CN110636442A - Low-power-consumption Bluetooth positioning and anti-theft monitoring method and system based on Internet of things - Google Patents
Low-power-consumption Bluetooth positioning and anti-theft monitoring method and system based on Internet of things Download PDFInfo
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- CN110636442A CN110636442A CN201911001093.9A CN201911001093A CN110636442A CN 110636442 A CN110636442 A CN 110636442A CN 201911001093 A CN201911001093 A CN 201911001093A CN 110636442 A CN110636442 A CN 110636442A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
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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
- H04W4/02—Services making use of location information
- H04W4/023—Services making use of location information using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds
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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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Alarm Systems (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a low-power-consumption Bluetooth positioning and anti-theft monitoring method based on the Internet of things, which comprises the following steps: s1: a plurality of Bluetooth reference points are arranged in a certain area in an array mode, and each reference point is about 100 meters apart and is distributed with an independent electronic ID; s2: collecting the accurate position of each Bluetooth datum point, and storing the accurate position in a management server; s4: the internet of things terminal periodically acquires broadcast information of a plurality of peripheral Bluetooth reference points by setting the Bluetooth module to be in an observer mode, and transmits the acquired Bluetooth reference point electronic ID and the corresponding RSSI (received signal strength indication) to the management server through the wireless communication module; s5: the management server receives and analyzes the Bluetooth reference point electronic ID and RSSI information uploaded by the Internet of things terminal, and the current accurate position of the terminal is obtained through calculation to display the position. The method for calculating the terminal position by the management server is simple, efficient, accurate and low in power consumption.
Description
Technical Field
The invention belongs to the field of application of the Internet of things, accurate positioning of a terminal and equipment theft prevention, and particularly relates to a low-power-consumption Bluetooth positioning and theft prevention monitoring method and system based on the Internet of things.
Background
With the increasing of terminal nodes of the internet of things, more and more problems are exposed to the management of the terminal nodes.
Firstly, due to the use scene reasons, such as environment monitoring, outdoor equipment monitoring and the like, a plurality of terminal nodes are placed far away and scattered, and are not checked in the field by people for a long time; secondly, some terminals are strict in installation requirements and need to be fixedly arranged in a very accurate place, and a background system needs to monitor whether the terminals are installed correctly in place or not; and thirdly, the terminal is mostly applied to scenes with low data transmission frequency, limited bandwidth, low transmission speed and small data volume, so the terminal is generally designed to have low power consumption, be powered by a battery for years, have low processing capacity and can not communicate with a background for a long time. Due to the characteristics, the terminal is unattended and easy to steal, and the terminal is difficult to track after being stolen. To solve the pain point, the terminal needs to have accurate position monitoring and anti-theft monitoring functions, and an accurate positioning method of the terminal is involved.
At present, for terminal positioning, GPS differential positioning, wireless communication base station positioning, radio frequency card positioning, WIFI RSSI positioning, zigbee RSSI positioning and other methods are generally adopted, and then terminal position information is sent to a management server through GPRS, short message or other wireless communication methods, but the positioning method and the positioning system have several problems: firstly, positioning calculation needs to be carried out on a terminal, the requirement on the calculation capability of the terminal is high, and the power consumption is high; secondly, the problems of large positioning error or high cost exist, and for this reason, a low-power-consumption Bluetooth positioning and anti-theft monitoring method and system based on the Internet of things are provided to solve the problems mentioned in the background technology.
Disclosure of Invention
The invention aims to provide a low-power-consumption Bluetooth positioning and anti-theft monitoring method and system based on the Internet of things, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a low-power-consumption Bluetooth positioning and anti-theft monitoring method based on the Internet of things comprises the following steps:
s1: a plurality of Bluetooth reference points are arranged in a certain area in an array mode, and each reference point is about 100 meters apart and is distributed with an independent electronic ID;
s2: collecting the accurate position of each Bluetooth datum point, and storing the accurate position in a management server;
s3: the Bluetooth datum point is set to be in a broadcast mode through a low-power-consumption Bluetooth module, and broadcast information is sent to the periphery periodically and comprises the Bluetooth datum point electronic ID;
s4: the internet of things terminal periodically acquires broadcast information of a plurality of peripheral Bluetooth reference points by setting the Bluetooth module to be in an observer mode, and transmits the acquired Bluetooth reference point electronic ID and the corresponding RSSI (received signal strength indication) to the management server through the wireless communication module;
s5: the management server receives and analyzes the Bluetooth reference point electronic ID and RSSI (received signal strength indication) information uploaded by the Internet of things terminal, and the current accurate position of the terminal is obtained through calculation to display the position.
