CN1278286C - Traffic signal remote control system - Google Patents
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Abstract
The present invention provides a traffic signal remote control system. The system comprises two structures of a short message based on wireless network platform control and based on a mobile terminal or wireless networking control. A control system based on the wireless network platform is composed of a wireless remote control device, a wireless ethernet access system, a wireless receiving module and a traffic signal control machine unit. A short message control system based on the mobile terminal comprises the mobile terminal, a short message receiver, a traffic signal controller and a traffic signal control center. A wireless networking control system based on the mobile terminal comprises the mobile terminal, a wireless gateway supporting node, a traffic signal controller and a traffic signal control center. Because the present invention realizes the remote control of a traffic signal, control operation for a traffic signal lamp can be finished when a controller is far away from a site. The present invention enhances the control flexibility and efficiency of the traffic signal, is convenient for simultaneously controlling a plurality of crossings, and saves manpower and material resources.
Description
Technical field
The present invention relates to the traffic signals Control Network, especially have the traffic signal control system of remote control ability.
Background technology
Increasing along with the development of modern city, vehicle, the blockage problem of urban transportation is on the rise, especially in traffic peak period, the intersection has become various motor vehicles, bicycle to scramble for roads mutually and the pilosity district of causing various traffic hazards, but also has limited the traffic traffic volume.Therefore, setting up traffic signal control system and direct traffic, so that traffic is in good order, improve traffic efficiency, is the important means that addresses the above problem.Existing traffic control system, digital display type traffic light control system for example, comprise the traffic signal controlling machine and the digital indicator that contain the signal controlling module, in described signal controlling module, pre-set the permission transit time or the waiting time of red and green signals luminaire body, also is set, to adapt to the traffic intersection situation of different time sections the multi-period timing controlled time of common time period fixed time period control and the control of Duan Gaofeng time cycle in rush hour simultaneously.In addition, better the actual conditions of intersection are controlled in real time in order to make signal lamp, existing traffic control system also comprises devices such as vehicle inductor, flow detector, to realize in time adjusting the duration of traffic lights, reach the automatic control that traffic lights change by the volume of traffic according to the magnitude of traffic flow.But, existing traffic signal control system is in actual traffic control commander, because traffic signal controlling machine only comprises the signal controlling module, its control model is fixed, can't adapt to the special circumstances that traffic intersection occurs, when special circumstances occur, just must stop the routine control of traffic lights, carry out artificial intervention commander by the traffic police, for example needing a traffic police to use gesture at the scene commands the row that stops of vehicle, simultaneously another traffic police manually controls the signal lamp control desk that is arranged in traffic police's booth according to field condition, cooperatively interacts with the traffic police at scene.Such control mode not only control efficiency is low, and control mode is stiff, operates very inconvenient.Existing traffic signal control system is easy to be subjected to external interference on commander simultaneously, also the waste of manpower resource.For example, when needs are artificially controlled the traffic lights at a plurality of crossings simultaneously, be exactly like this.
Summary of the invention
Shortcoming at existing traffic signal control system, the invention provides a kind of traffic signals tele-control system with remote control ability, this system has higher traffic signals control efficiency and dirigibility, is easy to handle flexibly special traffic conditions and easy to operate.
The invention provides a kind of traffic signals tele-control system, comprise at least 1 group controlled signal lamp, and,
At least 1 comprises wireless transmitter module, is used to launch the short message sender of traffic control short message;
At least 1 traffic signal controlling machine connects into the traffic signals Control Network with traffic signals control center, is used for resolving from the traffic control information of traffic signals control center receiving, and therefrom parses control signal and controls described signal lamp;
Traffic signals control center is used for sending traffic control information to traffic signal controlling machine.
Described traffic signals control center further comprises:
Be used to receive the note receiver of traffic control signal short message;
Short message is carried out authority to be judged and the short messages stored server; And,
The short message that will meet the authority requirement sends to the network switch of corresponding traffic signal controlling machine;
Described traffic signal controlling machine further comprises:
The data check module is used for the control authority and the legitimacy of traffic control information are carried out verification, when verification is qualified, therefrom isolates control signal and sends the signal controlling module to;
The signal controlling module is used to drive described control signal lamp.
