WO2018233046A1

WO2018233046A1 - Data type-based communication control method and system

Info

Publication number: WO2018233046A1
Application number: PCT/CN2017/100009
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: CN107396416A; CN107396416B

Abstract

Disclosed by the present invention are a data type-based communication control method and system, the method comprising: an edge forwarding node receiving a channel configuration instruction issued by an aggregation unit, and sending a main channel configuration factor and a standby channel configuration factor in the channel configuration instruction to a terminal device of a matching device type; the terminal device configuring a target main channel according to the main channel configuration factor, and configuring a target standby channel according to the standby channel configuration factor; the terminal device obtaining data to be sent, and determining a type of the data to be sent; when the type of the data to be sent is a first type, calling the target main channel to send the data to be sent to the edge forwarding node; when the type of the data to be sent is a second type, calling the target standby channel to send the data to be sent to the edge forwarding node; With the present invention, the channel for sending data is selected according to the data type so as to meet the real-time and security requirements of different data, and to improve the real-time nature and security of the data transmission of an Internet of Things.

Description

Data type based communication control method and system

Technical field

The present invention relates to the field of Internet of Things technologies, and in particular, to a data type based communication control method and system.

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 equipment on the market interacts with the edge forwarding node 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

The embodiment of the invention discloses a data type-based communication control method and system, which is used for meeting the high requirements of the terminal device for data transmission reliability and real-time performance.

A first aspect of the present invention discloses a data type based communication control method, which may include:

The edge forwarding node receives the channel configuration instruction delivered by the aggregation unit; the channel configuration instruction 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;

Transmitting, by the edge forwarding node, 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 type of the data to be sent;

When the terminal device determines that the type of the data to be sent is the first type, the target primary channel is called to send the to-be-sent data to the edge forwarding node, so that the edge forwarding node The data to be sent is reported to the aggregation unit;

When the terminal device determines that the type of the to-be-sent data is the second type, the target standby channel is invoked to send the to-be-sent data to the edge forwarding node, so that the edge forwarding node performs the The data to be sent is reported to the aggregation unit.

As an optional implementation manner, in the first aspect of the present invention, the terminal device determines that the type of the data to be sent is the first type, and invokes the target primary channel to send the data to be sent. Before being sent to the edge forwarding node, the method further includes:

When determining that the type of the data to be sent is the first type, the terminal device detects whether the current system time reaches a preset data reporting time;

The terminal device performs the step of invoking the target primary channel to send the to-be-sent data to the edge forwarding node when the current system time reaches the preset data reporting time.

As an optional implementation manner, in the first aspect of the present invention, the terminal device determines that the type of the data to be sent is the second type, and invokes the target standby channel to send the data to be sent. Before being sent to the edge forwarding node, the method further includes:

When determining that the type of the data to be sent is the second type, 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 the step of invoking the target backup channel to send the to-be-sent data to the edge forwarding node.

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

The edge forwarding node receives the data transmission control information sent by the aggregation unit, where the data transmission control information includes a data reporting time and the device type;

The edge forwarding node 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, the terminal device, when determining that the type of the data to be sent is the first type, invoking the target primary channel to send the to-be-sent data Forwarding the node to the edge, so that the edge forwarding node reports the to-be-sent data to the aggregation unit, including:

And determining, by the terminal device, that the type of the to-be-sent data is the first type, acquiring the primary channel identifier corresponding to the target primary channel, and using the primary channel identifier to sign and encrypt the to-be-sent data, First data packet;

The terminal device instructs the target primary channel to send the first data packet to the edge forwarding node, so that the edge forwarding node reports the received first data packet to the convergence unit;

When the terminal device determines that the type of the to-be-sent data is the second type, the target standby channel is invoked to send the to-be-sent data to the edge forwarding node, so that the edge forwarding node performs the The data to be sent is reported to the aggregation unit, including:

And determining, by the terminal device, that the type of the to-be-sent data is the second type, acquiring the identifier of the standby channel corresponding to the target standby channel, and using the alternate channel identifier to sign and encrypt the to-be-sent data, Second data packet;

And the terminal device sends the second data packet to the edge forwarding node, so that the edge forwarding node reports the received second data packet to the convergence unit.

