CN110471125A - Infrared detecting device, passageway gate machine and passageway gate machine control method - Google Patents
Infrared detecting device, passageway gate machine and passageway gate machine control method Download PDFInfo
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- CN110471125A CN110471125A CN201810441784.XA CN201810441784A CN110471125A CN 110471125 A CN110471125 A CN 110471125A CN 201810441784 A CN201810441784 A CN 201810441784A CN 110471125 A CN110471125 A CN 110471125A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
- G01V8/10—Detecting, e.g. by using light barriers
- G01V8/20—Detecting, e.g. by using light barriers using multiple transmitters or receivers
Abstract
The invention discloses a kind of infrared detecting device, passageway gate machine and passageway gate machine control method, which includes: multiple infrared transmission modules and infrared receiving module being oppositely arranged；Wherein, the infrared receiving module judges whether the transmitting signal is emitted by the corresponding infrared transmission module according to the baseband signal for receiving transmitting signal, and to transmitting signal progress demodulation process to obtain baseband signal.Infrared detecting device of the invention efficient, real-time, accurate can cooperate detection, the transmitting signal of infrared transmission module transmitting modulation in the infrared detecting device, infrared receiving device can demodulate the transmitting signal to realize and match with corresponding infrared transmission module, corresponding infrared transmission module can be more accurately judged by analysis protocol, so as to exclude the Infrared jamming signal in environment.
Description
Technical field
The present invention relates to infrared technique field more particularly to a kind of infrared detecting devices, passageway gate machine and passageway gate machine control
Method processed.
Background technique
The infrared equipment of existing gate system is all the mode of IO control, and line is more, and wiring is inconvenient；Secondly red
Outer transmitting module also needs to connect the data that desynchronize with connection with infrared receiving module, carrys out very hemp to installation and wiring tape
It is tired；Last infrared transmission module only sends single low and high level signal, and infrared receiving module is also simply by received height
Low level signal judges the reception state of infrared equipment.And in gate, the distribution distance relative close of infrared equipment is infrared
Transmitting module is to have certain angle again, and the signal of transmitting easilys lead to interfering with each other for signal without differentiation, is influenced in real time
The accuracy of property and infrared detection.
Summary of the invention
In view of this, the invention proposes a kind of infrared detecting device, passageway gate machine and passageway gate machine control methods to solve
Certainly above-mentioned technical problem.
In order to achieve the above object, the technical scheme adopted by the invention is as follows:
According to a first aspect of the embodiments of the present invention, a kind of infrared detecting device is provided, comprising: multiple to be oppositely arranged
Infrared transmission module and infrared receiving module；Wherein, the infrared receiving module emits signal for receiving, and to the transmitting
Signal carries out demodulation process to obtain baseband signal, judges whether the transmitting signal is corresponding institute according to the baseband signal
Infrared transmission module is stated to be emitted.
Infrared detecting device of the present invention further improvement lies in that, the baseband signal includes in the infrared transmission module
Frequency, parameter information, serial number information and the location information of infrared transmitter.
Infrared detecting device of the present invention further improvement lies in that, the infrared transmission module include the first infrared transmitter
With the second infrared transmitter, the infrared receiving module includes the first infrared remote receiver and the second infrared remote receiver；
First infrared remote receiver, is correspondingly arranged with the first infrared transmitter, for receiving first infrared emission
First signal of device transmitting, first signal by the first baseband signal and modulated signal by with formed behind the door；
Second infrared remote receiver, is correspondingly arranged with the second infrared transmitter, for receiving second infrared emission
The second signal of device transmitting, the second signal by the second baseband signal and modulated signal by with formed behind the door；
Wherein, the frequency in first baseband signal and the frequency in second baseband signal be not identical.
Infrared detecting device of the present invention further improvement lies in that, in the orientation of multiple infrared transmission modules
On, first infrared transmitter is staggered with second infrared transmitter；In the row of multiple infrared receiving modules
Column direction, first infrared remote receiver are staggered with second infrared remote receiver.
