KR20160111277A - System and method for reporting automatically using by face recognition - Google Patents

Abstract

The present invention relates to a system and method for an automatic report using face recognition, and more particularly to a system and method for an automatic report using face recognition, which can automatically report occurrence of a dangerous situation by recognizing a facial expression of a worker when the worker who works in a convenience store, a personal store, or a bank is exposed to the dangerous situation attributable to a visitor. According to the present invention, the method for an automatic report using face recognition comprises the steps of: photographing a face image of a worker facing a visitor; determining a dangerous situation to occur when the photographed face image matches a previously stored dangerous situation face image; and automatically transmitting a report or a danger notification message to a preset emergency contact network. Accordingly, the dangerous situation of the worker attributable to the visitor can be rapidly reported or notified.

Description

[0001] The present invention relates to an automatic reporting system using facial recognition,

The present invention relates to an automatic reporting system using face recognition and a method thereof. Specifically, when a worker working at a convenience store, a personal store or a bank is exposed to a risk situation caused by a visitor, The present invention relates to an automatic reporting system using face recognition and a method thereof.

Generally, a convenience store, a private store, and a worker at a bank are in direct contact with a visitor and are exposed to a variety of risk by a visitor. In particular, independent shops such as convenience stores and private stores can easily be exposed to the risk situation caused by visitors because one worker is working alone.

In other words, a visitor may threaten, ask for money, or commit violence or harassment. In this case, the worker succumbs to the visitor with no defenses at all. Or it is difficult to notify a dangerous situation. As a result, not only material damage but also a worker is injured.

Most of the convenience stores and private stores have CCTV (Closed Circuit Television) installed as a security countermeasure thereto. However, the conventional CCTV has only a photographing function, and thus can not inform the outside of the dangerous situation of the worker.

Therefore, when a worker at a convenience store, a personal store, or a bank is exposed to the risk of a visitor, it is urgent to introduce a system capable of promptly reporting the risk to the outside.

SUMMARY OF THE INVENTION It is an object of the present invention to provide an automatic reporting system and method for recognizing a facial expression of a worker by using facial recognition capable of automatically reporting or informing a dangerous situation of a worker .

It is another object of the present invention to provide an automatic notification system and method using face recognition that can provide accurate evidence for a visitor who has caused a dangerous situation.

The objects of the present invention are not limited to the above-mentioned objects, and other objects not mentioned can be clearly understood by those skilled in the art from the following description.

According to an aspect of the present invention, there is provided an image processing apparatus comprising: a worker photographing unit for photographing a face image of a worker facing a visitor; A storage unit for storing face images of a worker (including a dangerous situation face image indicating a dangerous situation); A control unit comparing the face image input from the worker photographing unit with a plurality of face images stored in the storage unit and determining that a dangerous situation occurs when the face image matches the dangerous situation face image; And a notification unit for reporting the occurrence of the dangerous situation to a predetermined emergency network under a control of the control unit or transmitting the risk notification message to a risk notification message.

In a preferred embodiment, when the face image input from the worker photographing unit is matched with the face image in the normal state, the control unit determines that the worker is going to work, leaving work or working normally.

In a preferred embodiment of the present invention, the alarm unit further includes an alarm unit for outputting an emergency alarm under the control of the control unit when the dangerous situation occurs.

In a preferred embodiment, the worker photographing unit is provided to adjust at least one of the photographing angle and the photographing position.

The present invention also relates to a worker photographing section for photographing a face image of a worker facing a visitor; A visitor photographing unit for photographing a visitor image; A storage unit for storing face images of a worker (including a dangerous situation face image indicating a dangerous situation); A face image input from the worker photographing unit is compared with a plurality of face images stored in the storage unit to determine that a dangerous situation occurs when the face image matches the dangerous situation face image, A controller for storing a visitor image in the storage unit; And a notification unit for reporting the occurrence of the dangerous situation to a predetermined emergency network under a control of the control unit or transmitting the risky notification message to a risk notification message.

In a preferred embodiment, the notification unit transmits a visitor image photographed from the visitor photographing unit or a visitor image stored in the storage unit to a preset external terminal when the dangerous situation occurs.

In another preferred embodiment of the present invention, a visitor voice input unit receives a voice of a visitor and outputs the voice as an electric voice signal. The control unit further stores the voice signal of the visitor in the storage unit do.

