low power consumption and two targets of high information transmission quality simultaneously.
Adopt the system of Wireless Telecom Equipment (comprising node, terminating machine and the transceiver) composition of this technology, utilize wireless awakening technology to communicate, under the situation that ensures the execution normal function, significantly reduce power consumption in the use, thereby prolonged useful life greatly.Such equipment is particularly suitable for making up the narrowband wireless communication net that similar campus bicycle antitheft system is battery powered like this, amount of information is less.
Summary of the invention
The object of the present invention is to provide a kind of campus bicycle antitheft system, can be arranged in campus or the sub-district, make the user can improve the safety of bicycle parking greatly based on wireless self-networking.
For achieving the above object, design of the present invention is:
This campus bicycle antitheft system based on wireless self-networking comprises node, terminating machine and the transceiver of a plurality of radio communications.Node is fixedly set in each bicycle parking point in the school, and transceiver is contained on the bicycle in advance, and handheld terminal is then held in user's hand; When receiving node signal, transceiver and handheld terminal add this WLAN automatically, and node, transceiver and terminating machine are set up wireless communication link by wireless transmit/receive units separately, carry out the exchange and the transmission of data and information by wireless mode.
Transceiver of the present invention can be fixedly installed on bicycle or the power assist vehicle, and is easy to use.When the car owner does not use bicycle, transceiver state is adjusted into " parking ", and is adjusted into " use " in use.Parking under the state if node is found bicycle and internodal distance to change, horse back is reported to the police, and notifies the user by the terminating machine that the user wears, and sends a warning message to the security personnel who wears terminating machine.The buzzer of transceiver connection simultaneously and warning lamp are also opened and are reported to the police.
User terminal of the present invention can be opened the distance prompt function in addition except adjusting transceiver state and reporting to the police, make things convenient for the user to find oneself bicycle, for the user facilitates.
External equipment of the present invention can have multiple choices:
In actual use, inquire about the physical location of bicycle for convenience, the ancillary equipment that each transceiver connects can assemble the power distance-measuring equipment to increase auxiliary range measurement data, for range finding provides reference value.
In order more specifically to describe the features of terrain of stop position, in actual use, node ancillary equipment also can assemble minisize pick-up head, takes the JPG photo, and transmit pictorial information to other-end by its wireless transmission unit, for other user's references.
Under the situation of conditions permit, can be at PC deploy campus safety monitoring system software, by set up with wireless self-networking in communicating by letter between each equipment to reach better monitoring effect.
The present invention adopts the 433MHz wireless communication module, the node that each stop is placed (be fixed on and cover bicycle shed and peripheral extent on the different monitoring positions) can spontaneously be formed a WLAN, user's transceiver and the terminating machine of wearing also can add this network, and communicate in these nodes.
When the transceiver of installing on user's terminating machine or the user's vehicle enters in the coverage of this network, initiate Wireless Telecom Equipment can be received beacon frame, and these data comprise the information about this network of network number, network capacity, synchronizing information and time slot allocation strategy.Rely on these information wireless communication equipments can be, and send service request at reasonable time according to beacon frame and this Network Synchronization; And adjacent node can send acknowledgement frame, agrees that this Wireless Telecom Equipment adds network, and can send the routing table update order.Afterwards, initiate Wireless Telecom Equipment just can directly communicate with these nodes.
Because the communication range of each Wireless Telecom Equipment (comprising node, terminating machine and transceiver) all is limited (10-70 rice), communicates by letter and to transmit through other Wireless Telecom Equipment with the Wireless Telecom Equipment that communication range is outer.
According to above-mentioned inventive concept, the present invention adopts following technical proposals:
A kind of campus bicycle antitheft system based on wireless self-networking, the node, terminating machine and the transceiver that comprise a plurality of use radio communications, adopt the wireless awakening mode to set up radio communication, form a WLAN, it is characterized in that described node is fixedly set in each bicycle parking point in the school, terminating machine is held in user's hand, and transceiver then is contained on the bicycle in advance; When being subjected to the server behaviour area in the scope that is covered by the node radio communication, the transceiver that held by the server to pre-install on a terminating machine and the bicycle adds this WLAN automatically after detecting the node detection signal, node, terminating machine and transceiver are set up wireless communication link by wireless transmit/receive units separately, carry out the exchange and the transmission of data and information by wireless mode; Described node, terminating machine and transceiver utilize wireless awakening technology to communicate, and significantly reduce power consumption in the use under the situation that ensures the execution normal function, thereby increase the service life greatly.Each node, terminating machine and transceiver are set up wireless communication link by wireless transmit/receive units separately in being in the coverage of radio communication the time, carry out the exchange and the transmission of data and information by wireless mode.
