CN110856185B - Method and system for adjusting wireless signals of Internet of things - Google Patents
Method and system for adjusting wireless signals of Internet of things Download PDFInfo
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- CN110856185B CN110856185B CN201911096270.6A CN201911096270A CN110856185B CN 110856185 B CN110856185 B CN 110856185B CN 201911096270 A CN201911096270 A CN 201911096270A CN 110856185 B CN110856185 B CN 110856185B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/318—Received signal strength
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/28—Cell structures using beam steering
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
Abstract
The embodiment of the invention relates to the technical field of Internet of things, and discloses a method and a system for adjusting wireless signals of the Internet of things, wherein the method comprises the following steps: the access equipment receives a wireless signal detection indication sent by the convergence unit; the access equipment detects terminal equipment which is connected with the access equipment in a designated area and is matched with the equipment type, the terminal equipment is used as target terminal equipment, when a signal uploading period arrives, the RSSI of the target terminal equipment is obtained, the number of the target terminal equipment and the RSSI of each target terminal equipment are packaged into a data packet and sent to the convergence unit; the convergence unit adjusts the beam weight of the access equipment antenna according to the data packet and sends the beam weight to the access equipment; the access equipment adjusts the signal emission intensity of the antenna according to the beam weight; the wireless signal coverage range can be adjusted according to the RSSI value of the terminal equipment of the appointed equipment type in the appointed area, the stability of uploading data by the terminal equipment is ensured, and intelligent monitoring and management of the Internet of things are achieved.
Description
Technical Field
The invention relates to the technical field of Internet of things, in particular to a method and a system for adjusting wireless signals of the Internet of things.
Background
The Internet of Things (IOF) is a method for connecting any article through the domain name of the Internet of Things according to a protocol by using Radio Frequency Identification (RFID), infrared sensors, global positioning systems, laser scanners and other information sensing devices to exchange and communicate information so as to realize intelligent Identification, positioning, tracking, monitoring and management. The information sensing device may be referred to as a terminal device in the internet of things, and accesses the internet of things through an Access Point (AP), uploads the acquired data information to the aggregation unit, and the aggregation unit performs analysis, sorting, early warning, and the like.
And the terminal equipment uploads the acquired data information to the convergence unit in the wireless network coverage of the access equipment. In the process of monitoring and managing the whole internet of things, the aggregation unit is interested in data information of different geographic positions or can temporarily ignore the data information according to specific conditions and different time periods, for example, it is expected that terminal devices in some geographic positions can upload data information timely and stably, in order to ensure effective uploading of data, the coverage range of access equipment may need to be adjusted manually to ensure wireless signals, and the adjustment process is complicated.
Disclosure of Invention
The embodiment of the invention discloses a method and a system for adjusting wireless signals of the Internet of things, which are used for flexibly adjusting the network coverage range of access equipment and realizing intelligent control and management of the Internet of things.
The invention discloses a method for adjusting wireless signals of the Internet of things in a first aspect, which comprises the following steps:
the access equipment receives a wireless signal detection indication issued by the aggregation unit, wherein the wireless signal detection indication comprises a signal reporting period, an equipment type and a designated area of the aggregation unit;
the access equipment detects terminal equipment which is connected with the access equipment in the designated area and is matched with the equipment type as target terminal equipment;
when the Signal reporting period is reached, the access device obtains a Received Signal Strength Indication (RSSI for short) of the target terminal device;
the access equipment encapsulates the number of the target terminal equipment and the RSSI of each target terminal equipment into data packets and sends the data packets to a convergence unit;
the convergence unit adjusts the beam weight of the access equipment antenna according to the data packet and sends the beam weight to the access equipment;
and the access equipment adjusts the signal transmission intensity of the antenna according to the beam weight.
As an optional implementation manner, in the first aspect of the present invention, before the access device encapsulates the number of the target terminal devices and the RSSI of each target terminal device into a data packet and sends the data packet to the aggregation unit, the method further includes:
the access equipment acquires a geographical schematic diagram of the designated area, wherein the geographical schematic diagram is used for indicating the geographical position relationship between the access equipment and the target terminal equipment;
the access device encapsulates the number of the target terminal devices and the RSSI of each of the target terminal devices into a data packet and sends the data packet to the aggregation unit, and the method includes:
and the access equipment encapsulates the number of the target terminal equipment, the RSSI of each target terminal equipment and the geographical schematic diagram into data packets and sends the data packets to the convergence unit.
As an optional implementation manner, in the first aspect of the present invention, the adjusting, by the aggregation unit, the beam weight of the antenna of the access device according to the data packet, and sending the beam weight to the access device includes:
the convergence unit acquires environmental parameters of the designated area, wherein the environmental parameters comprise the air temperature and the air humidity of the designated area;
and the convergence unit adjusts the beam weight of the access equipment antenna according to the data packet and the environmental parameter, and sends the beam weight to the access equipment.
