KR20120090117A - Image recording apparatus for vehicle - Google Patents

Abstract

The present invention relates to a multi-channel vehicle image storage device for reclamation / exterior, including a camera unit for acquiring images of the front, rear, left, and right sides of the vehicle, a wireless connection unit for performing emergency calls, image transmission, and the like, and a storage medium. An image storage unit for recording an image, a sensor unit for detecting an external shock, and controlling the operation of the camera unit and performing movement and license plate recognition on the image obtained by the camera unit, and transferring the acquired image to the image storage unit. A video / audio processing unit which transmits an alarm signal to the wireless connection unit when a movement or external shock occurs, and an electronic toll collection system unit that pays a corresponding fee when a charging signal is received through the wireless connection unit, and an external power shock. It includes a power management unit to protect the components from the function and to output a constant voltage. The present invention can protect the electronic components and supply a stable electrostatic source, and perform the pan, tilt and zoom functions according to the driver's input during driving and parking of the vehicle, as well as obtaining the optimum image by moving the camera in the driver's gaze direction. . In addition, by detecting the movement of a certain area during the vehicle parking stop to determine the vehicle or person approaching the vehicle to prevent vehicle injury and theft. In addition, the electronic bill payment is convenient for the driver.

Description

Landfill / exterior multi-channel vehicle video storage device {IMAGE RECORDING APPARATUS FOR VEHICLE}

The present invention relates to a vehicle black box system, and more particularly, to a multi-channel vehicle image storage device for embedded / exterior.

As the number of cars increases, traffic accidents inevitably increase.

Most accidents occur accidentally, so there is no process left. Therefore, in order to identify the cause of the traffic accident, the cause of the accident is grasped based on the situation at the time of the accident and the testimony of the witnesses. However, because each of the field witnesses states the accident situation in a way that is favorable to them, it is difficult to pinpoint the cause of the accident because the statements on the accident situation are different.

If the cause of the traffic accident is incorrectly identified, the victim is the perpetrator and the true victim is irresponsible.

Recently, a vehicle video recording apparatus (DVR) installed in a vehicle for recording a cause of a traffic accident and recording an image inside and outside the vehicle has been developed and commercialized.

The currently developed and commercially available vehicle black box system includes a digital driving recorder which periodically records the speed, the driving time, and the driving distance of the vehicle; Or a drive recorder device for storing information such as steering wheel angle, brake strength, engine speed, etc .; Or a vehicle video storage device for compressing / storing the inside / outside video and audio data in a vehicle crash; Or a vehicle driving path tracking device for detecting and storing the vehicle moving path, speed, time, etc. through the GPS system; Or most of the telematics technology that performs vehicle theft, fire, traffic information, emergency emergency signal transmission.

An object of the present invention is to provide an embedded / external multi-channel vehicle video storage device, which is designed to protect parts of a vehicle video storage device and to supply power stably by embedding a single chip having an ESD (Electro Static Damage) protection function. There is this.

In addition, an object of the present invention is to selectively mount the main body in a buried type or an external type, and to further connect a plurality of cameras.

In addition, the present invention is equipped with a plurality of cameras in the front, rear, left and right of the vehicle to acquire and record the surrounding image during driving and parking, pan, tilt, zoom function according to the driver's input The purpose is to obtain an optimal image by performing the following steps.

In addition, an object of the present invention is to automatically control the camera according to the driver's gaze or voice command to obtain a desired image at any time.

In addition, an object of the present invention is to store the movement of the object as an image when the movement of the object is detected in any area around the vehicle during parking or stopping of the vehicle, and to generate a call and an alarm when the object is in contact with the vehicle.

In addition, the present invention, when it is determined that the emergency rescue situation based on the amount of impact applied to the vehicle during the vehicle accident and the operation recognition using the camera, the emergency rescue signal including the vehicle information to a predetermined telephone number or emergency rescue organizations such as police and fire departments The purpose is to send.

In addition, an object of the present invention is to provide a convenience for payment of tolls on a highway or toll road by mounting a function for collecting an electronic fare.

In order to achieve the above object, the present invention provides a camera unit, a sensor unit, a voice recognition unit, an image / audio processing unit, an image output unit, an image storage unit, a wireless connection unit, a power management unit, and an electronic fee. It includes a collection system unit.

The camera unit is a function block for acquiring images of the front, rear, left, and right sides of the vehicle, and includes M cameras for monitoring the front of the vehicle and N cameras for monitoring other directions.

