KR20020007925A - A control system of a speedgun for a criminal congition - Google Patents

Abstract

PURPOSE: A speed gun managing system is provided to enable recorded data associated with speed violation to be transferred wirelessly from a speed gun. CONSTITUTION: A key input part(12) receives an overspeed judgement mode, a number plate inquiry mode, and a criminal recognition mode via a selective key signal. A control part(10) switches a mode in response to a key signal from the key input part(12) and processes reference speed setting, taken face recognition, and number plate image signals to transmit the processed signals wirelessly. A camera device(13) is driven according to a drive signal of the control part and takes a picture of a face or a number plate of a vehicle. A communication part(16) wirelessly outputs an image signal taken through the camera device in response to a control output signal of the control part. A communication part(21) wirelessly receives data from the communication part(16), and a central processing unit(20) is connected with a vehicle database(22) and a person's name database(23). A call center(24) receives a criminal confirmation signal from the central processing unit(20).

Description

A control system of a speedgun for a criminal congition}

The present invention relates to a speed measuring device for measuring the speed of a vehicle (hereinafter referred to as a speed gun), and more specifically, to determine whether overspeed by measuring the traveling speed of the aimed vehicle, and if necessary, life DB (Database) The present invention relates to a speedgun operating system for detecting a criminal with a wireless communication function that can detect criminals through face recognition in connection with the system.

In general, the speed gun is developed to measure the speed and to determine whether or not it is overspeed. Recently, a high-performance product using the speed gun has been developed. For example, an automatic shooting device using the speed gun (Korean Republic No. 97-25247) is an example. .

The automatic photographing apparatus using the speed gun includes a speed detector for measuring a traveling speed of an aimed vehicle, a predetermined reference speed is stored, and selectively outputs a driving signal by comparing the vehicle speed with the reference speed of the speed detector. And a recorder which photographs and records the aimed vehicle by driving in accordance with a drive signal of the comparator.

The speed gun configured as described above can easily obtain evidence of a speeding vehicle by automatically photographing and recording the tape when the comparison unit judges that the speed is greater than the legal speed of the vehicle measured by the speed detection unit.

However, there was a difficulty in changing the tape again after a certain time by simply relying on the tape of the speedgun, and thus, there was a difficulty in completely unmanned. It was.

The present invention has been made in consideration of the above-mentioned matters, and by establishing a system for wirelessly connecting the speed gun and the central situation room installed for various crimes, the record of speed violations can be transmitted wirelessly from the speed gun. The purpose of the present invention is to provide a speedgun operating system for recognizing criminals who can aim for existing tape recording methods, in particular, to solve the unmanned difficulties of the speedgun and to expect various advantages of the wireless method.

In addition, another object of the present invention is to connect the vehicle DB containing the license plate record, the central situation room where the life-saver DB where the criminal-like features are extracted and recorded and the speed gun with the wireless communication function are connected to each other. It is to provide a speed gun operation system for recognizing criminals, which is excellent for preventing car crimes using vehicles by enabling inquiry of criminals through inquiry and face recognition.

1 is a control block diagram showing an internal configuration of a speed gun to which the present invention is applied;

Figure 2 is the speedgun operation procedure of the present invention,

Figure 3 is an exemplary embodiment of the speed gun of FIG.

<Description of the symbols for the main parts of the drawings>

10: control unit, 11: speed detection unit,

12: key input unit 13: imaging device,

14: recording signal processing section, 15: memory section,

21: communication unit, 20: central processing unit,

22: vehicle DB, 23: human life DB,

24: call unit.

In order to achieve the above object, the present invention provides a known speed gun having a speed detection unit for determining whether the vehicle is speeded by measuring the traveling speed of the aimed vehicle, and selecting a speed discrimination mode, a license plate inquiry mode, and a forensic recognition mode. When the key input unit inputs the key signal and the operating program is built in, it switches to the mode according to the key signal of the key input unit, and processes the signal by setting the reference speed, scratched face recognition, and license plate image signal therein. A control unit for transmitting and controlling the camera, an image pickup device for photographing a vehicle license plate or a face of a vehicle aimed by driving according to a drive signal of the control unit, and a signal of an image photographed by the image pickup device using a control output signal of the control unit; A communication unit for transmitting wirelessly, a communication unit for wirelessly receiving data transmitted from the communication unit, and a difference in advance A vehicle DB constructed by database of numbers, a personal name DB stored in a database containing feature information of a face including montage or photo information, and a vehicle license plate or face image extracted using data transmitted from the communication unit. It is characterized by consisting of a central processing unit for retrieving the same or not by searching in the name DB, and a calling unit for notifying the criminal confirmation signal to the situation room of each police or the like as a control signal of the central processing unit.

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

1 is a control block diagram showing an internal configuration of a speed gun to which the present invention is applied, FIG. 2 is a flowchart illustrating an operation of the speedgun of the present invention, and FIG.

Speed gun (A) to which the present invention is applied and the configuration of the system associated with the speed gun is configured as shown in Figure 1, the speed gun (A) is largely provided with each function for speeding, license plate identification, criminal recognition do. Here, the speed gun is preferably manufactured in a size convenient for the user to carry it, and if necessary, it is also preferable to install it on the road as shown in FIG. 3.

More specifically, reference numeral 11 denotes a speed detector for measuring a traveling speed of the aimed car, and 12 denotes a key input unit for inputting a speed discrimination mode, license plate inquiry mode, and criminal recognition mode to the controller as an optional key signal. , 10 is switched to the mode according to the key signal of the key input unit 12 in the state that the speed gun operating program is embedded, the reference speed setting, scratched face recognition, license plate image signal is transmitted to the inside and wirelessly transmitted Control unit to control.

