TW201442903A - Event data recorder (EDR) having lane departure warning system (LDWS) and forward collision warning system (FCWS) functions - Google Patents

Abstract

An event data recorder (EDR) having lane departure warning system (LDWS) and forward collision warning system (FCWS) integrally combines the functions of LDWS, FCWS, and the EDR. The lane departure warning system and front car detection and distance measurement warning utilize image sensing elements, such as CCD/CMOS, that output high resolution images to a processor for processing and recognition, and the range and distance of detection are expanded through cutting and scaling, and the car body signal is combined to determine whether the driving behavior is dangerous. If yes, a warning is issued. Accordingly, the invention does not only achieve prevention efficacy to improve driving safety but also clarify responsibility of the accident to further enhance the use efficacy of the EDR.

Description

Driving with lane departure (LDWS) and front distance (FCWS) warning function Recorder (EDR)

The invention relates to a driving recorder, in particular to an driving recorder (EDR) having a lane departure (LDWS) and a front distance (FCWS) warning function. The driving recorder (EDR) is in the event of an accident, or When an accident or the like is not caused, an accident may occur, and the operation of the vehicle, the surrounding conditions, and the like may be recorded, so that the cause of the above-described situation may be appropriately clarified afterwards.

According to the vehicle operation data collection device, a vehicle-mounted drive recorder has been developed, and the vehicle-mounted drive recorder is automatically external to the vehicle (automobile) during driving, for example. Or internal images are recorded so that post-analysis can be performed on the objective conditions in the event of an accident or danger, and even the driving tendency of the driver. Further, for example, in order to prevent accidents by performing post-mortem analysis on daily driving, or to objectively prove and ascertain the cause of an accident in the event of an accident, the driving recorder as described above is mounted.

At present, the system of driving distance and lane departure monitoring uses image pattern recognition technology as a monitoring method. However, the image calculation requires high computational cost and computation time, and the feature points of the image graphics are complicated to be used. The monitoring system for image pattern recognition cannot obtain higher resolution and limits the technology to reversing radar or low speed It is mainly used in close collision avoidance systems with applications such as Low Speed Follower.

For example, the audio and video recording for vehicles described in the TW I282942 patent is known. The content of the device reveals that the lack of this method is that it can not make more accurate warnings for the driver's driving state, for example, the system will issue a warning when the driver switches lanes (because switching lanes will cause offset), thus causing the driver Troubled. Further, there is a problem that the conventional image capturing device and the image processing method are used, resulting in a slight shortage of the distance for detecting the preceding vehicle.

For example, the driving safety assist system described in the TW I294846 patent is known. The method reveals that the lack of this method is that the road image signal needs to be decoded and then encoded, thereby reducing image distortion.

For example, the driving test described in the patent application No. TW 097119659 According to the content of the security system, the lack of this method is that it is limited to detecting the distance between the left and right rear lights with standard width, and the camera is placed outside the car body, which is easy to cause the lens to be dirty. To system performance.

For example, in the driving distance measurement safety system described in the TW I332454 patent. It is revealed that the lack of this method lies in: in order to detect the distance of the vehicle ahead, by capturing the vertical and horizontal edge information in the image, the bilaterally symmetrical area, and the dark area appearing at the bottom of the vehicle to complete the vehicle detection before the vehicle is detected. Then, based on the position of the vehicle in the image, the relative distance between the vehicle and the vehicle is estimated. This method is limited to detecting the range within 50 meters in front.

For example, in the known patent application number TW 099118623 double vision front vehicle safety warning The device and its method patent case described in the driving distance measurement security system reveals that this method is lacking The utility model is characterized in that at least two camera devices are installed on the vehicle for detecting to determine whether there is a deviation from the lane or the vehicle distance is too close to provide a warning, and the structure is complicated and the cost is increased due to the complicated structure.

In order to solve the above-mentioned deficiencies of the prior art, the object of the present invention is to provide a A structurally improved driving recorder with lane departure and front distance warning function to overcome the shortcomings of the prior art.