The invention provides a kind of traffic signals tele-control system, comprise at least 1 group controlled signal lamp, and,
At least 1 portable terminal;
The mobile network who comprises the radio network gateway support node;
Traffic signals control center is connected with the mobile network by Leased line, is used for sending traffic control information to traffic signal controlling machine; And,
At least 1 traffic signal controlling machine connects into the traffic signals Control Network with traffic signals control center, is used for resolving from the traffic control information of traffic signals control center receiving, and therefrom parses control signal and controls described signal lamp;
Described traffic signals control center further comprises:
By the Leased line and the webserver that described mobile network is connected, be used for authority judgement and storage are carried out in the traffic signals control information that portable terminal is sent by the mobile network; And,
The short message that will meet the authority requirement sends to the network switch of corresponding traffic signal controlling machine;
Described traffic signal controlling machine further comprises:
The data check module is used for the control authority and the legitimacy of traffic control information are carried out verification, when verification is qualified, therefrom isolates control signal and sends the signal controlling module to;
The signal controlling module is used to drive described control signal lamp.
Described system also comprises:
Be connected the common network between radio network gateway support node and the Leased line, and and common network
The domain name certificate server that is connected.
Because the present invention adopts wireless launcher or short message sender to make up the tele-control system of traffic signals, make that the signal lamp control of traffic intersection is more flexible, and, owing to can utilize existing communication network to participate in intersection traffic signal control, not only can make up comprehensive control system, integral body control by traffic signals realizes distributing rationally of traffic resource, also help according to actual traffic condition, carry out the coordination control of traffic signals in the system, therefore have higher traffic signals control efficiency and dirigibility, be easy to handle flexibly special traffic conditions, for example control the light on and off of signal lamp on all directions simultaneously, like this, in the concrete application of the present invention, be state guest's car, provide convenience during special occasions vehicle pass-throughs such as fire alarm car, also bring convenience for the control of the signal lamp in patrol police's patrol process.
Description of drawings
Fig. 1 is first embodiment block diagram of system of the present invention;
Fig. 2 is second embodiment block diagram of system of the present invention;
Fig. 3 is the 3rd an embodiment block diagram of system of the present invention;
Fig. 4 is the 4th an embodiment block diagram of system of the present invention;
Fig. 5 is the 5th an embodiment block diagram of system of the present invention;
Fig. 6 is the 6th an embodiment block diagram of system of the present invention;
Fig. 7 is for the crossroad being four kinds of phase place schemes that example is selected.
Embodiment
The core of traffic signals tele-control system provided by the invention is various equipment with telecommunication capabilities are incorporated in the intersection traffic signal control system, by these equipment, makes that the operation control of traffic signals is convenient flexibly.
At first with reference to figure 1 described first embodiment, the implementation structure figure of traffic signals tele-control system when Fig. 1 has described the work of traffic signal controlling machine single-point, the traffic signals tele-control system of describing among the figure, comprise the radio transmitters 1 that is used to launch traffic control information, be used to receive the wireless receiver 2 of the traffic control information of radio transmitters emission, traffic signal controlling machine 3, be serially connected in the interface 4 between wireless receiver 2 and the traffic signal controlling machine 3, controlled signal lamp 5, wireless receiver 2 is sent to traffic signal controlling machine by interface 4 with traffic control information.In this example, described radio transmitters 1 comprises wireless transmitter module 11, with the signal of emissioning controling signal lamp 5.For increasing the kind of control signal, the control signal lamp is glittering according to the phase place of hope, in traffic signal controlling machine, need in advance according to the actual conditions of belisha beacon configuration and the phase control scheme is set in advance, like this, the control personnel just can make up according to the actual conditions at the crossing direction to wherein any several associations, form a plurality of phase place schemes, only need to specify in the control information that reality sends can finish Long-distance Control to traffic signals to the light on and off information of a certain phase place.For realizing such control, can realize by memory storage is set at radio transmitters 1.Radio transmitters 1 among Fig. 1 also comprises coding module 12, for the user provides encoding operation to control signal, improves radio transmitters 1 versatility and uses dirigibility.
Above described phase place, be meant traffic signals in the cycle, to obtain the signal display state of one or more traffic flows of right-of-way simultaneously.
Described traffic signal controlling machine, be used for traffic control information is resolved, therefrom obtain traffic control signal and control described signal lamp, it comprises data check module 31, be used for the control authority and the legitimacy of traffic control information are carried out verification, when verification is qualified, therefrom isolates control signal and send the signal controlling module to; Signal controlling module 32 is used to drive described control signal lamp 5.The communication interface 4 of serial connection is a serial line interface between described wireless receiver 2 and traffic signal controlling machine 3, can certainly adopt parallel interface.