The camera unit moves in accordance with the driver's line of sight, and preferably moves the camera in the line of sight.

The camera unit may be configured to perform a pan, tilt, and zoom function with respect to an arbitrary camera according to a user input.

The sensor unit is a function block for obtaining acceleration and position information, and includes a G sensor (gravity sensor) and a GPS receiver.

The voice recognition unit is a functional block that recognizes a user's voice command and delivers it to the image / audio processor.

The image output unit is a functional block for transmitting an image processed by the image / audio processor to a display device.

The electronic toll collection system is a functional block that automatically pays tolls at toll settlements such as highways and toll roads, and transfers the payment details to the video / audio processing unit.

The video / audio processing unit reads a user's key input, a remote control input or a voice command, and performs operations such as video recording, motion recognition, license plate recognition, alarm signal generation, camera control, video display, toll payment history display, and the like. It is a block.

The image / audio processor is a functional block that processes the image acquired by the camera unit, performs motion detection and license plate recognition, and generates a camera control signal and an alarm signal.

The image / audio processing unit may be configured to correct the shaking of the image when it checks the signal from the sensor unit and determines that the image is shaken by shock or vibration.

When the image / audio processor detects motion in any area of the image acquired by the camera while driving or stopping, it is preferable to configure the image / audio processor to process and store the high resolution image and output the current situation on the screen through the image output unit.

The image / audio processor may be configured to notify the controller to call a preset object when the image / audio processor detects a motion in a certain area of the image acquired by the camera during the stop.

The image / audio processor may be configured to recognize a license plate, a road sign, a signal, etc. of surrounding vehicles among images acquired by a camera while driving or stopping at a high resolution image, and transmit the processed image to an image storage unit. .

The image / audio processing unit determines the accident situation when the amount of shock detected by the sensor unit exceeds a preset threshold, and provides vehicle information and location to a predetermined target (vehicle owner, police station, fire department, relief group, etc.) through the wireless connection unit. It is desirable to configure information and video transmission.

The image storage unit is a functional block for recording an image processed by the image processing means to a storage medium, and employs a case or housing made of a thermosetting, heat resistant, and flameproof material to withstand heat, pressure, shock, and the like. It is preferable to comprise so that it may be stored.

The wireless connection unit is a function block for performing an emergency call, image transmission, etc. according to the reading result of the video / audio processing unit, and is configured to be connected to an arbitrary mobile terminal by installing a protocol and program separate from the mobile terminal manufacturer. desirable.

The power management unit is a functional block that protects the components from external power shocks and outputs a constant voltage, ESD protection to protect the electrical components from static electricity or sudden power shock; A power sensor for outputting a cutoff signal when a voltage outside the allowable voltage flows and outputting a boost or step-down signal according to a voltage change within the allowable voltage range; A rectifier for supplying a constant voltage by performing a step-up or step-down rectification operation according to the signal of the power sensor; A power breaker to cut off power supplied from a battery according to a cutoff signal of the power detector; Preferably, the battery discharge prevention device may detect a battery voltage at a vehicle start / stop and transmit a cutoff signal to the power breaker to prevent discharge of the battery.

The power management unit is preferably manufactured in a single chip using a semiconductor manufacturing process, which can use a high voltage to meet the automotive industry specifications (Automotive Specification).

The present invention of the above configuration preferably includes a main body on which the respective functional blocks are mounted, and a holder to which the main body is detachable and mounted at any position in the vehicle. Therefore, the present invention can be used as a buried type by mounting only the main body inside the vehicle, or can be used as an external type by coupling the main body to the holder.

The present invention improves the reliability of the product by ensuring a stable operation of the vehicle video storage device by embedding a single chip having an ESD (Electro Static Damage) protection function to protect the components of the vehicle video storage device and to supply power stably.

In addition, the present invention can be used in the buried or external form by the user selection to provide a convenience in selecting the mounting position.

In addition, the present invention is equipped with a plurality of cameras in the front, rear, left, and right of the vehicle to acquire and record the surrounding image during driving and parking, pan, tilt, zoom according to the driver's input (remote control input, key input, voice command) By performing the function, you can not only obtain the optimal image, but also automatically control the camera according to the driver's eyes so that you can obtain the desired image at any time. You can respond quickly to accidents.

