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CN108337473A - A kind of low power-consumption intelligent lock monitoring system - Google Patents

A kind of low power-consumption intelligent lock monitoring system Download PDF

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Publication number
CN108337473A
CN108337473A CN201711387206.4A CN201711387206A CN108337473A CN 108337473 A CN108337473 A CN 108337473A CN 201711387206 A CN201711387206 A CN 201711387206A CN 108337473 A CN108337473 A CN 108337473A
Authority
CN
China
Prior art keywords
control module
video monitoring
main control
monitoring
low power
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201711387206.4A
Other languages
Chinese (zh)
Inventor
吕策
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wang Lian Polytron Technologies Inc
Original Assignee
Wang Lian Polytron Technologies Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wang Lian Polytron Technologies Inc filed Critical Wang Lian Polytron Technologies Inc
Priority to CN201711387206.4A priority Critical patent/CN108337473A/en
Publication of CN108337473A publication Critical patent/CN108337473A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/18Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H04N7/188Capturing isolated or intermittent images triggered by the occurrence of a predetermined event, e.g. an object reaching a predetermined position
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00Individual registration on entry or exit
    • G07C9/00174Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00Individual registration on entry or exit
    • G07C9/00174Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00309Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00Individual registration on entry or exit
    • G07C9/00174Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00563Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60Control of cameras or camera modules
    • H04N23/65Control of camera operation in relation to power supply
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07CTIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00Individual registration on entry or exit
    • G07C9/00174Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
    • G07C9/00309Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
    • G07C2009/00365Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks in combination with a wake-up circuit
    • G07C2009/00373Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks in combination with a wake-up circuit whereby the wake-up circuit is situated in the lock

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Burglar Alarm Systems (AREA)
  • Alarm Systems (AREA)
  • Selective Calling Equipment (AREA)

Abstract

A kind of low power-consumption intelligent provided by the invention locks monitoring system, including:Main control module and auxiliary control module, when the control instruction of no user input is transmitted to main control module, main control module is in standby;When receiving control instruction input by user, whether asked comprising video monitoring in master control module judges control instruction, when in control instruction including video monitoring request, main control module sends the first video monitoring signal to auxiliary control module, start the auxiliary control module being closed by the first video monitoring signal, and auxiliary control module is driven to carry out video monitoring.Low power-consumption intelligent provided by the invention locks monitoring system, main control module uses the microcontroller of super low-power consumption, the main control module being in standby is only waken up when there is non-video monitoring request to work, when there is video monitoring demand, main control module just starts auxiliary control module progress video monitoring, scheme of the video chip as main control module is selected in compared with prior art, greatly reduces the power consumption of system.

