CN112512006A - Outdoor communication monitoring device based on LORA technology and application method thereof - Google Patents
Outdoor communication monitoring device based on LORA technology and application method thereof Download PDFInfo
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- CN112512006A CN112512006A CN202011521978.4A CN202011521978A CN112512006A CN 112512006 A CN112512006 A CN 112512006A CN 202011521978 A CN202011521978 A CN 202011521978A CN 112512006 A CN112512006 A CN 112512006A
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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
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
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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
- H04W4/029—Location-based management or tracking services
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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 outdoor communication monitoring device based on an LORA technology and an application method thereof, wherein the outdoor communication monitoring device comprises the following steps: monitoring equipment; the LORA terminal is provided with a sensor network for collecting user information and an LORA communication module for carrying out data communication with the monitoring equipment; the LORA terminal is also provided with a Beidou positioning module; the sensor network and the Beidou positioning module are connected with the LORA communication module through a data aggregation unit on the LORA terminal; the monitoring equipment is provided with an LORA data receiving and transmitting unit and an MPU data processing unit which are in communication connection with each LORA terminal; the monitoring equipment is connected with an external public network through the matched LTE module and the Ethernet PHY module. The communication device based on the LORA technology can realize the body state detection and the reporting of the position information of the human body in real time and can effectively improve the safety of outdoor activities.
Description
Technical Field
The present invention relates to the field of communications. More specifically, the present invention relates to an outdoor communication monitoring apparatus based on LORA technology and an application method thereof.
Background
LORA is an ultra-long distance wireless transmission scheme based on a spread spectrum technology, and belongs to one of communication technologies of the Internet of things. The LORA technology has the characteristics of long transmission distance, low power consumption, large access node capacity, low hardware cost and the like, and is widely used in the field of Internet of things.
The LORA technology can be used in many situations, such as data collection of electric meters for tunnel communication, power grid monitoring, electric meters, water meters, smart agriculture, smart water conservancy, smart transportation, smart communities, environmental monitoring, industrial automation testing, aquaculture and the like.
The conventional LORA network architecture consists of four parts, namely a terminal node, a gateway, a network server and an application server, and application data can be transmitted in a two-way manner. The technology is required to rely on the existing transmission Network, such as a wireless LTE/5G Network, a wired transmission Network and the like, and the gateway equipment is required to conform to the standard LORAWAN protocol and is suitable for terminals and Network servers conforming to the standard LORAWAN. For the place where the public network is limited, the network construction mode inhibits the data acquisition and cannot realize the monitoring of the remote monitoring equipment on the node terminal.
Currently, it is common knowledge of an organizer or enterprise to ensure the safety of personnel working or activities outdoors. Therefore, communication with outdoor personnel or knowledge of their physical condition has become a necessary condition for outdoor operations. And under the operational environment that operator's network can not cover, the organization center can not communicate with outdoor personnel through current public network, can not in time acquire outdoor personnel's health status information, can not in time rescue when the problem appears, can't promote outdoor work's security.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and/or disadvantages and to provide at least the advantages described hereinafter.
To achieve these objects and other advantages in accordance with the present invention, there is provided an outdoor communication monitoring apparatus based on LORA technique, comprising:
monitoring equipment;
the wearable LORA terminals are in communication connection with the monitoring equipment, and are provided with a sensor network for acquiring user information and an LORA communication module for performing data communication with the monitoring equipment;
the LORA terminal is also provided with a Beidou positioning module;
the sensor network and the Beidou positioning module are connected with the LORA communication module through a data aggregation unit on the LORA terminal;
the monitoring equipment is provided with an LORA data receiving and transmitting unit and an MPU data processing unit which are in communication connection with each LORA terminal;
the monitoring equipment is connected with an external public network through an LTE module and an Ethernet PHY module which are matched with each other, the monitoring equipment adopts an LORA WAN technology to package data of an LORA data receiving and sending unit, and is accessed to a wide area network through the LTE or the Ethernet to realize the data transmission function; .
