CN209625463U - A kind of external hanging type traffic light signals intelligent detection equipment - Google Patents
A kind of external hanging type traffic light signals intelligent detection equipment Download PDFInfo
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- CN209625463U CN209625463U CN201920400964.3U CN201920400964U CN209625463U CN 209625463 U CN209625463 U CN 209625463U CN 201920400964 U CN201920400964 U CN 201920400964U CN 209625463 U CN209625463 U CN 209625463U
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Abstract
The utility model relates to a kind of external hanging type traffic light signals intelligent detection equipments, mounting rack including signal lamp ontology and for installing signal lamp ontology, it further include car-mounted terminal and on-hook, on-hook is set on mounting rack, including video camera, controller and radio transmitter, car-mounted terminal is installed on vehicle, the wireless receiver including display, single-chip microcontroller and the instruction for receiving radio transmitter transmission.Compared with prior art, the utility model using external hanging type by the way of be fixed on mounting rack, closely detect traffic light signals, be affected by the surrounding environment it is small, can real-time detection arrive traffic lights variation, Detection accuracy height.
Description
Technical field
The utility model relates to a kind of traffic lights detection techniques, more particularly, to a kind of external hanging type traffic light signals intelligence
It can detection device.
Background technique
As urban transportation is more and more flourishing, the growth requirement of autonomous driving vehicle, in big greasy weather, rainy day and Shachen City sudden and violent day
Under the extremely low road conditions of the visibility such as gas, the signal for only relying on Computer Vision Detection distant place traffic lights drives intelligent independent
It is extremely difficult for sailing for automobile, similarly for for the driver in manual drive automobile be also a kind of puzzlement.These are straight
Influence road safety is connect, the development process of slow autonomous driving automobile is dragged, improves the hazard index of people's trip.In view of human eye and
The limitation of Computer Vision Detection Technique, improve traffic light signals verification and measurement ratio be very it is necessary to.
Although a kind of traffic lights dress with wireless transmission function has been disclosed in Chinese patent CN203931193U
It sets, including traffic light device and display device for mounting on vehicle, traffic light device includes microprocessor, red light, green light, amber light, channel radio
Believe module, driving circuit；Display device for mounting on vehicle includes microprocessor, display and wireless communication module.Traffic light device installation
In near roads, display device for mounting on vehicle is mounted in driver's cabin, module transfer informational linkage by wireless communication between them.Its
By the information on traffic lights, module transfer can understand to display device for mounting on vehicle, driver in driver's cabin by wireless communication
Solution front traffic lights, are not influenced by factors such as haze, sleet, sandstorm weather, barriers.But it needs to existing
Traffic lights control circuit is modified, i.e., its needs obtains current the traffic light status from the controller of traffic lights, so both
Some traffic lights needs are replaced, this can undoubtedly bring great cost.
Chinese patent CN 109508580A discloses traffic lights recognition methods and device.The one of this method is specific real
The mode of applying includes: to zoom in and out image collecting device image to be processed collected according at least one preset ratio, is obtained
At least one zoomed image；At least one zoomed image is input to convolutional neural networks trained in advance, is obtained with this at least
The location information and classification information of the corresponding traffic lights of each of one zoomed image zoomed image, wherein should
Convolutional neural networks are used to extract the location information and classification information of traffic lights shown in image；To obtained position
Confidence breath and classification information are parsed, and generate at least one candidate traffic lights recognition result, and to candidate generated
Traffic lights recognition result is merged, and traffic lights recognition result corresponding with the image to be processed is generated.The party
Case to become possibility using image recognition technology identification traffic lights.
Utility model content
The purpose of this utility model is exactly to provide a kind of external hanging type friendship to overcome the problems of the above-mentioned prior art
Logical modulating signal intelligent detection equipment.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of external hanging type traffic light signals intelligent detection equipment, including signal lamp ontology and for installing signal lamp ontology
Mounting rack, further includes car-mounted terminal and on-hook, and the on-hook is set on the mounting rack, including video camera, controller and wireless
Transmitter, the car-mounted terminal are installed on vehicle, including display, single-chip microcontroller and are sent for receiving the radio transmitter
Instruction wireless receiver.
The car-mounted terminal further includes receiving antenna, and the receiving antenna is connect with wireless receiver.
The on-hook further includes transmission antenna, which connect with radio transmitter.
The setting of signal lamp ontology described in the collection terminal face of the video camera.
A kind of external hanging type traffic light signals intelligent detection equipment, including signal lamp ontology and for installing signal lamp ontology
Mounting rack, further includes car-mounted terminal and on-hook, and the on-hook is set on the mounting rack, including signal picker, controller and
Radio transmitter, the car-mounted terminal are installed on vehicle, including display, single-chip microcontroller and for receiving the radio transmitter
The wireless receiver of the instruction of transmission；
The signal picker includes shell, three bleeder circuits, is set in the shell there are three mutual lighttight separate space,
And the identical red light-transmissive film of light transmittance, yellow light-transmissive film and green light-transmissive film, the partial pressure electricity are respectively equipped on three separate spaces
Road includes concatenated photo resistance and fixed value resistance, and three divider resistances are respectively placed in three separate spaces, is equipped with red light-transmissive film
Separate space face signal lamp ontology red light, the amber light of the separate space face signal lamp ontology equipped with yellow light-transmissive film, be equipped with green
The green light of the separate space face signal lamp ontology of light-transmissive film, and each light-transmissive film is equal with the distance between the lamp of corresponding color,
Three bleeder circuits are parallel with one another, and divide output end and connect with the controller.
