CN114120503B - Ultra-low power consumption Internet of things access card reader based on Lora Internet of things technology - Google Patents
Ultra-low power consumption Internet of things access card reader based on Lora Internet of things technology Download PDFInfo
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- CN114120503B CN114120503B CN202111286204.2A CN202111286204A CN114120503B CN 114120503 B CN114120503 B CN 114120503B CN 202111286204 A CN202111286204 A CN 202111286204A CN 114120503 B CN114120503 B CN 114120503B
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- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 238000005516 engineering process Methods 0.000 title claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims abstract description 34
- 230000005484 gravity Effects 0.000 claims description 62
- 230000005389 magnetism Effects 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 12
- 230000001502 supplementing effect Effects 0.000 claims description 5
- 239000013589 supplement Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME 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
- G07C9/00—Individual registration on entry or exit
- G07C9/20—Individual registration on entry or exit involving the use of a pass
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16Y—INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT]
- G16Y40/00—IoT characterised by the purpose of the information processing
- G16Y40/10—Detection; Monitoring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The invention discloses an ultralow-power-consumption Internet of things entrance guard card reader based on the Lora Internet of things technology, which comprises an information acquisition unit, an Internet of things transmission unit, an information data processing unit, an information analysis unit, an information storage unit and an information control unit.
Description
Technical Field
The invention relates to the technical field of access control of the Internet of things, in particular to an ultra-low power consumption Internet of things access control card reader based on the Lora Internet of things technology.
Background
The access control system is in the field of intelligent buildings, and is Access Control System, ACS for short. The forbidden authority of the door refers to the guard against the door, and the door broadly includes various passages capable of passing through, including a door for passing through a person, a door for passing through a vehicle, and the like.
At present, the current access control to people traffic generally has two control modes, one is face recognition system, one is access control card system, the in-process that access control card used needs to combine through access control card and card reader, when the card reader discerned access control card, control unit will control the lock to open, otherwise the control unit can not send the command, in access control card's use, because electronic equipment's wide use, access control card probably can be in contact with access control card in the life, consequently, can weaken access control card's magnetism, but people can't know the strong and weak and the existence of access control card magnetism, consequently, the circumstances that access control card can not be discerned to the card reader can appear when using access control card, and then influence resident's traffic and experience, for this reason, we propose an ultra-low power consumption thing allies oneself with access control card reader based on the Lora thing allies oneself with technique.
Disclosure of Invention
The invention aims to provide an ultra-low power consumption Internet of things access card reader based on the Lora Internet of things technology, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: an ultra-low power consumption Internet of things access card reader based on the Lora Internet of things technology comprises an information acquisition unit, an Internet of things transmission unit, an information data processing unit, an information analysis unit, an information storage unit and an information control unit;
wherein:
the information acquisition unit is used for acquiring information of a user, the internet of things transmission unit is used for transmitting data, the information data processing unit is used for processing data information, the information analysis unit is used for analyzing the data, the information storage unit is used for storing the processed data, and the information control unit is used for sending out control instructions;
preferably, the system further comprises internet of things equipment, the internet of things equipment is provided with a plurality of groups, the plurality of groups of internet of things equipment are connected to the same network, and the internet of things equipment is connected with the information control unit.
Preferably, the internet of things device comprises a card reader, a chip for collecting information of the access control card is arranged on the card reader, a gravity sensor is connected to the bottom end of the chip, and a display module is further arranged on the card reader.
Ultra-low power consumption thing allies oneself with entrance guard's card reader based on Lora thing allies oneself with technique, discerns entrance guard's card magnetism and includes following steps:
s1: acquiring information of a normally operated access card through a chip on a card reader and a gravity sensor, and transmitting the acquired information to an information data processing unit through an internet of things transmission unit;
s2: after the data are processed by the information data processing unit, the processed information is transmitted to the information storage unit for storage through the internet of things transmission unit;
s3: when a user normally uses the access control card, a chip and a gravity sensor on the card reader transmit collected signals to an information analysis unit for analysis through an internet of things transmission unit;
s4: the data analyzed by the information analysis unit is compared with the information storage unit, when the information of the chip can correspond to the information in the information storage unit and the gravity sensor is in the range of a normal value, the access card can be used normally, when the information in the chip and the information storage unit are not matched, the access card is wrong, when the information of the chip and the information in the information storage unit are successfully compared, and the information of the gravity sensor is higher than the range of the normal value, the access card can be used, but the magnetism is weaker;
s5: when the chip can be normally used, the information control unit sends out a command to control the door lock to be opened, when the chip is not successfully matched, the information control unit sends out a command to the display module, and when the signal of the gravity sensor is higher than the range of a normal value, the information control unit sends out a command to the display module;
s6: when the display module receives a signal that the information is not matched with the command signal, the display module displays a character pattern of the information of the access control card, the user is reminded of timely replacing the corresponding access control card, and when the display module receives a signal that the gravity sensor sent by the information control unit is higher than a normal value range, the display module displays a pattern of weaker magnetism of the access control card, and the user is reminded of the need of supplementing magnetism or replacing the access control card.
