CN111462510A - A cloud intelligent voice prompt system based on mobile phone map navigation - Google Patents

Abstract

The invention relates to the technical field of intelligent transportation, in particular to a cloud intelligent voice prompting system based on mobile phone map navigation, comprising a mobile phone map APP, a wireless communication module, an intersection signal timing collection device, a cloud information storage server, a central processing device, a road testing equipment, intersection signal lights, WIFI detection equipment, and NFC sensing equipment; the patent of the present invention classifies and encodes the timing of intersection signal lights collected by the intersection signal timing collection device through the cloud information storage server, and the road test equipment monitors traffic. When the vehicle is approaching, the WIFI detection device and the NFC sensing device interact with the user's mobile map APP, and the signal lights provide information feedback to the cloud. The user's map APP reads the cloud timing information, and the background is based on the feedback. Timing information Processing, output the color of the signal light and the remaining time, and the driver chooses whether to broadcast the remaining countdown time of the signal light through the voice prompt unit of the mobile phone.

Description

A cloud intelligent voice prompt system based on mobile phone map navigation

technical field

The invention relates to the technical field of intelligent transportation, in particular to a cloud intelligent voice prompt system based on mobile phone map navigation.

Background technique

For the current mobile phone map navigation, there is a common problem in daily use: when the car is waiting for the red light in front of the signal light, if the car needs to turn left or right at the signal light intersection, the voice navigation in the mobile phone map will It has always been prompted to turn left or right at this intersection, but ignored the signal lights at the intersection, especially when the driver did not pay attention to the signal lights and blindly listened to the navigation instructions. At this time, if the driver notices that the car is stopped at the red light and waiting for the red light, the navigation does not mislead the driver. If the driver does not pay attention to the color of the signal light at this time, and turns left and right according to the voice prompt, then the probability of the car accident will be greatly increased. Increase.

SUMMARY OF THE INVENTION

Aiming at the deficiencies of the prior art, the present invention discloses a cloud intelligent voice prompt system based on mobile phone map navigation, which helps the driver to safely pass the intersection in front of the signal light and reduces the probability of traffic accidents to a certain extent.

The present invention is achieved through the following technical solutions:

The invention provides a cloud intelligent voice prompt system based on mobile phone map navigation, including a WIFI signal detection device and an NFC signal sensing device, when the WIFI signal detection device and the NFC signal sensing device detect that the distance from the vehicle is less than a first distance, receive After the driver's mobile phone map APP information, the information is transmitted to the central processing equipment, and the central processing equipment arranges the information and transmits it to the cloud server through the wireless communication module. The color and remaining duration of the signal light are calculated by time comparison and are directly transmitted to the user's mobile phone map APP through the wireless communication module for processing, and the corresponding voice reminder is played through the voice prompt unit of the mobile phone.

Further, the mobile phone APP processes the received information through the mobile phone central processing unit in the background. If the color of the signal light is determined to be green, the mobile phone central processing unit transmits the information to the mobile phone map APP background, and the background is prompted by the phone's voice. The unit directly prompts the user to turn.

Furthermore, if the color of the signal light is judged to be yellow, the mobile phone central processing unit transmits the information to the background of the mobile map APP, and the background prompts the user to slow down through the mobile phone's voice prompt unit; It is sent to the mobile phone map APP background, the background shows the remaining time of the red light through the display unit of the mobile phone and reminds the driver whether to start the countdown of the red light through the mobile phone voice prompt unit.

Further, if the driver turns on the touch unit of the mobile phone, the voice prompt unit of the mobile phone counts down the seconds, and 3 seconds before the end of the countdown, the driver is automatically prompted to start the steering; if the driver does not choose to turn on, the mobile phone display unit displays on the screen. The countdown will automatically prompt the driver to start steering through the mobile phone voice prompt unit 3 seconds before the end of the countdown.