Infrared detecting device of the present invention further improvement lies in that, the infrared detecting device further includes the first switching model
Block, multiple infrared transmission modules are communicatively coupled to first interconnecting module, and first interconnecting module is used for will be each
The status information of the infrared transmission module is transmitted to processor.
Infrared detecting device of the present invention further improvement lies in that, the infrared detecting device further includes the second switching model
Block, multiple infrared receiving modules are communicatively coupled to second interconnecting module, and second interconnecting module is used for will be each
The status information of the infrared receiving module is transmitted to processor.
According to the second aspect of inventive embodiments, a kind of passageway gate machine is provided, comprising: the first gate case being oppositely arranged
With the second gate case, gate control module, processor and the infrared detecting device as described in any one of above-mentioned；It is described infrared
Multiple infrared transmission modules in detection device are set on the first gate case, and multiple infrared receiving modules are set to described
On second gate case, multiple infrared transmission modules and multiple infrared receiving modules are along the channel side of the passageway gate machine
It arranges and is arranged in a one-to-one correspondence upwards；
Wherein, the processor is configured to according to the feedback information of the infrared receiving module, judge channel one skilled in the art
Advanced positions, and detect that sending control command after effectively current data controls mould to the gate according to the passageway gate machine
Block；
The gate control module, for after receiving the control command, the gate for controlling the passageway gate machine to be opened
It opens, and is closed after having permission pedestrian and passing through.
Passageway gate machine of the present invention further improvement lies in that, the feedback information be the infrared receiving module in first
Infrared remote receiver confirms the transmitting signal for receiving corresponding first infrared transmitter, and cooperates with first infrared transmitter
Detect that pedestrian passes through；And
The second infrared remote receiver confirmation in the infrared receiving module receives the hair of corresponding second infrared transmitter
Signal is penetrated, and detects that pedestrian passes through with second infrared transmitter cooperation.
According to a third aspect of the embodiments of the present invention, a kind of passageway gate machine control method is provided, comprising:
Determine that infrared receiving module receives the transmitting signal of corresponding infrared transmission module；
The feedback information for receiving the infrared receiving module judges the advanced positions of pedestrian；
After pedestrian reaches default designated position, according to effective current data of acquisition, the control to passageway gate machine is completed.
Control method of the present invention further improvement lies in that, the determining infrared receiving module receives corresponding red
The transmitting signal of outer transmitting module, comprising:
Transmitting signal is received, and demodulation process is carried out to obtain baseband signal to the transmitting signal；
When the baseband signal matches compared with the baseband signal of corresponding infrared transmission module, the transmitting letter is determined
Number emitted by the corresponding infrared transmission module.
Control method of the present invention further improvement lies in that, the baseband signal includes infrared in the infrared transmission module
Frequency, parameter information, serial number information and the location information of transmitter.
Control method of the present invention further improvement lies in that, the infrared transmission module includes the first infrared transmitter and the
Two infrared transmitters, the infrared receiving module include the first infrared remote receiver and the second infrared remote receiver；
First infrared remote receiver, is correspondingly arranged with the first infrared transmitter, for receiving first infrared emission
First signal of device transmitting, first signal by the first baseband signal and modulated signal by with formed behind the door；
Second infrared remote receiver, is correspondingly arranged with the second infrared transmitter, for receiving second infrared emission
The second signal of device transmitting, the second signal by the second baseband signal and modulated signal by with formed behind the door；
Wherein, the frequency in first baseband signal and the frequency in second baseband signal be not identical.
Control method of the present invention further improvement lies in that, in the channel direction of passageway gate machine, the first infrared hair
Emitter is staggered with second infrared transmitter, first infrared remote receiver and the second infrared remote receiver staggered row
Column.
Control method of the present invention further improvement lies in that, the feedback information be the infrared receiving module in first
Infrared remote receiver confirms the transmitting signal for receiving corresponding first infrared transmitter；And
The second infrared remote receiver confirmation in the infrared receiving module receives the hair of corresponding second infrared transmitter
Penetrate signal.
