WO2018233048A1

WO2018233048A1 - Method and system for controlling communication of internet of things terminal device

Info

Publication number: WO2018233048A1
Application number: PCT/CN2017/100011
Authority: WO
Inventors: 杜光东
Original assignee: 深圳市盛路物联通讯技术有限公司
Priority date: 2017-06-21
Filing date: 2017-08-31
Publication date: 2018-12-27
Also published as: CN107318168A; CN107318168B

Abstract

Disclosed in the present invention are a method and a system for controlling the communication of an Internet of Things terminal device, the method comprising: an access point receives a channel configuration command sent by a convergence unit, and sends a main channel configuration coefficient and a backup channel configuration coefficient in the channel configuration command to a terminal device matching a device type; the terminal device configures a target main channel on the basis of the main channel configuration coefficient, and configures a target backup channel on the basis of the backup channel configuration coefficient; the terminal device acquires data to be sent and determines the size of the data to be sent; when the size of the data to be sent is less than a preset threshold, invoking the target main channel to send the data to be sent to the access point; and, when the size of the data to be sent is not less than the preset threshold, invoking the target backup channel to send the data to be sent to the access point. In order to meet the requirements for the security and real-time performance of different data, the present invention selects a channel for sending data on the basis of the size of the data, thereby improving the security and real-time performance of data transmission in the Internet of Things.

Description

Method and system for controlling communication of internet of things terminal devices

Technical field

The present invention relates to the field of Internet of Things technologies, and in particular, to a method and system for controlling communication of an Internet of Things terminal device.

Background technique

The Internet of Things (IOT) is the Internet connected to the Internet. It is a network that extends and expands on the Internet. It uses any terminal equipment such as radio frequency identification equipment, infrared sensing equipment, laser scanners, and gas sensors. Items are connected to the Internet for intelligent identification, location, tracking, monitoring and management. The IoT system has low communication requirements and real-time data requirements for most terminal devices, such as humidity sensors for characterizing soil moisture, wind direction indicators indicating wind direction, etc., but there are also communication requirements and data real-time. A relatively small number of terminal devices, such as video surveillance systems, ATMs, and telematic kiosks, are required. The data collected by these terminal devices is relatively large, and the data is also important. The reliability and bandwidth requirements of data transmission are even more strict. When the terminal devices on the market interact with the access point data of the edge network, wireless communication protocols such as Bluetooth, ZigBee, and WiFi are used, and are transmitted in the unlicensed frequency band to reduce the deployment cost of the Internet of Things system, but if The small part of the terminal equipment introduced above is based on this mode, and may not meet its requirements for reliability and real-time performance of data transmission.

Summary of the invention

Embodiments of the present invention disclose a method and system for controlling communication of an Internet of Things terminal device, which are used to meet the high requirements of the terminal device for reliability and real-time performance of data transmission.

A first aspect of the present invention discloses a method for controlling communication of an Internet of Things terminal device, which may include:

The access point receives the channel configuration command sent by the aggregation unit; the channel configuration command includes a device type, a primary channel configuration coefficient, and an alternate channel configuration coefficient, where the primary channel configuration coefficient is used to configure a primary channel corresponding to the licensed frequency band; The alternate channel configuration coefficient is used to configure an alternate channel corresponding to the unlicensed band;

Sending, by the access point, the primary channel configuration coefficient and the backup channel configuration coefficient in the channel configuration instruction to a terminal device that matches the device type;

The terminal device configures a target primary channel according to the primary channel configuration coefficient, and configures a target backup channel according to the alternate channel configuration coefficient;

The terminal device acquires data to be sent, and determines a size of the to-be-sent data;

When the terminal device determines that the size of the to-be-sent data is less than a preset threshold, the terminal device invokes The target primary channel sends the to-be-sent data to the access point, so that the access point reports the to-be-sent data to the aggregation unit;

When the terminal device determines that the size of the to-be-sent data is not less than the preset threshold, the target standby channel is invoked to send the to-be-sent data to the access point, so that the The inbound point reports the to-be-sent data to the aggregation unit.

As an optional implementation manner, in the first aspect of the present invention, when determining that the size of the to-be-sent data is less than a preset threshold, the terminal device invokes the target primary channel to send the to-be-sent Before the data is sent to the access point, the method further includes:

When determining that the size of the to-be-sent data is less than a preset threshold, the terminal device detects whether the current system time reaches a preset data reporting time;

When the current system time reaches the preset data reporting time, the terminal device performs a step of invoking the target primary channel to send the to-be-sent data to the access point.

As an optional implementation manner, in the first aspect of the present invention, when determining that the size of the to-be-sent data is not less than the preset threshold, the terminal device invokes the target backup channel Before the sending of the sending data to the access point, the method further includes:

When determining that the size of the to-be-sent data is not less than the preset threshold, the terminal device detects whether the current system time reaches a preset data reporting time;

When the current system time reaches the preset data reporting time, the terminal device performs a step of invoking the target backup channel to send the to-be-sent data to the access point.

As an optional implementation manner, in the first aspect of the present invention, before the access point receives the channel configuration instruction that is sent by the aggregation unit, the method further includes:

Receiving, by the access point, data transmission control information that is sent by the aggregation unit, where the data transmission control information includes a data reporting time and the device type;

The access point sends the data reporting time in the data transmission control information to a terminal device that matches the device type;

The terminal device receives the data reporting time and saves it.