In a preferred embodiment, the notification unit further transmits a visitor's voice signal when the visitor image is transmitted.

In a preferred embodiment, when the face image input from the worker photographing unit is matched with the face image in the normal state, the control unit determines that the worker is going to work, leaving work or working normally.

In a preferred embodiment of the present invention, the alarm unit further includes an alarm unit for outputting an emergency alarm under the control of the control unit when the dangerous situation occurs.

In a preferred embodiment, the worker photographing unit is provided to be capable of adjusting at least one of the photographing angle and the photographing position.

In a preferred embodiment, the visitor photographing unit is provided to adjust at least one of the photographing angle and the photographing position.

According to another aspect of the present invention, there is provided an image processing method comprising the steps of: (1) photographing a face image of a worker facing a visitor; (2) receiving a face image of a worker and comparing the face image with a plurality of face images stored in a database; (3) determining that a dangerous situation occurs when a face image of a worker is matched with a previously stored dangerous face image; And (4) reporting the occurrence of the dangerous situation to a predetermined emergency contact network or transmitting the dangerous notification message to a risk notification message.

In a preferred embodiment, before the step (1), (A) building the database by storing a plurality of face images including the face image of the critical condition and the face image of the normal condition for each worker, .

In a preferred embodiment, the step (3) determines that a worker's work, a work or a normal work has been performed when a face image of a worker is matched with a face image of the steady state.

In a preferred embodiment, the step (4) outputs an emergency alarm according to the occurrence of the dangerous situation.

(1) photographing a face image and a visitor image of a worker facing a visitor, respectively; (2) receiving a face image of a worker and comparing the face image with a plurality of face images stored in a database; (3) storing the photographed visitor image when it is determined that a dangerous situation occurs when a face image of a worker is matched with a previously stored dangerous face image; (4) reporting the occurrence of the dangerous situation to a predetermined emergency communication network or transmitting it as a danger notification message; And (5) transmitting the stored visitor image or the visitor image photographed in real time to an external terminal set in advance.

In a preferred embodiment, step (3) further stores a visitor's voice signal when storing the visitor image.

In a preferred embodiment, the step (5) further transmits a visitor's voice signal when the visitor image is transmitted.

In a preferred embodiment, before the step (1), (A) building the database by storing a plurality of face images including the face image of the critical condition and the face image of the normal condition for each worker, .

In a preferred embodiment, the step (3) determines that a worker's work, a work or a normal work has been performed when a face image of a worker is matched with a face image of the steady state.

In a preferred embodiment, the step (4) outputs an emergency alarm according to the occurrence of the dangerous situation.

According to the above-mentioned problem solving means, the present invention takes a face image of a worker who faces a visitor and determines that a dangerous situation occurs when the photographed face image is matched with a previously stored dangerous situation face image, When a dangerous situation occurs, it is provided to report to a predetermined emergency network or automatically transmit a danger notification message, so that it is possible to promptly report or inform the dangerous situation of a worker caused by a visitor.

In addition, since the present invention recognizes the facial expression of a worker and automatically reports it, the risk situation of a worker can be reported or announced to the outside without the visitor knowing it.

In addition, the present invention is configured to store images and voices for visitors in a storage unit or transmit them to an external terminal when a dangerous situation occurs, so that it is possible to secure accurate evidence for visitors who have caused a dangerous situation.

1 is a view for explaining an automatic reporting system according to a first embodiment of the present invention;
2 is a view for explaining an automatic reporting system according to a second embodiment of the present invention;
3 is a view for explaining an automatic reporting method according to the first embodiment of the present invention.
4 is a view for explaining an automatic reporting method according to a second embodiment of the present invention.

It should be understood that the specific details of the invention are set forth in the following description to provide a more thorough understanding of the present invention and that the present invention may be readily practiced without these specific details, It will be clear to those who have knowledge.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments according to the present invention will be described in detail with reference to FIGS. 1 to 4. FIG.

1 is a view for explaining an automatic notification system according to a first embodiment of the present invention.

1, the automatic notification system according to the first embodiment of the present invention includes a worker photographing unit 110, a storage unit 120, a control unit 130, a notification unit 140, and an alarm unit 150 .

Here, the automatic reporting system according to the first embodiment may be provided with a robot-like appearance or may be provided in the form of a black box or a CCTV, and a worker, such as a convenience store, a personal store, and a bank, It can be installed and used in a place to be treated.