The technical solution that the embodiment of the present invention provides can include the following benefits:
Infrared detecting device of the invention efficient, real-time, accurate can cooperate detection, red in the infrared detecting device
The transmitting signal of outer transmitting module transmitting modulation, infrared receiving device can demodulate the transmitting signal with realize with it is corresponding infrared
Transmitting module matching, can more accurately judge corresponding infrared transmission module by analysis protocol, so as to exclude ring
Infrared jamming signal in border.
The present invention devises a kind of passageway gate machine, and the infrared detecting device in the passageway gate machine can efficiently, in real time, accurately
Cooperation detection, the transmitting signal of the infrared transmission module transmitting modulation in the infrared detecting device, infrared receiving device can
The transmitting signal is demodulated to realize and match with corresponding infrared transmission module, can more accurately be judged pair by analysis protocol
The infrared transmission module answered accurately judges the position of pedestrian so as to exclude the Infrared jamming signal in environment, improves logical
The working efficiency of barrier gate device.
A kind of passageway gate machine control method has also been devised in the present invention, which can satisfy infrared in passageway gate machine
Detection device efficient, real-time, accurate can cooperate detection, can exclude the Infrared jamming signal in environment, accurate judgement
The working efficiency of passageway gate machine is improved in the position of pedestrian.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
It can the limitation present invention.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of infrared detecting device shown in an exemplary embodiment of the invention；
Fig. 2 is a kind of overall structure diagram of passageway gate machine shown in an exemplary embodiment of the invention；
Fig. 3 is a kind of structural block diagram of passageway gate machine shown in an exemplary embodiment of the invention；
Fig. 4 is a kind of flow chart of passageway gate machine control method shown in an exemplary embodiment of the invention.
Specific embodiment
Below with reference to specific embodiment shown in the drawings, the present invention will be described in detail.But these embodiments are simultaneously
The present invention is not limited, structure that those skilled in the art are made according to these embodiments, method or functionally
Transformation is included within the scope of protection of the present invention.
It is only to be not intended to limit the invention merely for for the purpose of describing particular embodiments in terminology used in the present invention.
It is also intended in the present invention and the "an" of singular used in the attached claims, " described " and "the" including majority
Form, unless the context clearly indicates other meaning.It is also understood that term "and/or" used herein refers to and wraps
It may be combined containing one or more associated any or all of project listed.
With reference to the accompanying drawing, it elaborates to some embodiments of the present invention, it is in the absence of conflict, following
Feature in embodiment and embodiment can be combined with each other.
As shown in Figure 1, infrared detecting device 10 of the present invention includes multiple infrared transmission modules 1 being oppositely arranged and infrared connects
Receive module 2.Specifically, which is arranged in a one-to-one correspondence with infrared receiving module 2, so as to so as to correspond to each other
Infrared receiving module 2 can receive the transmitting signal of corresponding infrared transmission module 1.Wherein, which uses
Emit signal in receiving, and demodulation process is carried out to obtain baseband signal to transmitting signal, then judges to send out according to baseband signal
Penetrate whether signal is emitted by corresponding infrared transmission module 1.
In the embodiment, in order to LED light existing for the existing external world, sunlight or other infrared lights according to etc. to infrared receiver
The interference of module 2.Infrared transmission module 1 in infrared detecting device 10 of the invention can modulate infrared signal in advance, this is red
External signal by by baseband signal and adjustment signal with formed behind the door, different infrared transmission modules 1 can so modulated
Different infrared signals.It is right to its that infrared receiving module 2 can more accurately be judged by analysis protocol (i.e. demodulation process)
The transmitting signal answered can filter out the interference signal in external environment, such as: it is interfered under outdoor strong light and other equipment
The light signal etc. of transmitting.
Wherein, which includes the frequency of infrared transmitter, parameter information, serial number information in infrared transmission module 1
And location information etc..After infrared receiving module 2 is by getting those information, can know infrared transmitter type and
Cooperation carries out position detection etc..
