CN115977473A

CN115977473A - Door lock system, and control method and device of door lock system

Info

Publication number: CN115977473A
Application number: CN202211477752.8A
Authority: CN
Inventors: 邹勇; 陈彬; 卓训隆; 宋骏逸
Original assignee: Yunding Network Technology Beijing Co Ltd
Current assignee: Yunding Network Technology Beijing Co Ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-04-18

Abstract

The application relates to a door lock system, a control method and a control device of the door lock system, relating to the technical field of control, wherein the door lock system comprises: the device comprises a main chip, a biological identification module, a control chip and a lock body; the main chip is connected with the biological identification module, and the main chip is used for unlocking, authenticating and identifying by using the biological identification module to obtain an unlocking authentication result; the control chip is connected with the main chip and the lock body and used for receiving the unlocking authentication result sent by the main chip and executing unlocking control on the lock body according to the unlocking authentication result. This application multiplicable multiple identification module and the peripheral hardware of unblanking to and the design of relevant control logic, the identification mode of unblanking can be richened, user's individualized function demand is satisfied.

Description

Door lock system, and control method and device of door lock system

Technical Field

The application relates to the technical field of control, in particular to a door lock system, and a control method and device of the door lock system.

Background

In recent years, smart homes gradually enter the mass life. With the change of market consumption concept, the intelligent door lock which is one of the smart home money explosion products is accepted and accepted by consumers, and the market demand is increased rapidly. How to develop the new unlocking function of the intelligent door lock becomes a research hotspot of the current intelligent door lock.

At present, the intelligent door lock can only carry out unlocking control through the identification of a certain biological characteristic (such as 3D human face characteristic or fingerprint characteristic), and the unlocking mode is relatively single, so that the individual function requirements of a user cannot be met.

Disclosure of Invention

In view of this, the present application provides a door lock system, a control method of the door lock system, and a device thereof, and mainly aims to provide identification dimensions of various biological characteristics, enrich unlocking manners, and meet personalized function requirements of users.

According to a first aspect of the present disclosure, there is provided a door lock system comprising: the biological identification module comprises at least two acquisition devices, wherein the at least two acquisition devices are used for respectively acquiring different biological characteristics;

the main chip is respectively connected with the at least two acquisition devices, supports at least two biological feature identifications and obtains an unlocking authentication result;

the control module is connected with the main chip and the lock body and used for receiving the unlocking authentication result sent by the main chip and executing unlocking control on the lock body according to the unlocking authentication result.

In some embodiments of the present disclosure, the door lock system further comprises an ultrasonic sensor module, the ultrasonic sensor module being connected with the main chip;

the ultrasonic sensor module is used for detecting barrier information in front of the door lock and reporting a first interrupt signal to the main chip when the barrier information is detected, so that the main chip responds to the first interrupt signal and utilizes the biological identification module to perform unlocking authentication identification.

In some embodiments of the present disclosure, the door lock system further includes an unlocking indication module, a key indication module, a tamper-proof switch, a USB insertion detection circuit, a first audio module, and a first power module;

the unlocking indication module, the key indication module, the anti-prying switch, the USB insertion detection circuit, the first audio module and the first power module are respectively connected with the main chip;

the unlocking indication module is used for providing corresponding light indication according to different unlocking states of the door lock;

the key indication module comprises an LED lamp and an LED drive control chip and is used for providing corresponding light indication according to different key states;

the anti-prying switch is used for reporting a prompt signal to the main chip when the door lock is pried so that the main chip responds to the prompt signal to perform anti-prying alarm;

the USB insertion detection circuit comprises a USB emergency charging port, and the USB emergency charging port is used for being connected with a USB for emergency charging;

the first audio module comprises an audio switch and an audio power amplifier module, the audio switch is used for switching different sound input sources, and the audio power amplifier module is used for providing an audio playing function for the front panel of the door lock system;

the first power supply module is used for providing a working power supply for the main chip.

In some embodiments of the present disclosure, the door lock system further includes a video module and a WIFI module, the WIFI module includes a WIFI module and a human body infrared sensor, and the video module includes a video main control chip, a camera module, a sound collection module, and a multi-channel switch chip;

the WIFI module is connected with the main chip and the human body infrared sensor and is connected with the video main control chip through the multi-channel switch chip, the WIFI module is used for sending a second interrupt signal to the video main control chip when the human body infrared sensor detects that a human body approaches, so that the video main control chip responds to the second interrupt signal to control video image acquisition, and the multi-channel switch chip is used for closing a bus when the video main control chip is low in power consumption so as to prevent electric leakage;

the video main control chip is connected with the camera module and the sound collection module, and is used for controlling the camera module to collect the image information in front of the door and controlling the sound collection module to collect the sound information in front of the door.

In some embodiments of the present disclosure, the video module further comprises a photosensitive sensor, a memory chip, an infrared LED module;

the photosensitive sensor, the storage chip and the infrared LED module are respectively connected with the video main control chip;

the photosensitive sensor is used for detecting environmental illumination information and sending the environmental illumination information to the video main control chip, so that the video main control chip switches the working mode of the camera in the camera module according to the environmental illumination information;

the memory chip is used for storing data in the video module;

the infrared LED module is used for providing an infrared light supplementing function for a camera in the camera module.

