KR20020094151A - Controlling method for a Refrigerator System Connected to Door Phone - Google Patents

Abstract

PURPOSE: A method for controlling refrigerator system connected to door phone is provided to record image and voice data of a visitor pushing a button of the door phone when a user is away in an Internet refrigerator. CONSTITUTION: A method comprises the steps of: a first step(S1,S2,S3) setting a system into outing mode recording image and voice data of a visitor when a user is out and monitoring whether the visitor pushes a button of an outdoor door phone; a second step(S4,S5) receiving the image and voice data of the visitor inputted by a camera and a microphone installed on the outdoor door phone and recording in a memory of an Internet refrigerator when the button of the outdoor door phone is pushed on the outing mode; and a third step(S9) setting system into normal mode when the outing mode is not set to output the image and voice data to the Internet refrigerator when the visitor pushes the button.

Description

Controlling method for a Refrigerator System Connected to Door Phone}

The present invention relates to a control method of a refrigerator system connected to a door phone, and in particular, by connecting and recording a video and audio data of a visitor who presses the door phone to an internet refrigerator while the user is away from the door phone. It relates to a control method of the refrigerator system.

The refrigerator is a food storage case provided with a space for storing food therein, and is insulated from the outside by using an insulating material, and the inside of the refrigerator is cooled by electricity, gas, ice, etc. to cool the food or store it at low temperature to prevent corruption.

In general, at home, a refrigerator that handles food is installed closest to the kitchen or the kitchen, making it convenient to use the refrigerator when cooking food or storing already cooked food.

Figure 1a is a block diagram showing the configuration of a conventional Internet refrigerator, Figure 1b is a conventional door phone configuration, a refrigerator microcomputer (1) for performing a control function associated with refrigeration or freezing of the refrigerator, and the outside It controls the communication microcomputer 2 so that data communication is performed by being connected to the communication network, and processes the information input through the touch panel 3 and outputs the calculated result as a voice signal from the speaker 4 and displays the display unit 5. A main control unit 6 for processing to be output as a video signal through the main control unit 6, and a data storage unit 7 for storing data generated during operation in the main control unit 6 and reading necessary information at the request of a user And a camera 8 input to the data storage unit 7 to store data on facial expressions of the user, foods, etc., which enter the refrigerator as image data.

The Internet refrigerator having the above configuration is not only configured to function as a refrigerator and freezer, which is an original function of the refrigerator, but also by using various input / output devices such as the touch panel, the display unit, and the cameras 3, 5, and 8 in a multimedia environment. Monitor the control of the refrigerator and the status of the refrigerator, and in particular allow Internet access through the communication connection means (9) to download the food information required by the user, as well as to download music or send and receive mail by connecting from an external client through the communication network Function, food storage function, cooking information download, Internet function, memo notification function, TV function, refrigerator management function, etc. are performed.

In addition, the interphone composed of a door phone output unit 20 for inputting and outputting the image data and voice data of the outdoor visitor through the camera and microphones 11 and 12 of the outdoor door phone 10 to the user is a power and ground terminal 15 and 16, the video signal transmission line 17 and the audio signal transmission line 18 are connected to each other to perform bidirectional data transmission.

However, the conventional Internet refrigerator has a problem that it is difficult to check the visitor when the user is out of the office and the suspect is not found in the event of intrusion or theft of an outside person.

The present invention has been made to solve the above-mentioned problems of the prior art, the object of which is that the user can check the visitor after returning home by recording and recording the video and audio data of the visitor who pressed the door phone in the Internet refrigerator The present invention provides a control method of a refrigerator system connected to a phone.

Figure 1a is a block diagram showing the configuration of the Internet refrigerator according to the prior art, Figure 1b is a block diagram showing the configuration of the door phone according to the prior art,

2 is a block diagram showing the configuration of a refrigerator system connected to a door phone according to the present invention;

3 is a flowchart illustrating a control method of a refrigerator system connected to a door phone according to the present invention.

<Explanation of symbols on main parts of the drawings>

30: outdoor door phone 31: door phone output unit

40: Internet refrigerator 41: Microcomputer for refrigerator

42: communication microcomputer 43: communication connection means

44: display unit 45: touch panel

46: main controller 47: data storage unit

48: speaker 49: camera

50: synchronization signal line

According to a feature of the control method of the refrigerator system connected to the door phone according to the present invention for solving the above problems, the user of the Internet refrigerator is set to go out mode that can store the visitor's image and audio data when the visitor is outdoors Step 1 of monitoring whether the doorbell is pressed; When the bell of the outdoor door phone is pressed in the go-out mode of the first step, the video and audio data of the visitor input through the camera and the microphone installed in the outdoor door phone are received and recorded and recorded in the data storage unit of the Internet refrigerator. Performing a second step; When the first step is not set to go out mode is set to the normal mode, when the visitor presses the bell and the image and voice data is output to the Internet refrigerator comprises a third step.

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

2 is a view illustrating a refrigerator system connected to a door phone according to the present invention. The door phone 30 generates a ring tone by a visitor's pressing operation and a microphone or a camera is installed to transmit a visitor's voice or image to the room. And a door phone output unit 31 connected to the outdoor door phone 30 to be installed indoors to output a visitor's image or voice and simultaneously transmit a synchronization signal, and to be input through the outdoor door phone 30. Receives the visitor's video or audio data and outputs it to the user through the display unit or speakers 44 and 48 to check the visitor as well as the Internet refrigerator 40 in which the video and audio data is recorded and recorded in the absence of the user. do.