Further, infrared transmission module 1 of the invention includes the first infrared transmitter 11 and the second infrared transmitter 12,
Infrared receiving module 2 includes the first infrared remote receiver 21 and the second infrared remote receiver 22.First infrared remote receiver 21 and first
Infrared transmitter 11 is correspondingly arranged, and for receiving the first signal of the first infrared transmitter 11 transmitting, first signal is by first
Baseband signal and modulated signal by with formed behind the door.Second infrared remote receiver 22 is correspondingly arranged with the second infrared transmitter 12,
For receiving the second signal of the second infrared transmitter 12 transmitting, second signal by the second baseband signal and modulated signal by with
It is formed behind the door.Wherein, the frequency in the first baseband signal and the frequency in the second baseband signal be not identical.
Certainly, infrared transmission module 1 of the invention is not limited to include two infrared transmitters, and infrared receiving module 2 is simultaneously
It is not limited to include two infrared remote receivers.The infrared transmitter of any corresponding number can be set according to design requirement and infrared connect
Receive device.It is specifically addressed for having there are two infrared transmitter and two infrared remote receivers in the present invention.
In the present embodiment, the transmitting letter of two different frequencies is arranged by two infrared transmitters for infrared transmission module 1
Number, such as: the transmitting of the first infrared transmitter 11 is 32khz signal, and the transmitting of the second infrared transmitter 12 is 56khz signal,
Two kinds of frequencies load special waveform protocol on corresponding carrier wave to form transmitting signal of the invention.First infrared receiver
Device 21 and the second infrared remote receiver 22, which pass through analysis protocol, can more accurately judge infrared signal, so as to filter out it
Interference in his environment.Each complete infrared emission signal includes head, data and tail composition, in transmitting signal modulation mistake
Cheng Zhong emits the different numerical value difference of the data of signal, the i.e. frequency in frequency and the second baseband signal in the first baseband signal
Rate is different, so as to avoid the case where receiving by mistake.Wherein, the frequency in the first baseband signal and the frequency in the second baseband signal
Rate can be set to differ larger, so two neighboring infrared remote receiver can be made further to avoid the occurrence of the feelings received by mistake
Condition.
Further, in the orientation of multiple infrared transmission modules 1, the first infrared transmitter 11 and the second infrared hair
Emitter 12 is staggered.That is, the first infrared transmitter 11, using A as representative, the second infrared transmitter 12 is using B as representative, multiple
In the orientation of infrared transmission module 1, the first infrared transmitter 11 and the second infrared transmitter 12 are with A, B, A, B, A, B ...
Form arrangement.Correspondingly, in the orientation of multiple infrared receiving modules 2, the first infrared remote receiver 21 and second infrared
Receiver 22 is staggered.It is arranged such that entire infrared detecting device 10 can satisfy two neighboring infrared remote receiver and receive
The transmitting signal of different frequency, thus even if the infrared signal of transmitting is received by other adjacent infrared remote receivers, but by
It is different in the frequency of infrared signal, it can also filter this out, so as to avoid the occurrence of the case where receiving by mistake.
Wherein, multiple first infrared transmitters 11 and the second arrangement at equal intervals of infrared transmitter 12, the first of same group
Infrared transmitter 11 and the second infrared transmitter 12 can be located along the same line, can also be with the first infrared emission of other groups
Device 11 and the second infrared transmitter 12 have difference in height.Correspondingly, multiple first infrared remote receivers 21 and the second infrared receiver
Device 22 is correspondingly arranged with multiple first infrared transmitters 11 and the second infrared transmitter 12 respectively, and details are not described herein again.
Preferably, infrared detecting device 10 of the invention can also make two neighboring infrared transmitter take the transmitter that is staggered
System, can so guarantee that the adjacent infrared remote receiver of synchronization will not receive two infrared signals simultaneously, eliminate two
Infrared signal sends the situation for causing Signal averaging to generate mistake simultaneously.
The infrared detecting device 10 further includes the first interconnecting module 31, and multiple infrared transmission modules 1 are communicatively coupled to first
Interconnecting module 31.Specifically, multiple infrared transmission modules 1 are communicated to connect by 485 connection types and the first interconnecting module 31.It should
First interconnecting module 31 is used to the status information of each infrared transmission module 1 being transmitted to processor, so that processor can be into
The operation such as row data verification.Wherein, status information includes at least the work shape of each infrared transmitter in infrared transmission module 1
State, certainly, the status information can also include the baseband signal etc. of each infrared transmitter.In the present embodiment, first switching
Plate 31 can be also used for controlling multiple transmitting signals of infrared transmission modules 1 and stop emission signal.