As an optional implementation manner, in the first aspect of the present invention, the adjusting, by the aggregation unit, a beam weight of an antenna of the access device according to the data packet and the environment parameter, and sending the beam weight to the access device includes:
the convergence unit calls an instant weather interface, and sends an instant weather acquisition request to an instant weather server through the instant weather interface, wherein the instant weather acquisition request comprises the geographical position information of the designated area;
the convergence unit receives the instant weather information corresponding to the geographical location information of the designated area returned by the instant weather server through the instant weather interface;
and the convergence unit adjusts the beam weight of the antenna of the access equipment according to the data packet, the environment parameter and the instant weather information, and sends the beam weight to the access equipment.
As an optional implementation manner, in the first aspect of the present invention, the detecting, by the access device, a terminal device that is connected to the access device in the designated area and matches the device type by the access device includes, as a target terminal device:
the access equipment broadcasts a detection signal in the designated area, receives a response signal of the terminal equipment matched with the equipment type in the designated area to the detection signal, and identifies the terminal equipment which is connected with the access equipment in the designated area and is matched with the equipment type according to the response signal to be used as the target terminal equipment.
The invention discloses a wireless signal adjusting system of the internet of things in a second aspect, which comprises:
the access device is used for receiving a wireless signal detection indication issued by the aggregation unit, wherein the wireless signal detection indication comprises a signal reporting period, a device type and a designated area of the aggregation unit;
the access equipment is also used for detecting terminal equipment which is connected with the access equipment in the designated area and is matched with the equipment type as target terminal equipment;
the access equipment is also used for acquiring the Received Signal Strength Indication (RSSI) of the target terminal equipment when the signal reporting period is reached;
the access device is further configured to encapsulate the number of the target terminal devices and the RSSI of each of the target terminal devices into a data packet and send the data packet to the aggregation unit;
the convergence unit is used for adjusting the beam weight of the access equipment antenna according to the data packet and sending the beam weight to the access equipment;
the access device is further configured to adjust the signal transmission strength of its antenna according to the beam weight.
As an optional implementation manner, in the second aspect of the present invention, the access device is further configured to, before encapsulating the number of the target terminal devices and the RSSI of each target terminal device into a data packet and sending the data packet to the aggregation unit, obtain a geographic schematic diagram of the designated area, where the geographic schematic diagram is used to indicate a geographic location relationship between the access device and the target terminal device;
the access device is further configured to encapsulate the number of the target terminal devices and the RSSI of each of the target terminal devices into a data packet and send the data packet to the aggregation unit in a specific manner:
the access device is further configured to encapsulate the number of the target terminal devices, the RSSI of each target terminal device, and the geographical map into a data packet and send the data packet to the aggregation unit.
As an optional implementation manner, in the second aspect of the present invention, a manner that the aggregation unit is configured to adjust a beam weight of the access device antenna according to the data packet, and send the beam weight to the access device specifically is:
the convergence unit is used for acquiring environmental parameters of the designated area, wherein the environmental parameters comprise the air temperature and the air humidity of the designated area; and adjusting the beam weight of the antenna of the access equipment according to the data packet and the environmental parameters, and sending the beam weight to the access equipment.
As an optional implementation manner, in the second aspect of the present invention, the manner that the aggregation unit is configured to adjust the beam weight of the access device antenna according to the data packet and the environment parameter, and send the beam weight to the access device specifically is:
the convergence unit is used for calling an instant weather interface and sending an instant weather acquisition request to an instant weather server through the instant weather interface, wherein the instant weather acquisition request comprises the geographical position information of the designated area; receiving instant weather information corresponding to the geographical location information of the designated area returned by the instant weather server through the instant weather interface; and adjusting the beam weight of the antenna of the access equipment according to the data packet, the environment parameter and the instant weather information, and sending the beam weight to the access equipment.
As an optional implementation manner, in the second aspect of the present invention, the access device is further configured to detect a terminal device that is connected to the access device in the designated area and matches the device type, and a manner of using the terminal device as a target terminal device specifically is:
the access device is further configured to broadcast a detection signal in the designated area, receive a response signal of the terminal device matching the device type in the designated area to the detection signal, and identify, according to the response signal, the terminal device connected to the access device and matching the device type in the designated area as the target terminal device.
Compared with the prior art, the embodiment of the invention has the following beneficial effects:
in the embodiment of the invention, the access device firstly receives a wireless signal detection indication sent by the aggregation unit, the wireless signal detection indication comprises a signal reporting period, a device type and a specified area of the aggregation unit, the access device detects terminal devices which are connected with the access device and matched with the device type in the specified area as target terminal devices, then when the signal reporting period is reached, the number of the target terminal devices and the RSSI of each target terminal device are obtained and encapsulated into a data packet and sent to the aggregation unit, further, the aggregation unit can adjust the beam weight of the antenna of the access device according to the data packet and send the beam weight to the access device, and the access device adjusts the signal emission intensity of the antenna of the access device according to the beam weight, thereby adjusting the coverage range of wireless signals. Therefore, in the embodiment of the invention, aiming at the access equipment of the specified equipment type in the specified area of the convergence unit, the wireless network coverage range of the access equipment can be flexibly adjusted, the normal uploading of the terminal equipment data is ensured, and the intelligent monitoring and management of the Internet of things are realized.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic diagram of an architecture of an internet of things according to some embodiments of the present invention;
fig. 2 is a schematic flow chart of a method for adjusting wireless signals of the internet of things according to the embodiment of the invention;
fig. 3 is another schematic flow chart of a method for adjusting wireless signals of the internet of things according to the embodiment of the invention;
fig. 4 is another schematic flow chart of a method for adjusting wireless signals of the internet of things according to the embodiment of the invention;
fig. 5 is a schematic structural diagram of an internet of things wireless signal adjusting system disclosed in the embodiment of 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.
