CN108320534A - A kind of control method and traffic lights machine of traffic lights machine - Google Patents

Abstract

The embodiment of the present application provides a kind of control method and traffic lights machine of traffic lights machine, the method includes：First signal lamp machine sends light color output scheme to N number of second signal lamp machine；The light color output scheme indicates the light color output state of the first signal lamp machine and N number of second signal lamp machine；N is the positive integer more than 0；When the light color output period of the light color output scheme starts, for the first signal lamp machine to N number of second signal lamp machine broadcast time information, the temporal information is the initial time that N number of second signal lamp machine carries out light color output according to the light color output scheme.

Description

A kind of control method and traffic lights machine of traffic lights machine

Technical field

The invention relates to the control method of traffic signalization field more particularly to a kind of traffic lights machine and Traffic lights machine.

Background technology

Conventional traffic signal control system is generally made of semaphore and signal lamp, and semaphore passes through a plurality of lamp with signal lamp Line connects, the light color in one direction of every lamp line control signal lamp.Wherein most semaphore is realized by exporting forceful electric power signal Control to signal lamp, small part semaphore is by exporting control of the weak electric signal realization to signal lamp, but both the above system In include a large amount of lamp line, and need to carry out in installation process cumbersome threading construct, lay the foundations, the processes such as upright bar, Constructional difficulties expend a large amount of manpower, while work progress can seriously affect the traffic at place crossing.Existing part traffic signals Control system is in order to avoid the threading construction in installation process, semaphore and the signal lamp company of realization through wireless communication It connects, but such traffic signal control system control method is not perfect, is easy because the abnormal conditions such as electromagnetic interference, dropout occur Lead to systemic breakdown, and abnormal conditions also imperfect processing scheme, control efficiency poor so as to cause reliability occurs It is relatively low.

Invention content

The embodiment of the present application provides a kind of control method and traffic lights machine of traffic lights machine, existing to solve Split type traffic signal control system constructional difficulties or control efficiency is low, poor reliability, abnormal conditions are difficult to handle, to lead The problem for causing using effect poor.

The embodiment of the present application provides a kind of control method of traffic lights machine, including：

First signal lamp machine sends light color output scheme to N number of second signal lamp machine；The light color output scheme includes institute State N+1 light color output subscheme of the first signal lamp machine with N number of second signal lamp machine；

When each light color output period starts, when the first signal lamp machine is broadcasted to N number of second signal lamp machine Between information；N is the positive integer more than 0.

A kind of possible realization method, the method further include：

The first signal lamp machine receives the light color output state message that echo signal lamp is sent；The echo signal lamp machine For any one signal lamp machine in N number of second signal lamp machine；The light color output state message includes the target letter The light color of the echo signal lamp machine output of signal lamp machine testing；

If the first signal lamp machine determines the operation of the echo signal lamp machine according to the light color output state message Abnormal state, then to N number of second signal lamp machine broadcast transmission standby command.

A kind of possible realization method, the light color output state message further include：Abnormal state information；The exception shape State information includes：The light color output state of the echo signal lamp machine and the light color of the echo signal lamp machine export subscheme not Unanimously；Alternatively, the echo signal lamp machine appearance is dark bright.

A kind of possible realization method, if the first signal lamp machine determines institute according to the light color output state message The operating status for stating echo signal lamp machine is abnormal, including：

The first signal lamp machine is according to described in the light color output state message and the first signal lamp machine storage The light color output subscheme of echo signal lamp machine is compared, however, it is determined that the output light color of the echo signal lamp machine and the lamp Color output scheme is inconsistent, it is determined that the echo signal lamp machine operation irregularity；Alternatively,

The first signal lamp machine is according to the light color output state message of the echo signal lamp machine, with described N number of second The light color output state message of signal lamp machine and the first signal lamp machine, it is determined whether there are traffic lights color conflicts, however, it is determined that There are traffic lights color conflicts, it is determined that the echo signal lamp machine operation irregularity；Alternatively,

Abnormal shape in the light color output state message that the first signal lamp machine is sent according to the echo signal lamp machine State information determines the echo signal lamp machine operation irregularity.

A kind of possible realization method, the method further include：

The first signal lamp machine if it is determined that the first signal lamp machine and the N number of second signal lamp machine restore normal, Then terminate standby preparation instruction to N number of second signal lamp machine broadcast；

If the first signal lamp machine receives the response message of N number of second signal lamp machine in the given time, Restore light color output order and temporal information to N number of second signal lamp machine broadcast；The normal light color output of recovery refers to Order is used to indicate N number of second signal lamp machine and carries out light color output.

The embodiment of the present application provides a kind of traffic lights machine, including, signal lamp further includes：

Communication module, for sending light color output scheme to N number of second signal lamp machine；The light color output scheme includes institute State N+1 light color output subscheme of the first signal lamp machine with N number of second signal lamp machine；

Main controller, when for determining that each light color output period starts according to local clock, control the communication module to N number of second signal lamp machine broadcast time information；N is the positive integer more than 0.

A kind of possible realization method, the communication module receive the light color output state message that echo signal lamp is sent； The echo signal lamp machine is any one signal lamp machine in N number of second signal lamp machine；The light color output state disappears Breath includes the light color of the echo signal lamp machine output of the echo signal lamp machine testing；

The main controller, if specifically for according to the light color output state message, determining the echo signal lamp machine Operating status is abnormal, then controls the communication module to N number of second signal lamp machine broadcast transmission standby command.

A kind of possible realization method, the light color output state message further include：Abnormal state information；The exception shape State information includes：The light color output state of the echo signal lamp machine and the light color of the echo signal lamp machine export subscheme not Unanimously；Alternatively, the echo signal lamp machine appearance is dark bright.

A kind of possible realization method, the main controller are specifically used for：

According to the lamp of the light color output state message and the echo signal lamp machine of the first signal lamp machine storage Color output subscheme is compared, however, it is determined that the output light color of the echo signal lamp machine differs with the light color output scheme It causes, it is determined that the echo signal lamp machine operation irregularity；

Alternatively, according to the light color output state message of the echo signal lamp machine, with N number of second signal lamp machine and institute State the light color output state message of the first signal lamp machine, it is determined whether there are traffic lights color conflicts, however, it is determined that there are traffic lights colors Conflict, it is determined that the echo signal lamp machine operation irregularity；

Alternatively, according to the abnormal state information in the light color output state message of echo signal lamp machine transmission, determine The echo signal lamp machine operation irregularity.

A kind of possible realization method, the main controller are additionally operable to：

If it is determined that the first signal lamp machine and N number of second signal lamp machine restore normal, then the communication mould is controlled Block terminates standby preparation instruction to N number of second signal lamp machine broadcast；

If receiving the response message of N number of second signal lamp machine in the given time, the communication module is controlled Restore light color output order and temporal information to N number of second signal lamp machine broadcast；The normal light color output of recovery refers to Order is used to indicate N number of second signal lamp machine and carries out light color output.