The worker photographing unit 110 is provided for photographing a worker, and is configured to photograph a face image of a worker facing a visitor. The photographed face image is inputted to a control unit 130, which will be described later, Can be registered as a star face image.

Preferably, the worker photographing unit 110 may be equipped with an infrared camera, and may further include sensing means provided around the lens for detecting presence or absence of a worker and illumination illuminating means for illuminating the light when a worker is sensed have.

In addition, the worker photographing unit 110 is provided to be capable of adjusting at least one of the photographing angle and the photographing position. For example, the worker photographing unit 110 itself may be provided so as to rotate in an upward, downward, leftward, , And the photographing position can be adjusted in such a manner as to move upward, downward, leftward or rightward on the rail, or may be provided in a manner including both of them.

The worker photographing unit 110 may be provided to manually manipulate the photographing angle and the photographing position by an external operation or to automatically adjust the photographing angle and photographing position by tracking the position or face of the worker .

The storage unit 120 is for storing or registering a face image of a worker, and stores a plurality of face images for face recognition of a worker. In particular, the storage unit 120 stores the face image itself or uses the face image for face recognition Only the characteristic information is extracted and stored separately, or both the face image itself and the feature information extracted therefrom can be stored. It should be noted that the term "face image" used below is a concept including both.

The storage unit 120 may be provided as a database and may store the face images or register a plurality of face images for each worker under the control of a control unit 130 to be described later. At this time, input means for inputting a user command for registering and setting a face image, for example, an input button, a keypad, or a touch screen may be further provided.

In addition, the plurality of face images stored in the storage unit 120 include both a normal face image according to a change in expression of a worker and a dangerous situation face image indicating a dangerous situation. At this time, the dangerous situation facial image may be registered as a facial image expressing an emergency such as a facial expression grimace and a surprised facial expression for use by a worker in a dangerous situation.

The control unit 130 is for determining whether a dangerous situation occurs using the face image input from the worker photographing unit 110. The controller 130 controls the face image input from the worker photographing unit 110 to be stored in the storage unit 120 And comparing the input face image with the dangerous face image to determine that the dangerous situation has occurred.

When comparing the face image inputted from the worker photographing unit 110 and the plurality of face images, the control unit 130 compares the face images themselves or compares the characteristic information of each face image, And comparing the extracted feature information with each other.

In addition, when the dangerous situation occurs, the control unit 130 controls the notifying unit 140 to be automatically reported to the outside, so that the visitor who caused the dangerous situation can report it unintentionally or notify the dangerous situation . Also, the control unit 130 may control an alarm unit to be described later to output an emergency alarm.

If the face image inputted from the worker photographing unit 110 is matched with the face image in the normal state, the controller 130 determines that the worker is going to work, work or work normally. In addition, the controller 130 stores the matching time of the face image in the normal state with respect to the worker in the storage unit 120, and can use the information as the commute report reporting information.

In order to compare the facial image photographed by the worker photographing unit 110 and the plurality of facial images, the controller 130 controls the size of the facial image input from the photographer photographing unit 110, , And a preprocessing unit for performing preprocessing such as face area extraction. In this case, the preprocessing unit may be configured to extract a face region of the user from the facial image, to convert the facial region into a predetermined size, or to convert a pixel value, and output the processed image. In addition, the preprocessing process performed by the preprocessing means may be a conventionally known preprocessing method.

The notification unit 140 reports an occurrence of a dangerous situation to a predetermined emergency communication network 10 under the control of the control unit 130 or reports a danger notification message And automatically transmitted.

That is, the notification unit 140 is provided to contact the emergency communication network 10 in real time without inputting a separate user command when the dangerous situation occurs, A voice or a message of a worker set in the worker may be stored.

The notification unit 140 is a communication module that is always connected to a wired, wireless communication network or the Internet and is capable of performing at least one communication among a telephone communication network, WiFi, LTE, Bluetooth and Internet communication .

The emergency communication network 10 is preset in the notification unit 140 or the control unit 130. For example, a phone number of a mobile phone of a police station, a manager's mobile phone, a family member or an acquaintance may be stored . In addition, the emergency network 10 may be provided so that a worker can set and store the data.

