CN105512639B - A kind of anti-escape ticket method and device - Google Patents
A kind of anti-escape ticket method and device Download PDFInfo
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- CN105512639B CN105512639B CN201511002858.2A CN201511002858A CN105512639B CN 105512639 B CN105512639 B CN 105512639B CN 201511002858 A CN201511002858 A CN 201511002858A CN 105512639 B CN105512639 B CN 105512639B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/40—Scenes; Scene-specific elements in video content
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
- G07B11/00—Apparatus for validating or cancelling issued tickets
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- General Physics & Mathematics (AREA)
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- Theoretical Computer Science (AREA)
- Burglar Alarm Systems (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
Abstract
The present invention provides a kind of anti-escape ticket method and device, front head image and side projection by the personnel checked for being easier to obtain, the chest of people and the side projection width upper limit value of knee actuator current amplifier are calculated by the front head image obtained again, the width of people's chest and knee actuator current amplifier is intercepted from side projection, and the two is compared one by one, the chest of the people only intercepted in projection width and the width of knee actuator current amplifier be all larger than the people being calculated chest and knee actuator current amplifier side projection width upper limit value when then explanation have two people next to passing through gate, it automatic accurate can identify and two people is prevented to be located next to pass through gate.
Description
Technical field
The present invention relates to technical field of video monitoring, and in particular to a kind of anti-escape ticket method and device.
Background technique
In the station of rail traffic or high-speed rail, ticket check gate is generallyd use to be checked, existing ticket check gate
On be usually provided with sensor incude passenger by signal, when only examining a ticket and there are continuous two passengers to pass through,
Inductor can receive two, and by signal, gate just can recognize that someone escapes at this time, and then issues alarm or close lock
Machine prevention is stolen a ride.However, inductor can not just sense two signals if two people are tightly close to through gate, thus
Prevention can not just be sounded an alarm to steal a ride, thus be badly in need of one kind can more precisely prevent to steal a ride, especially prevent two people closely
Pass through the method and ticket-checking machine of gate.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is that overcoming ticket-checking machine in the prior art and method cannot
It is accurate to prevent to steal a ride, it cannot especially prevent two people to be located next to the defect by gate, so that providing one kind can be more accurate
Ground prevention is stolen a ride, and two people is especially prevented to be located next to the method for preventing from stealing a ride and ticket-checking machine by gate.
The present invention provides a kind of anti-escape ticket method, includes the following steps:
Obtain the front head image for being located at the personnel of gate inlet checked；
The chest of people and the side projection width upper limit value of knee actuator current amplifier are calculated according to the front head image of acquisition；
The side projection for being located at the personnel of gate inlet checked is obtained using the sensor on gate；
The width of people's chest and knee actuator current amplifier is intercepted from side projection；
By the chest of the people intercepted from side projection and the width of knee actuator current amplifier respectively with chest and knee that people is calculated
The side projection width upper limit value of cover is compared；
If the chest of the people intercepted from projection width and the width of knee actuator current amplifier at least one be less than the people's being calculated
It is in the open state that the side projection width upper limit value of chest and knee actuator current amplifier then controls gate；
If the chest of the people intercepted from projection width and the width of knee actuator current amplifier are greater than the buttocks that people is calculated, chest entirely
And the side projection width upper limit value of knee actuator current amplifier then controls gate and is in close state, and issues alarm signal.
Anti-escape ticket method of the invention, the front head image according to acquisition be calculated the buttocks of people, chest and
The step of side projection width upper limit value of knee actuator current amplifier includes:
It shoots to obtain the direct picture of people by video monitoring；
The front head image of people is isolated from direct picture；
The gender of people is distinguished according to front head image；
The head front projected area of people is obtained according to front head image；
Chest and the knee actuator current amplifier side of people is calculated by reduction formula according to the gender of frontal area and people
Width upper limit value.
