KR102275661B1 - Door viewer and method, computer-readable storage medium and computer program thereof - Google Patents

Abstract

According to various embodiments, the first housing; a second housing; a bracket connecting the first housing and the second housing; a human body detection sensor located in the first housing; a magnetic sensor located in the second housing; When a person approaches by using the human body detection sensor, the person is sensed, a magnetic force change from an external magnet unit is sensed using the magnetic sensor, and a sequence of occurrence of the detection of the person and the detection of the magnetic force change may include a control unit that determines whether the person enters or leaves the room based on the , and controls to execute a notification operation based on the determination.

Description

Door viewer and operating method thereof, computer-readable recording medium and computer program {DOOR VIEWER AND METHOD, COMPUTER-READABLE STORAGE MEDIUM AND COMPUTER PROGRAM THEREOF}

The present invention relates to a door viewer, an operating method thereof, a computer-readable recording medium, and a computer program.

Conventional general door viewer can photograph the visitor through the camera installed outdoors when the visitor presses the doorbell bell, and output the captured image through the monitor installed indoors, and accordingly, the user (landlord, building manager, etc.) ) could identify the visitor. For example, the door viewer includes a camera installed on the upper outer side of a door (eg, a front door), and a body connected to the camera through a mounting bracket installed on the inner upper end of the door. The main body includes a control unit and a communication module connected to the control unit, and the control unit transmits an image signal captured by the camera to a monitor installed indoors by wire and/or wirelessly.

Recently, as security such as intrusion and crime prevention from the outside becomes important in general homes, businesses, and/or schools, the door viewer expands from the function of simply checking visitors, and adds security functions such as intrusion detection and dispatch service. For this purpose, technology development is being made, and the development of additional functions for user convenience is also required.

Accordingly, various embodiments of the present invention may provide a door viewer including a visitor identification function and a security function, an operating method thereof, a computer-readable recording medium, and a computer program. For example, the door viewer may provide motion detection of a door (eg, a hallway), video recording, two-way voice call, and real-time video confirmation service. For example, the door viewer may include a door lock detection function, and thus may provide unmanned security and/or entry/exit notification service.

According to various embodiments, the first housing; a second housing; a bracket connecting the first housing and the second housing; a human body detection sensor located in the first housing; a magnetic sensor located in the second housing; When a person approaches by using the human body detection sensor, the person is sensed, a magnetic force change from an external magnet unit is sensed using the magnetic sensor, and a sequence of occurrence of the detection of the person and the detection of the magnetic force change may include a control unit that determines whether the person enters or leaves the room based on the , and controls to execute a notification operation based on the determination.

According to various embodiments, the control unit checks a change in the strength of the magnetic force using the magnetic sensor, and determines opening or closing of the door to which the door viewer is attached based on the strength of the magnetic force, and the door Based on it is determined that the open, it is possible to control to determine the entry or exit of the person.

According to various embodiments, the controller determines that the door is opened when the strength of the magnetic force decreases from a value greater than a first threshold value to the first threshold value, and the strength of the magnetic force is a second threshold value When it is increased from a smaller value to the second threshold value, it is determined that the door is closed, and the first threshold value may be smaller than the second threshold value.

According to various embodiments, the first housing is provided on the outside of the door, the second housing is provided on the inside of the door, and the control unit, when it is determined that the door is opened after detecting the person, the person When it is determined that the person has entered the room, and the person is detected after it is determined that the door is opened, it may be determined that the person has left the outdoors.

According to various embodiments, the controller may check the number of times the person is detected within a predetermined time using the human body detection sensor, and adjust the size of the first threshold value based on the number of times the person is detected.

According to various embodiments, it further includes a camera module, wherein the control unit activates the camera module when the human body is detected using the human body sensor, and is included in the image obtained using the activated camera module. By recognizing the person, it is possible to check the number of times the person is detected.

According to various embodiments of the present disclosure, further comprising a distance measuring device, wherein the control unit determines to open or close the door to which the door is attached by using the distance measuring device, and based on the determination that the door is open, the It can be controlled to determine whether a person enters or leaves the room.

According to various embodiments of the present disclosure, it further includes a communication module, wherein when it is determined that the person enters or leaves the room, the control unit transmits information corresponding to the person entering or leaving the room to the electronic device or the server using the communication module. can be transmitted

According to various embodiments, it further includes a communication module, wherein the control unit executes a security setting function to trigger the notification operation when it is determined that the person has entered the room based on the information received using the communication module. may include doing

According to various embodiments of the present disclosure, the controller may control to execute the notification operation when it is determined that the person enters the room before releasing the executed security setting function.

According to various embodiments of the present disclosure, when it is determined that the person enters the room, the controller may control to execute the notification operation if the executed security setting function is not released for a predetermined time.

According to various embodiments, when receiving a link signal through the access point from another electronic device registered to the wireless access point to which the door viewer is connected, the control unit, using the communication module, performs the security setting function It is controlled to temporarily release for a predetermined time, and when it is determined that a person enters the room while the security setting function is temporarily released, it is possible to control not to perform the notification operation.

According to various embodiments, when receiving a link signal through short-range communication from another electronic device using the communication module, control to temporarily release the executed security setting function for a predetermined time, and the security setting function temporarily If it is determined that a person enters the room while it is released, it is possible to control not to perform the notification operation.

According to various embodiments of the present disclosure, a method of operating a door viewer includes: detecting a person when a person approaches using a human body detection sensor of the door viewer; detecting a change in magnetic force from an external magnet unit using a magnet sensor of the door viewer; determining the entry or exit of the person based on a sequence of occurrence of the detection of the person and the detection of the magnetic force change; and executing a notification operation based on the determination.

According to various embodiments, the method further includes an operation of checking the strength of the magnetic force using the magnetic sensor, and an operation of determining whether to open or close the door to which the door viewer is attached based on a change in the strength of the magnetic force, , The operation of determining the entry or exit of the person based on the detection of the person and the detection of the magnetic force may include an operation of determining the entry or exit of the person based on it is determined that the door is opened. .