Preferably, the card reader is further provided with a voice playing module and an alarm module.
Ultra-low power consumption thing allies oneself with entrance guard's card reader based on Lora thing allies oneself with technique, discerns entrance guard's card magnetism still includes following step:
s1: acquiring information of a normally operated access card through a chip on a card reader and a gravity sensor, and transmitting the acquired information to an information data processing unit through an internet of things transmission unit;
s2: after the data are processed by the information data processing unit, the processed information is transmitted to the information storage unit for storage through the internet of things transmission unit;
s3: when a user normally uses the access control card, a chip and a gravity sensor on the card reader transmit collected signals to an information analysis unit for analysis through an internet of things transmission unit;
s4: the data analyzed by the information analysis unit is compared with the information storage unit, when the information of the chip can correspond to the information in the information storage unit and the gravity sensor is in the range of a normal value, the access card can be used normally, when the information in the chip and the information storage unit are not matched, the access card is wrong, when the information of the chip and the information in the information storage unit are successfully compared, and the information of the gravity sensor is higher than the range of the normal value, the access card can be used, but the magnetism is weaker;
s5: when the chip can be used normally, the information control unit sends out a command to control the door lock to be opened, when the chip is not successfully matched, the information control unit sends out a command to the voice playing module, and when the signal of the gravity sensor is higher than the range of a normal value, the information control unit sends out a command to the voice playing module;
s6: when the voice playing module receives a signal that the information is not matched with the command signal, the voice playing module plays voice with the unmatched information of the entrance guard card, the user is reminded to replace the corresponding entrance guard card in time, and when the voice playing module receives a signal that the gravity sensor sent by the information control unit is higher than the normal value range, the voice playing module plays voice with weak magnetism of the entrance guard card, and the user is reminded of supplementing magnetism or replacing the entrance guard card.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the identification system for magnetism of the access card is arranged, and further, through the gravity sensor, when the gravity sensor detects a normal value range and the signal acquired by the chip can be successfully matched with the signal in the information storage unit, the magnetic property of the access card is normal, when the gravity sensor detects a gravity signal higher than the normal value range and the chip can acquire the signal matched with the information storage unit, the contact force between the access card and the card reader is increased by a user, or the card reader is repeatedly rubbed, and further, the magnetic property of the access card is weaker, so that the access card is reminded of the user to supplement magnetism or replace the access card through the display module.
Drawings
FIG. 1 is a schematic diagram of the overall control architecture of a card reader system of the present invention;
FIG. 2 is a schematic diagram of a specific control structure of a card reader according to the present invention;
FIG. 3 is a schematic diagram of a card reader according to another embodiment of the present invention;
fig. 4 is a schematic diagram of the composition structure of the internet of things device according to the present invention;
fig. 5 is a schematic diagram of another composition structure of the internet of things device according to the present invention.