The embodiment of the present application provides a kind of control method of traffic lights machine, including：

Echo signal lamp receives the light color output scheme that the first signal lamp machine is sent；The light color output scheme includes described N+1 light color of the first signal lamp machine and N number of second signal lamp machine exports subscheme；The echo signal lamp machine is described Any one signal lamp machine in N number of second signal lamp machine；

When each light color output period starts, the echo signal lamp machine receive the first signal lamp machine broadcast when Between information；N is the positive integer more than 0；

After the echo signal lamp machine receives the temporal information, the temporal information is determined as the light color and is exported It is carved at the beginning of period；

Local clock and the echo signal lamp machine pair of the echo signal lamp machine according to the echo signal lamp machine The light color output subscheme answered, determines the light color that current time should export, and export the light color.

A kind of possible realization method, the method further include：

The echo signal lamp machine generates the light color output state of the echo signal lamp machine according to the light color of output Message；The light color output state message includes the light color of the echo signal lamp machine output；

The light color output state message of the echo signal lamp machine is sent to first letter by the echo signal lamp machine Signal lamp machine.

A kind of possible realization method, the echo signal lamp machine generate the echo signal lamp according to the light color of output The light color output state message of machine, including：

The echo signal lamp machine is if it is determined that the light color output state of the echo signal lamp machine and the echo signal lamp The light color output subscheme of machine is inconsistent；Alternatively, the echo signal lamp machine appearance is dark bright；

Then generate corresponding abnormal state information；

The echo signal lamp machine generates the light color output according to the light color of the abnormal state information and the output Status message.

A kind of possible realization method, the method further include：

If the echo signal lamp machine receives the standby command of the first signal lamp machine, by the echo signal lamp Machine output is yellow to dodge.

A kind of possible realization method, the method further include：

If the echo signal lamp machine receives the standby preparation instruction of end of the first signal lamp machine broadcast, generate The response message for terminating standby preparation instruction；

The response message for terminating standby preparation instruction is sent to first signal lamp by the echo signal lamp machine Machine；

If the echo signal lamp machine receive the normal light color output order of recovery of the first signal lamp machine broadcast with And temporal information, then the start time in period of light color output is determined according to the temporal information, and according to the echo signal lamp The corresponding light color of machine exports subscheme, exports light color state.

The embodiment of the present application provides a kind of traffic lights machine, including：

Communication module, the light color output scheme for receiving the transmission of the first signal lamp machine；The light color output scheme includes N+1 light color of the first signal lamp machine and N number of second signal lamp machine exports subscheme；The echo signal lamp machine is Any one signal lamp machine in N number of second signal lamp machine；When each light color output period starts, described first is received The temporal information of signal lamp machine broadcast；N is the positive integer more than 0；

Main controller, for after receiving the temporal information, the temporal information being determined as the light color and exports week It is carved at the beginning of phase；According to the local clock of the echo signal lamp machine and the corresponding light color output of the echo signal lamp machine Subscheme determines the light color that current time should export, and exports the light color.

A kind of possible realization method, the main controller are additionally operable to：

According to the light color of output, the light color output state message of the echo signal lamp machine is generated；The light color is defeated The message that does well includes the light color of the echo signal lamp machine output；

The communication module is additionally operable to the light color output state message of the echo signal lamp machine being sent to described first Signal lamp machine.

A kind of possible realization method, the main controller are specifically used for：

If it is determined that the light color output state of the echo signal lamp machine and the light color of the echo signal lamp machine export son side Case is inconsistent；Alternatively, the echo signal lamp machine appearance is dark bright；Then generate corresponding abnormal state information；According to the exception The light color of status information and the output generates the light color output state message.

A kind of possible realization method, the main controller are additionally operable to：

If receiving the standby command of the first signal lamp machine, the echo signal lamp machine is exported into yellow dodge.

A kind of possible realization method, the main controller are additionally operable to：If receiving the knot of the first signal lamp machine broadcast The standby preparation instruction of beam then generates the response message for terminating standby preparation instruction；If receiving the first signal lamp machine The normal light color output order of recovery and temporal information of broadcast then determine that the period of light color output opens according to the temporal information Begin the moment, and subscheme is exported according to the corresponding light color of the echo signal lamp machine, exports light color state；

The communication module is additionally operable to the response message for terminating standby preparation instruction being sent to first signal Lamp machine.

The embodiment of the present application show by the first signal lamp machine to N number of second signal lamp machine broadcast light color output scheme, can So that the first signal lamp machine is when the signal period starts, it need not be when each signal period starts, respectively at least one Second signal lamp machine sends control instruction, and the very big expense for reducing signaling solves existing traffic signal control system control The low problem of efficiency processed.In addition, passing through transmission time information, it is ensured that the first signal lamp machine is same with second signal lamp machine Step reduces the delay when light color exports, and greatly reduces the failure rate of traffic lights machine, improves traffic lights machine Control efficiency.

Description of the drawings

In order to more clearly explain the technical solutions in the embodiments of the present application, make required in being described below to embodiment Attached drawing is briefly introduced, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the present application, for this For the those of ordinary skill in field, without having to pay creative labor, it can also be obtained according to these attached drawings His attached drawing.

Fig. 1 is a kind of system architecture schematic diagram that the embodiment of the present application is applicable in；

Fig. 2 is a kind of internal structure schematic diagram for traffic lights machine that the embodiment of the present application is applicable in；

Fig. 3 is a kind of flow diagram of the control method of traffic lights machine provided by the embodiments of the present application；

Fig. 4 is a kind of schematic diagram of the control method of traffic lights machine provided by the embodiments of the present application；

Fig. 5 a are a kind of schematic diagram of the control method of traffic lights machine provided by the embodiments of the present application；

Fig. 5 b are a kind of schematic diagram of the control method of traffic lights machine provided by the embodiments of the present application；

Fig. 6 a are a kind of schematic diagram of the control method of traffic lights machine provided by the embodiments of the present application；

Fig. 6 b are a kind of schematic diagram of the control method of traffic lights machine provided by the embodiments of the present application；

Fig. 7 is a kind of structural schematic diagram of traffic lights machine provided by the embodiments of the present application；

Fig. 8 is a kind of structural schematic diagram of traffic lights machine provided by the embodiments of the present application.

Specific implementation mode

In order to make the purpose, technical solution and advantageous effect of the application be more clearly understood, below in conjunction with attached drawing and implementation Example, is further elaborated the application.It should be appreciated that specific embodiment described herein is only used to explain this Shen Please, it is not used to limit the application.

