KR100265416B1 - Electtronic door lock for recognizing finger mark. - Google Patents

Abstract

PURPOSE: An electronic door lock capable of perceiving a fingerprint is provide to open and shut the door by verifying a guest's identify using the fingerprint. CONSTITUTION: The electronic door lock capable of perceiving a fingerprint comprises a door phone body and a door lock body. The door phone body includes a microphone(10), a key input part(20), a camera and an optical part(80), a fingerprint image data processing part(50), a control part(60), a memory part(70), a speaker(30) and a transmitting part(95). The microphone(10) converts a voice signal into an electric signal. The key input part(20) inputs a secret number. The camera and optical part(80) converts an image of fingerprint into the electric signal. The fingerprint image date processing part(50) compares the inputted fingerprint with the registered fingerprint. The control part(60) outputs all kind of control signals and the related voice information by estimating the inputted secret number and the fingerprint data. The memory part(70) stores the secret numbers, the fingerprint information and the voice messages. The speaker(80) output the amplified voice signal. The transmitting part(95) transmits the control signal related to the open and shut of door to the door lock body. The door lock body includes a wireless signal receiving part and an acting part for opening and shutting the door.

Description

Fingerprint Electronic Door Lock

The present invention relates to an electronic door lock for fingerprint recognition, in particular, by adopting a microcomputer to the door body of the video phone, to support voice services, equipped with a door opening and closing function using a remote control or a password, and is operated in combination with the video phone The present invention relates to an electronic door lock for fingerprint recognition, which may open and close a door by checking a visitor's identity using a fingerprint.

Conventional general door locks are largely composed of an electronic door lock and a mechanical door lock, and these door locks could only perform functions related to opening and closing of the door as a separate device.

Accordingly, the mechanical door locks thus far consist of a latch for locking or releasing the door, an opening and closing portion having a handle for releasing the latch, and a key bundle for blocking or releasing the latching action of the latch. The electronic door lock has been developed to operate by a key (KEY), the key input unit consisting of a plurality of key buttons, a control unit for outputting a control signal by determining the input signal of the key input unit, and receives the control signal of the control unit The solenoid is composed of a door opening and closing means for locking or releasing the door by operating the latch, but in recent years with the development of electronic technology, the electronic door lock is the same as the Korean Patent Application Publication No. 95-6184 and No. 93-16628. As described in Gazette Nos. 95-13218 and 93-783, a camera may be used or fingerprints may be removed. In addition, as the door devices using the voice recognition and the silent method are conceived as described above, the function of calling the person of the home guide to the function of locking or releasing the door as well as the function of supporting the voice message or recording of the visitor's purpose It has been developed to function.

However, until now, the electronic door lock is an independent device and is limited in its size if it wants to have various functions due to the limitation of installing in the standardized space of the door.

On the other hand, video phones, which are also used for home automation, have added a video function to the visitors to see the appearance of visitors. Despite the expensive security equipment, they are used as a separate facility from the door lock related to security.

In addition, there are many cases in which the electronic door lock and the video phone have similar functions, and when both of them are installed, there is a problem of economical overlapping investment.

Therefore, by combining the home automation video phone and the door lock, the user can recognize the fingerprint of the visitor using the camera built in the video phone and add the function to control the unlocking and opening and closing of the door lock to the video phone. If the door lock body has only a simple door locking and unlocking function, the door lock size may be minimized, and the electronic door lock and the video phone may be integrated to increase the ease of use and further provide a low price product.

The present invention is to solve the above problems, by combining the home automation video phone and the door lock, the door body of the video phone (hereinafter referred to as door phone. However, the video phone indoor body is simply referred to as the indoor body.) In addition to the control part of the door lock, the door lock body has a simple door lock and unlocking function to minimize the size of the door lock, increase the ease of use by integrating the electronic door lock and video phone, furthermore, the low-cost product To make it possible.

1 is a block diagram showing the configuration of the present invention fingerprint recognition door lock.

Figure 2 is a block diagram showing the internal configuration of the present invention fingerprint recognition door lock control unit.

Figure 3 is a block diagram showing the configuration of the present invention the door lock inner body fingerprint recognition.