Anti- video monitoring method of stealing a ride of the invention, as artificial women, the reduction formula are as follows:
Knee actuator current amplifier lateral width upper limit value=KS/ (π 20)；
Thorax side projection width upper limit value=KS/ (π 8)；
As artificial male, the reduction formula are as follows:
Knee actuator current amplifier lateral width upper limit value=KS/ (π 22)；
Thorax side projection width upper limit value=KS/ (π 12)；
Wherein S: frontal area/cm of the head portion of people2；K is correction factor/cm-1。
Anti-escape ticket method of the invention, the adjusted coefficient K be,
When temperature is greater than 30 DEG C, K=0.9cm-1；
When temperature is 20-30 DEG C, K=1cm-1；
When temperature is 10-20 DEG C, K=1.1cm-1；
When temperature is 0-10 DEG C, K=1.2cm-1；
When temperature is less than 0 DEG C, K=1.3cm-1。
Anti-escape ticket method of the invention, if the side projection obtained is infrared image, adjusted coefficient K=0.88.
The method of the width of anti-escape ticket method of the invention, the chest that people is intercepted from side projection and knee actuator current amplifier
Are as follows:
Measurement obtains the height H just in the side projection of ticket agent；
The widest position of width is knee actuator current amplifier in the 0.25-0.28H of ground；
The widest position of width is chest in the 0.25-0.28H of ground.
The present invention also provides the anti-devices of stealing a ride of one kind, including
Gate, controlled with gate and by the gate and the ticket-checking pass way that opens or closes；
Width sensor, for obtaining the side projection width to people and/or object by gate；
Video camera, for shooting front head image；
Warning device, for issuing alarm signal of stealing a ride；
Processor receives the front head image of the shot by camera, and according to the front head image meter of acquisition
Calculation obtains the side projection width upper limit value of people, then the chest of the people intercepted from side projection and the width of knee actuator current amplifier are distinguished
It is compared with the side projection width upper limit value of chest and knee actuator current amplifier that people is calculated；And gate and alarm dress can be controlled
That sets is turned on or off.
Anti- video monitoring apparatus of stealing a ride of the invention, the width sensor, which is arranged on gate, is located at the two of ticket-checking pass way
Side.
Anti- video monitoring apparatus of stealing a ride of the invention, the gate are each provided with gate in rear and front end.
Anti- video monitoring apparatus of stealing a ride of the invention, the width sensor is infrared inductor, for obtaining wait pass through
People and/or object side infrared image.
Technical solution of the present invention has the advantages that
1. anti-escape ticket method provided by the invention, by the front head image of the personnel checked that is easier to obtain and
The chest of people and the side projection width upper limit of knee actuator current amplifier is calculated in side projection, then the front head image by obtaining
Value, intercepts the width of people's chest and knee actuator current amplifier from side projection, and the two is compared one by one, cuts only in projection width
The chest of the people taken and the width of knee actuator current amplifier are all larger than the chest for the people being calculated and the side projection width upper limit of knee actuator current amplifier
Then explanation has two people to be located next to through gate when value, automatic accurate can identify and two people is prevented to be located next to prevent by gate
It steals a ride.
2. anti-escape ticket method provided by the invention, since the stature gap of men and women is larger, thus in the chest for calculating people and
It needs to tell gender when knee actuator current amplifier lateral width upper limit value, then calculates the chest and knee of people according to corresponding formula respectively
Portion's lateral width upper limit value, above-mentioned formula are to make front respectively after the data for having counted a Wan Renci (each half of men and women)
The relational graph of head image area and chest and knee actuator current amplifier lateral width, then makes above-mentioned conversion by way of linear fit again
Formula can adapt to the people in 98% or more.In addition above-mentioned reduction formula operation is simple, and calculating speed is fast, so that ticketing process can
Quickly to carry out.
3. anti-escape ticket method provided by the invention, introduce adjusted coefficient K because people under different temperature worn the clothes object
Amount is different, thus the common width sensor on gate obtains the side projection for being located at the personnel of gate inlet checked
Width can be influenced by the number of worn the clothes object.According to actual count data, count under different temperature, the worn the clothes object of people
Difference is modified reduction formula, makes the chest and the knee actuator current amplifier lateral width upper limit of the people being calculated by calculation formula
Value fine can obtain and actually match.