Since the signal lamp needs in crossing command the wagon flow in each direction and the stream of people, and single traffic lights Machine is typically only capable to one direction of commander, it is therefore necessary to join multiple signal lamp organs, the traffic at collaboration commander crossing.Fig. 1 examples Property show a kind of applicable system architecture schematic diagram of the embodiment of the present application, as shown in Figure 1, the embodiment of the present application is by taking N is 3 as an example It illustrates.The applicable system architecture of the embodiment of the present application includes the first signal lamp machine 101, the letter of second signal lamp machine 102, second Signal lamp machine 103 and second signal lamp machine 104, wherein the first signal lamp machine 101 and second signal lamp machine 102-104 refer to traffic Signal lamp machine, traffic lights machine are the combination of semaphore and signal lamp, and each traffic lights machine includes main controller and signal Lamp；Each traffic lights machine at crossing constitutes the traffic signal control system at the crossing.

Split type traffic signal control system provided by the embodiments of the present application, including one group of control different directions traffic flow Signal lamp lamp machine.It in one group of signal lamp lamp machine, can be communicated by Local Area Networking, wherein each traffic lights chance is distributed One mailing address.The each direction in crossing is equipped with identical traffic lights machine, and the first signal lamp machine is each traffic in crossing It one in signal lamp machine, can be set, for example can be carried out according to the mailing address of traffic lights machine as the case may be It determines.Traffic lights machine in the traffic lights machine at crossing in addition to the first signal lamp machine is second signal lamp machine.

For example, can be using the traffic lights machine of mailing address numerical value minimum as the of the traffic lights machine at the crossing One signal lamp machine, other traffic lights machines at the crossing are as second signal lamp machine.

The mailing address of the Local Area Networking communication of traffic lights machine, the traffic direction controlled with traffic lights machine have It closes, can be that each lamp machine configures a directional information, the corresponding traffic signals in the installation process of traffic lights machine crossing Direction of the lamp machine for commander, direction information will be stored in the memory module of the traffic lights machine, be believed with each traffic Mailing address in signal lamp machine group-net communication is directly related.For example, may refer to Fig. 1, the first signal lamp machine 101 be northern histogram to Traffic lights machine, mailing address 01；Second signal lamp machine 102 be western histogram to traffic lights machine, mailing address It is 02；Second signal lamp machine 103 be eastern histogram to traffic lights machine, mailing address 03；Second signal lamp machine 104 is south Histogram to traffic lights machine, mailing address 04.

It should be noted that the technical solution in the embodiment of the present application is not just suitable for four, crossing traffic lights The scene of machine is also applied for other scenes such as two traffic lights machines, six traffic lights machines, does not do specific limit herein It is fixed.It is communicated by wireless signal networking between traffic lights machine, collaboration progress traffic between multiple traffic lights machines Signal controls.Compared with traditional traffic signal control system, the system architecture in the embodiment of the present application is without traditional letter Number machine cabinet, while complicated lamp control connecting line is not needed, construction cost and difficulty of construction can greatly be reduced.

Lower mask body introduces the internal structure of traffic lights machine, as shown in Fig. 2, traffic lights machine includes main controller 201, communication module 202, signal lamp lamp cap 203, signal lamp drive module 204, signal lamp detection module 205, interface 206, sheet Ground clock 207, memory 208.

Wherein, main controller 201 is the core of traffic lights machine, realizes the control to each module, may include place Manage device, memory module etc..Major function may include：Light color output is controlled；The working condition of signal lamp is sentenced It is disconnected；The working condition of other traffic lights machines at crossing is obtained by networking；Pass through communication module 202 and other traffic signals Lamp machine or equipment are communicated.The equipment can be the equipment such as mobile terminal, for connecting traffic lights machine, and then control The traffic lights machine.

Communication module 202 is used to carry out group-net communication with other traffic lights machines at crossing, to realize to the crossing Traffic signals control.Alternatively, communication module 202 can be connect with the communication interface modules of other equipment.Wherein communicate mould Block 202 can be wireless communication module or wire communication module, for example, the purple that frequency is 2.4GHz can be selected in communication module 202 The communication plan such as WBee etc. of the communication plans such as bee agreement (ZIGBEE) or 433MHz, as each traffic lights machine it Between communication port.It can also be communicated by wired modes such as RS485/ power carriers.Its physical layer communicated, data link layer association View does not limit herein.Light emitting diode (Light Emitting Diode, abbreviation LED) lamp can be used in signal lamp lamp cap 203 Head or other cold light sources have LED signal lamp lamp panel in LED lamp holder, and lamp panel can be red, yellow, and green dishful lamp, can also be arrow Head lamp or pedestrian lamp etc., do not limit herein.

Signal lamp drive module 204, the control command control signal lamp lamp cap predominantly exported according to main controller 201 are lighted Or shutdown, when the main controller 201 of traffic lights machine fails, signal lamp drive module 204 being capable of individual control signal lamp lamp Head enters standby mode, for example, yellow sudden strain of a muscle pattern.

Signal lamp detection module 205 can be used for detecting the luminance of signal lamp lamp cap, such as the work of detection signal lamp Make electric current, realizes the monitoring to signal lamp working condition；And testing result can be back to main controller 201.

Interface 206 can be that Ethernet interface or 2G/3G/4G etc. wirelessly communicate networking module for connecting network, For networking, local maintenance, obtain the functions such as information of vehicle flowrate.

Local clock 207 is mainly used for carrying out local timing, for realizing the collaboration of all signal lamp machines at same crossing Control.

Memory 208 is mainly used for storing light color output scheme, can be used for the detection information of storage signal lamp output And configuration information.

Compared with conventional traffic signal control system, the traffic lights machine in the embodiment of the present application reduces forceful electric power mould Block is greatly reduced because of factors such as strong power part failure, agings, cause short circuit, electric leakage etc. it is abnormal cause safety accident can Energy.In addition, the control program of existing split type, distributed traffic signal control system and be directed to failure exception treatment mechanism All it is to be completed by issuing control instruction, if exception occurs in communication, or postpones, traffic control may be caused abnormal, Lead to traffic disturbance, in some instances it may even be possible to cause traffic accident, reliability poor.

In conjunction with Fig. 1, the embodiment of the present application provides a kind of flow diagram of the control method of traffic lights machine, such as Fig. 3 It is shown, including：

Step 301：First signal lamp machine 101 sends light color output scheme to second signal lamp machine 102-104；

Wherein, the light color output scheme includes that the light color of the first signal lamp machine 101 and second signal lamp machine 102-104 is defeated Go out scheme；

Step 302：Echo signal lamp receives the light color output scheme that the first signal lamp machine is sent；

Wherein, the echo signal lamp machine is any one signal lamp machine in second signal lamp machine 102-104；

Step 303：When each light color output period starts, the first signal lamp machine 101 is to second signal lamp machine 102-104 Broadcast time information.