In addition, the present invention is to determine the vehicle or person approaching the vehicle through the motion detection for any area during the stop, to obtain an image and to prevent damage and theft of the vehicle by emergency call and alarm when the vehicle is in contact The driver's reliability can be secured.

The present invention also provides an emergency rescue signal including vehicle information to a predetermined telephone number or emergency rescue organization such as a police station or a fire department when it is determined as an emergency rescue situation based on the amount of impact during a vehicle accident and motion detection using a camera. You can tell the situation quickly and respond.

In addition, the present invention can be convenient to the driver to pay the toll without having to install a separate terminal for the electronic charge collection by adding the electronic charge collection system.

1 is a block diagram of an image storage device for a buried / exterior combined multi-channel vehicle according to an embodiment of the present invention;
2 is a block diagram illustrating a power management unit in FIG. 1;
3 is a signal flow diagram according to a power management process in an embodiment of the present invention;
4 is a signal flowchart according to an image stabilization process according to an embodiment of the present invention;
5 is a signal flow diagram according to a security setting in an embodiment of the present invention.
6 is a structural diagram of an image storage format acquired by a plurality of cameras in an embodiment of the present invention.
7 and 8 are views illustrating a surveillance region using a plurality of cameras in the present invention.
9 is a signal flowchart according to an electronic bill payment in an embodiment of the present invention.
10 is a view showing an electronic bill payment result screen in an embodiment of the present invention.

Hereinafter, an embodiment of a buried / exterior combined multi-channel vehicle image storage device according to the present invention will be described in detail with reference to the accompanying drawings.

In the embodiments of the present invention, in order to clearly describe the technical spirit and essential characteristics of the present invention will be omitted a detailed description of the technology known to those skilled in the art.

According to an embodiment of the present invention, an embedded / external multi-channel vehicle image storage device includes a camera unit 110, an image / audio processor 130, and a sensor unit, as shown in the block diagram of FIG. 1. 120, an image output unit 140, an image storage unit 160, a control unit 170, a wireless connection unit 190, and a power management unit 200.

The camera unit 110 includes (M + N) cameras mounted in the front, rear, left, right, and inside of the vehicle. The M cameras are basically mounted, and the N cameras are for expansion.

The camera unit 110 acquires a desired image inside and outside the vehicle through the up, down, left, right, and zooming functions, respectively, according to the signal of the camera controller 180. It is configured to deliver to the voice processing unit 130.

The sensor unit 120 includes a G sensor (gravity sensor) for detecting acceleration and a GPS receiver for receiving location information. The sensor unit 120 is configured to transmit the acceleration and the position information of the vehicle to the image / audio processing unit 130.

The image / audio processor 130 is configured to receive an image of the front, rear, front, rear, front, rear, left and right of the vehicle from the camera unit 110 to perform image processing functions such as motion detection and license plate recognition.

The image / audio processing unit 130 receives the acceleration and position information from the sensor unit 120 through the receiving unit 130-1 and responds to the image received from the camera unit 110 according to the driver's input. Configure the camera to secure the desired image by executing the Zoom function.

The image output unit 140 is configured to display the information transmitted from the G sensor and the GPS receiver and the image obtained by the camera unit 110 on the screen of the display device 150 in RGB, CVBS, and HDMI.

The display device 150 may be configured as an image display device such as a head up display (HUD), a PMP, and a navigation device.

When the display device 150 is configured as a HUD, an image received from the camera unit 110 and information received from the sensor unit 120 may be displayed on the front windshield of the vehicle.

The image storage unit 160 transmits the image transmitted from the image / audio processor 130 to an SD memory, a USB memory, a flash memory, a hard disk drive (HDD), a solid state disk (SSD), an optical disk drive (ODD), and the like. To a storage medium.

The removable storage media such as SD, Micro SD, and USB are preferably housed in a case (or housing) made of a material having heat resistance and flame resistance. The removable storage medium is stored in a case to protect the removable storage medium from heat, pressure, and shock that may be generated or generated during a vehicle driving or a vehicle accident.

The controller 170 generates a camera control signal and an alarm signal through a signal transmitted from the image / audio processor 130 and controls the wireless connection unit 190 in case of emergency call or image transmission.

