CN109118785A - Earth magnetism vehicle checker and its control method based on low-power consumption bluetooth - Google Patents
Earth magnetism vehicle checker and its control method based on low-power consumption bluetooth Download PDFInfo
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- CN109118785A CN109118785A CN201811278538.3A CN201811278538A CN109118785A CN 109118785 A CN109118785 A CN 109118785A CN 201811278538 A CN201811278538 A CN 201811278538A CN 109118785 A CN109118785 A CN 109118785A
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000005389 magnetism Effects 0.000 title abstract description 7
- 230000006855 networking Effects 0.000 claims abstract description 17
- 238000001514 detection method Methods 0.000 claims abstract description 9
- 230000005358 geomagnetic field Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000005059 dormancy Effects 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims description 4
- 230000007613 environmental effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004913 activation Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/042—Detecting movement of traffic to be counted or controlled using inductive or magnetic detectors
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/14—Traffic control systems for road vehicles indicating individual free spaces in parking areas
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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
-
- 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)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
- Traffic Control Systems (AREA)
Abstract
The present invention relates to internet of things field, a kind of earth magnetism vehicle checker and its control method based on low-power consumption bluetooth are disclosed, efficiently to be managed parking stall.System of the invention, including bluetooth SOC and geomagnetic sensor；Wherein, the geomagnetic sensor is used to detect the ground magnetic value of parking stall, and ground magnetic value is sent to bluetooth SOC；The bluetooth SOC supports low-power consumption bluetooth MESH networking, and when having MESH network or same type earth magnetism vehicle checker near earth magnetism vehicle checker, the bluetooth SOC is for carrying out bluetooth MESH automatic network-building；When the ground magnetic value of geomagnetic sensors detection changes, the bluetooth SOC judges whether there is vehicle outbound or storage by vehicle detecting algorithm；The bluetooth SOC is also used to send outside by MESH network for current parking space information, and receives setting parameter from outside by MESH network.The present invention is managed suitable for parking stall.
Description
Technical Field
The invention relates to the technical field of Internet of things, in particular to a low-power-consumption Bluetooth-based geomagnetic vehicle detector and a control method thereof.
Background
Bluetooth Low Energy (BLE) is a branch of bluetooth technology, and is focused on the scenario of low-power, low-rate communication. Compared with the classic Bluetooth, the Bluetooth system is lower in power consumption and more suitable for sensor networking.
Bluetooth MESH networking is a many-to-many device communication networking technology based on low-power consumption Bluetooth BLE, and devices with Bluetooth functions can be connected with each other and transmit data, so that the Bluetooth MESH networking is an ideal solution for building automation, asset tracking and wireless sensor networks.
With the acceleration and deepening of the urbanization process, the contradiction between the supply and the demand of the parking places is increasingly prominent, the efficient management of the parking places becomes an urgent municipal demand, and the invention is particularly provided for the situation that manual charging is used for roadside parking at present, so that the automatic monitoring of the driving-in and driving-out of the vehicle at the parking places is realized, the labor cost is reduced, and the efficiency is improved.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the geomagnetic vehicle detector based on the low-power-consumption Bluetooth and the control method thereof are used for efficiently managing parking spaces.
In order to solve the problems, the invention adopts the technical scheme that:
the geomagnetic vehicle detector based on the low-power Bluetooth comprises a Bluetooth SOC and a geomagnetic sensor;
the geomagnetic sensor is used for detecting a geomagnetic value of the parking space and sending the geomagnetic value to the Bluetooth SOC;
the Bluetooth SOC supports low-power-consumption Bluetooth MESH networking, and is used for carrying out Bluetooth MESH automatic networking when an MESH network or a geomagnetic vehicle detector of the same type is arranged near a geomagnetic vehicle detector; when the geomagnetic value detected by the local magnetic sensor changes, the Bluetooth SOC judges whether a vehicle is going out of the warehouse or entering the warehouse or not through a vehicle detection algorithm; the Bluetooth SOC is also used for sending the current parking space information to the outside through a MESH network and receiving the setting parameters from the outside through the MESH network.