* Explanation of symbols for main parts of the drawings

10: microphone 20: key input unit

30: speaker 40: door opening and closing operation

50: fingerprint image data processing unit 60: control unit

70: memory 80: camera and optics

91: wireless signal transmitter 95: wireless signal transmitter

100: door phone main body 200: door lock main body

300: indoor unit 400: remote control

In order to achieve the above object, the present invention provides an electronic door lock, which is attached to a video phone room main body equipped with a monitor for viewing the outside in a house, and is attached to a wall surface beside a door, and is responsible for inputting and outputting audio and video. It consists of a door phone body for controlling the door, a door lock body for locking and releasing the door, the door phone body has a microphone for converting the input voice signal into an electrical signal, and a plurality of keys mounted outside the main body to enter a password A key input unit configured, a camera and an optical unit for converting an image of an external person or a fingerprint into an electrical signal, a fingerprint image data processing unit for analyzing an input fingerprint and comparing it with a registered fingerprint, and a password inputted from the key input unit; By determining the fingerprint data recognized by the fingerprint image data processor, various control signals and related voice signals are determined. A control unit for outputting a multi-digit password, a memory for storing a plurality of fingerprint information and various voice messages, and amplifying and outputting a voice message stored in the memory or a voice signal output from the indoor unit to the door phone. And a non-signal signal transmitting unit for transmitting a control signal related to the door opening and closing output from the control unit to the door lock body, wherein the door lock body receives the control signal transmitted from the wireless signal transmitting unit to open and close the door. And a door opening and closing operation unit for opening and closing the door according to the control signal received from the wireless signal receiving unit.

Hereinafter, a method and apparatus for operating a fingerprint recognition door lock according to the present invention will be described with reference to the accompanying drawings.

1 is a block diagram showing the overall configuration of the present invention, a remote control 400 is configured to control the door lock from the outside remotely, the remote control 400 is configured with a plurality of keys to unlock and lock the door lock To control.

The remote controller 400 generates a corresponding radio frequency with respect to an input of a key input by a user.

The radio frequency generated by the remote controller 400 is transmitted through a pattern antenna built into the remote controller 400, and the transmitted radio signal is received by the radio signal receiver 91 through a reception antenna built into the door lock main body 200. By demodulating and converting the control signal, the solenoid of the door opening and closing operation part 40 is operated.

Remote control 400 has a key consisting of a key for opening and closing the door lock, an emergency key for unlocking the door lock in case of emergency, with a plurality of keys having the same function as the function of a plurality of keys configured in the door phone, and a lock switch for double lock The input unit 20 is configured.

The door lock main body 200 includes a solenoid operation unit for locking / unlocking the door lock with a control signal, a mechanism unit for locking and opening the door, a door opening / closing operation unit 40 for controlling the door lock, and a remote controller 400 or the door phone main body 100. It is composed of a wireless signal receiver 91 for receiving a control signal to be transmitted, the door phone main body 100 is a microphone 10 for converting the input voice signal into an electrical signal and the door lock main body 200 for inputting a password Key input unit 20 consisting of a plurality of keys mounted on the outside, camera and optical unit 80 for converting an image of an external person or fingerprint into an electrical signal, and fingerprint image to analyze the input fingerprint and compare with the registered fingerprint The data processing unit 50 and the password input from the key input unit 20 or the fingerprint image data recognized by the fingerprint image data processing unit 50 is determined to output various control signals and related voice information RAM used by the fisherman 60, EPIROM 71 for storing a large number of passwords and fingerprint information of a plurality of people, and a voice memory ROM 75 and a microcomputer 61 for storing various voice messages. A memory (70) consisting of (77), a speaker (30) for amplifying and outputting a voice message stored in the memory or an audio signal output from the indoor body (300) to the door phone (100), and a controller ( And a wireless signal transmitter 95 for transmitting the control signal related to the door opening and closing output from the door lock body 200 to the door lock main body 200.

The indoor main body 300 includes a key input unit including an opening / closing key for opening and closing the door lock configured in the video phone and the door phone main body 100, an emergency key for releasing the door lock in an emergency, and a blocking switch for double locking.

The control unit 60, the fingerprint image signal processing unit 50, and the memory 70 in the door phone body 100 may be configured in the indoor body 300 instead of the door phone body 100.

Referring to the operation method of the fingerprint recognition door lock of the present invention configured as described above and the operation state according to this in detail as follows.

When the user of the door lock enters a password through a plurality of keys of the remote controller 400 or the key input unit 20, the microcomputer 61 compares the password embedded in the YPROM 71 with the input password to determine whether it is correct. . If the password recognized by the microcomputer 61 matches the password embedded in the ypyrom 71, the microcomputer 61 converts a control signal for unlocking the door lock to the door lock main body 200 into a wireless signal and transmits the wireless signal to the wireless signal transmitter 95. Output through to release the door lock.

When the user inputs the fingerprint to the camera 80, the microcomputer 61 analyzes the fingerprint in the fingerprint image data processing unit 50 and compares the fingerprint embedded in the EPI rom 71 with the input fingerprint to determine whether it is correct.

If the fingerprint information recognized by the microcomputer 61 matches the fingerprint information embedded in the ypyrom 71, the microcomputer 61 releases the door lock in the same manner as in the case of key input.

