CN114202837B - Method and device for realizing access control management based on Bluetooth technology - Google Patents
Method and device for realizing access control management based on Bluetooth technology Download PDFInfo
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- CN114202837B CN114202837B CN202111512046.8A CN202111512046A CN114202837B CN 114202837 B CN114202837 B CN 114202837B CN 202111512046 A CN202111512046 A CN 202111512046A CN 114202837 B CN114202837 B CN 114202837B
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- 238000001914 filtration Methods 0.000 claims abstract description 6
- 238000007726 management method Methods 0.000 description 12
- 230000007547 defect Effects 0.000 description 4
- 238000013459 approach Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
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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
- 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
- G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
- G07C1/10—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people together with the recording, indicating or registering of other data, e.g. of signs of identity
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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
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
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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
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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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
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Abstract
The application relates to the technical field of access control application, in particular to a method and a device for realizing access control management based on a Bluetooth technology, wherein the method comprises the following steps: step S1, continuously transmitting a first broadcast signal by Bluetooth access control equipment and scanning and filtering the received broadcast signal; meanwhile, the Bluetooth mobile terminal equipment continuously scans and filters the received broadcast signals; step S2, when the Bluetooth mobile terminal equipment scans the first broadcast signal, the Bluetooth mobile terminal equipment continuously transmits a second broadcast signal to the Bluetooth access control equipment; and S3, the Bluetooth access control equipment calculates the distance between the Bluetooth mobile terminal equipment and the Bluetooth access control equipment based on the second broadcast signal, and when the distance is smaller than a set threshold value distance, a gate is opened and the sign-in state is updated. According to the technical scheme, when the user passes through the gate without feeling, the threshold value distance is adjusted in real time for different users, and accurate switching of the gate is realized.
Description
Technical Field
The application relates to the technical field of access control application, in particular to a method and a device for realizing access control management based on a Bluetooth technology.
Background
Along with the deep and low-power consumption bluetooth technology popularization of electronic intelligent degree, bluetooth intelligent access control technology is rising with a novel mode at present, and important access places such as a lot of public places, companies and the like begin to use this scheme mode, and it is in the aspect of security, convenience, easy manageability etc. all is far stronger than traditional access control system.
An access control system based on the Bluetooth technology at present adopts the following two main methods to realize the opening and closing of the access control and sign in:
1) The user clicks a key on the mobile terminal, bluetooth connection between the mobile terminal and the gate is established, the gate opens the door after sending a door opening command to the gate based on the connection terminal, the user moves through the gate, and the user sends identity information to the gate through the Bluetooth connection to finish sign-in. The method has the defects that the operation such as clicking an unlocking key when a user approaches a gate is required, the noninductive passing of the user through the gate and sign-in cannot be realized, and the user experience is poor.
2) The user clicks a key on the mobile terminal, sends a broadcast, scans the broadcast sent by the mobile terminal by the gate, checks the user identity information and the broadcast signal intensity carried in the broadcast, and completes the gate switch and the user sign-in. The method has the defects that the threshold distance of the gate is set to be a fixed value, and the adjustment cannot be carried out for each user, so that the gate cannot be opened at accurate time, and the user experience is affected.
Aiming at the defects of the method, the application provides a novel Bluetooth access control management method, which realizes that a user does not need operations such as keys and the like, passes through a gate without sense, and simultaneously realizes accurate switching of the gate, thereby avoiding the situations that the user waits before the gate or leaves the gate and does not close in time and the like.
Disclosure of Invention
In order to solve the defects of the prior art, the application provides a method and a device for realizing access control management based on a Bluetooth technology.
In order to achieve the above object, the present application adopts the technical scheme that:
according to a first aspect of the application, a method for realizing access control management based on Bluetooth technology is disclosed, comprising the following steps:
step S1, continuously transmitting a first broadcast signal by Bluetooth access control equipment and scanning and filtering the received broadcast signal; meanwhile, the Bluetooth mobile terminal equipment continuously scans and filters the received broadcast signals;
step S2, when the Bluetooth mobile terminal equipment scans the first broadcast signal, the Bluetooth mobile terminal equipment continuously transmits a second broadcast signal to the Bluetooth access control equipment;
and S3, the Bluetooth access control equipment calculates the distance between the Bluetooth mobile terminal equipment and the Bluetooth access control equipment based on the second broadcast signal, and when the distance is smaller than a set threshold value distance, a gate is opened and the sign-in state is updated.