4. anti-device of stealing a ride provided by the invention, is shot front head image using video camera, is obtained using width sensor
The side projection width to people and/or object by gate is taken, then by processor according to the front head image meter of acquisition
Calculation obtains the side projection width upper limit value of people, then the chest of the people intercepted from side projection and the width of knee actuator current amplifier are divided
It is not compared with the side projection width upper limit value of chest and knee actuator current amplifier that people is calculated, if intercepted from projection width
The width of the buttocks of people, chest and knee actuator current amplifier at least one be less than the people being calculated chest and knee actuator current amplifier side projection it is wide
It is in the open state that degree upper limit value then controls gate；If the chest of the people intercepted from projection width and the width of knee actuator current amplifier are entirely big
Gate is then controlled in the side projection width upper limit value for the chest and knee actuator current amplifier that people is calculated to be in close state.To realize
The anti-video monitoring method of stealing a ride.Thus anti-device of stealing a ride of the invention automatic accurate can identify and prevent two people next to logical
Gate is crossed, prevents from stealing a ride.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of anti-device of stealing a ride in the present invention.
Wherein: 1- gate；2- video camera；3- processor.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
As long as in addition, the non-structure each other of technical characteristic involved in invention described below different embodiments
It can be combined with each other at conflict.
Embodiment 1
The present embodiment provides the anti-video monitoring methods of stealing a ride of one kind, include the following steps:
S1: the front head image for being located at the personnel of gate inlet checked is obtained；
S2: the chest of people and the side projection width upper limit of knee actuator current amplifier are calculated according to the front head image of acquisition
Value；
S3: the side for being located at the personnel of gate inlet checked is obtained using the common width sensor on gate
Projection；
S4: the width of people's chest and knee actuator current amplifier is intercepted from side projection；
S5: by the chest of the people intercepted from side projection and the width of knee actuator current amplifier respectively be calculated people buttocks,
The side projection width upper limit value of chest and knee actuator current amplifier is compared；
If the chest of the people intercepted from projection width and the width of knee actuator current amplifier at least one be less than the people's being calculated
It is in the open state that the side projection width upper limit value of buttocks, chest and knee actuator current amplifier then controls gate；
If the chest of the people intercepted from projection width and the width of knee actuator current amplifier are greater than the buttocks that people is calculated, chest entirely
And the side projection width upper limit value of knee actuator current amplifier then controls gate and is in close state.
Above-mentioned anti-video monitoring method of stealing a ride, the front head image of the personnel checked by being easier to obtain are (logical
Cross existing monitoring camera) and side projection (being obtained using common width sensor), then by obtaining just
The chest of people and the side projection width upper limit value of knee actuator current amplifier is calculated in face head image, and people's chest is intercepted from side projection
And the width of knee actuator current amplifier, and the two is compared one by one, the personnel checked in order to prevent, which carry packet, (to cause to throw from side
The width that people's chest is intercepted in shadow is greater than the side projection width upper limit value of people's chest), chest is hauled (when a lower height of chest
The width for intercepting knee actuator current amplifier from side projection is caused to be greater than the side projection width upper limit value of people's knee actuator current amplifier), it is contemplated that it is big absolutely
The people of 99% or more majority usually will not only carry packet but also carry higher-height chest by gate, thus in order to exclude
Fall those causes side projection to broaden because carrying personal luggage, the chest and knee actuator current amplifier of the people only intercepted in projection width
Width be all larger than the people being calculated chest and knee actuator current amplifier side projection width upper limit value when then explanation have two people closely
By gate, automatic accurate identification and two people can be prevented to be located next to prevent from stealing a ride by gate.
Further, the side of the buttocks of people, chest and knee actuator current amplifier is calculated in the front head image according to acquisition
The step S2 of face projection width upper limit value includes:
S21: it shoots to obtain the direct picture of people by video monitoring；
S22: the front head image of people is isolated from direct picture；
S23: the gender of people is distinguished according to front head image；
S24: the head front projected area of people is obtained according to front head image；
S25: the chest and knee actuator current amplifier of people is calculated by reduction formula according to the gender of frontal area and people
Lateral width upper limit value.
