CN102025577A - Network system of Internet of things and data processing method thereof - Google Patents
Network system of Internet of things and data processing method thereof Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H—ELECTRICITY
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Abstract
The invention discloses a network system of Internet of things and a data processing method thereof, mainly solving the problems of unavailable heterogeneous network integrated access, difficult resource sharing and poor security control of the existing network of Internet of things. The network system mainly comprises an Internet of things processing center, a distributed Internet of things domain processing and servicing subsystem, a multimode Internet of things gateway, and Internet of things devices. The Internet of things processing center provides service and a development platform for the public, the distributed Internet of things domain processing and servicing subsystem assists the Internet of things processing center to provide the service for the user, the multimode Internet of things gateway provides the protocol conversion and the security service, and the Internet of things devices are used to receive and transmit the Internet of things data or to execute instruction, and perform the inter-domain processing or the intra-domain processing on the network data according to different services when processing the network data in the network system of Internet of things. According to the invention, the problem of heterogeneous network integrated access is solved, the resource sharing rate of the Internet of things is enhanced, and the security control of the Internet of things information is strengthened, therefore, the system and the method can be used in designing and building of the Internet of things network.
Description
Technical field
The invention belongs to networking technology area, relate to the Internet of Things network configuration, be used to realize that thing is connected with the ubiquitous of people with thing, thing, realize intelligent perception, identification and management article and process.
Background technology
Internet of Things IoT is by technology such as transducer, REID, global positioning systems, gather in real time anyly need to monitor, connect, interactive object or process, gather the information of various needs such as its, light, heat, electricity, mechanics, chemistry, biology, position, by all kinds of possible network insertions, realize that thing is connected with the ubiquitous of people with thing, thing, realize intelligent perception, identification and management article and process.
Internet of Things is the fusion application of intelligent perception, recognition technology and general fit calculation, Ubiquitous Network, Intelligent Information Processing, is called as the third wave of world's information industry development after computer, the Internet.Internet of Things is a network, not equal to Internet of Things is professional and uses that Internet of Things also is regarded as the application extension of the Internet.
Current, the development of Internet of Things is in the starting stage, all be to be the sensing system of background constructing special use in the process of practicing with the specific industry, information is difficult to share each other, as shown in Figure 1, between the system that system that disposes in industry A field and industry B field are disposed, system is independent separately, and inter-trade Internet of Things is used and is difficult to dispose.Problem that Internet of Things exists in development with when using and challenge be mainly reflected in following aspect:
1) do not provide heterogeneous network integrated access: various Internet of Things equipment such as various transducer, smart mobile phone etc., the employed communication technology, agreement, security mechanism are not quite similar, what realize that the target of Internet of Things at first will solve is exactly the integrated access of heterogeneous network, and by the Internet all the sensors node is communicated with on this basis.And the existing sensors system can only support particular device to insert, and the heterogeneous network integrated technology can not be provided.
2) resource-sharing difficulty: said here resource mainly comprises data, calculating, network infrastructure etc., reaches by resource-sharing and reduces the purpose that drops into, saves cost, can obtain more fully information simultaneously, provides service for the user more with open arms.Different Internet of Things equipment has the ability of otherness, can only finish the collection of certain information as some equipment, and some equipment then can respond user's instruction and carry out corresponding action.The information that ubiquitous Internet of Things equipment is collected is magnanimity, on the basis of these information, can carry out multiple application based on Internet of Things, after collecting data, the subject matter that need to solve is exactly that wherein these information according to what kind of mode are handled could be for multiple application provides service, as storage, analysis, response etc.And the existing sensors system is the built-in system of sealing, and sharing of resource can not be provided well.
3) safety guarantee deficiency: different Internet of Things equipment is that different purposes is disposed by different tissues or user, safety problem in the middle of this can not be ignored, comprise the access rights, privacy of confidentiality, data and the equipment of data etc., and the consideration of existing sensors system aspect safety guarantee shortcoming very also.