Further, the first broadcast signal and the second broadcast signal respectively include BLE broadcast signals; the second broadcast signal preferably further comprises BLE broadcast signal strength and user information corresponding to the bluetooth mobile terminal device; the BLE broadcast signal strength preferably comprises BLE broadcast signal strength received by the Bluetooth access control equipment and BLE broadcast signal strength sent by the Bluetooth mobile terminal equipment.
Further, the bluetooth access control device preferably sets a corresponding threshold distance according to the height, behavior habit and walking speed of the user corresponding to each bluetooth mobile terminal device.
Further, the step S3 further includes calculating a distance between the bluetooth mobile terminal device and the bluetooth access control device preferably by using a formula l=10 (abs (R-a)/10×n), where L is a distance between the bluetooth mobile terminal device and the bluetooth access control device, R is a second broadcast signal strength received by the bluetooth access control device, a is a second broadcast signal strength sent by the bluetooth mobile terminal device, and n is an attenuation factor.
Further, the bluetooth access control device preferably includes a first bluetooth module and a second bluetooth module, a distance between the first bluetooth module and the second bluetooth module is M, and a distance between the bluetooth mobile terminal device and the first bluetooth module is L 1 The distance between the Bluetooth mobile terminal device and the second Bluetooth module is L 2 。
Further, the vertical distance from the Bluetooth mobile terminal device to the connection line between the first Bluetooth module and the second Bluetooth module is H, and after the movement ts, the vertical distance is H 1 The walking speed of the user corresponding to the bluetooth terminal device along the vertical distance direction is expressed as v= (H-H) 1 )/t。
Further, the threshold time of the bluetooth access control device is preferably set to be Ts, and the threshold distances S set by the first bluetooth module and the second bluetooth module for the user corresponding to the bluetooth mobile terminal device are preferably respectively
Further, when the distance between the user corresponding to the bluetooth mobile terminal device and one of the first bluetooth module and the second bluetooth module is smaller than S, the gate is opened and the check-in state is updated.
According to a second aspect of the present application, a device for implementing access control management based on bluetooth technology is disclosed, comprising:
the transmitting module is used for continuously transmitting the first broadcast signal and scanning and filtering the received broadcast signal;
the receiving module is used for receiving a second broadcast signal continuously sent by the Bluetooth mobile terminal equipment;
and the calculating module is used for calculating the distance between the Bluetooth mobile terminal equipment and the Bluetooth access control equipment based on the second broadcast signal, and opening a gate and updating a check-in state when the distance is smaller than a set threshold value distance.
Further, the first broadcast signal and the second broadcast signal respectively include BLE broadcast signals; the second broadcast signal preferably further comprises BLE broadcast signal strength and user information corresponding to the bluetooth mobile terminal device; the BLE broadcast signal strength comprises BLE broadcast signal strength received by the Bluetooth access control equipment and BLE broadcast signal strength sent by the Bluetooth mobile terminal equipment.
The beneficial effects of the application are as follows:
by adopting the method and the device for realizing the access control based on the Bluetooth technology, when the Bluetooth mobile terminal equipment scans the first broadcast signal, the Bluetooth mobile terminal equipment continuously transmits the second broadcast signal to the Bluetooth access control equipment, meanwhile, the Bluetooth access control equipment calculates the distance between the Bluetooth mobile terminal equipment and the Bluetooth access control equipment based on the second broadcast signal, and when the distance is smaller than the set threshold value distance, a gate is opened and the sign-in state is updated. In the technical scheme, the Bluetooth access control equipment can quickly and accurately capture the position information of the user, realizes accurate switching of the gate on the basis of ensuring low power consumption, and the Bluetooth mobile terminal equipment automatically starts to send the second broadcast signal instead of the user sending the broadcast in a key mode and the like, so that the user can really pass through the gate without sense; according to the technical scheme, corresponding threshold distances are set according to the height, behavior habit and walking speed of the user corresponding to each Bluetooth mobile terminal device, namely, an entrance guard opening and closing door limit value automatic adjustment strategy is increased, the threshold distances are adjusted in real time for different users, and accurate opening and closing of a gate is achieved.
Drawings
The foregoing and/or additional aspects and advantages of the application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic flow chart of a method for realizing access control management based on a bluetooth technology according to an embodiment of the present application.
Fig. 2 is a schematic diagram of a device for implementing access control management based on bluetooth technology according to an embodiment of the present application.
Detailed Description
For a clearer understanding of the present application, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.
As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless expressly stated otherwise, as understood by those skilled in the art. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. The term "and/or" as used herein includes all or any element and all combination of one or more of the associated listed items.
For the purpose of making the objects, technical solutions and advantages of the present application more apparent, the embodiments of the present application will be described in further detail with reference to the accompanying drawings.