According to various embodiments, in the operation of determining whether to open or close the door to which the door viewer is attached, when the strength of the magnetic force decreases from a value greater than a first threshold value to the first threshold value, the door is determining that the door is open; and determining that the door is closed when the strength of the magnetic force increases from a value less than a second threshold value to the second threshold value, wherein the first threshold value is the second threshold value. 2 may be less than the threshold value.

According to various embodiments, the operation of determining whether the person enters or leaves the room includes an operation of determining that the person enters the room when it is determined that the door is opened after the detection of the person, an operation of determining that the person enters the room, and that the door is opened When the determination is made and the person is detected, the method may include determining that the person has left the outdoors.

According to various embodiments, the method further includes checking the number of detections of the person within a predetermined time using the human body detection sensor, and adjusting the size of the first threshold value based on the number of detections of the person. can do.

According to various embodiments, the checking of the number of detections of the person using the human body sensor may include: activating the camera module of the door viewer when the person is detected using the human body sensor; and recognizing the person included in the image obtained by using the camera module, and confirming the number of times the person is detected.

According to various embodiments, there is provided a computer-readable recording medium storing a computer program, comprising: detecting a person when a person approaches using a human body detection sensor of a door viewer; detecting a change in magnetic force from an external magnet unit using a magnet sensor of the door viewer; determining the entry or exit of the person based on a sequence of occurrence of the detection of the person and the detection of the magnetic force change; and instructions for causing the processor to perform an operation method of the door viewer including an operation of executing a notification operation based on the determination.

According to various embodiments of the present disclosure, there is provided a computer program stored in a computer-readable recording medium, comprising: detecting a person when a person approaches by using a human body detection sensor of a door viewer; detecting a change in magnetic force from an external magnet unit using a magnet sensor of the door viewer; determining the entry or exit of the person based on a sequence of occurrence of the detection of the person and the detection of the magnetic force change; and instructions for causing the processor to perform an operation method of the door viewer including an operation of executing a notification operation based on the determination.

A door viewer, an operating method thereof, a computer-readable recording medium, and a computer program according to various embodiments of the present disclosure may provide a visitor identification function and a security function. For example, the door viewer may provide a video recording service, a two-way voice call, and a real-time video confirmation service along with motion detection of a door (eg, a hallway). For example, the door viewer may include a door lock detection function, and thus may provide unmanned security and/or entry/exit notification service.

1 is a block diagram of a door viewer in a network environment according to an embodiment of the present invention.
2 is a view showing a door viewer according to an embodiment of the present invention.
3 is a view showing a state in which the door viewer is installed on the top of the door according to an embodiment of the present invention.
4A and 4B are flowcharts of an operation of providing a notification service of a door viewer according to an embodiment of the present invention.
5 is a flowchart of an operation of providing a notification service of a door viewer according to an embodiment of the present invention.
6 is a flowchart for controlling a threshold value corresponding to a criterion for determining whether a door is opened and/or closed by a door viewer according to an embodiment of the present invention.
7 is an operation flowchart of a door viewer according to an embodiment of the present invention.

First, the advantages and features of the present invention, and a method for achieving them will become clear with reference to the embodiments described below in detail in conjunction with the accompanying drawings. Here, the present invention is not limited to the embodiments disclosed below, but may be implemented in a variety of different forms, and only these embodiments allow the disclosure of the present invention to be complete, and are common in the technical field to which the present invention pertains. The technical scope of the present invention should be defined by the claims since it is provided by way of example so that those with knowledge can clearly understand the scope of the invention.

In addition, in the following description of the present invention, if it is determined that a detailed description of a well-known function or configuration may unnecessarily obscure the gist of the present invention, the detailed description thereof will be omitted. And, the terms to be described later are terms defined in consideration of functions in the present invention, which may vary depending on the intentions or customs of users, operators, etc., of course. Therefore, the definition should be made based on the technical idea described throughout this specification.

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

1 is a block diagram of a door viewer in a network environment according to an embodiment of the present invention.

Referring to FIG. 1 , the door viewer 100 may include a controller 101 , a sensor module 107 , a camera module 109 , a communication module 111 , and a memory 113 . In some embodiments, at least one of the above components may be omitted or other components may be added to the door viewer 100 , and some components may be integrated and implemented.

The sensor module 107 may include one or more sensors capable of generating an electrical signal or data value corresponding to an internal operating state (eg, power) of the door viewer 200 or an external environmental state.

The sensor module 107 may include a magnet sensor 103 and a human body detection sensor 105 .

The magnetic sensor 103 may be attached (mounted) to a portion of the housing of the door viewer 200 or embedded in the housing of the door viewer 100 .

For example, the magnet sensor 103 may include a reed switch and/or a hall sensor. For example, the reed switch may generate an on or off signal by a magnetic force provided by a magnet unit (eg, the magnet unit 330 ) and provide it to the control unit 101 . For example, the Hall sensor may detect a magnetic force (direction and strength of the magnetic force) provided by a magnet unit (eg, the magnet unit 330 ).

The human body detection sensor 105 (a passive infrared sensor (PIR) sensor) may detect the presence of a person.

Although not shown, the sensor module 107 may further include a proximity sensor, an infrared (IR) sensor, a biometric sensor (heart rate sensor), a temperature sensor, a humidity sensor, and/or an illuminance sensor.

The camera module 109 may capture still images and moving images. For example, the camera module 109 may include one or more lenses, an image sensor, an image signal controller, or a flash.

The communication module 111 may support establishment of a wired or wireless communication channel between the door viewer 100 and an external electronic device (not shown) and performing communication through the established communication channel. For example, the communication module 111 may include a wireless communication module (eg, a cellular communication module, a Wi-Fi communication module, a short-range wireless communication module, or a global navigation satellite system (GNSS) communication module) and/or a wired communication module (eg, LAN (local area network) including a communication module, or a power line communication module), and using a corresponding communication module among them, the first network 197 (eg, Bluetooth, WiFi direct, or a short-range communication network such as IrDA (infrared data association)) ) or the second network 199 (eg, a cellular network, the Internet, or a telecommunication network such as a computer network (eg, LAN or WAN)). For example, the door viewer 100 communicates with the indoor electronic device 191 through the first network 197 or with the electronic device 193 or the server 195 through the second network 199 . can communicate. For example, the door viewer 100 may communicate with the electronic device 193 through the server 195 .