The circuit structure of above-mentioned node, terminating machine and transceiver is identical, its circuit structure be a microprocessor by the interface of I/O mouth and a wireless transmit/receive units, an outside plant, alarm unit, and a memory cell link to each other; A power supply is connected with described wireless transmit/receive units, alarm unit and microprocessor, for they provide working power; The power supply of each node, terminating machine and transceiver uses No. 5 batteries of 2 joints.
Above-mentioned terminating machine external structure is: it is respectively power switch key and vehicle-state setting key that front upper has 2 buttons.3 keys are arranged at the bottom is function key; The right side is the peripheral hardware reserved location, and the upper end fixes up an aerial wire.The opening and closing of power switch key control terminal machine.The vehicle-state setting key is used to set the state of vehicle; When being used for that system sent simple control command, function key uses.
The present invention compared with prior art, have following conspicuous outstanding substantive distinguishing features and remarkable advantage: the present invention adopts wireless self-networking to constitute the campus bicycle antitheft system, by the built-in function of system, the user can know the stand of bicycle at that time, and the communication range of the terminating machine that the user held is limited, is generally 10～70 meters, but in the wireless self-networking territory, can adopt the mode of multi-hop, communicate with extraneous each node and transmit communication, expand the scope of monitoring greatly.The present invention can accurately calculate the relative position of transceiver by the calculating of microprocessor, and its accuracy is higher, is convenient to control the campus safety monitoring system and in time makes a response.
In error range, still can reach practical effect preferably out of doors.In order to improve positioning accuracy, can also consider increases the power distance-measuring equipment to increase auxiliary range measurement, for range finding provides reference value in the periphery.Under the situation of conditions permit, can dispose campus safety monitoring system software in the PC deploy, the monitor staff can understand the position of vehicle whereby and park state, thereby makes suitable service reaction in the suitable moment, and effective anti-theft security service is provided.
Monitor node of the present invention can be placed in the underground bicycle shed, constitutes a local area network (LAN) in dormitory building, also can extend to outdoor, as laying node, practical at each stop.
Description of drawings
Fig. 1 is the wireless self-networking structural representation
Fig. 2 is the circuit frame schematic diagram of node, transceiver and terminal
Fig. 3 is a campus bicycle antitheft system user mode schematic diagram
Fig. 4 is the profile schematic diagram of terminating machine
Embodiment
Details are as follows in conjunction with the accompanying drawings for the preferred embodiments of the present invention:
Embodiment one:
As shown in Figure 1, a kind of campus bicycle antitheft system based on wireless self-networking comprises node, terminating machine and the transceiver of a plurality of radio communications, adopts the wireless awakening mode to set up radio communication, forms WLAN.The communication range of each Wireless Telecom Equipment all has only about 10 meters.Therefore to must transmit data (its effect is equivalent to a router) by other intermediate node with the node communication outside communication range.
Because native system based on wireless self-networking, therefore has self-reparing capability.When certain Wireless Telecom Equipment in the network lost efficacy or damaged, node can find new routed path automatically, rebulids connection.
Each Wireless Telecom Equipment is taked wireless awakening technology, be in resting state at ordinary times, situation that then can monitor channel when being waken up when listening to the request that other Wireless Telecom Equipments (comprising node, terminating machine and transceiver) send, can in time be responded.In communication range, a Wireless Telecom Equipment can connect with a plurality of other equipment simultaneously.
Embodiment two:
Present embodiment and embodiment one are basic identical, and special feature is as follows:
As shown in Figure 2, the present invention includes and be placed in the stop terminating machine that everywhere node, transceiver and the person of receiving aid hand.
Node and transceiver, terminating machine are set up wireless communication link by wireless transmit/receive units separately.