Compared with prior art, the utility model has the following beneficial effects:
1) using external hanging type by the way of be fixed on mounting rack, closely detect traffic light signals, by ambient enviroment
Influence it is small, can real-time detection to the variation of traffic lights, Detection accuracy is high.
2) by the way of video camera marker lamp ontology state, identification accuracy is high, and can be by existing
Identification software, development cost is low.
3) identification that current color is carried out using the bleeder circuit combination light-transmissive film that photo resistance is constituted, for three lamp-based
The color of traffic lights can carry out hardware identification, high reliablity.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of car-mounted terminal；
Fig. 3 is the structural schematic diagram of on-hook in embodiment 1；
Wherein: 1, signal lamp ontology, 2, mounting rack, 3, car-mounted terminal, 4, video camera, 5, controller, 6, radio transmitter,
31, display, 32, single-chip microcontroller, 33, wireless receiver, 34, receiving antenna, 51, transmission antenna.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.The present embodiment is with the utility model
Implemented premised on technical solution, the detailed implementation method and specific operation process are given, but the guarantor of the utility model
Shield range is not limited to the following embodiments.
Embodiment 1
A kind of external hanging type traffic light signals intelligent detection equipment as shown in FIG. 1 to 3, including signal lamp ontology 1 and is used for
The mounting rack 2 for installing signal lamp ontology 1 further includes car-mounted terminal 3 and on-hook, and on-hook is set on mounting rack 2, as shown in figure 3, packet
Include video camera 4, controller 5 and radio transmitter 6, car-mounted terminal 3 is installed on vehicle, as shown in Fig. 2, include display 31,
The wireless receiver 33 of single-chip microcontroller 32 and the instruction for receiving the transmission of radio transmitter 6.
Car-mounted terminal 3 further includes receiving antenna 34, and receiving antenna 34 is connect with wireless receiver 33.
On-hook further includes transmission antenna 61, which connect with radio transmitter 6.
The collection terminal face signal lamp ontology 1 of video camera 4 is arranged.
In the present embodiment, using the 4 captured in real-time signal lamp ontology 1 of video camera of installation on traffic lights, at image
The signal of corresponding reddish yellow green light is obtained after reason device is processed, which can use and Chinese patent CN109508580A
Identical mode is repeated no more due to belonging to the prior art.
In addition, the signal can be sent by radio transmitter 6 after identification obtains the signal of corresponding reddish yellow green light,
The process can use mode identical with Chinese patent CN203931193U, can also use other modes, such as such as lower section
Formula:
The short frequency for matching the signal is set by controller 5, finally by short wavelength emissions sensor by the short of the frequency
Wave emits to range in 100 meters of opposite road.When vehicle driving is within the scope of shortwave radiation, i.e., apart from short wavelength emissions sensor
Within 100 meters, short-wave reception sensor receives the shortwave of the frequency, has again been set the shortwave received matching by microcontroller
The frequency for the traffic light signal set, final output indicate that the electric signal of traffic lights is used to adjudicate road conditions to vehicle.
Complete application process is as follows:
Step 1: closely monitoring traffic lights in real time by video camera 4.
Step 2: executing video input to image processing unit.In image processing unit, video is pretreated, later
Utilize the signal of related software detection traffic lights.
Step 3: detected Signal Matching has been set the short of three kinds of frequencies by microcontroller into transmitting terminal
Wave, the shortwave of three kinds of frequencies respectively represents red greenish-yellow three kinds of traffic light signals, then issues the short of the frequency by transmitting antenna 61
Wave.
Step 4: the frequency signal received is input to single-chip microcontroller 32 by receiving antenna 34, single-chip microcontroller 32 is by gained
To frequency signal be converted to automobile or the readable signal of driver.
Step 6: output readable signal.
Embodiment 2
A kind of external hanging type traffic light signals intelligent detection equipment, as shown in Figure 1, including signal lamp ontology 1 and for installing
The mounting rack 2 of signal lamp ontology 1 further includes car-mounted terminal 3 and on-hook, and on-hook is set on mounting rack 2, including signal picker,
Controller 5 and radio transmitter 6, car-mounted terminal 3 are installed on vehicle, as shown in Fig. 2, including display 31,32 and of single-chip microcontroller
For receiving the wireless receiver 33 of the instruction of the transmission of radio transmitter 6；
Signal picker includes shell, three bleeder circuits, is set in shell there are three mutual lighttight separate space, and three every
The identical red light-transmissive film of light transmittance, yellow light-transmissive film and green light-transmissive film are respectively equipped on chamber, bleeder circuit includes concatenated
Photo resistance and fixed value resistance, the other end connection power cathode of fixed value resistance are simultaneously grounded, and the other end of photo resistance connects electricity
Source anode, three divider resistances are respectively placed in three separate spaces, the separate space face signal lamp ontology 1 equipped with red light-transmissive film it is red
Lamp, the amber light of the separate space face signal lamp ontology 1 equipped with yellow light-transmissive film, the separate space face signal lamp sheet equipped with green light-transmissive film
The green light of body 1, and each light-transmissive film is equal with the distance between the lamp of corresponding color, due to being equidistant, in three lamps
It can have identical light intensity when nominal brightness is identical.