In some embodiments of the present disclosure, the biometric identification module includes a 3D face identification module and a palm vein identification module, the camera module is in communication connection with the 3D face identification module and the palm vein identification module through a mutual exclusion signal line, and the mutual exclusion signal line is used for transmitting a mutual exclusion time signal for infrared supplementary lighting of the camera module and the 3D face identification module and the palm vein identification module.

In some embodiments of the present disclosure, the control module comprises a control chip and a motor module;

the control chip is connected with the main chip, the motor module and the lock body, and is used for receiving an unlocking authentication result sent by the main chip and controlling the motor module to execute unlocking driving on the lock body according to the unlocking authentication result.

In some embodiments of the present disclosure, the control module further comprises a key module, a voice module, and a second power module;

the key module, the voice module and the second power module are respectively connected with the control chip;

the key module comprises an unlocking key, a system configuration key and a system reset key, the unlocking key is used for controlling the motor module to execute unlocking driving on the lock body, and the system configuration key and the system reset key are used for performing system configuration of the rear panel control system;

the voice module comprises a voice chip and a voice playing module, and the voice module is used for providing an audio playing function for a rear panel of the door lock system;

the second power supply module is used for providing working voltage for the control chip.

In some embodiments of the present disclosure, the door lock system further includes a display module, the display module includes a screen chip and a display screen, the screen chip is connected to the video main control chip, and the screen chip is used for driving the display screen to display the image information before the door, which is sent by the video main control chip.

According to a second aspect of the present disclosure, there is provided a control method of a door lock system, including:

detecting barrier information in front of the door lock by using an ultrasonic sensor module;

when judging that a person approaches to the lock body according to the barrier information, unlocking authentication identification is carried out by using the biological identification module, and an unlocking authentication result is sent to the control module, so that the control module executes unlocking control on the lock body according to the unlocking authentication result, wherein the biological identification module comprises at least two acquisition devices which are used for respectively acquiring different biological characteristics.

According to a third aspect of the present disclosure, there is provided a control device of a door lock system, comprising:

the detection module is used for detecting the information of the obstacles in front of the door lock by utilizing the ultrasonic sensor module;

the identification module is used for carrying out unlocking authentication identification by using the biological identification module when a person is judged to approach according to the barrier information, and sending an unlocking authentication result to the control module so that the control module can execute unlocking control on the lock body according to the unlocking authentication result, wherein the biological identification module comprises at least two acquisition devices which are used for respectively acquiring different biological characteristics.

According to a fourth aspect of the present disclosure, there is provided an electronic device comprising: at least one processor; and a memory communicatively coupled to the at least one processor; wherein the memory stores instructions executable by the at least one processor to enable the at least one processor to perform the method of the second aspect.

According to a fifth aspect of the present disclosure, there is provided a non-transitory computer readable storage medium having stored thereon computer instructions for causing a computer to perform the method of the foregoing second aspect.

According to a sixth aspect of the present disclosure, there is provided a computer program product comprising a computer program which, when executed by a processor, implements the method of the second aspect as described above.

The door lock system, the control method of the door lock system and the device provided by the disclosure can utilize the biological identification module to carry out unlocking authentication identification when detecting that a person approaches in front of the door lock, and send an unlocking authentication result to the control module, so that the control module executes unlocking control on the lock body according to the unlocking authentication result, wherein the biological identification module comprises at least two acquisition devices which are used for respectively acquiring different biological characteristics. According to the technical scheme, multiple unlocking identification modules and peripherals can be added on the basis of single biological feature identification of the existing door lock, and related logic control design can be carried out, so that unlocking identification modes can be enriched, and further personalized function requirements of users can be met.

It should be understood that the statements in this section do not necessarily identify key or critical features of the embodiments of the present application, nor do they limit the scope of the present application. Other features of the present application will become apparent from the following description.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

FIG. 1 is a schematic structural diagram of a door lock system according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural diagram of a door lock system according to an embodiment of the present disclosure;

fig. 3 is a schematic flowchart of a control method of a door lock system according to an embodiment of the disclosure;

FIG. 4 is a schematic diagram illustrating an example of a door lock system control provided by an embodiment of the present disclosure;

FIG. 5 is a schematic view of an example of a door lock system control provided by an embodiment of the present disclosure;

FIG. 6 is a schematic view of an example of a door lock system control provided by an embodiment of the present disclosure;

FIG. 7 is a schematic view of an example of a door lock system control provided by an embodiment of the present disclosure;

fig. 8 is a schematic structural diagram of a control device of a door lock system according to an embodiment of the present disclosure;

in fig. 1 or fig. 2:

1-a front panel control system;

2-a rear panel control system;

100-a video module, 101-a video master control chip, 102-EMMC, 103-a storage chip (FLASH memory, FLASH), 104-a burning interface, 105-an infrared LED, 106-an LED driver, 107-a camera IR-Cut and 108-an IR _ Cut driver, 109-a camera module, 110-a microphone, 111-a photosensitive sensor, 113-a USB switch, 114-a production test port, 115-a burning lower Cut-off, 117-a multi-channel switch chip, 118-OTA-UART and 119-an infrared lamp exclusive signal;