Further, the cloud server collects, organizes and encodes the timing of the intersection, and stores it in the cloud through the server. After receiving the signal light information, it decodes and processes the information, and the central processing device integrates the signal fed back by the driver's mobile phone map APP. Data transmission is carried out through the wireless communication module to realize the connection between the APP terminal and the cloud;

The WIFI signal sensing device and the NFC signal sensing device are used to sense the WIFI and NFC signals of the mobile phone, and after receiving the mobile phone signal, they are transmitted to the central processing device, and the module performs data processing, calling, and information transmission;

The wireless communication module is the medium for data transmission between the cloud and the central processing device and with the mobile phone, and the mobile phone APP processes and outputs the data in the background through the feedback data and the timing of the coded signal lights;

The road test equipment detects the number of vehicles on the road, and temporarily turns off the NFC and WIFI signal detection equipment when there are no vehicles on the road.

Furthermore, the traffic management center collects the timing information of the signal lights, the cloud server is jointly supervised by the traffic management center and the mobile map development company, and the timing of each intersection is analyzed and processed by the cloud server, and the traffic lights are assigned to each intersection. when encoding.

Further, the WIFI signal sensing device is installed above the right side of the green light of the signal light, the central processing device is installed below the right side of the green light of the signal light, and the NFC signal sensing device is installed between the central processing device and the WIFI signal sensing device. , the drive test device is installed at one intersection on the road intersection and one at this intersection, or one at every 800 meters.

Further, the drive test device includes an NFC drive test sensing unit and a WIFI drive test communication device, and the mobile phone NFC functional unit signal is sensed through the NFC drive test sensing unit. When the NFC drive test sensing unit senses the mobile phone NFC functional unit signal and When the distance between the vehicle and the WIFI signal detection device and the NFC signal sensing device is less than the second distance, it is judged that the vehicle has reached the vicinity of the intersection; if the cloud server receives the signal that the vehicle has reached the vicinity of the intersection, and the mobile map APP is turned on. , send the color and remaining duration information of the signal light to the mobile phone map APP, and the mobile phone APP will give corresponding voice prompts to the user through the voice prompt unit of the mobile phone in the background according to different signal light colors and remaining time lengths; if the cloud server receives When the vehicle has reached the signal near the intersection, and the mobile map APP is not open, it will further receive the traffic light signal. If it is a red light signal at this time, it will send the alarm information to the central processing unit, and the central processing unit will detect it through the WIFI signal. The device and the NFC signal sensing device wake up the voice prompt unit for the mobile phone to give an alarm prompt to the user; the second distance is smaller than the first distance.

Further, the mobile phone map APP includes the central processing unit of the mobile phone, the mobile phone display unit, the mobile phone voice prompt unit, the mobile phone WIFI function unit, the mobile phone NFC function unit, and the mobile phone function authorization unit, and the mobile phone authorization unit authorizes the map APP to open the mobile phone. The central processing unit receives the information transmitted from the cloud through the mobile phone map APP in the background and cooperates with the map APP to perform data processing and calculation in the background, output the calculation results through the mobile phone display unit, and broadcast through the voice prompt unit.

Further, the NFC signal sensing device adopts the point-to-point communication mode to realize the application of mobile phone settings. By making the smart phone integrated with the NFC function contact the corresponding NFC tag and read the tag data, the mobile phone can be used in the corresponding environment. under Quick Settings.

Further, when the mobile phone map APP contacts the mobile phone with different NFC tags, when the mobile phone contacts the tag set as the car scene, the mobile phone connects the Bluetooth to the car audio, or starts the mobile phone GPS navigation operation.

The beneficial effects of the present invention are:

1. The present invention can realize the information transfer between the user and the signal light at the intersection, and to a certain extent solves the disadvantage that the driver and the signal light are independent of each other.

2. The present invention establishes a cloud server, which can be used by multiple map navigation APPs to call data, so that resources can be fully utilized.

3. The present invention has no special requirements for the vehicle, only the driver's smartphone is needed, and the cost is very low for the driver.

4. The present invention provides traffic light information for users, reminds drivers who do not pay attention to traffic lights at intersections to obey traffic rules, and reduces the probability of traffic accidents caused by running red lights to a certain extent.

5. The present invention realizes more humanized road traffic and can be a common choice for all drivers.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative efforts.