The alarm unit 150 is for outputting an emergency alarm and is provided to output an emergency alarm such as a siren when the dangerous situation occurs.

The alarm unit 150 operates under the control of the control unit 130 to output an emergency alarm and is connected to the worker photographing unit 110, the storage unit 120, the control unit 130, and the notification unit 140 But may be separately installed at a specific position of the workplace.

That is, the automatic reporting system according to the first embodiment of the present invention recognizes the facial expression of a worker to determine a dangerous situation of a worker and automatically transmits a report or risk alert message even if the worker does not operate it separately, To inform the outside of the dangerous situation of the workers due to the accident.

2 is a view for explaining an automatic reporting system according to a second embodiment of the present invention.

2, the automatic notification system according to the second embodiment of the present invention includes a worker photographing unit 210, a visitor photographing unit 220, a storage unit 230, a control unit 240, a notification unit 250, A visitor voice input unit 260, and an alarm unit 270.

Also, in case of the automatic notification system according to the second embodiment of the present invention, the automatic notification system according to the second embodiment of the present invention may be provided with a robot-like appearance or a black box or a CCTV shape. In the case of a convenience store, It can be installed and used in a place where business should be handled through face to face.

The worker photographing unit 210 is for photographing a face image of a worker and may be equipped with an infrared camera. The worker photographing unit 210 may include sensing means provided around the lens for detecting presence or absence of a worker, and illumination And may further include surveying means.

Preferably, the worker photographing unit 210 is capable of adjusting at least one of the photographing angle and the photographing position. For example, the worker photographing unit 210 may be provided to rotate the angle of the worker photographing unit 210 itself, Or both angle adjustment and position movement can be provided.

At this time, the photographing angle and the photographing position of the worker photographing unit 210 can be implemented in a manual manner, which is controlled by an external operation, or a method in which a face or position of a worker is automatically tracked.

The visitor photographing unit 220 photographs a visitor image and the photographed visitor image is stored in the storage unit 230 or transmitted to the external terminal 20 by the control unit 240 to be described later.

The visitor photographing unit 220 is provided with a color camera for photographing a color image. Preferably, the visitor photographing unit 210 is set to have a photographing angle or photographing direction different from that of the worker photographing unit 210, . In addition, when a risk situation by the visitor occurs, the visitor's photographing unit 220 photographs the face and behavior of the visitor.

Also, in the case of the visitor photographing unit 220, the photographing angle and the photographing position can be adjusted as described above, not only in a predetermined direction. The photographing angle and the photographing position of the terminal device including the visitor photographing unit 220 and the photographer photographing unit 110 may be adjusted.

The storage unit 230 stores face images of a worker and a visitor image, and registers a plurality of face images for each worker under the control of a control unit 240, which will be described later, or stores the visitor images.

Preferably, the storage unit 230 includes a database for storing face images of the worker and a storage unit for storing the visitor image, or may be stored in the same storage space.

In addition, the storage unit 230 may store the face image itself when storing the face image per the worker, separately extract and store characteristic information used for face recognition in the face image, or store the face image itself and extracted All feature information can be saved. The storage unit 230 may further include input means for inputting a user command for registering or setting a face image, for example, an input button, a keypad, or a touch screen.

In addition, the plurality of face images stored in the storage unit 230 include both a normal face image according to a change in expression of a worker and a dangerous situation face image indicating a dangerous situation. At this time, the dangerous situation facial image may be registered as a facial image expressing an emergency such as a facial expression grimace and a surprised facial expression for use by a worker in a dangerous situation.

Also, the storage unit 230 may be configured to store the visitor image photographed by the visitor photographing unit 220 at all times. At this time, the visitor image may be an image including a face and an action of the visitor photographed from the visitor photographing unit 220.

In addition, since the storage space of the storage unit 230 may be limited, it is preferable to automatically delete a visitor image that has passed a predetermined time, and to save the visitor image at the time of occurrence of the dangerous situation. As another example, the control unit 240 may store the visitor image captured from the time when the occurrence of the dangerous situation is determined in the storage unit 230.

The control unit 240 determines whether or not a dangerous situation occurs using the face image input from the worker photographing unit 210. The face image input from the worker photographing unit 210 is input to the storage unit 230 And comparing the input face image with the face image of the dangerous situation, it is determined that the dangerous situation occurs. In this case, The control unit 130 has the same functions and configuration as those of the control unit 130, so that overlapping descriptions will be omitted and the differences will be described in detail.

