CN108876959B - Automobile data recorder for early warning of monitoring of surrounding vehicles and control method - Google Patents
Automobile data recorder for early warning of monitoring of surrounding vehicles and control method Download PDFInfo
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- G07C5/00—Registering or indicating the working of vehicles
- G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
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Abstract
The invention discloses a vehicle event data recorder for early warning the monitoring of surrounding vehicles and a control method, wherein the vehicle event data recorder comprises a control unit, a WIFI unit, a display and key unit, a GPS unit, a vibration sensor unit, a storage unit, a distance measurement unit, a sound unit and a camera unit, wherein the WIFI unit, the display and key unit, the GPS unit, the vibration sensor unit, the storage unit, the distance measurement unit, the sound unit and the camera unit are all connected with the control unit; this record appearance passes through the WIFI unit, and the cooperation database detects the vehicle event data recorder that has the ability of reporting on every side, if found there is the vehicle event data recorder that has the ability of reporting on every side of the response around the vehicle, can remind the driver safe driving and show in display screen. The method can not only remind the driver of complying with the traffic regulations in the driving process of the vehicle, but also reduce the incidence rate of accidents on the road. The economic loss of the driver caused by violation in the driving process can be reduced.
Description
Technical Field
The invention relates to an automobile data recorder, in particular to an automobile data recorder for early warning monitoring of surrounding vehicles and a control method.
Background
Automobile data recorders have been widely popularized at present, and traffic law enforcement agencies are implementing vehicle driving violation reporting systems based on public vehicle data recorders. The ordinary automobile data recorder can record images and sounds of the automobile or other vehicles in the driving process, a user carries out wireless management on image and sound data recorded by the automobile data recorder on the basis of the WIFI hotspot function of the automobile data recorder at the mobile phone end, but the ordinary automobile data recorder does not have the function of early warning peripheral vehicles provided with the automobile data recorder with the WIFI function. The lack of the early warning function may cause weak safety driving alertness of the driver and even cause the driving illegal behaviors of the driver to increase the traffic accident probability of the driver and bring unnecessary economic loss.
Disclosure of Invention
The invention provides dynamic alarm information from electronic eyes of other surrounding vehicles for a running vehicle, and detects whether a WIFI signal of an automobile data recorder for recording violation behaviors exists in the surrounding vehicle through a WIFI module on the basis of a traditional automobile data recorder so as to remind a driver of safe driving.
The purpose of the invention is realized by the following technical scheme: a tachograph for early warning of surveillance from surrounding vehicles, comprising:
the control unit is used for carrying out program control on the whole automobile data recorder;
the WIFI unit is connected with the control unit and used for detecting WIFI signals of surrounding vehicles and feeding back the obtained WIFI list information to the control unit;
the display and key unit is connected with the control unit and is used for displaying basic parameters of the automobile data recorder and displaying information of electronic eyes with alarm functions existing around the automobile data recorder;
the GPS unit is connected with the control unit and is used for determining the position and the speed of the vehicle;
the vibration sensor is connected with the control unit and used for collecting vibration received by the vehicle and estimating road condition information;
the storage unit is connected with the control unit and is used for storing road digital information, image information and hotspot information acquired by the vibration sensor, the GPS unit, the WIFI unit and the distance measuring unit;
the distance measuring unit is connected with the control unit and used for detecting distance information between the distance measuring unit and a front vehicle;
the sound unit is connected with the control unit and used for reminding the driver in real time;
and the camera unit is connected with the control unit and used for acquiring and acquiring images.
Preferably, the WIFI unit selects an SEP8266WIFI transceiver module, can realize the functions of signal detection, strength measurement, field extraction of WIFI names and the like of WIFI, and is connected with the control unit through a serial port.
Preferably, the display and key unit selects an eight-bit nixie tube and a key controlled by an HD7279 chip, can realize the functions of scanning the nixie tube and monitoring the key, realizes the output of system information, and is connected with the control unit through an IO port.
Preferably, the GPS unit selects an NEO-6MGPS module, can realize real-time acquisition and tracking of GPS signals, automatically analyzes the signals to obtain longitude and latitude and speed information, and is connected with the control unit through a serial port.
Preferably, the vibration sensor unit is an SW-1801P module, can detect vibration of the vehicle, and is connected with the control unit through an AD port.
Preferably, the storage unit selects a CH376SUSB module, can read and write the flash disk through a serial port or an IO port, stores the response, and is connected with the control unit through a serial port.