200-a WIFI module, 201-a WIFI module, 202-a PIR human body infrared proximity sensor, 203-a WIFI antenna and 204-a debugging port;

300-a main chip module (i.e. a lock control main chip module), 301-a main chip (i.e. a lock control main chip MCU), 302-a 3D face recognition and palm vein recognition module, 303-a 3D module serial port switch, 304-a face recognition + palm vein recognition indication LED, 305-an ultrasonic sensor module, 306-a finger vein module or a fingerprint module, 307-an unlock indication module (i.e. an unlock state indication horse race lamp module), 309-a key indication module (i.e. a keyboard indication lamp module), 311-a keyboard module (i.e. a touch key panel module), 313-a smart card module (i.e. an NFC card swiping module), 315-a tamper-proof switch, 317-a USB plug-in detection circuit, 318-an audio switch, 319-an audio power amplifier and 320-a loudspeaker, 321-an RTC clock chip and 322-a button cell, 323-a memory chip SPI _ Flash, 324-a doorbell button and 325-a doorbell indicator, 326-a debugging port;

400-rear panel module (i.e. bluetooth rear panel module), 401-control chip (i.e. bluetooth chip), 402-LCD wake-up button, 403-bluetooth radio frequency + antenna, 404-ETOUCH button x 2 (unlock button), 405-system configuration button x 1+ system reset button x 1, 406-voice chip, 407-speaker, 408-SE safety chip, 409-main battery electricity meter, 410-main battery, 411-backup battery electricity meter, 412-backup battery, motor drive, 414-motor, 415-lock, 416-power system;

500-display module, 501-screen chip, 502-debugging port, 503-storage chip SPI FLASH, 504-display screen.

Detailed Description

Exemplary embodiments of the present disclosure are described below with reference to the accompanying drawings, in which various details of embodiments of the present disclosure are included to assist understanding, and which are to be considered as merely exemplary. Accordingly, those of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the present disclosure. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness.

A door lock system, a control method of the door lock system, and an apparatus according to an embodiment of the present disclosure are described below with reference to the drawings.

In order to solve the technical problem, the present disclosure provides a door lock system, a control method of the door lock system, and a device thereof, which can provide identification dimensions of various biological characteristics, enrich unlocking modes, and meet personalized function requirements of users.

As shown in fig. 1 and 2, an embodiment of the present disclosure provides a door lock system, which may include a video module 100, a WIFI module 200, a main chip module 300, a rear panel module 400, and a display module 500. The video module 100, the WIFI module 200, the main chip module 300, the rear panel module 400, and the display module 500 may be disposed in the front panel control system 1 or the rear panel control system 2 according to an actual application scenario. In the following steps of the embodiment of the present disclosure, the video module 100, the WIFI module 200, the main chip module 300 are disposed in the front panel control system 1, and the rear panel module 400 and the display module 500 are disposed in the rear panel control system 2 as an example, which will be described below, but the present disclosure is not limited thereto. In a specific application scene, the front panel control system 1 is connected with the rear panel control system 2, and the rear panel control system 2 is connected with the lock body; the front panel control system 1 comprises a main chip module 300, the front panel control system 1 is used for unlocking, authenticating and identifying by using a biological identification module in the main chip module 300 and sending an unlocking authentication result to the rear panel control system 2, wherein the biological identification module comprises at least two acquisition devices which are used for respectively acquiring different biological characteristics. The biometric identification module includes, but is not limited to, a 3D face identification and palm vein identification module 302, a finger vein module or fingerprint module 306, a keyboard module 311, and a smart card module 313; the back panel control system 2 is used for executing unlocking control of the lock body according to the unlocking authentication result.

For the embodiment of the present disclosure, the main chip module 300 serves as a front panel control unit for controlling modules and peripherals related to a front panel part of the intelligent door lock. Specifically, as shown in fig. 1, the main chip module 300 may include the following main devices or modules: a main chip 301; a 3D face recognition and palm vein recognition module 302; a 3D module serial port switch 303; a 3D face recognition + palm vein recognition indication LED 304; a proximity sensor (e.g., an ultrasonic sensor module) 305; a finger vein module or fingerprint module 306; an unlock indication module 307; a key indication module 309; a key module 311; a smart card module 313; an anti-pry switch 315; a USB insertion detection circuit 317; an audio switch 318; an audio power amplifier 319; a horn 320; an RTC clock chip 321; a button cell 322; a memory chip SPI _ Flash 323; a doorbell button 324; a doorbell indicator 325; a debug port 326.

The main chip 301 is used for connecting and controlling the above 302-326 related modules and peripherals in the front panel of the intelligent door lock, and simultaneously communicates with the WIFI module 200 and the control chip of the rear panel. Illustratively, the main chip 301 may be configured to control the 3D face recognition and palm vein recognition module 302 to perform face feature authentication and/or palm vein feature authentication; the main chip 301 can also be used to perform vein feature authentication or fingerprint feature authentication by using the finger vein module or fingerprint module 306; the main chip 301 can also be used for performing password input authentication by using the key module 311; the main chip 301 can also be used for NFC entry information authentication with the smart card module 313. The ultrasonic sensor module 305 may be configured to detect information of an obstacle in front of the door lock, and report a first interrupt signal to the main chip 301 when the information of the obstacle is detected, so that the main chip 301 may further perform unlocking authentication identification by using the biometric module in response to the first interrupt signal.