Further, in order to describe the current parking space information as detailed as possible, the current parking space information may include vehicle warehousing time, vehicle ex-warehouse time, a geomagnetic vehicle detector ID, and a geomagnetic vehicle detector remaining power.
Further, if the bluetooth SOC receives a setting parameter from an external parking space background management system (e.g., a cloud platform) through the MESH network, the setting parameter generally includes: calibrating the current time and resetting the setting parameters of the geomagnetism. .
Further, if the bluetooth SOC receives a setting parameter from an external handheld parking space management terminal (e.g., a mobile phone, a PDA) through the MESH network, the setting parameter generally includes: activate, upgrade, debug, and reset parameters.
The control method for the geomagnetic vehicle detector comprises the following steps: after the equipment is powered on, geomagnetic initialization is carried out, then Bluetooth is started for scanning, and if an MESH network or the similar Bluetooth geomagnetism is nearby, networking connection is automatically carried out; if not, directly sleeping and waiting for timed awakening;
after the equipment is awakened regularly, the geomagnetic field is scanned firstly, if the geomagnetic field is not changed, whether the equipment is connected with the MESH network or not is judged, and if the connection is lost, the equipment is reconnected; and if the geomagnetic interference exists, performing vehicle detection algorithm operation, sending an operation result to the outside through a Bluetooth MESH network, and enabling the equipment to enter intermittent dormancy after the transmission is finished.
Further, geomagnetic initialization generally includes I2C bus initialization and ambient geomagnetic calibration.
The invention has the beneficial effects that: the invention applies the low-power consumption Bluetooth MESH technology to parking space management, greatly reduces the capital investment of the early-stage network construction of the parking lot (only a Bluetooth gateway is required to be accessed into the network), and has the advantages of low equipment cost, flexibility, reliability and convenient maintenance.
Drawings
Fig. 1 is a block diagram of an application of an embodiment of the present invention.
Fig. 2 is a flowchart of the operation of the embodiment of the present invention.
Detailed Description
The invention discloses a low-power-consumption Bluetooth-based geomagnetic vehicle detector which is used for efficiently managing parking spaces. The magnetic vehicle detector comprises a Bluetooth SOC and a geomagnetic sensor; wherein,
the geomagnetic sensor is used for detecting the geomagnetic value of the parking space and sending the geomagnetic value to the Bluetooth SOC.
The Bluetooth SOC supports low-power-consumption Bluetooth MESH networking, and is used for carrying out Bluetooth MESH automatic networking when an MESH network or a geomagnetic vehicle detector of the same type is arranged near a geomagnetic vehicle detector; when the geomagnetic value detected by the local magnetic sensor changes, the Bluetooth SOC judges whether a vehicle is going out of the warehouse or entering the warehouse or not through a vehicle detection algorithm.
The Bluetooth SOC is also used for sending the current parking space information to an external parking space background management system through an MESH network, for example, the current parking space information is sent to a cloud platform. Specifically, the current parking space information may include vehicle warehousing time, vehicle ex-warehouse time, a geomagnetic vehicle detector ID, and a geomagnetic vehicle detector remaining power.
The Bluetooth SOC is also used for receiving setting parameters from the outside through the MESH network. If the bluetooth SOC receives setting parameters from an external parking space background management system through the MESH network, the setting parameters generally include setting parameters for calibrating current time and resetting geomagnetism, and the parking space background management system can perform current time calibration and geomagnetism resetting operations on a geomagnetic sensor; if the bluetooth SOC receives the setting parameters from the handheld parking space management terminal (e.g., a mobile phone or a PDA) through the outside of the MESH network, the setting parameters generally include parameters such as activation, upgrade, debugging and reset, so that a parking lot worker can activate, upgrade, debug, reset and the like the bluetooth geomagnetic vehicle detector through the handheld parking space management terminal.