The above-described various types of communication modules 111 may be implemented as a single chip or as separate chips.

The memory 113 includes various data used by at least one component of the door viewer 100 (eg, the control unit 101, the sensor module 107, the camera module 109, or the communication module 111); For example, it may store input data or output data for software (eg, a program) and instructions related thereto. The memory 113 may include a volatile memory or a non-volatile memory.

The control unit 101 (also referred to as a control device), for example, by driving software (eg, a program), at least one other component (eg, hardware or software) of the door viewer 100 connected to the control unit 101 . component) and can perform various data processing and operations.

2 is a view showing a door viewer according to an embodiment of the present invention.

Referring to FIG. 2 , the door viewer 100 may include a first housing 220 , a second housing 230 , and a bracket 240 .

On the front part 223 of the first housing 220, a human body detection sensor 225 (eg, human body detection sensor 105) and/or a camera module 227 (eg, camera module 109) is attached or can be embedded. For example, although not shown, one or more sensors (eg, proximity) other than the speaker (not shown) and/or the human body detection sensor 225 are provided in the first housing 220 for outputting a notification/warning sound, etc. sensors, etc.) may be attached or embedded.

In the first housing 220, a rail groove 243 for enabling the bracket 240 to slide and an insertion hole 245 into which a fixing member 250 (eg, screw, bolt, etc.) can be inserted may be formed. . The rail groove 243 may provide a movement path through which the slit part 251 of the bracket 240 can slide. The insertion hole 249 may provide a passage through which the fixing member 250 may be inserted.

Depending on the position where the slit part 251 of the bracket 240 is inserted into the rail groove 247 of the first housing 220, the separation distance between the first housing 220 and the second housing 230 may be adjusted. When the slit part 251 of the bracket 240 is slid to an appropriate position in the rail groove 247 , the fixing member 250 penetrates the slit part 251 through the insertion hole 249 to the first housing. It may be fixed to the upper part of the 221 . For example, a mounting protrusion (not shown) for pressing the upper surface of the slit 251 of the bracket 240 may be provided in the rail groove 247 when the bracket 240 is inserted.

A magnetic sensor 231 (eg, the magnetic sensor 103) may be attached to or embedded in the upper end of the second housing 230 . A rear surface of the second housing 230 may include an attachment part 237 . For example, the attachment part 237 may include an attachment member (eg, a double-sided tape, a magnet, etc.) for attaching the second housing 230 to the door. An operation switch 233 may be disposed on a side surface of the second housing 230 , and the battery 235 may be embedded in the second housing 230 . For example, although not shown, a control unit (not shown) (eg, the control unit 101 ) and/or a communication module (not shown) (eg, the communication module 111 ) may be embedded in the second housing 230 . can

The bracket 240 may connect between the first housing 220 and the second housing 230 . For example, the bracket 240 may be made of a flexible material, and may be attached to the top of the door to change its shape according to the shape of the top of the door. For example, the bracket 240 may include slit portions 251 formed on both sides, and the first bracket 241 and the second housing are fixed to the first housing 220 through the slit portion 251 . It may include a second bracket 245 disposed to protrude from the 230 , and a flexible band 243 made of a flexible material connecting between the first bracket 241 and the second bracket 245 .

A long groove 253 into which the fixing member 250 can be inserted may be formed in the slit portion 241 . Since the long groove 253 may extend in the sliding movement direction of the slit part 251 , it may be fixed to the first housing 220 by the fixing member 250 at the moving position of the slit part 251 .

According to an example, when the door viewer 200 is installed on the door, the bracket 240 is mounted (positioned, mounted, attached) on the upper end of the door, so that the first housing 220 is located outside the door. It may be located outside the door to be exposed, and the second housing 230 may be located inside the door to be exposed to an internal environment that is inside the door.

Meanwhile, although not shown, components of the door viewer 200 (eg, a human body detection sensor 225 , a camera module 227 , a magnet sensor 231 , an operation switch 233 , a battery 235 , and a control unit) (not shown), a communication module (not shown), and/or a speaker (not shown), etc.) may be configured to be electrically connected to each other through an electric wire (wire band).

3 is a view showing a state in which the door viewer is installed on the top of the door according to an embodiment of the present invention.

Referring to FIG. 3 , the door viewer 100 may be installed (attached, mounted) to be mounted on the upper end of the door 321 in contact with the upper door frame 323 . For example, the magnet part 330 may be installed (attached, mounted) to the upper door frame 323, and the door viewer at a distance (designated or arbitrarily spaced apart) that can sense the magnetic force from the magnet part 330 The door viewer 300 may be installed in a portion of the door 321 at a position corresponding to the magnet part 330 so that the magnet sensor 303 (eg, the magnet sensor 103) of the 300 is located. .

According to various embodiments, the door viewer 100 includes a first housing (eg, the first housing 220), a second housing (eg, the second housing 230), the first housing and the second housing. A bracket for connecting the housing (eg, bracket 240), a human body detection sensor (eg, human body detection sensor 105, human body detection sensor 225) located in the first housing, a magnet located in the second housing A sensor (eg, the magnetic sensor 103, the magnetic sensor 231), detects a person using the human body detection sensor, and uses the magnetic sensor to detect a person from an external magnet (eg, the magnet 330). A control unit (eg, the control unit 101) that detects a magnetic force, determines the entry or exit of the person based on the detection of the person and the detection of the magnetic force, and controls to execute a notification operation based on the determination can do.

According to an embodiment, the control unit checks the strength of the magnetic force using the magnet sensor, determines whether to open or close the door to which the door viewer is attached, based on the strength of the magnetic force, and determines that the door is opened. Based on what is determined to be, it is possible to determine the entry or exit of the person.

According to an embodiment, the control unit determines that the door is opened when the strength of the magnetic force is from a value greater than a first threshold value to less than or equal to a first threshold value, and the strength of the magnetic force is less than a second threshold value. When the value is greater than or equal to the second threshold, it may be determined that the door is closed.