Step 304：When each light color output period starts, the echo signal lamp machine receives the first signal lamp machine The temporal information of broadcast.

Step 305：After the echo signal lamp machine receives the temporal information, the temporal information is determined as described Light color is carved at the beginning of the output period；

Step 306：The echo signal lamp machine is believed according to the local clock of the echo signal lamp machine and the target The corresponding light color of signal lamp machine exports subscheme, determines the light color that current time should export, and export the light color.

In step 301-302, a kind of possible realization method may comprise steps of：

Step 1: the first signal lamp machine 101 obtains the light color output scheme at the crossing.

Specifically, can to obtain the light color by way of local communication or network communication defeated for the first signal lamp machine 101 Go out scheme.

Step 2: light color output scheme is handed down to second signal lamp machine 102-104 by the first signal lamp machine 101.

Step 3: the first signal lamp machine 101 and second signal lamp machine 102-104 are obtained according to the light color output scheme The light color of corresponding first signal lamp machine 101 and second signal lamp machine 102-104 export subscheme；

Wherein, the light color output subscheme includes at least the light color output information using the time as scale；Second signal After lamp machine 102-104 gets the light color output scheme, the storage mould of second signal lamp machine 102-104 can be stored it in In block.

Content in each light color output subscheme can be using the time in a cycle as abscissa, and different light colors are defeated It does well as ordinate.For example, the light color output subscheme of the first semaphore 101 is as shown in figure 4, t0-t1 lights for red light, T1-t2 lights for amber light, and t2-t3 lights for green light.

Step 4: the first signal lamp machine 101 and second signal lamp machine 102-104 extract phase from the light color output scheme The light color output scheme in direction is answered to be exported.

In step 4, each lamp machine control method for coordinating is the first signal lamp machine 101 and second signal lamp machine in system 102-104, can be by real-time synchronization temporal information (clock information), and each traffic lights machine is according to temporal information and acquisition Light color export subscheme, control light color output.

In step 303-304, a kind of possible realization method may comprise steps of：

Step 1: the first signal lamp machine 101 gets temporal information, and by temporal information periodic broadcast to second signal Lamp machine 102-104.

The temporal information can be what the first signal lamp machine 101 was obtained by network, can also be obtained by local clock It takes, or other modes do not limit herein.

A kind of possible realization method, when each light color output period starts, the first signal lamp machine 101 is to the target Signal lamp machine sends out the temporal information；

Step 2: the echo signal lamp machine is according to the temporal information, the local clock with the echo signal lamp machine It sets time, is scale by the local clock after clock synchronization, lamp is exported according to the light color output subscheme of the echo signal lamp machine Color.

In the specific implementation process of step 2, may include：

Step 1: the echo signal lamp machine receives after the temporal information sets time, by the temporal information pair It is determined as carving at the beginning of a cycle at the time of answering；

Step 2: determining that current time is in the time point that light color exports the period in real time according to local clock, according to described The light color of echo signal lamp machine exports subscheme, controls the output of its light color.

The light color detection module of traffic lights machine, which can be realized, is detected signal lamp lamp cap output state, the application In embodiment, the light color output state detected periodically can be sent to the first signal by second signal lamp machine 102-104 Lamp machine 101.Specifically, second signal lamp machine mono- light color state of 102-104, can at least send a light color output information.

A kind of possible realization method, the described method comprises the following steps：

Step 1: the light color of the echo signal lamp machine according to output, generates the light color of the echo signal lamp machine Output state message；

Wherein, the light color output state message includes the light color of the echo signal lamp machine output；

In step 1, a kind of possible realization method can be in one cycle, to be sent out by the first signal lamp machine 101 The temporal information is sent to start, after second signal lamp machine 102-104 has sent the response message of the temporal information respectively, point Do not start to send the light color output state message.

A kind of possible realization method, can be ascending successively according to the mailing address of second signal lamp machine 102-104 It is sent to the first signal lamp machine 101.Furthermore it is also possible to which adjustment second signal lamp machine 102-104 sends light color output according to demand The time interval of information.

Step 2: the light color output state message of the echo signal lamp machine is sent to first by the echo signal lamp machine Signal lamp machine 101.

Step 3: the first signal lamp machine 101 receives the light color output state message that echo signal lamp is sent, and to the mesh Mark signal lamp machine sends the response message of the light color output state message.

For example, as shown in figure 5, the method includes：

Step 1: the first semaphore 101 is at the first moment to the second reception to the institute of second signal lamp machine 102-104 After the response message for stating temporal information, second signal machine 102 sends the light color output state message of second signal machine 102；

Step 2: after the first semaphore 101 receives the light color output state message, institute is sent to second signal machine 102 State the response message of light color output state message；

Step 3: second signal machine 103 sends the light color output state message of second signal machine 103；

Step 4: after the first semaphore 101 receives the light color output state message, sent to second signal machine 103 The response message of the light color output state message；

Step 5: second signal machine 104 sends the light color output state message of second signal machine 104；

Step 6: after the first semaphore 101 receives the light color output state message, sent to second signal machine 104 The response message of the light color output state message.

So far, a complete communication cycle terminates.

In traffic signal control system, it is necessary to be monitored to the light color output of each signal lamp, when occurring, all kinds of light colors are defeated When going out abnormal, it can correctly judge and take counter-measure.Each signal lamp machine can monitor the output state of oneself, and second Output state can be sent to the first signal lamp machine 101, the first signal lamp by signal lamp machine 102-104 by local communication interface It, can be according to the light color output state message, really after machine 101 gets the output state of each second signal lamp machine 102-104 Whether the operating status of the fixed echo signal lamp machine is abnormal.

A kind of possible realization method, the first signal lamp machine 101 get the output shape of each second signal lamp machine 102-104 State may include：

Step 1: the echo signal lamp machine if it is determined that the echo signal lamp machine light color output state and the target The light color output subscheme of signal lamp machine is inconsistent；Alternatively, the echo signal lamp machine appearance is dark bright；Then generate corresponding exception Status information；

Step 2: light color of the echo signal lamp machine according to the abnormal state information and the output, described in generation Light color output state message.

Certainly, the abnormality message directly can also be sent to the first signal lamp machine by the echo signal lamp machine 101, specific sending method does not limit herein.

A kind of possible realization method, the first signal lamp machine 101 determine the mesh according to the light color output state message Whether mark signal lamp machine and the first signal lamp machine 101 there is exception, can specifically include：

A kind of possible realization method, the first signal lamp machine 101 is according to the light color output state message and the first signal The light color output subscheme for the echo signal lamp machine that lamp machine 101 stores is compared, however, it is determined that the echo signal lamp machine Output light color and the light color output scheme it is inconsistent, it is determined that the echo signal lamp machine operation irregularity.