Radio transmitters 1 among Fig. 1 is Digiplex or short message (SMS) transmitter, and corresponding, described wireless receiver 2 is wireless signal receiver or short message receiver.That is to say remote control control mode and short message control mode when Fig. 1 has described the work of traffic signal controlling machine single-point.The realization of this embodiment is described with the short message control mode below.During specific implementation, radio transmitters 1 adopts portable terminal (as mobile phone) or has possessed the handheld device of SMS interface, wireless receiver 2 adopts short message to receive device, described short message receives device 2 and interface 4 can be embedded in the traffic signal controlling machine 3, and traffic signal controlling machine needs pre-configured mobile number.The data check module 31 of traffic signal controlling machine 3 is made up of CPU, FLASH storer (being used for storage control program), SRAM storer, serial port (this serial port is used for sending data to signal controlling module 32) etc., the verification of main responsible data and the transmission of outbound data, signal controlling module 32 is made up of CPU, FLASH storer (being used to store up control program), SRAM storer, serial port, I/O driver element, mainly according to user's parameter setting and user's temporary code control signal or instruction of sending in advance signal lamp 5 is controlled.The user is by portable terminal (as: mobile phone) or possessed the handheld device of SMS interface, directly selected traffic signal controlling machine is carried out Long-distance Control, and command format can be as follows: 6+steering order+end mark of control password.In the time of will controlling certain traffic signal controlling machine as the user, only need send SMS message to the number of this controller, 6 of message is that user's password is as 123456, the back is a control code, represent that as CPN traffic lights switch to next phase place, ", " being the order blank character, NOW carries out at once, "." be end mark etc.Whole piece information can be 123456CPN, NOW.。Short message operator can insert sender's phone number automatically in the short message head.Control data is sent to the specified mobile number of this traffic signal controlling machine by the Short Message Service merchant, can obtain message from service provider simultaneously and whether send successful affirmation information.After being arranged on SMS receiver module in the traffic signal controlling machine and receiving the SMS data that service provider sends over, by serial ports 4 control data is delivered to traffic signal controlling machine, controller at first carries out verification with data in the interior data check module of establishing 31, the data check module is carried out data with short message and is split, the short message that obtains the user in short message sends number, with set in advance short message in verification module 31 and send and number to proofread, if this dispensing device can be controlled traffic signals, then enter password check and correction process, otherwise abandon this data.When password was proofreaded, this module 31 compared with the password that analyzes with password in the cipher list of storage in advance, if password is correct, then enters data legitimacy checking procedure, otherwise, abandon this data.When the verification of data legitimacy, the parameter bound that sets in advance according to the user, parameter interlocking condition, legal judgement is carried out in control information, for example the user is according to the actual conditions at scene, being set in after the East and West direction craspedodrome phase place should be east orientation south left turn phase, otherwise the situation that vehicle can't emptying may appear, but the user requires directly to keep straight on to the north-south phase place when East and West direction craspedodrome phase place, at this moment, user's red sudden strain of a muscle time set is for the highest 10 seconds, in data legitimacy checking procedure, dodge the time greater than 10 seconds as arnotto, as 15 seconds, think that then data are illegal, abandon data.If the verification of data check module 31 is all passed through in control information, then from data, parse control data or signal by serial ports entering signal control module 32.(verification mode of data check module can be carried out suitable adjustment according to the situation of reality and user's needs, as abandon cryptographic check, abandon short message transmission verification, forgo data legitimacy verification etc.) at first current according to the traffic signals state of signal controlling module 32, (this function is optional to judge whether to carry out at once user's control, also can be by setting in advance, require control module to implement user's controlling schemes at once), if the improper phase place of transferring to user's appointment at once of operation phase place that system is current, then the signal controlling module is automatically in the process of this phase shift, according to user's preset parameters, automatically insert the transition phase place, guarantee the flatness of traffic phase transitions, as the actual conditions of user according to the scene, being set in after the East and West direction craspedodrome phase place should be east orientation south left turn phase, otherwise the situation that vehicle can't emptying may appear, but the user requires directly to keep straight on to the north-south phase place when East and West direction craspedodrome phase place, so controller in the phase place handoff procedure, adds east orientation south left turn phase automatically.Sometimes in order to guarantee emerency request under special circumstances, can make that user's control commands can obtain implementing at once by setting in advance.Simultaneously, the user can set the control of traffic signals phase place by the setting of parameter, makes traffic signals directly enter user's designated phase, and is middle without other times, as the constraint of Minimum Green Time.The traffic signals control module outputs to signal lamp with traffic signals and drives relay, to the control of traffic lights.
