KR20030062159A - Image system having transmission function of the scene image - Google Patents

Abstract

PURPOSE: A video system for transmitting a field image captured according to robbery, damage, and accident of a car is provided to photograph the car when an external shock is applied to the car or an object surrounding the car is moved and transmit the photographed image to an external terminal or a web site. CONSTITUTION: A video system for transmitting a field image includes at least one movement detector(200) attached to a car to detect the movement of an object around the car, at least one shock sensor(210) attached to the car to sense an external shock applied to the car, at least one camera(220) attached to the car to photograph an object, and a memory(240) for storing a video signal corresponding to the object photographed by the camera. The video system further includes a radio communication unit(250) for transmitting the video signal stored in the memory to an external terminal or a web site, and a controller(230) that receives values detected by the movement detector and shock sensor to control the camera to photograph an object existing in a detected area when the received values exceed predetermined values.

Description

Image system having transmission function of the scene image}

The present invention relates to an image system capable of transmitting a scene image according to theft / damage / accident of a vehicle. In particular, the present invention relates to a specified external terminal by capturing an image of a detected area by detecting a movement of an object around an automobile or an impact from the outside. An imaging system that can be transmitted to a website.

At present, automobiles have become so popular that they become a necessity of life, and car theft and damage accidents occur in proportion to them. Thus, an alarm system and the like have been developed to prevent this. Such a system monitors the vehicle through a sensor capable of detecting a shock applied to the vehicle. Looking at the operation principle of the alarm system, when operating the sensor provided to prevent theft or damage of the vehicle is switched to the monitoring state. If a shock is applied to the vehicle from the outside during monitoring, the sensor detects the shock and generates a warning sound through the horn. In addition, by flashing the emergency car width and the like to inform the outside that the vehicle is in an emergency state. However, if the car owner is not in the place where the car is parked, even if the car is stolen or damaged, the alarm sound is not only able to cope, but also no evidence is obtained.

On the other hand, a lot of accidents occur while driving a car, and in general, liability for accidents is determined by statements between drivers and witnesses. However, in such a method, the subjectivity of a driver or a witness is likely to be involved, and thus a disagreement with each other causes a disagreement. As a result, if there is accurate data that can reveal the cause of the accident, this problem can be solved.

Accordingly, the present invention has been made to solve the above problems, and detects the movement of the object around the vehicle or the impact from the outside to detect the image of the detected instant when the image signal is taken over a certain value to capture the image signal The purpose of the present invention is to provide a video system that can transmit a site image due to theft, damage or accident of a car by transmitting to a preset external terminal or website.

In order to achieve the above object, a system capable of transmitting a scene image of a vehicle stolen or damaged or an accident according to the present invention to a designated external terminal or a website is at least one attached to the vehicle to detect a movement of an object. Abnormal motion detection sensor; At least one impact sensor attached to the vehicle to sense an impact from the outside; At least one camera photographing a subject attached to the vehicle; A memory unit which stores an image signal of a subject photographed by the camera; A wireless unit for transmitting an image signal stored in the memory unit to the external terminal or a website; Receiving a value detected from the motion sensor or impact sensor, if the received value is more than a predetermined value, the camera controls to photograph the subject in the detected area, and the image signal captured by the camera to the memory unit A control unit configured to control the storage unit, and to control the wireless unit to transmit the stored image signal to the designated external terminal or website whenever the image signal is stored in the memory unit; And an operation unit for turning on or off the operation of the control unit and inputting a setting value for the prescribed value.

1 is a schematic diagram to which an imaging system according to an embodiment of the present invention is applied;

2 is a configuration example of a preferred imaging system according to the present invention;

3 is a flowchart of an operation of an imaging system according to the present invention;

4 is a conceptual diagram in which an image system according to the present invention is applied to a vehicle.

* Explanation of symbols for main parts of the drawings

100,400: Imaging system 110,420: Wireless network

120,430 External Terminal 130,440 Website

200: motion detection sensor 210: shock detection sensor

220: camera 230: control unit

240 memory unit 250 wireless unit

260: control unit 410: car

Hereinafter, with reference to the accompanying drawings will be described in detail the present invention.