Further, which further includes the second interconnecting module 32, multiple 2 communication links of infrared receiving module
It is connected to the second interconnecting module 32.Specifically, multiple infrared receiving modules 2 are logical by 485 connection types and the second interconnecting module 32
Letter connection.Second interconnecting module 32 is used to the status information of each infrared receiving module 2 being transmitted to processor, which can
To show whether transmitting signal that infrared receiving module 2 is received is corresponding infrared according to the status information forwarded
What receiving module 2 was issued.
Infrared detecting device of the invention efficient, real-time, accurate can cooperate detection, red in the infrared detecting device
The transmitting signal of outer transmitting module transmitting modulation, infrared receiving device can demodulate the transmitting signal with realize with it is corresponding infrared
Transmitting module matching, can more accurately judge corresponding infrared transmission module by analysis protocol, so as to exclude ring
Infrared jamming signal in border.In addition, infrared transmitter is set as the transmitting signal of two different frequencies of transmitting, can make adjacent
Two infrared remote receivers further avoid the occurrence of the case where receiving by mistake.
As shown in Figures 2 and 3, another aspect according to an embodiment of the present invention additionally provides a kind of passageway gate machine 100, should
Passageway gate machine 100 includes: the first gate case 101 and the second gate case 102 being oppositely arranged, gate control module (not shown),
The infrared detecting device 10 of processor (not shown) and any one of such as above-described embodiment.The infrared detecting device 10 can be used
Infrared signal is mutually transmitted correspondingly in confirmation infrared transmission module 1 and infrared receiving module 2, can more accurately be sentenced
It is disconnected to go out to emit signal, the infrared interference of other in environment can be excluded.
Multiple infrared transmission modules 1 in the infrared detecting device 10 are set on the first gate case 101, multiple infrared to connect
It receives module 2 to be set on the second gate case 102, multiple infrared transmission modules 1 and multiple infrared receiving modules 2 are along passageway gate machine
It arranges and is arranged in a one-to-one correspondence in 100 channel direction.Wherein, processor is configured as the feedback according to infrared receiving module 2
Information judges the advanced positions of channel one skilled in the art, and sends control life after detecting effectively current data according to passageway gate machine 100
It enables and gives gate control module.Gate control module is used for after receiving control command, and the gate of control channel gate 100 is opened
It opens, and is closed after having permission pedestrian and passing through.
Wherein, feedback information is that the first infrared remote receiver 21 confirmation in infrared receiving module 2 receives corresponding first
The transmitting signal of infrared transmitter 11 and the second infrared remote receiver 22 confirmation in infrared receiving module 2 receive corresponding
The transmitting signal of second infrared transmitter 12.In the present embodiment, which matches with the first infrared transmitter 11
Conjunction detects that pedestrian passes through, and second infrared remote receiver 22 and the cooperation of the second infrared transmitter 12 detect that pedestrian passes through.
In the present embodiment, passageway gate machine 100 first passes through red in the confirmation infrared transmission module 1 of infrared detecting device 10 in advance
The infrared signal between infrared remote receiver in external transmitter and infrared receiving module 2 is to correspond layout, avoids environment
Middle others Infrared jamming.Then, the location information of pedestrian is detected by the cooperation of infrared transmitter and infrared remote receiver, specifically
Ground, after determining that pedestrian enters passageway gate machine 100, when infrared remote receiver does not receive the infrared signal of infrared transmitter, really
The detection zone that pedestrian reaches this group of infrared transmitter and infrared remote receiver is determined, at this point, infrared remote receiver will test signal transmission
To processor, processor controls the work of the passageway gate machine 100 according to preset control strategy.Such as: when pedestrian is close to channel
When the gate of gate 100, processor sends control command and gives gate control module, so that gate control module regulating gate is opened
It opens.