The invention also discloses a control method for the geomagnetic vehicle detector based on the low-power-consumption Bluetooth, which comprises the following specific steps of:
after the equipment is powered on, performing geomagnetic initialization, including I2C bus initialization and environmental geomagnetic calibration, then starting Bluetooth for scanning, and if an MESH network or the same type of Bluetooth geomagnetism is nearby, automatically performing networking connection; if not, directly sleeping and waiting for timed awakening;
after the equipment is awakened regularly, the geomagnetic field is scanned firstly, if the geomagnetic field is not changed, whether the equipment is connected with the MESH network or not is judged, and if the connection is lost, the equipment is reconnected; and if the geomagnetic interference exists, performing vehicle detection algorithm operation, sending an operation result to the outside through a Bluetooth MESH network, and enabling the equipment to enter intermittent dormancy after the transmission is finished.
The present invention is further illustrated by the following examples.
The embodiment discloses earth magnetism car inspection ware based on bluetooth low energy for carry out high-efficient management to the parking stall, this earth magnetism car inspection ware system architecture when using is shown in figure 1.
In an embodiment, the geomagnetic vehicle detector comprises a bluetooth SOC and a geomagnetic sensor.
The geomagnetic sensor is used for detecting a geomagnetic value and sending the geomagnetic value to the Bluetooth SOC.
The Bluetooth SOC supports low-power-consumption Bluetooth MESH networking, and is used for carrying out Bluetooth MESH automatic networking when an MESH network or a geomagnetic vehicle detector of the same type is arranged near a geomagnetic vehicle detector; when the geomagnetic value detected by the local magnetic sensor changes, the Bluetooth SOC judges whether a vehicle is going out of the warehouse or entering the warehouse or not through a vehicle detection algorithm.
The Bluetooth SOC is also used for sending the current parking space vehicle information to a cloud platform through an MESH network, wherein the current parking space vehicle information comprises vehicle warehousing time, vehicle ex-warehouse time, a geomagnetic vehicle detector ID and geomagnetic vehicle detector residual electric quantity.
The Bluetooth SOC is also used for receiving setting parameters from the mobile phone and the cloud platform through the MESH network. Wherein the setting parameters received from the cloud platform include: calibrating a current time setting parameter and resetting a geomagnetic setting parameter; the setting parameters received from the mobile phone include: activation, upgrading, debugging and the parameter that resets, parking area staff can activate bluetooth earth magnetism car inspection ware through handheld parking stall management terminal, and the operation such as upgrading, debugging, reset.
The control method of the embodiment is shown in fig. 2, and specifically comprises the following steps:
after the equipment is powered on, performing geomagnetic initialization, including I2C bus initialization and environmental geomagnetic calibration;
then, starting Bluetooth for scanning, and automatically performing networking connection if an MESH network or the same type of Bluetooth is nearby in geomagnetic field; if no network exists, directly sleeping and waiting for timed awakening;
the equipment wakes up at regular time and then scans the geomagnetism, if the geomagnetism is not changed, whether the connection between the equipment and the MESH network is still in the process of connection is judged, and if the connection is lost, the equipment is reconnected; and if the geomagnetic interference exists, performing vehicle detection algorithm operation, sending an operation result to the outside through a Bluetooth MESH network, and enabling the equipment to enter intermittent dormancy after the transmission is finished.
Claims (6)
1. The geomagnetic vehicle detector based on the low-power-consumption Bluetooth is characterized by comprising a Bluetooth SOC and a geomagnetic sensor;
the geomagnetic sensor is used for detecting a geomagnetic value of the parking space and sending the geomagnetic value to the Bluetooth SOC;
the Bluetooth SOC supports low-power-consumption Bluetooth MESH networking, and is used for carrying out Bluetooth MESH automatic networking when an MESH network or a geomagnetic vehicle detector of the same type is arranged near a geomagnetic vehicle detector; when the geomagnetic value detected by the local magnetic sensor changes, the Bluetooth SOC judges whether a vehicle is going out of the warehouse or entering the warehouse or not through a vehicle detection algorithm; the Bluetooth SOC is also used for sending the current parking space information to the outside through a MESH network and receiving the setting parameters from the outside through the MESH network.