Further, in S25 as artificial women, the reduction formula are as follows:
Knee actuator current amplifier lateral width upper limit value=KS/ (π 20)；
Thorax side projection width upper limit value=KS/ (π 8)；
As artificial male, the reduction formula are as follows:
Knee actuator current amplifier lateral width upper limit value=KS/ (π 22)；
Thorax side projection width upper limit value=KS/ (π 12)；
Wherein S: frontal area/cm of the head portion of people2；K is correction factor/cm-1。
The unit of all width upper limit values is cm in above-mentioned reduction formula.
It is needed since the stature gap of men and women is larger, thus when calculating the chest and knee actuator current amplifier lateral width upper limit value of people
Gender is told, then calculates the chest and knee actuator current amplifier lateral width upper limit value of people, above-mentioned formula according to corresponding formula respectively
It is to make front head image area and chest and knee respectively after the data for having counted a Wan Renci (each half of men and women)
Then the relational graph of portion's lateral width can adapt to above-mentioned reduction formula in 98% or more
People.In addition above-mentioned reduction formula operation is simple, and calculating speed is fast, and ticketing process is quickly carried out.
In above-mentioned reduction formula, the adjusted coefficient K is,
When temperature is greater than 30 DEG C, K=0.9cm-1；
When temperature is 20-30 DEG C, K=1cm-1；
When temperature is 10-20 DEG C, K=1.1cm-1；
When temperature is 0-10 DEG C, K=1.2cm-1；
When temperature is less than 0 DEG C, K=1.3cm-1。
Introducing adjusted coefficient K is the amount difference because of people's worn the clothes object under different temperature, thus the common width on gate
Spending sensor acquisition can be by the number of worn the clothes object positioned at the width of the side projection for the personnel of gate inlet checked
Influence.It according to actual count data, counts under different temperature, the difference of the worn the clothes object of people repairs reduction formula
Just, enable the people being calculated by calculation formula chest and knee actuator current amplifier lateral width upper limit value it is fine and practical phase
Match.
Further, in S4 step, the method for the width of the chest that people is intercepted from side projection and knee actuator current amplifier
Are as follows:
S41: measurement obtains the height H (height for the personnel that this H value is as checking) of side projection；
S42: the widest position of width is knee actuator current amplifier in the 0.25-0.28H of ground；
S43: the widest position of width is chest in the 0.25-0.28H of ground.
The above-mentioned chest and knee portions of leg regions that people is positioned according to height H meets state according to the data of ergonomics
The stature of people, chest and the knee for positioning people are convenient and accurate.
Embodiment 2
It is deformation on that basis of example 1 including walking as follows the present embodiment provides the anti-video monitoring method of stealing a ride of one kind
It is rapid:
This embodiment differs from embodiment 1 in that
Obtain the personnel's checked for being located at gate inlet using the infrared sensor on gate in the S3 step
The side projection of infrared image；
So that side projection is infrared image；
If the width of the buttocks of the people intercepted from projection width, chest and knee actuator current amplifier is greater than the chest that people is calculated entirely
And the side projection width upper limit value of knee actuator current amplifier then controls gate and is in close state.
Since the side projection of the personnel checked is obtained by infrared sensor, thus infrared image is obtained,
Personnel's human body of ticket checking itself can give off heat, and the object and the temperature of clothing that carry are not much different with room temperature, thus can be with
The developed width that human body is more accurately identified from side projection (it is small to be divided into back of course for the case where carrying small children is excluded
Child and drawing child, respectively with knapsack in embodiment 1 and drawing chest the case where it is similar), the people's only intercepted in projection width
Chest and the width of knee actuator current amplifier be all larger than the people being calculated chest and knee actuator current amplifier side projection width upper limit value when then say
It is bright to there are two people to be located next to through gate, it automatic accurate can identify and two people is prevented to be located next to prevent from stealing a ride by gate.