Description

A kind of low power-consumption intelligent lock monitoring system
Technical field
The present invention relates to security monitoring technologies, and in particular to a kind of low power-consumption intelligent lock monitoring system.
Background technology
Intelligent door lock, intelligent peephole at this stage carries video monitoring function, and video chip is as the standby work(of main control chip Consumption and operation power consumption are all bigger, and power consumption can be very fast;System power dissipation may require that greatly that user often replaces battery, causes to make very much With inconvenience, frequency of use and efficiency substantially reduce.
Invention content
Therefore, the present invention in order to solve the problems, such as in the prior art intelligent door lock monitoring power consumption it is big, a kind of low-power consumption is provided Monitoring intelligent lock system reduces the power consumption of system.
The present invention provides a kind of low power-consumption intelligents to lock monitoring system, including:Main control module and auxiliary control module, wherein when When the control instruction of no user input is transmitted to the main control module, the main control module is in standby;When the master control Whether include video monitoring in control instruction described in the master control module judges when module receives control instruction input by user Request, when in the control instruction including video monitoring request, the main control module sends first to the auxiliary control module and regards Frequency monitoring signal starts the auxiliary control module being closed by first video monitoring signal, and described in driving Auxiliary control module carries out video monitoring.
Preferably, the low power-consumption intelligent locks monitoring system, further includes:Detection module, for detecting someone or object After preset time in preset range in front of the door, wakes up the main control module and send the second video monitoring signal to the auxiliary control mould Block starts the auxiliary control module being closed by second video monitoring signal, and drives the auxiliary control module Carry out video monitoring.
Preferably, the low power-consumption intelligent locks monitoring system, further includes:Unlocked state, including monitor submodule and test Demonstrate,prove submodule, wherein the monitoring submodule for monitoring in preset range in front of the door whether someone;When monitoring pre- in front of the door If when range someone, verification submodule verifies the unlock characteristic information of people's input, when being verified, is unlocked.
Preferably, it is pre- to be additionally operable to monitor the authentication failed for unlocking characteristic information input to the people for the monitoring submodule If after number, waking up the main control module and sending the second video monitoring signal to the auxiliary control module, regarded by described second Frequency monitoring signal starts the auxiliary control module being closed, and the auxiliary control module is driven to carry out video monitoring.
Preferably, the unlock characteristic information is using password unlock, swipe the card at least one of unlock or unlocked by fingerprint The unlocking information of input.
Preferably, the low power-consumption intelligent locks monitoring system, further includes:System operation monitoring modular, when monitoring Low power-consumption intelligent lock monitoring system is stated when be in abnormality, wakes up the second video monitoring signal of the main control module transmission to institute Auxiliary control module is stated, the auxiliary control module being closed is started by second video monitoring signal, and described in driving Auxiliary control module carries out video monitoring.
Preferably, the low power-consumption intelligent locks monitoring system, further includes:Remote communication module is used for access communication network Network receives the control instruction that user inputs in control terminal by the communication network.
Preferably, the low power-consumption intelligent locks monitoring system, further includes:Alarm module, for detecting the master control mould Whether block sends out the second video monitoring signal, raw when detecting that the main control module sends out second video monitoring signal At alarm signal, and it is sent to by the remote communication module control terminal of the user.
Technical solution of the present invention has the following advantages that:
1. a kind of low power-consumption intelligent provided by the invention locks monitoring system, including:Main control module and auxiliary control module, when useless When the control instruction of family input is transmitted to main control module, main control module is in standby;When to receive user defeated for main control module When the control instruction entered, main control module will first determine whether asked comprising video monitoring in control instruction, when in control instruction Including when video monitoring is asked, main control module sends first video monitoring signal to auxiliary control module, starts and is closed Auxiliary control module, and auxiliary control module is driven to carry out video monitoring.Low power-consumption intelligent provided by the invention locks monitoring system, main control module Using the microcontroller of super low-power consumption, the main control module work being in standby is only waken up when there is non-video monitoring to ask, when Main control module just starts supplementary module progress video monitoring when having video monitoring demand, middle compared with prior art to select video chip As the scheme of main control module, the power consumption of system is greatly reduced.
2. a kind of low power-consumption intelligent provided by the invention locks monitoring system, model is preset in front of the door when detecting that someone or object are in After enclosing interior preset time, after the authentication failed preset times of the unlock characteristic information of people's input and monitoring system is in abnormal When state, main control module can send out the second vision signal and carry out video monitoring to auxiliary control module.Alarm module, which is worked as, detects master control Module generates alarm signal when sending out the second video monitoring signal, and the control end of user is sent to by remote communication module End, can allow user to find family door lock abnormal conditions in time, adopt remedial measures as early as possible.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the composition figure for the specific example that low power-consumption intelligent locks monitoring system in the embodiment of the present invention 1;
Fig. 2 is the composition figure for another specific example that low power-consumption intelligent locks monitoring system in the embodiment of the present invention 1.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " first ", " second " are used for description purposes only, and cannot It is interpreted as indicating or implying relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can Can also be electrical connection to be mechanical connection;It can be directly connected, can also indirectly connected through an intermediary, it can be with It is the connection inside two elements, can be wirelessly connected, can also be wired connection.For those of ordinary skill in the art For, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
