CN103527000A - Door locking reminding device and method and intelligent key - Google Patents
Door locking reminding device and method and intelligent key Download PDFInfo
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- CN103527000A CN103527000A CN201310481561.3A CN201310481561A CN103527000A CN 103527000 A CN103527000 A CN 103527000A CN 201310481561 A CN201310481561 A CN 201310481561A CN 103527000 A CN103527000 A CN 103527000A
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Abstract
The invention belongs to the technical field of door lock products, and relates to a door locking reminding device and method and an intelligent key. The door locking reminding device comprises a sensor node and a data processing module. The sensor node is arranged in a key handle and used for collecting rotation data of the key and sending the key rotation data to the data processing module. The data processing module is arranged in the inner side of a door and used for receiving the rotation data of the key and judging whether the door is locked or not according to the key rotation data. If the door is locked, door locking reminding information is sent out. According to the door locking reminding device and method, after the fact that the door is locked is sensed, a user is reminded through a short message, the user can conveniently check at any time, a short-distance wireless chip is used for information transmission, so that when the key is beyond a certain distance, the data processing module can not collect information of the sensor node, and the phenomenon that mistaken reminding is sent out due to the fact that the user plays with the key is avoided.
Description
Technical field
The invention belongs to door lock product technical field, relate in particular to a kind of alarm set of locking a door, based reminding method and Intelligent key.
Background technology
Because people are after leaving home to go out or using and use such as strongbox etc., tend to the uncertain lock that oneself whether has locked door or safety cabinet, after usually causing leaving, also need to return to check whether lock, not only quite bother, and lose time.
In order to address this problem, a kind of key with prompting function that Chinese patent 201010612137.4 is announced, the shell place of this key rear end utilizes left and right sensor to come sensing key to lock a door or open the door, while unblanking, sensor is triggered, and warning light lamp is bright and keep blink states user to be reminded always, until lock is again with on key lock, another sensor is triggered, and warning light extinguishes the state of sounding all clear.Another Chinese patent 201220113486.6, by induction installation is set in door lock, makes to detect user's vibrations at closing time, and induction installation is controlled sounding device sounding, reminds user to lock a door.
The shortcoming of prior art is: the mode that adopts the method for sound at closing time or vibration reminding to come reminding user to lock a door, and of long duration, owing to not checking at any time, it is waking up of when carrying that user can be hard to tell, and still can not determine whether this has locked a door; Adopt only in the method that fills on the key sensor, in the situation that door is locked a door do not shut in the situation that or key is not rotated in place and just takes out key, lamp on the key still can be locked by miscue door lock, in addition, in the situation that not inserting in door, play key and also may occur erroneous judgement, safety is used in impact.
Summary of the invention
The invention provides a kind of alarm set of locking a door, based reminding method and Intelligent key, be intended to solve existing alerting pattern and be not easy to the technical problem that user checks prompting message at any time and cannot determine the state of locking a door and have misjudgement, erroneous judgement.
Technical scheme provided by the invention is: a kind of alarm set of locking a door, comprise sensor node and data processing module, described sensor node is installed in key handle inside, for gathering the rotation data of key, and key turns data are sent to data processing module, described data processing module is installed in the inner side of door, for receiving the rotation data of key, and whether lock according to key turns data decision gate, if door is locked, send the prompting message of locking a door.
Technical scheme provided by the invention also comprises: described sensor node comprises pressure sensor, gyroscope, first microprocessor and the first radio frequency chip, described pressure sensor, gyroscope is connected with first microprocessor by bus respectively with the first radio transmitting and receiving chip, whether described pressure sensor inserts in keyhole for perception key, if key inserts in keyhole, angular velocity while gathering key turns by gyroscope, and image data is reached to first microprocessor, described first microprocessor is packed to image data, and by the first radio frequency chip by Packet Generation to data processing module.
Technical scheme provided by the invention also comprises: described data processing module comprises the second microprocessor, approach switch, the second radio frequency chip and short message receiving-transmitting unit, described approach switch is located at the side edge of door, the feedback line of described approach switch is connected with the second microprocessor by the mode of light-coupled isolation, described the second radio frequency chip is connected with the second microprocessor, described short message receiving-transmitting unit is connected with the second microprocessor by the mode of universal asynchronous receiving-transmitting transmitter, whether described approach switch is shut for sensing door, and feed back a high level while shutting to the second microprocessor sensing door, the angular velocity data that described the second radio frequency chip sends for receiving the first radio frequency chip, and will receive transfer of data to the second microprocessor, described the second microprocessor receives the high level information of approach switch feedback, enable the second radio frequency chip and prepare to receive the angular velocity data of the first radio frequency chip, and receive the angular velocity data of the second radio frequency chip transmission, according to angular velocity and time integral, calculate the angle and direction that key turns over, and judge whether the angle and direction that key turns over reaches the preset value that door lock locks, if reach the preset value that door lock locks, call short message receiving-transmitting unit and send prompting message.