When the image of the general visitor, not the fingerprint, is input, the image data processing unit 50 outputs the image to the monitor of the indoor body.

The electronic door lock operated by the control of the microcomputer as described above, as shown in the internal configuration of the door lock control unit for fingerprint recognition of FIG. 2, the microcomputer 61 is connected from the key input unit 20, the camera 50, or the remote controller 400. Analyzes the input information to recognize the visitor, and outputs a control signal for locking and unlocking the door.

This pyrom (71) stores a number of passwords and fingerprint information of a number of people, the voice memory ROM (75) "open" "closed" "please enter again" "blocked" and other voice services It stores the voice data for, RAM 77 is for the microcomputer 61 to perform various operations.

RAM 77 may be used to record voice messages when a visitor arrives or when the landlord is away from home.

The microphone 10 and the speaker 30 constitute a door phone.

On the other hand, the light emitting diode was further configured to visually display the control state of the door lock.

The present invention can also display a message output from the voice memory ROM 75 by a liquid crystal display device or the like, which can be used very effectively for the hearing impaired.

The microcomputer 61 waits for a key input, a fingerprint image, or a radio frequency signal to be input from the key input unit 20, the camera 50, or the remote controller 400 in the standby state.

When the fingerprint image is input, the microcomputer 61 analyzes it in the fingerprint image processing unit 50 and compares it with the fingerprint stored in the ypyrom 71, and if there is an input from the key input unit or the remote controller 400, the microcom 61 is stored in the ypyrom 71. Determine if the password is the same.

If it is different from the stored information, the voice message " Please input again " stored in the voice memory 75 is output to the outside through the built-in speaker 30.

If the input information is the same, the microcomputer 61 outputs a control signal for releasing the door, converts the signal into a wireless signal through the wireless signal transmitter 95, and transmits the solenoid to release the door lock, and at the same time opens the door. Outputs a voice message.

The voice message output from the voice memory ROM 75 is stored in various forms in the voice memory ROM 75 in digital form.

Here, the voice message may be stored in any language such as English, Japanese, and French as well as the Korean language. In addition, the voice message may be stored in data such as a beep or chime or various types of music or melody.

This voice service function can be easily used for the disabled, such as the visually impaired.

The fingerprint image data processing unit 80 bypasses the fingerprint image data processing unit 80 directly to the indoor unit 300 when an image of a general visitor is input.

The indoor body 300 is composed of a monitor 31, a handset for the door phone 330, and the door opening and closing key 320, as shown in Figure 3 the internal body.

The control unit 60 of the door phone body 100 may be installed in the indoor body 300 instead of the door phone body 100.

Such a fingerprint recognition electronic door lock of the present invention, the microcomputer 61 compares the input signal input from the remote control 400, the key input unit 20, or the camera 80 through the EEPROM (71), After the determination, the control signal is transmitted, and the door lock receives the lock signal and locks / unlocks the door lock through the solenoid operation unit 40, and outputs the voice message to the speaker 30 through the voice memory ROM 75. By visually displaying through 201 and 205, the general video phone and the electronic door lock are integrated, so that the convenience of using the two devices can be provided.

Claims (1)

In the door lock, the video phone indoor unit 300 is equipped with a monitor for viewing the outside of the house, and the microphone 10 for converting the voice signal attached to the wall surface of the door into an electrical signal. And a key input unit 20 consisting of a plurality of keys mounted outside the main body for inputting a password, a camera and an optical unit 80 for converting an image of an outsider or a fingerprint into an electrical signal, and analyzing the input fingerprint. The fingerprint image data processing unit 50 and the fingerprint inputted from the key input unit 20 or the fingerprint data recognized by the fingerprint image data processing unit 50 are compared with the registered fingerprint, and various control signals and related voice information are determined. A control unit 60 for outputting a multi-digit password, a memory 70 for storing a plurality of passwords, a plurality of fingerprint information, and various voice messages, and a voice message or a seal stored in the memory 70. Speaker 30 for amplifying and outputting a voice signal output from the main body 300 to the door phone, and a wireless signal for transmitting a control signal related to the door opening and closing output from the control unit 60 to the door lock main body 200 It is configured to include a transmission unit 95 is responsible for the input and output of voice and video input and to control the door lock to receive the control signal transmitted from the door phone body 100 and the wireless signal transmitter 95 to operate the door opening and closing. It comprises a wireless signal receiving unit 91 and a door opening and closing operation unit 40 for opening and closing the door in accordance with the control signal received from the wireless signal receiving unit 91 consists of a door lock body 200 for locking and unlocking the door. Fingerprint recognition electronic door lock, characterized in that the door lock and the video phone is organically combined.

Images