Reference numeral 13 is an image pickup device for imaging a vehicle license plate or a face of a vehicle aimed by driving according to a drive signal of the controller 10, and 16 denotes a signal of an image captured by the image pickup device 13 with the control unit 10. Is a communication unit for transmitting wirelessly by using a control output signal of the control unit, and 14 is a recording signal processing unit for imaging an image captured by the imaging device 13, and 15 is a memory unit for temporarily storing data of the recording signal processing unit. to be.

In addition, the system associated with the speed gun, first, 21 is a communication unit for wirelessly receiving data transmitted from the communication unit, the vehicle DB is constructed by database of the vehicle number in advance, 23 is the feature information of the face including montage or photo information 20 is a human name DB stored in a database, and 20 is a central processing unit for retrieving whether the vehicle license plate or face image extracted using the data transmitted from the communication unit is identical to the vehicle DB and the human name DB to confirm whether or not it is identical. Calling unit for notifying the criminal confirmation signal to the situation room of each police and the like as the control signal of the central processing unit.

Here, the life DB is a form in which the face photo information in the database is constructed by extracting and storing not only the image itself but also features used for face recognition for face retrieval.

The operation and effects of the present invention configured as described above will be described in detail with reference to FIG. 2.

First, the speed gun of the present invention can selectively use various functions through a key input unit as needed.

If the speed detection mode is selected in step S10 (S11), the specified speed of the vehicle is automatically set (S12), and then the vehicle is aimed at the speed detector 111 to detect the speed of the vehicle (S13). The controller 10 compares the detected speed data with the preset data at step S14. If the speed is determined, the controller 10 uses the image pickup device 13 to compare the license plate with the vehicle license plate as shown in FIG. Take a picture together. This scratched data is processed into predetermined data by the recording signal processing unit 14 (to make data suitable for the recording process) and temporarily stored in the memory unit 15.

After the step S20, the data of the memory unit 25 is wirelessly transmitted through the communication unit 16. From the received data, the central processing unit 20 searches for the database DB 22, which has been previously databased, and finds and calls the same vehicle number. Notify to section 24.

In the case of selecting the vehicle number inquiry mode in step S20, the flow proceeds directly to the above-described steps, i.e., the control unit 10 photographs the license plate using the imaging device 13, and this scratched data is recorded signal processing unit 14; By processing the data into predetermined data through the wireless transmission through the communication unit 10 from the data received by the central processing unit 20 searches the database DB 22 in advance to find the same vehicle number to find the calling unit 24 The series of tasks to notify the same is as described above.

In the case of selecting the criminal inquiry mode in step 21, image information containing a face image such as a Montage or a photograph or a composite image is pre-input in the human name DB 23, and characteristic information (eye and mouth) is included in the image information. Etc.) is also included.

The criminals can be extracted using the stored person DB 23 as described above. If necessary, the face can be photographed directly (if the speed gun is fixed to the driver's seat as shown in FIG. 3).

In step S2, the face is picked up, and the scratched data is processed into a predetermined data by the recording signal processing unit 14 and wirelessly transmitted through the communication unit. In this case, the central processing unit 20 is received from the data received by the communication unit 21. ) Searches for the same person by searching the database named DB 22 in advance, and extracts the characteristic information from the received data first and compares it with the specific information of the person name DB 23 to compare the names in the order of highest similarity. Print to search for the same person.

After the retrieval of the step, a series of operations for notifying the calling unit 24 from the person name DB 23 of the same person is the same as described above.

As described above, the present invention not only solves the existing unmanned difficulty by establishing a system that wirelessly connects the speed gun and the central situation room so that the record of the speed violation can be transmitted wirelessly.

By linking the vehicle DB containing the license plate record, the central situation room where the life-saving DB where the criminal-like features are extracted, and the speed gun with the wireless communication function are connected, the criminal is recognized through inquiry of the license plate and face recognition as needed. It makes it possible to inquire and has excellent characteristics in preventing car crime by using a vehicle.

Claims (2)

In a known speed gun equipped with a speed detection unit for measuring the traveling speed of the aimed car to determine whether or not overspeed, A key input unit 12 for inputting the speed discrimination mode, the license plate inquiry mode, and the forensic recognition mode as an optional key signal, The control unit is operated to switch to the mode according to the key signal of the key input unit 12 in the state in which the operating program is embedded, and to process the radio signal by processing the reference speed setting, scratched face recognition, license plate image signal therein ( 10) with, An image pickup device 13 for driving a vehicle license plate or a face of the vehicle aimed by driving according to a drive signal of the controller; A communication unit 15 for wirelessly transmitting a signal of an image photographed by the imaging device by using a control output signal of the controller; A communication unit 23 for wirelessly receiving data transmitted from the communication unit; A vehicle DB in which a vehicle number is databased in advance, Person name DB 22, which is stored in a database of the feature information of the face, including montage and photo information, A central processing unit 20 for processing the vehicle license plate or face image extracted by using the data transmitted from the communication unit 21 from the vehicle DB and the life DB to confirm whether the same is identical, and the central processing unit 20 And a calling unit 924 for notifying the criminal confirmation signal to the situation room of each police or the like as a control signal. A recording signal processing unit (14) for imaging an image captured by the imaging device (13), and a memory unit (15) for temporarily storing data of the recording signal processing unit (14_). .