Technical scheme provided by the invention also comprises: described sensor node also comprises the first power supply unit, described the first power supply unit is connected with pressure sensor, gyroscope, first microprocessor and the first radio frequency chip respectively, for powering to whole sensor node; Described the first power supply unit is battery.
Technical scheme provided by the invention also comprises: described data processing module also comprises push-button unit, the second power supply unit and voltage stabilizing chip, described push-button unit is connected with the second microprocessor by the mode of matrix keyboard, for setting the receiving number of reception information, and the on off state of the alarm set of locking a door is set; The electric current of described the second power supply unit is processed backward the second microprocessor, approach switch, the second radio frequency chip, push-button unit and short message receiving-transmitting unit through voltage stabilizing chip burning voltage is provided; The receiving terminal of described reception information is mobile phone, and described receiving number is phone number.
Another technical scheme provided by the invention is: a kind of based reminding method of locking a door, comprising:
Step a: gather the rotation data of key by sensor node, and the rotation data of key is sent to data processing module;
Step b: receive the rotation data of key, and whether lock according to key turns data decision gate, if door is locked, perform step c;
Step c: send the prompting message of locking a door.
Whether technical scheme provided by the invention also comprises: before described step a, also comprise: by approach switch decision gate, shut, if door is shut, feed back a high level to the second microprocessor, by the second microprocessor, enable the second radio frequency chip and prepare the angular velocity data on receiving sensor node; Described approach switch is located at the side edge of door.
Technical scheme provided by the invention also comprises: in described step a, whether the described rotation data that gathers key by sensor node specifically comprises: by pressure sensor, respond to key and insert in keyhole, if key inserts in keyhole, angular velocity while gathering key turns by gyroscope, and image data is reached to first microprocessor, first microprocessor is packed to image data, and by the first radio frequency chip, image data is sent to the second radio frequency chip; Described sensor node is installed in key handle inside.
Technical scheme provided by the invention also comprises: in described step b, the rotation data of described reception key, and whether lock specifically and comprise according to key turns data decision gate: by the second radio frequency chip, receive the angular velocity data that the first radio frequency chip sends, and will receive transfer of data to the second microprocessor; Described the second microprocessor receives the angular velocity data of the second radio frequency chip transmission, according to angular velocity and time integral, calculate the angle and direction that key turns over, and judge whether the angle and direction that key turns over reaches the preset value that door lock locks, if reach the preset value that door lock locks, send the prompting message of locking a door.
Another technical scheme provided by the invention is: a kind of Intelligent key, comprise sensor node, described sensor node is installed in key handle inside, for gathering the rotation data of key, described sensor node comprises pressure sensor, gyroscope, microprocessor, radio frequency chip and power supply unit, described pressure sensor, gyroscope is connected with microprocessor respectively with radio transmitting and receiving chip, whether described pressure sensor inserts in keyhole for perception key, if key inserts in keyhole, angular velocity while gathering key turns by gyroscope, and image data is reached to microprocessor, described microprocessor is packed to image data, and by radio frequency chip by Packet Generation, described power supply unit respectively with pressure sensor, gyroscope, microprocessor is connected with radio frequency chip, for powering to whole sensor node.
Technical scheme tool of the present invention has the following advantages or beneficial effect: whether the alarm set of locking a door of the embodiment of the present invention, based reminding method and Intelligent key adopt to put at the approach switch decision gate of reveal face and shut, the pressure sensor that employing is placed in key handle inside judges whether key inserts keyhole, adopt gyroscope to gather direction and the angle of key turns, by data processing module, in conjunction with three's data decision gate, whether lock, and the mode of reminding with note informs that whether user locks, and is convenient to user and checks at any time; Because adopting short-range wireless chip, the present invention carries out communication, only near lock, can communicate by letter, after key surpasses certain distance, data processing module cannot gather the information of gyroscope and pressure sensor, thereby avoids playing key and the situation that produces wrong report.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of the alarm set of locking a door of the embodiment of the present invention;
Accompanying drawing 2 is flow charts of the based reminding method of locking a door of the embodiment of the present invention;
Accompanying drawing 3 is structural representations of the Intelligent key of the embodiment of the present invention.