The present invention has been made to solve the problems of the prior art as described above, and an object thereof is to provide a driving recorder having a lane departure and a front distance warning function, which has a large front vehicle detection distance and a compact structure. The space is reduced and the cost is reduced due to the compact structure.

In order to achieve the above object, according to the present invention, a driving recorder with a lane departure and a front distance warning function is provided for installation in a vehicle, comprising: a host, a control unit, an image capturing unit, and a The vehicle body signal capturing unit, a storage unit and a warning unit; wherein the host computer has a physical structure; the control unit is built in the host computer, and includes a video compression unit for compressing audio and video data, and a processing unit for processing image data. The image processing unit, a lane departure detecting unit for detecting whether the lane is deviated, a vehicle detecting unit for detecting whether there is a preceding vehicle, and a method for synthesizing and synchronizing the audiovisual data with the vehicle running data. The data fusion/synchronization unit and the warning decision unit for judging the warning; the image capturing unit is externally connected to the host for capturing the road image on the front side of the vehicle to generate an image signal and inputting the control unit; The signal acquisition unit is externally connected to the host computer for capturing the operation data of the vehicle to generate a vehicle body signal and inputting the control unit; storing The unit is connected to the data fusion/synchronization unit of the control unit in the host; the warning unit is connected to the control unit in the host. The image signal is compressed by the video compression unit, and then stored in the storage unit by the data fusion/synchronization unit; wherein the image signal is passed through the image processing unit to be divided into image signals for lane departure and front vehicle detection. And then enter the lane departure detection unit and the front vehicle detection unit respectively, so that the control unit detects the distance between the vehicle and the front workshop according to the image signal, and calculates the lane departure amount, and judges whether the vehicle is dangerous driving behavior according to the vehicle body signal. And generating a control signal, if yes, the warning unit outputs a warning signal according to the control signal to perform a warning function.

In addition, the image signal can also be displayed on an image output unit via the control unit.

The invention further includes a sound capturing unit, a global positioning system and a three-axis gravity sensor; wherein the sound capturing unit is coupled to the control unit in the host for capturing sounds around the vehicle to generate an acoustic signal And inputting the sound signal into the control unit; the global positioning system forms another shape, and is connected to the global positioning system connecting port of the host body by the connecting wire for recording the coordinate position and the driving track, Generating a train signal and inputting the driving signal into the control unit in the host; the three-axis gravity sensor is built in the host to identify the X/Y/Z three-axis displacement change data to generate a sensing signal, and The sensing signal is input to the control unit in the host.

Moreover, the control unit further includes a parameter setting unit capable of operating in a button manner by using at least one button disposed on the outer edge of the host and electrically connected to the control unit, to the above-mentioned video compression unit, image processing unit, and front The parameters of the car detection unit are set.

10‧‧‧Host

20‧‧‧Control unit

21‧‧‧Video compression unit

22‧‧‧Image Processing Unit

23‧‧‧ Lane Deviation Detection Unit

24‧‧‧Car detection unit

25‧‧‧Data Fusion/Synchronization Unit

26‧‧‧Warning decision unit

27‧‧‧OSD display unit

28‧‧‧Parameter setting unit

281‧‧‧ button

30‧‧‧Image capture unit

40‧‧‧Car body signal acquisition unit

50‧‧‧ storage unit

60‧‧‧Warning unit

70‧‧‧Image output unit

80‧‧‧Sound capture unit

90‧‧‧Global Positioning System

100‧‧‧Three-axis gravity sensor

101‧‧‧Image capture unit connection埠

102‧‧‧Car body signal acquisition unit connection埠

103‧‧‧Opening

104‧‧‧Sound capture unit connection埠

105‧‧‧Global Positioning System Connection埠

200‧‧‧ memory unit

Fig. 1 is a view showing a state of use of a driving recorder having a lane departure and a front distance warning function of the present invention installed on a vehicle.

Figure 2 is a block diagram showing the structure of the driving recorder with the lane departure and the front distance warning function of the present invention.