As an optional implementation manner, in the first aspect of the present invention, when determining that the size of the to-be-sent data is less than a preset threshold, the terminal device invokes the target primary channel to send the to-be-sent The data is sent to the access point, so that the access point reports the to-be-sent data to the aggregation unit, including:

And determining, by the terminal device, that the size of the to-be-sent data is less than a preset threshold, acquiring a primary channel identifier corresponding to the target primary channel, and using the primary channel identifier to sign and encrypt the to-be-sent data. , getting the first data packet;

Transmitting, by the terminal device, the target primary channel, the first data packet to the access Pointing, so that the access point reports the received first data packet to the convergence unit;

When the terminal device determines that the size of the to-be-sent data is not less than the preset threshold, the target standby channel is invoked to send the to-be-sent data to the access point, so that the The inbound point reports the to-be-sent data to the aggregation unit, including:

When the terminal device determines that the size of the to-be-sent data is not less than the preset threshold, the terminal device obtains an alternate channel identifier corresponding to the target standby channel, and uses the standby channel identifier to perform data to be sent. Signing and encrypting to get the second data packet;

The terminal device invokes the target backup channel to send the second data packet to the access point, so that the access point reports the received second data packet to the convergence unit.

A second aspect of the present invention discloses a system for controlling communication of an Internet of Things terminal device, which may include:

The access point is configured to receive a channel configuration command sent by the aggregation unit, where the channel configuration command includes a device type, a primary channel configuration coefficient, and an alternate channel configuration coefficient, where the primary channel configuration coefficient is used to configure a primary channel corresponding to the licensed frequency band. The alternate channel configuration coefficient is used to configure an alternate channel corresponding to the unlicensed band;

The access point is further configured to send the primary channel configuration coefficient and the backup channel configuration coefficient in the channel configuration command to a terminal device that matches the device type;

The terminal device is configured to configure a target primary channel according to the primary channel configuration coefficient, and configure a target backup channel according to the alternate channel configuration coefficient;

The terminal device is further configured to acquire data to be sent, and determine a size of the to-be-sent data;

The terminal device is further configured to: when the size of the to-be-sent data is determined to be not less than a preset threshold, invoke the target primary channel to send the to-be-sent data to the access point, so that the The access point reports the to-be-sent data to the aggregation unit;

The terminal device is further configured to: when the size of the data to be sent is determined to be smaller than the preset threshold, invoke the target backup channel to send the to-be-sent data to the access point, so that the The access point reports the to-be-sent data to the aggregation unit.

As an optional implementation manner, in the second aspect of the present invention, when determining that the size of the to-be-sent data is not less than a preset threshold, the terminal device detects whether the current system time reaches the preset data. And reporting, when the current system time reaches the preset data reporting time, performing the calling the target primary channel to send the to-be-sent data to the access point.

As an optional implementation manner, in the second aspect of the present invention, when determining that the size of the to-be-sent data is smaller than the preset threshold, the terminal device detects whether the current system time reaches a preset state. The data reporting time; and, when the current system time reaches the preset data reporting time, performing the calling the target alternate channel to send the to-be-sent data to the access point.

As an optional implementation manner, in the second aspect of the present invention, the access point is further used in Before receiving the channel configuration command sent by the aggregation unit, receiving data transmission control information sent by the aggregation unit, where the data transmission control information includes a data reporting time and the device type; and, in the data transmission control information, The data reporting time is sent to a terminal device that matches the device type; and the data reporting time is received and saved.

As an optional implementation manner, in the second aspect of the present invention, the terminal device is further configured to: when determining that the size of the to-be-sent data is not less than a preset threshold, invoke the target primary channel The manner in which the to-be-sent data is sent to the access point, so that the access point reports the to-be-sent data to the aggregation unit is specifically:

The terminal device is further configured to: when determining that the size of the to-be-sent data is not less than a preset threshold, acquire the primary channel identifier corresponding to the target primary channel, and use the primary channel identifier to send the data to be sent. Signing and encrypting to obtain a first data packet; and invoking the target primary channel to send the first data packet to the access point, so that the access point will receive the first data The packet is reported to the aggregation unit;

The terminal device is further configured to: when the size of the data to be sent is determined to be smaller than the preset threshold, invoke the target backup channel to send the to-be-sent data to the access point, so that the The manner in which the access point reports the to-be-sent data to the aggregation unit is specifically:

The terminal device is further configured to: when it is determined that the size of the to-be-sent data is smaller than the preset threshold, obtain an alternate channel identifier corresponding to the target backup channel, and use the standby channel identifier to send the to-be-sent Data is signed and encrypted to obtain a second data packet; and the target alternate channel is invoked to send the second data packet to the access point such that the access point will receive the second data packet The data packet is reported to the aggregation unit.

Compared with the prior art, the embodiment of the invention has the following beneficial effects:

In the embodiment of the present invention, after receiving the channel configuration instruction sent by the aggregation unit, the access point sends the primary channel configuration coefficient and the backup channel configuration coefficient in the channel configuration command to the terminal device of the matching device type, and the terminal device is configured according to the master device. The channel configuration factor sets the target primary channel and sets the target alternate channel based on the alternate channel configuration factor. After receiving the data to be sent, the terminal device determines the size of the data to be sent. When determining that the size of the to-be-sent data is less than the preset threshold, the target primary channel is called to send the to-be-sent data to the access point, and the access is performed. The point is to report the data to be sent to the aggregation unit. When it is determined that the size of the to-be-sent data is not less than the preset threshold, the target standby channel is called to send the to-be-sent data to the access point, and the access point will wait. The sending data is reported to the aggregation unit. It can be seen that, in the embodiment of the present invention, the aggregation unit configures the target primary channel and the target standby channel in the terminal device by sending a channel configuration instruction, and then the terminal device can select a channel for sending data according to the data size to meet different data. Real-time and security requirements for real-time and security of IoT data transmission.