Preferably, the LORA terminal is provided with a call button communicatively connected to a control unit;
the control unit is configured to be in communication connection with the sensor network, the Beidou positioning module, the data gathering unit and the LORA communication module respectively;
on a data receiving path of the LORA terminal, the LORA communication module is in communication connection with the control unit through protocol decapsulation;
and on a data sending channel of the LORA terminal, the data gathering unit is in communication connection with the LORA communication module through matched protocol encapsulation.
Preferably, the sensor network is configured to include a heart rate sensor and a body temperature sensor in contact with a human body.
Preferably, the data transceiving unit is configured to include: the MCU is in communication connection with a receiving component and a transmitting component;
the receiving component is configured to comprise a LORA gateway chip SX1301 in communication connection with an MCU, so as to provide two SX1255 front ends in communication connection with a LORA terminal, and form a receiving channel of the monitoring terminal;
the transmitting component is configured to comprise a LORA chip SX1278 which is in communication connection with the MCU and forms the front end of a transmitting channel of the monitoring terminal.
Preferably, the monitoring terminal is configured to further include:
the storage unit EMMC and the buffer DDR3 are in communication connection with the MPU data processing unit;
and the display touch screen group is in communication connection with the MPU data processing unit through an I2C interface and an MIPI interface.
A method of applying LORA technology based outdoor communication monitoring devices, the workflow of the device in manual operation mode configured to include:
the monitoring terminal operates according to the menu command;
a user clicks and displays an inquiry command of a menu in the touch screen group, the MPU data processing unit packages the command and sends the command to the LORA data receiving and sending unit through a serial port, and the LORA data receiving and sending unit broadcasts the command;
when receiving the data of the monitoring terminal, the LORA communication module of the LORA terminal decapsulates and analyzes the data through a protocol, and reports the data to the control unit;
the control unit acquires current sensor data and positioning data through the sensor network and the Beidou positioner according to the task instruction, performs protocol conversion and encapsulation on the data through the data collection unit and the protocol encapsulation module, and transmits the data through the LORA communication module;
when receiving the terminal data through the receiving assembly of the LORA data receiving and sending unit, the monitoring equipment is stored in the storage unit, the display interface automatically refreshes the current display content, and the current sensor data and the positioning data of the LORA terminal are presented.
Preferably, the workflow of the device in the automatic operation mode is configured to include:
the monitoring equipment periodically packages the query command and sends the query command to the LORA data receiving and sending unit through the serial port, and the LORA data receiving and sending unit broadcasts the query command through the sending component;
when receiving the data of the monitoring terminal, the LORA communication module of the LORA terminal decapsulates and analyzes the data through a protocol, and reports the data to the control unit;
the control unit acquires current sensor data and positioning data through the sensor network and the Beidou positioner according to the task instruction, performs protocol conversion and encapsulation on the data through the data collection unit and the protocol encapsulation module, and transmits the data through the LORA communication module;
when receiving terminal data through the receiving assembly of the LORA data receiving and sending unit, the monitoring equipment stores the terminal data into the storage unit, the display interface automatically refreshes the current display content, the current sensor data and the positioning data of the LORA terminal are presented, the current data stored in the storage unit are subjected to routing selection and packaging, and the terminal data are sent to the cloud end through the LTE module or the Ethernet interface and are checked by the remote monitoring equipment.
Preferably, when the user sends the distress message through a call button of the LORA terminal, the LORA terminal actively sends the current address information and the distress signal to the monitoring device;
when the monitoring equipment receives the distress signal, the position information of the LORA terminal is displayed on an interface, and alarm reminding is carried out in the form of sound, light, electricity or graphic marks.
The invention at least comprises the following beneficial effects: the invention provides the outdoor communication and monitoring device based on the LORA technology, which can realize the data transmission function of a gateway in a network coverage area, and can realize the data monitoring and management function of a terminal wearing the node in an area which can not be covered by a network through the device, namely, the communication device based on the LORA technology can realize the body state detection and the position information report of a human body in real time, and can effectively improve the safety of outdoor activities.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a functional block diagram of an outdoor communication and monitoring device based on LORA technology in an embodiment of the present invention;
FIG. 2 is a flowchart of the LORA terminal of the present invention;
fig. 3 is a flow chart of the operation of the monitoring device of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
It is to be understood that in the description of the present invention, the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are used only for convenience in describing the present invention and for simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise specifically stated or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are used in a broad sense, and for example, "connected" may be a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements.