Figure 3 is a block diagram showing another embodiment of a driving recorder having a lane departure and a front distance warning function of the present invention.

In order to make the present invention more clear and detailed, the preferred embodiment and the following drawings are used to describe the structure and technical features of the present invention as follows: Please refer to FIG. 1 and FIG. 2 for the present invention. A schematic diagram of the state of use and a block diagram of the structure of an embodiment. The invention provides an driving recorder (EDR) with lane departure (LDWS) and front distance (FCWS) warning function, which combines lane departure (LDWS), front distance (FCWS) warning and driving recorder (EDR). The function use, as shown in Fig. 1, indicates that the distance of the vehicle relative to the arrow A is changed as the deviation of the detected lane, the arrow B indicates the range of the detected front distance, and the arrow C indicates the recording range of the driving recorder. . The driving recorder (EDR) with lane departure (LDWS) and front distance (FCWS) warning function of the present invention is installed in a vehicle, such as on a front windshield or above a dashboard console. The utility model is not affected by the weather and is not easily stained. The utility model comprises: a host 10, a control unit 20, an image capturing unit 30, a vehicle body signal capturing unit 40, a storage unit 50 and a warning unit 60.

The host 10 has a physical structure.

The control unit 20 is built in the host 10 and includes a video compression unit 21, an image processing unit 22, a lane departure detecting unit 23, a front vehicle detecting unit 24, and a The data fusion/synchronization unit 25 and an alert decision unit 26.

The video compression unit 21 is configured to compress the image and sound input by the image capturing unit 30 into the control unit 20, and input the compressed data into the data fusion/synchronization unit 25 for processing, and then input to the storage unit 50; The processing unit 22 is configured to perform image processing on the image input by the image capturing unit 30 to the control unit 20, and output the processed data to the lane departure detecting unit 23 and the front vehicle detecting unit 24, by using the lane departure detecting unit. 23, to detect whether the lane is deviated, and the front vehicle detecting unit 24 detects whether there is a preceding vehicle, and then outputs the detection result of the lane departure detecting unit 23 and the preceding vehicle detecting unit 24 to the warning decision unit 26, The warning decision unit 26 determines whether to issue a warning; the data fusion/synchronization unit 25 is configured to combine and synchronize data of different sources (video data and peripheral device data); the warning decision unit 26 is based on the received data. Decided to issue a predetermined warning (for example, the front car is too close to make three sounds, the GPS is not positioned to flash yellow light, etc.). The control unit 20 can simultaneously handle the functions of lane departure, front vehicle detection, and video compression and storage in a multiplexed environment. The peripheral device data may be the running data of the vehicle, the driving data of the global positioning system (GPS) or the sensing data of the three-axis gravity sensor (G-sensor).

The image capturing unit 30 can be optionally built in the host 10 or externally connected to the host 10 for capturing the road image on the front side of the vehicle to generate an image signal, and inputting the image signal into the control unit 20 in the machine 10; In the embodiment, the image capturing unit 30 is connected to the host 10 via a wire, and outputs a high-resolution image to the image processing unit 22 of the control unit 20 by using an image sensing element (CCD/CMOS), and Cutting and zooming allows the range and distance of detection to be expanded, so that the front distance is L (as shown in Figure 1), and the range of L is 0 to 100 meters, by increasing the detection distance and limiting image processing. The range is such that the speed of the operation can be reduced, so that the control unit 20 can detect the vehicle in front of the front and the left and right lanes within 100 meters according to the image signal; The capturing unit 30 also forms another shaped body, such as a photographic lens, and is connected to the host 10 by an image capturing unit port 101 disposed on the body of the host 10 via a wire. In addition, the image signal can be displayed on the image output unit 70 via the control unit 20, and the image output unit 70 can be a display and disposed on the outer surface of the host 10 or connected to the external audio output signal of the host 10. line. Moreover, the image capturing unit 30 captures the high-resolution image (greater than 640×480) and transmits the image signal to the control unit 20 through the distortion-free method.