2. The geomagnetic vehicle detector according to claim 1, wherein the current parking space information includes a vehicle warehousing time, a vehicle ex-warehousing time, a geomagnetic vehicle detector ID, and a geomagnetic vehicle detector remaining power.
3. The geomagnetic vehicle detector of claim 1, wherein if the bluetooth SOC receives a setting parameter from an external parking space background management system through a MESH network, the setting parameter comprises: calibrating the current time and resetting the setting parameters of the geomagnetism.
4. The geomagnetic vehicle detector of claim 1, wherein if the bluetooth SOC receives a setting parameter from an external handheld parking space management terminal through a MESH network, the setting parameter comprises: activate, upgrade, debug, and reset parameters.
5. The control method for the geomagnetic vehicle inspection device according to claim 1, wherein after the device is powered on, geomagnetic initialization is performed first, then bluetooth is started to scan, and if there is an MESH network or the geomagnetism of the same type of bluetooth is nearby, networking connection is performed automatically; if not, directly sleeping and waiting for timed awakening;
after the equipment is awakened regularly, the geomagnetic field is scanned firstly, if the geomagnetic field is not changed, whether the equipment is connected with the MESH network or not is judged, and if the connection is lost, the equipment is reconnected; and if the geomagnetic interference exists, performing vehicle detection algorithm operation, sending an operation result to the outside through a Bluetooth MESH network, and enabling the equipment to enter intermittent dormancy after the transmission is finished.
6. The control method of claim 5, wherein geomagnetic initialization comprises I2C bus initialization and environmental geomagnetic calibration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811278538.3A CN109118785A (en) | 2018-10-30 | 2018-10-30 | Earth magnetism vehicle checker and its control method based on low-power consumption bluetooth |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811278538.3A CN109118785A (en) | 2018-10-30 | 2018-10-30 | Earth magnetism vehicle checker and its control method based on low-power consumption bluetooth |
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| CN201811278538.3A Pending CN109118785A (en) | 2018-10-30 | 2018-10-30 | Earth magnetism vehicle checker and its control method based on low-power consumption bluetooth |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110009921A (en) * | 2019-03-15 | 2019-07-12 | 中电共建科技(北京)有限公司 | A kind of meeting early warning system and installation method |
| CN110379179A (en) * | 2019-07-31 | 2019-10-25 | 四川长虹电器股份有限公司 | Improve the system and method for earth magnetism vehicle checker Detection accuracy under complex environment |
| CN110428643A (en) * | 2019-08-13 | 2019-11-08 | 四川长虹电器股份有限公司 | A kind of bluetooth berth lock based on geomagnetic sensor |
| CN110439347A (en) * | 2019-08-08 | 2019-11-12 | 四川长虹电器股份有限公司 | A kind of detection method of parking lock system with detection device and berth lock |
| CN110895889A (en) * | 2019-11-11 | 2020-03-20 | 深圳市成为智能交通系统有限公司 | Intelligent parking space detection method and system |
| CN111083663A (en) * | 2020-01-03 | 2020-04-28 | 中国中元国际工程有限公司 | Building monitoring system based on bluetooth mesh network |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110009921A (en) * | 2019-03-15 | 2019-07-12 | 中电共建科技(北京)有限公司 | A kind of meeting early warning system and installation method |
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| CN110379179A (en) * | 2019-07-31 | 2019-10-25 | 四川长虹电器股份有限公司 | Improve the system and method for earth magnetism vehicle checker Detection accuracy under complex environment |
| CN110439347A (en) * | 2019-08-08 | 2019-11-12 | 四川长虹电器股份有限公司 | A kind of detection method of parking lock system with detection device and berth lock |
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| CN110428643A (en) * | 2019-08-13 | 2019-11-08 | 四川长虹电器股份有限公司 | A kind of bluetooth berth lock based on geomagnetic sensor |
| CN110895889A (en) * | 2019-11-11 | 2020-03-20 | 深圳市成为智能交通系统有限公司 | Intelligent parking space detection method and system |
| CN111083663A (en) * | 2020-01-03 | 2020-04-28 | 中国中元国际工程有限公司 | Building monitoring system based on bluetooth mesh network |
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