Preferably, the method for calculating the terminal position by the management server is as follows:
1) the general RSSI changes the distance formula, calculates the distance that the terminal station keeps away from the bluetooth benchmark, and the formula is:
d＝10^((abs(RSSI)-A)/(10*n))；
wherein:
d-calculating the obtained distance;
RSSI-received signal strength (negative);
a-the signal strength when the transmitting end and the receiving end are separated by 1 meter;
n-ambient attenuation factor;
2) and obtaining the distance between the terminal and 3 or more Bluetooth reference points: d1, d2 and d3, and obtaining the position of the terminal by a three-point positioning method.
Preferably, if the information periodically uploaded by the terminal of the internet of things does not find a bluetooth reference point nearby, the management server determines that the terminal is taken out of the security zone, and performs anti-theft alarm.
The system comprises an Internet of things terminal, a Bluetooth datum point and a management server.
Preferably, the internet of things terminal includes: the Bluetooth module is connected with the wireless communication module through a wireless communication module; the terminal of the Internet of things is designed with low power consumption, and the battery can continuously work for more than 3 years.
Preferably, the Bluetooth module is NB-iot, LoRa, 3G, 4G or 5G.
Preferably, the bluetooth reference point comprises a bluetooth module and a built-in battery; the low power consumption setting is adopted, and the built-in battery continuously works for more than 5 years.
Compared with the prior art, the invention has the beneficial effects that: the invention provides a low-power Bluetooth positioning and anti-theft monitoring method and system based on the Internet of things, and the Internet of things terminal comprises: the Bluetooth module is connected with the wireless communication module through a wireless communication module; the Bluetooth datum point comprises a Bluetooth module and a built-in battery; a low power consumption setting is adopted;
the method for calculating the terminal position by the management server is simple, efficient, accurate and low in power consumption;
the invention can well have the functions of accurate position monitoring and anti-theft monitoring of the terminal, so as to prevent the phenomenon that the terminal is easy to be stolen because the terminal is not watched by people.
Drawings
FIG. 1 is a schematic structural diagram of a system for low-power Bluetooth positioning and anti-theft monitoring based on the Internet of things according to the present invention;
fig. 2 is a schematic diagram of a network topology according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The invention provides a low-power Bluetooth positioning and anti-theft monitoring method based on the Internet of things as shown in figures 1-2, which comprises the following steps:
s1: a plurality of Bluetooth reference points are arranged in a certain area in an array mode, and each reference point is about 100 meters apart and is distributed with an independent electronic ID;
s2: collecting the accurate position of each Bluetooth datum point, and storing the accurate position in a management server;
s3: the Bluetooth datum point is set to be in a broadcast mode through a low-power-consumption Bluetooth module, and broadcast information is sent to the periphery periodically and comprises the Bluetooth datum point electronic ID;
s4: the internet of things terminal periodically acquires broadcast information of a plurality of peripheral Bluetooth reference points by setting the Bluetooth module to be in an observer mode, and transmits the acquired Bluetooth reference point electronic ID and the corresponding RSSI (received signal strength indication) to the management server through the wireless communication module;
s5: the management server receives and analyzes the Bluetooth reference point electronic ID and RSSI (received signal strength indication) information uploaded by the Internet of things terminal, and the current accurate position of the terminal is obtained through calculation to display the position.
Specifically, the method for calculating the terminal position by the management server comprises the following steps:
1) the general RSSI changes the distance formula, calculates the distance that the terminal station keeps away from the bluetooth benchmark, and the formula is:
d＝10^((abs(RSSI)-A)/(10*n))；
wherein:
d-calculating the obtained distance;
RSSI-received signal strength (negative);
a-the signal strength when the transmitting end and the receiving end are separated by 1 meter;
n-ambient attenuation factor;
2) and obtaining the distance between the terminal and 3 or more Bluetooth reference points: d1, d2 and d3, and obtaining the position of the terminal by a three-point positioning method.
Specifically, if the information periodically uploaded by the terminal of the internet of things does not find a bluetooth reference point nearby, the terminal is considered to be taken out of the safe area, and the management server performs anti-theft alarm.
The system comprises an Internet of things terminal, a Bluetooth datum point and a management server.
Specifically, the internet of things terminal includes: the Bluetooth module is connected with the wireless communication module through a wireless communication module; the terminal of the Internet of things is designed with low power consumption, and the battery can continuously work for more than 3 years.
Specifically, the Bluetooth module is NB-iot, LoRa, 3G, 4G or 5G.
Specifically, the bluetooth reference point comprises a bluetooth module and a built-in battery; the low power consumption setting is adopted, and the built-in battery continuously works for more than 5 years.