The present invention devises a kind of passageway gate machine, and the infrared detecting device in the passageway gate machine can efficiently, in real time, accurately
Cooperation detection, the transmitting signal of the infrared transmission module transmitting modulation in the infrared detecting device, infrared receiving device can
The transmitting signal is demodulated to realize and match with corresponding infrared transmission module, can more accurately be judged pair by analysis protocol
The infrared transmission module answered accurately judges the position of pedestrian so as to exclude the Infrared jamming signal in environment, improves logical
The working efficiency of barrier gate device.
As shown in figure 4, another aspect according to an embodiment of the present invention, additionally provides a kind of passageway gate machine control method, it should
Control method includes:
S401, determine that infrared receiving module receives the transmitting signal of corresponding infrared transmission module.
In the embodiment, infrared receiving module needs to confirm in advance whether received transmitting signal is corresponding infrared
Transmitting module is emitted.If so, confirming that the passageway gate machine works normally；If it is not, then there are the infrared letters of external interference for confirmation
Number, it needs to debug the passageway gate machine again.
Wherein, which specifically includes:
Transmitting signal is received, and demodulation process is carried out to obtain baseband signal to transmitting signal；
When baseband signal matches compared with the baseband signal of corresponding infrared transmission module, determine that transmitting signal is to correspond to
Infrared transmission module emitted.
Wherein, the baseband signal include in infrared transmission module the frequency of infrared transmitter, parameter information, serial number information with
And location information etc..After infrared receiving module is by getting those information, it can know the type of infrared transmitter and match
It closes and carries out position detection etc..
Further, infrared transmission module of the invention includes the first infrared transmitter and the second infrared transmitter, infrared
Receiving module includes the first infrared remote receiver and the second infrared remote receiver.First infrared remote receiver and the first infrared transmitter pair
It should be arranged, for receiving the first signal of the first infrared transmitter transmitting, which is believed by the first baseband signal and modulation
Number by with formed behind the door.Second infrared remote receiver is correspondingly arranged with the second infrared transmitter, for receiving the second infrared emission
The second signal of device transmitting, second signal by the second baseband signal and modulated signal by with formed behind the door.Wherein, the first base band
Frequency in signal and the frequency in the second baseband signal be not identical.
Certainly, infrared transmission module of the invention is not limited to include two infrared transmitters, and infrared receiving module is not
It is limited to include two infrared remote receivers.The infrared transmitter and infrared receiver of any corresponding number can be set according to design requirement
Device.It is specifically addressed for having there are two infrared transmitter and two infrared remote receivers in the present invention.
In the present embodiment, the transmitting letter of two different frequencies is arranged by two infrared transmitters for infrared transmission module
Number, such as: the transmitting of the first infrared transmitter is 32khz signal, and the transmitting of the second infrared transmitter is 56khz signal, this two
Kind frequency loads special waveform protocol on corresponding carrier wave to form transmitting signal of the invention.First infrared remote receiver and
Second infrared remote receiver can more accurately judge infrared signal by analysis protocol, so as to filter out in other environment
Interference.Each complete infrared emission signal includes head, data and tail composition, during emitting signal modulation, hair
Penetrate the different numerical value difference of the data of signal, i.e. frequency in the first baseband signal is different from the frequency in the second baseband signal,
So as to avoid the case where receiving by mistake.Wherein, the frequency in the frequency in the first baseband signal and the second baseband signal can be with
It is set as differing larger, so two neighboring infrared remote receiver can be made further to avoid the occurrence of the case where receiving by mistake.
Further, in the orientation of multiple infrared transmission modules, the first infrared transmitter and the second infrared emission
Device is staggered.Correspondingly, in the orientation of multiple infrared receiving modules, the first infrared remote receiver and the second infrared receiver
Device is staggered.It is arranged such that entire infrared detecting device can satisfy two neighboring infrared remote receiver and receive different frequency
Transmitting signal, so that even if the infrared signal of transmitting is received by other adjacent infrared remote receivers, but due to infrared letter
Number frequency it is different, can also filter this out, so as to avoid the occurrence of the case where receiving by mistake.