First, when it is determined that the dangerous situation has occurred, the control unit 240 determines whether the visitor image photographed by the visitor photographing unit 220 and the visitor's voice signal input from the visitor voice input unit 260, (230). ≪ / RTI >

The control unit 240 controls the notification unit 250 to be described later so that the visitor image and the visitor's voice signal are transmitted to the predetermined external terminal 20. [

That is, the controller 240 stores the visitor image, which is the image including the face and the behavior of the visitor, or transmits the visitor image to the external terminal 20 so that accurate evidence data can be obtained for the visitor who caused the dangerous situation .

The notification unit 250 is for reporting or informing a dangerous situation occurring to a worker to the outside. The notification unit 250 reports the occurrence of the dangerous situation to the predetermined emergency communication network 10 under the control of the control unit 240, And transmits the visitor image and the visitor's voice signal to the external terminal 20 set in advance.

That is, when the dangerous situation occurs, the notification unit 250 contacts the emergency communication network 10 without inputting a separate user command and transmits the visitor image and the voice of the visitor to the external terminal 20 Signal.

Also, the notification unit 250 may transmit the visitor image photographed from the visitor photographing unit 220 and a voice signal of the visitor inputted from the visitor voice input unit 260 to be described later to the external terminal 20 in real time Respectively.

Therefore, a police station, an administrator, a family member or an acquaintance who owns the external terminal 20 can monitor a dangerous situation in real time.

The emergency communication network 10 may be a telephone number for a police station, a manager's mobile phone, a family member or an acquaintance's mobile phone set in the declaration unit 250 or the control unit 240, ) May include a pre-configured mobile phone, a wired or wirelessly connected personal computer, and a web server on a web connected to the internet network. In addition, the emergency communication network 10 and the external terminal 20 are provided so that the worker can arbitrarily set them.

The notification unit 250 may be a communication module that is always connected to a wired, wireless communication network or the Internet and is capable of performing at least one communication among a telephone communication network, WiFi, LTE, Bluetooth, As shown in FIG.

The visitor voice input unit 260 is provided for acquiring the voice of the visitor as a signal and may be provided with microphones. The visitor voice input unit 260 receives the voice of the visitor and transmits the voice signal to the control unit 240 or the storage unit 230 .

The visitor's voice signal output from the visitor voice input unit 260 may be stored in the storage unit 230 or transmitted to the external terminal 20 through the notification unit 250. [

The alarm unit 270 is for outputting an emergency alarm and operates under the control of the control unit 240 to output an emergency alarm when the dangerous situation occurs.

That is, the automatic reporting system according to the second embodiment of the present invention recognizes the facial expression of a worker, determines a dangerous situation of a worker, and automatically transmits a report or risk alert message, and also displays a visitor image and a voice signal To the external terminal 20, it is possible not only to promptly inform the outside of the dangerous situation of the worker, but also to obtain evidence for the visitor who has caused the dangerous situation.

3 is a view for explaining an automatic reporting method according to the first embodiment of the present invention.

Referring to FIG. 3, an automatic reporting method performed in the automatic reporting system according to the first embodiment of the present invention will be described. However, since all the functions performed in the automatic reporting method shown in FIG. 3 are performed in the automatic reporting system described with reference to FIG. 1, all the functions described with reference to FIG. 1 are not described in the preferred embodiment And all the functions described with reference to FIG. 3 are performed in the automatic reporting system according to the preferred embodiment of the present invention.

First, a database storing a face image of a worker is constructed (S110).

At this time, the database can be constructed by storing a plurality of face images for each worker in the storage unit, and the face image of the worker is photographed and stored using the worker photographing unit.

In addition, the plurality of face images may include a dangerous situation facial image indicating a dangerous situation and a normal facial image, wherein the dangerous situation facial image may be an image of a worker having a facial expression or a surprised facial expression .

Next, the face image of the worker facing the visitor is photographed (S120).

At this time, the worker photographing unit is provided with an infrared camera, and photographs the face image of the worker and outputs the image to the control unit.

Next, the face image of the worker is compared with a plurality of face images of the database (S130).

At this time, the control unit compares a face image photographed from the worker photographing unit with the plurality of face images, compares the face images themselves, compares characteristic information of each face image, And the extracted feature information is all compared.

