WO2017140104A1

WO2017140104A1 - Method and system for displaying red light and green light information in real time

Info

Publication number: WO2017140104A1
Application number: PCT/CN2016/098532
Authority: WO
Inventors: 赵亮
Original assignee: 中兴通讯股份有限公司
Priority date: 2016-02-15
Filing date: 2016-09-09
Publication date: 2017-08-24
Also published as: CN105489032A

Abstract

A method and system for displaying red light and green light information in real time. The method comprises: a mobile terminal (200) acquiring the distance between the mobile terminal and a red light and green light tower (100), and receiving and displaying in real time red light and green light information sent by the red light and green light tower (100) when a pre-set distance threshold value is reached, wherein the red light and green light information comprises: a red light signal and count-down seconds corresponding to the red light signal, and/or a green light signal and count-down seconds corresponding to the green light signal; showing the red light and green light information to a vehicle driver in real time via the mobile terminal (200), so that the driver can learn about the front red light and green light state in a vehicle in real time via the mobile terminal (200) so as to make a judgement in time, and thus traffic accidents caused by the blocking of front vehicles are avoided; and the safety of the driver in the driving process is improved, and thus the safety and smoothness of vehicle travel at a traffic intersection are ensured.

Description

Method and system for displaying traffic light information in real time

Technical field

The invention belongs to the field of signal processing, and in particular relates to a method and system for displaying traffic light information in real time.

Background technique

In the process of driving, users often encounter such a situation: when the vehicle with the lower chassis is waiting for the traffic lights, it is often blocked by the traffic lights, such as large trucks, buses, SUVs, etc., which are waiting for the traffic lights. It is impossible to check the change status of the traffic lights in time. It can only be moved according to the action of the preceding vehicle. It often happens that the signal light has entered the yellow light warning zone, and because the front car is blocked, the traffic light indication cannot be viewed in real time, resulting in sudden braking or red light, or even appearing. Car accident, crisis life safety.

The various methods associated with traffic lights are solutions to traffic congestion or driving speeds, such as:

Patent application CN201310579112.2 "An automatic crossroad traffic light control device and application", the stored program digital computer controlled intersection traffic light device will make the intersection get the best smooth when running in a preset manner Degree, while improving the traffic efficiency of the intersection; the disadvantage is that the equipment development cost is too high;

Patent application CN201310643348.8 "Smart speed prompting driving system based on mobile phone", which is a system for giving drivers reasonable speed suggestions. By generating maps, the intersection structure is used to solve the calculation of the traffic light schedule at complex intersections; The GPS and acceleration information of the mobile phone on the vehicle has been collected, which causes the mobile phone to send and receive relevant data all the time, which causes the power consumption of the mobile phone to increase and shorten the endurance of the mobile phone;

Patent application CN201210368918.2 "A traffic light control system and method", which sets a car starting area at each intersection in the direction of the incoming vehicle, stops when the car encounters a red light, and stops at the car starting area, and the vehicle detecting device is installed at the entrance of the car starting area. And exit, reached by setting the car boot area The utility model saves the starting time of the automobile and prevents the function of congestion; the disadvantage is that the vehicle is required to install the detecting device, and the promotion cost is too high;

Patent CN201320764571.3 "A traffic light prompting device for traffic lights", by converting the traffic signal of the traffic light into voice sound, and prompting the blind person to walk or drive according to the signal light, which has the characteristics of convenient use and reduced incidence of traffic accidents, the disadvantage is that it is An independent product, the promotion cost is too high;

The patent application CN201410014820.6 "an in-vehicle terminal and an intelligent traffic management device interacting with it in real time" realizes interaction with the intelligent traffic management device and participates in traffic management by collecting real-time road conditions and responding to service instructions issued by the user; The vehicle needs to upload driving information in real time, which has certain risks for personal privacy exposure; and the realization device needs to be built into the vehicle, which increases the vehicle cost.

The above methods fail to provide a solution for how to ensure that the owner of the rear car can accurately view the real-time status of the traffic lights at the intersection when the front car is blocked.

Summary of the invention

The embodiment of the invention provides a method and a system for displaying traffic light information in real time, which is used to solve the problem that the driver cannot view the traffic light in real time when the driver's line of sight is blocked by the front vehicle.