Fig. 1 is the interaction mode diagram between the vehicle of the present invention and each device;

Fig. 2 is a schematic diagram of the principle of a cloud intelligent voice prompt system based on mobile phone map navigation;

FIG. 3 is a schematic diagram of a mobile phone APP according to an embodiment of the present invention.

Detailed ways

In order to make the purposes, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments These are some embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Example 1

This embodiment discloses the interaction between the vehicle and each device as shown in Figure 1. The road test device detects the number of vehicles on the road, closes 1, 2, and 3 when there is no traffic passing through the road section at a certain period of time at night, and detects within 600 meters. Automatically turn on 1, 2, and 3 when passing by, reducing power consumption to a certain extent.

When the WIFI signal detection device 1 and the NFC signal sensing device 2 reach the first distance of the acceptable range (within 800 meters), the devices 1 and 2 receive the information of the driver's mobile map APP (the mobile map APP through the mobile phone function authorization unit) 8 Automatically turn on the mobile phone WIFI function unit 9 and the mobile phone NFC function unit 10, and transmit information through 9 and 10 and 1 and 2), after the 1 and 2 devices receive the information, they will transmit the information to the central processing device 3, and the central processing device 3 will receive the information The driver's mobile phone map APP information is sorted and transmitted to the cloud server 7 through the wireless communication module 6. The cloud server 7 retrieves and decodes the code of the signal light at the intersection, and calculates the color and remaining duration of the signal light according to the real-time time comparison through the wireless communication module. 6. The mobile map APP directly transmitted to the user.

As shown in Figure 2, the mobile phone APP processes the received information in the background through the mobile phone central processing unit 11. If the color of the signal light is determined to be green, the mobile phone central processing unit 11 transmits the information to the mobile phone map APP background, and the background passes The voice prompt unit 14 of the mobile phone directly prompts the user to turn; the color of the signal light is determined to be yellow, then the central processing unit 11 of the mobile phone transmits the information to the background of the mobile map APP, and the background prompts the user to decelerate and turn through the voice prompt unit 14 of the mobile phone; the signal light is determined to be red , then the mobile phone central processing unit 11 transmits the information to the mobile phone map APP background, the background displays the remaining time of the red light through the display unit 12 of the mobile phone and reminds the driver whether to start the countdown of the red light through the mobile phone voice prompt unit 14. When the touch control unit 13 is turned on, the mobile phone voice prompting unit 14 counts down the seconds, and 3 seconds before the end of the countdown, the driver is automatically prompted to prepare to start steering; if the driver does not choose to turn it on, the mobile phone display unit 12 displays on the screen that the countdown is 3 seconds before the end of the countdown. Seconds automatically prompts the driver to prepare to start steering through the mobile phone voice prompt unit 14 .

Example 2

In this embodiment, a cloud intelligent voice prompt system based on mobile phone map navigation is disclosed, including a WIFI signal detection device and an NFC signal sensing device, the WIFI signal detection device and the NFC signal sensing device receive the information of the driver's mobile phone map APP Then, the information is sent to the central processing device, and the central processing device arranges the information and transmits it to the cloud server through the wireless communication module. And the remaining time is directly transmitted to the user's mobile phone map APP through the wireless communication module for processing, and the corresponding voice reminder is played through the voice prompt unit of the mobile phone.

The mobile phone APP processes the received information in the background through the mobile phone central processing unit. If the color of the signal light is determined to be green, the mobile phone central processing unit transmits the information to the mobile phone map APP background, and the background directly prompts the user to turn through the voice prompt unit of the mobile phone.

If the color of the signal light is judged to be yellow, the mobile phone central processing unit will transmit the information to the mobile phone map APP background, and the background will prompt the user to slow down and turn through the mobile phone’s voice prompt unit; if the signal light is judged to be red, the mobile phone central processing unit will transmit the information to the mobile phone map. In the background of the APP, the background shows the remaining time of the red light through the display unit of the mobile phone and reminds the driver whether to start the countdown of the red light through the voice prompt unit of the mobile phone.