DRAWINGS

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings to be used in the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without paying any creative work.

1 is a schematic diagram of an Internet of Things architecture disclosed by some embodiments of the present invention;

2 is a schematic flowchart of a method for controlling communication of an Internet of Things terminal device according to an embodiment of the present invention;

3 is another schematic flowchart of a method for controlling communication of an Internet of Things terminal device according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a system for controlling communication of an Internet of Things terminal device according to an embodiment of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. 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 obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.

It should be noted that the terms "first", "second" and the like in the specification and claims of the present invention are used to distinguish different objects, and are not intended to describe a specific order. The terms "comprising" and "having", and any variations thereof, are intended to cover a non-exclusive inclusion, for example, a process, method, system, product, or device that comprises a series of steps or units is not necessarily limited to Those steps or units listed may include other steps or units not explicitly listed or inherent to such processes, methods, products or devices.

Embodiments of the present invention disclose a method for controlling communication of an Internet of Things terminal device, which is used to select a channel for transmitting data according to a data size, to meet real-time and security requirements of different data, and improve real-time performance of data transmission of the Internet of Things. safety. Embodiments of the present invention accordingly disclose a system for controlling communication of an Internet of Things terminal device.

Before introducing the embodiments of the present invention, the Internet of Things architecture disclosed in some embodiments of the present invention will be briefly introduced. As shown in FIG. 1 , FIG. 1 is a schematic diagram of an Internet of Things architecture disclosed by some embodiments of the present invention; the Internet of Things architecture shown in FIG. 1 may include three layers: a terminal device layer, an access point layer, and an aggregation layer according to functions. The terminal device layer may include a mass-scale IoT terminal, such as a video monitoring system, an automatic teller machine, a hygrometer, a smoke sensor, a ventilation device, a rain sensor, an irrigation valve, etc. The access point layer may include a large number of access points connected by the network, and the access point may include a router, a repeater, an access point, and the like, which are not limited in the embodiment of the present invention; the access point may use any standard group. The network protocol, and the access point can implement data parsing between different network standards; the aggregation layer can include an aggregation unit, and the aggregation unit can perform high-level management on each access point of the access point layer, thereby realizing data transmission frequency and network. Topology and control of other networking functions; the aggregation unit can not only analyze and make decisions about the Internet of Things data generated by massive terminal devices, but also obtain commands to obtain information or configure terminal device parameters (at this time, the data transmission is directed to the terminal device) The aggregation unit can also introduce a variety of services, from big data to social networks, and even from social tools "likes" to weather sharing. In the Internet of Things architecture shown in Figure 1, each access point can provide IoT data receiving and receiving services for a large number of terminal devices within its network coverage, where each terminal device within the coverage of each access point network A wireless communication module with a wireless communication protocol or a traditional communication module directly connected to the Internet by a conventional networking protocol can be built in, which enables each access point to communicate wirelessly with each terminal device through network communication. In the Internet of Things architecture shown in Figure 1, the wireless communication module built into the terminal device can input the upper frequency point 470MHz and the lower frequency point 510MHz during production, so that the wireless communication module can automatically define the communication frequency band as 470MHz ~ 510MHz, It complies with the provisions of China's SRRC standard; alternatively, it can input the upper frequency point of 868MHz and the lower frequency point of 908MHz, so that the wireless communication module can automatically define the communication frequency band as 868MHz to 908MHz to comply with the European ETSI standard; or, you can enter The frequency is 918MHz and the lower frequency is 928MHz, so the wireless communication module can automatically define the communication frequency band as 918MHz~928MHz to meet the requirements of the US FCC standard. Alternatively, the communication frequency band of the wireless communication module can also be defined as conforming to the Japanese ARIB standard or Canada. The specification of the IC standard is not limited in the embodiment of the present invention. In the Internet of Things architecture shown in FIG. 1, the terminal device can use Frequency Division Multiple Access (FDMA), Frequency-Hopping Spread Spectrum (FHSS), and Dynamic Time Division Multiple Access (Dynamic Time Division Multiple Access). , DTDMA), and backtracking multiplexing (CSMA) are combined to solve the interference problem. The traditional communication module is configured by a traditional networking protocol, such as Transmission Control Protocol/Internet Protocol (TCP/IP).

The technical solution of the present invention will be described in detail below from the perspective of the Internet of Things architecture shown in FIG. 1 and in conjunction with specific embodiments.

Embodiment 1

Referring to FIG. 2, FIG. 2 is a schematic flowchart of a method for controlling communication of an Internet of Things terminal device according to an embodiment of the present invention; as shown in FIG. 2, a method for controlling communication of an Internet of Things terminal device may include:

201. The access point receives a channel configuration instruction delivered by the aggregation unit. The channel configuration command includes a device type, a primary channel configuration coefficient, and an alternate channel configuration coefficient, where the primary channel configuration coefficient is configured. The primary channel corresponding to the licensed band; the alternate channel configuration coefficient is used to configure the alternate channel corresponding to the unlicensed band.

The main channel configuration coefficient in the embodiment of the present invention is used to set a main channel, and the main channel is implemented by a wireless communication protocol, and uses an unlicensed frequency band for data transmission, such as Bluetooth, ZigBee, WiFi, etc., for transmitting small data or instructions. Wait. The alternate channel is implemented by the traditional TCP/IP protocol and uses the licensed frequency band for data transmission. It can be used to transmit big data with high real-time and security.