The wireless connection unit 190 drives an emergency rescue signal generator and a wireless transmitter according to a signal from the controller 170, or connects a PDA, a mobile phone, or a smartphone with the location information and the vehicle information acquired from the location-based system together with the image. Configure the vehicle owner to send it to the designated destination. The communication method of the wireless connection unit 190 uses at least one or more of the Wi-fi, CDMA, Bluetooth, emergency rescue frequency, non-profit common frequency or the output allowed frequency for broadcasting.

The power management unit 200 is configured to perform a function of protecting a component from an external power shock and outputting a constant voltage.

As shown in the block diagram of FIG. 2, the power management unit 200 includes an electrostatic damage (ESD) protector 210, a power detector 220, a rectifier 230, a power circuit breaker 240, Battery discharge preventer 250 is included.

The ESD protector 210 is configured to protect the electrical component from static electricity or sudden power shock by adding a capacitor or the like.

The power sensor 220 is configured to send a cutoff signal to the power circuit breaker 240 when a voltage outside the allowable voltage flows in, and transmit a boost or step-down signal to the rectifier 230 according to the voltage change within the allowable voltage range. .

The rectifier 230 is configured to perform the step-up or step-down rectification operation according to the signal of the power sensor 220 so that a constant voltage is supplied by minimizing the variation of the input voltage.

The power circuit breaker 240 is configured to cut off the power supplied from the battery of the vehicle according to the blocking signal transmitted from the power sensor 220.

The battery discharge preventer 250 detects the battery voltage when the vehicle is started / stopped and transmits a cutoff signal to the power circuit breaker 240 to prevent discharge of the battery.

When described in detail with reference to the drawings the operation and effect of the embodiment of the present invention configured as described above.

First, the power management process in the embodiment of the present invention will be described with reference to the signal flow diagram of FIG. 3.

The power management unit 200 prevents the discharge of the battery by controlling the power circuit breaker 240 by detecting the battery voltage when the battery discharge protector 250 starts or stops the vehicle.

When power is introduced from the battery after the operation is completed, it is supplied to the rectifier 230 through the ESD protector 210.

At this time, the ESD protector 210 performs an ESD protection function to prevent damage to the electrical components from the shock caused by static electricity or a sudden voltage change occurring inside and outside the vehicle. That is, the ESD protector 210 performs an ESD protection function to prevent damage to the electric component from power shock due to overvoltage generated when driving the electric component or driving the vehicle generator.

In addition, while the power is supplied from the battery, the power detector 220 determines whether the supplied power is a normal voltage or a current to control the operation of the rectifier 230 and the power breaker 240.

That is, the power sensor 220 transmits a power cutoff signal to the power circuit breaker 240 when the power supplied from the battery of the vehicle does not maintain the voltage required for the next engine start, thereby shutting off the power supplied to the engine. To maintain.

Then, the power sensor 220 detects that the power has been restored to its normal state, and transmits a power supply signal to the power circuit breaker 240 to supply power.

In addition, the power detector 220 sends a boost signal or a step-down signal to the rectifier 230 when the power supplied from the battery of the vehicle is an overvoltage or a low voltage.

Accordingly, the rectifier 230 performs a rectifying function of raising or lowering the voltage so that a predetermined voltage is supplied to the electric component according to the boost signal or the step-down signal of the power sensor 220.

That is, the rectifier 230 adjusts to maintain a constant voltage even when a voltage drop caused by the electric component occurs, thereby controlling the electric component by a surge current generated by a power component such as a battery or a super capacitor. Supply a level of electrostatic source.

The power management unit 200 of the operation by using a semiconductor manufacturing process that can use a high voltage ESD protector 210, power detector 220, rectifier 230, power circuit breaker (Automotive Specification) to meet 240 and the battery discharge protector 250 may be integrated into one chip.

Therefore, since power is normally supplied by the operation of the power management unit 200 as described above, an operation such as image acquisition, anti-theft prevention, emergency situation warning, and emergency call is performed.

First, mounting of the camera unit 110 will be described.

The camera unit 110 is basically installed in the main body for M cameras for front monitoring. Therefore, when the main body is mounted to the front of the vehicle in an external type, as shown in FIG. 7, the front view image is taken without blind spots by supplementing a viewing angle for each camera using M cameras.

In addition, when only M cameras are used as described above, since the direction other than the front of the vehicle cannot be monitored, the N cameras are connected to the main body so as to be mounted to monitor the direction other than the front of the vehicle, as shown in FIG. 8. Images can be taken without blind spots in any direction before, after, left, or right.