The following describes the technical scheme of the present application and how the technical scheme of the present application solves the above technical problems in detail with specific embodiments. The following embodiments may be combined with each other, and the same or similar concepts or processes may not be described in detail in some embodiments. Embodiments of the present application will be described below with reference to the accompanying drawings.
Example 1
The embodiment of the application provides a method for realizing access control management based on a Bluetooth technology, which can comprise the following steps as shown in fig. 1:
step S1, continuously transmitting a first broadcast signal by Bluetooth access control equipment and scanning and filtering the received broadcast signal; meanwhile, the Bluetooth mobile terminal equipment continuously scans and filters the received broadcast signals;
step S2, when the Bluetooth mobile terminal equipment scans the first broadcast signal, the Bluetooth mobile terminal equipment continuously transmits a second broadcast signal to the Bluetooth access control equipment;
and S3, the Bluetooth access control equipment calculates the distance between the Bluetooth mobile terminal equipment and the Bluetooth access control equipment based on the second broadcast signal, and when the distance is smaller than a set threshold value distance, a gate is opened and the sign-in state is updated.
The first broadcast signal is preferably a BLE broadcast signal, specifically a service uuid broadcast signal, the packet sending interval is preferably set to 60ms, the scanning space occupation ratio is preferably set to 10%, and the bluetooth access control device scans and filters the service uuid broadcast signal; the Bluetooth mobile terminal device continuously scans and filters the service uuid broadcast signals.
The second broadcast signal is preferably a BLE broadcast signal, and includes BLE broadcast signal strength and user information corresponding to the bluetooth mobile terminal device, where the BLE broadcast signal strength includes BLE broadcast signal strength received by the bluetooth access control device and BLE broadcast signal strength sent by the bluetooth mobile terminal device, the BLE broadcast signal is specifically a service uuid broadcast signal, a packet sending interval is set to 200ms, and a scanning space ratio is set to 50%.
Specifically, the scanning space duty ratio is preferably dynamically set automatically adjusted along with the change of the distance between the Bluetooth mobile terminal and the Bluetooth access control equipment, when the Bluetooth mobile terminal approaches to the Bluetooth access control equipment, the scanning space duty ratio is increased along with the scanning space duty ratio, the packet distribution interval is reduced along with the scanning space duty ratio, and the distance between the Bluetooth mobile terminal and the Bluetooth access control equipment can be recognized and calculated more accurately.
Specifically, the user information is a TLV format file, and comprises name and work number information.
Preferably, the bluetooth access control device sets a corresponding threshold distance according to the height, behavior habit and walking speed of the user corresponding to each bluetooth mobile terminal device.
Further, the bluetooth entrance guard device calculates a distance between the bluetooth mobile terminal device and the bluetooth entrance guard device based on the second broadcast signal, and when the distance is smaller than a set threshold distance, opens a gate and updates a check-in state, including the following processes:
calculating the distance between the Bluetooth mobile terminal device and the Bluetooth access control device by adopting a formula L=10 (abs (R-A)/10 x n), wherein L is represented by the distance between the Bluetooth mobile terminal device and the Bluetooth access control device, R is represented by the intensity of a second broadcast signal received by the Bluetooth access control device, A is represented by the intensity of the second broadcast signal sent by the Bluetooth mobile terminal device, and n is represented by an attenuation factor;
preferably, the bluetooth access control device comprises a first bluetooth module and a second bluetooth module, wherein the distance between the first bluetooth module and the second bluetooth module is M, and the distance between the bluetooth mobile terminal device and the first bluetooth module is L 1 The distance between the Bluetooth mobile terminal device and the second Bluetooth module is L 2 ；
Further, based on the M, L 1 、L 2 Can determine the Bluetooth mobile terminal device to the first Bluetooth module and the second BluetoothThe vertical distance of the connecting line of the module is H, and after the movement ts, L 1 Becomes L 1 '，L 2 Becomes L 2 ' based on said M, L 1 '、L 2 The value of' is calculated to be the vertical distance H 1 The walking speed of the user corresponding to the bluetooth terminal device along the vertical distance direction is expressed as v= (H-H) 1 )/t；
The threshold time of the bluetooth access control device is set to be Ts, and the threshold distance S set by the first bluetooth module and the second bluetooth module for the user corresponding to the bluetooth mobile terminal device is respectively
When the distance between the user corresponding to the Bluetooth mobile terminal equipment and one of the first Bluetooth module and the second Bluetooth module is smaller than S, opening the gate and updating the sign-in state;
after the user corresponding to the Bluetooth mobile terminal device passes through the gate, closing the gate when the distance between the user corresponding to the Bluetooth mobile terminal device and the first Bluetooth module and the second Bluetooth module is greater than S.