In the figure: 1-an information acquisition unit; 2-an internet of things transmission unit; 3-an information data processing unit; 4-an information analysis unit; 5-an information storage unit; 6-an information control unit; 7-internet of things equipment; 8-a card reader; 9-chip; 10-a gravity sensor; 11-a display module; 12-a voice playing module; 13-alarm module.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1 for illustrating an embodiment 1, an ultra-low power consumption internet of things access card reader 8 based on the Lora internet of things technology is illustrated, and the system comprises an information acquisition unit 1, an internet of things transmission unit 2, an information data processing unit 3, an information analysis unit 4, an information storage unit 5 and an information control unit 6;
wherein:
the system comprises an information acquisition unit 1, an internet of things transmission unit 2, an information data processing unit 3, an information analysis unit 4, an information storage unit 5, and an information control unit 6, wherein the information acquisition unit 1 is used for acquiring information of a user, the internet of things transmission unit 2 is used for transmitting data, the information data processing unit 3 is used for processing data information, the information analysis unit 4 is used for analyzing the data, the information storage unit 5 is used for storing the processed data, and the information control unit 6 is used for sending control instructions;
referring to fig. 1, the system in the illustration further includes an internet of things device 7, where multiple groups of internet of things devices 7 are provided, and the multiple groups of internet of things devices 7 are all connected to the same network, and the internet of things device 7 is connected to the information control unit 6;
referring to fig. 4, the internet of things device 7 in the drawing includes a card reader 8, a chip 9 for collecting information of an access card is arranged on the card reader 8, a gravity sensor 10 is connected to the bottom end of the chip 9, and a display module 11 is further arranged on the card reader 8;
in this embodiment, when the card reader 8 is used, the information of the access card is collected through the chip 9, the collected signal is transmitted to the information data processing unit 3 through the internet of things transmission unit 2, the collected information is processed through the information data processing unit 3, so that the processed data corresponds to the information of the user one by one, and the processed data corresponding to the user one by one is transmitted to the information storage unit 5 through the internet of things transmission unit 2 for storage;
in this embodiment, when the card reader 8 is used, the gravity sensor 10 is used to collect the gravity during normal use and the gravity when the magnetism is weak, and the set data information is transmitted to the information storage unit 5 for storage through the internet of things transmission unit 2;
in this embodiment, when a user uses the access card to contact with the card reader 8, the data analyzed by the information analysis unit 4 is compared with the information storage unit 5, when the information of the chip 9 can correspond to the information in the information storage unit 5 and the gravity sensor 10 is in the normal value range, the access card can be used normally, when the information of the chip 9 and the information in the information storage unit 5 are not matched, the access card is wrong, when the information of the chip 9 and the information in the information storage unit 5 are successfully compared, and the information of the gravity sensor 10 is higher than the normal value range, the access card can be used, but the magnetism is weak;
in this embodiment, when the chip 9 can be normally used, the information control unit 6 sends a command to control the door lock to open, when the chip 9 is not successfully matched, the information control unit 6 sends a command to the display module 11, when the signal of the gravity sensor 10 is higher than the normal value range, the information control unit 6 sends a command to the display module 11, when the display module 11 receives the command signal of the information mismatch, the display module 11 displays a text pattern of the information mismatch of the access card, so as to remind a user to replace the corresponding access card in time, and when the display module 11 receives the signal of the gravity sensor 10 sent by the information control unit 6 is higher than the normal value range, the display module 11 displays a pattern with weaker magnetic property of the access card, so as to remind the user to supplement the magnetic property or replace the access card.
Example 2
Referring to fig. 2 for illustrating embodiment 2, an ultra-low power consumption internet of things entrance guard card reader 8 based on the Lora internet of things technology is shown, and the identification of the magnetism of the entrance guard card comprises the following steps:
s1: acquiring information of an access card through a chip 9 on a card reader 8, transmitting the acquired information to an information data processing unit 3 through an internet of things transmission unit 2, acquiring the gravity in normal use and the gravity in weak magnetism through a set gravity sensor 10, transmitting the set data information to an information storage unit 5 through the internet of things transmission unit 2 for storage, wherein the range of the gravity stored at the moment is the range of a normal value;
s2: after the data are processed by the information data processing unit 3, the processed information is transmitted to the information storage unit 5 for storage through the internet of things transmission unit 2;
s3: when a user normally uses the access control card, a chip 9 and a gravity sensor 10 on a card reader 8 transmit acquired signals to an information analysis unit 4 for analysis through an internet of things transmission unit 2;
s4: the data analyzed by the information analysis unit 4 is compared with the information storage unit 5, when the information of the chip 9 can correspond to the information in the information storage unit 5 and the gravity sensor 10 is in the range of normal values, the access card can be used normally, when the information of the chip 9 and the information in the information storage unit 5 are not matched, the access card is wrong, when the information of the chip 9 and the information in the information storage unit 5 are successfully compared, and the information of the gravity sensor 10 is higher than the range of normal values, the access card can be used, but the magnetism is weaker;
s5: when the chip 9 can be used normally, the information control unit 6 sends out a command to control the door lock to be opened, when the chip 9 is not successfully matched, the information control unit 6 sends out a command to the display module 11, and when the signal of the gravity sensor 10 is higher than the range of the normal value, the information control unit 6 sends out a command to the display module 11;
s6: when the display module 11 receives a command signal with unmatched information, the display module 11 displays a text pattern with unmatched information of the access control card, so that a user is reminded of timely replacing the corresponding access control card, and when the display module 11 receives a signal with the gravity sensor 10 higher than a normal value range sent by the information control unit 6, the display module 11 displays a pattern with weaker magnetic property of the access control card, so that the user is reminded of the need of supplementing the magnetic property or replacing the access control card.