A kind of possible realization method, the first signal lamp machine 101 send the second signal lamp machine 102-104 got Ratio is compared with the light color output subscheme of the corresponding direction of the first signal lamp machine 101 storage in 3 light color status messages, if It was found that the light color output scheme disunity of the output light color and corresponding direction of the second signal lamp machine 102-104 in certain direction, then sentence Disconnected direction second signal lamp machine 102-104 operation irregularities.

A kind of possible realization method, the first signal lamp machine 102 is according to the light color output state of the echo signal lamp machine Message, the light color output state message with N number of second signal lamp machine and the first signal lamp machine, it is determined whether there are red Green light color conflict, however, it is determined that there are traffic lights color conflicts, it is determined that the echo signal lamp machine operation irregularity.

A kind of possible realization method, the first signal lamp machine 101 are exported according to the light color that the echo signal lamp machine is sent Abnormal state information in status message determines the echo signal lamp machine operation irregularity.

A kind of possible realization method, the first signal lamp machine 101 is by detecting the output state of itself, in conjunction with the second letter The light color output state message that signal lamp machine 102-104 is returned, judges whether that red green conflict occurs；

Specifically, the first signal lamp machine 101 gets the output information of a direction second signal lamp machine 102-104, judge There is the case where red green conflict with the presence or absence of direction.

A kind of possible realization method, each traffic lights machine (including the first signal lamp machine 101 and second signal lamp machine It can 102-104) be carried out judging whether to occur according to the light color output state of itself abnormal.

A kind of possible realization method, if the echo signal lamp machine detects that exception occurs in the echo signal lamp machine, The abnormal state information is then sent to the first signal lamp machine 101；

The abnormal state information and the light color are exported shape by a kind of possible realization method, the echo signal lamp machine State message is sent together, i.e., the described light color output state message can also include：Abnormal state information.

Wherein, the abnormal state information may include：The light color output state of the echo signal lamp machine and the mesh The light color output subscheme for marking signal lamp machine is inconsistent；Alternatively, the echo signal lamp machine appearance is dark bright.

The abnormal state information can also include：The light color state of " not working when bright ", " when going out ", signal lamp occur Dark bright (the non-bright non-critical condition gone out, be easy that drivers and pedestrians is made to cause to judge by accident to light color).

A kind of possible realization method, if described in the first signal lamp machine 101 according to the light color output state message, determines The operating status of echo signal lamp machine is abnormal, then to second signal lamp machine 102-104 broadcast transmission standby commands.Wherein, described Standby command can be that yellow dodge instructs, or other instructions do not limit herein.

Based on Fig. 1 and structural schematic diagram shown in Fig. 2, as shown in figure 5a and 5b, the embodiment of the present application provides a kind of friendship The control method of ventilating signal lamp machine, includes the following steps：

Step 501：First signal lamp machine 101 at least sends the primary time letter to echo signal lamp machine each period Breath；

Step 502：If the echo signal lamp machine receives the temporal information, returned to the first signal lamp machine 101 The response message of the temporal information；

Specifically, the echo signal lamp machine is if it is determined that receive the temporal information of the first signal lamp machine 101 transmission, then root The response message of the temporal information is sent to the first signal lamp machine 101 according to the ascending sequence of mailing address；

Wherein, if the first signal lamp machine 101 receives the response message of second signal lamp machine 102-104 in the given time When, it is believed that communication link is normal, determines that second signal lamp machine 102-104 is in normal communication state.

Step 503：The echo signal lamp machine generates the light color of the echo signal lamp machine according to the light color state of output Output state information, and the light color output state information is sent to the first signal lamp machine 101；

Step 504：First signal lamp machine 101 receives the light color output state information of the echo signal lamp machine, then to The echo signal lamp machine sends the response message of the light color output state.

Loss, interference or the failure of individual information may occur in communication process, especially when multiple lamp machine networkings, and it is logical Communication distance relatively far away from when, the possibility of of short duration communication abnormality, which occurs, to be increased.If the communication abnormality duration is shorter, and in short-term Between can restore, should ensure that crossing each traffic lights machine continuation normally exports each light color；

In order to be distinguished to each traffic lights machine in communication process, distributed in advance for each traffic lights machine Mailing address, the first signal lamp machine 101 can also send heartbeat signal to second signal lamp machine 102-104.First signal lamp machine 101 and second signal lamp machine 102-104 can be according to the ascending arrangement of mailing address, at interval of sending one in order for a period of time A heartbeat signal.First signal lamp machine 101 can monitor this and organize the heartbeat message of other traffic lights machines, and pass through heartbeat message Whether identification second signal lamp machine 102-104 is working normally.

The light color output information that the information of first signal lamp machine 101 transmission, second signal lamp machine 102-104 are sent out, is all wrapped Contain CRC check information.Described information can be the standby command, and the temporal information, the light color output scheme is described Heartbeat message, described response message etc..

First signal lamp machine 101 sends information and described information according to the mailing address of second signal lamp machine 102-104 Check information.If receiving terminal is wrong by the received information of check information detection, answer signal will not be returned.If transmitting terminal It is not received by answer signal, transmitting terminal can again attempt to send information.

A kind of possible realization method may include：

Step 1: the first signal lamp machine 101 sends information and the corresponding check information of described information to echo signal lamp.

Step 2, the echo signal lamp machine generate logical after being verified to the described information of reception and the check information Believe status message.

Wherein, after the echo signal lamp machine receives described information and the check information, first to the letter of reception Breath and the check information are parsed and are identified, after identifying described information and the check information, according to the school It tests information to verify described information, communications status message is generated according to the result of verification, wherein communications status message can be with Only include check results, such as the success of control information checking or control information checking failure.

In addition, the echo signal lamp machine not only can only generate communications status message by the check results, may be used also To combine heartbeat data and communication port quality etc. to generate communications status message on the basis of check results.

The communications status message is sent to the first signal lamp machine 101 by step 3, the echo signal lamp machine.

Step 4, the first signal lamp machine 101 determine the echo signal lamp machine and first according to the communications status message Whether 101 communications status of signal lamp machine is abnormal.

In transmission process, the communications status message can be transmitted in the form of communications status code, detailed process For：It pre-sets communications status code and corresponds to table, which has recorded and make an appointment between the first signal lamp machine and second signal lamp machine Meaning representated by good communications status code and each communications status code.

After the echo signal lamp machine verifies described information according to the check information, according to check results and Recognition result query communication conditional code corresponds to table and determines communications status code and be sent to the first signal lamp machine 101, the first signal lamp Machine 101 corresponds to table according to communications status code query communication conditional code and determines check results and recognition result.