By adopting the method, the Bluetooth access control equipment can quickly and accurately capture the position information of the user, realizes accurate switching of the gate on the basis of ensuring low power consumption, and the Bluetooth mobile terminal equipment automatically starts to send the second broadcast signal instead of the user sending the broadcast in a key mode and the like, so that the user can really pass through the gate without sense; according to the technical scheme, corresponding threshold distances are set according to the height, behavior habit and walking speed of the user corresponding to each Bluetooth mobile terminal device, namely, an entrance guard opening and closing door limit value automatic adjustment strategy is increased, the threshold distances are adjusted in real time for different users, and accurate opening and closing of a gate is achieved.
Aiming at the Bluetooth mobile terminal equipment of the visitor, the Bluetooth access control equipment does not store visitor information, only maintains a Bluetooth mobile terminal equipment MAC white list of the visitor, verifies the MAC address of the Bluetooth mobile terminal equipment, if the MAC address of the Bluetooth mobile terminal equipment of the visitor corresponding to a second broadcast signal received by the Bluetooth access control equipment is in the white list, and the intensity of the received second broadcast signal is larger than a set value, the gate is opened, and when the intensity of the received second broadcast signal is smaller than the set value, the gate is closed, and the distance between the opening and closing limit values of the Bluetooth mobile terminal equipment of the visitor is not calibrated.
Example two
Based on the same inventive concept, the embodiment of the application also provides a device for realizing access control management based on the Bluetooth technology. Fig. 2 is a schematic structural diagram of a device 20 for implementing access control management based on bluetooth according to an embodiment of the present application, which includes a sending module 201, a receiving module 202, and a calculating module 203;
the transmitting module 201 is configured to continuously transmit the first broadcast signal and scan and filter the received broadcast signal;
the receiving module 202 is configured to receive a second broadcast signal continuously sent by the bluetooth mobile terminal device;
the calculating module 203 calculates a distance between the bluetooth mobile terminal device and the bluetooth access control device based on the second broadcast signal, and when the distance is smaller than a set threshold distance, opens a gate and updates a check-in state.
Specifically, the first broadcast signal and the second broadcast signal respectively include BLE broadcast signals; the second broadcast signal also comprises BLE broadcast signal strength and user information corresponding to the Bluetooth mobile terminal equipment; the BLE broadcast signal strength comprises BLE broadcast signal strength received by the Bluetooth access control equipment and BLE broadcast signal strength sent by the Bluetooth mobile terminal equipment.
Through the specific functions of the modules, the method for realizing the access control management based on the Bluetooth technology provided in the first embodiment of the application can be realized, the realization principle is similar, and the realized beneficial effects are similar and are not repeated here.
It should be understood that, although the steps in the flowcharts of the figures are shown in order as indicated by the arrows, these steps are not necessarily performed in order as indicated by the arrows. The steps are not strictly limited in order and may be performed in other orders, unless explicitly stated herein. Moreover, at least some of the steps in the flowcharts of the figures may include a plurality of sub-steps or stages that are not necessarily performed at the same time, but may be performed at different times, the order of their execution not necessarily being sequential, but may be performed in turn or alternately with other steps or at least a portion of the other steps or stages.
The foregoing is only a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present application should be included in the scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.