Summary of the invention
The objective of the invention is at the problems referred to above, a kind of Internet of Things network system and data processing method are proposed, ubiquitous isomeric compound networked devices connection is integrated, provide heterogeneous network integrated access, sharing and the enforcement uniform and effective management of holder networked resources, and the safety of support equipment and data.
To achieve these goals, Internet of Things network system provided by the invention comprises:
The Internet of Things processing center provides large-scale calculations and storage capacity, and service and development platform externally are provided, and is the core functional entities of Internet of Things network system;
Service subsystem is handled in distributed Internet of Things territory, be deployed in the edge of communication network, be connected with things-internet gateway by communication network, be used to assist the Internet of Things processing center to provide service for the user, or separately for the user provides service, or the user that cooperates with each other between the processing server of a plurality of territories provides service;
The multimode things-internet gateway, it comprises communication module and inter-process system, is used to provide protocol conversion and security service, the otherness of screen networked devices;
Internet of Things equipment, it is connected with the multimode things-internet gateway, is used to receive and dispatch Internet of Things data or execution command.
Above-mentioned Internet of Things network system, service subsystem is handled in wherein said distributed Internet of Things territory, form by n Internet of Things territory processing server, n＞1, connect directly or indirectly between these Internet of Things territory processing servers, each Internet of Things territory processing server all directly is connected by network link with the Internet of Things processing center, and the required software systems of Internet of Things Business Processing are installed, each Internet of Things territory processing server has the compass of competency of self, is called the territory.
Above-mentioned Internet of Things network system, wherein said communication module is connected with the inter-process system by the general module socket, realizes and the Internet of Things devices communicating of various technical systems, and the signal transmitting and receiving on physical layer and the link layer is provided; Described inter-process system comprises: the communication adaptation module, be used for automatic identification communication module, and be communication module configuration driven and corresponding protocols stack; The protocol stack translation module is used to carry out the conversion of different agreement stack, makes can realize exchanges data between the Internet of Things equipment that adopts the different communication mode, realizes the conversion between various Internet of Things device protocol stacks and the Internet of Things network protocol stack; The protocol stack administration module is used for carrying out the scheduling and the management of task and resource between communication module, protocol stack translation module and library of protocol stacks; Library of protocol stacks, it is the set of the protocol stack that is associated with communication module, be used to preserve the protocol stack that need use with the management protocol stack modular converter, this communication adaptation module, protocol stack translation module, protocol stack administration module and library of protocol stacks are directly carried out by data channel between any two alternately.
To achieve these goals, data processing method provided by the invention, comprise to network data carry out in the territory handling and the territory between handle, wherein:
1. network data is carried out the method handled in the territory, comprise the steps:
1a) Internet of Things equipment carries out the collection of data, and the data that collect are sent to related with it multimode things-internet gateway;
After 1b) the multimode things-internet gateway is received network data, network data is carried out multimode things-internet gateway inter-process, processed network data is sent to corresponding Internet of Things territory processing server;
1c) Internet of Things territory processing server is at first analyzed these data after receiving network data, determines oneself whether can independently finish the processing to this network data, if can independently finish, then finishes the processing to network data independently; The Internet of Things processing center participates in if desired, and then Internet of Things territory processing server sends to the Internet of Things processing center with network data, and waits for result;
1d) the Internet of Things processing center is received the result that Internet of Things territory processing server is sent, and result is processed into the Internet of Things instruction, and Internet of Things territory processing server is beamed back in the Internet of Things instruction;
After 1e) Internet of Things territory processing server is received the Internet of Things instruction, determine target multimode things-internet gateway, the Internet of Things instruction is transmitted to the multimode things-internet gateway;
1f) the multimode things-internet gateway carries out multimode things-internet gateway inter-process to the Internet of Things instruction of receiving, the Internet of Things instruction after handling is sent to the Internet of Things equipment of appointment.