In addition in reduction formula, since the infrared image that infrared sensor obtains can relatively easily differentiate clothing,
Thus worn the clothes object must influence less the width value of the chest of the people intercepted from projection width and knee actuator current amplifier, therefore the amendment
Coefficient, which chooses K=0.88, keeps the chest for the people being calculated by calculation formula and knee actuator current amplifier lateral width upper limit value fine
It obtains and actually matches.
Embodiment 3
The present embodiment provides the present invention also provides the anti-video monitoring apparatus of stealing a ride of one kind, including
Gate 1, controlled with gate and by the gate and the ticket-checking pass way that opens or closes；
Width sensor is arranged on gate 1, for obtaining to wide by the people of gate and/or the side projection of object
Degree；
Video camera 2, for shooting front head image；
Warning device, for issuing alarm signal of stealing a ride；
Processor 3 receives the front head image of the shot by camera, and according to the front head image meter of acquisition
Calculation obtains the side projection width upper limit value of people, then the chest of the people intercepted from side projection and the width of knee actuator current amplifier are distinguished
It is compared with the side projection width upper limit value of chest and knee actuator current amplifier that people is calculated；And gate and alarm can be controlled
Device is turned on or off.
Above-mentioned anti-video monitoring apparatus of stealing a ride, is shot front head image using video camera 2, is obtained using width sensor
It is calculated to the side projection width of people and/or object by gate, then by processor 3 according to the front head image of acquisition
Obtain the side projection width upper limit value of people, then by the chest of the people intercepted from side projection and the width of knee actuator current amplifier respectively with
The side projection width upper limit value of chest and knee actuator current amplifier that people is calculated is compared, if the people intercepted from projection width
Chest and the width of knee actuator current amplifier at least one be less than the chest for the people being calculated and the side projection width upper limit value of knee actuator current amplifier
It is in the open state then to control gate；It is calculated if the chest of the people intercepted from projection width and the width of knee actuator current amplifier are greater than entirely
The side projection width upper limit value of chest and knee actuator current amplifier to people then controls gate and is in close state.To realize embodiment
Method described in 1 and 2.Thus above-mentioned anti-video monitoring apparatus of stealing a ride automatic accurate can identify and two people is prevented to be located next to pass through
Gate prevents from stealing a ride.
Further, the two sides for being located at ticket-checking pass way on gate 1 are arranged in the width sensor.
The two sides for being located at ticket-checking pass way on gate 1 are arranged in width sensor, so regardless of the personnel checked are examining
When either side of the ticket channel close to the left and right sides is stood, side projection can be accurately obtained.
Anti- video monitoring apparatus of stealing a ride of the invention, the gate are each provided with gate in rear and front end.
Preferably, the width sensor is infrared inductor, and the side for obtaining people and/or object to be passed through is red
Outer image.
The side projection of the personnel checked is obtained by infrared sensor, obtains infrared image, the people checked
The temperature of object and clothing that member's human body itself can give off heat, and carry is not much different with room temperature, thus can be more accurate
Ground identifies the developed width of human body from side projection, (is divided into back child and drawing of course for the case where carrying small children is excluded
Child, respectively with knapsack in embodiment 1 and draw chest the case where it is similar), buttocks, the chest of the people only intercepted in projection width
And the width of knee actuator current amplifier is then said when being all larger than the side projection width upper limit value of the buttocks of the people being calculated, chest and knee actuator current amplifier
It is bright to there are two people to be located next to through gate, it automatic accurate can identify and two people is prevented to be located next to pass through gate.
In addition, if being greater than the side projection of people when gate 1 is in the open state by the side projection width of the people of gate 1
To signal is passed twice through, then alarm issues alarm of stealing a ride to sensor sensing in width upper limit value or gate, prevents people from rushing firmly
Gate 1.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes still within the protection scope of the invention.