It should be noted that the terms "comprises" and "comprising," and any variations thereof, in embodiments of the present invention are intended to cover non-exclusive inclusions, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The embodiment of the invention discloses a wireless signal adjusting method for the Internet of things, which is used for flexibly adjusting the network coverage range of access equipment, ensuring the normal uploading of terminal equipment data and realizing the intelligent control and management of the Internet of things. The embodiment of the invention also discloses an Internet of things wireless signal adjusting system.
Before the technical scheme of the present invention is introduced, an internet of things architecture disclosed in some embodiments of the present invention is simply introduced, fig. 1 is a schematic diagram of an internet of things architecture disclosed in some embodiments of the present invention, it should be noted that fig. 1 is only a schematic diagram of an internet of things architecture disclosed in some embodiments of the present invention, and other schematic diagrams obtained by optimization or deformation on the basis of fig. 1 all belong to the protection scope of the present invention, which is not illustrated herein. The architecture of the internet of things shown in fig. 1 may include three layers, namely a terminal device layer, an access device layer, and a convergence unit layer, according to functional division. The terminal device layer comprises mass terminal devices located at the edge of the Internet of things, such as a hygrometer, a smoke sensor, a ventilation device, a rainfall sensor, an irrigation valve and the like; the access device layer may include a large number of access devices that may be interconnected by a network (not all shown in fig. 1). In the access device layer, the access device may be various intermediate devices such as a router and a relay, which is not limited in the embodiment of the present invention. The convergence unit layer can comprise a convergence unit, wherein the convergence unit uses a human-computer interface of crop networking in the architecture of the internet of things, is used for performing high-level management on the whole internet of things through access equipment, and comprises the steps of collecting data reported by massive terminal equipment within a certain period of time, analyzing and deciding the data, and converting the data into a simple early warning, an abnormal report or a related report required by a user; the convergence unit can also obtain information or configure parameters of the terminal device by sending an instruction (at this time, the transmission of data points to the terminal device); the convergence unit can also introduce a variety of input services, from big data to social networks, even from social tools "like" to weather sharing, and so on. In addition, the access device can use any standard networking protocol, and the access device can realize data analysis among different network systems; in the internet of things architecture shown in fig. 1, each access device may provide internet of things data transceiving service for a large number of terminal devices within a coverage area of its own wireless network, wherein each terminal device within the coverage area of its own wireless network of each access device may have a wireless communication module built therein, so that each access device may perform wireless communication with each terminal device within the coverage area of its own wireless network in a wireless network communication manner. In the internet of things architecture shown in fig. 1, when a wireless communication module built in a terminal device is produced, an upper frequency point 470MHz and a lower frequency point 510MHz can be input, so that the wireless communication module can automatically define a communication frequency band as 470 MHz-510 MHz to meet the specification of the SRRC standard in china; or, the upper frequency point 868MHz and the lower frequency point 908MHz can be input, so that the wireless communication module can automatically define the communication frequency band to 868 MHz-908 MHz to meet the provisions of the European ETSI standard; or, an upper frequency point 918MHz and a lower frequency point 928MHz can be input, so that the wireless communication module can automatically define the communication frequency band as 918 MHz-928 MHz to meet the specification of the American FCC standard; alternatively, the communication frequency band of the wireless communication module may be defined to comply with the provisions of the japanese ARIB standard or the canadian IC standard, and the embodiment of the present invention is not limited thereto. In the internet of things architecture shown in fig. 1, the terminal device may adopt a method of combining Frequency Division Multiplexing (FDMA), Frequency-Hopping Spread Spectrum (FHSS), Dynamic Time Division Multiplexing (DTDMA), and back-off multiplexing (CSMA) to solve the interference problem.
The technical solution of the present invention is described in detail with reference to the specific embodiments based on the internet of things architecture shown in fig. 1.
Example one
Referring to fig. 2, fig. 2 is a schematic flow chart illustrating a method for adjusting a wireless signal of an internet of things according to an embodiment of the present invention; as shown in fig. 2, a method for adjusting wireless signals of the internet of things may include:
201. and the access equipment receives a wireless signal detection instruction issued by the aggregation unit, wherein the wireless signal detection instruction comprises a signal reporting period, an equipment type and a designated area of the aggregation unit.