According to an embodiment, when the intensity of the magnetic force corresponding to the first threshold is sensed at a value greater than the first threshold after the detection of the person, the controller determines that the person has entered the room, and the When the person is sensed after sensing the strength of the magnetic force corresponding to the first threshold value at a value greater than the first threshold value, it may be determined that the person has left the room.

According to an embodiment, the control unit may include checking the number of detections of the person within a predetermined period using the human body detection sensor, and re-adjusting the size of the first threshold value based on the number of detections of the person can

According to an embodiment, the door viewer further includes a camera module (eg, a camera module 109, a camera module 227), and the control unit, when detecting the person using the human body sensor, It may include activating a camera module, recognizing the person included in an image obtained by using the activated camera module, and checking the number of times the person is detected within a predetermined period.

According to an embodiment, the door viewer further includes a distance measuring device, and the control unit determines to open or close the door to which the door is attached by using the distance measuring device, and determines that the door is open. Based on that, it is possible to control to determine the entry or exit of the person.

According to an embodiment, the door viewer further includes a communication module (eg, the communication module 111), and the control unit, when the person enters or leaves the room, uses the communication module to enter or exit the person. It may include transmitting information corresponding to leaving the room to an electronic device or a server.

According to an embodiment, the control unit may execute a security setting function to trigger the notification operation when the person enters the room, based on the information received using the communication module.

According to an embodiment, the control unit may include controlling to execute the notification operation when the person enters the room, before releasing the executed security setting function.

4A and 4B are flowcharts of an operation of providing a notification service by a door viewer (eg, the door viewer 100 or the control unit 101 of the door viewer 100) according to an embodiment of the present invention.

The door viewer 100 may include a human body detection sensor (eg, the human body detection sensor 105 ) and a magnetic sensor (eg, the magnet sensor 103 ). For example, the human body detection sensor of the door viewer is located at a location corresponding to the outside of the door, and the magnetic sensor of the door viewer corresponds to the inside of the door and the magnet part (eg, the magnet part 330 ) of the door. can be located where

Referring to FIG. 4A , in operation 401 , the door viewer may detect a person.

According to an embodiment, the door viewer may detect a person using a human body detection sensor. For example, when a specific person is located outside the door (in front of the front door), the human body detection sensor may detect the specific person (presence of the specific person).

In operation 403 , the door viewer may determine whether the door is open.

When the door viewer detects a person (detects the presence of a person), operation 403 may be executed.

The door viewer may determine whether the door is open by using a magnetic sensor. For example, the door viewer may measure the strength of the magnetic force by using the magnetic sensor, and may determine whether the door is open or closed based on the strength of the magnetic force.

For example, opening and closing of the door may be determined according to a comparison between the strength of the magnetic force (or the range of the strength of the magnetic force), which is a specified threshold value, and the strength of the magnetic force measured using the magnetic sensor. For example, the distance (or distance range) between the corresponding door viewer and the magnet unit (eg, the magnet unit 330 ) may be specified for each strength of the magnetic force (or the range of the strength of the magnetic force) that is a specified threshold value, and the door viewer Opening and closing of the door may be determined according to a distance between the magnet and the magnet unit. For example, the first magnetic force intensity range, which is the first threshold value, may be specified to correspond to a distance between the door viewer and the magnet unit being equal to or greater than the first distance (eg, 40 mm), and in this case, it may be determined that the door is open. have. For example, the second magnetic force strength range, which is the second threshold value, may be specified to correspond to that the distance between the door viewer and the magnet is within the second distance (eg, 25 mm), and in this case, it is determined that the door is closed. can

For example, the door viewer may measure the strength of the magnetic force using a magnetic sensor, and when the strength of the magnetic force is included in the first magnetic force strength range that is a specified first threshold value, the door viewer determines that the door is open. can

According to an embodiment, if it is determined in operation 403 that the door is open, operation 405 may be executed, otherwise the operation of the present embodiment may be terminated.

In operation 405 , the door viewer may determine that a person has entered the room.

According to an embodiment, when it is determined that the door is opened after the person is detected, the door viewer may determine that the person has entered the room. For example, when the door viewer determines that the door is opened before the lapse of a specified time after the person is detected, the door viewer may determine that the person has entered the room.

In operation 407 , the door viewer may execute a notification operation corresponding to a person entering the room.

According to an embodiment, when the door viewer determines that a person has entered the room, operation 407 may be executed.

According to an embodiment, the notification operation corresponds to an operation of outputting a specified sound or voice through a speaker of the door viewer and/or a person entering the room through a communication module (eg, communication module 111) of the door viewer. It may include an operation of transmitting the specified information. For example, the operation of transmitting information corresponding to a person's entrance through the communication module of the door viewer is performed by the user to the electronic device (eg, the electronic device 193) through the server (eg, the server 195). It may include transmission of specified information corresponding to the entrance of the person or transmission of specified information corresponding to the entrance of the person to an electronic device (eg, the electronic device 191). For example, the designated information may include information indicating a person's entrance and/or location information of a location where the door viewer is installed.

For example, the electronic device that has received the designated information corresponding to the person's entry may execute a notification operation corresponding to the entry through a door viewer management (or control) application installed in the electronic device. For example, the notification operation corresponding to the entrance through the door viewer management application may include a specified sound output through a speaker of the electronic device, vibration through a vibration motor of the electronic device, and/or a specified time through a display of the electronic device. It may include information output.

For example, the door viewer management application installed in the electronic device may include a function for managing and/or controlling the door viewer. For example, the door viewer management application installed in the electronic device checks real-time video (video), video recording, image capture, security setting to execute a notification function to be described later when a person breaks in, and to cancel the set security It may include a security call function to unlock and/or call the police or security company and/or to be dispatched.

Referring to FIG. 4B , in operation 411 , the door viewer may determine whether the door is open.

According to an embodiment, the door viewer may determine whether the door is opened using a magnetic sensor. For example, the door viewer may measure the strength of the magnetic force by using the magnetic sensor, and may determine whether the door is open or closed based on the strength of the magnetic force.