In addition, since it is impossible to use the M cameras basically installed in the main body when installed in a buried type, by mounting N cameras to monitor the directions of the front, rear, left, and right sides of the vehicle, as shown in FIG. You can shoot video without blind spots.

In the embodiment of the present invention, an image acquisition operation while driving a vehicle or while stopping is as follows.

In an embodiment of the present invention, the video / audio processor 130 reads an input signal when a voice command is input from a button input or a voice recognition unit 300 of a main body or a remote controller, and functions according to the read result (for example, an image). Shooting, recording, surveillance, etc.).

The camera unit 110 video / audio processing unit 130 by a plurality of cameras recording the respective up, down, left and right rotate and the vehicle through the zooming function in, an external image according to the signal from the camera controller 180 To pass on.

The camera unit 110 performs a PTZ (pan, tilt, zoom) function automatically or manually according to a user's input to obtain an optimal image.

In addition, the camera unit 110 according to the angle and direction of the driver's gaze, the camera mounted in the corresponding direction among the plurality of cameras (M + N in the case of being installed in an external type) moves along the driver's gaze to display an image desired by the driver. It is secured at any time. To this end, any camera among a plurality of cameras installed in the vehicle photographs the driver's face and transmits it to the image / audio processor 130, and the image / audio processor 130 detects the pupil movement of the driver and the driver. The controller transmits information about the gaze of the controller 170.

Accordingly, the controller 170 obtains an optimal image desired by the driver by moving the camera mounted in the driver's line of sight through the camera controller 180 in the driver's line of sight.

In this case, when the driver sets the video recording by the voice command, the image / voice processor 130 recognized by the voice recognition unit 300 transmits the image captured by the camera unit 110 to the image storage unit 160. In order to store the image, the voice command may be operated to store an image for a predetermined time from the time when the voice command is recognized.

In addition, the sensor unit 120 transmits the acceleration information of the vehicle detected by the G sensor (gravity sensor) and the position information of the vehicle received by the GPS receiver to the image / audio processor 130.

In this case, the image / audio processing unit 130 transfers the image acquired by the camera unit 110 to the image storage unit 160 along with the acceleration information and the position information transmitted from the sensor unit 120 to the SD memory, the USB memory, Recording is made to a storage medium such as a flash memory or an HDD.

Accordingly, the driver can grasp the driving situation while driving or after the driving ends.

In this case, the image / audio processor 130 performs a function of recognizing license plates, road signs, signals, etc. of surrounding vehicles in processing an image input from the camera unit 110 during driving and parking. The function of recognizing the license plate and the road sign of the vehicle may be, for example, Optical Character Recognition (OCR) technology.

Accordingly, the image / audio processing unit 130 performs image processing functions such as motion detection and license plate recognition in the image acquired by the camera unit 110, and recognizes a vehicle number, a road sign, a traffic light, etc. recognized during driving or parking. The image is transmitted to the image storage unit 160 along with the recognition time and stored as a video.

In addition, the image / audio processing unit 130 receives an image from the camera unit 110 and performs an image processing function such as motion detection and license plate recognition. Will be detected.

Accordingly, when the moving object in the arbitrarily set area approaches the critical range, the image / audio processor 130 outputs the image on the screen of the display device 150 through the image output unit 140 to warn the driver of the risk of an accident. .

In addition, the image / audio processing unit 130 processes any object approaching the vehicle as a high resolution image and records it in a storage medium through the image storage unit 160.

In addition, as shown in the signal flow diagram of FIG. 4, the image / audio processing unit 130 determines the image shaking by the sensor unit 120 due to factors such as ground conditions, shock, and vibration during driving and parking. By compensating for blur, a clear and optimal image free of tremor is ensured. If there is an image in which image shaking occurs by analyzing images inputted from a plurality of cameras, image stabilization is performed on the corresponding image, and the plurality of images are sequentially processed to be stored in a container-type format as shown in FIG. ？

The image / audio processor 130 processes the image acquired by the camera unit 110 and outputs the image to the image output unit 140. The image / audio processor 130 displays the acceleration information and the position information of the vehicle. And synthesized and transmitted to the image output unit 140.

Accordingly, the image output unit 140 outputs to the display device 150 which is a screen display device such as HUD, PMP, or navigation using RGB, CVBS, and HDMI to display the composite image.