Transceiver and terminating machine are set up wireless communication link by node 1 transfer, transceiver 3 and terminating machine 2 are set up wireless communication link by the redirect of node 1, carry out the exchange and the transmission of data and information by wireless mode, a terminating machine can be by time slot allocation strategy and a plurality of node communication, and a node also can be communicated by letter with a plurality of terminating machines by the time slot allocation strategy.
When bicycle and terminating machine were moved, terminating machine and transceiver can connect with the node in own communication range respectively.Node can receive the information that transceiver sends over, and judges the position of vehicle.Transceiver can also receive the command information that terminating machine sends over, and finishes appointed task according to control command.
Owing to adopt paster packaged integrated circuits chip, can be fixed on the bicycle through the encapsulation transceiver, succinct practical.
Each terminating machine can hang on the key chain, small and exquisite exquisiteness.
Corresponding each node then can be embedded in the body of wall, and antenna also is built in the body of wall, good looking appearance.
As shown in Figure 3, described node 1, terminating machine 2 are identical with the circuit structure of transceiver 3, and interface that its circuit structure is a microprocessor 102 by I/O mouth and a wireless transmit/receive units 101, an outside plant 103, an alarm unit 104 and a memory cell 106 link to each other; A power supply 105 is connected with described wireless transmit/receive units 101, alarm unit 104 and microprocessor 102, for they provide working power; The power supply 105 of each node 1, terminating machine 2 and transceiver 3 uses No. 5 batteries of 2 joints.Owing to adopted power-saving mechanism, can guarantee that battery need not change for a long time in data link layer.
As shown in Figure 4,2 of the front upper of terminating machine 2 buttons are respectively power switch key 209 and vehicle-state setting key 210.3 keys of bottom are function keys 211.The right side is a peripheral hardware reserved location 212, and the upper end fixes up an aerial wire.The opening and closing of power switch key control terminal machine.The vehicle-state setting key is used to set the state (use or park) of vehicle.When being used for that system sent simple control command, function key uses (for example terminal push locking (preventing wrong button), alarm prompting, vehicle location).The terminating machine profile is small and exquisite, has only the matchbox size, and number of keys is few on the panel, and is user-friendly.
When needing to transmit information mutually between node, terminating machine and transceiver, receiving equipment passes through wireless transmit/receive units 101 reception information, and delivers to microprocessor 102 by the I/O oral instructions.Microprocessor 102 is stored in memory cell 106 by analysis and processing to signal with useful information.The microprocessor 102 of transmitting apparatus is delivered to wireless transmit/receive units 101 with information by the I/O oral instructions, and data are gone out from antenna transmission.
Where necessary, microprocessor 102 can be from peripheral facility reading state value by interface 103, also facility sending controling instruction to the periphery.By the control that outer periphery is executed, can the expanding system function, make the purposes of system be expanded greatly and extend.
Find bicycle when described node and be in dangerous situation following time, its microprocessor 102 is connected with alarm unit 104, reports to the police.Simultaneously, warning message is sent to other all in network equipment, unite warning.
When the user uses terminating machine, the user is by pressing vehicle-state setting key 210 or function key 211 control microprocessor 102 are carried out data processing and transmission, and the wireless transmit/receive units by terminating machine 101 sends information, in WLAN (wireless local area network), command information is sent to transceiver through behind a series of radio relay communication, control information is sent to microprocessor 102 by the wireless transmit/receive units 101 of transceiver, finishes dependent instruction according to control command information indication transceiver.
The antenna transmitting power that native system adopts is 0.5 milliwatt only, meets environmental protection standard, and human body is not had any harmful effect.And transmission signals adopts straight sequence spread spectrum technology, has certain anti-interference, can guarantee communication quality.
By button 203, can send different control commands, according to the difference that sets in advance definition, the implication of order can be slightly different.
The components and parts that native system uses can have been bought from the market.