Claims (7)
1. a kind of anti-method stolen a ride, which comprises the steps of:
Obtain the front head image for being located at the personnel of gate inlet checked；
The chest of people and the side projection width upper limit value of knee actuator current amplifier are calculated according to the front head image of acquisition；
The side projection for being located at the personnel of gate inlet checked is obtained using the sensor on gate；
The width of people's chest and knee actuator current amplifier is intercepted from side projection；
By the chest of the people intercepted from side projection and the width of knee actuator current amplifier respectively with buttocks, chest and knee that people is calculated
The side projection width upper limit value of cover is compared；
If the chest of the people intercepted from projection width and the width of knee actuator current amplifier at least one be less than the chest for the people being calculated
And then to control gate in the open state for the side projection width upper limit value of knee actuator current amplifier；
If the chest of the people intercepted from projection width and the width of knee actuator current amplifier are greater than the chest and knee actuator current amplifier that people is calculated entirely
Side projection width upper limit value then control gate and be in close state；It is simultaneously emitted by alarm signal.
2. the anti-method stolen a ride according to claim 1, which is characterized in that the front head image meter according to acquisition
Calculate obtain people chest and knee actuator current amplifier side projection width upper limit value the step of include:
It shoots to obtain the direct picture of people by video monitoring；
The front head image of people is isolated from direct picture；
The gender of people is distinguished according to front head image；
The head front projected area of people is obtained according to front head image；
The chest and knee actuator current amplifier lateral width of people is calculated by reduction formula according to the gender of frontal area and people
Upper limit value.
3. the anti-method stolen a ride according to claim 2, which is characterized in that
As artificial women, the reduction formula are as follows:
Knee actuator current amplifier lateral width upper limit value=KS/(π 20)；
Thorax side projection width upper limit value=KS/(π 8)；
As artificial male, the reduction formula are as follows:
Knee actuator current amplifier lateral width upper limit value=KS/(π 22)；
Thorax side projection width upper limit value=KS/(π 12)；
Wherein S: frontal area/cm of the head portion of people2；K is correction factor/cm-1。
4. the anti-device of stealing a ride of one kind, which is characterized in that including
Gate (1), controlled with gate and by the gate and the ticket-checking pass way that opens or closes；
Width sensor, for obtaining the side projection width to people and/or object by gate；
Video camera (2), for shooting front head image；
Warning device, for issuing alarm signal of stealing a ride；
Processor (3) receives front head image captured by the video camera (2), and according to the front head image of acquisition
The side projection width upper limit value of people is calculated, then the chest of the people intercepted from side projection and the width of knee actuator current amplifier are divided
It is not compared with the side projection width upper limit value of chest and knee actuator current amplifier that people is calculated；And can control gate (1) and
Warning device is turned on or off.
5. anti-device of stealing a ride according to claim 4, which is characterized in that the width sensor is arranged on gate (1)
Positioned at the two sides of ticket-checking pass way.
6. anti-device of stealing a ride according to claim 4 or 5, which is characterized in that the gate (1) is respectively arranged in rear and front end
There is gate.
7. anti-device of stealing a ride according to claim 6, which is characterized in that the width sensor is infrared inductor, is used
In the side infrared image for obtaining people and/or object to be passed through.
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| DE102010011225B3 (en) * | 2010-03-12 | 2011-02-24 | Mühlbauer Ag | System for determination of multiple persons for access control system, has lighting arrangement with electromagnetic radiation for lighting ground of controlling region |
| CN104372753A (en) * | 2013-08-16 | 2015-02-25 | 胡成佑 | Detection scheme for ticket evasion prevention of gate |
| CN103544753A (en) * | 2013-10-11 | 2014-01-29 | 深圳市捷顺科技实业股份有限公司 | Method and system for barrier gate control |
| CN203941595U (en) * | 2014-06-27 | 2014-11-12 | 宋怀淳 | The anti-electronic alarm device of stealing a ride of a kind of subway |
| CN104805784A (en) * | 2015-03-30 | 2015-07-29 | 苏州华兴致远电子科技有限公司 | Gate fare evasion detection system and gate fare evasion detection method |
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