Preferably, infrared detecting device of the invention can also make two neighboring infrared transmitter take the transmitter that is staggered
System, can so guarantee that the adjacent infrared remote receiver of synchronization will not receive two infrared signals simultaneously, eliminate two
Infrared signal sends the situation for causing Signal averaging to generate mistake simultaneously.
S403, the feedback information for receiving infrared receiving module, judge the advanced positions of pedestrian.
Wherein, which is that receive corresponding first red for the first infrared remote receiver confirmation in infrared receiving module
The transmitting signal of external transmitter, and detect that pedestrian passes through with the cooperation of the first infrared transmitter；And in infrared receiving module
Second infrared remote receiver confirms the transmitting signal for receiving corresponding second infrared transmitter, and cooperates with the second infrared transmitter
Detect that pedestrian passes through.
S404, after pedestrian reaches default designated position, according to effective current data of acquisition, complete to passageway gate machine
Control.
In the present embodiment, pedestrian, (should by the way that effective current data are input to the passageway gate machine when entering passageway gate machine
Pedestrian is the pedestrian that has the right), it then can be with the row of real-time detection to pedestrian using the cooperation of infrared transmitter and infrared remote receiver
Walk position.After pedestrian reaches default designated position, i.e., pedestrian's gate for reaching passageway gate machine, processor can pass through control lock
Door control module is so that gate opening with for pedestrians, and is closed after having permission pedestrian and passing through.
In addition, the phenomenon that in order to avoid maliciously occupying gate, pedestrian is on the direction of travel in the channel of gate, adjacent two
Detection preset time is equipped between group infrared transmitter and infrared remote receiver, when pedestrian does not reach next in detection preset time
When the detection zone of group infrared transmitter and infrared remote receiver, the communication data that processor confirmation obtains is invalid, and controls alarm
Device sends a warning, to drive channel of the pedestrian far from the passageway gate machine.
The control method can satisfy the infrared detecting device in passageway gate machine being capable of efficient, real-time, accurately cooperation inspection
It surveys, the Infrared jamming signal in environment can be excluded, accurately judge the position of pedestrian, improve the working efficiency of passageway gate machine.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to of the invention its
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the invention, these modifications, purposes or
Person's adaptive change follows general principle of the invention and including the undocumented common knowledge in the art of the present invention
Or conventional techniques.The description and examples are only to be considered as illustrative, and true scope and spirit of the invention are by the application
Claim point out.
It should be understood that the present invention is not limited to the precise structure already described above and shown in the accompanying drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is limited only by the attached claims.
Claims (14)
1. a kind of infrared detecting device characterized by comprising multiple infrared transmission modules and infrared receiving being oppositely arranged
Block；Wherein, the infrared receiving module carries out demodulation process for receiving transmitting signal, and to the transmitting signal to obtain base
Band signal judges whether the transmitting signal is emitted by the corresponding infrared transmission module according to the baseband signal.
2. infrared detecting device according to claim 1, which is characterized in that the baseband signal includes the infrared emission
The frequency of infrared transmitter, parameter information, serial number information and location information in module.
3. infrared detecting device according to claim 1, which is characterized in that the infrared transmission module includes first infrared
Transmitter and the second infrared transmitter, the infrared receiving module include the first infrared remote receiver and the second infrared remote receiver；
First infrared remote receiver, is correspondingly arranged with the first infrared transmitter, for receiving the first infrared transmitter hair
The first signal penetrated, first signal by the first baseband signal and modulated signal by with formed behind the door；
Second infrared remote receiver, is correspondingly arranged with the second infrared transmitter, for receiving the second infrared transmitter hair
The second signal penetrated, the second signal by the second baseband signal and modulated signal by with formed behind the door；
Wherein, the frequency in first baseband signal and the frequency in second baseband signal be not identical.
4. infrared detecting device according to claim 3, which is characterized in that in the arrangement of multiple infrared transmission modules
On direction, first infrared transmitter is staggered with second infrared transmitter；In multiple infrared receiving modules
Orientation, first infrared remote receiver is staggered with second infrared remote receiver.