Claims (3)
1. campus bicycle antitheft system based on wireless self-networking, the node (1), terminating machine (2) and the transceiver (3) that comprise a plurality of radio communications, adopt the wireless awakening mode to set up radio communication, form WLAN, it is characterized in that described node (1) is fixedly set in each bicycle parking point in the school, terminating machine (2) is held in user's hand, and transceiver (3) then is contained on the bicycle in advance; When being subjected to the server behaviour area in the scope that is covered by node (1) radio communication, the transceiver (3) that held by the server to pre-install on a terminating machine (2) and the bicycle adds this WLAN automatically after detecting node (1) detection signal, node (1), terminating machine (2) and transceiver (3) are set up wireless communication link by wireless transmit/receive units separately, carry out the exchange and the transmission of data and information by wireless mode; Described node (1), terminating machine (2) and transceiver (3) utilize wireless awakening technology to communicate, and significantly reduce power consumption in the use under the situation that ensures the execution normal function, thereby increase the service life greatly.
2. the campus bicycle antitheft system based on wireless self-networking according to claim 1, it is characterized in that: described node (1), terminating machine (2) are identical with the circuit structure of transceiver (3), and the structure of its circuit is: a microprocessor (102) links to each other with interface (103), an alarm unit (104) and a memory cell (106) of a wireless transmit/receive units (101), an outside plant by the I/O mouth; A power supply (105) is connected with described wireless transmit/receive units (101), alarm unit (104) and microprocessor (102), for they provide working power; The power supply (105) of each node (1), terminating machine (2) and transceiver (3) uses No. 5 batteries of 2 joints.
3. the campus bicycle antitheft system based on wireless self-networking according to claim 1 is characterized in that: the external structure of described terminating machine (2) is as follows: it is respectively power switch key (209) and vehicle-state setting key (210) that front upper has 2 buttons.3 keys are arranged at the bottom is function key (211); The right side is peripheral hardware reserved location (212), and the upper end fixes up an aerial wire; The opening and closing of power switch key (209) control terminal machine (2); Vehicle-state setting key (210) is used to set the state of vehicle; When being used for that system sent simple control command, function key (211) uses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102896010A CN102025386A (en) | 2010-09-21 | 2010-09-21 | Campus bicycle burglarproof system based on wireless ad hoc network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102896010A CN102025386A (en) | 2010-09-21 | 2010-09-21 | Campus bicycle burglarproof system based on wireless ad hoc network |
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| Publication Number | Publication Date |
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| CN102025386A true CN102025386A (en) | 2011-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010102896010A Pending CN102025386A (en) | 2010-09-21 | 2010-09-21 | Campus bicycle burglarproof system based on wireless ad hoc network |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107767576A (en) * | 2017-11-08 | 2018-03-06 | 深圳市凡骑绿畅技术有限公司 | One kind is based on SUB G bicycle Intelligent stop frame system and frames and its management method |
| CN109741631A (en) * | 2019-02-01 | 2019-05-10 | 南京沃旭通讯科技有限公司 | A kind of relative position detection device and its working method |
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| CN1794680A (en) * | 2005-12-23 | 2006-06-28 | 上海大学 | Blind person guiding system based on radio self-organizing network |
| CN101022293A (en) * | 2007-01-22 | 2007-08-22 | 北京邮电大学 | Bluetooth radio tracking positioning system and method |
| CN201270092Y (en) * | 2008-09-19 | 2009-07-08 | 东莞市帕马智能停车服务有限公司 | Parking space monitoring system and parking space monitoring sensor |
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- 2010-09-21 CN CN2010102896010A patent/CN102025386A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1794680A (en) * | 2005-12-23 | 2006-06-28 | 上海大学 | Blind person guiding system based on radio self-organizing network |
| CN101022293A (en) * | 2007-01-22 | 2007-08-22 | 北京邮电大学 | Bluetooth radio tracking positioning system and method |
| CN201270092Y (en) * | 2008-09-19 | 2009-07-08 | 东莞市帕马智能停车服务有限公司 | Parking space monitoring system and parking space monitoring sensor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107767576A (en) * | 2017-11-08 | 2018-03-06 | 深圳市凡骑绿畅技术有限公司 | One kind is based on SUB G bicycle Intelligent stop frame system and frames and its management method |
| CN109741631A (en) * | 2019-02-01 | 2019-05-10 | 南京沃旭通讯科技有限公司 | A kind of relative position detection device and its working method |
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Application publication date: 20110420 |