For example, opening and closing of the door may be determined according to a comparison between the strength of the magnetic force (or the range of the strength of the magnetic force), which is a specified threshold value, and the strength of the magnetic force measured using the magnetic sensor. For example, the distance between the corresponding door viewer and the magnet unit (eg, the magnet unit 330 ) may be specified for each strength of the magnetic force (or the range of the strength of the magnetic force) that is a specified threshold value, and the distance between the door viewer and the magnet unit Opening and closing of the door may be determined according to this. For example, the first magnetic force intensity range, which is the designated first threshold value, may be designated as corresponding to that the distance between the door viewer and the magnet unit is equal to or greater than the first distance (eg, 40 mm), in which case, it is determined that the door is open. can For example, the second magnetic force intensity range, which is the designated second threshold value, may be designated to correspond to a distance between the door viewer and the magnet unit being within a second distance (eg, 25 mm), and in this case, it is determined that the door is closed. can be decided.

For example, the door viewer may measure the strength of the magnetic force by using a magnetic sensor, and when the measured strength of the magnetic force is included in a first magnetic force strength range that is a specified first threshold value, the door viewer may detect when the door is opened. it can be decided that

According to an embodiment, when the door viewer determines that the door is open, operation 413 may be executed, otherwise the operation of the present embodiment may be terminated.

In operation 413 , the door viewer may detect a person.

According to an embodiment, when the door viewer determines that the door is open, operation 413 may be executed.

According to an embodiment, the door viewer may detect a person using a human body detection sensor. For example, when a specific person is located outside the door (in front of the front door), the human body detection sensor may detect the specific person (presence of the specific person).

In operation 415 , the door viewer may determine that the person has left the room.

According to an embodiment, when a person is detected after determining that the door is open, the door viewer may determine that the person has left the room. For example, the door viewer may determine that the person has left the room when a person is detected before the lapse of a specified time after determining that the door is opened.

In operation 417 , the door viewer may execute a notification operation corresponding to the person leaving the room.

According to an embodiment, when the door viewer determines that the person has left the room, operation 417 may be executed.

According to an embodiment, the notification operation corresponds to an operation of outputting a specified sound or voice through a speaker of the door viewer and/or a person leaving the room through a communication module (eg, communication module 111) of the door viewer It may include an operation of transmitting the specified information. For example, the operation of transmitting the information corresponding to the person's exit through the communication module of the door viewer is the It may include transmission of designated information corresponding to an exit or transmission of designated information corresponding to an exit of the person to an electronic device (eg, the electronic device 191). For example, the designated information may include information indicating a person's exit and/or location information of a location where the door viewer is installed.

For example, the electronic device that has received the designated information corresponding to the person's exit may execute a notification operation corresponding to the exit through a door viewer management application installed in the electronic device. For example, the notification operation corresponding to the departure through the door viewer management application may include a specified sound output through a speaker of the electronic device, vibration through a vibration motor of the electronic device, and/or a specified time through a display of the electronic device. It may include information output.

The operations of FIGS. 4A and 4B described above may be executed in a state in which the security function of the door viewer is set. For example, the security function may include executing a specified notification operation by the door viewer when the door is opened and/or closed.

5 is a flowchart of an operation of providing a notification service by a door viewer (eg, the door viewer 100 or the control unit 101 of the door viewer 100) according to an embodiment of the present invention.

According to an embodiment, the door viewer may include a human body detection sensor (eg, the human body detection sensor 105) and a magnetic sensor (eg, the magnetic sensor 103). For example, the human body detection sensor of the door viewer is located at a location corresponding to the outside of the door, and the magnetic sensor of the door viewer corresponds to the inside of the door and the magnet part (eg, the magnet part 330 ) of the door. can be located where

Referring to FIG. 5 , in operation 501 , the door viewer may execute a security function setting.

According to an embodiment, the setting of the security function may include setting to execute a notification operation when a door is opened and/or a person enters the room without releasing the set security function.

In operation 503, the door viewer may check the entry or exit of the person.

According to an embodiment, the door viewer may check the entry or exit of a person in a state in which the security function is set.

For example, when the door viewer determines that the door is opened after the person is detected, the door viewer may determine that the person has entered the room. Since the operation of determining the entrance of a person by the door viewer has been described in detail with reference to FIG. 4A , it will be omitted.

For example, when a person is detected after determining that the door is opened, the door viewer may determine that the person has left the room. Since the operation of determining the exit of the person by the door viewer has been described in detail with reference to FIG. 4B , it will be omitted.

According to an embodiment, when the door viewer determines that a person has entered the room, operation 505 may be executed.

In operation 505 , the door viewer may execute a notification operation.

According to an embodiment, when a person enters the room (when it is determined that a person enters the room) in a state in which the security function is set by the door viewer, a notification operation may be executed. For example, when a person enters a room with a security function set (when it is determined that a person enters the room), the door viewer may determine that a person has entered the building, and may execute a notification operation accordingly.

For example, the notification operation corresponds to an operation of outputting a specified sound or voice through a speaker of the door viewer and/or a communication module (eg, communication module 111) of the door viewer to respond to intrusion of a person. It may include an operation of transmitting specified information.

For example, the operation of transmitting designated information corresponding to the intrusion of a person through the communication module of the door viewer to the electronic device (eg, the electronic device 193) through the server (eg, the server 195) transmission of designated information corresponding to the intrusion of the user or transmission of designated information corresponding to the intrusion of the person to the electronic device (eg, the electronic device 191). For example, the electronic device that has received the designated information corresponding to the intrusion of a person may execute a notification operation corresponding to the intrusion through a door viewer management application installed in the electronic device. For example, the notification operation corresponding to the intrusion through the door viewer management application may include a specified sound output through a speaker of the electronic device, vibration through a vibration motor of the electronic device, and/or a specified time through a display of the electronic device. It may include information output.

For example, the operation of transmitting the designated information corresponding to the intrusion of a person through the communication module of the door viewer is a server such as a police station server or a security company, and the designated information corresponding to the intrusion of the person (eg, intrusion occurrence information) and address information, etc.), and accordingly, when a person's intrusion is determined, the police or security company can be dispatched to the building (location).