The embodiment of the invention discloses a method for displaying traffic light information in real time, and the method includes:

The distance between the mobile terminal and the traffic light lighthouse is obtained, and when the preset distance threshold is reached, the traffic light information sent by the traffic light lighthouse is received and displayed in real time; the traffic light information includes: a red light signal and a countdown second corresponding to the red light signal, and / or the countdown seconds corresponding to the green light signal and the green light signal, and/or the countdown seconds corresponding to the yellow light signal and the yellow light signal.

Preferably, the above method further comprises the following steps:

The traffic light lighthouse sends traffic light information in real time over the wireless network.

Preferably, before the obtaining the distance between the mobile terminal and the traffic light, the mobile terminal includes:

Obtaining a real-time distance between the mobile terminal and the traffic lighthouse from the GPS navigation information; The navigation direction is obtained in the GPS navigation information, and the traffic light lighthouse that receives the traffic light information is determined according to the obtained navigation direction.

Preferably, before receiving the traffic light information sent by the traffic light lighthouse, the mobile terminal further includes:

Establish a wireless connection with the traffic lighthouse.

Preferably, the above method further comprises:

Convert traffic light information into voice messages and broadcast them.

Preferably, the distance between the mobile terminal and the lighthouse lighthouse is:

Obtaining a real-time distance between the mobile terminal and the traffic lighthouse from the GPS navigation information.

The embodiment of the invention further discloses a mobile terminal, where the mobile terminal comprises a receiving module and a display module,

The receiving module is configured to obtain a distance from the lighthouse lighthouse, and when the preset distance threshold is reached, receive the traffic light information sent by the traffic light lighthouse in real time; the traffic light information includes: a red light signal and a red light signal corresponding to the countdown seconds, And the countdown seconds corresponding to the green light signal and the green light signal, and/or the countdown seconds corresponding to the yellow light signal and the yellow light signal;

The display module is configured to display the traffic light information in real time.

Preferably, the mobile terminal further includes a voice module configured to convert the traffic light information into a voice signal and broadcast the message.

Preferably, the receiving module is configured to acquire a real-time distance between the mobile terminal and the traffic lighthouse from the GPS navigation information; obtain a navigation direction from the GPS navigation information, and determine a traffic light beacon to receive the traffic light information according to the acquired navigation direction.

Preferably, the display module displays the traffic light information through a UI interface manner.

The present invention also discloses a traffic light lighthouse. The lighthouse includes a traffic light information generating module configured to generate traffic light information. The lighthouse further includes a wireless transmitting module configured to transmit the traffic light information generated by the traffic light information generating module in real time.

Preferably, the wireless transmitting module includes a signal conversion submodule and a signal sending submodule. Above

The signal conversion sub-module is configured to convert the traffic light information into a wireless signal that can be transmitted by the signal transmission sub-module, and send the signal to the signal transmission sub-module;

The signal transmission sub-module is set to send the received signal.

Preferably, the wireless transmitting module is a WIFI module.

Finally, an embodiment of the present invention discloses a system for displaying traffic light information in real time, and the system includes the mobile terminal and the traffic light beacon.

According to still another embodiment of the present invention, a storage medium is also provided. The storage medium is arranged to store program code for performing the following steps:

Obtaining a distance from the lighthouse lighthouse. When the preset distance threshold is reached, the traffic light information sent by the traffic light beacon is received and displayed in real time; the traffic light information includes: a red light signal and a red light signal corresponding to the countdown seconds, and/or The countdown seconds corresponding to the green light signal and the green light signal, and/or the countdown seconds corresponding to the yellow light signal and the yellow light signal.

Optionally, the storage medium is further arranged to store program code for performing the following steps:

Send traffic light information in real time over a wireless network.

Obtaining a real-time distance between the mobile terminal and the traffic lighthouse from the GPS navigation information before acquiring the distance from the traffic light; obtaining a navigation direction from the GPS navigation information, and determining a traffic light lighthouse to receive the traffic light information according to the acquired navigation direction .

A wireless connection is established with the traffic light beacon before receiving the traffic light information sent by the traffic light beacon.

Convert traffic light information into voice messages and broadcast them.