Although different lines are used to transmit power, ground, video signals, and audio signals between the outdoor door phone 30 and the door phone output unit 31, each line can be bidirectionally transmitted to each other, and the video and audio signal lines The internet refrigerator 40 is connected to transmit image and audio data of the visitor.

The door phone output unit 31 installed indoors when the visitor presses a bell installed on the outdoor door phone 30 connected to the door phone output unit 31 and the Internet refrigerator 40 by a synchronization signal line 50. In synchronizing by transmitting a simultaneous signal to the Internet refrigerator (40).

The Internet refrigerator 40 has a microcomputer 41 for a refrigerator that performs various control functions of each component to perform a refrigeration and freezing function, and communication connection means for performing data communication because it is installed in the refrigerator and connected to an external communication network. 43 and a display unit 44 installed on the front of the refrigerator for outputting an image according to an image control signal transmitted from the outside and the image data of the visitor input through the outdoor door phone 30, and the display. A touch panel 45 connected to the unit 44 to calculate a coordinate value of a contact point due to a user's contact, find a position according to the coordinate value on the screen, and input a corresponding command to the display unit 44; While controlling and managing an image, a function corresponding to a command input through the touch panel 45 is performed and various controls regarding the outdoor door phone 30 are performed. Is a main controller 46, a data storage unit 47 in which information transmitted / received by the control of the main controller 46 is recorded / read, and image data input and audio data are controlled by the main controller 47. Cameras and speakers 49 and 48 installed in the refrigerator to perform the output function.

The main control unit 46 detects a visitor image signal and an audio signal input through the outdoor door phone 30 and outputs it to the display unit and the speakers 44 and 48, or the visitor is absent after the user sets the outing mode. Presses the bell of the outdoor door phone 30 to detect the synchronization signal generated by the door phone output unit 31 and transmitted through the synchronization signal line 50 to store the image and audio data in the data storage unit 47. To control.

In addition, the main controller 46 is set to the general function mode while the outdoor door phone 30 is pressed in the outing mode so that the visitor's image and audio data are synchronized only when a synchronization signal is generated. In this case, it is controlled whether or not to erase data stored in the data storage 47 at the user's discretion.

3 is a view illustrating a control method of a refrigerator system connected to a door phone of the present invention configured as described above. The first step is a user using an internet refrigerator 40 having an external visitor identification function. Press the go out mode function key to set the go out mode (see S1).

The second step is to determine whether the current state of the Internet refrigerator is the outing mode set by the user in the first step (S1), and if the determination result is positive, the third step is pressing the bell installed in the outdoor door phone Determine if this is detected (see S2 and S3).

If the determination result of the third step is negative, the process returns to the second step S2. If the determination result of the third step is positive, in the fourth step, a synchronization signal is generated from the door phone output unit 31 to synchronize. The signal line 50 is transmitted to and synchronized with the main controller 46 of the Internet refrigerator 40 (see S4).

In the fifth step, the video and audio signals of the visitor are recorded and recorded by the main controller 46 in the data storage unit 47 for a predetermined time through the camera and the microphone of the outdoor door phone 30. It is monitored whether the exit mode of the Internet refrigerator 40 is terminated, and if the exit mode has not been canceled, the process returns to the second step S2 (see S5 and S6).

If the determination result of the second step is negative, the seventh step allows the user to determine whether to delete the data recorded and recorded in the data storage unit 47, and if the determination result of the seventh step is positive, the eighth step In the step, the memory space is expanded by erasing contents stored in the data storage unit 47 (see S7).

If the determination result of the seventh step is negative or the erasing of the memory of the eighth step is completed, the function corresponding to the normal mode of the Internet refrigerator 40 is performed in the ninth step.

The control method of the refrigerator system connected to the door phone of the present invention configured as described above allows the user to check the visitor after returning home by recording and recording the video and audio data of the visitor who pressed the door phone in the absence of the user's outing. In addition, there is an effect that can easily identify the suspect in the event of intrusion and theft accidents to the outside of the room.

Claims (4)

Setting an outing mode in which the user of the Internet refrigerator can store the visitor's image and audio data when the user is out and monitoring whether the visitor presses the bell of the outdoor door phone; When the bell of the outdoor door phone is pressed in the go-out mode of the first step, the video and audio data of the visitor input through the camera and the microphone installed in the outdoor door phone are received and recorded and recorded in the data storage unit of the Internet refrigerator. Performing a second step; If the first step is not set to go out mode is set to the normal mode, when the visitor presses the bell, the refrigerator and the door phone is connected to the door phone characterized in that the video and audio data is output to the Internet refrigerator Control method. The method of claim 1, When the bell of the outdoor door phone is pressed in the second step, a synchronization signal generated at the door phone output unit installed in the room is transmitted to the Internet refrigerator to synchronize the Internet refrigerator; And a second process of recording video and audio data input from the outdoor door phone to the internet refrigerator synchronized with the first process. The method of claim 1, The third step is a data storage erase step of erasing the data storage unit in accordance with the decision to ask the user whether to delete the image and audio data recorded in the data storage unit before the Internet refrigerator is performed in the normal mode Control method of the refrigerator system connected to the door phone characterized in that it comprises a. The method according to claim 1 or 3, The data storage unit erasing process is a control method of the refrigerator system connected to the door phone, characterized in that the user can effectively erase the limited capacity of the data storage unit can be used.