CN109166335A - Traffic information promoting method, device, car-mounted terminal and storage medium - Google Patents
Traffic information promoting method, device, car-mounted terminal and storage medium Download PDFInfo
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- CN109166335A CN109166335A CN201811185792.9A CN201811185792A CN109166335A CN 109166335 A CN109166335 A CN 109166335A CN 201811185792 A CN201811185792 A CN 201811185792A CN 109166335 A CN109166335 A CN 109166335A
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- 238000004891 communication Methods 0.000 description 3
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/09623—Systems involving the acquisition of information from passive traffic signs by means mounted on the vehicle
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Abstract
The present invention relates to a kind of traffic information promoting method, device, car-mounted terminal and storage mediums, and wherein traffic information promoting method includes: the traffic lights information received in front of driving direction；Positioning current location simultaneously calculates the distance between current location and the traffic lights；According to the distance and the traffic lights information, can judgement pass through the traffic lights in the transit time section of the traffic lights；If the traffic lights cannot be passed through in the transit time section, the first prompt information is exported.The present invention can judge that can vehicle pass through traffic lights in the transit time section of the traffic lights, and when vehicle can not directly pass through, export corresponding prompt information, facilitate driver and decide whether to adjust travel speed.
Description
Technical Field
The invention relates to the field of automotive electronics, in particular to a traffic information prompting method, a traffic information prompting device, a vehicle-mounted terminal and a storage medium.
Background
With the improvement of living standard of people, automobiles are more and more popular, and vehicles on the road surface are more and more. When the vehicle goes, if the vehicle is more on the road surface, the driver is sheltered from the sight by the preceding vehicle easily, leads to can't see traffic signal lamp clearly, can't predict whether the vehicle can pass.
Disclosure of Invention
Accordingly, it is desirable to provide a traffic information presenting method, a traffic information presenting apparatus, a vehicle-mounted terminal, and a storage medium, which can present traffic signal information ahead of the traveling direction.
In one embodiment, a traffic information prompting method is provided, which includes: receiving traffic signal light information in front of a driving direction; positioning the current position and calculating the distance between the current position and the traffic signal lamp; judging whether the traffic signal lamp can pass through the traffic signal lamp in the passing time interval of the traffic signal lamp according to the distance and the traffic signal lamp information; and if the traffic signal lamp cannot pass through the traffic signal lamp in the passing time interval, outputting first prompt information.
In one embodiment, the determining whether the traffic signal light can pass through within the passing time interval of the traffic signal light further includes: acquiring the current running speed; the judging whether the traffic signal lamp can pass through the traffic signal lamp in the passing time interval of the traffic signal lamp according to the distance and the traffic signal lamp information comprises the following steps: calculating the passing time interval of the traffic signal lamp according to the traffic signal lamp information; and judging whether the traffic signal lamp can pass through the traffic signal lamp in the passing time interval or not according to the current running speed and the distance.
In one embodiment, the outputting the first prompt information includes: playing first voice prompt information; and displaying the first picture prompt message.
In one embodiment, the method further comprises: and if the traffic signal lamp can pass through the traffic time interval, outputting second prompt information.
In one embodiment, the outputting the second prompt information includes: playing the second voice prompt message; and displaying the second picture prompt message.
In one embodiment, the receiving traffic signal information is: receiving traffic signal lamp information sent by a preset vehicle-mounted terminal; or receiving traffic signal light information sent by the traffic signal light.
In one embodiment, a traffic information prompting device is provided, which includes: the receiving module is used for receiving traffic signal lamp information in front of the driving direction; the positioning module is used for positioning the current position and calculating the distance between the current position and the traffic signal lamp; the judging module is used for judging whether the traffic signal lamp can pass through the traffic signal lamp in the passing time interval of the traffic signal lamp according to the distance and the traffic signal lamp information; and the output module is used for outputting first prompt information when the traffic signal lamp cannot pass through the traffic signal lamp in the passing time interval.
In one embodiment, the receiving module is used for receiving traffic signal lamp information sent by a preset vehicle-mounted terminal; or receiving traffic signal light information sent by the traffic signal light.
In one embodiment, the traffic information prompting device further comprises an obtaining module, and the obtaining module is used for obtaining the current running speed. The judging module comprises a calculating unit and a judging unit, wherein the calculating unit is used for calculating the passing time interval of the traffic signal lamp according to the traffic signal lamp information; and the judging unit is used for judging whether the traffic signal lamp can pass through the traffic time interval or not according to the current running speed and the distance.
In one embodiment, the output module comprises a first voice output unit and a first display unit, wherein the first voice output unit is used for playing first voice prompt information; the first display unit is used for displaying first picture prompt information.