In fig. 1, the 3D face recognition and palm vein recognition module 302 integrates a face recognition module and a palm vein recognition module of an AI recognition algorithm, and can provide face feature authentication and palm vein feature authentication results for the system; the 3D module serial port switch 303 is a digital switch, and is used for controlling and gating the 3D face recognition module 302 and the palm vein recognition module 302 to use different serial ports, and is respectively used for firmware upgrade and normal data communication of the 3D face recognition module 302 and the palm vein recognition module 302; the 3D face recognition + palm vein recognition indication LED 304 is two status indication LED lamps, which respectively indicate that the current status is in a face recognition state or a palm vein recognition state; the ultrasonic sensor module 305 is a sensor for identifying an obstacle in front of the intelligent door lock by using ultrasonic waves, and when the sensor detects that a human body approaches in front of the intelligent door lock, an interrupt signal is reported to the main chip 301; the finger vein module or the fingerprint module 306 can be an alternative in the system, and is used for providing a finger vein feature authentication result or a fingerprint feature authentication result for the system; the unlocking indication module 307 is realized by two or more LED lamps with different colors and an LED drive control chip, and the lamp effect of the LED lamps can realize the horse race effect of the LED lamps and is used for providing corresponding light indication according to different unlocking states of the door lock; the key indication module 309 is implemented by several rows of matrix-type LED lamps and one LED driving control chip, and is used to indicate the key state of no lamp by matching with the key module 311, that is, to provide corresponding light indication according to different key states; the key module 311 is implemented by several rows of matrix-type capacitive key panels and a capacitive touch control chip, and is used for providing password authentication input for the intelligent door lock; the smart card module 313 is realized by an NFC card control chip and an NFC coil, and provides NFC card authentication input for the smart door lock; the anti-prying switch 315 is implemented by matching the self-recovery key with the intelligent door lock structure, when the intelligent door lock is pried, the level changes flatly, and a prompt signal is output to the main chip 301, so that the main chip 301 responds to the prompt signal to perform anti-prying alarm; the USB plug-in detection circuit 317 comprises a USB emergency charging port, and the USB emergency charging port is used for connecting a USB for emergency charging when the intelligent door lock is in low power; the audio switch 318 is an analog switch for selecting different sound input sources; the audio power amplifier 319 and the loudspeaker 320 are sound playing units of the front panel; the RTC clock chip 321 and the button battery 322 are used for providing a stable and reliable clock source for the front panel main chip 301, so as to realize accurate timing of the system; the memory chip SPI _ Flash 323 is used as a data storage unit, and mainly stores voice data for the front panel control system 1; the doorbell button 324 and the doorbell indicator 325 may be used as a doorbell input and a doorbell status indication for the front panel control system 1; debug port 326 may be used as a debug port for development testing. The audio switch 318 and the audio power amplifier 319 can form a first audio module, that is, the first audio module includes an audio switch and an audio power amplifier module, the audio switch is used for switching different sound input sources, and the audio power amplifier module is used for providing an audio playing function for the front panel control system; the RTC clock chip 321 and the button battery 322 may form a first power module, and the first power module is used for providing a working power for the main chip module.

For the embodiment of the present disclosure, the video module 100 is used as an image capturing unit of the intelligent door lock, and can be used for capturing video images, as shown in fig. 1, the video module 100 specifically includes the following main components or modules: a video master control chip 101; EMMC (optional) 102; a memory chip (FLASH memory) 103; a burning interface 104; an infrared LED module consisting of an infrared LED 105 and an LED driver 106, and a camera IR-Cut 107; IR _ CUT drive 108; a camera module 109; a microphone 110; a photosensitive sensor 111; a USB switch 113; a production port 114; a burn-in lower kerf 115; a multi-channel switch chip 117; OTA-UART 118, infrared lamp mutex 119.

In fig. 1, a video main control chip 101 (AI SOC for short) supports a certain AI capability and has a certain image algorithm analysis capability, and is a core operation unit of a video module 100, for example, the video main control chip can be used to control a camera module to acquire image information before a door and control a sound acquisition module to acquire sound information before the door, where the camera module can include a camera IR-Cut 107, an IR _ Cut driver 108 and a camera module 109, and the sound acquisition module can include a microphone 110; the method supports local storage expansion and supports a local display interface (used for debugging and production test); the EMMC 102 is used for providing a local storage function for the front panel control system 1, is used for data storage, and is an optional unit; the FLASH 103 is used for providing a local storage function for the front panel control system 1, and is used for data storage and program storage; the infrared LED module formed by the infrared LED 105 and the LED driver 106 is used for providing an infrared light supplementing function for a camera in the camera module; the camera IR-Cut 107 is integrated in the camera module 109, and the IR-Cut driver 108 is used for controlling the opening and closing of the camera IR-Cut 107, so that the camera can work in a daytime mode and a night vision mode; the camera module 109 is used for acquiring an image right in front of the door lock and providing image input for the video main control chip 101; the microphone 110 is a sound collection module, and can be used for collecting sound or voice and providing voice or sound input for the video main control chip 101; the photosensor 111 is configured to sense a change of ambient light, detect ambient illumination information, convert an optical signal into an electrical signal, and transmit the ambient illumination information to the video main control chip 101, so that the video main control chip 101 switches operating modes (night vision mode and daytime mode) of cameras in the camera module according to the ambient illumination information; the USB switch113 is a dual-port high-speed digital switch, and can time-division multiplex the USB of the video main control chip 101 into a burning download port and a UVC video stream output interface; the production test port 114 is used for production line test, and sends related automatic test instructions through a serial port to complete the automatic test of the video main control chip 101; the burning lower kerf 115 is used for burning and upgrading the firmware of the video main control chip 101; the multi-channel switch chip 117 serves as a buffer for the video main control chip 101 and the WIFI module 201, and can close a bus when the video main control chip 101 performs low power consumption, so that electric leakage is prevented; the OTA-UART 118 is used to provide a serial port for OTA firmware upgrade to the 3D face recognition and palm vein recognition module 302.