Meanwhile, according to an exemplary embodiment of the present invention, a shock applied to a vehicle during driving and stopping is determined to determine a corresponding situation and cope with the determined situation, which will be described with reference to the signal flowchart of FIG. 5. .

The image / audio processor 130 analyzes a plurality of images acquired by the camera unit 110 using a situation recognition based motion detection function to recognize an object approaching the vehicle and at the same time the sensor unit 120 while driving or stopping. The acceleration information applied to the vehicle determines the impact applied to the vehicle.

At this time, when the impact amount detected by the sensor unit 120 while driving exceeds a threshold and analyzes a plurality of images acquired by the camera unit 110 and determines that the vehicle is in contact with the vehicle, the image / audio processing unit 130 controls the control unit ( 170).

Accordingly, when it is determined that the accident situation, the controller 170 transmits the accident situation and related information (vehicle information, location information, image, etc.) to the vehicle owner or the target designated by the vehicle owner through the wireless connection unit 190.

In addition, the image / audio processor 130 analyzes a plurality of images acquired by the camera unit 110 to determine whether motion is detected while stopping the vehicle, and at the same time, a shock amount detected by the sensor unit 120 exceeds a preset threshold. The damage or theft of the vehicle is determined by comparison. The plurality of image analysis may reduce the burden on the image / audio processor 130 by performing motion detection only on a surveillance region set arbitrarily for each image.

If the amount of impact applied to the vehicle exceeds the preset threshold and any object comes into contact with the vehicle or the image processing obtained by the camera unit 110 determines that the object is approaching or touching any object (person or vehicle), the image / The voice processor 130 notifies the controller 170 of this.

Accordingly, the controller 170 determines that the vehicle is damaged or stolen and notifies the current owner to the vehicle owner or a predetermined target through the wireless connection unit 190. In addition, an alarm is generated to inform theft prevention and vehicle damage situation.

In addition, in controlling the wireless connection unit 190 to notify the vehicle owner or a predetermined target of the accident, theft, vehicle damage, etc., the driver connected using the Bluetooth and infrared communication functions included in the wireless connection unit 190. Send distress signals, such as text, encrypted data, voice, SMS, and Morse signals, to emergency relief organizations or similar groups and individuals, including destinations designated by the vehicle owner, via your PDA or mobile phone or smartphone do.

That is, in the notification of the emergency situation by controlling the wireless connection unit 190, the emergency rescue signal including the location information and the vehicle information is transmitted to the police, fire department or emergency rescue organizations and individuals by using the radio transmission function or the emergency of amateur radio Text, Encrypted Data, Voice, SMS, Morse in all emergency rescue frequency bands at sea and on land, including frequencies, international salvage frequencies, general non-commercial frequencies, non-profit common frequencies, and broadcast frequencies within acceptable outputs. Transmit distress signals such as signals.

In addition, the wireless connection unit 190 for the operation is connected to the vehicle video surveillance system and the PDA or smartphone by mounting a separate protocol and related functions and programs separately, regardless of the PDA and smartphone manufacturers, location information, vehicle Enables transmission of information, acquired video, and distress signals.

In addition, according to an embodiment of the present invention, the toll may be automatically calculated when the highway or toll road is used by adding the electronic toll collection system 400, which will be described with reference to the signal flow chart of FIG.

First, the electronic toll collection system 400 is a pass card, for example, is equipped with a high pass card function to automatically pay the toll electronically, the video / audio processing unit 130 is connected in a serial communication, USB or wireless communication method.

The electronic toll collection system 400 may be equipped with a wireless connection to itself or use a wireless connection 170 for automatic toll payment.

When the charging signal is received, the electronic toll collection system 400 transmits the pass card ID and the vehicle type to the payment device installed at the toll settlement.

Subsequently, when the toll and the corresponding toll information corresponding to the vehicle are received from the payment device, the electronic toll collection system unit 400 reduces the toll from the amount charged to the pass card and stores the charge balance, toll, and toll. The information according to the settlement result is transmitted to the video / audio processing unit 130.

Accordingly, the image / audio processing unit 130 processes the toll and toll information by storing the image in the storage device through the image storage unit 160 and transmitting the image to the image output unit 140 to the screen of the display device 150. Toll drivers and tolls are displayed as shown in 10.

Although the embodiments of the present invention have been described in detail above, it will be understood that the present invention can be embodied in various forms without departing from the spirit and essential characteristics of the present invention by those skilled in the art. Could be.