The second aspect of the present invention discloses a data type based communication control system, which may include:

The edge forwarding node is configured to receive a channel configuration instruction that is 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 edge forwarding node is further configured to send 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 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 type of the data to be sent;

The terminal device is further configured to: when the type of the to-be-sent data is determined to be the first type, invoke the target primary channel to send the to-be-sent data to the edge forwarding node, so that the edge forwarding node Reporting the to-be-sent data to the aggregation unit;

The terminal device is further configured to: when the type of the to-be-sent data is determined to be the second type, invoke the target backup channel to send the to-be-sent data to the edge forwarding node, so that the edge forwarding node The data to be sent is reported to the aggregation unit.

As an optional implementation manner, in the second aspect of the present invention, when determining that the type of the data to be sent is the first type, the terminal device detects whether the current system time reaches a preset data reporting time; And, 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 edge forwarding node.

As an optional implementation manner, in the second aspect of the present invention, when determining that the type of the data to be sent is the second type, 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 edge forwarding node.

As an optional implementation manner, in the second aspect of the present invention, the edge forwarding node is further configured to: before receiving the channel configuration command sent by the aggregation unit, receive data transmission control information sent by the aggregation unit, The data transmission control information includes a data reporting time and the device type; and transmitting the data reporting time in the data transmission control information to a terminal device that matches the device type; and receiving the data report Time and save.

As an optional implementation manner, in the second aspect of the present invention, the terminal device is further configured to: when the type of the data to be sent is determined to be the first type, invoke the target main channel to The manner in which the sending data is sent to the edge forwarding node, so that the edge forwarding node reports the to-be-sent data to the aggregation unit is specifically:

The terminal device is further configured to: when determining that the type of the to-be-sent data is the first type, acquire the primary channel identifier corresponding to the target primary channel, and use the primary channel identifier to sign the to-be-sent data and Encrypting to obtain a first data packet; and invoking the target primary channel to send the first data packet to the edge forwarding node, so that the edge forwarding node reports the received first data packet to The convergence unit;

The terminal device is further configured to: when the type of the to-be-sent data is determined to be the second type, invoke the target backup channel to send the to-be-sent data to the edge forwarding node, so that the edge forwarding node The manner of reporting the to-be-sent data to the aggregation unit is specifically:

The terminal device is further configured to: when it is determined that the type of the to-be-sent data is the second type, obtain an alternate channel identifier corresponding to the target backup channel, and use the standby channel identifier to sign the to-be-sent data and Encrypting to obtain a second data packet; and invoking the target alternate channel to send the second data packet to the edge forwarding node, so that the edge forwarding node reports the received second data packet to The convergence 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 command sent by the aggregation unit, the edge forwarding node 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 the terminal device obtains the data to be sent, determines the type of the data to be sent. When it is determined that the type of the data to be sent is the first type, the target primary channel is called to send the data to be sent to the edge forwarding node, and the edge forwarding node will The data to be sent is reported to the aggregation unit. When it is determined that the type of the data to be sent is the second type, the target alternate channel is called to send the data to be sent to the edge forwarding node, and the edge forwarding node reports the data to be sent to the aggregation unit. It can be seen that, in the embodiment of the present invention, the aggregation unit allocates a channel configuration instruction, After the target primary channel and the target standby channel are configured in the terminal device, the terminal device can select a channel for sending data according to the data type, so as to meet the real-time and security requirements of different data, and improve the real-time and security of the Internet of Things data transmission. Sex.

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 data type-based communication control method according to an embodiment of the present invention;

3 is another schematic flowchart of a data type-based communication control method according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a data type based communication control system 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.

The embodiment of the invention discloses a communication control method based on data type, which is used for selecting a channel for transmitting data according to a data type, so as to meet real-time and security requirements of different data, and improving real-time and security of data transmission of the Internet of Things. Sex. The embodiment of the invention accordingly discloses a data type based communication control system.