In a specific application scenario, as a preferred mode, as shown in fig. 1, the camera module 109 and the 3D face recognition and palm vein recognition module 302 both use 940nm wavelength infrared lamps for light supplement, the camera module 109 and the 3D face recognition and palm vein recognition module 302 need to be mutually exclusive in infrared light supplement time, and a mutual exclusion signal line is provided between the two modules for communication. Correspondingly, the camera module 109 and the 3D face recognition and palm vein recognition module 302 are in communication connection through mutually exclusive signal lines, and the mutually exclusive signal lines are used for transmitting mutually exclusive time signals for infrared light supplement of the camera module 109 and the 3D face recognition and palm vein recognition module 302.

To this disclosed embodiment, WIFI module 200 can provide the WIFI connection function as the WIFI connection unit for carry out data synchronization and data communication with the high in the clouds, can include following main device or module: a WIFI module 201; a PIR human infrared proximity sensor 202; a WIFI antenna 203; a debug port 204.

In fig. 1, a WIFI module 201 integrates a WIFI chip and related peripheral circuits, and is applied to a system as a module. The WIFI module 201 is connected with the main chip 301 and the PIR human body infrared proximity sensor 202 and is connected with the video main control chip 101 through the multi-channel switch chip, and the WIFI module 201 is used for sending a second interrupt signal to the video main control chip 101 when the PIR human body infrared proximity sensor 202 detects that a human body approaches, so that the video main control chip 101 can respond to the second interrupt signal to control video image acquisition; the PIR human body infrared proximity sensor 202 is used for detecting human body infrared signals; the WIFI antenna 203 is used as an antenna unit of the WIFI module 201; the debugging port 204 is a debugging serial port used by research and development personnel.

In a specific application scenario, the rear panel module 400 serves as a rear panel control unit for controlling related modules and peripherals on the rear panel part of the intelligent door lock, and provides a bluetooth connection function. Specifically, as shown in fig. 1, the back panel module 400 may include the following main devices and/or modules: the control chip 401 and the LCD wake up the capacitive touch key 402; bluetooth radio frequency + antenna 403; ETOUCH key 2 (unlock key) 404; system configuration key 1+ system reset key 1405; a voice chip 406; a horn 407; an SE security chip 408; main battery electricity meter 409; a main battery 410; a backup battery fuel gauge 411; a backup battery 412; a motor drive 413; a motor 414; a lock body 415; a power supply system 416.

The control chip 401 is a control chip integrated with a bluetooth communication protocol, and serves as a back panel control main chip of the back panel control system 2, and is used for connecting peripherals and modules of the back panel and simultaneously performing mutual awakening and communication with the main chip 301 of the front panel. As shown in fig. 1, exemplarily, the control chip 401 is connected to the main chip 301, a motor module formed by the motor driver 413 and the motor 414, and the lock body 415, and the control chip 401 is configured to receive an unlocking authentication result sent by the main chip 301 and control the motor module to execute unlocking driving on the lock body 415 according to the unlocking authentication result. The motor driver 413 is a motor driver IC, the rear panel control chip can control the rotation of the motor, the motor 414 is used to drive the lock body of the rear panel control system 2, the lock body 415 is installed on the door as a structural member and is driven by the motor 414, and the lock body 415 has a related detection signal which can be used to inform the extending or retracting state of the lock tongue on the lock body.