According to an embodiment, when the door viewer determines that the person has left the room, the operation of the present embodiment may be terminated. For example, the door viewer may prevent a notification operation such as operation 507 from being executed when a person leaves the room (when it is determined that the person leaves the room) while the security function is set.

In addition to the above-described embodiment of FIG. 5 , when the door viewer determines that a person has entered the room according to operation 503 , an operation for checking whether a specified time (eg, 30 seconds) has elapsed may be further executed. For example, if the reception of an input for releasing the set guard is confirmed before the lapse of the specified time, the operation 507 is not executed, and the operation of the present embodiment may be terminated. For example, when the reception of an input for canceling or temporarily releasing the set guard before the specified time has elapsed is not confirmed, the operation 507 may be executed.

For example, the input for canceling or temporarily releasing the set guard may correspond to the pressing of the designated guard releasing button of the door viewer or the execution of the guard releasing or temporary releasing function through the door viewer-related application installed in the electronic device. may include receiving information.

For example, the input for canceling or temporarily canceling the set security is performed by an electronic device registered in a wired/wireless Internet router (AP) to which the door viewer accesses (or is registered) through a communication module of the door viewer. It may include confirmation of connection (access) to the AP. For example, when the AP and the electronic device are connected, the AP and/or the electronic device may transmit information corresponding to the connection between the AP and the electronic device to the door viewer, and the AP and the electronic device Upon receiving the information corresponding to the connection of the door viewer, the set guard may be automatically released or temporarily released.

For example, the input for releasing or temporarily releasing the set guard may include confirmation that the door viewer and the electronic device are paired. For example, when the door viewer and the electronic device are paired, the door viewer may automatically release or temporarily release the set guard.

6 illustrates a threshold value corresponding to a criterion for determining the opening and/or closing of a door of a door viewer (eg, the door viewer 100 or the control unit 101 of the door viewer 100) according to an embodiment of the present invention. This is a flow chart for control.

Referring to FIG. 6 , the door viewer may include a human body detection sensor (eg, a human body detection sensor 105 ) and a magnetic sensor (eg, a magnet sensor 103 ). For example, the human body detection sensor of the door viewer is located at a location corresponding to the outside of the door, and the magnetic sensor of the door viewer corresponds to the inside of the door and the magnet part (eg, the magnet part 330 ) of the door. can be located where

In operation 601, the door viewer may detect a person using the human body detection sensor.

According to an embodiment, when a person is located in front of the door, the door viewer may detect the person using a human body detection sensor.

In operation 603 , the door viewer may determine whether the number of detections of the person is greater than or equal to a specified number of times.

According to an embodiment, the door viewer may check whether the number of times of detection of the person detected by the human body detection sensor is equal to or greater than a specified number (period) for a specified time. For example, the door viewer may determine that the suspicious person is standing in front of the door when the number of times the person is detected by the human body detection sensor is greater than or equal to the specified number of times during the specified time.

According to an embodiment, if the number of detections of the person by the door viewer is equal to or greater than a specified number of times, operation 605 may be executed, otherwise the operation of the present embodiment may be terminated.

In operation 605 , the door viewer may execute a readjustment operation of a specified threshold value (hereinafter referred to as a first threshold value) corresponding to the magnetic sensor's determination to open the door.

According to an embodiment, the specified first threshold value may include a first magnetic force intensity range (or first magnetic force intensity) or a first distance range (or first distance).

For example, the first magnetic force intensity range may be designated to correspond to a distance between the door viewer and the magnet unit being equal to or greater than the first distance (eg, 40 mm), and in this case, the door may be designated as open.

According to an embodiment, the readjustment of the first threshold value may be readjusted to correspond to the number of detections of the person.

For example, when the specified number of times is a first number (eg, 10 times), the first threshold value may be reduced by a specified first value. For example, reducing the first threshold value by a specified first value may enlarge the first magnetic force intensity range so that the distance between the door viewer and the magnet unit is reduced by the first value (eg, 5 mm).

For example, when the specified number of times is a second number (eg, 20), the first threshold value may be reduced by a specified second value. For example, reducing the first threshold value by a specified second value may enlarge the first magnetic force intensity range so that the distance between the door viewer and the magnet unit is reduced by the second value (eg, 10 mm).

In addition to the above-described embodiment, when the door viewer detects a person according to operation 601, a camera module (eg, the camera module 109) of the door viewer is automatically activated to take an image. The door viewer may recognize a specific person in the captured image using a recognition technology such as face recognition, and check whether the number of detections of the recognized specific person is greater than or equal to a specified number of times, and the number of detections of the recognized specific person When is equal to or greater than the specified number of times, operation 605 may be executed.

According to the above-described embodiment of FIG. 6 , the door viewer detects that a suspicious person is standing in front of the door using a human body detection sensor and/or camera module according to operation 601 and operation 603 while the security function is being executed. can be checked In this case, according to operation 605, a readjustment operation of the first threshold value and/or the second threshold value may be executed, so that when the suspicious person attempts to open the door, the readjusted first threshold value According to the value and/or the second threshold value, the notification operation may be executed faster than the previously set alarm operation.

In a situation where a suspicious person is recognized in front of the door, by lowering the threshold value between the door viewer and the magnet unit, which is recognized as an open door, normally, rattling of the door due to wind, etc. is not recognized as open, but precise monitoring In this necessary situation (eg, the appearance of a suspicious person), even an attempt to open a door or pulling a closed door can lead to an alarm notification.

7 is an operation flowchart of a door viewer (eg, the door viewer 100 and the control unit 101 of the door viewer) according to an embodiment of the present invention.

In operation 701, the door viewer may detect a person using a human body detection sensor (eg, the human body detection sensor 105).

In operation 703, the door viewer may sense a magnetic force from an external magnet unit (eg, the magnet unit 330) using a magnet sensor (eg, the magnet sensor 103).

In operation 705 , the door viewer may determine whether the person enters or leaves the room based on the detection of the person and the detection of the magnetic force.