Next, it is determined whether or not a dangerous situation occurs according to the result of the comparison of the face image of the employee (S140).

At this time, the controller determines that a dangerous situation occurs when the face image inputted from the worker photographing unit matches the dangerous situation face image stored in the database. That is, the facial expression of the worker is recognized and it is judged whether or not a dangerous situation occurs.

However, when the face image of the worker is matched with the face image of the steady state, the controller may be configured to determine that the worker is going to work, leaving work or working normally. In this case, the matching time for the face image in the steady state can be stored and used as information for commuting report.

Then, according to the occurrence of the dangerous situation, the notification or the danger warning message is automatically transmitted to the emergency communication network (S150).

At this time, since the notification unit is always connected to the wired, wireless communication network, or the Internet network and the emergency communication network is set in advance, the notification unit automatically transmits a notification or danger notification message even if no user command is input. Also, the emergency alarm may be output through the alarm unit in response to the occurrence of the dangerous situation.

After the step S150 is performed, the step S120 may be repeated.

4 is a view for explaining an automatic reporting method according to a second embodiment of the present invention.

Referring to FIG. 4, an automatic reporting method performed in the automatic reporting system according to the second embodiment of the present invention will be described. However, all functions performed in the automatic reporting method shown in FIG. 4 are performed in the automatic reporting system described with reference to FIG. 2, so that all the functions described with reference to FIG. 2 are not described in the preferred embodiment And all functions described with reference to FIG. 4 are performed in the automatic reporting system according to the preferred embodiment of the present invention.

Meanwhile, with respect to steps S210 to S250 shown in FIG. 4, a part overlapping with the description of steps S110 to S150 of the automatic reporting method according to the first embodiment of the present invention described with reference to FIG. 3 Explanation will be made on the part which is omitted and the difference is made.

First, a database storing a face image of a worker is constructed (S210), a face image of a worker facing a visitor is photographed (S220), and a face image of the employee photographed is compared with a plurality of face images of the database (S230). In step S240, it is determined whether or not a dangerous situation occurs according to the comparison result of the face image of the worker (S240). If the dangerous situation occurs, .

At this time, in step S220, the visitor image and the visitor's voice signal may be further collected by the visitor photographing unit and the visitor voice input unit.

Also, in operation S240, when the dangerous situation occurs, the visitor image and the voice signal of the visitor are stored in the storage unit, so that the evidence data can be obtained for the visitor who caused the dangerous situation.

In addition, the step of transmitting the visitor image and the voice signal of the visitor to the external terminal may be further performed (S260).

At this time, the declaration unit transmits the visitor image and the voice signal of the visitor, or transmits the visitor image and the voice signal of the visitor after transmitting the notification signal or the risk alert message, while simultaneously transmitting the notification message or the risk alert message to the emergency contact network do. Preferably, the visitor image may be an image captured in real time from the visitor photographing unit, or an image captured from the visitor photographing unit and stored in the storage unit.

The external terminal may be a predetermined mobile phone, a wired or wirelessly connected personal computer, and a web server on the web connected to the Internet.

After the operation S260, the operation S220 is repeatedly performed.

The embodiments of the present invention can also be embodied as computer-readable codes on a computer-readable recording medium. A computer-readable recording medium includes all kinds of recording apparatuses in which data that can be read by a computer system is stored. Examples of the computer-readable recording medium include a ROM, a RAM, a CD-ROM, a magnetic tape, a floppy disk, an optical data storage device, and the like, and also implemented in the form of a carrier wave (for example, transmission over the Internet) . The computer readable recording medium may also be distributed over a networked computer system so that computer readable code can be stored and executed in a distributed manner.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the invention.