In fig. 1, the LCD wake-up capacitive touch key 402 is implemented by a capacitive key + capacitive touch chip or physical key. The LCD display module of the rear panel control system 2 is in a closed state so as to achieve the purpose of low power consumption; the LCD display module can be awakened by touching the keys; the bluetooth radio frequency + antenna 403 is an external radio frequency and antenna part of the control chip 401; a function key formed by an ETOUCH key 2 (an unlocking key) 404 and a system configuration key 1+ a system reset key 1405, a voice module formed by a voice chip 406 and a loudspeaker 407, an SE security chip 408, and a second power module formed by a main battery electricity meter 409, a main battery 410, a backup battery electricity meter 411, 412-a backup battery and a power system 416 are respectively connected with the control chip 401. Wherein, the ETOUCH button × 2 (unlocking button) 404 may include two capacitive buttons, and the two capacitive buttons are pressed simultaneously to serve as an unlocking button, and the unlocking button is used for controlling the control chip to control the motor module to execute unlocking driving on the lock body; the system configuration button 1+ system reset button 1405 may include two physical buttons for respectively performing system configuration and reset of the rear panel control system 2; the voice module is used for providing an audio playing function for the rear panel control system 2, wherein a voice chip 406 is used for rear voice broadcasting, and the voice chip 406 is additionally provided with a loudspeaker 407 of about 1W and used for rear voice broadcasting; the SE security chip 408 is used for security encryption; the second power module is used for providing a working voltage for the rear panel control system 2, wherein the main battery electricity meter 409 is used for collecting information of the electric quantity of the main battery, the main battery 410 is used as a main power supply, the backup battery electricity meter 411 is used for collecting information of the electric quantity of the backup battery, the backup battery 412 is used as a backup power supply, and the power system 416 provides power supply for the rear panel control system 2, and can be controlled by the main chip to control the on-off of a related power supply, so that the rear panel control system 2 enters low power consumption.

The display module 500 serves as a display unit of the smart door lock and provides an image display function to the rear panel control system 2. As shown in fig. 1, the following main devices and/or modules are included: a screen chip 501; a debug port 502; a memory chip SPI FLASH503; a display screen 504; a backlight driver 505; a display screen backlight 506.

The screen chip 501 is a CPU serving as an image display interface. The USB interface is provided and can be used as a SLAVE to receive the video stream output by the 101-video master control chip. The system supports an RGB or MIPI-DSI interface, is used for being externally connected with an LCD display screen, can be connected with a video main control chip 101, and is used for driving the display screen to display the image information in front of the door sent by the video main control chip. The display device is also provided with an external SPI-Flash memory chip expansion interface for storing local display contents. The debug port 502 may be used for development debugging or firmware upgrade; the memory chip SPI FLASH503 can be used to store data such as the relevant LOGO or icon that needs to be displayed.

In a specific application scene, the door lock system is powered by a lithium battery, and a low power consumption state is kept in a default state so as to prolong the service life of the system. When under the low-power consumption state, WIFI module 201 and the human infrared proximity sensor 202 of PIR of WIFI module 200 can be in low-power consumption operating condition. When keeping the low power consumption state under the default state, the front panel: an ultrasonic sensor module 305, a finger vein module or fingerprint module 306, a key module 311, a smart card module 313; the doorbell button 324, the tamper switch 315, the USB insertion detection circuit 317, the main chip 301, etc. are all in low power consumption operating states, waiting for an event to be input, to wake up the entire system.

As shown in fig. 3, an embodiment of the present disclosure provides a control method of a door lock system, including:

step 601, detecting obstacle information in front of the door lock by using the ultrasonic sensor module.

Step 602, when it is judged that a person approaches according to the barrier information, unlocking authentication identification is performed by using the biological identification module, and an unlocking authentication result is sent to the control module, so that the control module executes unlocking control on the lock body according to the unlocking authentication result.

Wherein, biological identification module includes two at least collection system, if can include 3D face identification and palm vein identification module, finger vein module or fingerprint module, button module, smart card module etc. two at least collection system that biological identification module includes are used for gathering different biological characteristics respectively.

For the embodiment of the present disclosure, when controlling the door lock system, as a possible implementation manner, as shown in fig. 4, a control operation logic 1 of the door lock control system, namely, an out-door two-in-one module, that is, a 3D face recognition module and a palm vein recognition module, "can be provided to open the door, where the door lock control system includes a main chip module 300 and a rear panel module 400, specifically: a user is configured at an intelligent door lock APP control end in advance to support 3D face recognition or palm vein recognition unlocking, when the user approaches about 1 m in front of a door provided with a door lock system, a 305-ultrasonic sensor module in a low-power-consumption working state detects that a human body approaches, the 305-ultrasonic sensor module outputs an interrupt to a 301-main chip, the 301-main chip wakes up the whole system, the 301-main chip controls a two-in-one module to be powered on, a corresponding face module or palm vein module is powered on, the corresponding module completes detection and recognition, and after authentication is passed, a 400-Bluetooth rear panel module controls 413-motor drive to drive a 414-motor and a 415-lock body to unlock; if the authentication fails, the detection is carried out again or the timeout management is carried out. After the unlocking action is finished, the two-in-one module is powered off, and the system enters a low-power-consumption standby state.

Accordingly, as another possible implementation manner, when controlling the door lock system, a control operation logic 2 of the door lock control system may be provided, where the door lock control system includes a main chip module 300 and a rear panel module 400, specifically — other authentication modules outside the door open the door: the user configures into in advance at intelligent lock APP control end and does not support 3D face identification or palm vein discernment to unblank, "305-ultrasonic sensor module" is out of work. The user does not wake up the two-in-one module when approaching the door, the user unlocks through other unlocking modes on the front panel, other unlocking modes comprise that the user can use modules such as a 306-finger vein module or a fingerprint module, a 311-key module, a 313-smart card module and the like to input a password, and after authentication is completed, the user is unlocked by a 400-Bluetooth rear panel module, control 413, driving a 414-motor and a 415-lock body by a motor drive; if the authentication fails, the detection is carried out again or the timeout management is carried out. After the unlocking action is finished, the system enters a low-power-consumption standby state.