1 is a schematic diagram to which an image system according to an exemplary embodiment of the present invention is applied, and the image system 100 and the external terminal 120 or the website 130 are connected to the wireless network 110. The imaging system 100 generates an image signal of an image of a specific object or region around a vehicle and transmits the image signal generated by the user through the wireless network 110 to the external terminal 120 or the website 130. To send. The wireless network 110 includes a base station or an exchange system to transmit a video signal between the video system 100 and the external terminal 120 or the website 130 using radio waves without using a separate wire.

The external terminal 120 is a mobile phone or a personal digital assistant (PDA) including an IMT-2000 terminal equipped with a program capable of receiving a video signal transmitted from the video system 100 by accessing the wireless network 110. desirable. Therefore, a user who installs the video system 100 in the car to be monitored can check the theft or damage of an object while viewing the video signal received through his mobile phone or personal mobile terminal screen. On the other hand, the imaging system 100 according to the present invention is preferably used in parallel with the alarm system for generating a conventional alarm sound.

2 is a configuration example of a preferred video system according to the present invention, the motion sensor 200, the impact sensor 210, the camera 220, the control unit 230, the memory unit 240, the wireless unit 250, And an operation unit 260. Although not shown in the figure further includes a power supply for supplying power to each of the above components and the power switch to turn on / off the power supply.

Looking at the configuration of such an image system 100, first, the motion detection sensor 200 performs a function of detecting the movement of the object at the position where the sensor is attached, the impact sensor 210 at the position where the sensor is attached It detects shock from the outside. At this time, it is desirable to attach so that all parts of the vehicle can be detected. For example, the motion sensor 200 is installed in each door to detect theft, and the shock sensor 210 is attached to all sides including the front and rear bumpers in order to detect the impact of an accident.

The camera 220 is an area around the position where the sensors 200 and 210 are attached when the motion or the impact of the object around the vehicle is detected by the motion detection sensor 200 or the impact sensor 210 above a prescribed value. To shoot. However, the camera 220 may be attached to each position where the sensors 200 and 210 are attached to allow the camera 220 to move or rotate within a preset radius. The camera 220 to be used in the imaging system 100 according to the present invention is suitably small. The above-mentioned prescribed value is for not photographing a subject when the detected signal is too small, such as a movement that is not related to theft or an impact that does not break.

The memory unit 240 stores the image signal photographed by the camera 220 together with time information at the time of photographing. In addition, it stores the input values of the motion sensor 200 and the impact sensor 210, the specified external terminal 120 number, or the website 130 address information. The wireless unit 250 modulates the high frequency image signal stored in the memory unit 240 input through the control unit 230, and transmits the radio frequency signal to the designated external terminal 120 or the website 130 through the wireless network 110. do. For example, a process of processing and transmitting an image signal by the wireless unit 250 will be described. When the image signal stored in the memory unit 240 is an analog signal, a pulse width modulation (PCM) is performed, and the modulated image signal. After the compression according to the video compression algorithm to add a quality indicator (CRC: Cyclic Redundancy Check) to the data frame of the video signal to improve the quality of the transmission, and transmits to the base station of the wireless network 110 after high frequency processing . In addition, a request signal for an image signal stored in the memory unit 240 is received from the designated external terminal 140 or the website 150 and transmitted to the controller 230.

The controller 230 receives a value detected from the motion detection sensor 200 or the impact detection sensor 210 and compares the received value with a predetermined value. As a result of the comparison, the camera 220 is controlled only when the received value is larger than the predetermined value so that the camera 220 photographs the subject of the detected area, in order to reduce unnecessary photographing. The controller 230 stores the image signal captured by the camera 220 in the memory unit 240. The controller 230 wirelessly stores the image signal in the memory unit 240 whenever the image signal is stored in the memory unit 240. The control unit 250 transmits the stored video signal to the designated external terminal 140 or the website 150, so that the user can immediately check the theft or damage of the vehicle.