Example 3
Referring to fig. 5 for illustrating example 3, the present embodiment is different from example 2 in that the card reader 8 is further provided with a voice playing module 12 and an alarm module 13;
referring to fig. 2 and 5, an ultra-low power consumption internet of things entrance guard card reader 8 based on the Lora internet of things technology in the drawings, the method for identifying the magnetism of the entrance guard card further comprises the following steps:
s1: acquiring information of an access card through a chip 9 on a card reader 8, transmitting the acquired information to an information data processing unit 3 through an internet of things transmission unit 2, acquiring the gravity in normal use and the gravity in weak magnetism through a set gravity sensor 10, transmitting the set data information to an information storage unit 5 through the internet of things transmission unit 2 for storage, wherein the range of the gravity stored at the moment is the range of a normal value;
s2: after the data are processed by the information data processing unit 3, the processed information is transmitted to the information storage unit 5 for storage through the internet of things transmission unit 2;
s3: when a user normally uses the access control card, a chip 9 and a gravity sensor 10 on a card reader 8 transmit acquired signals to an information analysis unit 4 for analysis through an internet of things transmission unit 2;
s4: the data analyzed by the information analysis unit 4 is compared with the information storage unit 5, when the information of the chip 9 can correspond to the information in the information storage unit 5 and the gravity sensor 10 is in the range of normal values, the access card can be used normally, when the information of the chip 9 and the information in the information storage unit 5 are not matched, the access card is wrong, when the information of the chip 9 and the information in the information storage unit 5 are successfully compared, and the information of the gravity sensor 10 is higher than the range of normal values, the access card can be used, but the magnetism is weaker;
s5: when the chip 9 can be used normally, the information control unit 6 sends out a command to control the door lock to be opened, when the chip 9 is not successfully matched, the information control unit 6 sends out a command to the voice playing module 12, and when the signal of the gravity sensor 10 is higher than the range of a normal value, the information control unit 6 sends out a command to the voice playing module 12;
s6: when the voice playing module 12 receives a command signal with unmatched information, the voice playing module 12 plays voice with unmatched information of the entrance guard card, so that a user is reminded of timely replacing the corresponding entrance guard card, and when the voice playing module 12 receives a signal with the gravity sensor 10 higher than a normal value range sent by the information control unit 6, the voice playing module 12 plays voice with weaker magnetism of the entrance guard card, so that the user is reminded of supplementing magnetism or replacing the entrance guard card.
Example 4
The internet of things device 7 comprises a card reader 8, a chip 9 for collecting access card information is arranged on the card reader 8, a gravity sensor 10 is connected to the bottom end of the chip 9, and a display module 11 is further arranged on the card reader 8
In this embodiment, the card reader 8 is a wireless communication ultra-low power consumption card reader 8, that is, the card reader 8 is powered by a battery, so that a flat cable is not required during installation, and the display module 11 only works to lighten the screen when the card reader 8 is swiped by a user, and the card reader 8 is in a standby state under the condition of no use, so that the power consumption of the card reader 8 is reduced;
in this embodiment, when the card reader 8 is used, the access card and the card reader 8 sense, at this time, signals read by the card reader 8 are transmitted to the gateway through the wireless communication technology, the gateway transmits the signals to the cloud platform, and at this time, the cloud platform processes and feeds back the received signals.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. Ultra-low power consumption thing allies oneself with access card reader based on Lora thing allies oneself with technique, its characterized in that, the card reader includes: the system comprises an information acquisition unit (1), an internet of things transmission unit (2), an information data processing unit (3), an information analysis unit (4), an information storage unit (5) and an information control unit (6);
wherein:
the information acquisition unit (1) is used for acquiring information of a user, the internet of things transmission unit (2) is used for transmitting data, the information data processing unit (3) is used for processing data information, the information analysis unit (4) is used for analyzing the data, the information storage unit (5) is used for storing the processed data, and the information control unit (6) is used for sending out control instructions;
the card reader further comprises an Internet of things device (7), a chip (9) for collecting information of the access card is arranged on the card reader (8), the bottom end of the chip (9) is connected with a gravity sensor (10), and a display module (11) is further arranged on the card reader (8);
the method for identifying the magnetism of the access card comprises the following steps:
s1: acquiring information of an access card through the chip (9) on the card reader (8), transmitting the acquired information to the information data processing unit (3) through the internet of things transmission unit (2), acquiring the gravity in normal use and the gravity in weak magnetism through the gravity sensor (10), and transmitting the set data information to the information storage unit (5) through the internet of things transmission unit (2) for storage, wherein the gravity range stored at the moment is the range of normal values;
s2: after the data are processed by the information data processing unit (3), the processed information is transmitted to the information storage unit (5) for storage through the internet of things transmission unit (2);