The specific embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Referring to Fig. 1, is the structural representation of the alarm set of locking a door of the embodiment of the present invention.The alarm set of locking a door of the embodiment of the present invention comprises sensor node and data processing module, sensor node is installed in key handle inside, for gathering the rotation data of key, and key turns data are sent to data processing module, data processing module is installed in the inner side of door, for calculate direction and the angle of key turns according to key turns data, according to the direction of key turns and angle decision gate, whether lock, and judged result is sent to user mobile phone reminds.
Particularly, sensor node comprises pressure sensor, gyroscope, first microprocessor, the first radio frequency chip and the first power supply unit, wherein, pressure sensor, gyroscope and the first radio transmitting and receiving chip are respectively by SIP bus (serial peripheral interface, Serial Peripheral Interface) or I2C bus (Inter-Integrated Circuit, I2C bus is twin wire universal serial bus, be used for connecting microcontroller and ancillary equipment thereof) be connected with first microprocessor, whether pressure sensor inserts in keyhole for perception key, if key inserts in keyhole, (angular velocity refers to angular velocity while gathering key turns by gyroscope: the radian that the radius in connection motion particle and the center of circle turns within the unit interval), and image data is reached to first microprocessor, first microprocessor is packed to image data, and by the first radio frequency chip by Packet Generation to data processing module, the first power supply unit is connected with pressure sensor, gyroscope, first microprocessor and the first radio frequency chip respectively, for powering to whole sensor node, guarantees the normal operation of sensor node, in embodiments of the present invention, the first power supply unit is battery, sensor node is undersized circular circuit board, embeds key handle inner, and isolated with the conductor part of key, pressure sensor surface contacts with the shell of key handle, pressure while making pressure sensor can perception people insert key, extract after key, pressure sensor pressure on key handle reduces, the first radio frequency chip stops sending data, data processing module also stops receiving data, and the alarm set of locking a door enters low-power consumption mode, because sensor node size is less, embed behind key handle inside, key handle volume is approaching, easy to carry and use with general key handle volume.
Data processing module comprises the second power supply unit, voltage stabilizing chip, the second microprocessor, approach switch, the second radio frequency chip, push-button unit and short message receiving-transmitting unit, and the electric current of the second power supply unit is processed backward the second microprocessor, approach switch, the second radio frequency chip, push-button unit and short message receiving-transmitting unit through voltage stabilizing chip burning voltage is provided; In embodiments of the present invention, the second power supply unit is chargeable lithium cell.
Whether approach switch is located at the side edge of door, and the feedback line of approach switch is connected by the mode of light-coupled isolation and the I/O mouth of the second microprocessor, shut, and feed back a high level when shutting to the second microprocessor sensing door for sensing door;
The second radio frequency chip is connected with the second microprocessor by spi bus, the angular velocity data information sending for receiving the first radio frequency chip, and will receive transfer of data to the second microprocessor;
The second microprocessor receives the level information of approach switch feedback, when high level being detected, enable the second radio frequency chip and prepare the angular velocity data of receiving sensor node, and receive the angular velocity data of the second radio frequency chip transmission, according to angular velocity and time integral, calculate the angle and direction that key turns over, and judge whether the angle and direction that key turns over reaches the preset value that door lock locks, if reach the preset value that door lock locks, call short message receiving-transmitting unit and send reminding short message, if do not reach the preset value that door lock locks, do not send note; Wherein, the preset value that door lock locks is set according to the lock mode of dissimilar lock.Because adopting short-range wireless chip, the present invention carries out communication, only near lock, can communicate by letter, after key surpasses certain distance, data processing module cannot gather the information of gyroscope and pressure sensor, thereby avoids playing key and the situation that produces wrong report.
Short message receiving-transmitting unit is with UART(Universal Asynchronous Receiver/Transmitter, universal asynchronous receiving-transmitting transmitter) mode be connected with the second microprocessor, for the receiving number to setting, send the prompting message that door has been locked; Described prompting message comprises the polytypes such as note, voice, in prompting message, also comprise the time of locking a door, user can check information whenever and wherever possible, thereby for user provides the reliable and stable prompting message of locking a door, the worry that when solution is away from home, whether user locks door or strongbox etc., and save the time that user goes home to check door lock.