The letter is transmitted by the way that communication port is arranged between the first signal lamp machine 101 and second signal lamp machine 102-104 Breath and the check information, specifically, second signal lamp machine 102-104 passes through described information to reception and the check information Communications status message is generated after being verified, then the first signal lamp machine determines whether communication is abnormal according to communications status message. Therefore when communication port breaks down, the first signal lamp machine 101 can note abnormalities and handle abnormal in time, avoid the occurrence of The abnormal conditions such as red green conflict, improve the reliability of traffic lights machine caused by communication abnormality.

In specific implementation process, may include：

A kind of possible realization method, communications status message are described information when verifying successfully, then the first signal lamp machine 101 Determine that communication is normal；

A kind of possible realization method, the first signal lamp machine 101 determine that communications status message verifies for described information for the first time When failure, then described information and the check information are retransmitted；

A kind of possible realization method, when continuous several times determine that communications status message is described information verification failure, then First signal lamp machine 101 determines communication abnormality, and starts yellow sudden strain of a muscle early warning.

When the first signal lamp machine 101 and the echo signal lamp machine cannot be communicated, such as the first signal lamp machine 101 After sending described information and the check information, the echo signal lamp machine feedback is not received by set period of time When communications status message, in fact it could happen that when greater risk, then yellow sudden strain of a muscle early warning is directly initiated, into yellow sudden strain of a muscle state.

In specific implementation process, may include：

Step 1: the first signal lamp machine 101 sends standby command to second signal lamp machine 102-104, and enter Huang Shanzhuan State；

Wherein, the standby command is used to indicate the echo signal lamp machine and enters yellow sudden strain of a muscle state.

Step 2: after the echo signal lamp machine receives the standby command, then enter yellow sudden strain of a muscle output state.

Wherein, yellow dodge is ordered and can be sent out in any time of a cycle, and does not need second signal lamp machine 102- 104 return to response message.

May include following communication abnormality and counter-measure in specific implementation process：

A kind of possible realization method, second signal lamp machine 102-104 do not obtain the time of the first signal lamp machine 101 transmission When information or response message, may include：

If the echo signal lamp machine is stored with the light color output scheme, and gets the transmission of the first signal lamp machine 101 Temporal information, then the echo signal lamp machine continue to continue to output light color according to its corresponding light color output subscheme；

If the echo signal lamp machine does not get the response of the first signal lamp machine 101 yet more than after first time threshold Message, then the echo signal lamp machine be directly entered yellow sudden strain of a muscle state.

A kind of possible realization method, the first signal lamp machine 101 can not get the light color of second signal lamp machine 102-104 When output state information or response message, may include：

If the first signal lamp machine 101 gets the response message of echo signal lamp, the first signal lamp machine 101 continue according to Its corresponding light color output subscheme work；

If the first signal lamp machine 101 is more than first time threshold, the response of the echo signal lamp machine can not be still got When message, then the first signal lamp machine 101 sends yellow dodge to the echo signal lamp machine and instructs, and the Huang dodges instruction and is used to indicate institute It states echo signal lamp machine and enters yellow sudden strain of a muscle state.

In the embodiment of the present application, if that light color occurs is abnormal for the judgement of the first signal lamp machine 101, or more than after preset time, Normal communication not yet then may comprise steps of：

Step 1: the first signal lamp machine 101 sends standby command to second signal lamp machine 102-104；

The standby command is used to indicate the state that the echo signal lamp machine enters amber light flicker；

Step 2: the first signal lamp machine 101 continues to attempt to connect with second signal lamp machine 102-104.

When the first signal lamp machine is more than the response message or echo signal that second time threshold does not receive echo signal lamp When not receiving the response message of the first signal lamp machine more than third time threshold so that one group of signal lamp machine at a crossing enters After yellow sudden strain of a muscle state, the yellow sudden strain of a muscle state can be judged, it is determined whether need to switch to NORMAL output mode.

Specifically, the first signal lamp machine 101 is if it is determined that after abnormal elimination, then transmittable preparation recovery is normal instructs；Institute It may include the pattern that second signal lamp machine 102-104 exits amber light flicker to state instruction, according to 102-104 pairs of second signal lamp machine The light color output subscheme answered normally exports light color.

A kind of possible realization method may comprise steps of as shown in figure 6 a and 6b：

Step 601：First signal lamp machine 101 is if it is determined that the first signal lamp machine 101 and second signal lamp machine 102-104 restore Normally, then terminate standby preparation instruction to the broadcast of echo signal lamp machine；The echo signal lamp machine is second signal lamp machine 102- Any of 104；

Step 602：If the standby preparation of end that the echo signal lamp machine receives the broadcast of the first signal lamp machine 101 refers to It enables, then generates the response message for terminating standby preparation instruction；The echo signal lamp machine refers to the standby preparation of the end The response message of order is sent to the first signal lamp machine 101；

Step 603：If the first signal lamp machine 101 receives the response of second signal lamp machine 102-104 in the given time Message is then broadcasted to the echo signal lamp machine and restores light color output order and temporal information；The normal light color of recovery is defeated Go out instruction and is used to indicate the 102-104 progress light color outputs of second signal lamp machine.

Step 604：If the echo signal lamp machine receives the normal light color output of recovery of the first signal lamp machine 101 broadcast Instruction and temporal information then determine the start time in period of light color output according to the temporal information, and according to the target The light color of the corresponding light color output subscheme of signal lamp machine exports subscheme, exports light color state；And to the first signal lamp machine 101 Send the response message of the recovery light color output order and the temporal information.

In a kind of specific implementation process, may include：

Step 1: the first signal lamp machine 101 continues to send heartbeat message to second signal lamp machine 102-104, and according to mesh The response message that signal lamp returns is marked, judges whether abnormal conditions have released or disappeared；

Step 2: the first signal lamp machine 101 has been if it is determined that the communication abnormality has been released/disappeared, then the first signal lamp machine 101 It is sent to the echo signal lamp machine and prepares to release the yellow order dodged；

Step 3: if the echo signal lamp machine receives the order for preparing to release yellow sudden strain of a muscle, to the first signal lamp Machine 101 sends the first response message；

Step 4: after the first signal lamp machine 101 receives each second signal lamp machine 102-104 responses, the first signal lamp machine 101 send the order for restoring light color and normally exporting to the echo signal lamp machine；

Step 5: if second signal lamp machine receives the order that the recovery light color normally exports, to the first signal lamp Machine 101 sends the second response message；

Step 6: in next cycle, the first signal lamp machine 101 is to the echo signal lamp machine transmission time information；And According to the temporal information, the light color of 101 corresponding light color output subscheme of the first signal lamp machine of output；

Step 7: after the echo signal lamp machine receives the temporal information, according to the temporal information and described The light color of echo signal lamp machine exports subscheme, exports corresponding light color.