It is understood that, in the embodiment of the present invention, the designated area of the convergence unit may include a certain farm, or a certain area (e.g., a vegetable cultivation area) in a certain farm, a garage, and the like. The aggregation unit is interested in a terminal device of a certain device type in the designated area, and may involve a need to increase a data reporting rate of the terminal device in the designated area, or a need to decrease the data reporting rate of the terminal device in the designated area, and the like, so that a wireless range coverage of the access device needs to be adjusted to meet a need of the aggregation unit, thereby realizing intelligent management.
202. And the access equipment detects the terminal equipment which is connected with the access equipment in the designated area and is matched with the equipment type as target terminal equipment.
As an optional implementation manner, in step 202, the access device detects a terminal device that is connected to the access device in the designated area and matches the device type, and may include, as the target terminal device:
and the terminal equipment in the designated area and matched with the equipment type sends heartbeat data to the access equipment periodically, the access equipment receives the heartbeat data sent by the terminal equipment in the designated area and matched with the equipment type, and the access equipment determines the terminal equipment which is connected with the access equipment in the designated area and matched with the equipment type according to the received heartbeat data to serve as the target terminal equipment.
203. And when the signal reporting period arrives, the access equipment acquires the RSSI of the target terminal equipment.
The access equipment continuously and widely broadcasts the broadcast message in the designated area within a period of time before the signal reporting period arrives, the target terminal equipment detects the instantaneous RSSI value of the broadcast message, then the average value of the instantaneous RSSI value of a period of time is obtained to be used as the RSSI value of the target terminal equipment, and the RSSI value is fed back to the access node, so that the access equipment can acquire the RSSI value of the target terminal equipment when the signal reporting period arrives.
204. The access device encapsulates the number of the target terminal devices and the RSSI of each target terminal device into data packets and sends the data packets to the aggregation unit.
205. And the convergence unit adjusts the beam weight of the antenna of the access equipment according to the data packet and sends the beam weight to the access equipment.
It can be understood that the convergence unit adjusts the beam weight of the access device antenna according to the number of the target terminal devices in the data packet and the RSSI of each target terminal device. For example, when the number of the target terminal devices is large and the RSSI of some target terminal devices is lower than a preset value, the beam weight of the access device antenna may be adjusted, so that the signal transmitted by the access device antenna can better cover the target terminal devices; or adjusting the beam weight of the access equipment antenna, and improving the intensity of the signals transmitted by the access equipment antenna, so that the access equipment antenna concentratedly covers part of the target terminal equipment, and the signal intensity of part of the target terminal equipment is ensured.
206. And the access equipment adjusts the signal transmission intensity of the antenna according to the beam weight.
In the embodiment of the invention, the access device firstly receives a wireless signal detection indication sent by the aggregation unit, the wireless signal detection indication comprises a signal reporting period, a device type and a specified area of the aggregation unit, the access device detects terminal devices which are connected with the access device and matched with the device type in the specified area as target terminal devices, then when the signal reporting period is reached, the number of the target terminal devices and the RSSI of each target terminal device are obtained and encapsulated into a data packet and sent to the aggregation unit, further, the aggregation unit can adjust the beam weight of the antenna of the access device according to the data packet and send the beam weight to the access device, and the access device adjusts the signal emission intensity of the antenna of the access device according to the beam weight, thereby adjusting the coverage range of wireless signals. Therefore, in the embodiment of the invention, the wireless network coverage range of the access equipment can be flexibly adjusted aiming at the access equipment of the specified equipment type in the specified area of the convergence unit, and the normal uploading of the terminal equipment data is ensured, so that the intelligent monitoring and management of the internet of things are realized.
Example two
Referring to fig. 3, fig. 3 is another schematic flow chart of a method for adjusting wireless signals of the internet of things according to the embodiment of the invention; as shown in fig. 3, a method for adjusting wireless signals of the internet of things may include:
301. the access equipment receives a wireless signal detection instruction issued by the aggregation unit, wherein the wireless signal detection instruction comprises a signal reporting period, an equipment type and a designated area of the aggregation unit.
302. The access equipment broadcasts a detection signal in the designated area, receives a response signal of the terminal equipment matched with the equipment type in the designated area to the detection signal, and identifies the terminal equipment which is connected with the access equipment and matched with the equipment type in the designated area as target terminal equipment according to the response signal.
303. And when the signal reporting period arrives, the access equipment acquires the RSSI of the target terminal equipment.
304. The access device obtains a geographic schematic diagram of the designated area, wherein the geographic schematic diagram is used for indicating the geographic position relation between the access device and the target terminal device.
It should be noted that, the execution order of step 303 and step 304 is not limited, and step 303 may be executed first, and then step 304 may be executed; alternatively, step 304 may be performed first, followed by step 303; alternatively, step 303 and step 304 are performed simultaneously, which is not particularly limited in the embodiment of the present invention.
305. The access device encapsulates the number of the target terminal devices, the RSSI and the geographical schematic diagram of each target terminal device into data packets and sends the data packets to the aggregation unit.