Push-button unit is connected with the second microprocessor by the mode of matrix keyboard, for setting the receiving number of reception information, and the on off state of the alarm set of locking a door is set; In embodiments of the present invention, information receiving end is mobile phone, and receiving number is phone number, is appreciated that and also can adopts other portable terminals or communication mode to receive.
Referring to Fig. 2, is the flow chart of the based reminding method of locking a door of the embodiment of the present invention.The based reminding method of locking a door of the embodiment of the present invention comprises the following steps:
Step 100: whether shut by approach switch decision gate, if door is shut, perform step 200, if door is not shut, continue execution step 100;
In step 100, approach switch is located at the side edge of door, whether the feedback line of approach switch is connected by the mode of light-coupled isolation and the I/O mouth of the second microprocessor, shut, and feed back a high level when shutting to the second microprocessor sensing door for sensing door.
Step 200: feed back a high level to the second microprocessor, enable the second radio frequency chip by the second microprocessor and prepare the angular velocity data on receiving sensor node;
In step 200, sensor node is undersized circular circuit board, embeds key handle inner, and isolated with the conductor part of key; Sensor node comprises pressure sensor, gyroscope, first microprocessor, the first radio frequency chip and the first power supply unit, pressure sensor, gyroscope and the first radio transmitting and receiving chip are connected with first microprocessor by SIP bus or I2C bus respectively, the first power supply unit is connected with pressure sensor, gyroscope, first microprocessor and the first radio frequency chip respectively, for powering to whole sensor node, guarantee the normal operation of sensor node; Because sensor node size is less, embed behind key handle inside, key handle volume is approaching, easy to carry and use with general key handle volume.
Step 300: respond to key by pressure sensor and whether insert in keyhole, if key inserts in keyhole, perform step 400, if key does not insert in keyhole, continue execution step 300;
In step 300, pressure sensor surface contacts with the shell of key handle, makes the pressure of pressure sensor can the slotting key of perception people time.
Step 400: the angular velocity while gathering key turns by gyroscope, and image data is reached to first microprocessor, first microprocessor is packed to image data, and by the first radio frequency chip, image data is sent to the second radio frequency chip;
In step 400, the second radio frequency chip is connected with the second microprocessor by spi bus.
Step 500: receive the angular velocity data that the first radio frequency chip sends, and will receive transfer of data to the second microprocessor;
Step 600: the angular velocity data that receives the second radio frequency chip transmission, according to angular velocity and time integral, calculate the angle and direction that key turns over, and judge whether the angle and direction that key turns over reaches the preset value that door lock locks, if reach the preset value that door lock locks, perform step 700; If do not reach the preset value that door lock locks, continue execution step 600;
In step 600, the preset value that door lock locks can be set according to the lock mode of dissimilar lock.
Step 700: call short message receiving-transmitting unit and send reminding short message;
In step 700, short message receiving-transmitting unit is connected with the second microprocessor in the mode of UART, for the receiving number to setting, sends the prompting message that door has been locked; Described prompting message comprises the polytypes such as note, voice, in prompting message, also comprise the time of locking a door, user can check information whenever and wherever possible, thereby for user provides the reliable and stable prompting message of locking a door, the worry that when solution is away from home, whether user locks door or strongbox etc., and save the time that user goes home to check door lock; Meanwhile, user also can set by push-button unit the receiving number of reception information voluntarily, and the on off state of the prompting function of locking a door is set.
Referring to Fig. 3, is the structural representation of the Intelligent key of the embodiment of the present invention.The Intelligent key of the embodiment of the present invention comprises sensor node, sensor node is installed in key handle inside, for gathering the rotation data of key, and key turns data are sent to data processing module, data processing module is installed in the inner side of door, for calculate direction and the angle of key turns according to key turns data, according to the direction of key turns and angle decision gate, whether lock, and judged result is sent to user mobile phone reminds.