As long as in addition, technical characteristic involved in invention described below different embodiments non-structure each other It can be combined with each other at conflict.
Embodiment 1
The embodiment of the present invention provides a kind of low power-consumption intelligent lock monitoring system, is applied in the equipment with video monitoring, such as Shown in Fig. 1 comprising:Main control module 1 and auxiliary control module 2, wherein when the control instruction of no user input is transmitted to main control module When 1, main control module 1 is in standby;When main control module 1 receives control instruction input by user, main control module 1 judges Whether asked comprising video monitoring in control instruction, when in control instruction including video monitoring request, main control module 1 is to auxiliary control Module 2 sends the first video monitoring signal, starts the auxiliary control module 2 being closed by the first video monitoring signal, and Auxiliary control module 2 is driven to carry out video monitoring.
In the embodiment of the present invention, it can be used the microcontroller of super low-power consumption as main control module 1, auxiliary control module 2 is video core Piece.When no user sends control instruction using long-range control terminal, main control module 1 is in standby and stand-by power consumption is UA ranks are to use video chip as the one thousandth of the stand-by power consumption of main control chip in the prior art, and work as master control mould When non-video demand wakes up in the control instruction that block 1 is sent by user, only main control module is handled, and video chip does not open Dynamic, the operation power consumption of main control module is only at least 1/5th of 20mA or so and video chip power consumption.Main control module 1 is only When finding to have video requirement, the video chip quick response for just opening the auxiliary control module 2 being closed immediately is regarded Frequency monitors.
In a preferred embodiment, as shown in Fig. 2, above-mentioned low power-consumption intelligent lock monitoring system further includes:Detection module 3, For detecting that someone or object are in preset range in front of the door after preset time, wakes up main control module 1 and send the second video monitoring Signal starts the auxiliary control module 2 being closed to auxiliary control module 2, by the second video monitoring signal, and drives auxiliary control mould Block 2 carries out video monitoring.Detection module 3 in the embodiment of the present invention can be that infrared inductor carries out infrared detection, in user In front of the door within the scope of 3 meters when sensing infrared signal that infrared inductor is sent out when being reflected more than 1 minute by people or object, at triggering Working condition is opened in the main control module 1 of standby mode, sending the second video monitoring signal to auxiliary control module 2 is monitored.But It is not limited to this, can detect by other means in other embodiments, such as microwave sensor.The device being monitored can To be video monitoring opal or other video monitoring apparatus.
In a preferred embodiment, as shown in Fig. 2, above-mentioned low power-consumption intelligent lock monitoring system further includes:Unlocked state 4, Including monitoring submodule 41 and verification submodule 42, monitoring submodule 41 for monitor in preset range in front of the door whether someone; When monitoring in preset range someone in front of the door, the unlock characteristic information of verification 42 identifier of submodule input, when being verified, It is unlocked.Monitoring submodule 41 is additionally operable to after the authentication failed preset times for monitoring the unlock characteristic information inputted to people, It wakes up main control module 1 and sends the second video monitoring signal to auxiliary control module 2, started in closing by the second video monitoring signal The auxiliary control module 2 of state, and auxiliary control module 2 is driven to carry out video monitoring.In practical applications, which can be Use the unlocking information of password unlock, at least one of unlock or unlocked by fingerprint input of swiping the card.In the embodiment of the present invention, when making When unlocking information authentication failed with password unlock, at least one of unlock or unlocked by fingerprint input of swiping the card is more than three times, call out Main main control module 1 of waking up sends the second video monitoring signal and opens video monitoring to auxiliary control module 2.
In a preferred embodiment, as shown in Fig. 2, above-mentioned low power-consumption intelligent lock monitoring system further includes:System operation is supervised Module 5 is surveyed, when monitoring that low power-consumption intelligent lock monitoring system is in abnormality, main control module 1 is waken up and sends the second video Monitoring signal starts the auxiliary control module 2 being closed to auxiliary control module 2, by the second video monitoring signal, and drives auxiliary It controls module 2 and carries out video monitoring.Abnormality in the embodiment of the present invention is when above-mentioned low power-consumption intelligent lock monitoring system is abnormal When power-off or signal transmission are obstructed (being, for example, caused by being destroyed by external force), however, it is not limited to this in other embodiments Can be other leads to the situation of system function exception.
In a preferred embodiment, as shown in Fig. 2, above-mentioned low power-consumption intelligent lock monitoring system further includes:Telecommunication mould Block 6 is used for access to communication networks, and the control instruction that user inputs in mobile terminal is received by communication network.The present invention is implemented The remote communication module 6 of example is in when low power-consumption intelligent lock monitoring system does not generate signal or user does not send out control instruction and waits for Machine state opens working condition when having signal or instruction needs transmission.The network of selectable access can be WIFI or 4G At least one of network, user control terminal can be at least one of the mobile phone, tablet computer, PC machine that can be communicated.
In a preferred embodiment, as shown in Fig. 2, above-mentioned low power-consumption intelligent lock monitoring system further includes:Alarm module 7, For detecting whether main control module 1 sends out the second video monitoring signal, when detect main control module 1 send out the second video monitoring letter Number when, generate alarm signal, and be sent to by remote communication module 6 control terminal of user.User in the embodiment of the present invention Control terminal while receiving alarm signal, the control that auxiliary control module 2 is simultaneously sent to on-site supervision video recording user is whole End.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or It changes still within the protection scope of the invention.