Fig. 1 shows an implementation form of an outdoor communication monitoring device based on LORA technology according to the present invention, which includes:
the monitoring device 1 can be used as a gateway, is compatible with the conventional LORA gateway device, transmits the acquired LORA terminal data to a cloud end, and acquires the monitoring data through the cloud end by a remote monitoring device; (ii) a
The wearable LORA terminal comprises a plurality of wearable LORA terminals 2 which are in communication connection with monitoring equipment, wherein the LORA terminals collect human body characteristic data and positioning information, and are provided with a sensor network 3 for collecting user information and an LORA communication module 4 for performing data communication with the monitoring equipment;
the LORA terminal is also provided with a Beidou positioning module 5, the Beidou positioning module is arranged in the LORA terminal to carry out real-time outdoor positioning, positioning data information (node position information) of the position of the terminal is obtained, and the positioning data information is sent to the monitoring equipment through the LORA communication module;
the sensor network and the Beidou positioning module are connected with the LORA communication module through a data aggregation unit 6 on the LORA terminal, and the data aggregation unit is used for aggregating parallel data of sensor data, Beidou positioning data and calling information into serial data in a TDM mode and sending the serial data to a protocol encapsulation and decapsulation unit;
the monitoring equipment is provided with an LORA data transceiving unit 7 and an MPU data processing unit 8 which are in communication connection with each LORA terminal, and the MPU data processing unit completes the functions of display screen interface display, data format conversion, Ethernet encapsulation, LORA data storage and the like of LORA terminal data;
the monitoring device is connected with an external public network through an LTE module 9 and an Ethernet PHY module 10 which are matched, in the structure, the LTE module and the Ethernet PHY are arranged on the line transmission side of the monitoring device, the monitoring device can be accessed into a public operator network through an LTE module wireless unit or an Ethernet interface to realize the monitoring of remote monitoring equipment on LORA terminal data, in the scheme, the LORA terminal collects human characteristic data and positioning information, the monitoring device adopts the LORA WAN technology to package the data of the LORA data receiving and transmitting unit and accesses into a wide area network through the LTE or the Ethernet to realize the data transmission function, the monitoring device is used for constructing an outdoor communication and monitoring device based on the LORA technology, the data transmission function of a gateway can be realized in a network coverage area, and the data monitoring and management functions of a terminal wearing the node can be realized through the monitoring device in an area which the network cannot be covered, the communication device based on the LORA technology can realize the body state detection of a human body and the reporting of position information in real time, the outdoor activity safety can be effectively improved, in the actual operation, the monitoring equipment adopts an android operating system, an application program monitored by a terminal node is installed in the system, and a user can check the data of the current node according to the application program and also can check the data acquired historically. The monitoring device can work in a manual mode or an automatic mode, the setting of the mode is realized by the screen button of the monitoring device, and the working flow of the terminal of the LORA is shown in fig. 2.
As shown in fig. 1, in another example, a call button 12 communicatively connected to a control unit 11 is disposed on the LORA terminal, and is configured to enable the LORA terminal to have a one-key call function, send a distress signal, and send the distress signal to a monitoring device through a LORA communication module, where the control unit analyzes data sent from the monitoring device, and if an inquiry command is received, the control unit opens a sensor network and a positioning module to perform data acquisition and positioning data acquisition; when the control unit detects the operation of a call key, the call information is sent to the data aggregation unit for aggregation;
wherein, the control unit is configured as respectively with sensor network, big dipper orientation module, data converge according to unit, LORA communication module communication connection, and in this kind of structure, LORA communication module is used for sending out sensor network data and location data through the wireless unit of LORA module, and the data that the receiving supervisory equipment sent. The LORA communication module is connected with the control unit and is managed and controlled by the control unit, for example, working parameters such as the working frequency band and the spreading factor of the LORA are set;
as shown in fig. 1, on a data receiving path of the LORA terminal, the LORA communication module is in communication connection with the control unit through a protocol decapsulation 13;
in the structure, a protocol encapsulation and decapsulation unit is connected with a data aggregation unit and a control unit, performs protocol encapsulation on received serial data, converts the serial data into data meeting an LORA WAN protocol, and sends the data to the LORA communication module; and the protocol encapsulation and decapsulation unit decapsulates the data received from the LORA communication module and sends the decapsulated data to the control unit.