2. network data is carried out the method handled between the territory, comprise the steps:
2a) Internet of Things device A in source is carried out the collection of data, and the data that collect are sent to related with it source multimode things-internet gateway B;
After 2b) source multimode things-internet gateway B receives network data, network data is carried out multimode things-internet gateway inter-process, processed network data is sent to corresponding Internet of Things territory, source processing server C;
2c) source Internet of Things territory processing server C is analyzing network data, and whether decision asks the Internet of Things processing center, if do not need, then independently finishes after the processing Internet of Things instructed sending to object networked domain processing server D; Otherwise network data is sent to the Internet of Things processing center to be handled;
2d) the Internet of Things processing center is handled network data and is formed the Internet of Things instruction, determines object networked domain processing server D, and the Internet of Things instruction is sent to object networked domain processing server D;
2e) object networked domain processing server D receives Internet of Things instruction back select target multimode things-internet gateway E, and target multimode things-internet gateway E is issued in the Internet of Things instruction;
2f) target multimode things-internet gateway E carries out multimode things-internet gateway inter-process to the Internet of Things instruction of receiving, the Internet of Things instruction after handling is sent to object networked devices F.
The present invention has following advantage:
1) because the many distributions of processing node quantity that handle in the service subsystem in the distributed Internet of Things territory that the present invention introduces is wide, and be deployed in the edge of communication network, be connected with things-internet gateway nearby, with the collaborative work of Internet of Things processing center, so alleviated the pressure of Internet of Things processing center, improve resource-sharing rate and server utilization, reduced the infrastructure repeated construction in the Internet of Things network system; Because Internet of Things territory processing server provides service in the network site near the user for the user,, make the business of carrying out the high real-time requirement become possibility simultaneously so reduced the propagation delay time of data in network.
2) because in the multimode things-internet gateway of the present invention's design, its communication module provides multiple different communication mode, therefore the Internet of Things equipment of various isomeries can both and be communicated with to get up by multimode things-internet gateway access communications network, solve the integrated access problem of isomery in the Internet of Things, also reduced the network infrastructure repeated construction simultaneously; In addition owing in the multimode things-internet gateway, disposed and multiple communication mode corresponding protocols stack, and can be in the protocol stack translation module two protocol stacks be arbitrarily carried out protocol conversion, so that adopt the isomery equipment room of different communication mode to carry out data interaction easily, removed the first road barrier of Internet of Things resource-sharing aspect.
3) owing to Internet of Things network protocol stack of the present invention has been introduced the Internet of Things layer protocol and carried out in the territory and the processing method between the territory to network data when designing, the network data unification of various communication modes is packaged into the packet that meets Internet of Things protocol message form, and network data is carried out handling in the territory or between the territory according to the source address and the destination address of network data, different Internet of Things users can conveniently be extended across use inter-trade shared Internet of Things resource, simultaneously, when in the territory of network data, handling between processing and territory, for data provide confidentiality, integrality, the security mechanism of access rights has ensured the safety of Internet of Things.
Description of drawings
Fig. 1 is existing Internet of Things structure chart;
Fig. 2 is the Internet of Things network system schematic diagram that the present invention proposes;
Fig. 3 is the Internet of Things network architecture figure that the present invention proposes;
Fig. 4 is the multimode things-internet gateway schematic diagram in the Internet of Things network system of the present invention;
Fig. 5 is the multimode things-internet gateway inter-process system construction drawing in the Internet of Things network system of the present invention;
Fig. 6 is the multimode things-internet gateway protocol stack schematic diagram in the Internet of Things network system of the present invention;
Fig. 7 is the protocol message form schematic diagram in the Internet of Things network system of the present invention;
Fig. 8 be under the network system that invention proposes to the territory of network data in processing procedure figure;
Fig. 9 be under the network system that invention proposes to the territory of network data between processing procedure figure;
Figure 10 is that multimode things-internet gateway of the present invention inside is to the network data processing procedure chart.
Embodiment
Describe the present invention below in conjunction with accompanying drawing.