Preferably, the distance measuring unit uses an HY-SRF05 ultrasonic distance measuring module, can detect obstacles at the front end of the vehicle, and is connected with the control unit through an AD port.
Preferably, the voice unit selects a Risym ISD1820 module, is used for generating voice prompts, and is connected with the control unit through an IO port.
Preferably, the control unit selects an STC15W4k64S2 chip to realize the overall main control function.
Another object of the present invention is to provide the control method of the driving recorder, which includes the following steps:
the method comprises the following steps: the control unit detects whether all hardware connections and working states are normal or not, and the detection sequence is as follows: the device comprises a display unit, a sound unit, a WIFI unit, a GPS unit, a vibration sensor unit, a storage unit and a distance measuring unit; except that the connection of the display unit has errors, the error information of other units is displayed through the display unit;
step two: the control unit is communicated with the ranging unit to acquire distance information;
step three: the control unit is communicated with the vibration sensor unit to obtain road condition information;
step four: the control unit is communicated with the GPS unit to obtain the position and speed information of the vehicle;
step five: comprehensively judging whether the driving record is necessary according to the distance, the road condition and the position speed information, and if so, entering a driving result recording mode; if the result is negative, continuing to execute the next step;
in the driving result recording mode, firstly, a prompt tone for entering the recording mode is generated, and then the control unit controls the camera unit to write the acquired image information into the storage unit;
step six: entering a detection mode for early warning of monitoring from surrounding vehicles;
in the early warning monitoring mode, the steps are as follows:
1. the control unit is communicated with the WIFI unit to obtain name list information of WIFI hotspots existing nearby, and corresponding hotspot information is stored in the storage unit;
2. the control unit compares the obtained information with preset common monitoring hotspots to judge whether surrounding hotspots are hotspots from monitoring instruments of surrounding vehicles;
3. if the monitoring hot spot exists, reminding the driver through voice and display;
step seven: and returning to the step two after the cycle is executed.
The benefits of the invention are: this record appearance passes through the WIFI unit, and the cooperation database detects the vehicle event data recorder that has the ability of reporting on every side, if found there is the vehicle event data recorder that has the ability of reporting on every side of the response around the vehicle, can remind the driver safe driving and show in display screen. The method can not only remind the driver of complying with the traffic regulations in the driving process of the vehicle, but also reduce the incidence rate of accidents on the road. The economic loss of the driver caused by violation in the driving process can be reduced.
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FIG. 1 is a logic block diagram of the present invention;
FIG. 2 is a block diagram of the process flow of the present invention.
Detailed Description
The invention is further described below with reference to the figures and examples. While the invention will be described in conjunction with the preferred embodiments, it will be understood that they are not intended to limit the invention to the embodiments. On the contrary, the invention is intended to cover alternatives, modifications and equivalents, which may be included within the scope of the invention as defined by the appended claims.
As shown in fig. 1, the driving recorder for early warning of monitoring of vehicles around includes a control unit, a WIFI unit, a display and key unit, a GPS unit, a vibration sensor unit, a storage unit, a distance measuring unit, a sound unit, and a camera unit; WIFI unit, demonstration and button unit, GPS unit, vibrations sensor unit, memory cell, range finding unit, sound unit and camera unit all are connected with the control unit electricity, and the camera unit still is connected with the memory cell electricity, and the arrow in the picture represents control signal and data signal's transmission direction. The system comprises a distance measurement unit, a vibration sensor unit, a GPS unit, a WIFI unit and a camera unit, wherein the distance measurement unit, the vibration sensor unit, the GPS unit, the WIFI unit and the camera unit are input units and provide input signals for the whole system; the data volume that ranging unit, vibrations sensor unit, WIFI unit and GPS unit provided is less can be directly obtained by the control unit, so directly accept by the control unit, and a large amount of video information can be gathered to the camera unit, so direct storage is in the memory cell. The system outputs the information required by the driver through the sound unit and the display unit. Preferably, the WIFI unit selects an SEP8266WIFI transceiver module, can realize the functions of signal detection, strength measurement, field extraction of WIFI names and the like of WIFI, and is connected with the control unit through a serial port. Preferably, the display and key unit selects an eight-bit nixie tube and a key controlled by an HD7279 chip, can realize the functions of scanning the nixie tube and monitoring the key, and realizes the output of system information, and is connected with the control unit through an IO port, but is not limited thereto. Preferably, the GPS unit selects an NEO-6MGPS module, which can realize real-time acquisition and tracking of GPS signals, and automatically analyzes the signals to obtain longitude and latitude and speed information, and is connected to the control unit through a serial port, but is not limited thereto. Preferably, the vibration sensor unit is an SW-1801P module, can detect vibration of the vehicle, and is connected to the control unit through an AD port, but is not limited thereto. Preferably, the storage unit selects a CH376SUSB module, and may read and write the flash disk through a serial port or an IO port, store the response, and connect to the control unit through a serial port, but is not limited thereto. Preferably, the distance measuring unit uses an HY-SRF05 ultrasonic distance measuring module, can detect obstacles at the front end of the vehicle, and is connected with the control unit through an AD port, but is not limited thereto. Preferably, the voice unit selects a Risym ISD1820 module for generating voice prompts, and is connected with the control unit through the IO port, but is not limited thereto. Preferably, the control unit selects an STC15W4k64S2 chip to realize the overall master control function, but is not limited thereto.