In operation 707, the door viewer may execute a notification operation based on the determination.

According to an embodiment, the operation of the door viewer may include checking the strength of the magnetic force using the magnetic sensor and opening or closing the door to which the door viewer is attached based on the change in the strength of the magnetic force. It may further include an operation of determining. In addition, the operation of determining the entry or exit of the person based on the detection of the person and the detection of the magnetic force of the door viewer includes the operation of determining the entry or exit of the person based on the determination that the door is open. may include

According to an embodiment, the determining of opening or closing of the door to which the door viewer is attached is performed when the strength of the magnetic force corresponds to a first threshold value (the strength of the magnetic force is greater than the first threshold value) Determining that the door is opened (when the intensity of the magnetic force increases from a value smaller than the second threshold when the intensity of the magnetic force corresponds to a second threshold value) and determining that the door is closed) when the second threshold value is reached. For example, the first threshold value may be smaller than the second threshold value.

According to an embodiment, the operation of determining whether the person enters or leaves the room may include, when it is determined that the door is opened after the detection of the person, determining that the person has entered the room, and that the door is opened. When the determination is made and the person is detected, the method may include determining that the person has left the outdoors.

According to an embodiment, the operation of the door viewer includes an operation of checking the number of detections of the person using the human body detection sensor, and an operation of adjusting the size of the first threshold based on the number of detections of the person. may include more.

According to an embodiment, the checking of the number of detections of the person using the human body sensor includes: activating the camera module of the door viewer when the person is detected using the human body sensor; and recognizing the person included in the image obtained by using the camera module, and confirming the number of times the person is detected.

According to an embodiment, the operation of determining whether the person enters or leaves the room includes an operation of determining opening or closing of a door to which the door is attached using a distance measuring device of the door viewer, and an operation of determining that the door is opened. Based on that, it may include an operation of determining the entry or exit of the person.

According to an embodiment, the notification operation may include, when the person enters or leaves the room, using a communication module (eg, the communication module 111 ) of the door viewer to provide information corresponding to the person's entrance or exit to the electronic device. can be sent to

According to an embodiment, the operation of the door viewer may further include executing a security setting function to trigger the notification operation when the person enters the room, based on the information received using the communication module. .

According to an embodiment, before the executed security setting function is released, when the person enters the room, the notification operation may be executed.

Various embodiments of the present document include instructions stored in a machine-readable storage media (eg, the memory 113 (internal memory or external memory)) readable by a machine (eg, a computer). It may be implemented in software (eg, a program). The device is a device capable of calling a stored command from a storage medium and operating according to the called command, and may include an electronic device (eg, the electronic device 100 ) according to the disclosed embodiments. When the command is executed by a control unit (eg, the control unit 101) (or a processor), the control unit may directly or use other components under the control of the control unit to perform a function corresponding to the command. Instructions may include code generated or executed by a compiler or interpreter. The device-readable storage medium may be provided in the form of a non-transitory storage medium. Here, 'non-transitory' means that the storage medium does not include a signal and is tangible, and does not distinguish that data is semi-permanently or temporarily stored in the storage medium.

According to an example, the method according to various embodiments disclosed in the present document may be included and provided in a computer program product.

According to various embodiments, as a computer-readable recording medium storing a computer program, when a person approaches using a human body detection sensor of a door viewer, the operation of detecting the person, using a magnet sensor of the door viewer An operation of detecting a change in magnetic force from an external magnet unit, an operation of determining the entry or exit of the person based on a sequence of occurrence of the detection of the person and the detection of the magnetic force change, and a notification operation based on the determination It may include an instruction for causing the processor to perform the operation method of the door viewer including the operation to do so.

According to various embodiments, as a computer program stored in a computer-readable recording medium, when a person approaches using a human body detection sensor of the door viewer, the operation of detecting the person, using the magnet sensor of the door viewer An operation of detecting a change in magnetic force from an external magnet unit, an operation of determining the entry or exit of the person based on a sequence of occurrence of the detection of the person and the detection of the magnetic force change, and a notification operation based on the determination It may include an instruction for causing the processor to perform the operation method of the door viewer including the operation to do so.

The above description is merely illustrative of the technical idea of the present invention, and those of ordinary skill in the art to which the present invention pertains may make various substitutions, modifications, and changes within the scope not departing from the essential characteristics of the present invention. It will be easy to see that this is possible. That is, the embodiments disclosed in the present invention are not intended to limit the technical spirit of the present invention, but to explain, and the scope of the technical spirit of the present invention is not limited by these embodiments.

Accordingly, the protection scope of the present invention should be construed by the claims described below, and all technical ideas within the scope equivalent thereto should be construed as being included in the scope of the present invention.

Claims (21)