5. infrared detecting device according to claim 3, which is characterized in that the infrared detecting device further includes first turn
Connection module, multiple infrared transmission modules are communicatively coupled to first interconnecting module, and first interconnecting module is used for will
The status information of each infrared transmission module is transmitted to processor.
6. the infrared detecting device according to claim 3 or 5, which is characterized in that the infrared detecting device further includes
Two interconnecting modules, multiple infrared receiving modules are communicatively coupled to second interconnecting module, and second interconnecting module is used
In the status information of each infrared receiving module is transmitted to processor.
7. a kind of passageway gate machine characterized by comprising the first gate case and the second gate case being oppositely arranged, gate control
Module, processor and such as infrared detecting device described in any one of claims 1 to 6；In the infrared detecting device
Multiple infrared transmission modules are set on the first gate case, and multiple infrared receiving modules are set to the second gate case
On, multiple infrared transmission modules and multiple infrared receiving modules arrange in the channel direction of the passageway gate machine and
It is arranged in a one-to-one correspondence；
Wherein, the processor is configured to according to the feedback information of the infrared receiving module, judge the row of channel one skilled in the art
Carry is set, and sends control command to the gate control module after detecting effectively current data according to the passageway gate machine；
The gate control module, for after receiving the control command, controlling the gate opening of the passageway gate machine, and
It is closed after having permission pedestrian and passing through.
8. passageway gate machine according to claim 7, which is characterized in that the feedback information is in the infrared receiving module
The confirmation of the first infrared remote receiver receive the transmitting signal of corresponding first infrared transmitter, and with first infrared emission
Device cooperation detects that pedestrian passes through；And
The second infrared remote receiver confirmation in the infrared receiving module receives the transmitting letter of corresponding second infrared transmitter
Number, and detect that pedestrian passes through with second infrared transmitter cooperation.
9. a kind of passageway gate machine control method characterized by comprising
Determine that infrared receiving module receives the transmitting signal of corresponding infrared transmission module；
The feedback information for receiving the infrared receiving module judges the advanced positions of pedestrian；
After pedestrian reaches default designated position, according to effective current data of acquisition, the control to passageway gate machine is completed.
10. control method according to claim 9, which is characterized in that the determining infrared receiving module receives and it
The transmitting signal of corresponding infrared transmission module, comprising:
Transmitting signal is received, and demodulation process is carried out to obtain baseband signal to the transmitting signal；
When the baseband signal matches compared with the baseband signal of corresponding infrared transmission module, determine that the transmitting signal is
The corresponding infrared transmission module is emitted.
11. control method according to claim 10, which is characterized in that the baseband signal includes the infrared emission mould
The frequency of infrared transmitter, parameter information, serial number information and location information in block.
12. control method according to claim 9, which is characterized in that the infrared transmission module includes the first infrared hair
Emitter and the second infrared transmitter, the infrared receiving module include the first infrared remote receiver and the second infrared remote receiver；
First infrared remote receiver, is correspondingly arranged with the first infrared transmitter, for receiving the first infrared transmitter hair
The first signal penetrated, first signal by the first baseband signal and modulated signal by with formed behind the door；
Second infrared remote receiver, is correspondingly arranged with the second infrared transmitter, for receiving the second infrared transmitter hair
The second signal penetrated, the second signal by the second baseband signal and modulated signal by with formed behind the door；
Wherein, the frequency in first baseband signal and the frequency in second baseband signal be not identical.
13. control method according to claim 12, which is characterized in that in the channel direction of passageway gate machine, described
One infrared transmitter is staggered with second infrared transmitter, first infrared remote receiver and second infrared receiver
Device is staggered.
14. control method according to claim 9, which is characterized in that the feedback information is the infrared receiving module
In the confirmation of the first infrared remote receiver receive the transmitting signal of corresponding first infrared transmitter；And
The second infrared remote receiver confirmation in the infrared receiving module receives the transmitting letter of corresponding second infrared transmitter
Number.
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