Meanwhile, when the controller 230 receives a request signal for the stored video signal from the external terminal 140 or the website 150 through the wireless unit 250, the image stored in the memory unit 240. The signal may be controlled to be transmitted to the external terminal 140 or the website 150, which is preferably implemented.

The operation unit 260 may turn on or off the operation of the control unit 230. When there is no concern about theft or damage, the operation unit 260 turns off the control unit 230 to turn off the operation of the imaging system 100. In addition, the control unit 230 may input the prescribed values of the motion detection sensor 200 and the impact detection sensor 210 as a reference for operating the camera 220, the image signal transmitted from the wireless unit 250 You can enter the external terminal 120 or website 130 address for receiving the address. The input values are stored in the memory unit 240 through the controller 230.

3 is a flowchart of an operation of an imaging system according to the present invention, and relates to a case of operating an imaging system 100 installed in a vehicle to be monitored.

First, when power is applied to the installed image system 100, the motion detection sensor 200 and the shock detection sensor 210 operate to detect movements or external shocks of objects, respectively (S300 and S310). The controller 230 compares a value detected through the sensors 200 and 210 with a predetermined value, and when the value is more than the predetermined value, controls the camera 220 to capture an area around the position where the sensors 200 and 210 are attached. (S320, S330). In this case, the camera 220 may move or rotate within a preset radius in order to shoot under an optimal condition.

Subsequently, the controller 230 controls the memory unit 240 to store the image signal photographed through the camera 220 (S340), and includes time information including a date when storing the image signal. This is because it is useful for searching stored information. When the video signal stored in the memory unit 240 is transmitted to the external terminal 120 or the website 130 designated in real time (S350), the user through the screen of his external terminal 120, or the PC (PC), etc. The website 130 can be accessed to view the received image. The website 130 may store the image signal received by a separate storage means.

4 is a conceptual diagram in which an image system according to the present invention is applied to an automobile, and the image system 400 is installed in the vehicle 410 to display an image signal captured by the wireless network 420 through an external terminal 430 or a website ( 440 represents a concept of transmission. The video signal transmitted to the website 440 is stored in the database DB. On the other hand, the imaging system 400 may be installed in a specific place where the goods are loaded to prevent damage caused by theft or damage from the outside.

As described above, an imaging system capable of transmitting theft / damage / accident video signal of a vehicle detects the movement of an object around the vehicle or an impact from the outside and captures and captures the image of the detected moment when it is detected above a certain value. By transmitting the video signal to a preset external terminal or web site, it is possible to obtain evidence in case of theft, damage or accident of the car. It can also be installed and used in a specific place where you want to monitor things.

Claims (3)

In the system that can transmit the image of the scene in case of theft or damage of the car or the accident to the designated external terminal or website, At least one motion detection sensor attached to the vehicle to sense a movement of an object; At least one impact sensor attached to the vehicle to sense an impact from the outside; At least one camera photographing a subject attached to the vehicle; A memory unit which stores an image signal of a subject photographed by the camera; A wireless unit for transmitting an image signal stored in the memory unit to the external terminal or a website; Receiving a value detected by the motion sensor or impact sensor, if the received value is more than a predetermined value, the camera controls to photograph the subject of the detected area, and the image signal captured by the camera to the memory unit A control unit configured to control the storage unit, and to control the wireless unit to transmit the stored image signal to the designated external terminal or website whenever the image signal is stored in the memory unit; And And an operation unit for turning on or off the operation of the control unit and inputting a setting value for the prescribed value. The method of claim 1, The external terminal may be a mobile phone including an IMT-2000 terminal equipped with a program capable of receiving a video signal through a wireless network or a personal portable terminal, and may transmit a scene image according to theft / damage / accident of a vehicle. Imaging system. The method of claim 1, When the control unit receives a request signal for the video signal from the external terminal or the website through the wireless unit further comprises a function to control to transmit the video signal stored in the memory unit to the external terminal or website Imaging system that can transmit on-site images due to theft, damage and accidents.