Fig. 2 is second embodiment block diagram of system of the present invention, the Long-distance Control structural drawing when it has described based on the traffic signal controlling machine unit work of wireless network platform.The described system of Fig. 2 comprises wireless access device A1, wireless access network A6, wireless receiver A2, traffic signal controlling machine A3 and interface A4.Wireless access device A1 adopts the band radio access module, i.e. the mobile unit of the handheld device of wireless network card A11 or band radio access module; Wireless access network A6 adopts the wireless ethernet connecting system, and in this example, the wireless ethernet connecting system is the wireless system based on the 802.11b agreement, adopts the 2.4G frequency range, and maximum is supported the handling capacity of 11Mbps and supported 3 non-overlapped communication channels; Described wireless receiver is WAP (AP), be used to connect wireless access network A6 and traffic signal controlling machine A3, it is set up by the wireless network card of wireless access network A6 and wireless access device A1 and gets in touch the line data exchange of going forward side by side, and links to each other with traffic signal controlling machine A3 by standard interface A4 simultaneously; Traffic signal controlling machine A3 is made up of data check modules A 31 and signal controlling modules A 32, wherein the data check module is formed (Ethernet interface described here uses) by CPU, FLASH storer, SRAM storer, serial port, Ethernet interface when traffic signal controlling machine is networked, the verification of main responsible data and the transmission of outbound data, the signal controlling module is made up of CPU, FLASH storer, SRAM storer, serial port, I/O unit, is mainly used in according to user's parameter setting and interim steering order that sends of user in advance traffic signals are controlled.
Embodiment control mode shown in Figure 2 is as follows: user's (being the traffic police) is by the handheld device or the mobile unit A1 of band wireless network card, enter WLAN (wireless local area network) A6, be in the wireless ethernet scope, by WEP (wireless equivalent protocols), assurance has only authorized hand-held or mobile unit can be communicated to wireless access device, after connecting, the user can send the control data bag to selected traffic signal controlling machine by device A 1, the product IDs number that comprises wireless network card in the control data bag, operator password, signal lamp controlled variable etc., after wireless access device A2 receives the data that the user sends over by wireless access network A6, by serial ports A4 data are delivered to traffic signal controlling machine A3, this controller A3 at first carries out verification with data in the interior data check modules A of establishing 31, this data check modules A 31 at first splits the data that receive, in packet, obtain wireless network card ID number of user, proofread with in the network interface card ID that the sets in advance table ID number, if network interface card can be controlled traffic signals, promptly in network interface card ID table, exist this ID number, then enter password check and correction process, otherwise send information to the user.When password was proofreaded, modules A 31 compared the password of analyzing in password that comes out and the cipher list that sets in advance, if password is correct, then enters data legitimacy checking procedure, otherwise, send information to the user.In data legitimacy checking procedure,, legal judgement is carried out in control information according to parameter bound, the parameter interlocking condition that the user sets in advance.If all by the verification of verification module A31, then data are by serial ports entering signal control module A32 in control information.Equally, the verification mode of data check modules A 31 can be carried out suitable adjustment according to situation and user's needs of reality, as abandon cryptographic check, abandon network interface card ID verification, forgo data legitimacy verification etc.The state that signal controlling modules A 32 is at first current according to traffic signals, judge whether to carry out user's control at once, but this operation also is a selection operation, can be by setting in advance, require control module A32 to implement user's controlling schemes at once, if the improper phase place of transferring to user's appointment at once of operation phase place that system is current, then the signal controlling module is automatically in the process of this phase shift, according to user's preset parameters, automatically insert the transition phase place, guarantee the flatness of traffic phase transitions.Simultaneously, the user can set the control of traffic signals phase place by the setting of parameter, makes traffic signals directly enter user's designated phase, and is middle without other times, as the constraint of Minimum Green Time.The traffic signals control module outputs to signal lamp with traffic signals and drives relay, to the control of traffic lights.
Fig. 3 is the 3rd an embodiment block diagram of system of the present invention, the implementation structure of traffic signals tele-control system when it has described traffic signal controlling machine networking work.Owing to relate to the traffic signals Control Network, system shown in Figure 3 comprises that at least 1 comprises wireless transmitter module, is used to launch traffic control information radio transmitters B2; At least 2 with the corresponding wireless receiver B4 of controlled signal lamp group B1 and at least 2 traffic signal controlling machine B3s corresponding and the B5 of traffic signals control center with it; Described wireless receiver B4 is used to receive the traffic control information that radio transmitters B2 launches, and this control information is sent to corresponding traffic signal controlling machine B3.
Described traffic signal controlling machine B3, connect into the traffic signals Control Network with the B5 of traffic signals control center, be used for to receive by wireless receiver B4 or receive and to resolve from the traffic control information of the B5 of traffic signals control center, therefrom parse control signal and control described signal lamp B1.
The B5 of traffic signals control center, be used to produce the configuration monitoring signal of described signal lamp group, perhaps produce the configuration monitoring signal of described signal lamp group, utilize described configuration signaling to generate traffic control information according to the traffic signals control information of the radio transmitters emission that receives.