In one embodiment, the output module is further configured to output a second prompt message when the traffic signal lamp can pass through the passing time interval.
In one embodiment, the output module comprises a second voice output unit and a second display unit, and the second voice output unit is used for playing second voice prompt information; the second display unit is used for displaying second picture prompt information.
In one embodiment, a vehicle-mounted terminal is provided, which includes a memory, a processor, and a computer program stored in the memory and executable on the processor, and the processor executes the computer program to implement the steps of the method according to any one of the embodiments.
In one embodiment, a computer-readable storage medium is provided, on which a computer program is stored which, when being executed by a processor, carries out the steps of the method of any one of the embodiments.
The invention can judge whether the vehicle can pass through the traffic signal lamp in the passing time interval of the traffic signal lamp, and output corresponding prompt information when the vehicle cannot pass through directly, thereby being beneficial to a driver to determine whether to adjust the running speed.
Drawings
Fig. 1 is a schematic flow chart illustrating a traffic information prompting method according to an embodiment of the present invention;
fig. 2 is a schematic flow chart illustrating a traffic information prompting method according to another embodiment of the present invention;
fig. 3 is a schematic flow chart illustrating a traffic information prompting method according to another embodiment of the present invention;
fig. 4 is a schematic block diagram of a traffic information prompt apparatus according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a vehicle-mounted terminal according to an embodiment of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
In one embodiment, a traffic information prompting method is provided. As shown in fig. 1, the traffic information prompting method includes the following steps:
s101, traffic light information in front of the driving direction is received.
Wherein the traffic light information includes a traffic light color. Further, the traffic signal information also includes timing information or countdown information of the traffic signal.
Alternatively, information of the traffic signal light closest in front of the traveling direction is received. Or receive information of a plurality of traffic lights ahead of the driving direction.
In one embodiment, traffic light information sent by a preset vehicle-mounted terminal is received, for example, traffic light information sent by a vehicle-mounted terminal of a vehicle ahead in the driving direction is received. For another example, a vehicle in front of the driving direction acquires a traffic light image through a camera, and the vehicle-mounted terminal identifies traffic light information according to the traffic light image and transmits the traffic light information through at least one of broadcasting, a wireless network, a mobile communication network and the like, so that the vehicle-mounted terminal of a vehicle behind the vehicle can receive the traffic light information.
In one embodiment, traffic signal information transmitted by a traffic signal is received. For example, a communication module is built in a traffic signal, and current traffic signal information is transmitted through the communication module at a preset time point or at preset time intervals in at least one of a broadcast mode, a wireless network mode, a mobile communication network mode and the like, so that vehicles within a communication distance can receive the traffic signal information.
S103, positioning the current position and calculating the distance between the current position and the traffic signal lamp.
The navigation system can be used for positioning the current position and the position of a traffic signal lamp in front of the driving direction, so that the distance between the current position and the traffic signal lamp is calculated.
And S105, judging whether the traffic signal lamp can pass through the traffic signal lamp in the passing time interval of the traffic signal lamp according to the distance and the traffic signal lamp information.
In one embodiment, the time point when the vehicle reaches the traffic light can be estimated according to the distance between the current position and the traffic light; according to the traffic signal lamp information, the passing time interval of the traffic signal lamp can be calculated; and if the time point when the vehicle reaches the traffic signal lamp is within the passing time interval of the traffic signal lamp, judging that the vehicle can pass through the traffic signal lamp within the passing time interval of the traffic signal lamp, otherwise, judging that the vehicle cannot pass through the traffic signal lamp within the passing time interval of the traffic signal lamp.
In one embodiment, a traffic signal comprises a plurality of direction signals, and directions such as turning around, turning left, going straight, turning right and the like are indicated by different direction signals respectively. At this time, as an embodiment, step S105 includes: and respectively judging whether the traffic signal lamp can pass through each direction signal lamp in the traffic signal lamp passing time interval according to the distance and the information of each direction signal lamp in the traffic signal lamp.
As another embodiment, the traffic information presenting method further includes: acquiring route navigation information; and determining a second driving direction according to the route navigation information, wherein the second driving direction refers to the driving direction after passing through a traffic signal lamp. Accordingly, step S105 includes: and judging whether the direction signal lamp can pass through the direction signal lamp in the passing time interval of the direction signal lamp according to the distance and the direction signal lamp information corresponding to the second running direction.
The traffic time interval of the traffic signal lamp/direction signal lamp is specified as the time interval when the traffic signal lamp/direction signal lamp is in a green state or the time interval when the traffic signal lamp/direction signal lamp is not in a red state.
And S107, if the traffic signal lamp cannot pass through the traffic time interval, outputting first prompt information.