The invention utilizes the existing mobile terminal, GPS navigation technology and wireless network to send a traffic light letter The information is displayed to the driver of the vehicle in real time through the mobile terminal. The driver can know the status of the traffic light in front of the vehicle through the mobile terminal in real time, so as to make timely judgments, avoiding the traffic accident caused by the blocking of the vehicle in front; and improving the driving of the driver. The safety in the process ensures the safety and smoothness of the vehicles at the intersection.

DRAWINGS

The drawings described herein are intended to provide a further understanding of the invention, and are intended to be a part of the invention. In the drawing:

1 is a schematic block diagram of a preferred embodiment 1 of a traffic light lighthouse according to the present invention;

2 is a schematic block diagram of a preferred embodiment 2 of the traffic light lighthouse of the present invention;

3 is a schematic block diagram of a preferred embodiment 1 of the mobile terminal according to the present invention;

4 is a schematic block diagram of a preferred embodiment 2 of the mobile terminal according to the present invention;

5 is a schematic block diagram of a preferred embodiment of a system for displaying traffic light information in real time according to the present invention;

6 is a schematic block diagram of a second preferred embodiment of a system for displaying traffic light information in real time according to the present invention;

7 is a flow chart of a preferred embodiment 1 of a method for displaying traffic light information in real time according to the present invention;

FIG. 8 is a flow chart of a second preferred embodiment of the method for displaying traffic light information in real time according to the present invention.

detailed description

It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in FIG. 1 , it is a schematic block diagram of a preferred embodiment 1 of the traffic light lighthouse of the present invention; this embodiment includes:

The traffic light information generating module 10 is configured to generate traffic light information;

The wireless transmitting module 20 is configured to transmit the traffic light information generated by the traffic light information generating module 10 in real time. In this embodiment, the wireless transmitting module 20 is a WIFI module.

As shown in FIG. 2, it is a schematic block diagram of a preferred embodiment 2 of the traffic light lighthouse of the present invention; this embodiment also includes a traffic light information generating module 10 and a wireless transmitting module 20, the functions of which are also shown in FIG. 1 and FIG. The first embodiment differs from the first embodiment shown in FIG. 1 in that the wireless transmitting module 20 includes a signal conversion sub-module 21 and a signal transmitting sub-module 22, wherein:

The signal conversion sub-module 21 is configured to convert the traffic light information into a wireless signal that the signal transmission sub-module 22 can transmit, and send it to the signal transmission sub-module 22;

The signal transmitting sub-module 22 is arranged to transmit the received signal.

As shown in FIG. 3, it is a schematic block diagram of a preferred embodiment 1 of the mobile terminal according to the present invention; this embodiment includes:

The receiving module 30 is configured to acquire a distance from the lighthouse lighthouse. When the preset distance threshold is reached, the traffic light information sent by the traffic light beacon is received in real time; the traffic light information includes: a red light signal and a red light signal corresponding to the countdown seconds , and/or the countdown seconds corresponding to the green light signal and the green light signal, and/or the countdown seconds corresponding to the yellow light signal and the yellow light signal;

The display module 40 is configured to display traffic light information in real time.

As shown in FIG. 4, it is a schematic block diagram of a preferred embodiment 2 of the mobile terminal according to the present invention; this embodiment includes:

The receiving module 30 is configured to obtain a navigation direction from the GPS navigation information, determine a traffic light beacon to receive the traffic light information according to the acquired navigation direction, and obtain a real-time distance between the mobile terminal and the traffic light lighthouse from the GPS navigation information, when the preset is reached. At the threshold, establish a wireless connection with the traffic lighthouse above, receive the wireless signal sent by the traffic light above, and The information is converted into traffic light information, and the traffic light information includes: a countdown second corresponding to the red light signal and the red light signal, and/or a countdown second corresponding to the green light signal and the green light signal, and/or a countdown corresponding to the yellow light signal and the yellow light signal. The number of seconds.

The display module 40 is configured to display the traffic light information in real time through the UI interface manner;

The voice module 50 is configured to convert the traffic light information into a voice signal and broadcast it.