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 in some embodiments of the present invention; the Internet of Things architecture shown in FIG. 1 may include three layers: a terminal device layer, a forwarding node 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, automatic teller machine, hygrometer, smoke detector, ventilation device, rainfall sensor, irrigation valve, etc.; forwarding node layer may include a large number of edge forwarding nodes connected by network, and edge forwarding node may include router, repeater, The access point and the like are not limited in the embodiment of the present invention; the edge forwarding node may use any standard networking protocol, and the edge forwarding node may implement data parsing between different network standards; the convergence layer may include an aggregation unit and a convergence unit. It can perform high-level management on each edge forwarding node of the forwarding node layer, thereby realizing the control of data transmission frequency, network topology and other networking functions; the aggregation unit can not only analyze and decide the Internet of Things data generated by the mass terminal equipment, but also By sending instructions to obtain information or configuring terminal device parameters (at this time, the transmission of data points to the terminal device); the aggregation unit can also introduce various services, from big data to social networks, even from social tools "likes" to weather sharing, etc. . In the Internet of Things architecture shown in FIG. 1, each edge forwarding node can provide IoT data receiving and receiving services for a mass terminal device within its network coverage, wherein each edge device in each edge forwarding node network coverage area A wireless communication module with a wireless communication protocol or a conventional communication module directly connected to the Internet by a conventional networking protocol can be built in, so that each edge forwarding node can wirelessly communicate 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 data type-based communication control method according to an embodiment of the present invention; as shown in FIG. 2, a data type-based communication control method may include:

201. The edge forwarding node receives a channel configuration instruction sent by the aggregation unit; the channel configuration instruction The device type, the main channel configuration coefficient, and the alternate channel configuration factor are used to configure 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 edge forwarding node receives the channel configuration command sent by the aggregation unit, the embodiment of the present invention further includes: the edge forwarding node 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 node 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 edge forwarding node 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 edge forwarding node broadcasts a message in its coverage area, where the broadcast message carries the primary channel configuration coefficient and the alternate channel configuration coefficient in the channel configuration command, and the device type, and the terminal device broadcasts the broadcast message when it is monitored. The device type is extracted from the message. If the device type is its own device type, the primary channel configuration coefficient and the alternate channel configuration coefficient are obtained from the broadcast message. If it does not match, the broadcast message is ignored.

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 extracts the device type from the broadcast message, if the device type For its own corresponding device type, 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 type 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. When determining that the type of the data to be sent is the first type, the terminal device sends the data to be sent to the edge forwarding node, so that the edge forwarding node reports the data to be sent to the aggregation unit.

As an optional implementation manner, when determining that the type of the data to be sent is the first type, 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, to obtain the first And the first target data packet is sent to the edge forwarding node, so that the edge forwarding node reports the received first data packet to the aggregation unit. In this embodiment, 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 edge forwarding node or the aggregation unit to distinguish data through the primary channel identifier.

The terminal device sends the data to be sent to the edge forwarding node, so that the edge forwarding node reports the data to be sent to the aggregation unit.

As an optional implementation manner, the terminal device determines that the type of data to be sent is the second type. The type of the standby channel is sent to the edge forwarding node, so that the edge forwarding node reports the data to be sent to the aggregation unit, and the terminal device obtains the type of the data to be sent as the second type. The alternate channel identifier corresponding to the target alternate channel, the alternate channel identifier is used to sign and encrypt the data to be sent, and the data to be sent is obtained; and the target alternate channel is called to send the to-be-sent data to the edge forwarding node, so that the edge forwarding node will receive the The data to be sent is reported to the aggregation unit. In this embodiment, the collected channel is used to sign and encrypt the collected data, which can improve the security of data transmission, and can also facilitate the edge forwarding node or the aggregation unit to distinguish data through the alternate channel identifier.

As an optional implementation manner, the terminal device sends the to-be-sent data to the edge forwarding node by using the target backup channel, where the terminal device calls the backup channel, and determines the target transmission frequency band on the unlicensed frequency band; The forwarding node establishes a communication connection and transmits the data to be transmitted to the edge forwarding node based on the established communication connection.

Further, the terminal device establishes a communication connection with the edge forwarding node on the target transmission frequency band, and sends the data to be sent to the edge forwarding node 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 edge forwarding node on the time-frequency resource.

Further, the terminal device determines the time-frequency resource corresponding to the target transmission frequency band, and sends the data to be sent to the edge forwarding node 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 and sending. The frequency domain location of the physical resource block of the data; the terminal device sends the data to be sent to the edge forwarding node 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.