The outputting the first prompt information includes: playing first voice prompt information; or displaying first picture prompt information; or playing the first voice prompt message and displaying the first picture prompt message. The first voice prompt message and the first picture prompt message are used for prompting that a traffic signal lamp in front of a driver cannot pass.
The traffic information prompting method can judge whether the vehicle can pass through the traffic signal lamp in the passing time interval of the traffic signal lamp, and output corresponding prompting information when the vehicle cannot pass through directly, thereby being helpful for a driver to determine whether to adjust the driving speed.
In an embodiment, as shown in fig. 2, before step S105, the method for prompting traffic information further includes: and S104, acquiring the current running speed. For example, the current traveling speed may be acquired by a navigation system or a speed sensor. Wherein, step S105 includes the following steps:
and S1051, calculating the passing time interval of the traffic signal lamp according to the traffic signal lamp information.
Specifically, the passing time interval of the traffic signal lamp is calculated according to the current color of the traffic signal lamp and the timing information or countdown information of the current color.
And S1052, judging whether the traffic signal lamp can pass through the traffic signal lamp in the passing time interval according to the current running speed and the distance.
According to the distance between the traffic signal lamp and the current driving speed, the time of arriving at the traffic signal lamp can be calculated. And if the time of arriving at the traffic signal lamp is within the passing time interval, judging that the traffic signal lamp can pass through the passing time interval, otherwise, judging that the traffic signal lamp cannot pass through the passing time interval.
In the embodiment, whether the vehicle can pass through the traffic signal lamp in the passing time interval is judged by combining the current running speed of the vehicle, so that the judgment accuracy can be improved.
In an embodiment, if the determination result in step S105 is that the traffic signal lamp can pass through the passing time interval, the method for prompting traffic information further includes: and outputting the second prompt message.
Wherein the outputting the second prompt message includes: playing the second voice prompt message; or displaying second picture prompt information; or playing the second voice prompt message and displaying the second picture prompt message. The second voice prompt message and the second picture prompt message are used for prompting that the driver can directly pass through the traffic signal lamp.
In one embodiment, as shown in fig. 3, the traffic information prompting method further includes:
and S108, acquiring an image outside the vehicle.
Wherein, gather the outside image of vehicle through the camera. The camera can be arranged upwards outside the vehicle head at a certain angle with the vehicle body, so that the camera can face the traffic signal lamp in the driving process.
S109, detecting whether the image comprises a traffic signal lamp pattern.
And detecting whether the image collected by the camera comprises a traffic signal lamp pattern or not through an image recognition algorithm.
S110, if the image comprises the traffic light pattern, identifying the traffic light information in the image.
And if the image comprises the traffic signal lamp pattern, further identifying the traffic signal lamp information through an image identification algorithm. Wherein the traffic signal information at least comprises the color of the traffic signal. Optionally, the traffic light information further includes timing information or countdown information of the traffic light at the current color.
If the traffic signal includes a plurality of directional signals, the color of each directional signal is identified. Optionally, timing information or countdown information for each directional light in the current color is also identified.
And S111, sending the traffic signal lamp information.
Wherein the traffic signal light information may be transmitted through a broadcast, a wireless network, or a mobile communication network.
In this embodiment, when the image of the traffic light is collected, the traffic light information is further identified and sent, so that other vehicle-mounted terminals can acquire the traffic light information and assist other vehicles to judge whether the vehicle can pass through the traffic light in the passing time interval of the traffic light, and a virtuous circle is formed.
In one embodiment, a traffic information prompting device is provided. As shown in fig. 4, the traffic information prompting device includes a receiving module 401, a positioning module 402, a determining module 403, and an output module 404. The receiving module 401 is configured to receive traffic signal light information in front of a driving direction; the positioning module 402 is configured to position a current location and calculate a distance between the current location and the traffic light; the judging module 403 is configured to judge whether the traffic signal lamp can pass through the traffic signal lamp within the passing time interval of the traffic signal lamp according to the distance and the traffic signal lamp information; the output module 404 is configured to output a first prompt message when the traffic signal lamp cannot pass through the passing time interval.
The traffic information prompting device can judge whether the vehicle can pass through the traffic signal lamp in the passing time interval of the traffic signal lamp or not, and output corresponding prompting information when the vehicle cannot pass through directly, thereby being beneficial to a driver to determine whether to adjust the running speed or not.
In one embodiment, the receiving module 401 is configured to receive traffic signal light information sent by a preset vehicle-mounted terminal; or receiving traffic signal light information sent by the traffic signal light.
In one embodiment, the traffic information prompting device further comprises an obtaining module, and the obtaining module is used for obtaining the current running speed. The judging module 403 includes a calculating unit and a judging unit, wherein the calculating unit is configured to calculate a passing time interval of the traffic signal according to the traffic signal information; and the judging unit is used for judging whether the traffic signal lamp can pass through the traffic time interval or not according to the current running speed and the distance.