With reference to Fig. 2 and Fig. 3, Internet of Things network system of the present invention is to dispose Internet of Things territory processing server and multimode things-internet gateway at different communication networks and area, forms the Internet of Things network configuration of the layered distribution type of being made up of Internet of Things processing center, distributed Internet of Things territory processing service subsystem, multimode things-internet gateway and Internet of Things equipment.Wherein:
The Internet of Things processing center, it is the core functional entities of Internet of Things network system, be responsible for externally providing service and development platform, resource in the management Internet of Things, have powerful storage capacity and computing capability,, can realize sharing and inter-trade application of Internet of Things resource by service and the development platform that this Internet of Things processing center provides, reduce the repeated construction of Internet of Things infrastructure, reduce cost;
Service subsystem is handled in distributed Internet of Things territory, form by a plurality of Internet of Things territory processing servers that are deployed in the edge of communication network, these Internet of Things territory processing servers are connected with things-internet gateway by communication network, distributed Internet of Things territory is handled service subsystem and is used to assist the Internet of Things processing center to provide service for the user, or separately for the user provides service, or the user that cooperates with each other between the processing server of a plurality of territories provides service; Each Internet of Things territory processing server in this distributed Internet of Things territory processing service subsystem all has the compass of competency of self, is called the territory; Each Internet of Things territory processing server is responsible for information gathering, the processing in the territory, and service provides, and under the coordination of Internet of Things processing center, realizes the coordination between each Internet of Things territory processing server, and cross-domain service is provided; The pressure that service subsystem had both alleviated processing center is handled in this distributed Internet of Things territory, reduces the propagation delay time of data in network again, and the business of high real-time requirement is provided to the user;
Internet of Things equipment, be positioned at the edge of Internet of Things network system, be connected with the multimode things-internet gateway, be used to receive and dispatch Internet of Things data or execution command, this Internet of Things equipment comprises temperature sensor, intelligent mobile phone terminal, humidity sensor, power monitor, special-purpose terminal, acoustic frequency sensor, self-employed tree cultivator's watch-dog, onboard sensor, electric power system transducer, industry special equipment, infrared sensor, traffic monitoring device and movable sensor, Internet of Things equipment is the picker of information, also being the executor of instruction, is the bridge that is communicated with physical world and information world.
The multimode things-internet gateway, it is an extendible multimode device, can with the Internet of Things devices communicating of various technical systems, this multimode things-internet gateway is to the otherness of Internet of Things processing center and Internet of Things territory processing server screen networked devices, to encapsulate by the standard agreement form from the Various types of data of Internet of Things equipment on the one hand, provide information to Internet of Things processing center and Internet of Things territory processing server, the multimode things-internet gateway is resolved the instruction from Internet of Things processing center and territory processing server on the other hand, the employed protocol format reorganization of Internet of Things equipment is according to target finished Internet of Things equipment is controlled; In addition, the multimode things-internet gateway also provides the necessary security service, as message integrity check, data encryption; The multimode things-internet gateway comprises communication module and inter-process system, as shown in Figure 4 and Figure 5.
With reference to Fig. 4, the communication module of multimode things-internet gateway is divided into following type according to the communication mode difference: the WLAN communication module, the 3G communication module, the GPRS communication module, bluetooth communication, infrared communication module and wire communication module, a multimode things-internet gateway has a kind of communication module at least, every type communication module quantity does not add restriction, the communication module of various communication modes is connected with the inter-process system by all purpose communication module socket on the multimode things-internet gateway, be that communication module is installed in the things-internet gateway with card format, be closed as required or open, support plug and play and hot plug, add new communication module and can make the new Internet of Things equipment of things-internet gateway support, the transmitting-receiving of physical layer and link layer data is provided; All purpose communication module socket, it is a kind of general communication module socket of unifying, on all purpose communication module socket of multimode things-internet gateway, insert corresponding module, this multimode things-internet gateway just can be supported the corresponding communication mode, and then supports the Internet of Things equipment of this communication mode just can insert this things-internet gateway.