In the embodiment of the present invention, after receiving the channel configuration command sent by the aggregation unit, the edge forwarding node 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 the terminal device obtains the data to be sent, determines the type of the data to be sent. When it is determined that the type of the data to be sent is the first type, the target primary channel is called to send the data to be sent to the edge forwarding node, and the edge forwarding node will The data to be sent is reported to the aggregation unit. When it is determined that the type of the data to be sent is the second type, the target alternate channel is called to send the data to be sent to the edge forwarding node, and the edge forwarding node reports the data to be sent 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 type 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 data type-based communication control method according to an embodiment of the present invention; as shown in FIG. 3, a data type-based communication control method may include:

301. The edge forwarding node receives a channel configuration instruction 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.

302. The edge forwarding node 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 channel configuration setting option, 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 type of data to be sent.

305. When determining that the type of the data to be sent is the first type, 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. The current system time is detected, and step 305 is performed.

306. The terminal device invokes the target primary channel to send the to-be-sent data to the edge forwarding node.

As an optional implementation manner, when the terminal device determines that the type of the data to be sent is the first type, and the current system time reaches the preset data reporting time, the terminal device obtains the primary channel identifier corresponding to the target primary channel, and adopts the primary The channel identifier is to be signed and encrypted to obtain the first data packet, and the first target data packet is sent to the edge forwarding node, so that the edge forwarding node reports the received first data packet to the aggregation unit. . In this embodiment, 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 edge forwarding node or the aggregation unit to distinguish data through the primary channel identifier.

307. When determining that the type of the data to be sent is the second type, 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 edge forwarding node.

When the terminal device determines that the type of the data to be sent is the second type, and the current system time reaches the preset data reporting time, the terminal device acquires the alternate channel identifier corresponding to the target standby channel, and uses the alternate channel identifier to sign the data to be sent. And encrypting to obtain data to be sent; and invoking the target alternate channel to send the data to be sent to the edge forwarding node, so that the edge forwarding node reports the received data to be sent to the aggregation unit. In this embodiment, the collected channel is used to sign and encrypt the collected data, which can improve the security of data transmission, and can also facilitate the edge forwarding node or the aggregation unit to distinguish data through 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 type of the data to be sent is the first type, the terminal device sends the data to be sent to the edge forwarding node when the current system time reaches the data reporting time, and the edge node accesses the data to be sent. If the type of the data to be sent is the second type, the terminal device sends the data to be sent to the edge forwarding node by using the standby channel when determining the current system time arrival data reporting time, and the terminal device can according to the data. The type selects the channel for sending data to meet the real-time and security requirements of different data, and improves the real-time and security of the data transmission of the Internet of Things. Moreover, the data reporting time is set according to the aggregation unit, and the data can be reported according to the requirements of the aggregation unit. To help the aggregation unit to analyze data and formulate strategies.

Embodiment 3

Referring to FIG. 4, FIG. 4 is a schematic structural diagram of a data type-based communication control system according to an embodiment of the present invention; as shown in FIG. 4, a data type-based communication control system may include:

The edge forwarding node 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 factor is used for configuration free The alternate channel corresponding to the licensed band;

The edge forwarding node 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 type of data to be sent;

The terminal device 430 is further configured to: when the type of the data to be sent is determined to be the first type, the target primary channel is sent to send the data to be sent to the edge forwarding node 410, so that the edge forwarding node 410 reports the data to be sent to the aggregation unit 420. ;

The terminal device 430 is further configured to: when the type of the data to be sent is determined to be the second type, the target forwarding channel is called to send the data to be sent to the edge forwarding node 410, so that the edge forwarding node 410 reports the data to be sent to the aggregation unit 420. .

As an optional implementation manner, the terminal device 430 sends the data to be sent to the edge forwarding node 410 by calling the target backup channel, and specifically includes: the terminal device 430 calls the alternate channel, and determines the target transmission frequency band on the unlicensed frequency band; A communication connection is established with the edge forwarding node 410, and the data to be transmitted is transmitted to the edge forwarding node 410 based on the established communication connection.

Further, the terminal device 430 establishes a communication connection with the edge forwarding node 410 on the target transmission frequency band, and sends the data to be sent to the edge forwarding node 410 based on the established communication connection. Specifically, the terminal device 430 determines the time corresponding to the target transmission frequency band. The frequency resource sends the data to be sent to the edge forwarding node 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 edge forwarding node 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 of the data to be transmitted is sent; the terminal device 430 sends the data to be sent to the edge forwarding node 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 type of data to be sent is the first type, the terminal device 430 detects whether the current system time reaches a preset data reporting time; and reaches the preset data in the current system time. When the time is reported, the execution target primary channel sends the data to be sent to the edge forwarding node 410.