The vehicle body signal capturing unit 40 is externally connected to the host 10 for capturing the vehicle. Transfer data to generate a body signal (such as vehicle speed, left and right direction lights, brake lights, etc., which can assist the judgment signal), and input the vehicle body signal into the data fusion/synchronization unit 25 of the control unit 20 in the host computer 10 and The warning decision unit 26 enables the data fusion/synchronization unit 25 to integrate the data from the video compression unit 21 and the vehicle body signal acquisition unit 40, such as integrating into a text file, or combining text files and video files to compress data; The body signal capturing unit 30 further forms another body, and is connected to the host 10 by using a wire body signal capturing unit port 102 corresponding to the corresponding configuration on the body of the host computer 10. By combining the processing of image recognition and the vehicle body signal to determine whether it is a dangerous driving behavior, not only can the recognition rate be increased, the front vehicle detection range can be increased, but also the vehicle body signal can understand the driving state and reduce the occurrence of false alarms. Increase system stability and make more accurate warnings. For example, when the driver wants to switch lanes, if the vehicle body signal is not used (left/right direction lights), the system will issue a warning (because switching lanes will Causes the shift) causing trouble for the driver.

The storage unit 50 is used to store the control unit 20 from the host 10. The data fusion, synchronization and synchronization unit 25) processed data, images and sounds; the storage unit 50 such as a hard disk can be directly built in the host 10 and connected to the control unit 20, or by a CompactFlash Card (Compact Flash Card) Or a SD card (Secured Digital Card), but not limited to, in order to cooperate with the storage unit 50 (CF card or SD card), an opening 103 is provided on the surface of the host 10 for the CF card and The SD card is inserted and removed through the opening 103. The video signal is compressed by the video compression unit 21 of the control unit 20 and then stored in the storage unit 50.

The warning unit 60 can be optionally built in or externally connected to the host 10, and is electrically connected. In the control unit 20 in the host 10, the control unit 20 can generate a control signal according to the operation of the host 10, that is, the warning decision unit 26 generates a control signal, and the warning unit 60 outputs an alert signal to execute according to the control signal. A warning function, such as a warning function that emits visual and/or audible (such as light, sound, vibration). In the embodiment, the image signal generated by the image capturing unit 30 is first passed through the image processing unit 22 of the control unit 20 to be divided into image signals for lane departure and front vehicle detection, and then enters lane departure detection respectively. The measuring unit 23 and the preceding vehicle detecting unit 24 enable the control unit 20 to detect the distance between the vehicle and the front workshop according to the image signal, and calculate the lane departure amount, and determine whether the vehicle body signal of the vehicle body signal capturing unit 40 matches the vehicle body signal of the vehicle body signal capturing unit 40. For dangerous driving behavior, a control signal is generated, and if so, the warning unit 60 outputs a warning signal according to the control signal to perform a warning function.

Please refer to FIG. 3, which is a structural block diagram of another embodiment of the present invention. Figure. In order to further utilize the present invention, it is changed according to the foregoing embodiments, and the same portions are not repeatedly described. The main difference is that the present invention further includes a sound capturing unit 80, a global positioning system 90 (GPS), and A three-axis gravity sensor 100 (G-sensor).

The sound capturing unit 80 is connected to the main body 10 by a wire. The unit connection port 104 is connected to the control unit 20 in the host 10 for capturing the sound around the car to generate a sound signal, and inputting the sound signal to the control unit 20; the sound capturing unit 80 can For the microphone.

The Global Positioning System 90 (GPS) forms another form and is plugged into the cable. The global positioning system port 105 is arranged on the physical body of the host computer 10 for recording the coordinate position and the driving track, and automatically updating the global time and date to generate a line of vehicle signals, and inputting the driving signal into the host 10 for control. The data fusion/synchronization unit 25 of the unit 20 enables the data fusion/synchronization unit 25 to integrate the data from the video compression unit 21 and the vehicle body signal extraction unit 40 with the driving signal, for example, into a text file, or Combine text files and video compression data.