When the driver turns on the touch unit of the mobile phone, the voice prompt unit of the mobile phone counts down the seconds, and 3 seconds before the end of the countdown, the driver is automatically prompted to prepare to start the steering; if the driver does not choose to turn it on, the mobile phone display unit displays the countdown on the screen when the countdown ends. In the first 3 seconds, the driver is automatically prompted to start the steering through the mobile phone voice prompt unit.

The cloud server collects, organizes and encodes the timing of the intersection, and stores it in the cloud through the server. After receiving the signal light information, it decodes and processes the information, and the central processing device integrates the signal fed back by the driver's mobile phone map APP through the wireless communication module. Transfer to realize the connection between the APP terminal and the cloud;

The WIFI signal sensing device and the NFC signal sensing device are used to sense the WIFI and NFC signals of the mobile phone, and after receiving the mobile phone signal, they are transmitted to the central processing device, and the module performs data processing, calling, and information transmission;

The wireless communication module is the medium for data transmission between the cloud and the central processing device and with the mobile phone, and the mobile phone APP processes and outputs the data in the background through the feedback data and the timing of the coded signal lights;

The road test equipment detects the number of vehicles on the road, and temporarily turns off the NFC and WIFI signal detection equipment when there are no vehicles on the road.

The traffic management center collects the timing information of signal lights, and the cloud server is jointly supervised by the traffic management center and the mobile map development company. The timing of each intersection is analyzed and processed by the cloud server, and the signal timing of each intersection is coded.

The WIFI signal sensing device is installed above the right side of the green light of the signal light, the central processing device is installed below the right side of the green light of the signal light, the NFC signal sensing device is installed between the central processing device and the WIFI signal sensing device, and the drive test device Install one at each intersection on the road intersection and this intersection, or install one every 800 meters.

The drive test device includes an NFC drive test sensing unit and a WIFI drive test communication device. The NFC drive test sensing unit senses the mobile phone NFC function unit signal. When the NFC drive test sensing unit senses the mobile phone NFC function unit signal and the vehicle is far away from the WIFI signal When the distance between the detection device and the NFC signal sensing device is less than the second distance, it is determined that the vehicle has reached the vicinity of the intersection; usually the second distance is 1.5 times the distance from the zebra crossing to the traffic light plus 50-100 meters, and the second distance is smaller than the first distance. The distance can be set according to different highways, and the second distance is used to judge the distance of the vehicle reaching the intersection; if the cloud server receives the signal that the vehicle has reached the vicinity of the intersection, and the signal that the mobile map APP is open, it will The color of the signal light and the remaining duration information are sent to the mobile phone map APP, and the mobile phone APP will give the user corresponding voice prompts through the voice prompt unit of the mobile phone in the background according to the color of the different signal lights and the remaining time; When the signal near the intersection and the mobile map APP is not turned on, it will further receive the traffic light signal. If it is a red light signal at this time, it will send the alarm information to the central processing unit. The central processing unit detects the device and The NFC signal sensing device wakes up the voice prompting unit used in the mobile phone to give an alarm prompt to the user; in a further embodiment, the time when the vehicle arrives at the zebra crossing can also be judged in combination with the speed of the vehicle, and the cloud server receives the signal that the vehicle has reached the vicinity of the intersection, and When the mobile phone map APP is not turned on, it will further receive the traffic light signal. When the signal is yellow and green, compare the calculated time for the vehicle to reach the zebra crossing with the time from the yellow light or green light to red. There is a risk of running a red light without braking, and a warning message can also be issued.

As shown in Figure 3, the mobile phone map APP includes the central processing unit of the mobile phone, the mobile phone display unit, the mobile phone voice prompt unit, the mobile phone WIFI function unit, the mobile phone NFC function unit, and the mobile phone function authorization unit. The mobile phone authorization unit authorizes the map APP to open the mobile phone WFI and NFC functions, the central processing unit receives the information transmitted from the cloud through the mobile phone map APP background, and cooperates with the map APP to perform data processing and calculation in the background, output the calculation results through the mobile phone display unit, and broadcast through the voice prompt unit.