Claims (8)

1. a kind of low power-consumption intelligent locks monitoring system, which is characterized in that including:Main control module and auxiliary control module, wherein
When the control instruction of no user input is transmitted to the main control module, the main control module is in standby;Work as institute When stating main control module and receiving control instruction input by user, whether comprising regarding in control instruction described in the master control module judges Frequency monitoring request, when in the control instruction including video monitoring request, the main control module is sent to the auxiliary control module First video monitoring signal starts the auxiliary control module being closed by first video monitoring signal, and drives The dynamic auxiliary control module carries out video monitoring.
2. low power-consumption intelligent according to claim 1 locks monitoring system, which is characterized in that further include:Detection module is used for It detects that someone or object are in preset range in front of the door after preset time, wakes up the main control module and send the second video monitoring letter Number the auxiliary control module is given, the auxiliary control module that is closed is started by second video monitoring signal, and drive The dynamic auxiliary control module carries out video monitoring.
3. low power-consumption intelligent according to claim 1 locks monitoring system, which is characterized in that further include:Unlocked state, including Monitor submodule and verification submodule, wherein
The monitoring submodule for monitor in preset range in front of the door whether someone;When monitoring in preset range someone in front of the door When, verification submodule verifies the unlock characteristic information of people's input, when being verified, is unlocked.
4. low power-consumption intelligent according to claim 3 locks monitoring system, which is characterized in that the monitoring submodule is additionally operable to After the authentication failed preset times for monitoring the unlock characteristic information inputted to the people, wakes up the main control module and send second Video monitoring signal gives the auxiliary control module, starts the auxiliary control being closed by second video monitoring signal Module, and the auxiliary control module is driven to carry out video monitoring.
5. low power-consumption intelligent according to claim 3 locks monitoring system, which is characterized in that the unlock characteristic information is to make With the unlocking information of password unlock, at least one of unlock or unlocked by fingerprint input of swiping the card.
6. low power-consumption intelligent according to claim 1 locks monitoring system, which is characterized in that further include:System operation monitors Module wakes up the main control module and sends second when monitoring that the low power-consumption intelligent lock monitoring system is in abnormality Video monitoring signal gives the auxiliary control module, starts the auxiliary control being closed by second video monitoring signal Module, and the auxiliary control module is driven to carry out video monitoring.
7. the low power-consumption intelligent according to claim 2,4 or 6 locks monitoring system, which is characterized in that further include:Telecommunication Module is used for access to communication networks, and the control instruction that user inputs in control terminal is received by the communication network.
8. low power-consumption intelligent according to claim 7 locks monitoring system, which is characterized in that further include:Alarm module is used for Detect whether the main control module sends out the second video monitoring signal, when detecting that the main control module sends out second video When monitoring signal, alarm signal is generated, and is sent to the control terminal of the user by the remote communication module.
CN201711387206.4A 2017-12-20 2017-12-20 A kind of low power-consumption intelligent lock monitoring system Pending CN108337473A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711387206.4A CN108337473A (en) 2017-12-20 2017-12-20 A kind of low power-consumption intelligent lock monitoring system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711387206.4A CN108337473A (en) 2017-12-20 2017-12-20 A kind of low power-consumption intelligent lock monitoring system