In the embodiment, whether the vehicle can pass through the traffic signal lamp in the passing time interval is judged by combining the current running speed of the vehicle, so that the judgment accuracy can be improved.
In one embodiment, the output module comprises a first voice output unit and a first display unit, wherein the first voice output unit is used for playing first voice prompt information; the first display unit is used for displaying first picture prompt information. The first voice prompt message and the first picture prompt message are used for prompting that a traffic signal lamp in front of a driver cannot pass.
In one embodiment, the output module is further configured to output a second prompt message when the traffic signal lamp can pass through the passing time interval.
In one embodiment, the output module comprises a second voice output unit and a second display unit, and the second voice output unit is used for playing second voice prompt information; the second display unit is used for displaying second picture prompt information. The second voice prompt message and the second picture prompt message are used for prompting that the driver can directly pass through the traffic signal lamp.
In one embodiment, a traffic information prompting device is provided, which includes a functional module corresponding to the traffic information prompting method described in any of the above embodiments.
In one embodiment, an in-vehicle terminal is provided, as shown in fig. 5, which includes a memory, a processor, and a computer program stored in the memory and running on the processor, and is characterized in that the processor implements the steps of the traffic information prompting method according to any one of the above embodiments when executing the program.
In one embodiment, the vehicle-mounted terminal further includes a networking device, a camera, a sound output device, a display device and a radar, wherein the networking device, the camera, the sound output device, the display device and the radar are respectively connected to the processor.
In one embodiment, a computer-readable storage medium is provided, on which a computer program is stored, which, when being executed by a processor, implements the steps of the traffic information prompting method according to any one of the above-mentioned embodiments.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A traffic information prompting method is characterized by comprising the following steps:
receiving traffic signal light information in front of a driving direction;
positioning the current position and calculating the distance between the current position and the traffic signal lamp;
judging whether the traffic signal lamp can pass through the traffic signal lamp in the passing time interval of the traffic signal lamp according to the distance and the traffic signal lamp information;
and if the traffic signal lamp cannot pass through the traffic signal lamp in the passing time interval, outputting first prompt information.
2. The traffic information presentation method according to claim 1, wherein the determination as to whether or not the traffic signal lamp can be passed before the traffic signal lamp passes within a passing time zone of the traffic signal lamp further comprises:
acquiring the current running speed;
the judging whether the traffic signal lamp can pass through the traffic signal lamp in the passing time interval of the traffic signal lamp according to the distance and the traffic signal lamp information comprises the following steps:
calculating the passing time interval of the traffic signal lamp according to the traffic signal lamp information;
and judging whether the traffic signal lamp can pass through the traffic signal lamp in the passing time interval or not according to the current running speed and the distance.
3. The traffic information presentation method according to claim 1 or 2, wherein the outputting of the first presentation information includes:
playing first voice prompt information; and the number of the first and second groups,
and displaying the first picture prompt message.
4. The traffic information prompting method according to claim 1 or 2, characterized in that the method further comprises:
and if the traffic signal lamp can pass through the traffic time interval, outputting second prompt information.
5. The traffic information prompting method according to claim 4, wherein the outputting of the second prompting information includes:
playing the second voice prompt message; and the number of the first and second groups,
and displaying the second picture prompt message.
6. The traffic information prompting method according to claim 1 or 2, wherein the receiving of traffic signal light information is:
receiving traffic signal lamp information sent by a preset vehicle-mounted terminal; or,
and receiving traffic signal lamp information sent by a traffic signal lamp.
7. A traffic information presentation device, comprising:
the receiving module is used for receiving traffic signal lamp information in front of the driving direction;
the positioning module is used for positioning the current position and calculating the distance between the current position and the traffic signal lamp;
the judging module is used for judging whether the traffic signal lamp can pass through the traffic signal lamp in the passing time interval of the traffic signal lamp according to the distance and the traffic signal lamp information;
and the output module is used for outputting first prompt information when the traffic signal lamp cannot pass through the traffic signal lamp in the passing time interval.
8. The traffic information prompting device according to claim 7, characterized in that the device further comprises:
the acquisition module is used for acquiring the current running speed;
the judging module comprises:
the calculation unit is used for calculating the passing time interval of the traffic signal lamp according to the traffic signal lamp information;
and the judging unit is used for judging whether the traffic signal lamp can pass through the traffic time interval or not according to the current running speed and the distance.
9. An in-vehicle terminal comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the steps of the method of any of claims 1-6 are implemented when the processor executes the program.
10. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 6.
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Application publication date: 20190108 |