Three bleeder circuits are parallel with one another, and divide output end and connect with controller 5.When green light, the light of green light
It is powerful, corresponding photo resistance decline, therefore the pressure drop at its both ends reduces, the current potential for dividing output point increases, and is higher than another
The current potential of the partial pressure output end of outer two bleeder circuits, controller 5 is it is known that be green light at this time, and then send corresponding
Signal, similarly when amber light two and green light.
Other parts are in the same manner as in Example 1 in the present embodiment, therefore repeat no more.
Embodiment 3
When corresponding signal lamp ontology is the signal lamp of placed arrow type, on the basis of embodiment 2, signal picker is set altogether
There are 3, and each signal picker is only directed at the lamp (generally having left-hand, execution and right-hand rotation) in a direction, then according to same
The color of the available direction lamp of current potential of the partial pressure output end of three divider resistances of signal picker similarly obtains each
The color of indicator.
Claims (7)
1. a kind of external hanging type traffic light signals intelligent detection equipment, including signal lamp ontology (1) and for installing signal lamp ontology
(1) mounting rack (2), which is characterized in that further include car-mounted terminal (3) and on-hook, the on-hook is set to the mounting rack (2)
On, including video camera (4), controller (5) and radio transmitter (6), the car-mounted terminal (3) be installed on vehicle, including aobvious
Show the wireless receiver (33) of device (31), single-chip microcontroller (32) and the instruction for receiving the radio transmitter (6) transmission.
2. a kind of external hanging type traffic light signals intelligent detection equipment according to claim 1, which is characterized in that described vehicle-mounted
Terminal (3) further includes receiving antenna (34), and the receiving antenna (34) connect with wireless receiver (33).
3. a kind of external hanging type traffic light signals intelligent detection equipment according to claim 1, which is characterized in that the on-hook
It further include transmission antenna (61), which connect with radio transmitter (6).
4. a kind of external hanging type traffic light signals intelligent detection equipment according to claim 1, which is characterized in that the camera shooting
The setting of signal lamp ontology (1) described in the collection terminal face of machine (4).
5. a kind of external hanging type traffic light signals intelligent detection equipment, including signal lamp ontology (1) and for installing signal lamp ontology
(1) mounting rack (2), which is characterized in that further include car-mounted terminal (3) and on-hook, the on-hook is set to the mounting rack (2)
On, including signal picker, controller (5) and radio transmitter (6), the car-mounted terminal (3) be installed on vehicle, including aobvious
Show the wireless receiver (33) of device (31), single-chip microcontroller (32) and the instruction for receiving the radio transmitter (6) transmission；
The signal picker includes shell, three bleeder circuits, is set in the shell there are three mutual lighttight separate space, and three
The identical red light-transmissive film of light transmittance, yellow light-transmissive film and green light-transmissive film, the bleeder circuit packet are respectively equipped on a separate space
Include concatenated photo resistance and fixed value resistance, three divider resistances are respectively placed in three separate spaces, equipped with red light-transmissive film every
The red light of chamber face signal lamp ontology (1), the amber light of the separate space face signal lamp ontology (1) equipped with yellow light-transmissive film are equipped with green
The green light of the separate space face signal lamp ontology (1) of color light-transmissive film, and each light-transmissive film is equal with the distance between the lamp of corresponding color,
Three bleeder circuits are parallel with one another, and divide output end and connect with the controller (5).
6. a kind of external hanging type traffic light signals intelligent detection equipment according to claim 5, which is characterized in that described vehicle-mounted
Terminal (3) further includes receiving antenna (34), and the receiving antenna (34) connect with wireless receiver (33).
7. a kind of external hanging type traffic light signals intelligent detection equipment according to claim 6, which is characterized in that the on-hook
It further include transmission antenna (61), which connect with radio transmitter (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920400964.3U CN209625463U (en) | 2019-03-27 | 2019-03-27 | A kind of external hanging type traffic light signals intelligent detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920400964.3U CN209625463U (en) | 2019-03-27 | 2019-03-27 | A kind of external hanging type traffic light signals intelligent detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209625463U true CN209625463U (en) | 2019-11-12 |
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ID=68457938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920400964.3U Active CN209625463U (en) | 2019-03-27 | 2019-03-27 | A kind of external hanging type traffic light signals intelligent detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209625463U (en) |
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2019
- 2019-03-27 CN CN201920400964.3U patent/CN209625463U/en active Active
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