In addition, as a possible implementation manner when controlling the door lock system, as shown in fig. 5, a control operation logic 3 of the door lock control system may be provided, where the door lock control system includes a main chip module 300 and a rear panel module 400, specifically — an indoor ETOUCH door opening: the user unlocks the lock by touching a 404-ETOUCH key 2 (unlocking key) on the 400-Bluetooth rear panel module, and after authentication is completed, the 400-Bluetooth rear panel module controls 413-motor drive to drive 414-motor and 415-lock body to unlock. After the unlocking action is finished, the system enters a low-power-consumption standby state. Accordingly, an embodiment step may comprise: receiving unlocking information uploaded by a user through an unlocking key in a rear panel control system; after the unlocking information passes, a motor module in the rear panel control system is used for driving the lock body to unlock.

In a specific application scenario, when the door lock system is controlled, as a possible implementation manner, as shown in fig. 6, a working logic of a video system may also be provided, where the video system includes a video module 100, a WIFI module 200, and a display module 500, specifically: people pass through the door: when a user approaches a door provided with a door lock system about 3 meters in front, a 202-PIR human body infrared proximity sensor in a low-power consumption working state detects that a human body approaches, the PIR outputs and interrupts to a 201-WIFI module, the 201-WIFI module outputs and interrupts to the door lock system, the door lock system powers on a 100-video module, the 100-video module configures a 107-camera IR-Cut and a 109-camera module into a night vision or daytime mode according to illumination information acquired by a 111-photosensitive sensor, the 109-camera module acquires a door front image video stream, the video stream is transmitted to a 500-display module of a rear panel through a USB (universal serial bus) connected with the front panel and the rear panel in a UVC (universal video bus) format, the 500-display module integrates a LOGO image stored in a 503-storage chip SPI FLASH and a UVC video stream transmitted from the front panel, and the integrated image is presented to the user in the door through a 504-door display screen. Meanwhile, the 100-video module can also transmit the video stream to the 200-WIFI module and the 200-WIFI module to transmit the video stream acquired by the system to the cloud through the WIFI network, the cloud is issued to a mobile phone APP end of a user, and the user can check locally-occurring events and the video stream at the APP end. Accordingly, example steps may include: responding to a second interrupt signal sent by the WIFI module, controlling to switch the working mode of a camera in the camera module according to the ambient illumination information acquired by the photosensitive sensor, acquiring the image information in front of the door by using the camera module, transmitting the image information in front of the door to a screen chip in the display module through a USB (universal serial bus) line connected with a front panel and a rear panel, and controlling to display the image information in front of the door on the display screen by using the screen chip, wherein the interrupt signal is sent to a video main control chip in the video module when a PIR (passive infrared) human body infrared proximity sensor in the WIFI module detects that a human body approaches; the image information in front of the door is uploaded to the cloud end through the WIFI module and stored in the cloud end, so that a user can check the image information in front of the door at the cloud end.

Correspondingly, for the embodiment of the present disclosure, as a possible implementation manner, when controlling the door lock system, as shown in fig. 7, a logic that the video module and the door lock control system cooperate with each other may be provided, where the video system includes a video module 100, a WIFI module 200, and a display module 500, and the door lock control system includes a main chip module 300 and a rear panel module 400, specifically: when a user approaches a door provided with the door lock system about 3 meters in front, the 202-PIR human body infrared proximity sensor in a low-power consumption working state detects that a human body approaches, the PIR wakes up the whole door lock system and the video system, and the video system finishes shooting and uploading of video streams or outputs the video streams to the display module on the rear panel. The user completes the authentication action of the door lock system through the two-in-one module or other authentication input modules (306-vein module or fingerprint module, 311-key module and 313-smart card module), and the action of the 414-motor and the action of the 415-lock body are controlled by the 400-Bluetooth rear panel module of the rear panel, so that the unlocking or locking action is completed. The series of locking and unlocking actions of the user can be shot by the video system to form images which are uploaded to a cloud end or a user display screen in a door, and a complete monitoring picture is provided for the user.

To sum up, according to the control method of the door lock system provided by the application, when a person approaches in front of the door lock, the biological identification module is used for unlocking and authenticating, and the unlocking authentication result is sent to the control module, so that the control module executes unlocking control on the lock body according to the unlocking authentication result, wherein the biological identification module comprises at least two acquisition devices which are used for respectively acquiring different biological characteristics. According to the technical scheme, multiple unlocking identification modules and peripherals can be added on the basis of single biological feature identification of the existing door lock, and related logic control design can be carried out, so that the unlocking identification modes can be enriched, and further the personalized function requirements of users can be met.

Based on the specific implementation of the method shown in fig. 3, the present embodiment provides a control device of a door lock system, as shown in fig. 8, the device includes: a detection module 71, an identification module 72;

the detection module 71 can be used for detecting the information of the obstacles in front of the door lock by using the ultrasonic sensor module;

the identification module 72 is used for unlocking and authenticating according to the biological identification module when the obstacle information is used for judging that a person approaches, and sending the unlocking authentication result to the control module, so that the control module executes unlocking control on the lock body according to the unlocking authentication result, wherein the biological identification module comprises at least two acquisition devices, and the at least two acquisition devices are used for respectively acquiring different biological characteristics.