306. And the convergence unit adjusts the beam weight of the antenna of the access equipment according to the data packet and sends the beam weight to the access equipment.
It can be understood that the convergence unit adjusts the beam weight of the access device antenna according to the number of the target terminal devices in the data packet, the RSSI of each target terminal device, and the geographical diagram. For example, when the number of the target terminal devices is large and the RSSI of part of the target terminal devices is lower than a preset value, the beam weight of the access device antenna may be adjusted, so that the signal transmitted by the access device antenna can better cover the target terminal devices; or adjusting the beam weight of the access equipment antenna, and improving the intensity of the signals transmitted by the access equipment antenna, so that the access equipment antenna concentratedly covers part of the target terminal equipment, and the signal intensity of part of the target terminal equipment is ensured.
307. And the access equipment adjusts the signal transmission intensity of the antenna according to the beam weight.
In the embodiment of the invention, the access device firstly receives a wireless signal detection indication sent by the aggregation unit, the wireless signal detection indication comprises a signal reporting period, a device type and a specified area of the aggregation unit, the access device detects terminal devices which are connected with the access device and are matched with the device type in the specified area as target terminal devices, then when the signal reporting period is reached, the number of the target terminal devices, the RSSI of each target terminal device and a geographical schematic diagram of the specified area are obtained, the data packets are encapsulated into the data packets and sent to the aggregation unit, further, the aggregation unit can adjust the beam weight of an antenna of the access device according to the data packets and send the beam weight to the access device, and the access device adjusts the signal emission intensity of the antenna of the access device according to the beam weight, thereby adjusting the wireless signal coverage range. Therefore, in the embodiment of the invention, the wireless network coverage range of the access equipment can be flexibly adjusted aiming at the access equipment of the specified equipment type in the specified area of the convergence unit, and the normal uploading of the terminal equipment data is ensured, so that the intelligent monitoring and management of the internet of things are realized.
EXAMPLE III
Referring to fig. 4, fig. 4 is another schematic flow chart of a method for adjusting wireless signals of the internet of things according to the embodiment of the invention; as shown in fig. 4, a method for adjusting a wireless signal of an internet of things may include:
401. and the access equipment receives a wireless signal detection instruction issued by the aggregation unit, wherein the wireless signal detection instruction comprises a signal reporting period, an equipment type and a designated area of the aggregation unit.
402. And the access equipment detects the terminal equipment which is connected with the access equipment in the designated area and is matched with the equipment type as target terminal equipment.
403. And when the signal reporting period arrives, the access equipment acquires the RSSI of the target terminal equipment.
404. The access device encapsulates the number of the target terminal devices and the RSSI of each target terminal device into data packets and sends the data packets to the aggregation unit.
405. The convergence unit acquires environmental parameters of the designated area, wherein the environmental parameters comprise air temperature and air humidity of the designated area.
406. And the convergence unit adjusts the beam weight of the antenna of the access equipment according to the data packet and the environmental parameters, and sends the beam weight to the access equipment.
As an optional implementation manner, the adjusting, by the aggregation unit in step 406, the beam weight of the antenna of the access device according to the data packet and the environment parameter, and sending the beam weight to the access device specifically includes:
the method comprises the steps that a convergence unit calls an instant weather interface, and sends an instant weather acquisition request to an instant weather server through the instant weather interface, wherein the instant weather acquisition request comprises geographical position information of a designated area;
the convergence unit receives the instant weather information corresponding to the geographical location information of the designated area returned by the instant weather server through the instant weather interface;
and the convergence unit adjusts the beam weight of the antenna of the access equipment according to the data packet, the environmental parameter and the instant weather information, and sends the beam weight to the access equipment.
As an optional implementation manner, before implementing the step 404, the access device acquires a geographic schematic diagram of the designated area, where the geographic schematic diagram is used to indicate a geographic location relationship between the access device and the target terminal device;
further, in step 404, the access device encapsulates the number of target terminal devices, the RSSI and the geographical map of each target terminal device into a data packet and sends the data packet to the aggregation unit.
Then, in step 406, the aggregation unit invokes an instant weather interface, and sends an instant weather acquisition request to the instant weather server through the instant weather interface, where the instant weather acquisition request includes geographical location information of the designated area; the convergence unit receives the instant weather information corresponding to the geographical location information of the designated area returned by the instant weather server through the instant weather interface; the convergence unit adjusts the beam weight of the access device antenna according to the data packet (the data packet also includes the geographical location area of the designated area), the environmental parameter and the instant weather information, and sends the beam weight to the access device.
In the above embodiment, the aggregation unit may further determine whether the RSSI is affected by weather in combination with the instant weather information, so as to reasonably adjust the beam weight of the access device antenna.
407. And the access equipment adjusts the signal transmission intensity of the antenna according to the beam weight.
In the embodiment of the invention, the convergence unit can determine whether the RSSI is influenced by the weather according to the environmental parameters of the designated area so as to reasonably adjust the beam weight of the antenna of the access equipment, and can flexibly adjust the wireless network coverage of the access equipment so as to realize intelligent monitoring and management of the Internet of things.