Particularly, sensor node comprises pressure sensor, gyroscope, first microprocessor, the first radio frequency chip and the first power supply unit, wherein, pressure sensor, gyroscope and the first radio transmitting and receiving chip are respectively by SIP bus (serial peripheral interface, Serial Peripheral Interface) or I2C bus (Inter-Integrated Circuit, I2C bus is twin wire universal serial bus, be used for connecting microcontroller and ancillary equipment thereof) be connected with first microprocessor, whether pressure sensor inserts in keyhole for perception key, if key inserts in keyhole, (angular velocity refers to angular velocity while gathering key turns by gyroscope: the radian that the radius in connection motion particle and the center of circle turns within the unit interval), and image data is reached to first microprocessor, first microprocessor is packed to image data, and by the first radio frequency chip by Packet Generation to data processing module, the first power supply unit is connected with pressure sensor, gyroscope, first microprocessor and the first radio frequency chip respectively, for powering to whole sensor node, guarantees the normal operation of sensor node, in embodiments of the present invention, the first power supply unit is battery, sensor node is undersized circular circuit board, embeds key handle inner, and isolated with the conductor part of key, pressure sensor surface contacts with the shell of key handle, pressure while making pressure sensor can perception people insert key, extract after key, pressure sensor pressure on key handle reduces, the first radio frequency chip stops sending data, data processing module also stops receiving data, and the alarm set of locking a door enters low-power consumption mode, because sensor node size is less, embed behind key handle inside, key handle volume is approaching, easy to carry and use with general key handle volume.
Whether technical scheme tool of the present invention has the following advantages or beneficial effect: the alarm set of locking a door of the embodiment of the present invention, based reminding method and to grace, can key adopt to put at the approach switch decision gate of reveal face and shut, the pressure sensor that employing is placed in key handle inside judges whether key inserts keyhole, adopt gyroscope to gather direction and the angle of key turns, by data processing module, in conjunction with three's data decision gate, whether lock, and the mode of reminding with note informs that whether user locks, and is convenient to user and checks at any time; Because adopting short-range wireless chip, the present invention carries out communication, only near lock, can communicate by letter, after key surpasses certain distance, data processing module cannot gather the information of gyroscope and pressure sensor, thereby avoids playing key and the situation that produces wrong report.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. the alarm set of locking a door, it is characterized in that, comprise sensor node and data processing module, described sensor node is installed in key handle inside, for gathering the rotation data of key, and key turns data are sent to data processing module, whether described data processing module is installed in the inner side of door, for receiving the rotation data of key, and lock according to key turns data decision gate, if door is locked, send the prompting message of locking a door.
2. the alarm set of locking a door according to claim 1, it is characterized in that, described sensor node comprises pressure sensor, gyroscope, first microprocessor and the first radio frequency chip, described pressure sensor, gyroscope is connected with first microprocessor respectively with the first radio transmitting and receiving chip, whether described pressure sensor inserts in keyhole for perception key, if key inserts in keyhole, angular velocity while gathering key turns by gyroscope, and image data is reached to first microprocessor, described first microprocessor is packed to image data, and by the first radio frequency chip by Packet Generation to data processing module.
3. the alarm set of locking a door according to claim 1, it is characterized in that, described data processing module comprises the second microprocessor, approach switch, the second radio frequency chip and short message receiving-transmitting unit, described approach switch is located at the side edge of door, the feedback line of described approach switch is connected with the second microprocessor by the mode of light-coupled isolation, described the second radio frequency chip is connected with the second microprocessor, described short message receiving-transmitting unit is connected with the second microprocessor by the mode of universal asynchronous receiving-transmitting transmitter, whether described approach switch is shut for sensing door, and feed back a high level while shutting to the second microprocessor sensing door, the angular velocity data that described the second radio frequency chip sends for receiving the first radio frequency chip, and will receive transfer of data to the second microprocessor, described the second microprocessor receives the high level information of approach switch feedback, enable the second radio frequency chip and prepare to receive the angular velocity data of the first radio frequency chip, and receive the angular velocity data of the second radio frequency chip transmission, according to angular velocity and time integral, calculate the angle and direction that key turns over, and judge whether the angle and direction that key turns over reaches the preset value that door lock locks, if reach the preset value that door lock locks, call short message receiving-transmitting unit and send prompting message.
4. the alarm set of locking a door according to claim 1 and 2, it is characterized in that, described sensor node also comprises the first power supply unit, described the first power supply unit is connected with pressure sensor, gyroscope, first microprocessor and the first radio frequency chip respectively, for powering to whole sensor node; Described the first power supply unit is battery.