A three-axis gravity sensor 100 (G-sensor) is built in the host 10 and connected to The control unit 20 is configured to identify the X/Y/Z triaxial displacement change data to generate a sensing signal, and input the sensing signal to the control unit 20. For example, when an accident or impact occurs, the X/Y/Z triaxial displacement change can be clearly recognized and the driving state such as acceleration, deceleration, and turning at that time can be known.

Moreover, the control unit 20 further includes an OSD display unit 27 and a parameter setting. Unit 28. The OSD (On Screen Display, OSD) display unit 27 can use the original camera image (that is, the image provided by the image capturing unit 30) as a background, and then add the time and machine state (that is, the operation data provided by the body signal, The driving information provided by the Global Positioning System 90 (GPS) is instructed to display the combined image, operation and driving data through the image output unit 70. The parameter setting unit 28 can be operated in a button manner by using at least one button 281 disposed on the outer edge of the host 10 and electrically connected to the control unit 20 to the video compression unit 21, the image processing unit 22, and the front vehicle detecting unit 24. The required parameters are set and all settings can be written in a memory unit 200 for added convenience.

The video compression unit 21, the lane departure detecting unit 23, and the front vehicle detecting unit 24 of the control unit 20 of the present invention respectively require different images, and the image processing unit 22 is After the original image is captured to the required range, the lane departure detecting unit 23 and the preceding vehicle detecting unit 24 are respectively subjected to subsequent processing.

Wide-angle images with lane departures (LDWS) usually need to define the upper boundary, front The narrow-angle image of the FCWS warning function should be limited to the lane, while the wide angle of the driving recorder (EDR) (the original image of the high-resolution image) can not be detected by the conventional resolution image (50 gong). For vehicles with a ruler or more, the present invention uses a high-resolution image to increase the detection distance, limit the image processing range, and reduce the operation speed.

Please refer to FIG. 3, the present invention further illustrates the execution of video recording and lane detection. The process of the measurement, the front vehicle detection, the image output, and the warning is as follows: when the video recording process is performed, the image signal of the image capturing unit 30 and the sound signal of the sound capturing unit 80 are input into the video compression unit 21 for compression, and then The compressed data is integrated with the body signal of the vehicle body signal capturing unit 40, the driving signal of the global positioning system 90 (GPS), and the sensing signal of the three-axis gravity sensor 100 (G-sensor), and then input into the storage unit. 50 storage.

After performing the lane detection process, the image signal of the image capturing unit 30 is passed through the image processing unit 22, and the desired image range is extracted and input into the lane departure detecting unit 23, and then the detection result is transmitted to the front vehicle detection. The measuring unit 24 and the warning unit 60.

Executing the vehicle detection process, the image signal of the image capturing unit 30 is passed through the image processing unit 22, and then input to the front vehicle detecting unit 24, and combined with the lane detection result to detect whether there is a preceding vehicle, and then The calculation result is transmitted to the alert unit 60.

The image output process is performed by the image capturing signal of the image capturing unit 30, and is displayed on the display (the image output unit 70) or the audio output signal line (the image output unit 70) according to the system state and the above detection results.

The warning process is executed according to the lane departure detection unit 23 and the preceding vehicle detection list. The vehicle body signal of the vehicle body signal capturing unit 40 and the sensing signal of the three-axis gravity sensor 100 (G-sensor) determine whether a warning is issued at present to remind the driver of safety.

Generally, after a long time of driving, it is easy to cause fatigue driving and cause an accident. Failure to maintain a safe distance from the vehicle in front can also cause accidents in traffic accidents. Therefore, after combining the lane departure and the vehicle detection and ranging system, it can assist driving and drive safely. Such a combined structure is impossible in the prior art. Provided, and currently do not have the same or similar design structure.