Understandably, the data collected by some terminal devices in the Internet of Things requires high real-time, reliability, and security. At the same time, the data is relatively large and requires high bandwidth. It is suitable for "small" data and has low security. The wireless communication mode of the unlicensed band is not suitable for transmitting this data. For example, in the video surveillance system in the Internet of Things, the collected data is video files, the data is relatively large, and the security requirements in the data transmission process are also required. Therefore, such terminal devices are different from the hygrometer only. Upload "small" data that characterizes soil moisture. However, such terminal devices also have some simple instructions or data to be sent and received at the same time. If the conventional TCP/IP protocol is considered, it will obviously cause waste of resources and increase the cost. Therefore, in the present invention, such terminal devices are targeted. Set the primary channel and the alternate channel. You can select different channels to communicate according to actual needs to meet the different requirements of data in reliability, security, real-time and bandwidth.

Before the access point receives the channel configuration command sent by the aggregation unit, the embodiment of the present invention further includes: the access point receives the data transmission control information sent by the aggregation unit, where the data transmission control information includes the data reporting time and the device type; The point sends the data reporting time in the data transmission control information to the terminal device of the matching device type; the terminal device receives the data reporting time and saves the data. In this embodiment, the data reporting time is set to the terminal device specified by the aggregation unit, so as to control the terminal device to report data in the data reporting time, and implement the management function of the aggregation unit to the terminal device.

202. The access point sends the primary channel configuration coefficient and the alternate channel configuration coefficient in the channel configuration command to the terminal device of the matching device type.

The access point broadcasts a message in its coverage area, and the broadcast message carries a primary channel configuration coefficient and an alternate channel configuration coefficient in the communication configuration information. When the terminal device detects the broadcast message, the terminal device obtains the primary channel from the broadcast message. Configuration factor and alternate channel configuration factor.

Further, the primary channel configuration coefficient and the alternate channel configuration coefficient in the broadcast message are encrypted and packaged into one data packet, and the terminal device decrypts according to a preset decryption algorithm to obtain a primary channel configuration coefficient and an alternate channel configuration coefficient to improve data security. .

203. The terminal device configures the target primary channel according to the primary channel configuration coefficient, and configures the target secondary channel according to the alternate channel configuration coefficient.

204. The terminal device acquires data to be sent, and determines a size of data to be sent.

The terminal device of the embodiment of the invention is further provided with a human-computer interaction interface for realizing human-computer interaction, and the user can select the main channel or the alternate channel through the human-computer interaction interface.

As an optional implementation manner, the human-computer interaction interface on the terminal device may be a physical button on the terminal device interface, and the user may manually select the target primary channel or the target backup channel by using the physical button, specifically, receiving the user. The operation command is further recognized by the operation command input by the physical button. If the operation command of the target main channel is turned on, the target main channel is turned on, and if the instruction of the target standby channel is turned on, the target standby channel is turned on. In this embodiment, the user needs to operate face-to-face with the terminal device, which is intuitive and simple.

As another optional manner, the human-machine interaction interface on the terminal device may be a monitoring interface for remote monitoring, by binding another terminal device to the terminal device, such as a mobile device (smartphone, etc.) After the monitoring interface is activated, real-time monitoring whether an operation instruction sent by the binding terminal device is received, and if the operation instruction is received, the operation instruction is further recognized, and if the operation instruction of the target main channel is turned on, the target main channel is turned on. If the instruction to turn on the target alternate channel is turned on, the target alternate channel is turned on. This embodiment can be remotely monitored, is more convenient, and can also reduce the personal security threat to the user.

205. After determining that the size of the to-be-sent data is less than the preset threshold, the terminal device sends the data to be sent to the access point, so that the access point reports the data to be sent to the aggregation unit.

As an optional implementation manner, when determining that the size of the to-be-sent data is smaller than the preset threshold, the terminal device obtains the primary channel identifier corresponding to the target primary channel, and uses the primary channel identifier to sign and encrypt the data to be sent. And the first data packet is sent to the access point, so that the access point reports the received first data packet to the aggregation unit. In this implementation manner, the collected data is signed and encrypted by using the primary channel identifier, which not only improves the security of data transmission, but also facilitates the access point or the aggregation unit to distinguish data through the primary channel identifier.

The terminal device sends the to-be-sent data to the access point, so that the access point reports the data to be sent to the aggregation unit, when the terminal device determines that the size of the data to be sent is not less than the preset threshold.

As an optional implementation manner, when determining that the size of the to-be-sent data is not less than the preset threshold, the terminal device invokes the target backup channel to send the to-be-sent data to the access point, so that the access point is to be The sending data is reported to the convening unit, and the terminal device obtains the alternate channel identifier corresponding to the target standby channel, and uses the alternate channel identifier to sign and encrypt the data to be sent, when determining that the size of the to-be-sent data is not less than the preset threshold. And the data to be sent is sent to the access point, so that the access point reports the received data to be sent to the aggregation unit. In this embodiment, the collected data is signed by using the alternate channel identifier. Name and encryption can not only improve the security of data transmission, but also facilitate the access point or aggregation unit to distinguish data through the alternate channel identification.

As an optional implementation manner, the terminal device sends the to-be-sent data to the access point by calling the target backup channel, where the terminal device calls the backup channel, determines the target transmission frequency band on the licensed frequency band, and accesses the target transmission frequency band. The point establishes a communication connection and transmits the data to be transmitted to the access point based on the established communication connection.

Further, the terminal device establishes a communication connection with the access point on the target transmission frequency band, and sends the data to be sent to the access point based on the established communication connection, where the terminal device determines the time-frequency resource corresponding to the target transmission frequency band, where The data to be sent is sent to the access point on the time-frequency resource.