The control unit, the WIFI unit, the GPS unit, the vibration sensor unit and the sound unit are concentrated on the printed circuit board and connected through the printed circuit board. Because interaction is needed, the display and key unit, the camera unit and the distance measuring unit are arranged on the surface of the product, and the product is powered by a 12V power supply in an automobile. In order to facilitate ranging, GPS detection and photographing, the product is arranged at the front windshield on the side of the driver in the working process.
As shown in fig. 2, the innovation point of the invention is that the function of early warning for monitoring vehicles around is added on the basis of the traditional automobile data recorder, the automobile data recorder detects the automobile data recorder with reporting capability around through a WIFI unit in cooperation with a database, and if the automobile data recorder with reporting capability with response around the vehicle is found, a driver is reminded to drive safely and the automobile data recorder is displayed on a display screen. Specifically, when the system executes the functions of the traditional automobile data recorder, the system scans WIFI signals in the surrounding environment at any time through the WIFI unit, can find the WIFI signals of the automobile data recorder reporting illegal driving within 20 meters around, and reminds a driver to pay attention to obey traffic rules. The specific whole process is as follows:
the method comprises the following steps: the control unit detects whether all hardware connections and working states are normal or not, and the detection sequence is as follows: the device comprises a display unit, a sound unit, a WIFI unit, a GPS unit, a vibration sensor unit, a storage unit and a distance measuring unit; except that the connection of the display unit has errors, the error information of other units is displayed through the display unit;
step two: the control unit is communicated with the ranging unit to acquire distance information;
step three: the control unit is communicated with the vibration sensor unit to obtain road condition information;
step four: the control unit is communicated with the GPS unit to obtain the position and speed information of the vehicle;
step five: comprehensively judging whether the driving record is necessary according to the distance, the road condition and the position speed information, and if so, entering a driving result recording mode; if the result is negative, continuing to execute the next step;
in the driving result recording mode, firstly, a prompt tone for entering the recording mode is generated, and then the control unit controls the camera unit to write the acquired image information into the storage unit;
step six: entering a detection mode for early warning of monitoring from surrounding vehicles;
in the early warning monitoring mode, the steps are as follows:
1. the control unit is communicated with the WIFI unit to obtain name list information of WIFI hotspots existing nearby, and corresponding hotspot information is stored in the storage unit;
2. the control unit compares the obtained information with preset common monitoring hotspots to judge whether surrounding hotspots are hotspots from monitoring instruments of surrounding vehicles;
3. if the monitoring hot spot exists, reminding the driver through voice and display;
step seven: and returning to the step two after the cycle is executed.
And when judging whether the detected hot spot is the hot spot generated by the automobile data recorder with the monitoring function, comparing the fields. The hotspot names generated by the automobile data recorders on the market can be regularly circulated, such as "Yun Zhi Hui M7W-XXXX", "AUTOBOTeye-XXXXXX", "AUTOBOT-XXXXXX", wherein XXXX is the corresponding individual number. The foregoing fields such as "cloud intelligence vocabulary M7W", "AUTOBOT" and the like are public fields, that is, the WIFI with the above fields can be identified as the hot spot generated by the automobile data recorder with the monitoring function, as shown in table 1 below, as long as the hot spot name of the automobile data recorder which is the mainstream in the market is stored in the database of the product, the hot spot at the edge can be effectively judged.