In another example, the sensor network is configured to include a heart rate sensor and a body temperature sensor which are in contact with a human body, the LORA terminal is a human body wearing device, the sensor network is internally provided with human body features, the sensor network includes the heart rate sensor and the body temperature sensor, and can collect human body heart rate and body temperature data and send the data to the monitoring device through the LORA communication module.
As in fig. 1, in another example, the data transceiving unit is configured to include: in the structure, the LORA data transceiving unit comprises 1 LORA data receiving component, 1 LORA data transmitting component and an MCU unit. The LORA wireless data receiving and transmitting unit is a full-duplex LoRa communication module, is designed for industrial standard, realizes high-speed transparent transmission of LoRa network data, can rapidly deploy a LoRa network without secondary development, and realizes the purposes of remote low-power consumption control and data acquisition;
the receiving component is configured to include a LORA gateway chip SX 130115 in communication connection with the MCU 18 to provide two SX1255 front ends 16 in communication connection with the LORA terminal, and form a receiving channel of the monitor terminal, the module core component is designed by Semtech company SX1301, and carries 2 SX1255 front ends as the receiving channel of the module, including 8 receiving channels, where 8 receiving channels can receive data simultaneously. Has the characteristics of low power consumption, high sensitivity and the like. The SX1278 is adopted as the front end of a sending channel of the module, the module can work simultaneously in full duplex, transparent data transmission is supported, and a user can flexibly set related configuration parameters through configuration software;
the sending component is configured to comprise an LORA chip SX 127817 which is in communication connection with the MCU, the front end of a sending channel of the monitoring terminal is formed, the SX1278 is adopted as the front end of the sending channel of the module, the module can work in full duplex simultaneously and support transparent data transmission, and a user can flexibly set related configuration parameters through configuration software, in the scheme, an LORA data receiving and sending unit of the monitoring device works in a full duplex mode and provides 8 receiving channels and 1 sending channel, wherein 8 receiving channels can simultaneously receive data, 1 data channel sends data, the LORA data receiving and sending unit has the characteristics of low power consumption, high sensitivity and the like, in actual work, the LORA data receiving and sending unit performs transparent data transmission with the MPU module through a serial port, the internal MPU module classifies and collects data sent by the serial port of the LORA wireless receiving and sending function module and stores the data in the internal storage unit, the user can realize the classified display of data according to the use of the installation application program APP, and can also send a management and control instruction to the remote equipment through interface operation.
As shown in fig. 1, in another example, the monitoring terminal is configured to further include:
the device comprises a storage unit EMMC 19 and a buffer DDR 320 which are in communication connection with an MPU data processing unit, and can enable monitoring equipment to be used as the monitoring equipment for a public network limited place, the collected data of the LORA terminal is stored in a local storage unit and displayed on a display touch screen module of the equipment, and the monitoring equipment can also realize management control on each node terminal;
connect article through I2C, MIPI interface and MPU data processing unit communication connection's display touch screen group 21, in this kind of scheme, monitor terminal saves the data of gathering in the memory cell, through showing the touch screen module, the built-in application software of operation, the realization is managed and is monitored the terminal data who obtains, furthermore supervisory equipment can adopt inside battery power supply or adopt and exchange 220V to change + 12V's AC adapter power supply, when inside battery and adapter supply power simultaneously, the preferred adapter power supply, inside battery can take off and charge through solar panel, also can charge through the adapter, can place in computer lab and office space, also can work in the field environment as handheld device, the inside battery of equipment is removable, be applicable to the long-time use of field environment.