Further, the terminal device determines the time-frequency resource corresponding to the target transmission frequency band, and sends the to-be-sent data to the access point on the time-frequency resource, where the terminal device determines, by using a frequency hopping manner, the target transmission frequency band is used for sending to be sent. The frequency domain location of the physical resource block of the data; the terminal device sends the to-be-sent data to the access point on the time-frequency resource corresponding to the determined frequency domain location of the physical resource block. By implementing the above embodiments, data interference problems can be solved and data transmission efficiency can be improved.

In the embodiment of the present invention, after receiving the channel configuration instruction sent by the aggregation unit, the access point sends the primary channel configuration coefficient and the backup channel configuration coefficient in the channel configuration command to the terminal device of the matching device type, and the terminal device is configured according to the master device. The channel configuration factor sets the target primary channel and sets the target alternate channel based on the alternate channel configuration factor. After receiving the data to be sent, the terminal device determines the size of the data to be sent. When determining that the size of the to-be-sent data is less than the preset threshold, the target primary channel is called to send the to-be-sent data to the access point, and the access is performed. The point is to report the data to be sent to the aggregation unit. When it is determined that the size of the to-be-sent data is not less than the preset threshold, the target standby channel is called to send the data to be sent to the access point, and the data to be sent by the access point is sent by the access point. Reported to the aggregation unit. It can be seen that, in the embodiment of the present invention, the aggregation unit configures the target primary channel and the target standby channel in the terminal device by sending a channel configuration instruction, and then the terminal device can select a channel for sending data according to the data size to meet different data. Real-time and security requirements for real-time and security of IoT data transmission.

Embodiment 2

Referring to FIG. 3, FIG. 3 is another schematic flowchart of a method for controlling communication of an Internet of Things terminal device according to an embodiment of the present invention; as shown in FIG. 3, a method for controlling communication of an Internet of Things terminal device may include:

301. The access point receives a channel configuration command sent by the aggregation unit. The channel configuration command includes a device type, a primary channel configuration coefficient, and an alternate channel configuration coefficient, where the primary channel configuration coefficient is used to configure a primary channel corresponding to the licensed frequency band; The channel configuration factor is used to configure the alternate channel corresponding to the unlicensed band.

The main channel configuration coefficient in the embodiment of the present invention is used to set the main channel, and the main channel is wireless. The communication protocol implements and uses an unlicensed frequency band for data transmission, such as Bluetooth, ZigBee, WiFi, etc., for transmitting small data or instructions. The alternate channel is implemented by the traditional TCP/IP protocol and uses the licensed frequency band for data transmission. It can be used to transmit big data with high real-time and security.

302. The access point sends the primary channel configuration coefficient and the alternate channel configuration coefficient in the channel configuration command to the terminal device of the matching device type.

303. The terminal device configures the target primary channel according to the primary channel configuration coefficient, and configures the target secondary channel according to the alternate channel configuration coefficient.

The terminal device enters the setting option of the communication interface, sets the main channel configuration coefficient in the setting option to obtain the target main channel, and sets the alternate channel configuration coefficient in the setting option to obtain the target alternate channel.

304. The terminal device acquires data to be sent, and determines a size of data to be sent.

305. When determining that the size of the to-be-sent data is less than a preset threshold, the terminal device detects whether the current system time reaches a preset data reporting time. If the determination result is yes, go to step 306; if the judgment result is no , continue to detect the current system time, and perform step 305.

306. The terminal device invokes the target primary channel to send the to-be-sent data to the access point.

As an optional implementation manner, when determining that the size of the to-be-sent data is less than the preset threshold, and the current system time reaches the preset data reporting time, the terminal device acquires the primary channel identifier corresponding to the target primary channel, Signing and encrypting the data to be sent by using the primary channel identifier to obtain the first data packet; and calling the target primary channel to send the first data packet to the access point, so that the access point reports the received first data packet to the access point Aggregation unit. In this implementation manner, the collected data is signed and encrypted by using the primary channel identifier, which not only improves the security of data transmission, but also facilitates the access point or the aggregation unit to distinguish data through the primary channel identifier.

307. When determining that the size of the to-be-sent data is not less than a preset threshold, the terminal device detects whether the current system time reaches a preset data reporting time. If the result of the determination is yes, go to step 308; if the result of the determination is no, continue to detect the current system time, and go to step 307.

As an optional implementation manner, the terminal device configures the data reporting time by using the data transmission control information sent by the aggregation unit, so that the data is periodically collected and reported to be sent at the reporting time. In the process of using the primary channel, the terminal device monitors the current system time in real time, and reports the data to be sent when the current system time reaches the preset data reporting time, and can report the data to the aggregation unit at the time specified by the aggregation unit to meet the aggregation unit. The need for data.

308. The terminal device invokes the target alternate channel to send the to-be-sent data to the access point.

When the terminal device determines that the size of the data to be sent is not less than the preset threshold, and the current system time reaches the preset data reporting time, the terminal device acquires the standby channel corresponding to the target standby channel. The track identifier uses the alternate channel identifier to sign and encrypt the data to be sent to obtain the data to be sent; and the target alternate channel is called to send the data to be sent to the access point, so that the access point reports the received data to be sent to the access point. Aggregation unit. In this embodiment, the collected channel is used to sign and encrypt the collected data, which can improve the security of the data transmission, and can also facilitate the access point or the aggregation unit to distinguish the data by using the alternate channel identifier.