Table 1 shows the field characteristics of the WIFI dongle on the market:
| name (R) | WIFI field |
| Cloud intelligence M7W | M7W-XXXX |
| AUTOBOT eye | AUTOBOT eye-XXXX |
| Polar road passenger G1 | Polar road passenger G1-XXXX |
| Staring beat M6 | Staring beat M6-XXXX |
| 360J501 | 360J501-XXXX |
In order to improve the accuracy of the judgment, certain preset conditions need to be met during the judgment, such as the speed is more than 20km/h, the GPS displays that the vehicle is running on the road, and the like. If the detection result is positive, detection reminding needs to be carried out on the surrounding vehicle monitoring, if not, the vehicle is in a normal running state, and detection reminding does not need to be carried out on the surrounding detection hot spot roads.
Claims (9)
1. A control method for a drive recorder that warns of monitoring from a surrounding vehicle, characterized in that the drive recorder that warns of monitoring from a surrounding vehicle includes:
the control unit is used for carrying out program control on the whole automobile data recorder;
the WIFI unit is connected with the control unit and used for detecting WIFI signals of surrounding vehicles and feeding back the obtained WIFI list information to the control unit;
the display and key unit is connected with the control unit and is used for displaying basic parameters of the automobile data recorder and displaying information of electronic eyes with alarm functions existing around the automobile data recorder;
the GPS unit is connected with the control unit and is used for determining the position and the speed of the vehicle;
the vibration sensor is connected with the control unit and used for collecting vibration received by the vehicle and estimating road condition information;
the storage unit is connected with the control unit and is used for storing road digital information, image information and hotspot information acquired by the vibration sensor, the GPS unit, the WIFI unit and the distance measuring unit;
the distance measuring unit is connected with the control unit and used for detecting distance information between the distance measuring unit and a front vehicle;
the sound unit is connected with the control unit and used for reminding the driver in real time;
the camera unit is connected with the control unit and is used for acquiring and acquiring images;
the control method comprises the following steps:
the method comprises the following steps: the control unit detects whether all hardware connections and working states are normal or not, and the detection sequence is as follows: the device comprises a display unit, a sound unit, a WIFI unit, a GPS unit, a vibration sensor unit, a storage unit and a distance measuring unit; except that the connection of the display unit has errors, the error information of other units is displayed through the display unit;
step two: the control unit is communicated with the ranging unit to acquire distance information;
step three: the control unit is communicated with the vibration sensor unit to obtain road condition information;
step four: the control unit is communicated with the GPS unit to obtain the position and speed information of the vehicle;
step five: comprehensively judging whether the driving record is necessary according to the distance, the road condition and the position speed information, and if so, entering a driving result recording mode; if the result is negative, continuing to execute the next step;
in the driving result recording mode, firstly, a prompt tone for entering the recording mode is generated, and then the control unit controls the camera unit to write the acquired image information into the storage unit;
step six: entering a detection mode for early warning of monitoring from surrounding vehicles;
in the early warning monitoring mode, the steps are as follows:
1. the control unit is communicated with the WIFI unit to obtain name list information of WIFI hotspots existing nearby, and corresponding hotspot information is stored in the storage unit;
2. the control unit compares the obtained information with preset common monitoring hotspots to judge whether surrounding hotspots are hotspots from monitoring instruments of surrounding vehicles;
3. if the monitoring hot spot exists, reminding the driver through voice and display;
step seven: and returning to the step two after the cycle is executed.
2. The control method of claim 1, wherein the WIFI unit selects an SEP8266WIFI transceiver module.
3. The control method as claimed in claim 1, wherein the display and key unit selects an eight-bit nixie tube and a key controlled by an HD7279 chip.
4. The control method of claim 1, wherein the GPS unit selects a NEO-6MGPS module.
5. The control method according to claim 1, wherein the vibration sensor unit selects a SW-1801P module.
6. The control method as claimed in claim 1, wherein the storage unit selects a CH376SUSB module.
7. The control method of claim 1, wherein the ranging unit uses an HY-SRF05 ultrasonic ranging module.
8. The control method according to claim 1, wherein the sound unit selects a Risym ISD1820 module.
9. The control method of claim 1, wherein the control unit selects the STC15W4k64S2 chip.
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| CN203966346U (en) * | 2014-06-13 | 2014-11-26 | 深圳市绿地蓝海科技有限公司 | A kind of electronic equipment |
| CN104952122B (en) * | 2015-05-19 | 2017-11-24 | 佛山市锐诚云智能照明科技有限公司 | The drive recorder and system of evidence obtaining violating the regulations can be carried out automatically |
| CN105096594B (en) * | 2015-06-30 | 2018-01-23 | 北京奇虎科技有限公司 | Information correlation method, apparatus and system based on drive recorder |
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