5. the alarm set of locking a door according to claim 2, it is characterized in that, described data processing module also comprises push-button unit, the second power supply unit and voltage stabilizing chip, described push-button unit is connected with the second microprocessor by the mode of matrix keyboard, for setting the receiving number of reception information, and the on off state of the alarm set of locking a door is set; The electric current of described the second power supply unit is processed backward the second microprocessor, approach switch, the second radio frequency chip, push-button unit and short message receiving-transmitting unit through voltage stabilizing chip burning voltage is provided; The receiving terminal of described reception information is mobile phone, and described receiving number is phone number.
6. the based reminding method of locking a door, comprising:
Step a: gather the rotation data of key by sensor node, and the rotation data of key is sent to data processing module;
Step b: receive the rotation data of key, and whether lock according to key turns data decision gate, if door is locked, perform step c;
Step c: send the prompting message of locking a door.
7. the based reminding method of locking a door according to claim 6, it is characterized in that, before described step a, also comprise: by approach switch decision gate, whether shut, if door is shut, feed back a high level to the second microprocessor, by the second microprocessor, enable the second radio frequency chip and prepare the angular velocity data on receiving sensor node; Described approach switch is located at the side edge of door.
8. according to the based reminding method of locking a door described in claim 6 or 7, it is characterized in that, in described step a, whether the described rotation data that gathers key by sensor node specifically comprises: by pressure sensor, respond to key and insert in keyhole, if key inserts in keyhole, angular velocity while gathering key turns by gyroscope, and image data is reached to first microprocessor, first microprocessor is packed to image data, and by the first radio frequency chip, image data is sent to the second radio frequency chip; Described sensor node is installed in key handle inside.
9. the based reminding method of locking a door according to claim 8, it is characterized in that, in described step b, the rotation data of described reception key, and whether lock specifically and comprise according to key turns data decision gate: by the second radio frequency chip, receive the angular velocity data that the first radio frequency chip sends, and will receive transfer of data to the second microprocessor; Described the second microprocessor receives the angular velocity data of the second radio frequency chip transmission, according to angular velocity and time integral, calculate the angle and direction that key turns over, and judge whether the angle and direction that key turns over reaches the preset value that door lock locks, if reach the preset value that door lock locks, send the prompting message of locking a door.
10. an Intelligent key, it is characterized in that, comprise sensor node, described sensor node is installed in key handle inside, for gathering the rotation data of key, described sensor node comprises pressure sensor, gyroscope, microprocessor, radio frequency chip and power supply unit, described pressure sensor, gyroscope is connected with microprocessor respectively with radio transmitting and receiving chip, whether described pressure sensor inserts in keyhole for perception key, if key inserts in keyhole, angular velocity while gathering key turns by gyroscope, and image data is reached to microprocessor, described microprocessor is packed to image data, and by radio frequency chip by Packet Generation, described power supply unit respectively with pressure sensor, gyroscope, microprocessor is connected with radio frequency chip, for powering to whole sensor node.
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| CN105740128A (en) * | 2014-12-10 | 2016-07-06 | 联想(北京)有限公司 | Information processing method and electronic device |
| CN105740128B (en) * | 2014-12-10 | 2019-03-29 | 联想(北京)有限公司 | A kind of information processing method and electronic equipment |
| CN105201287A (en) * | 2015-09-22 | 2015-12-30 | 哈尔滨工业大学 | Intelligent key with positioning and memory functions |
| CN105625887A (en) * | 2016-01-13 | 2016-06-01 | 成都市曼苗科技有限公司 | Self-charging slide rail assembly |
| CN105971397A (en) * | 2016-07-20 | 2016-09-28 | 常州海蓝利科物联网技术有限公司 | Sensor-based smart door locking reminding device and using method thereof |
| CN106437319A (en) * | 2016-11-04 | 2017-02-22 | 北京蜗牛管家科技有限公司 | Key cylinder device, door state detection system including key cylinder device and method |
| CN107833320A (en) * | 2017-10-31 | 2018-03-23 | 阜阳万瑞斯电子锁业有限公司 | A kind of electronic lock real-time monitoring system |
| CN112509293A (en) * | 2020-10-21 | 2021-03-16 | 南京创维信息技术研究院有限公司 | Traditional key operation reminding device and intelligent management system |
| CN117649714A (en) * | 2024-01-30 | 2024-03-05 | 珠海唯码科技有限公司 | Door lock monitoring system, method, equipment and storage medium |
| CN117649714B (en) * | 2024-01-30 | 2024-03-29 | 珠海唯码科技有限公司 | Door lock monitoring system, method, equipment and storage medium |
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