In the door viewer (100) attachable to the door and the frame in contact with the door,
a first housing 220 mounted on the upper end of the door and including a human body detection sensor 105;
a second housing 230 attached to the inside of the door and including a magnetic sensor 103;
a bracket 240 connecting the first housing and the second housing;
a magnet unit 330 provided in a frame in contact with the door;
a camera module 109 positioned on the front side of the first housing; and
When a person approaches by using the human body detection sensor, the person is sensed, and from the magnet part according to a change in the separation distance between the door and the frame generated by opening and closing the door using the magnetic sensor. A control unit 101 that detects a change in magnetic force, determines whether the person enters or leaves the room based on the sequence of occurrence of the detection of the person and the detection of the change in magnetic force, and controls to execute a notification operation based on the determination including,
The control unit recognizes a specific person through face recognition in the image captured by the camera module, checks the number of times the recognized specific person is detected within a predetermined time using the human body detection sensor, A door viewer that adjusts the size of a preset threshold value for magnetic force to detect whether the door is opened or closed when the number of detections is greater than or equal to a specified number
According to claim 1, wherein the control unit,
Check the strength of the magnetic force using the magnetic sensor,
determining opening or closing of the door to which the door viewer is attached based on the change in the strength of the magnetic force;
A door viewer for controlling to determine the entry or exit of the person based on the determination that the door is opened.
3. The method of claim 2, wherein the threshold value comprises a first threshold value and a second threshold value;
The control unit is
When the strength of the magnetic force decreases from a value greater than the first threshold value to the first threshold value, it is determined that the door is opened;
When the strength of the magnetic force increases from a value smaller than the second threshold value to the second threshold value, it is determined that the door is closed;
a door viewer in which the first threshold value is less than the second threshold value.
According to claim 2, wherein the first housing is provided outside the door, the second housing is provided inside the door,
The control unit is
When it is determined that the door is opened after the detection of the person, it is determined that the person has entered the room,
When the person is detected after it is determined that the door is opened, a door viewer that determines that the person has left the outdoors.
delete 4. The method of claim 3,
The control unit is
A door viewer that activates the camera module when the person is detected using the human body detection sensor.
According to claim 1,
It further comprises a distance measuring device,
The control unit is
Determining the opening or closing of the door to which the door is attached using the distance measuring device,
A door viewer for controlling to determine the entry or exit of the person based on the determination that the door is opened.
According to claim 1,
It further comprises a communication module,
The control unit is
When it is determined that the person enters or leaves the room, the door viewer transmits information corresponding to the person's entering or leaving the room to an electronic device or a server using the communication module.
According to claim 1,
It further comprises a communication module,
The control unit is
and executing a security setting function to trigger the notification operation when it is determined that the person has entered the room based on the information received using the communication module.
10. The method of claim 9, wherein the control unit,
If it is determined that the person has entered the room before releasing the executed security setting function, the door viewer controls to execute the notification operation.
10. The method of claim 9, wherein the control unit,
When it is determined that the person enters the room, if the executed security setting function is not released for a predetermined time, the door viewer controls to execute the notification operation.
10. The method of claim 9, wherein the control unit,
Using the communication module, when receiving a link signal through the access point from another electronic device registered in the wireless access point to which the door viewer is connected, control to temporarily release the executed security setting function for a predetermined time, When it is determined that a person enters the room while the security setting function is temporarily released, the door viewer controls not to trigger the notification operation.
10. The method of claim 9, wherein the control unit,
Using the communication module, when receiving a link signal through short-range communication from another electronic device, control to temporarily release the executed security setting function for a predetermined time, and while the security setting function is temporarily released, a person A door viewer that controls not to trigger the notification when it is determined that the room is in.
In the operating method of a door viewer attachable to a door and a frame in contact with the door,
detecting a person when a person approaches by using a human body detection sensor included in the first housing mounted on the upper end of the door;
From the magnet part provided in the frame in contact with the door according to the change in the separation distance between the door and the frame generated by the opening and closing of the door using a magnet sensor included in the second housing attached to the inside of the door the operation of detecting changes in the magnetic force of
determining the entry or exit of the person based on a sequence of occurrence of the detection of the person and the detection of the magnetic force change;
executing a notification action based on the determination;
recognizing a specific person through face recognition in an image captured by a camera module located in the front part of the first housing;
checking the number of detections of the recognized specific person using the human body detection sensor; and
and when the number of detections of the recognized specific person is greater than or equal to a specified number of times, adjusting the size of a preset threshold value for magnetic force in order to detect whether the door is opened or closed.
15. The method of claim 14,
Checking the strength of the magnetic force using the magnetic sensor, and
Further comprising the operation of determining whether to open or close the door to which the door viewer is attached based on a change in the strength of the magnetic force,
The operation of determining the entry or exit of the person based on the detection of the person and the detection of the magnetic force,
and determining whether the person enters or leaves the room based on the determination that the door is opened.
16. The method of claim 15, wherein the threshold value comprises a first threshold value and a second threshold value;
The operation of determining whether to open or close the door to which the door viewer is attached comprises:
determining that the door is open when the strength of the magnetic force decreases from a value greater than a first threshold value to the first threshold value; and
and determining that the door is closed when the strength of the magnetic force increases from a value smaller than a second threshold value to the second threshold value,
The method of operating a door viewer, wherein the first threshold value is less than the second threshold value.
The method of claim 15, wherein the operation of determining whether the person enters or leaves the room,
When it is determined that the door is opened after detecting the person, determining that the person has entered the room, and
and determining that the person has left the outdoors when the person is detected after it is determined that the door is opened.
delete The method of claim 16, wherein the operation of checking the number of times the person is detected using the human body detection sensor comprises:
and activating a camera module of the door viewer when the person is detected using the human body detection sensor.
A computer-readable recording medium storing a computer program, comprising:
detecting a person when a person approaches by using a human body detection sensor included in the first housing mounted on the upper end of the door;
Provided in the frame in contact with the door according to the change in the separation distance between the door and the frame in contact with the door, which is generated by opening and closing of the door using a magnetic sensor included in the second housing attached to the inside of the door detecting a change in magnetic force from the magnet unit;
determining the entry or exit of the person based on a sequence of occurrence of the detection of the person and the detection of the magnetic force change;
executing a notification action based on the determination;
Recognizing a specific person in the image taken by the camera module located in the front part of the first housing;
checking the number of detections of the recognized specific person using the human body detection sensor; and
When the number of times of detection of the recognized specific person is greater than or equal to a specified number of times, adjusting the size of a threshold value set in advance for magnetic force in order to detect whether the door is opened or closed; A computer-readable recording medium containing instructions for
A computer program stored in a computer-readable recording medium,
detecting a person when a person approaches by using a human body detection sensor included in the first housing mounted on the upper end of the door;
Provided in the frame in contact with the door according to the change in the separation distance between the door and the frame in contact with the door, which is generated by opening and closing of the door using a magnetic sensor included in the second housing attached to the inside of the door detecting a change in magnetic force from the magnet unit;
determining the entry or exit of the person based on a sequence of occurrence of the detection of the person and the detection of the magnetic force change;
executing a notification action based on the determination;
Recognizing a specific person in the image taken by the camera module located in the front part of the first housing;
checking the number of detections of the recognized specific person using the human body detection sensor; and
When the number of times of detection of the recognized specific person is greater than or equal to a specified number of times, adjusting the size of a threshold value set in advance for magnetic force in order to detect whether the door is opened or closed; A computer program comprising instructions for doing so.

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