As an optional implementation manner, the terminal device configures the data reporting time by using the data transmission control information sent by the aggregation unit, so that the data is periodically collected and reported to be sent at the reporting time. In the process of using the alternate channel, the terminal device monitors the current system time in real time, and reports the data to be sent when the current system time reaches the preset data reporting time, and can report the data to the aggregation unit at the time specified by the aggregation unit to meet the aggregation unit. The need for data.

In the embodiment of the present invention, the aggregation unit further transmits the control information by sending the data, so that the terminal device can set the data reporting time according to the data transmission control information. If the size of the data to be sent is less than the preset threshold, when the terminal device determines that the current system time reaches the data reporting time, the calling the main channel sends the data to be sent to the access point, and the edge node accesses the received data. The sending data is reported to the aggregation unit. If the size of the data to be sent is not less than the preset threshold, the terminal device sends an alternate channel to send the collected data to the access point when determining the current system time arrival data reporting time. The terminal device can select a channel for transmitting data according to the data size, so as to meet the real-time and security requirements of different data, improve the real-time and security of the data transmission of the Internet of Things, and set the data reporting time according to the aggregation unit, according to the convergence. The unit needs to report the data, which helps the aggregation unit to analyze the data and formulate strategies.

Embodiment 3

Referring to FIG. 4, FIG. 4 is a schematic structural diagram of a system for controlling communication of an Internet of Things terminal device according to an embodiment of the present invention; as shown in FIG. 4, a system for controlling communication of an Internet of Things terminal device may include:

The access point 410 is configured to receive a channel configuration command that is sent by the aggregation unit 420. The channel configuration command includes a device type, a primary channel configuration coefficient, and an alternate channel configuration coefficient, where the primary channel configuration coefficient is used to configure a primary channel corresponding to the licensed frequency band. The alternate channel configuration coefficient is used to configure an alternate channel corresponding to the unlicensed band;

The access point 410 is further configured to send the primary channel configuration coefficient and the alternate channel configuration coefficient in the channel configuration command to the terminal device 430 of the matching device type;

The terminal device 430 is configured to configure the target primary channel according to the primary channel configuration coefficient, and configure the target secondary channel according to the alternate channel configuration coefficient;

The terminal device 430 is further configured to acquire data to be sent, and determine a size of the data to be sent;

The terminal device 430 is further configured to: when determining that the size of the to-be-sent data is less than a preset threshold, invoking the target primary channel to send the to-be-sent data to the access point 410, so that the access point 410 is to be sent. Reported to the aggregation unit 420;

The terminal device 430 is further configured to: when determining that the size of the to-be-sent data is not less than the preset threshold, invoking the target standby channel to send the to-be-sent data to the access point 410, so that the access point 410 reports the data to be sent. The aggregation unit 420 is provided.

As an optional implementation manner, the terminal device 430 sends the data to be sent to the access point 410 by calling the target backup channel. Specifically, the terminal device 430 calls the backup channel, and determines the target transmission frequency band on the licensed frequency band. A communication connection is established with the access point 410, and the data to be transmitted is transmitted to the access point 410 based on the established communication connection.

Further, the terminal device 430 establishes a communication connection with the access point 410 on the target transmission frequency band, and sends the data to be sent to the access point 410 based on the established communication connection, which specifically includes: when the terminal device 430 determines the target transmission frequency band. The frequency resource sends the to-be-sent data to the access point 410 on the time-frequency resource.

Further, the terminal device 430 determines the time-frequency resource corresponding to the target transmission frequency band, and the data to be sent to the access point 410 on the time-frequency resource specifically includes: the terminal device 430 determines from the target transmission frequency band by using a frequency hopping method. The frequency domain location of the physical resource block to which the data to be transmitted is sent; the terminal device 430 sends the data to be transmitted to the access point 410 on the time-frequency resource corresponding to the frequency domain location of the determined physical resource block. By implementing the above embodiments, data interference problems can be solved and data transmission efficiency can be improved.

As an optional implementation manner, when determining that the size of the to-be-sent data is less than a preset threshold, the terminal device 430 detects whether the current system time reaches a preset data reporting time; and arrives at the preset in the current system time. When the data is reported, the execution target primary channel sends the data to be transmitted to the access point 410.

As an optional implementation manner, when determining that the size of the to-be-sent data is not less than a preset threshold, the terminal device 430 detects whether the current system time reaches a preset data reporting time; and arrives at the current system time. When the data is reported, the calling target alternate channel is sent to the access point 410.

As an optional implementation manner, the access point 410 is further configured to receive the data transmission control information that is sent by the convergence unit 420, and the data transmission control information includes the data reporting time and the data transmission control information sent by the aggregation unit 420. The device type; and, the data reporting time in the data transmission control information is sent to the terminal device 430 of the matching device type; and the data reporting time is received and saved.

As an optional implementation manner, the terminal device 430 is further configured to: when determining that the size of the to-be-sent data is less than a preset threshold, invoke the target primary channel to send the to-be-sent data to the access point 410, so as to enable access. The manner in which the point 410 reports the data to be sent to the aggregation unit 420 is specifically as follows:

The terminal device 430 is further configured to: when determining that the size of the to-be-sent data is less than the preset threshold, obtain the primary channel identifier corresponding to the target primary channel, and use the primary channel identifier to sign and encrypt the data to be sent, to obtain the first data packet; And the first target data packet is sent to the access point 410, so that the access point 410 reports the received first data packet to the aggregation unit 420.