The NFC signal sensing device adopts the point-to-point communication mode to realize the application of mobile phone settings. By making the NFC-integrated smartphone contact the corresponding NFC tag and read the tag data, the mobile phone can be quickly set in the corresponding environment.

The mobile phone map APP makes the mobile phone contact with different NFC tags. When the mobile phone contacts the tag set as the car scene, the mobile phone connects the Bluetooth to the car audio, or starts the mobile phone GPS navigation operation.

This embodiment can realize the information transfer between the user and the signal light at the intersection, and solve the disadvantage that the driver and the signal light are independent to a certain extent. A cloud server has been established, which can be used by multiple map navigation APPs to call data and make full use of resources.

There are no special requirements for the vehicle, only the driver's smartphone is required, and the cost is very low for the driver. Provide traffic light information for users, remind drivers who do not pay attention to traffic lights at intersections to obey traffic rules, and reduce the probability of traffic accidents caused by running red lights to a certain extent. A more user-friendly road traffic is achieved, which can become a common choice for all drivers.

Example 3

This embodiment discloses that the NFC signal sensing device adopts the point-to-point communication mode to realize the application of mobile phone settings. By making the smart phone integrated with the NFC function contact the corresponding NFC tag and read the tag data, the mobile phone can be used in the corresponding environment. The main method of using NFC technology to achieve mobile phone settings is to make the smartphone integrated with NFC function contact the corresponding NFC tag, and read the tag data, so as to realize the quick setting of the mobile phone in the corresponding environment. For example, the Smarttags program launched by Sony can quickly set the mobile phone by contacting the mobile phone with different NFC tags.

For example, when the mobile phone touches a tag set as a car scene, the mobile phone performs operations such as connecting Bluetooth to the car audio, or starting the mobile phone GPS navigation. The use of NFC technology to achieve Bluetooth/WIFI pairing is to use NFC to exchange Bluetooth or WIFI pairing information, so that the pairing can be completed quickly.

The above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The recorded technical solutions are modified, or some technical features thereof are equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (11)