Example four
Referring to fig. 5, fig. 5 is a schematic structural diagram of an internet of things wireless signal adjusting system disclosed in the embodiment of the present invention; as shown in fig. 5, an internet of things wireless signal adjusting system may include:
the access device 510 is configured to receive a wireless signal detection indication issued by the aggregation unit 520, where the wireless signal detection indication includes a signal reporting period, a device type, and a specific area of the aggregation unit 520;
the access device 510 is further configured to detect, as a target terminal device, a terminal device 530 that is connected to the access device 510 in the designated area and matches the device type;
the access device 510 is further configured to, when the signal reporting period arrives, obtain a received signal strength indication RSSI of the target terminal device;
the access device 510 is further configured to encapsulate the number of target terminal devices and the RSSI of each target terminal device into a data packet and send the data packet to the aggregation unit 520;
the convergence unit 520 is configured to adjust a beam weight of an antenna of the access device 510 according to the data packet, and send the beam weight to the access device 510;
the access device 510 is further configured to adjust the signal transmission strength of its antenna according to the beam weight.
The access equipment is used for continuously and widely broadcasting the broadcast message in the designated area within a period of time before the signal reporting period arrives, the target terminal equipment detects the instantaneous RSSI value of the broadcast message, then the average value of the instantaneous RSSI of the period of time is obtained to be used as the RSSI value of the target terminal equipment, and the RSSI value is fed back to the access node, so that the access equipment can acquire the RSSI value of the target terminal equipment when the signal reporting period arrives.
As an optional implementation manner, the access device 510 is further configured to detect a terminal device 530 that is connected to the access device 510 in a specified area and matches the device type, and the manner of serving as the target terminal device specifically is:
the access device 510 is further configured to broadcast the detection signal in the designated area, and receive a response signal of the terminal device 530 in the designated area to the detection signal, and identify, according to the response signal, the terminal device 530 that is connected to the access device 510 in the designated area and matches the device type as a target terminal device.
As an optional implementation manner, the access device 510 is further configured to detect a terminal device 530 connected to the access device 510 in a specified area and matching the device type, and the manner of serving as the target terminal device specifically is:
the terminal device 530 matching the device type in the designated area sends heartbeat data to the access device 510 according to a period, the access device 510 receives the heartbeat data sent by the terminal device 530 matching the device type in the designated area, and the access device 510 determines the terminal device 530 which is connected with the access device 510 and matches the device type in the designated area as the target terminal device according to the received heartbeat data.
As an optional implementation manner, the access device 510 is further configured to obtain a geographic schematic diagram of the designated area before encapsulating the number of target terminal devices and the RSSI of each target terminal device into a data packet and sending the data packet to the aggregation unit 520, where the geographic schematic diagram is used to indicate a geographic position relationship between the access device 510 and the target terminal device;
the access device 510 is further configured to encapsulate the number of target terminal devices and the RSSI of each target terminal device into a data packet and send the data packet to the aggregation unit 520 in a specific manner:
the access device 510 is further configured to encapsulate the number of target terminal devices, the RSSI and the geographical diagram of each target terminal device into a data packet and send the data packet to the aggregation unit 520.
As an optional implementation manner, the manner in which the aggregation unit 520 is configured to adjust the beam weight of the antenna of the access device 510 according to the data packet, and send the beam weight to the access device 510 is specifically:
the converging unit 520 is configured to obtain environmental parameters of a specified area, where the environmental parameters include an air temperature and an air humidity of the specified area; and adjusting the beam weight of the antenna of the access device 510 according to the data packet and the environment parameter, and sending the beam weight to the access device 510.
As an optional implementation manner, the manner in which the aggregation unit 520 is configured to adjust the beam weight of the antenna of the access device 510 according to the data packet and the environment parameter, and send the beam weight to the access device 510 is specifically:
the convergence unit 520 is configured to invoke an instant weather interface, and send an instant weather acquisition request to an instant weather server through the instant weather interface, where the instant weather acquisition request includes geographic location information of a specified area; receiving instant weather information corresponding to the geographical position information of the designated area returned by the instant weather server through an instant weather interface; and adjusting the beam weight of the antenna of the access equipment 510 according to the data packet, the environmental parameter and the instant weather information, and sending the beam weight to the access equipment 510.
By implementing the system, the wireless network coverage of the access device 510 can be flexibly adjusted for the access device 510 in the designated area of the aggregation unit 520, so as to realize intelligent monitoring and management of the internet of things.
It will be understood by those skilled in the art that all or part of the steps in the methods of the embodiments described above may be implemented by hardware instructions of a program, and the program may be stored in a computer-readable storage medium, where the storage medium includes Read-Only Memory (ROM), Random Access Memory (RAM), Programmable Read-Only Memory (PROM), Erasable Programmable Read-Only Memory (EPROM), One-time Programmable Read-Only Memory (OTPROM), Electrically Erasable Programmable Read-Only Memory (EEPROM), Compact Disc Read-Only Memory (CD-ROM), or other Memory, such as a magnetic disk, or a combination thereof, A tape memory, or any other medium readable by a computer that can be used to carry or store data.