110, 210:
120, and 230:
130, 240:
140, 250:
150, 270:
220: visitor shooting section
260: visitor voice input unit

Claims (22)

A worker photographing section for photographing a face image of a worker facing a visitor;
A storage unit for storing face images of a worker (including a dangerous situation face image indicating a dangerous situation);
A control unit comparing the face image input from the worker photographing unit with a plurality of face images stored in the storage unit and determining that a dangerous situation occurs when the face image matches the dangerous situation face image; And
And a notification unit for reporting the occurrence of the dangerous situation to a predetermined emergency network under a control of the control unit or transmitting the risk notification message to a risk notification message.
The method according to claim 1,
Wherein the control unit determines that a worker arrives at work, leaves work, or performs normal work when a face image input from the worker photographing unit matches a face image in a normal state.
The method according to claim 1,
And an alarm unit for outputting an emergency alert sound under the control of the control unit when the dangerous situation occurs.
The method according to claim 1,
Wherein the worker photographing unit is provided to adjust at least one of a photographing angle and a photographing position.
A worker photographing section for photographing a face image of a worker facing a visitor;
A visitor photographing unit for photographing a visitor image;
A storage unit for storing face images of a worker (including a dangerous situation face image indicating a dangerous situation);
A face image input from the worker photographing unit is compared with a plurality of face images stored in the storage unit to determine that a dangerous situation occurs when the face image matches the dangerous situation face image, A controller for storing a visitor image in the storage unit;
And a notification unit for reporting the occurrence of the dangerous situation to a predetermined emergency network under a control of the control unit or transmitting the risk notification message to a risk notification message.
6. The method of claim 5,
Wherein the reporting unit transmits a visitor image photographed from the visitor photographing unit or a visitor image stored in the storing unit to a predetermined external terminal when the dangerous situation occurs.
The method according to claim 6,
And a visitor voice input unit for receiving the voice of the visitor and outputting the voice as an electric voice signal,
Wherein the control unit further stores a voice signal of a visitor at the time of storing the visitor image in the storage unit.
8. The method of claim 7,
Wherein the notification unit further transmits a voice signal of a visitor at the time of transmitting the visitor image.
6. The method of claim 5,
Wherein the control unit determines that a worker arrives at work, leaves work, or performs normal work when a face image input from the worker photographing unit matches a face image in a normal state.
6. The method of claim 5,
And an alarm unit for outputting an emergency alert sound under the control of the control unit when the dangerous situation occurs.
6. The method of claim 5,
Wherein the worker photographing unit is provided to adjust at least one of a photographing angle and a photographing position.
6. The method of claim 5,
Wherein the visitor photographing unit is provided to adjust at least one of a photographing angle and a photographing position.
(1) photographing a face image of a worker facing a visitor;
(2) receiving a face image of a worker and comparing the face image with a plurality of face images stored in a database;
(3) determining that a dangerous situation occurs when a face image of a worker is matched with a previously stored dangerous face image; And
(4) reporting the occurrence of the dangerous situation as a predetermined emergency communication network or transmitting it as a danger notification message.
14. The method of claim 13, wherein, prior to step (1)
The method of claim 1, further comprising: (A) storing the plurality of facial images including the facial image of the critical condition and the facial image of the normal state on a per-worker basis, and constructing the database.
14. The method of claim 13,
Wherein the step (3) is performed when the face image of the worker is matched with the face image of the steady state, it is determined that the worker is going to work, leaving work, or working normally.
14. The method of claim 13,
The method of claim 1, wherein the step (4) further comprises the steps of: outputting an emergency alarm in response to the occurrence of the dangerous situation.
(1) photographing a face image and a visitor image of a worker facing a visitor, respectively;
(2) receiving a face image of a worker and comparing the face image with a plurality of face images stored in a database;
(3) storing the photographed visitor image when it is determined that a dangerous situation occurs when a face image of a worker is matched with a previously stored dangerous face image;
(4) reporting the occurrence of the dangerous situation to a predetermined emergency communication network or transmitting it as a danger notification message; And
(5) transmitting the stored visitor image or a visitor image captured in real time to an external terminal set in advance.
18. The method of claim 17,
Wherein the step (3) further stores a voice signal of a visitor at the time of storing the visitor image.
19. The method of claim 18,
Wherein the step (5) further transmits a visitor's voice signal at the time of transmitting the visitor image.
The method according to claim 17, wherein, prior to the step (1)
The method of claim 1, further comprising: (A) storing the plurality of facial images including the facial image of the critical condition and the facial image of the normal state on a per-worker basis, and constructing the database.
18. The method of claim 17,
Wherein the step (3) is performed when the face image of the worker is matched with the face image of the steady state, it is determined that the worker is going to work, leaving work, or working normally.
18. The method of claim 17,
The method of claim 1, wherein the step (4) further comprises the steps of: outputting an emergency alarm in response to the occurrence of the dangerous situation.

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