Further, when determining that the size of the to-be-sent data is less than the preset threshold, and the current system time reaches the preset data reporting time, the terminal device 430 acquires the primary channel identifier corresponding to the target primary channel, and adopts the primary channel identifier to treat Sending data for signature and encryption to obtain a first data packet; and invoking the target primary channel to send the first data packet to the access point, so that the access point 410 reports the received first data packet to the aggregation unit 420. In this embodiment, the collected data is signed and encrypted by using the primary channel identifier, which not only improves the security of the data transmission, but also facilitates the access point 410 or the aggregation unit 420 to distinguish the data by the primary channel identifier.

The terminal device 430 is further configured to: when the size of the to-be-sent data is determined to be not less than a preset threshold, the target standby channel is called to send the to-be-sent data to the access point 410, so that the access point 410 reports the data to be sent to the access point 410. The manner of the aggregation unit 420 is specifically as follows:

The terminal device 430 is further configured to: when determining that the size of the to-be-sent data is not less than a preset threshold, obtain an alternate channel identifier corresponding to the target standby channel, and use the alternate channel identifier to sign and encrypt the data to be sent, to obtain the second data packet. And, the target alternate channel is sent to send the second data packet to the access point 410, so that the access point 410 reports the received second data packet to the aggregation unit 420.

Further, the data transmission control information sent by the aggregation unit 420, the terminal device 430 configures the data reporting time, thereby periodically collecting data and reporting the data to be sent at the reporting time. In the process of adopting the main channel, the terminal device 430 monitors the current system time in real time, and reports the data to be sent when the current system time reaches the preset data reporting time, and can report the data to be sent to the convergence unit 420 at the time specified by the aggregation unit 420. The demand for data by the aggregation unit 420 is met.

The terminal device 430 of the embodiment of the present invention is further provided with a human-computer interaction interface for realizing human-computer interaction, and the user can select a primary channel or an alternate channel through the human-computer interaction interface.

As an optional implementation manner, the human-computer interaction interface on the terminal device 430 may be a physical button on the interface of the terminal device 430. The user may manually select the target primary channel or the target backup channel by using the physical button. Specifically, Receiving an operation instruction input by the user through the physical button, further identifying the operation instruction. If the operation instruction of the target main channel is turned on, the target main channel is turned on, and if the instruction of the target standby channel is turned on, the target standby channel is turned on. In this embodiment, the user needs to operate face-to-face with the terminal device 430, which is intuitive and simple.

As another optional manner, the human-machine interaction interface on the terminal device 430 may be a monitoring interface for remote monitoring, by binding another terminal device 430 to the terminal device 430, such as a mobile device (intelligent Mobile phone, etc., after the monitoring interface is activated, monitor in real time whether Receiving the operation instruction sent by the binding terminal device 430, if the operation instruction is received, further identifying the operation instruction, if the operation instruction of the target main channel is turned on, the target main channel is turned on, if the instruction of the target standby channel is turned on, Turn on the target alternate channel. This embodiment can be remotely monitored, is more convenient, and can also reduce the personal security threat to the user.

Through the above system, the convergence unit 420 configures the target primary channel and the target backup channel in the terminal device 430 by issuing the channel configuration command, and then the terminal device 430 can select the channel for sending data according to the data size to meet the real-time performance of different data pairs. And security requirements to improve the real-time and security of IoT data transmission.

One of ordinary skill in the art can understand that all or part of the various methods of the above embodiments can be completed by a program to instruct related hardware, the program can be stored in a computer readable storage medium, and the storage medium includes read only Read-Only Memory (ROM), Random Access Memory (RAM), Programmable Read-Only Memory (PROM), Erasable Programmable Read Only Memory (Erasable Programmable Read Only Memory) EPROM), One-Time Programmable Read-Only Memory (OTPROM), Electronically-Erasable Programmable Read-Only Memory (EEPROM), Read-Only Disc (Compact Disc) Read-Only Memory (CD-ROM) or other optical disc storage, disk storage, magnetic tape storage, or any other medium readable by a computer that can be used to carry or store data.

The method and system for controlling the communication of the Internet of Things terminal device disclosed in the embodiment of the present invention are described in detail. The principle and the embodiment of the present invention are described in the following. The description of the above embodiment is only used for the description. To help understand the method of the present invention and its core idea; at the same time, for those skilled in the art, according to the idea of the present invention, there will be changes in the specific embodiments and application scopes. It should not be construed as limiting the invention.

Claims

A method for controlling communication of an Internet of Things terminal device, comprising:

The access point receives the channel configuration command sent by the aggregation unit; the channel configuration command includes a device type, a primary channel configuration coefficient, and an alternate channel configuration coefficient, where the primary channel configuration coefficient is used to configure a primary channel corresponding to the licensed frequency band; The alternate channel configuration coefficient is used to configure an alternate channel corresponding to the unlicensed band;

Sending, by the access point, the primary channel configuration coefficient and the backup channel configuration coefficient in the channel configuration instruction to a terminal device that matches the device type;

The terminal device configures a target primary channel according to the primary channel configuration coefficient, and configures a target backup channel according to the alternate channel configuration coefficient;

The terminal device acquires data to be sent, and determines a size of the to-be-sent data;

When the terminal device determines that the size of the to-be-sent data is less than a preset threshold, the target primary channel is called to send the to-be-sent data to the access point, so that the access point The data to be sent is reported to the convergence unit;

When the terminal device determines that the size of the to-be-sent data is not less than the preset threshold, the target standby channel is invoked to send the to-be-sent data to the access point, so that the The inbound point reports the to-be-sent data to the aggregation unit.
The method according to claim 1, wherein the terminal device, when determining that the size of the to-be-sent data is less than a preset threshold, invoking the target primary channel to send the to-be-sent data to the Before the access point, the method further includes:

When determining that the size of the to-be-sent data is less than a preset threshold, the terminal device detects whether the current system time reaches a preset data reporting time;

When the current system time reaches the preset data reporting time, the terminal device performs a step of invoking the target primary channel to send the to-be-sent data to the access point.
The method according to claim 1 or 2, wherein the terminal device invokes the target backup channel to determine the to-be-sent data when the size of the to-be-sent data is not less than the preset threshold value. Before the sending data is sent to the access point, the method further includes:

When determining that the size of the to-be-sent data is not less than the preset threshold, the terminal device detects whether the current system time reaches a preset data reporting time;

When the current system time reaches the preset data reporting time, the terminal device performs a step of invoking the target backup channel to send the to-be-sent data to the access point.
The method according to claim 3, wherein the method further comprises: before the access point receives the channel configuration instruction sent by the aggregation unit, the method further includes:

Receiving, by the access point, data transmission control information that is sent by the aggregation unit, where the data transmission control information includes a data reporting time and the device type;

The access point sends the data reporting time in the data transmission control information to a terminal device that matches the device type;

The terminal device receives the data reporting time and saves it.
The method according to any one of claims 1 to 4, wherein, when determining that the size of the data to be sent is less than a preset threshold, the terminal device invokes the target main channel to Sending the data to the access point, so that the access point reports the to-be-sent data to the aggregation unit, including:

And determining, by the terminal device, that the size of the to-be-sent data is less than a preset threshold, acquiring a primary channel identifier corresponding to the target primary channel, and using the primary channel identifier to sign and encrypt the to-be-sent data. , getting the first data packet;

The terminal device instructs the target primary channel to send the first data packet to the access point, so that the access point reports the received first data packet to the aggregation unit;

When the terminal device determines that the size of the to-be-sent data is not less than the preset threshold, the target standby channel is invoked to send the to-be-sent data to the access point, so that the The inbound point reports the to-be-sent data to the aggregation unit, including:

When the terminal device determines that the size of the to-be-sent data is not less than the preset threshold, the terminal device obtains an alternate channel identifier corresponding to the target standby channel, and uses the standby channel identifier to perform data to be sent. Signing and encrypting to get the second data packet;

The terminal device invokes the target backup channel to send the second data packet to the access point, so that the access point reports the received second data packet to the convergence unit.
A system for controlling communication of an Internet of Things terminal device, comprising:

The access point is configured to receive a channel configuration command sent by the aggregation unit, where the channel configuration command includes a device type, a primary channel configuration coefficient, and an alternate channel configuration coefficient, where the primary channel configuration coefficient is used to configure a primary channel corresponding to the licensed frequency band. The alternate channel configuration coefficient is used to configure an alternate channel corresponding to the unlicensed band;

The access point is further configured to send the primary channel configuration coefficient and the backup channel configuration coefficient in the channel configuration command to a terminal device that matches the device type;

The terminal device is configured to configure a target primary channel according to the primary channel configuration coefficient, and configure a target backup channel according to the alternate channel configuration coefficient;

The terminal device is further configured to acquire data to be sent, and determine a size of the to-be-sent data;

The terminal device is further configured to: when the size of the to-be-sent data is determined to be less than a preset threshold, invoke the target primary channel to send the to-be-sent data to the access point, so that the The inbound point reports the to-be-sent data to the aggregation unit;

The terminal device is further configured to: determine that the size of the to-be-sent data is not less than the preset gate And the inbound data is sent to the access point, so that the access point reports the to-be-sent data to the aggregation unit.
The system according to claim 6, wherein the terminal device detects whether the current system time reaches a preset data reporting time when determining that the size of the to-be-sent data is less than a preset threshold; and When the current system time reaches the preset data reporting time, the calling the target primary channel is performed to send the to-be-sent data to the access point.
The system according to claim 6 or 7, wherein the terminal device detects whether the current system time reaches the preset data when determining that the size of the to-be-sent data is not less than the preset threshold. And reporting, when the current system time reaches the preset data reporting time, performing the calling the target alternate channel to send the to-be-sent data to the access point.
The system according to claim 8, wherein the access point is further configured to receive data transmission control information sent by the aggregation unit before receiving the channel configuration instruction sent by the aggregation unit, where the data transmission is performed. The control information includes a data reporting time and the device type; and, the data reporting time in the data transmission control information is sent to a terminal device that matches the device type; and the data reporting time is received and saved.
The system according to any one of claims 6 to 9, wherein the terminal device is further configured to: when the size of the data to be sent is determined to be less than a preset threshold, invoke the target primary channel The manner in which the to-be-sent data is sent to the access point, so that the access point reports the to-be-sent data to the aggregation unit is specifically:

The terminal device is further configured to: when determining that the size of the to-be-sent data is less than a preset threshold, acquire the primary channel identifier corresponding to the target primary channel, and use the primary channel identifier to perform the data to be sent. Signing and encrypting to obtain a first data packet; and invoking the target primary channel to send the first data packet to the access point, so that the access point will receive the first data packet Reported to the aggregation unit;

The terminal device is further configured to: when the size of the to-be-sent data is determined to be not less than the preset threshold, invoke the target backup channel to send the to-be-sent data to the access point, so that The manner in which the access point reports the to-be-sent data to the aggregation unit is specifically:

The terminal device is further configured to: when determining that the size of the to-be-sent data is not less than the preset threshold, acquiring an alternate channel identifier corresponding to the target backup channel, and using the standby channel identifier to Transmitting data for signature and encryption to obtain a second data packet; and invoking the target alternate channel to send the second data packet to the access point such that the access point will receive the The two data packets are reported to the aggregation unit.