The method and the system for adjusting the wireless signal of the internet of things disclosed by the embodiment of the invention are described in detail, a specific example is applied in the method to explain the principle and the implementation mode of the invention, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (3)
1. An internet of things wireless signal adjusting method is characterized in that the method is applied to an internet of things architecture comprising a terminal equipment layer, an access equipment layer and a convergence unit layer, wherein the terminal equipment layer comprises massive terminal equipment, and a wireless communication module arranged in the terminal equipment inputs 470MHz of an upper frequency point and 510MHz of a lower frequency point during production, so that the wireless communication module automatically defines a communication frequency band as 470 MHz-510 MHz to meet the specification of the SRRC standard of China; or, the upper frequency point 868MHz and the lower frequency point 908MHz are input, so that the wireless communication module automatically defines the communication frequency band to 868 MHz-908 MHz to meet the provisions of the European ETSI standard; or, an upper frequency point 918MHz and a lower frequency point 928MHz are input, so that the wireless communication module automatically defines the communication frequency band as 918 MHz-928 MHz to meet the specification of the American FCC standard; alternatively, the communication frequency band of the wireless communication module is also defined to meet the provisions of the ARIB standard in japan or the IC standard in canada;
the method comprises the following steps:
an access device in an access device layer receives a wireless signal detection indication issued by a convergence unit in a convergence unit layer, wherein the wireless signal detection indication comprises a signal reporting period, a device type and a designated area of the convergence unit;
the access equipment detects terminal equipment which is connected with the access equipment in the designated area and is matched with the equipment type as target terminal equipment;
when the signal reporting period is reached, the access equipment acquires a Received Signal Strength Indication (RSSI) value of the target terminal equipment;
the access equipment encapsulates the number of the target terminal equipment and the RSSI of each target terminal equipment into data packets and sends the data packets to a convergence unit;
the convergence unit adjusts the beam weight of the access equipment antenna according to the data packet and sends the beam weight to the access equipment;
the access equipment adjusts the signal emission intensity of the antenna according to the beam weight;
before the access device encapsulates the number of the target terminal devices and the RSSI of each of the target terminal devices into a data packet and sends the data packet to the aggregation unit, the method further includes: the access equipment acquires a geographical schematic diagram of the designated area, wherein the geographical schematic diagram is used for indicating the geographical position relationship between the access equipment and the target terminal equipment;
the access device encapsulates the number of the target terminal devices and the RSSI of each target terminal device into data packets and sends the data packets to the aggregation unit, and the method comprises the following steps: the access device encapsulates the number of the target terminal devices, the RSSI of each target terminal device and the geographical schematic diagram into data packets and sends the data packets to the convergence unit;
wherein, the first and the second end of the pipe are connected with each other,
the said convergence unit adjusts the beam weight of the said access device antenna according to the said data packet, and send the said beam weight to the said access device, including: the convergence unit acquires environmental parameters of the designated area, wherein the environmental parameters comprise the air temperature and the air humidity of the designated area; the convergence unit adjusts the beam weight of the access equipment antenna according to the data packet and the environmental parameter, and sends the beam weight to the access equipment;
wherein, the adjusting, by the aggregation unit, the beam weight of the antenna of the access device according to the data packet and the environmental parameter, and sending the beam weight to the access device includes:
the convergence unit calls an instant weather interface, and sends an instant weather acquisition request to an instant weather server through the instant weather interface, wherein the instant weather acquisition request comprises the geographical position information of the designated area;
the convergence unit receives the instant weather information corresponding to the geographical location information of the designated area returned by the instant weather server through the instant weather interface;
the convergence unit adjusts the beam weight of the access equipment antenna according to the data packet, the environment parameter and the instant weather information, and sends the beam weight to the access equipment;
the access device detecting a terminal device connected to the access device in the designated area and matching the device type, as a target terminal device, includes:
the access equipment broadcasts a detection signal in the designated area, receives a response signal of the terminal equipment matched with the equipment type in the designated area to the detection signal, and identifies the terminal equipment which is connected with the access equipment in the designated area and is matched with the equipment type according to the response signal to be used as the target terminal equipment.