Traffic signal controlling machine B3, by wireless receiver B4, be connected to form the traffic signals network with wire communication mode and the B5 of traffic signals control center, the network described in this example receives the configuration monitoring information from the B5 of traffic signals control center for adopting the standard ethernet of ICP/IP protocol.
Among Fig. 3, described radio transmitters is Digiplex or short message transmitter, and corresponding, described wireless receiver is wireless signal receiver or short message receiver.
Fig. 4 is the 4th an embodiment block diagram of system of the present invention, traffic signals implementation of remote control structure when this Figure illustrates under the short message control mode traffic signal controlling machine networking work.Comprise at least 1 group controlled signal lamp, at least 1 comprises wireless transmitter module, be used to launch the short message sender C1 of traffic control short message, at least 1 traffic signal controlling machine C3, described traffic signal controlling machine C3 and the C2 of traffic signals control center connect into traffic signals Control Network (being the standard ethernet based on ICP/IP protocol in this example), be used for resolving from the traffic control information of the C2 of traffic signals control center, therefrom parse control signal and control described signal lamp receiving; The C3 of traffic signals control center is used for sending traffic control information to traffic signal controlling machine.
The C3 of traffic signals control center in this example also comprises the module that is used to handle short message, is specially: the note receiver C21 that is used to receive the traffic control signal short message; Short message is carried out authority to be judged and short messages stored server C22; And the short message that will meet the authority requirement sends to the network switch C23 of corresponding traffic signal controlling machine;
Described traffic signal controlling machine C3 further comprises data check module and signal controlling module.
Suppose that short message sender C1 is portable terminal (as mobile phone) or the handheld device that has possessed the SMS interface.Traffic signal controlling machine is made up of data check module and signal controlling module, the data check module is made up of CPU, FLASH storer, SRAM storer, serial port, Ethernet interface, be responsible for the verification of data and the transmission of outbound data, the signal controlling module is made up of CPU, FLASH storer, SRAM storer, serial port, I/O unit, according to user's parameter setting and interim steering order that sends of user in advance traffic signals is controlled.Under this mode, the user is by portable terminal (as: mobile phone) or possessed the handheld device C1 of SMS interface, form in accordance with regulations, and command format can be as follows: 6+traffic signal controlling machine of control password sign+steering order+end mark.In the time of will controlling certain traffic signal controlling machine as the user, only need send SMS message to the number of this controller, 6 of message is that user's password is as 123456, the back is that traffic signal controlling machine indicates, and as No. 11 traffic signal controlling machines of 11 expressions, the back is a control code, represent that as CPN traffic lights switch to next phase place,, for the order blank character, NOW carries out at once, "." be end mark etc.Whole piece information can be for 123456, CPN, NOW.Short message operator can insert sender's phone number automatically in the short message head.Control data is sent to the C2 of traffic signals control center by service provider, whether sent successful affirmation information from service provider simultaneously.After the SMS receiver C21 that is arranged on traffic signals control center receives the SMS data that service provider sends over, by serial ports data are sent to SMS server C22, server C22 carries out authority by service data control of authority software to the SMS data and judges, split by short message being carried out data, the short message that obtains the user in short message sends number, send with the short message that sets in advance and number to proofread, if this transmitter C1 can control traffic signals, then enter password check and correction process, otherwise abandon this data.When password is proofreaded, the password of analyzing in password that comes out and the cipher list that sets in advance is compared, if password is correct, then enter data legitimacy checking procedure, otherwise, abandon this data.After SMS server C22 control information authorization check passes through, the SMS server sends this control information to network switch C23, by its wired ethernet network by setting up, data are sent to the traffic signal controlling machine of control information appointment, by the data check module of traffic signal controlling machine data are carried out the legitimacy verification again, in the verification of data legitimacy,, legal judgement is carried out in control information according to parameter bound, the parameter interlocking condition that the user sets in advance.If control information is by the verification of verification module, then data are by serial ports entering signal control module.The state that the signal controlling module is at first current according to traffic signals, (this function setting is optional in the reality to judge whether to carry out at once user's control, also can be by setting in advance, require control module to implement user's controlling schemes at once), if the improper phase place of transferring to user's appointment at once of operation phase place that system is current, then the signal controlling module is automatically in the process of this phase shift, according to user's preset parameters, automatically insert the transition phase place, guarantee the flatness of traffic phase transitions.Simultaneously, the user can set the control of traffic signals phase place by the setting of parameter, makes traffic signals directly enter user's designated phase, and is middle without other times, as the constraint of Minimum Green Time.The traffic signals control module outputs to signal lamp with traffic signals and drives relay, to the control of traffic lights.