1. A cloud intelligent voice prompt system based on mobile phone map navigation, characterized in that it includes a WIFI signal detection device and an NFC signal sensing device. When the WIFI signal detection device and the NFC signal sensing device detect that the vehicle distance is less than the first When the distance is far, after receiving the information of the driver's mobile phone map APP, the information is transmitted to the central processing equipment, and the central processing equipment arranges the information and transmits it to the cloud server through the wireless communication module. Decoding, according to the real-time time comparison, the color and remaining duration of the signal light are calculated and directly transmitted to the user's mobile phone map APP through the wireless communication module for processing, and the corresponding voice reminder is played through the voice prompt unit of the mobile phone. 2. The cloud intelligent voice prompt system based on mobile phone map navigation according to claim 1, wherein the mobile phone map APP processes the information received by the mobile phone central processing unit in the background, if the signal light color is determined as a green light , the mobile phone central processing unit transmits the information to the mobile phone map APP background, and the background directly prompts the user to turn through the mobile phone's voice prompting unit. 3. The cloud intelligent voice prompt system based on mobile phone map navigation according to claim 2, is characterized in that, if the signal light color is judged to be a yellow light, then the mobile phone central processing unit transmits the information to the mobile phone map APP background, and the background passes the mobile phone's The voice prompt unit prompts the user to slow down and turn; if the signal light is determined to be red, the mobile phone central processing unit transmits the information to the mobile phone map APP background, and the background displays the remaining time of the red light through the mobile phone display unit and reminds the driver through the mobile phone voice prompt unit whether to start red. The lights count down. 4. The cloud intelligent voice prompting system based on mobile phone map navigation according to claim 3, is characterized in that, if the driver is turned on by the touch unit of the mobile phone, then the mobile phone voice prompting unit performs a countdown, and automatically prompts 3 seconds before the countdown ends. The driver is ready to start the steering; if the driver does not choose to turn it on, the mobile phone display unit will display the countdown on the screen. 3 seconds before the end of the countdown, the mobile phone voice prompt unit will automatically prompt the driver to prepare to start the steering. 5. The cloud intelligent voice prompt system based on mobile phone map navigation according to claim 1, wherein the cloud server collects, arranges and encodes the time duration of the intersection, and stores it in the cloud through the server, and receives To the signal light information to decode and process the information, the central processing equipment integrates the driver's mobile phone map APP feedback signal to transmit data through the wireless communication module to realize the connection between the APP terminal and the cloud; The WIFI signal sensing device and the NFC signal sensing device are used to sense the WIFI and NFC signals of the mobile phone, and after receiving the mobile phone signal, they are transmitted to the central processing device, and the module performs data processing, calling, and information transmission; The wireless communication module is the medium for data transmission between the cloud and the central processing device and with the mobile phone, and the mobile phone APP processes and outputs the data in the background through the feedback data and the timing of the coded signal lights; The road test device detects the number of vehicles on the road, and temporarily turns off the NFC sensing device and the WIFI signal detection device when there are no vehicles on the road. 6. The cloud intelligent voice prompt system based on mobile phone map navigation according to claim 1, is characterized in that, signal light timing information is collected by traffic management center, and cloud server is jointly supervised by traffic management center and mobile phone map development company , The timing of each intersection is analyzed and processed by the cloud server, and the timing of each intersection signal light is coded. 7 . The cloud intelligent voice prompt system based on mobile phone map navigation according to claim 5 , wherein the WIFI signal sensing device is installed above the right side of the green light of the signal light, and the central processing device is installed on the right side of the green light of the signal light. 8 . Below, the NFC signal sensing device is installed between the central processing device and the WIFI signal sensing device, and the drive test device is installed at an intersection at the road intersection and at this intersection, or every 800 meters. 8 . The cloud intelligent voice prompt system based on mobile phone map navigation according to claim 7 , wherein the drive test device comprises an NFC drive test sensing unit and a WIFI drive test communication device, and the NFC drive test sensing unit senses the Mobile phone NFC functional unit signal, when the NFC road test sensing unit senses the mobile phone NFC functional unit signal and the distance between the vehicle and the WIFI signal detection device and the NFC signal sensing device is less than the second distance, it is determined that the vehicle has reached the vicinity of the intersection; if the cloud When the server receives the signal that the vehicle has reached the vicinity of the intersection and the signal that the mobile map APP is on, it sends the color and remaining duration information of the signal light to the mobile map APP. If the cloud server receives the signal that the vehicle has reached the vicinity of the intersection, and the signal that the mobile map APP is not open, it will further receive the traffic light signal, at this time If it is a red light signal, the alarm information is sent to the central processing unit, and the central processing unit wakes up the voice prompt unit for the mobile phone through the WIFI signal detection device and the NFC signal sensing device to give an alarm prompt to the user; the second distance is less than the first distance. 9. The cloud intelligent voice prompt system based on mobile phone map navigation according to claim 1, wherein the mobile phone map APP comprises a central processing unit of a mobile phone, a mobile phone display unit, a mobile phone voice prompt unit, and a mobile phone WIFI function unit , the mobile phone NFC function unit, and the mobile phone function authorization unit, the mobile phone authorization unit authorizes the map APP to open the WFI and NFC functions of the mobile phone, and the central processing unit receives the information transmitted from the cloud through the mobile phone map APP background and cooperates with the map APP to perform data processing and calculation in the background , the calculation results are output through the mobile phone display unit, and broadcast through the voice prompting unit. 10. The cloud intelligent voice prompt system based on mobile phone map navigation according to claim 1, wherein the NFC signal sensing device adopts a point-to-point communication mode to realize the application set by the mobile phone, by making the smart phone integrated with the NFC function Touch the corresponding NFC tag, and read the tag data, so as to realize the quick setting of the mobile phone in the corresponding environment. 11. The cloud intelligent voice prompt system based on mobile phone map navigation according to claim 1, characterized in that, when the mobile phone map APP touches the mobile phone to the label set as the car scene by contacting the mobile phone with different NFC tags, the mobile phone Connect the Bluetooth to the car audio, or start the GPS navigation operation of the mobile phone.

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