The conventional image capture structure is limited by the resolution and perspective of the image. Wai, so the distance to detect the front car is not far (about 50 meters), even if the "double vision front car safety warning device and its method" technology proposed later, although it can increase the distance of the car before detection, but It also increases the cost by using at least two image capturing devices, and also increases the occupied space, which is not conducive to market competition.

The driving recorder with the lane departure and the front distance warning function of the invention, It is mainly used in combination with the lane departure (LDWS) function and the front travel distance (FCWS) warning function of the driving recorder (EDR) function. The lane departure (LDWS) warning system and the front distance (FCWS) warning system output high-resolution images through the image sensing element (CCD/CMOS) to the image processing unit 22 of the control unit 20 for processing identification, more importantly. The image is also expanded by the cropping and zooming to increase the range and distance of the detection. In addition, the vehicle body signal of the vehicle body signal capturing unit 40 is combined to determine whether it is a dangerous driving behavior, and if so, it is sent through the warning unit 60. Visual and/or audible warnings to increase reliability and stability. The driving recorder (EDR) captures the image of the front and the surrounding sounds and transmits them to the control unit 20 by capturing images and sounds. After compression, it is stored in the storage unit 50 (such as SD card, CF card) to provide the incident when the accident occurred. certificate.

In the present invention, lane departure (LDWS), front distance (FCWS) warning and When the functions of the three driving recorders (EDR) are combined, the individual functions can be multiplied, and the vehicle body signal, the number of front distances, the number of lane departures, and the current surroundings of the accident are recorded. In this way, in addition to achieving preventive effects and improving driving safety, the present invention is also useful for clarifying the responsibility of accidents (such as car factors or human factors), thereby improving the use of the driving recorder (EDR). By combining lane departure (LDWS), front distance (FCWS) warning and driving recorder (EDR) functions into one machine, it can solve the driver's inconvenience for separate installation and reduce the space occupied by the vehicle. Reducing manufacturing costs greatly benefits the consumers themselves, making them more competitive in the market.

It can be seen from the above-mentioned constituent elements and implementation description that the present invention and the conventional structure are In contrast, the present invention has at least the following advantages: 1. The image capturing unit provides a high-resolution image to the control unit, which not only improves the recognition rate but also increases the front vehicle detection range. 2. Through the body signal, you can understand the driving status, reduce the occurrence of false alarms, and increase system stability. 3. The invention has a large front vehicle detection distance, can detect the vehicle in front of the front and left and right lanes within 100 meters, and can issue a warning without maintaining a safe distance to avoid an accident. 4. The invention has no image subtraction unit, and does not need an image coding and decoding unit. Therefore, the image conversion distortion is reduced, and the image resolution and the overall recognition rate are improved. 5. The structure of the present invention is simplified, the occupied space is reduced, and the cost is reduced due to the simplification of the structure.

The above description is only a preferred embodiment of the present invention, and it is only for the purpose of the present invention. It will be appreciated by those skilled in the art that many changes, modifications, and even equivalents can be made in the spirit and scope of the invention as defined by the appended claims. It falls within the scope of protection of the present invention.

10‧‧‧Host

20‧‧‧Control unit

21‧‧‧Video compression unit

22‧‧‧Image Processing Unit

23‧‧‧ Lane Deviation Detection Unit

24‧‧‧Car detection unit

25‧‧‧Data Fusion/Synchronization Unit

26‧‧‧Warning decision unit

30‧‧‧Image capture unit

40‧‧‧Car body signal acquisition unit

50‧‧‧ storage unit

60‧‧‧Warning unit

70‧‧‧Image output unit

101‧‧‧Image capture unit connection埠

102‧‧‧Car body signal acquisition unit connection埠

103‧‧‧Opening

Claims (10)