The described network of Fig. 4 is again during specific implementation, can be by being provided with or controlling the part traffic signal controlling machine single-point work that makes, the part traffic signal controlling machine forms in the traffic signals network control system of network, the implementation method of taking single-point work to combine with networking work.When the user controls selected traffic signaling equipment by portable terminal (as: mobile phone) or the handheld device that possessed the SMS interface, form in accordance with regulations, earlier control data is sent to traffic signals control center by service provider, obtain message from service provider simultaneously and whether send successful affirmation information.The SMS receiver sends to the SMS server by serial ports with data after receiving the SMS data that service provider sends over, and this SMS server carries out authority by service data control of authority software to the SMS data and judges.This traffic signals control center allows to control if selected traffic signal controlling machine is determined to belong to by authorization check, then the SMS server is by the network switch and the cable network that sets up, data are sent to the traffic signal controlling machine of control information appointment, by concrete traffic signal controlling machine data are carried out the legitimacy verification, data by the legitimacy verification send to the signal controlling module, and its output signal is used to drive the control to traffic lights; This traffic signals control center controlled if selected traffic signal controlling machine does not belong to, then the SMS server finds the mobile number of this appointment traffic signal controlling machine by this network control system traffic signal controlling machine query software of operation thereon, then control data is forwarded to this mobile number, service provider sends to message of user and whether transmits successful affirmation information simultaneously.After being arranged on SMS receiver in the traffic signal controlling machine and receiving the SMS data that service provider sends over, by serial ports data are transmitted to the purpose traffic signal controlling machine by the network switch, this controller at first carries out verification with data in interior data check module of establishing, to send to the signal controlling module by the data of verification again, its output signal is used to drive the control to traffic lights.
Fig. 5 is the 5th an embodiment block diagram of system of the present invention, this Figure illustrates the network structure that the wireless Internet access control mode that inserts by mobile network and Leased line realizes the traffic signals Long-distance Control.The described system of Fig. 5 comprises at least 1 group controlled signal lamp D4, at least 1 portable terminal D1, the D5 of traffic signals control center that comprises the mobile network D2 of radio network gateway support node D21, is connected with the mobile network by Leased line are to be used for sending traffic control information to traffic signal controlling machine; And at least 1 traffic signal controlling machine D3, connect into the traffic signals Control Network with the D3 of traffic signals control center, be used for resolving from the traffic control information of traffic signals control center to receiving, therefrom parse control signal and control described signal lamp.
In this example, the described traffic signals D5 of control center further comprises: by Leased line and the webserver D51 that described mobile network D2 is connected, be used for authority judgement and storage are carried out in the traffic signals control information that portable terminal D1 sends by mobile network D2; And the short message that will meet the authority requirement sends to the network switch D52 of corresponding traffic signal controlling machine;
Described traffic signal controlling machine further comprises data check module D31 and signal controlling module D32.Described mobile communications network, as: GRPS network/cdma network, described radio network gateway support node is as GGSN/PDSN data, services gateway node etc.
Use mobile phone or other handheld device D1 that possesses wireless networking capabilities as the user, as possessed the mobile phone of GPRS module or CDMA module, form in accordance with regulations, by the mobile network data are sent to radio network gateway support node D21, the Leased line that inserts through the user again, control data is sent to the webserver D51 of the D5 of traffic signals control center, obtain message from service provider simultaneously and whether send successful affirmation information; Webserver D51 carries out authority by service data control of authority software to these data and judges, and data are split, obtaining user profile sends number, send with the information that sets in advance and number to proofread, if this portable terminal D1 can control traffic signals, then enter password check and correction process, otherwise abandon this data.When password is proofreaded, the password of analyzing in password that comes out and the cipher list of the storing is in advance compared, if password is correct, then enter data legitimacy checking procedure, otherwise, abandon this data.After webserver D51 control information authorization check passes through, by the network switch and the wired ethernet network of setting up, data are sent to the traffic signal controlling machine of control information appointment, data check module D31 by this traffic signal controlling machine carries out the legitimacy verification to data, in the verification of data legitimacy, according to parameter bound, the parameter interlocking condition that the user sets in advance, legal judgement is carried out in control information.If control information is by the verification of data check module D51, then data are by serial ports entering signal control module D32.Certainly, the verification mode of data check module D32 can be carried out suitable adjustment according to the situation of reality and user's needs, as forgo data legitimacy verification etc.The state that signal controlling module D32 is at first current according to traffic signals, (this operation also is set to optional usually in the reality to judge whether to carry out at once user's control, also can require signal controlling module D32 to implement user's controlling schemes at once by setting in advance.If the improper phase place of transferring to user's appointment at once of operation phase place that system is current, then signal controlling module D32 is automatically in the process of this phase shift, according to user's preset parameters, insert the transition phase place automatically, guarantee the flatness of traffic phase transitions.Simultaneously, the user can set the control of traffic signals phase place by the setting of parameter, makes traffic signals directly enter user's designated phase, and is middle without other times, as the constraint of Minimum Green Time.The traffic signals control module outputs to signal lamp with traffic signals and drives relay, to the control of traffic lights.