In practical applications, the workflow of the monitoring device is shown in fig. 3, and includes:
1. the working mode of the monitoring equipment is set in a manual mode, and the equipment operates according to a menu command;
a user clicks a query command of a menu, encapsulates the query command and sends the command to the LORA data receiving and sending unit through a serial port, and the LORA data receiving and sending unit performs broadcast operation;
when the LORA communication module of the LORA terminal receives the data of the monitoring terminal, the data are automatically analyzed and automatically reported to the control unit of the monitoring terminal, and the control unit acquires sensor data and positioning data according to the task instruction, performs protocol conversion on the data and sends the data to the LORA communication module.
When receiving the terminal data through the LORA data receiving and sending unit, the monitoring equipment is stored in the storage unit, the display interface automatically refreshes the current display content, and the current sensor data and the positioning data of the LORA terminal are presented.
2. The working mode of the monitoring equipment is set to an automatic mode, and the working steps of the equipment are as follows:
the monitoring equipment periodically packages the query command and sends the query command to the LORA data receiving and sending unit through the serial port, and the LORA data receiving and sending unit performs broadcast operation;
when the LORA communication module of the LORA terminal receives the data of the monitoring terminal, the data are automatically analyzed and automatically reported to the control unit of the monitoring terminal, and the control unit acquires sensor data and positioning data according to the task instruction, performs protocol conversion on the data and sends the data to the LORA communication module.
When receiving the terminal data through the LORA data receiving and sending unit, the monitoring equipment is stored in the storage unit, the display interface automatically refreshes the current display content, and the current sensor data and the positioning data of the LORA terminal are presented. Meanwhile, routing and packaging are carried out on data currently stored in the storage unit, and the terminal data are sent to the cloud end through the LTE module or the Ethernet interface and are checked by the remote monitoring equipment.
3. The LORA terminal also has an application of a help-seeking function, the LORA terminal presses a call key, and the LORA terminal actively sends address information and a help-seeking signal to the monitoring equipment. When the monitoring equipment receives the distress signal, the position information of the LORA terminal is displayed on the interface and is displayed when red dots flash. And the gathering center carries out rescue activities according to the display position of the monitoring equipment.
In specific implementation, each node LORA terminal connected to the device of the present invention may be an LORA WAN terminal, or may be an LORA terminal of a private protocol. And for the node terminal data conforming to the LORA WAN protocol, the MPU module performs repackaging and routing on the data, and selects to transmit through the LTE or the wired wide area network. To the node terminal data that does not conform to the LORA WAN protocol, the ID number of equipment accessible node terminal carries out the node and distinguishes, and the MPU module carries out protocol conversion to the data that receive, makes the data conversion of LORA physical layer satisfy the data of LORA WAN protocol to can pass through LTE functional unit or wired RJ45 interface connection public network, upload node data to the high in the clouds, remote monitoring equipment accessible visit cloud end is monitored node equipment.
The above scheme is merely illustrative of a preferred example, and is not limiting. When the invention is implemented, appropriate replacement and/or modification can be carried out according to the requirements of users.
The number of apparatuses and the scale of the process described herein are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. It is therefore intended that the invention not be limited to the exact details and illustrations described and illustrated herein, but fall within the scope of the appended claims and equivalents thereof.
Claims (8)
1. An outdoor communication monitoring device based on LORA technique, comprising:
monitoring equipment;
the wearable LORA terminals are in communication connection with the monitoring equipment, and are provided with a sensor network for acquiring user information and an LORA communication module for performing data communication with the monitoring equipment;
the LORA terminal is also provided with a Beidou positioning module;
the sensor network and the Beidou positioning module are connected with the LORA communication module through a data aggregation unit on the LORA terminal;
the monitoring equipment is provided with an LORA data receiving and transmitting unit and an MPU data processing unit which are in communication connection with each LORA terminal;
the monitoring equipment is connected with an external public network through the matched LTE module and the Ethernet PHY module.
2. An outdoor communication monitoring device based on LORA technique according to claim 1, characterized in that the LORA terminal is provided with a call button communicatively connected to a control unit;
the control unit is configured to be in communication connection with the sensor network, the Beidou positioning module, the data gathering unit and the LORA communication module respectively;
on a data receiving path of the LORA terminal, the LORA communication module is in communication connection with the control unit through protocol decapsulation;
and on a data sending channel of the LORA terminal, the data gathering unit is in communication connection with the LORA communication module through matched protocol encapsulation.