2. An internet of things wireless signal adjusting system is characterized in that the system is applied to an internet of things architecture comprising a terminal equipment layer, an access equipment layer and a convergence unit layer, wherein the terminal equipment layer comprises massive terminal equipment, and a wireless communication module arranged in the terminal equipment inputs 470MHz of an upper frequency point and 510MHz of a lower frequency point during production, so that the wireless communication module automatically defines a communication frequency band as 470 MHz-510 MHz to meet the specification of the SRRC standard of China; or, the upper frequency point 868MHz and the lower frequency point 908MHz are input, so that the wireless communication module automatically defines the communication frequency band to 868 MHz-908 MHz to meet the provisions of the European ETSI standard; or, an upper frequency point 918MHz and a lower frequency point 928MHz are input, so that the wireless communication module automatically defines the communication frequency band as 918 MHz-928 MHz to meet the specification of the American FCC standard; alternatively, the communication frequency band of the wireless communication module is also defined to meet the provisions of the japanese ARIB standard or the canadian IC standard;
the system comprises:
the access equipment in the access equipment layer is used for receiving a wireless signal detection indication sent by a convergence unit in the convergence unit layer, and the wireless signal detection indication comprises a signal reporting period, an equipment type and a designated area of the convergence unit;
the access equipment is also used for detecting terminal equipment which is connected with the access equipment in the designated area and is matched with the equipment type as target terminal equipment;
the access equipment is also used for acquiring the received signal strength indication RSSI of the target terminal equipment when the signal reporting period is reached;
the access device is further configured to encapsulate the number of the target terminal devices and the RSSI of each of the target terminal devices into a data packet and send the data packet to the aggregation unit;
the convergence unit is used for adjusting the beam weight of the access equipment antenna according to the data packet and sending the beam weight to the access equipment;
the access equipment is also used for adjusting the signal transmission intensity of the antenna according to the beam weight;
wherein the content of the first and second substances,
the access device is further configured to obtain a geographical schematic diagram of the designated area before encapsulating the number of the target terminal devices and the RSSI of each target terminal device into a data packet and sending the data packet to the aggregation unit, where the geographical schematic diagram is used to indicate a geographical location relationship between the access device and the target terminal device;
the access device is further configured to encapsulate the number of the target terminal devices and the RSSI of each of the target terminal devices into a data packet and send the data packet to the aggregation unit in a specific manner:
the access device is further configured to encapsulate the number of the target terminal devices, the RSSI of each target terminal device, and the geographical map into a data packet and send the data packet to the aggregation unit;
the manner in which the aggregation unit is configured to adjust the beam weight of the access device antenna according to the data packet and send the beam weight to the access device is specifically:
the convergence unit is used for acquiring environmental parameters of the designated area, wherein the environmental parameters comprise the air temperature and the air humidity of the designated area; adjusting the beam weight of the access equipment antenna according to the data packet and the environmental parameter, and sending the beam weight to the access equipment;
the manner in which the aggregation unit is configured to adjust a beam weight of the access device antenna according to the data packet and the environmental parameter, and send the beam weight to the access device is specifically:
the convergence unit is used for calling an instant weather interface and sending an instant weather acquisition request to an instant weather server through the instant weather interface, wherein the instant weather acquisition request comprises the geographical position information of the designated area; receiving instant weather information corresponding to the geographical location information of the designated area returned by the instant weather server through the instant weather interface; adjusting the beam weight of the access equipment antenna according to the data packet, the environment parameter and the instant weather information, and sending the beam weight to the access equipment;
the method comprises the following steps that the access equipment detects terminal equipment which is connected with the access equipment in the designated area and is matched with the equipment type, and the terminal equipment serving as target terminal equipment comprises the following steps: the access equipment broadcasts a detection signal in the designated area, receives a response signal of the terminal equipment matched with the equipment type in the designated area to the detection signal, and identifies the terminal equipment which is connected with the access equipment in the designated area and is matched with the equipment type according to the response signal to be used as the target terminal equipment.
3. A computer-readable storage medium, characterized in that,
the computer-readable storage medium stores a computer program which, when executed by hardware, is capable of implementing the method of claim 1.
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| CN201911096270.6A CN110856185B (en) | 2017-06-21 | 2017-06-21 | Method and system for adjusting wireless signals of Internet of things |
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| CN201710473201.7A CN107222876B (en) | 2017-06-21 | 2017-06-21 | A kind of Internet of Things wireless signal method of adjustment and system |
| CN201911096270.6A CN110856185B (en) | 2017-06-21 | 2017-06-21 | Method and system for adjusting wireless signals of Internet of things |
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| CN106657419B (en) * | 2017-03-09 | 2018-10-19 | 广东雅达电子股份有限公司 | A kind of 3-D wireless signal measurement method in Internet of Things room |
| CN107454606A (en) * | 2017-06-22 | 2017-12-08 | 深圳市盛路物联通讯技术有限公司 | A kind of method of adjustment and system of Internet of Things access node network coverage |
| CN112205035B (en) * | 2018-09-29 | 2023-04-14 | Oppo广东移动通信有限公司 | Data transmission method, communication device, and computer-readable storage medium |
| CN113133011A (en) * | 2020-07-20 | 2021-07-16 | 杨伊雯 | Signal coverage adjusting system based on user equipment |
| CN112003579B (en) * | 2020-08-26 | 2021-04-27 | 广西电网有限责任公司电力科学研究院 | Thing networking signal transmission noise reduction system |
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| CN107222876A (en) | 2017-09-29 |
| WO2018233057A1 (en) | 2018-12-27 |
| CN107222876B (en) | 2019-11-19 |
| CN110856185A (en) | 2020-02-28 |
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