As shown in FIG. 5, it is a schematic block diagram of a first preferred embodiment of the system for displaying traffic light information in real time according to the present invention. The present embodiment includes the traffic light lighthouse 100 shown in FIG. 1 and the mobile terminal 200 shown in FIG. 3, and the traffic light lighthouse 100. And the specific structure and function of the mobile terminal 200 refer to the description of FIG. 1 and FIG. 3, and will not be repeated here.

FIG. 6 is a schematic block diagram of a second preferred embodiment of the system for displaying traffic light information in real time according to the present invention; the traffic light lighthouse 100 shown in FIG. 2 and the mobile terminal 200 shown in FIG. 4, the traffic light lighthouse 100 and The specific structure and function of the mobile terminal 200 refer to the description of FIG. 2 and FIG. 4, and will not be repeated here.

As shown in FIG. 7 , it is a flowchart of a first preferred embodiment of the method for displaying traffic light information in real time according to the present invention; the method of the present invention includes two parts of a light green light source side and a mobile terminal side, and the embodiment is the system shown in FIG. 5 . Based on the following steps, specifically include the following steps:

The traffic light side of the lighthouse includes:

Step S101: The wireless transmitting module 20 in the traffic light lighthouse 100 transmits local traffic light information in real time;

The mobile terminal side includes:

Step S102: obtaining a navigation direction from the GPS navigation information, and determining a traffic light lighthouse 100 to receive traffic light information in real time according to the acquired navigation direction;

For example, at an intersection, there are usually eight traffic light beacons. Each lighthouse has a corresponding code. The wireless transmitter module 20 on each lighthouse sends local traffic light information. The mobile terminal only needs to receive the traffic light information directly in front of the navigation direction. Just fine.

Step S103: Obtain a mobile terminal and the above traffic lighthouse 100 from the GPS navigation information. The real-time distance is determined whether the preset distance threshold is reached; if yes, step S104 is performed; otherwise, the step is continued;

In the present invention, the preset distance threshold may be set according to a specific road condition, for example, may be set within a range of 1 km, may be set to a range of 2 km, or the like.

Step S104: establishing a wireless connection with the traffic lighthouse 100, receiving the wireless signal sent by the wireless transmitting module 20 of the traffic lighthouse 100, and converting it into traffic light information;

When the vehicle enters the preset distance threshold, the mobile terminal 200 automatically establishes a wireless connection with the traffic light beacon 100 determined in step S102, and receives the wireless signal transmitted by the wireless transmitting module 20 of the traffic lighthouse 100.

Step S105: Display the above traffic light information to the user in the form of a UI interface.

In this step, according to the driving instruction, only the traffic light information of the left turn, the right turn or the straight line indicator light of the traffic light beacon may be displayed, and all the traffic light information of the lighthouse may be displayed, for example, if there are 3 indicator lights on the traffic light lighthouse, the display is displayed. Real-time traffic light information for these 3 indicators.

As shown in FIG. 8 , it is a flowchart of a second preferred embodiment of the method for displaying traffic light information in real time according to the present invention; this embodiment is also based on the system shown in FIG. 6 , and also includes two parts of a traffic light side and a mobile terminal side. Specifically, the following steps are included:

The traffic light side of the lighthouse includes:

Step S201: The wireless transmitting module 20 in the traffic light lighthouse 100 transmits local traffic light information in real time;

The mobile terminal side includes:

Step S202: obtaining a navigation direction from the GPS navigation information, and determining a traffic light lighthouse 100 to receive traffic light information according to the acquired navigation direction;

Step S203: Obtain a real-time distance between the mobile terminal and the traffic lighthouse 100 from the GPS navigation information, and determine whether the preset distance threshold is reached; if yes, execute step S204; otherwise, continue to perform this step;

Step S204: establishing a wireless connection with the traffic lighthouse 100 above, and receiving the red green a wireless signal transmitted by the wireless transmitting module 20 in the light beacon 100, and converted into traffic light information;

Step S205: Display the above traffic light information to the user in the form of a UI interface;

Step S206: Convert the traffic light information into a voice signal and broadcast it.

For example, the countdown report in the traffic light information can be converted into a voice signal and broadcasted, and only the left turn, right turn or straight traffic light information can be broadcast according to the driving instruction; the user can also select whether to enable the voice service.

For example, the specific examples in this embodiment may refer to the examples described in the foregoing embodiments and the optional embodiments, and details are not described herein again.