As an optional implementation manner, when determining that the type of data to be sent is the second type, the terminal device 430 detects whether the current system time reaches a preset data reporting time; and arrives at the preset data in the current system time. When the time is reported, the calling target alternate channel is sent to the edge forwarding node 410.

As an optional implementation manner, the edge forwarding node 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 the type of the data to be sent is determined to be the first type, invoke the target primary channel to send the to-be-sent data to the edge forwarding node 410, so that the edge forwarding node 410 The manner of reporting 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 type of the data to be sent is the first type, 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; The first target data packet is sent to the edge forwarding node 410, so that the edge forwarding node 410 reports the received first data packet to the aggregation unit 420.

Further, the terminal device 430 obtains the primary channel identifier corresponding to the target primary channel, and uses the primary channel identifier to send data when determining that the type of the data to be sent is the first type and the current system time reaches the preset data reporting time. The first data packet is obtained by the signature and the encryption, and the first data packet is sent to the edge forwarding node, so that the edge forwarding node 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 data transmission, but also facilitates the edge forwarding node 410 or the aggregation unit 420 to distinguish data by the primary channel identifier.

The terminal device 430 is further configured to: when the type of the data to be sent is determined to be the second type, the target forwarding channel is called to send the data to be sent to the edge forwarding node 410, so that the edge forwarding node 410 reports the data to be sent to the aggregation unit 420. The specific way is:

The terminal device 430 is further configured to: when determining that the type of the data to be sent is the second type, obtain the 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; The second target data packet is sent to the edge forwarding node 410, so that the edge forwarding node 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 After the monitoring interface is activated, the real-time monitoring whether the operation instruction sent by the binding terminal device 430 is received, if the operation instruction is received, the operation instruction is further recognized, if the operation instruction of the target main channel is turned on, The target primary channel is turned on, and if it is an instruction to turn on the target alternate channel, 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.

As an optional implementation manner, the manner in which the edge forwarding node 410 sends the primary channel configuration coefficient and the backup channel configuration coefficient in the channel configuration command to the terminal device 430 of the matching device type is specifically:

The edge forwarding node 410 broadcasts a message within its coverage, the broadcast message carrying the primary channel configuration coefficient and the alternate channel configuration coefficient in the channel configuration command, and the device type, and the terminal device 430 broadcasts the broadcast message when it is monitored. The device type is extracted from the message. If the device type is its own device type, the primary channel configuration coefficient and the alternate channel configuration coefficient are obtained from the broadcast message. If it does not match, the broadcast message is ignored.

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 430 extracts the device type from the broadcast message. If the device type is its own corresponding device type, the terminal device 430 Decryption according to a preset decryption algorithm to obtain a primary channel configuration coefficient and an alternate channel configuration coefficient to improve data security.

As an optional implementation manner, the terminal device 430 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, specifically:

The terminal device 430 enters the setting options of the channel configuration, 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.

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 a channel configuration command, and then the terminal device 430 can select a channel for transmitting data according to the data type 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 data type-based communication control method and system disclosed in the embodiments of the present invention are described in detail. The principles and implementation manners of the present invention are described in the following. The description of the above embodiments is only for helping. The method of the present invention and its core idea are understood; at the same time, for those skilled in the art, according to the idea of the present invention, there are changes in the specific embodiments and application scopes. It should be understood that the invention is limited.

Claims

A data type-based communication control method, comprising:

The edge forwarding node receives the channel configuration instruction delivered by the aggregation unit; the channel configuration instruction 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;

Transmitting, by the edge forwarding node, 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 type of the data to be sent;

When the terminal device determines that the type of the data to be sent is the first type, the target primary channel is called to send the to-be-sent data to the edge forwarding node, so that the edge forwarding node The data to be sent is reported to the aggregation unit;

When the terminal device determines that the type of the to-be-sent data is the second type, the target standby channel is invoked to send the to-be-sent data to the edge forwarding node, so that the edge forwarding node performs the The data to be sent is reported to the aggregation unit.
The method according to claim 1, wherein the terminal device, when determining that the type of the data to be transmitted is the first type, and calling the target main channel, sending the to-be-sent data to the Before the edge forwarding node, the method further includes:

When determining that the type of the data to be sent is the first type, the terminal device detects whether the current system time reaches a preset data reporting time;

The terminal device performs the step of invoking the target primary channel to send the to-be-sent data to the edge forwarding node when the current system time reaches the preset data reporting time.
The method according to claim 1 or 2, wherein the terminal device sends the to-be-sent data to the destination backup channel when determining that the type of the data to be transmitted is the second type Before the edge forwarding node, the method further includes:

When determining that the type of the data to be sent is the second type, 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 the step of invoking the target backup channel to send the to-be-sent data to the edge forwarding node.
The method according to claim 3, wherein before the edge forwarding node receives the channel configuration instruction delivered by the aggregation unit, the method further includes:

The edge forwarding node receives the data transmission control information sent by the aggregation unit, where the data transmission control information includes a data reporting time and the device type;

The edge forwarding node 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 type of the data to be transmitted is the first type, the terminal device invokes the target primary channel to send the data to be sent. Sending to the edge forwarding node, so that the edge forwarding node reports the to-be-sent data to the aggregation unit, including:

And determining, by the terminal device, that the type of the to-be-sent data is the first type, acquiring the primary channel identifier corresponding to the target primary channel, and using the primary channel identifier to sign and encrypt the to-be-sent data, First data packet;

The terminal device instructs the target primary channel to send the first data packet to the edge forwarding node, so that the edge forwarding node reports the received first data packet to the convergence unit;

When the terminal device determines that the type of the to-be-sent data is the second type, the target standby channel is invoked to send the to-be-sent data to the edge forwarding node, so that the edge forwarding node performs the The data to be sent is reported to the aggregation unit, including:

And determining, by the terminal device, that the type of the to-be-sent data is the second type, acquiring the identifier of the standby channel corresponding to the target standby channel, and using the alternate channel identifier to sign and encrypt the to-be-sent data, Second data packet;

And the terminal device sends the second data packet to the edge forwarding node, so that the edge forwarding node reports the received second data packet to the convergence unit.
A data type based communication control system, comprising:

The edge forwarding node is configured to receive a channel configuration instruction that is 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 edge forwarding node is further configured to send 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 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 type of the data to be sent;

The terminal device is further configured to: when the type of the to-be-sent data is determined to be the first type, invoke the target primary channel to send the to-be-sent data to the edge forwarding node, so that the edge The edge forwarding node reports the to-be-sent data to the aggregation unit;

The terminal device is further configured to: when the type of the to-be-sent data is determined to be the second type, invoke the target backup channel to send the to-be-sent data to the edge forwarding node, so that the edge forwarding node The data to be sent is reported 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 type of the data to be transmitted is the first type; and, at the current When the 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 edge forwarding node.
The system according to claim 6 or 7, wherein the terminal device detects whether the current system time reaches a preset data reporting time when determining that the type of the data to be transmitted is the second type; When the current system time reaches the preset data reporting time, the calling the target backup channel is sent to send the to-be-sent data to the edge forwarding node.
The system according to claim 8, wherein the edge forwarding node 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 type of the data to be sent is determined to be the first type, invoke the target main channel to The manner in which the data to be sent is sent to the edge forwarding node, so that the edge forwarding node reports the data to be sent to the aggregation unit is specifically:

The terminal device is further configured to: when determining that the type of the to-be-sent data is the first type, acquire the primary channel identifier corresponding to the target primary channel, and use the primary channel identifier to sign the to-be-sent data and Encrypting to obtain a first data packet; and invoking the target primary channel to send the first data packet to the edge forwarding node, so that the edge forwarding node reports the received first data packet to The convergence unit;

The terminal device is further configured to: when the type of the to-be-sent data is determined to be the second type, invoke the target backup channel to send the to-be-sent data to the edge forwarding node, so that the edge forwarding node The manner of reporting the to-be-sent data to the aggregation unit is specifically:

The terminal device is further configured to: when it is determined that the type of the to-be-sent data is the second type, obtain an alternate channel identifier corresponding to the target backup channel, and use the standby channel identifier to sign the to-be-sent data and Encrypting to obtain a second data packet; and invoking the target alternate channel to send the second data packet to the edge forwarding node, so that the edge forwarding node reports the received second data packet to The convergence unit.