3. The LORA technology based outdoor communication monitoring apparatus of claim 1, wherein the sensor network is configured to include a heart rate sensor and a body temperature sensor in contact with a human body.
4. The LORA technology-based outdoor communication monitoring apparatus of claim 1, wherein the data transceiving unit is configured to include: the MCU is in communication connection with a receiving component and a transmitting component;
the receiving component is configured to comprise a LORA gateway chip SX1301 in communication connection with an MCU, so as to provide two SX1255 front ends in communication connection with a LORA terminal, and form a receiving channel of the monitoring terminal;
the transmitting component is configured to comprise a LORA chip SX1278 which is in communication connection with the MCU and forms the front end of a transmitting channel of the monitoring terminal.
5. The LORA technology-based outdoor communication monitoring apparatus of claim 1, wherein the monitoring terminal is configured to further include:
the storage unit EMMC and the buffer DDR3 are in communication connection with the MPU data processing unit;
and the display touch screen group is in communication connection with the MPU data processing unit through an I2C interface and an MIPI interface.
6. A method for applying the LORA technology based outdoor communication monitoring device according to any of claims 1-5, wherein the workflow of the device in the manual operation mode is configured to include:
the monitoring terminal operates according to the menu command;
a user clicks and displays an inquiry command of a menu in the touch screen group, the MPU data processing unit packages the command and sends the command to the LORA data receiving and sending unit through a serial port, and the LORA data receiving and sending unit broadcasts the command;
when receiving the data of the monitoring terminal, the LORA communication module of the LORA terminal decapsulates and analyzes the data through a protocol, and reports the data to the control unit;
the control unit acquires current sensor data and positioning data through the sensor network and the Beidou positioner according to the task instruction, performs protocol conversion and encapsulation on the data through the data collection unit and the protocol encapsulation module, and transmits the data through the LORA communication module;
when receiving the terminal data through the receiving assembly of the LORA data receiving and sending unit, the monitoring equipment is stored in the storage unit, the display interface automatically refreshes the current display content, and the current sensor data and the positioning data of the LORA terminal are presented.
7. The method of claim 6 in which the device's workflow in the automatic operating mode is configured to include:
the monitoring equipment periodically packages the query command and sends the query command to the LORA data receiving and sending unit through the serial port, and the LORA data receiving and sending unit broadcasts the query command through the sending component;
when receiving the data of the monitoring terminal, the LORA communication module of the LORA terminal decapsulates and analyzes the data through a protocol, and reports the data to the control unit;
the control unit acquires current sensor data and positioning data through the sensor network and the Beidou positioner according to the task instruction, performs protocol conversion and encapsulation on the data through the data collection unit and the protocol encapsulation module, and transmits the data through the LORA communication module;
when receiving terminal data through the receiving assembly of the LORA data receiving and sending unit, the monitoring equipment stores the terminal data into the storage unit, the display interface automatically refreshes the current display content, the current sensor data and the positioning data of the LORA terminal are presented, the current data stored in the storage unit are subjected to routing selection and packaging, and the terminal data are sent to the cloud end through the LTE module or the Ethernet interface and are checked by the remote monitoring equipment.
8. The method as claimed in claim 6, further comprising that when the user sends the call-for-help information through the call button of the LORA terminal, the LORA terminal actively sends the current address information and the call-for-help signal to the monitoring device;
when the monitoring equipment receives the distress signal, the position information of the LORA terminal is displayed on an interface, and alarm reminding is carried out in the form of sound, light, electricity or graphic marks.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114125726A (en) * | 2021-11-01 | 2022-03-01 | 哈尔滨工业大学 | Information piggybacking device, system and method for wide area Internet of things in mMTC (machine type communication) background |
| CN116208918A (en) * | 2023-02-16 | 2023-06-02 | 涂宇恒 | Information terminal for field operation and field operation command system |
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| CN112512006B (en) | 2023-03-14 |
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