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CN108337473A true CN108337473A (en) 2018-07-27

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109983513A (en) * 2019-02-20 2019-07-05 深圳市汇顶科技股份有限公司 Smart lock method for controlling power supply, intelligent lock system and storage medium
CN110677899A (en) * 2019-08-19 2020-01-10 深圳绿米联创科技有限公司 Data transmission method and device, terminal equipment and storage medium
CN113338784A (en) * 2020-02-18 2021-09-03 佛山市云米电器科技有限公司 Intelligent door
CN113724421A (en) * 2019-02-01 2021-11-30 深圳市汇顶科技股份有限公司 Fingerprint module, fingerprint identification system, control method and intelligent lock
CN118200486A (en) * 2024-04-18 2024-06-14 广东海洋大学 A kind of cage culture security system and method

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CN105242627A (en) * 2015-10-29 2016-01-13 桂林力拓信息科技有限公司 Building intelligent monitoring system and method
CN106285418A (en) * 2016-09-23 2017-01-04 江阴格罗克建筑智能科技有限公司 Intelligent household-entry safety door system
CN106488184A (en) * 2016-09-22 2017-03-08 深圳市共进电子股份有限公司 Networkmonitor
TWM538179U (en) * 2016-10-05 2017-03-11 Brickcom Corp Low power consumption and rapid response monitoring device

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CN104883483A (en) * 2015-05-20 2015-09-02 福建星网锐捷通讯股份有限公司 Control method for low power consumption of network camera supplied by battery
CN105242627A (en) * 2015-10-29 2016-01-13 桂林力拓信息科技有限公司 Building intelligent monitoring system and method
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Publication number Priority date Publication date Assignee Title
CN113724421A (en) * 2019-02-01 2021-11-30 深圳市汇顶科技股份有限公司 Fingerprint module, fingerprint identification system, control method and intelligent lock
CN113724421B (en) * 2019-02-01 2023-07-07 深圳市汇顶科技股份有限公司 Fingerprint module, fingerprint identification system, control method and intelligent lock
CN109983513A (en) * 2019-02-20 2019-07-05 深圳市汇顶科技股份有限公司 Smart lock method for controlling power supply, intelligent lock system and storage medium
CN110677899A (en) * 2019-08-19 2020-01-10 深圳绿米联创科技有限公司 Data transmission method and device, terminal equipment and storage medium
CN110677899B (en) * 2019-08-19 2024-03-29 深圳绿米联创科技有限公司 Data transmission method, device, terminal equipment and storage medium
CN113338784A (en) * 2020-02-18 2021-09-03 佛山市云米电器科技有限公司 Intelligent door
CN118200486A (en) * 2024-04-18 2024-06-14 广东海洋大学 A kind of cage culture security system and method
CN118200486B (en) * 2024-04-18 2024-09-27 广东海洋大学 A kind of cage culture security system and method

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Application publication date: 20180727