It should be noted that other corresponding descriptions of the functional units related to the control device of the door lock system provided in this embodiment may refer to the corresponding description in fig. 3, and are not repeated herein.

Based on the method shown in fig. 3, correspondingly, the present embodiment further provides a computer-readable storage medium, on which a computer program is stored, and the computer program, when executed by a processor, implements the method shown in fig. 3.

Based on such understanding, the technical solution of the present application may be embodied in the form of a software product, which may be stored in a non-volatile storage medium (which may be a CD-ROM, a usb disk, a removable hard disk, etc.), and includes several instructions for enabling a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method of the embodiments of the present application.

Based on the method shown in fig. 3 and the virtual device embodiment shown in fig. 8, in order to achieve the above object, the present application further provides an electronic device, which may be configured on a vehicle (e.g., an electric vehicle) end side, and includes a storage medium and a processor; a storage medium for storing a computer program; a processor for executing a computer program to implement the method as described above and illustrated in fig. 3.

Optionally, the entity device may further include a user interface, a network interface, a camera, a Radio Frequency (RF) circuit, a sensor, an audio circuit, a WI-FI module, and the like. The user interface may include a Display screen (Display), an input unit such as a keypad (Keyboard), etc., and the optional user interface may also include a USB interface, a card reader interface, etc. The network interface may optionally include a standard wired interface, a wireless interface (e.g., WI-FI interface), etc.

It will be understood by those skilled in the art that the above-described physical device structure provided in the present embodiment is not limited to the physical device, and may include more or less components, or combine some components, or arrange different components.

The storage medium can also comprise an operating system and a network communication module. The operating system is a program that manages the hardware and software resources of the above-described physical devices, and supports the operation of the information processing program as well as other software and/or programs. The network communication module is used for realizing communication among components in the storage medium and communication with other hardware and software in the information processing entity device.

Through the description of the above embodiments, those skilled in the art can clearly understand that the present application can be implemented by means of software plus an essential general hardware platform, and can also be implemented by means of hardware. Through the scheme of using this embodiment, can increase multiple discernment module on current lock is to single biological characteristic identification's basis to carry out relevant logic control's design, can enrich the identification mode of unblanking, and then can satisfy user's individualized function demand.

It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a component of' ...does not exclude the presence of additional identical elements in the process, method, article, or apparatus that comprises the element.

The foregoing are merely exemplary embodiments of the present application and are presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A door lock system, characterized in that the door lock system comprises: the biological identification module comprises at least two acquisition devices, and the at least two acquisition devices are used for respectively acquiring different biological characteristics;

2. The door lock system of claim 1, further comprising an ultrasonic sensor module, the ultrasonic sensor module being connected to the main chip;

the ultrasonic sensor module is used for detecting barrier information in front of the door lock and reporting a first interrupt signal to the main chip when the barrier information is detected, so that the main chip responds to the first interrupt signal and utilizes the biological identification module to carry out unlocking authentication identification.

3. The door lock system according to claim 1, further comprising an unlocking indication module, a key indication module, a tamper switch, a USB insertion detection circuit, a first audio module, a first power module;

4. The door lock system according to claim 1, further comprising a video module and a WIFI module, wherein the WIFI module comprises a WIFI module and a human body infrared sensor, and the video module comprises a video main control chip, a camera module, a sound acquisition module and a multi-channel switch chip;

5. The door lock system according to claim 4, wherein the video module further comprises a photosensitive sensor, a memory chip, an infrared LED module;

the memory chip is used for storing data in the video module;

6. The door lock system according to claim 5, wherein the biometric module comprises a 3D face recognition module and a palm vein recognition module, the camera module is in communication connection with the 3D face recognition module and the palm vein recognition module through a mutual exclusion signal line, and the mutual exclusion signal line is used for transmitting a mutual exclusion time signal for infrared supplementary lighting of the camera module and the 3D face recognition module and the palm vein recognition module.

7. The door lock system of claim 1, wherein the control module comprises a control chip and a motor module;

8. The door lock system according to claim 7, wherein the control module further comprises a key module, a voice module, and a second power module;

the key module comprises an unlocking key, a system configuration key and a system reset key, the unlocking key is used for controlling the motor module to execute unlocking drive on the lock body, and the system configuration key and the system reset key are used for performing system configuration of the rear panel control system;

9. The door lock system according to claim 4, further comprising a display module, wherein the display module comprises a screen chip and a display screen, the screen chip is connected with the video main control chip, and the screen chip is used for driving the display screen to display the image information in front of the door sent by the video main control chip.

10. A control method of a door lock system, comprising:

detecting obstacle information in front of the door lock by using an ultrasonic sensor module;

11. A control device for a door lock system, comprising:

12. An electronic device, comprising:

at least one processor; and

a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,

the memory stores instructions executable by the at least one processor to enable the at least one processor to perform the method of claim 10.

13. A non-transitory computer readable storage medium having stored thereon computer instructions for causing the computer to perform the method of claim 10.

14. A computer program product comprising a computer program which, when executed by a processor, implements the method according to claim 10.