Claims (6)
1. A method for realizing access control management based on Bluetooth technology is characterized by comprising the following steps:
step S1, continuously transmitting a first broadcast signal by Bluetooth access control equipment and scanning and filtering the received broadcast signal; meanwhile, the Bluetooth mobile terminal equipment continuously scans and filters the received broadcast signals;
step S2, when the Bluetooth mobile terminal equipment scans the first broadcast signal, the Bluetooth mobile terminal equipment continuously transmits a second broadcast signal to the Bluetooth access control equipment;
step S3, the Bluetooth access control equipment calculates the distance between the Bluetooth mobile terminal equipment and the Bluetooth access control equipment based on the second broadcast signal, and when the distance is smaller than a set threshold value distance, a gate is opened and a sign-in state is updated;
the step S3 further includes calculating a distance between the bluetooth mobile terminal device and the bluetooth access control device by using a formula l=10 (abs (R-a)/10×n), where L is indicated as a distance between the bluetooth mobile terminal device and the bluetooth access control device, R is indicated as a second broadcast signal strength received by the bluetooth access control device, a is indicated as a second broadcast signal strength sent by the bluetooth mobile terminal device, and n is indicated as an attenuation factor;
the Bluetooth access control equipment comprises a first Bluetooth module and a second Bluetooth module, wherein the distance between the first Bluetooth module and the second Bluetooth module is M, and the distance between the Bluetooth mobile terminal equipment and the first Bluetooth module is L 1 The distance between the Bluetooth mobile terminal device and the second Bluetooth module is L 2 ；
The vertical distance from the Bluetooth mobile terminal equipment to the connection line between the first Bluetooth module and the second Bluetooth module is H, and after t s, the vertical distance is H 1 The walking speed of the user corresponding to the bluetooth mobile terminal device along the vertical distance direction is expressed as v= (H-H) 1 )/t；
The threshold time of the bluetooth access control device is set to T S, and the threshold distances S set by the first bluetooth module and the second bluetooth module for the users corresponding to the bluetooth mobile terminal device are respectively
2. The method of claim 1, wherein the first broadcast signal and the second broadcast signal each comprise BLE broadcast signals; the second broadcast signal also comprises BLE broadcast signal strength and user information corresponding to the Bluetooth mobile terminal equipment; the BLE broadcast signal strength comprises BLE broadcast signal strength received by the Bluetooth access control equipment and BLE broadcast signal strength sent by the Bluetooth mobile terminal equipment.
3. The method of claim 2, wherein the bluetooth access control device sets a corresponding threshold distance according to the height, behavior habit, and walking speed of the user corresponding to each bluetooth mobile terminal device.
4. The method of claim 1, wherein the gate is opened and the check-in status is updated when a distance between a user corresponding to the bluetooth mobile terminal device and one of the first bluetooth module and the second bluetooth module is less than S.
5. An apparatus for realizing access control management based on Bluetooth technology, comprising:
the transmitting module is used for continuously transmitting the first broadcast signal and scanning and filtering the received broadcast signal;
the receiving module is used for receiving a second broadcast signal continuously sent by the Bluetooth mobile terminal equipment;
the calculating module is used for calculating the distance between the Bluetooth mobile terminal equipment and the Bluetooth access control equipment based on the second broadcast signal, and when the distance is smaller than a set threshold value distance, the gate is opened and the sign-in state is updated;
the calculating module further calculates the distance between the Bluetooth mobile terminal device and the Bluetooth access control device by adopting a formula L=10 (abs (R-A)/10 x n), wherein L is represented by the distance between the Bluetooth mobile terminal device and the Bluetooth access control device, R is represented by the intensity of a second broadcast signal received by the Bluetooth access control device, A is represented by the intensity of the second broadcast signal sent by the Bluetooth mobile terminal device, and n is represented by an attenuation factor;
the Bluetooth access control equipment comprises a first Bluetooth module and a second Bluetooth module, wherein the distance between the first Bluetooth module and the second Bluetooth module is M, and the distance between the Bluetooth mobile terminal equipment and the first Bluetooth module is L 1 The distance between the Bluetooth mobile terminal device and the second Bluetooth module is L 2 ；
The vertical distance from the Bluetooth mobile terminal equipment to the connection line between the first Bluetooth module and the second Bluetooth module is H, and after t s, the vertical distance is H 1 The walking speed of the user corresponding to the bluetooth mobile terminal device along the vertical distance direction is expressed as v= (H-H) 1 )/t；
The threshold time of the bluetooth access control device is set to T S, and the threshold distances S set by the first bluetooth module and the second bluetooth module for the users corresponding to the bluetooth mobile terminal device are respectively
6. The apparatus of claim 5, wherein the first broadcast signal and the second broadcast signal each comprise a BLE broadcast signal; the second broadcast signal also comprises BLE broadcast signal strength and user information corresponding to the Bluetooth mobile terminal equipment; the BLE broadcast signal strength comprises BLE broadcast signal strength received by the Bluetooth access control equipment and BLE broadcast signal strength sent by the Bluetooth mobile terminal equipment.
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| CN202111512046.8A CN114202837B (en) | 2021-12-07 | 2021-12-07 | Method and device for realizing access control management based on Bluetooth technology |
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| CN115359590A (en) * | 2022-08-22 | 2022-11-18 | 深圳市亲邻科技有限公司 | Intelligent access control method and device, mobile terminal and storage medium |
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| MY194318A (en) * | 2017-08-28 | 2022-11-28 | Timetec Holding Sdn Bhd | Mobile-based access control system |
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| CN107103673A (en) * | 2017-05-24 | 2017-08-29 | 广州跨行网络科技有限公司 | Automatic sensing gate control system and its implementation based on Bluetooth of mobile phone |
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