110: camera portion 120: sensor portion
130: video / audio processing unit 140: video output unit
150: display device 160: image storage unit
170: control unit 180: camera controller
190: wireless connection unit 200: power management unit
210: ESD protector 220: power detector
230: rectifier 240: power breaker
250: battery discharge protector 300: voice recognition unit
400: Electronic charge collection system

Claims (13)

Camera unit for acquiring the front, rear, left and right of the vehicle and the inside of the vehicle;
Wireless connection unit for performing emergency call, image transmission, etc .;
An image storage unit for recording an image to a storage medium;
Sensor unit for detecting an external shock;
Controls the operation of the camera unit, performs movement and license plate recognition on the image acquired by the camera unit, transfers the acquired image to the image storage unit, and sends an alarm signal to the wireless connection unit when a movement or external shock occurs. A video / audio processor for transmitting;
An input unit for transmitting a user input to the video / audio processor;
An electronic bill collection system unit that pays a corresponding fee when a charging signal is received through the wireless connection unit; And
An embedded / external multi-channel vehicle video storage device including a power management unit that protects a component from an external power shock and outputs a constant voltage. According to claim 1, wherein the power management unit is a buried / exterior multi-channel vehicle video storage device, characterized in that the manufacturing in a single chip that satisfies the industrial specifications for the vehicle. According to claim 1 or claim 2, wherein the power management unit
ESD protector to protect electrical components from static electricity or sudden power shock;
A power sensor for outputting a cutoff signal when a voltage outside the allowable voltage flows and outputting a boost or step-down signal according to a voltage change within the allowable voltage range;
A rectifier for supplying a constant voltage by performing a step-up or step-down rectification operation according to the signal of the power sensor;
A power breaker to cut off power supplied from a battery according to a cutoff signal of the power detector; And
A buried / exterior multi-channel vehicle image storage device including a battery discharge prevention device to prevent the battery discharge by controlling the power circuit breaker when the vehicle start / stop. The method of claim 1, wherein the camera unit
A built-in / external multi-channel vehicle image storage device including a plurality of cameras which are basically installed and a plurality of cameras that are expanded as needed, and configured to move the camera in the line of sight direction according to the driver's line of sight. The method of claim 1, wherein the camera unit
A multi-channel vehicle image storage device for both a built-in and exterior vehicle, characterized in that the camera is configured to perform pan, tilt, and zoom functions for any camera according to a user's input. The audio / video processor of claim 1, wherein the video / audio processor
Recognizing license plates, road signs, signals, etc. of surrounding vehicles among images acquired by a plurality of cameras while driving or stopping, processes them as high resolution images and delivers them to the image storage unit. Storage device. The method of claim 1, wherein the video / audio processing unit
When a motion is detected in a certain area among images acquired by a plurality of cameras while driving or stopping, a high resolution image is processed and transmitted to the image storage unit. The method of claim 1 or claim 7, wherein the video / audio processing unit
A video storage device for a buried / exterior combined multi-channel vehicle, characterized in that the wireless connection unit is controlled to call a preset object when a motion is detected in a certain area among images acquired by a plurality of cameras during parking. The video / audio processing unit of claim 1, wherein the video / audio processing unit
A video storage device for a buried / exterior combined multi-channel vehicle, characterized in that for correcting an image in which image shaking occurs among a plurality of images. 8. The image storage device of claim 1, 6, or 7, further comprising an image output unit configured to display an image transmitted from the image / audio processing unit on a display device. The video / audio processing unit of claim 1, wherein the video / audio processing unit
If the amount of shock detected by the sensor exceeds a preset threshold, it is determined to be an accident and transmits the vehicle information, location information, and video to a predetermined target (vehicle owner, police station, fire department, relief organization, etc.) through the wireless connection unit. Landfill / exterior combined multi-channel vehicle video storage device characterized in that the configuration. The method of claim 1, wherein the wireless connection unit
A video storage device for a built-in / external multi-channel vehicle which is equipped with a protocol and a program separate from the mobile terminal manufacturer, so as to be connected to an arbitrary mobile terminal. The method of claim 1 or 12, wherein the wireless connection unit
Built-in / external combined with at least one of Bluetooth, Infrared communication, Wi-fi, CDMA, Radio transmission function using emergency rescue frequency or non-profit common frequency, Broadcast function using broadcast output allowable frequency Multi-channel vehicle video storage device.

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