In summary, compared with the prior art, the internet of things terminal of the present invention includes: the Bluetooth module is connected with the wireless communication module through a wireless communication module; the Bluetooth datum point comprises a Bluetooth module and a built-in battery; a low power consumption setting is adopted;
the method for calculating the terminal position by the management server comprises the following steps:
1) the general RSSI changes the distance formula, calculates the distance that the terminal station keeps away from the bluetooth benchmark, and the formula is:
d＝10^((abs(RSSI)-A)/(10*n))；
2) and obtaining the distance between the terminal and 3 or more Bluetooth reference points: d1, d2 and d3, and obtaining the position of the terminal by a three-point positioning method, wherein the method for calculating the position of the terminal by the management server is simple, efficient, accurate and low in power consumption;
the invention can well have the functions of accurate position monitoring and anti-theft monitoring of the terminal, and can prevent the phenomenon that the terminal is unattended and easy to be stolen.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. A low-power-consumption Bluetooth positioning and anti-theft monitoring method based on the Internet of things is characterized in that: the method comprises the following steps:
s1: a plurality of Bluetooth reference points are arranged in a certain area in an array mode, and each reference point is about 100 meters apart and is distributed with an independent electronic ID;
s2: collecting the accurate position of each Bluetooth datum point, and storing the accurate position in a management server;
s3: the Bluetooth datum point is set to be in a broadcast mode through a low-power-consumption Bluetooth module, and broadcast information is sent to the periphery periodically and comprises the Bluetooth datum point electronic ID;
s4: the internet of things terminal periodically acquires broadcast information of a plurality of peripheral Bluetooth reference points by setting the Bluetooth module to be in an observer mode, and transmits the acquired Bluetooth reference point electronic ID and the corresponding RSSI (received signal strength indication) to the management server through the wireless communication module;
s5: the management server receives and analyzes the Bluetooth reference point electronic ID and RSSI (received signal strength indication) information uploaded by the Internet of things terminal, and the current accurate position of the terminal is obtained through calculation to display the position.
2. The internet of things-based Bluetooth Low energy positioning and anti-theft monitoring method according to claim 1, characterized in that: the method for calculating the terminal position by the management server comprises the following steps:
1) the general RSSI changes the distance formula, calculates the distance that the terminal station keeps away from the bluetooth benchmark, and the formula is:
d＝10^((abs(RSSI)-A)/(10*n))；
wherein:
d-calculating the obtained distance;
RSSI-received signal strength (negative);
a-the signal strength when the transmitting end and the receiving end are separated by 1 meter;
n-ambient attenuation factor;
2) and obtaining the distance between the terminal and 3 or more Bluetooth reference points: d1, d2 and d3, and obtaining the position of the terminal by a three-point positioning method.
3. The internet of things-based Bluetooth Low energy positioning and anti-theft monitoring method according to claim 1, characterized in that: if the information uploaded by the terminal of the Internet of things at regular intervals does not find that the Bluetooth reference point exists nearby, the terminal is considered to be taken out of the safe area, and the management server performs anti-theft alarm.
4. The utility model provides a system of low-power consumption bluetooth location and theftproof control based on thing networking which characterized in that: the system is composed of an Internet of things terminal, a Bluetooth datum point and a management server.
5. The internet of things-based Bluetooth Low energy positioning and theft monitoring system according to claim 4, wherein: the internet of things terminal comprises: the Bluetooth module is connected with the wireless communication module through a wireless communication module; the terminal of the Internet of things is designed with low power consumption, and the battery can continuously work for more than 3 years.
6. The internet of things-based Bluetooth Low energy positioning and theft monitoring system according to claim 5, wherein: the Bluetooth module is NB-iot, LoRa, 3G, 4G or 5G.
7. The internet of things-based Bluetooth Low energy positioning and theft monitoring system according to claim 4, wherein: the Bluetooth datum point comprises a Bluetooth module and a built-in battery; the low power consumption setting is adopted, and the built-in battery continuously works for more than 5 years.
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| CN201911001093.9A CN110636442A (en) | 2019-10-21 | 2019-10-21 | Low-power-consumption Bluetooth positioning and anti-theft monitoring method and system based on Internet of things |
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| CN201911001093.9A CN110636442A (en) | 2019-10-21 | 2019-10-21 | Low-power-consumption Bluetooth positioning and anti-theft monitoring method and system based on Internet of things |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112543072A (en) * | 2020-12-02 | 2021-03-23 | 上海铼锶信息技术有限公司 | People flow monitoring system and people flow monitoring method |
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