In the embodiment of the present application, fully consider that the first signal lamp machine and second signal lamp machine may go out in communication process Existing various abnormal conditions, and corresponding abnormality eliminating method is defined for all kinds of abnormal conditions, therefore finding signal friendship When ventilating signal lamp machine occurs abnormal, it can efficiently be handled, improve the stability of traffic lights machine.

The embodiment of the present application shows that, relative to conventional traffic signal control system, heretofore described system need not be big The installation of amount and working procedure can greatly reduce human and material resources, save the set-up time, and the road surface that whole system occupies is empty Between it is small.Heretofore described system is less there are forceful electric power module, can reduce because situations such as leaking electricity leads to the wind that safety accident occurs Danger.Control method in the present invention is more efficient, and less communication data is the stable operation that can guarantee whole system, even if hair Situations such as giving birth to communication disruption, the exception of short time, can also ensure the normal work of whole system；Therefore there is event in communication port When barrier, the first signal lamp function notes abnormalities and handles abnormal in time, avoids the occurrence of traffic lights conflict and event of turning off the light Situations such as barrier, improves the reliability of traffic lights machine.Traffic signal control method in the embodiment of the present application has completeer Kind abnormality detection, judgement, processing mode, reliability higher.

Based on identical inventive concept, as shown in fig. 7, the embodiment of the present application also provides a kind of traffic lights machine, packet It includes：Signal lamp 701 further includes：

Main controller 702, for when the light color output period of the light color output scheme starts, controlling the communication module To N number of second signal lamp machine broadcast time information, the temporal information is N number of second signal lamp machine according to the lamp Color output scheme carries out the initial time of light color output.

Communication module 703, for sending light color output scheme to N number of second signal lamp machine；The light color output scheme refers to The light color output state of the first signal lamp machine and N number of second signal lamp machine is shown；N is the positive integer more than 0.

A kind of possible realization method, communication module 202 receive the light color output state message that echo signal lamp is sent；Institute It is any one signal lamp machine in N number of second signal lamp machine to state echo signal lamp machine；The light color output state message The light color of echo signal lamp machine output including the echo signal lamp machine testing；

Main controller 702, if specifically for according to the light color output state message, determining the fortune of the echo signal lamp machine Row abnormal state then controls communication module 703 to N number of second signal lamp machine broadcast transmission standby command.

A kind of possible realization method, the light color output state message further include：Abnormal state information；The exception shape State information includes：The light color output state of the echo signal lamp machine and the light color of the echo signal lamp machine export subscheme not Unanimously；Alternatively, the echo signal lamp machine appearance is dark bright.

A kind of possible realization method, main controller 702 are specifically used for：

According to the lamp of the light color output state message and the echo signal lamp machine of the first signal lamp machine storage Color output subscheme is compared, however, it is determined that the output light color of the echo signal lamp machine differs with the light color output scheme It causes, it is determined that the echo signal lamp machine operation irregularity；

Alternatively, according to the light color output state message of the echo signal lamp machine, with N number of second signal lamp machine and institute State the light color output state message of the first signal lamp machine, it is determined whether there are traffic lights color conflicts, however, it is determined that there are traffic lights colors Conflict, it is determined that the echo signal lamp machine operation irregularity；

Alternatively, according to the abnormal state information in the light color output state message of echo signal lamp machine transmission, determine The echo signal lamp machine operation irregularity.

A kind of possible realization method, main controller 702 are additionally operable to：

If it is determined that the first signal lamp machine and N number of second signal lamp machine restore normal, then communication module 703 is controlled Terminate standby preparation instruction to N number of second signal lamp machine broadcast；

If receiving the response message of N number of second signal lamp machine in the given time, control communication module 703 to N number of second signal lamp machine broadcast restores light color output order and temporal information；It is described to restore normal light color output order It is used to indicate N number of second signal lamp machine and carries out light color output.

As shown in figure 8, the embodiment of the present application also provides a kind of traffic lights machines, including, signal lamp 801 further includes：

Communication module 803 is used to receive the light color output scheme of the first signal lamp machine transmission；The light color output scheme refers to The light color output state of the first signal lamp machine and N number of second signal lamp machine is shown；N is the positive integer more than 0；It receives The temporal information of the first signal lamp machine broadcast；

Main controller 802, for the temporal information to be determined as the initial time that the light color exports the period；According to determination The light color output period initial time and the light color output scheme, export the corresponding lamp of the echo signal lamp machine Color；The echo signal lamp machine is any one signal lamp machine in N number of second signal lamp machine；

A kind of possible realization method, main controller 802 are additionally operable to：

According to the light color of output, the light color output state message of the echo signal lamp machine is generated；The light color is defeated The message that does well includes the light color of the echo signal lamp machine output；

Communication module 803 is additionally operable to the light color output state message of the echo signal lamp machine being sent to described first Signal lamp machine.

A kind of possible realization method, main controller 802 are specifically used for：

If it is determined that the light color output state of the echo signal lamp machine and the light color of the echo signal lamp machine export son side Case is inconsistent；Alternatively, the echo signal lamp machine appearance is dark bright；Then generate corresponding abnormal state information；According to the exception The light color of status information and the output generates the light color output state message.

A kind of possible realization method, main controller 802 are additionally operable to：

If receiving the standby command of the first signal lamp machine, the echo signal lamp machine is exported into yellow dodge.

A kind of possible realization method, main controller 802 are additionally operable to：If receiving the end of the first signal lamp machine broadcast Standby preparation instruction then generates the response message for terminating standby preparation instruction；If it is wide to receive the first signal lamp machine The normal light color output order of recovery and temporal information broadcast then determine that the period of light color output starts according to the temporal information Moment, and subscheme is exported according to the corresponding light color of the echo signal lamp machine, export light color state；

Communication module 803 is additionally operable to the response message for terminating standby preparation instruction being sent to first signal Lamp machine.

The application is with reference to method, the flow of equipment (system) and computer program product according to the embodiment of the present application Figure and/or block diagram describe.It should be understood that can be realized by computer program instructions every first-class in flowchart and/or the block diagram The combination of flow and/or box in journey and/or box and flowchart and/or the block diagram.These computer programs can be provided Instruct the processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce A raw machine so that the instruction executed by computer or the processor of other programmable data processing devices is generated for real The traffic letter for the function of being specified in present one flow of flow chart or one box of multiple flows and/or block diagram or multiple boxes Signal lamp machine.

These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy Determine in the computer-readable memory that mode works so that instruction generation stored in the computer readable memory includes referring to Enable the manufacture of traffic lights machine, the instruction traffic lights machine realize in one flow of flow chart or multiple flows and/or The function of being specified in one box of block diagram or multiple boxes.

These computer program instructions also can be loaded onto a computer or other programmable data processing device so that count Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, in computer or The instruction executed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one The step of function of being specified in a box or multiple boxes.