Fig. 6 is the 6th an embodiment block diagram of system of the present invention, and it has described the network structure that realizes the traffic signals Long-distance Control based on the wireless Internet access control mode of network shown in Figure 5.On the system shown in Figure 5 basis, also comprise the common network D7 and the domain name certificate server D6 that is connected with common network D7 that are connected between radio network gateway support contact and the Leased line.
When the user uses mobile phone or other handheld device D1 form in accordance with regulations that possesses wireless networking capabilities, data are sent to radio network gateway support node D21 by mobile network D2.Because the Data Receiving circuit of the D5 of traffic signals control center adopts dial-up access or alternate manner, as ADSL, each traffic signals control center that dials again all can obtain a different dynamic public network IP, therefore the mode that can adopt domain name to prove obtains the dynamic IP addressing of the D5 of traffic signals control center, be domain name of the D5 of traffic signals control center application, and the IP address of registration oneself on domain name certificate server D6, again after dialling, the D5 of traffic signals control center promptly refreshes the IP address on the domain name certificate server D6 at every turn.Portable terminal D1 is when sending control information, at first obtain the IP address of the D5 of traffic signals control center from domain name certificate server D6, connect then, in the traffic signals control procedure, regularly refresh from the IP address that domain name certificate server D6 reads the D5 of traffic signals control center.After by the dial-up access mode control data being sent to the webserver D51 of the D5 of traffic signals control center, obtain message from service provider simultaneously and whether send successful affirmation information, server carries out authority by service data control of authority software to these data and judges, data are split, obtaining user profile sends number, send with the information that sets in advance and number to proofread, if this dispensing device can be controlled traffic signals, then enter password check and correction process, otherwise abandon this data.When password is proofreaded, the password of analyzing in password that comes out and the cipher list of the storing is in advance compared, if password is correct, then enter data legitimacy checking procedure, otherwise, abandon this data.After webserver control information authorization check passes through, by the cable network that sets up, data are sent to the traffic signal controlling machine D3 of control information appointment, data check module D31 by traffic signal controlling machine D3 carries out the legitimacy verification to data, if control information is by the verification of verification module D31, then data are by serial ports entering signal control module D32.By the signal controlling module D32 state current according to traffic signals, judge whether to carry out user's control at once, if the improper phase place of transferring to user's appointment at once of operation phase place that system is current, then the signal controlling module is automatically in the process of this phase shift, according to user's preset parameters, automatically insert the transition phase place, guarantee the flatness of traffic phase transitions.Simultaneously, the user can set the control of traffic signals phase place by the setting of parameter, makes traffic signals directly enter user's designated phase, and is middle without other times, as the constraint of Minimum Green Time.The traffic signals control module outputs to signal lamp with traffic signals and drives relay, to the control of traffic lights.
Fig. 7 is for the crossroad being four kinds of phase place schemes that example is selected.Usually the crossroad comprises the signal lamp indication that four crossings have 12 directions, user (traffic police) can make up any several relating heading wherein according to the situation at crossing, as be thing craspedodrome/right lateral, thing left lateral/north and south right lateral, north and south craspedodrome/right lateral, north and south left lateral/four kinds of phase place schemes of thing right lateral, in that reality is long-range when sending control information, only needs to send the numbering of a certain phase place of appointment and light on and off information and can finish Long-distance Control traffic signals.
Claims (3)
1, a kind of traffic signals tele-control system comprises at least 1 group controlled signal lamp, it is characterized in that also comprising:
At least 1 comprises wireless transmitter module, is used to launch the short message sender of traffic control short message;
At least 1 traffic signal controlling machine connects into the traffic signals Control Network with traffic signals control center, is used for resolving from the traffic control information of traffic signals control center receiving, and therefrom parses control signal and controls described signal lamp;
Traffic signals control center is used for sending traffic control information to traffic signal controlling machine;
Described traffic signals control center further comprises:
Be used to receive the note receiver of traffic control signal short message;
Short message is carried out authority to be judged and the short messages stored server; And,
The short message that will meet the authority requirement sends to the network switch of corresponding traffic signal controlling machine;
Described traffic signal controlling machine further comprises:
The data check module is used for the control authority and the legitimacy of traffic control information are carried out verification, when verification is qualified, therefrom isolates control signal and sends the signal controlling module to;
The signal controlling module is used to drive described control signal lamp.