It will be apparent to those skilled in the art that the various modules or steps of the present invention described above can be implemented by a general-purpose computing device that can be centralized on a single computing device or distributed across a network of multiple computing devices. Alternatively, they may be implemented by program code executable by the computing device such that they may be stored in the storage device by the computing device and, in some cases, may be different from the order herein. The steps shown or described are performed, or they are separately fabricated into individual integrated circuit modules, or a plurality of modules or steps thereof are fabricated as a single integrated circuit module. Thus, the invention is not limited to any specific combination of hardware and software.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.

Industrial applicability

Through the embodiment of the present invention, the traffic light information is displayed in the process of displaying the traffic light information in real time. Through the mobile terminal real-time display to the vehicle driver, the driver can know the status of the traffic light in front in the vehicle through the mobile terminal in real time, so as to make timely judgments, avoiding the traffic accident caused by the front vehicle blocking; improving the driving process of the driver The safety in the middle ensures the safety and smoothness of the traffic at the intersection.

Claims

A method for displaying traffic light information in real time, the method comprising:

The distance between the mobile terminal and the traffic light lighthouse is obtained, and when the preset distance threshold is reached, the traffic light information sent by the traffic light lighthouse is received and displayed in real time; the traffic light information includes: a red light signal and a countdown second corresponding to the red light signal, and / or the countdown seconds corresponding to the green light signal and the green light signal, and/or the countdown seconds corresponding to the yellow light signal and the yellow light signal.
The method of claim 1 wherein said method further comprises the steps of:

The traffic light lighthouse sends traffic light information in real time over the wireless network.
The method of claim 1, wherein the mobile terminal, before acquiring the distance from the traffic light, comprises:

Obtaining a real-time distance between the mobile terminal and the traffic lighthouse from the GPS navigation information; obtaining a navigation direction from the GPS navigation information, and determining a traffic light beacon to receive the traffic light information according to the acquired navigation direction.
The method of claim 3, wherein the mobile terminal further comprises: before receiving the traffic light information sent by the traffic light beacon;

Establish a wireless connection with the traffic lighthouse.
The method of claim 1 wherein the method further comprises:

Convert traffic light information into voice messages and broadcast them.
The method of claim 3 wherein the distance the mobile terminal acquires from the traffic light beacon comprises:

Obtaining a real-time distance between the mobile terminal and the traffic lighthouse from the GPS navigation information.
A mobile terminal, the mobile terminal comprising a receiving module and a display module;

The receiving module is configured to acquire a distance between the lighthouse and the lighthouse lighthouse, and receive the traffic light information sent by the traffic light lighthouse in real time when the preset distance threshold is reached; the traffic light The information includes: a countdown second corresponding to the red light signal and the red light signal, and/or a countdown second corresponding to the green light signal and the green light signal, and/or a countdown second corresponding to the yellow light signal and the yellow light signal;

The display module is configured to display the traffic light information in real time.
The mobile terminal of claim 7, wherein the mobile terminal further comprises a voice module configured to convert the traffic light information into a voice signal and broadcast the message.
The mobile terminal of claim 7, wherein the receiving module is configured to acquire a real-time distance between the mobile terminal and the traffic lighthouse from the GPS navigation information; obtain a navigation direction from the GPS navigation information, according to the acquired navigation direction , identify the traffic light beacon to receive traffic light information.
The mobile terminal of claim 7, wherein the display module displays the traffic light information by means of a UI interface.
A traffic light lighthouse includes a traffic light information generating module configured to generate traffic light information. The lighthouse further includes a wireless transmitting module configured to transmit the traffic light information generated by the traffic light information generating module in real time.
The traffic light beacon of claim 10, wherein the wireless transmitting module comprises a signal conversion sub-module and a signal transmitting sub-module;

The signal conversion sub-module is configured to convert the traffic light information into a wireless signal that can be transmitted by the signal transmission sub-module, and send the signal to the signal transmission sub-module;

The signal transmission sub-module is set to send the received signal.
The traffic light beacon of claim 10 wherein said wireless transmitting module is a WIFI module.
A system for displaying traffic light information in real time, the system including claims The mobile terminal of any of claims 7-10, and the traffic light lighthouse of any of claims 11-13.