Although the preferred embodiment of the application has been described, created once a person skilled in the art knows basic Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as It selects embodiment and falls into all change and modification of the application range.

Obviously, those skilled in the art can carry out the application essence of the various modification and variations without departing from the application God and range.In this way, if these modifications and variations of the application belong to the range of the application claim and its equivalent technologies Within, then the application is also intended to include these modifications and variations.

Claims (12)

1. a kind of control method of traffic lights machine, which is characterized in that including：

First signal lamp machine sends light color output scheme to N number of second signal lamp machine；The light color output scheme indicates described The light color output state of first signal lamp machine and N number of second signal lamp machine；N is the positive integer more than 0；

When the light color output period of the light color output scheme starts, the first signal lamp machine is to N number of second signal Lamp machine broadcast time information, the temporal information be N number of second signal lamp machine according to the light color output scheme into portable lighter The initial time of color output.

2. the method as described in claim 1, which is characterized in that the method further includes：

The first signal lamp machine receives the light color output state message that echo signal lamp is sent；The echo signal lamp machine is institute State any one signal lamp machine in N number of second signal lamp machine；The light color output state message includes the echo signal lamp The light color of the echo signal lamp machine output of machine testing；

If the first signal lamp machine determines the operating status of the echo signal lamp machine according to the light color output state message It is abnormal, then to N number of second signal lamp machine broadcast transmission standby command.

3. method as claimed in claim 2, which is characterized in that the light color output state message further includes：Abnormality is believed Breath；The abnormal state information includes：The lamp of the light color output state of the echo signal lamp machine and the echo signal lamp machine It is inconsistent that color exports subscheme；Alternatively, the echo signal lamp machine appearance is dark bright.

4. method as claimed in claim 2 or claim 3, which is characterized in that if the first signal lamp machine is exported according to the light color Status message determines that the operating status of the echo signal lamp machine is abnormal, including：

The target that the first signal lamp machine is stored according to the light color output state message and the first signal lamp machine The light color output subscheme of signal lamp machine is compared, however, it is determined that the output light color and the light color of the echo signal lamp machine are defeated It is inconsistent to go out subscheme, it is determined that the echo signal lamp machine operation irregularity；Alternatively,

The first signal lamp machine is according to the light color output state message of the echo signal lamp machine, with N number of second signal The light color output state message of lamp machine and the first signal lamp machine, it is determined whether there are traffic lights color conflicts, however, it is determined that exists Traffic lights color conflict, it is determined that the echo signal lamp machine operation irregularity；Alternatively,

Abnormality in the light color output state message that the first signal lamp machine is sent according to the echo signal lamp machine is believed Breath, determines the echo signal lamp machine operation irregularity.

5. method as claimed in claim 2 or claim 3, which is characterized in that the method further includes：

The first signal lamp machine if it is determined that the first signal lamp machine and the N number of second signal lamp machine restore normal, then to N number of second signal lamp machine broadcast terminates standby preparation instruction；

If the first signal lamp machine receives the response message of N number of second signal lamp machine in the given time, to institute It states N number of second signal lamp machine broadcast and restores light color output order and temporal information；It is described to restore normal light color output order use Light color output is carried out in instruction N number of second signal lamp machine.

6. a kind of traffic lights machine, including, signal lamp, which is characterized in that further include：

Communication module, for sending light color output scheme to N number of second signal lamp machine；The light color output scheme indicates described The light color output state of first signal lamp machine and N number of second signal lamp machine；N is the positive integer more than 0；

Main controller, for when the light color output period of the light color output scheme starts, controlling the communication module to the N A second signal lamp machine broadcast time information, the temporal information are that N number of second signal lamp machine is exported according to the light color Scheme carries out the initial time of light color output.

7. a kind of control method of traffic lights machine, which is characterized in that including：

Echo signal lamp receives the light color output scheme that the first signal lamp machine is sent；The light color output scheme indicates described The light color output state of one signal lamp machine and N number of second signal lamp machine；N is the positive integer more than 0；The echo signal lamp Machine is any one signal lamp machine in N number of second signal lamp machine；

When the light color output period of the light color output scheme starts, the echo signal lamp machine receives first signal lamp The temporal information of machine broadcast；

The temporal information is determined as the initial time that the light color exports the period by the echo signal lamp machine；

The echo signal lamp machine exports the initial time in period and the light color output scheme according to the determining light color, Export the corresponding light color of the echo signal lamp machine.

8. the method for claim 7, which is characterized in that the method further includes：

According to the light color of output, the light color output state for generating the echo signal lamp machine disappears the echo signal lamp machine Breath；The light color output state message includes the light color of the echo signal lamp machine output；

The light color output state message of the echo signal lamp machine is sent to first signal lamp by the echo signal lamp machine Machine.

9. method as claimed in claim 8, which is characterized in that the echo signal lamp machine generates institute according to the light color of output The light color output state message of echo signal lamp machine is stated, including：

The echo signal lamp machine is if it is determined that the light color output state of the echo signal lamp machine and the echo signal lamp machine It is inconsistent that light color exports subscheme；Alternatively, the echo signal lamp machine appearance is dark bright；

Then generate corresponding abnormal state information；

The echo signal lamp machine generates the light color output state according to the light color of the abnormal state information and the output Message.

10. method as claimed in claim 7 or 8, which is characterized in that the method further includes：

If the echo signal lamp machine receives the standby command of the first signal lamp machine, and the echo signal lamp machine is defeated Go out yellow sudden strain of a muscle.

11. method as claimed in claim 7 or 8, which is characterized in that the method further includes：

If the echo signal lamp machine receives the standby preparation instruction of end of the first signal lamp machine broadcast, generate described in Terminate the response message of standby preparation instruction；

The response message for terminating standby preparation instruction is sent to the first signal lamp machine by the echo signal lamp machine；

If the echo signal lamp machine receives the normal light color output order of recovery of the first signal lamp machine broadcast with timely Between information, then the start time in period of light color output is determined according to the temporal information, and according to the echo signal lamp machine pair The light color output subscheme answered, exports light color state.

12. a kind of traffic lights machine, which is characterized in that including：

Communication module, the light color output scheme for receiving the transmission of the first signal lamp machine；The light color output scheme indicates institute State the light color output state of the first signal lamp machine and N number of second signal lamp machine；N is the positive integer more than 0；The target letter Signal lamp machine is any one signal lamp machine in N number of second signal lamp machine；It is exported in the light color of the light color output scheme When period starts, the temporal information of the first signal lamp machine broadcast is received；

Main controller, for the temporal information to be determined as the initial time that the light color exports the period；According to determining Light color exports the initial time in period and the light color output scheme, exports the corresponding light color of the echo signal lamp machine.