2, a kind of traffic signals tele-control system comprises at least 1 group controlled signal lamp, it is characterized in that also comprising:
At least 1 portable terminal;
The mobile network who comprises the radio network gateway support node;
Traffic signals control center is connected with the mobile network by Leased line, is used for sending traffic control information to traffic signal controlling machine; And,
At least 1 traffic signal controlling machine connects into the traffic signals Control Network with traffic signals control center, is used for resolving from the traffic control information of traffic signals control center receiving, and therefrom parses control signal and controls described signal lamp;
Described traffic signals control center further comprises:
By the Leased line and the webserver that described mobile network is connected, be used for authority judgement and storage are carried out in the traffic signals control information that portable terminal is sent by the mobile network; And,
The short message that will meet the authority requirement sends to the network switch of corresponding traffic signal controlling machine;
Described traffic signal controlling machine further comprises:
The data check module is used for the control authority and the legitimacy of traffic control information are carried out verification, when verification is qualified, therefrom isolates control signal and sends the signal controlling module to;
The signal controlling module is used to drive described control signal lamp.
3, traffic signals tele-control system according to claim 2 is characterized in that, described system also comprises:
Be connected the common network between radio network gateway support node and the Leased line, and and common network
The domain name certificate server that is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03149825 CN1278286C (en) | 2003-07-25 | 2003-07-25 | Traffic signal remote control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 03149825 CN1278286C (en) | 2003-07-25 | 2003-07-25 | Traffic signal remote control system |
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| CN1570992A CN1570992A (en) | 2005-01-26 |
| CN1278286C true CN1278286C (en) | 2006-10-04 |
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| CN 03149825 Expired - Lifetime CN1278286C (en) | 2003-07-25 | 2003-07-25 | Traffic signal remote control system |
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Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100337257C (en) * | 2005-06-16 | 2007-09-12 | 公安部交通管理科学研究所 | Distribution-type four-stage structure traffic signal control system |
| CN100565609C (en) * | 2005-11-24 | 2009-12-02 | 中国科学院自动化研究所 | A kind of junction machine control method and device |
| CN100587756C (en) * | 2005-11-24 | 2010-02-03 | 中国科学院自动化研究所 | A control method for electronic police |
| CN102005126B (en) * | 2010-06-18 | 2012-02-22 | 公安部交通管理科学研究所 | A multi-intersection traffic signal control machine |
| CN102147976B (en) * | 2011-04-12 | 2013-03-27 | 陆化普 | Coordinated control system assisting traffic polices to direct traffic of intersections |
| CN102163372B (en) * | 2011-04-12 | 2013-04-24 | 陆化普 | Internet-based coordinated control system for assisting traffic police in directing intersection traffic |
| CN102316023B (en) * | 2011-07-11 | 2015-12-09 | 东南大学 | Crossing traffic signal controlling machine and traffic control center's wireless communications method and device |
| KR20130015802A (en) * | 2011-08-05 | 2013-02-14 | 이흥수 | Traffic signal controlling device and method using identification information with hierarchy structure |
| CN102314767A (en) * | 2011-08-30 | 2012-01-11 | 南京城建隧桥经营管理有限责任公司 | UDP (User Datagram Protocol)-based wireless traffic-information transmitting method |
| CN103500512A (en) * | 2013-09-26 | 2014-01-08 | 聊城市天宇网视科技有限责任公司 | Remote emergency control device for traffic signal lamps |
| CN105389999B (en) * | 2015-12-18 | 2017-12-15 | 武汉中科通达高新技术股份有限公司 | A kind of road traffic based on nerve of a covering coordinates system and method |
| CN105551278A (en) * | 2016-01-25 | 2016-05-04 | 王宝生 | Intelligent traffic indication lamp and indication system |
| CN107730884B (en) * | 2017-09-14 | 2020-04-14 | 华为技术有限公司 | Traffic application instance processing method and traffic control unit |
| CN107564298B (en) * | 2017-09-26 | 2020-07-24 | 深圳市盛路物联通讯技术有限公司 | Traffic light management method and system based on multiple antennas |
| CN112767722B (en) * | 2020-12-31 | 2022-05-24 | 北京北大千方科技有限公司 | Control method and device of traffic signal machine, computer equipment and storage medium |
| CN112948800B (en) * | 2021-02-26 | 2024-04-12 | 北京北大千方科技有限公司 | Two-dimensional code log-in annunciator management platform method, device, equipment and medium |
| CN114333370B (en) * | 2021-12-15 | 2023-10-31 | 文思海辉智科科技有限公司 | Traffic signal remote control method and system |
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