A driving recorder with a lane departure and a front distance warning function, which is used for installation in a vehicle, comprising: a main body, which is a physical structure; a control unit, which is built in the main body, the control The unit comprises: a video compression unit for compressing audio and video data, an image processing unit for processing image data, a lane departure detecting unit for detecting whether the lane is deviated, and a means for detecting whether there is a preceding vehicle. a vehicle detection unit, a data fusion/synchronization unit for synthesizing and synchronizing audio and video data with vehicle operation data, and a warning decision unit for judging the issuance of an alert; an image capture unit, which forms another The image capturing unit is connected to the body of the main body by means of a guiding cable for capturing a road image on the front side of the vehicle to generate an image signal, and inputting the image signal into the control a unit body signal capturing unit, which is formed into another body, and is connected to the body signal receiving unit of the main body by a wire. Taking the operation data of the vehicle to generate a vehicle body signal, and inputting the vehicle body signal into the control unit; a storage unit connected to the data fusion/synchronization unit of the control unit for storing The information processed by the control unit; and a warning unit connected to the warning decision unit of the control unit; wherein the image signal of the image capturing unit is compressed by the video compression unit of the control unit, and then the data is The merging/synchronizing unit is stored in the storage unit; wherein the image signal of the image capturing unit is processed by the image processing unit of the control unit, and the range and distance of the detection can be expanded by using cutting and zooming, so that Detection The maximum distance between the vehicle and the front workshop is 100 meters. The image signal of the image capturing unit passes through the image processing unit to distinguish the image signals for lane departure and front vehicle detection, and then enters the lane departure respectively. The detecting unit and the preceding vehicle detecting unit further input the warning decision unit, so that the control unit can detect the distance between the vehicle and the front workshop and calculate the lane departure amount, and cooperate with the vehicle body signal to determine whether it is dangerous driving. The behavior, if it is, transmits a signal to an alert unit to cause the alert unit to issue a warning signal to warn the driver. The driving recorder of the lane departure and the front distance warning function according to claim 1, wherein the control unit further comprises a parameter setting unit, wherein the parameter setting unit is disposed on the outer edge of the host and electrically connected to the control At least one button of the unit, and parameter setting of the video compression unit, the image processing unit and the front vehicle detection unit by means of an operation button. The driving recorder of the lane departure and the front distance warning function according to claim 1, wherein the control unit further comprises an OSD display unit, wherein the OSD display unit can combine the image of the image capturing unit with the body signal The operation data is further displayed on an image output unit, and the image output unit is disposed on an outer surface of the host and connected to the control unit, and the image output unit can be a display. The driving recorder of the lane departure and the front distance warning function according to claim 1, further comprising a sound capturing unit, wherein the sound capturing unit is connected to the sound collecting unit provided on the host by using a wire Connecting the cymbal and connecting to the control unit for capturing sounds around the vehicle to generate an audible signal, and inputting the sound signal to the control unit and compressing and storing the same to the storage unit via the video compression unit, The sound extraction unit can be a microphone. A driving recorder having a lane departure and a front distance warning function according to claim 1, further comprising a global positioning system, the global positioning system forming another shape and being plugged into the host by a wiring A global positioning system connection port is arranged on the body for recording the coordinate position and the driving track to generate a line of vehicle signals, and inputting the driving signal into the control unit. The driving recorder with the lane departure and the front distance warning function according to claim 1, further comprising a three-axis gravity sensor built in the host and connected to the control The unit is configured to identify the X/Y/Z triaxial displacement change data to generate a sensing signal, and input the sensing signal into the control unit. The driving recorder with the lane departure and the front distance warning function described in claim 1, wherein the image capturing unit has a resolution greater than 640×480, and the image signal is output to the control unit in a distortion-free manner. To improve the image recognition rate and increase the range of front vehicle detection. The driving recorder with the lane departure and the front distance warning function described in claim 1, wherein the image capturing unit comprises an image sensing component, the image sensing component is a charge coupled device (CCD) or a complementary metal Oxide semiconductor (CMOS) composition. A driving recorder having a lane departure and a front distance warning function according to claim 1, wherein the storage unit is an SD card, a CF card or a hard disk. The driving recorder with the lane departure and the front distance warning function described in claim 1, wherein the warning signal of the warning unit may be visual, audible, or combined with visual and audible warning signals.