s3: when a user normally uses an access control card, the chip (9) and the gravity sensor (10) on the card reader (8) transmit collected signals to the information analysis unit (4) through the internet of things transmission unit (2) for analysis;
s4: comparing the data analyzed by the information analysis unit (4) with the information storage unit (5), when the information of the chip (9) can correspond to the information in the information storage unit (5), and the gravity sensor (10) is in a normal value range, the entrance guard card can be used normally, when the information in the chip (9) and the information storage unit (5) are not matched, the entrance guard card is wrong, when the information of the chip (9) and the information in the information storage unit (5) are successfully compared, and the information of the gravity sensor (10) is higher than the normal value range, the entrance guard card can be used, but the magnetism is weaker;
s5: when the chip (9) can be used normally, the information control unit (6) sends out a command to control the door lock to be opened, when the chip (9) is not successfully matched, the information control unit (6) sends out a command to the display module (11), and when the signal of the gravity sensor (10) is higher than the range of a normal value, the information control unit (6) sends out a command to the display module (11);
s6: when the display module (11) receives a command signal with unmatched information, the display module (11) displays a text pattern with unmatched information of the access control card, reminds a user to replace the corresponding access control card in time, and when the display module (11) receives a signal which is sent by the information control unit (6) and is higher than a normal value range, the display module (11) displays a pattern with weaker magnetism of the access control card, reminds the user to supplement magnetism or replace the access control card.
2. The ultra-low power consumption internet of things access card reader based on the Lora internet of things technology of claim 1, wherein the ultra-low power consumption internet of things access card reader is characterized in that: the internet of things device (7) is provided with a plurality of groups, the plurality of groups of internet of things devices (7) are connected to the same network, and the internet of things device (7) is connected with the information control unit (6).
3. The ultra-low power consumption internet of things access card reader based on the Lora internet of things technology as set forth in claim 2, wherein: the card reader (8) is also provided with a voice playing module (12) and an alarm module (13).
4. The ultra-low power consumption internet of things access card reader based on the Lora internet of things technology according to claim 3, wherein the identification of the access card magnetism further comprises the following steps:
s1: acquiring information of an access card through the chip (9) on the card reader (8), transmitting the acquired information to the information data processing unit (3) through the internet of things transmission unit (2), acquiring the gravity in normal use and the gravity in weak magnetism through the gravity sensor (10), and transmitting the set data information to the information storage unit (5) through the internet of things transmission unit (2) for storage, wherein the gravity range stored at the moment is the range of normal values;
s2: after the data are processed by the information data processing unit (3), the processed information is transmitted to the information storage unit (5) for storage through the internet of things transmission unit (2);
s3: when a user normally uses an access control card, the chip (9) and the gravity sensor (10) on the card reader (8) transmit collected signals to the information analysis unit (4) through the internet of things transmission unit (2) for analysis;
s4: comparing the data analyzed by the information analysis unit (4) with the information storage unit (5), when the information of the chip (9) can correspond to the information in the information storage unit (5), and the gravity sensor (10) is in a normal value range, the entrance guard card can be used normally, when the information in the chip (9) and the information storage unit (5) are not matched, the entrance guard card is wrong, when the information of the chip (9) and the information in the information storage unit (5) are successfully compared, and the information of the gravity sensor (10) is higher than the normal value range, the entrance guard card can be used, but the magnetism is weaker;
s5: when the chip (9) can be used normally, the information control unit (6) sends out a command to control the door lock to be opened, when the chip (9) is not successfully matched, the information control unit (6) sends out a command to the display module (11), and when the signal of the gravity sensor (10) is higher than the range of a normal value, the information control unit (6) sends out a command to the display module (11);
s6: when the voice playing module (12) receives a command signal with unmatched information, the voice playing module (12) plays voice with unmatched information of the entrance guard card at the moment, a user is reminded of timely replacing the corresponding entrance guard card, and when the voice playing module (12) receives a signal which is sent by the information control unit (6) and is higher than a normal value range, the voice playing module (12) plays voice with weaker magnetism of the entrance guard card at the moment, and the user is reminded of supplementing magnetism or replacing the entrance guard card.
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| KR20210019218A (en) * | 2019-08-12 | 2021-02-22 | 엘지전자 주식회사 | Smart door |
| CN213934039U (en) * | 2020-10-26 | 2021-08-10 | 惠州永惠科技有限公司 | Intelligent entrance guard machine detection clamp |
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| KR20210019218A (en) * | 2019-08-12 | 2021-02-22 | 엘지전자 주식회사 | Smart door |
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| CN114120503A (en) | 2022-03-01 |
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