With reference to Fig. 5, multimode things-internet gateway inter-process of the present invention system, comprise communication adaptation module, protocol stack translation module, protocol stack administration module and library of protocol stacks, they directly carry out alternately by data channel between any two, wherein: the communication adaptation module is discerned various types of communication modules of inserting on the multimode things-internet gateway automatically, be these communication module configuration corresponding driving and protocol stack, make communication module to work normally, carrying out being responsible for selecting correct communication module when data send; The protocol stack administration module is used for carrying out the scheduling and the management of task and resource between communication module, protocol stack translation module and library of protocol stacks; Library of protocol stacks is the set of the protocol stack that is associated with communication module, the protocol stack that it is preserved and the management protocol stack modular converter need use, accept the management of protocol stack administration module in the library of protocol stacks, protocol library is expanded new protocol stack according to the development of business; The protocol stack translation module is used to carry out the conversion of different agreement stack, make and to realize exchanges data between the Internet of Things equipment that adopts the different communication mode, realize the conversion between various Internet of Things device protocol stacks and the Internet of Things network protocol stack, source address and destination address according to network data, request communicate configuration module is set up the mapping coupling of upper-layer protocol stack and bottom communication intermodule, corresponding source protocol stack and the target protocol stack of request protocol administration module scheduling simultaneously, as shown in Figure 6.
With reference to Fig. 6, multimode things-internet gateway protocol stack in the Internet of Things network system of the present invention, be arranged in the protocol conversion module of mould things-internet gateway, it comprises source protocol stack and target protocol stack, these two protocol stacks belong to Internet of Things device protocol stack and thing net network protocol stack two big quasi-protocol stacks, have at least one to be the Internet of Things network protocol stack in them, the source protocol stack is successively handled network packet to the application layer direction from its bottom, layer data is applied, the target protocol stack is successively handled the application layer data that obtains to bottom direction from its application layer, and final process result is sent by the communication module related with the target protocol stack.Wherein: Internet of Things device protocol stack is meant employed dissimilar protocol stack in the various Internet of Things equipment, comprise WLAN protocol stack, 3G protocol stack, GPRS protocol stack, bluetooth protocol repertory, infrared protocol stack and wired protocol stack, every kind of protocol stack can be subdivided into physical layer, data link layer, other protocol layers and application layer; The Internet of Things network protocol stack, be divided into network layer, transport layer, Internet of Things layer and application layer, relation between them is that network layer provides service interface to transport layer, transport layer provides service interface to Internet of Things layer and application layer, Internet of Things course application layer provides service interface, the service interface that each layer can only utilize its lower floor to provide uses service, and wherein the protocol message form in the Internet of Things layer as shown in Figure 7.
With reference to Fig. 7, the protocol message formal definition in the Internet of Things network protocol stack of the present invention the reference format that in Internet of Things, uses in the information interaction, entire message is made up of head, message body, afterbody, wherein:
Head in order to identification message type, message-length, comprises type of message, message length field, and wherein message type field is in order to marker networking data type, instruction type, alarm type;
Message body, comprise priority level, security parameter, mark location, equipment state, subordinate relation, service identification and data message field, each field is followed unified field format, user or developer can expand as required and obtain self-defining field, field length in each field and field name are regular lengths, the value part of field is a variable-length, when communicating by letter to the processing center from Internet of Things equipment, gateway is filled above-mentioned each field according to the information of self grasping, the unified management of being convenient to resource is with shared, otherwise, the user determines target device and the operation that will carry out according to the value in above-mentioned each field, re-constructs network data;
Afterbody is used for the integrality of verification network data, comprises Message Authentication Code.
With reference to Fig. 8, under the network system that invention proposes to the territory of network data in processing procedure as follows:
Process one, Internet of Things equipment carries out the collection of data, and the data that collect are sent to related with it multimode things-internet gateway, judges whether to need to wait for instruction then, and the wait instruction is then waited for and is received instruction if desired, otherwise the continuation image data.
Process two after the multimode things-internet gateway is received network data, is determined the source and the target of network data, and network data is carried out multimode things-internet gateway inter-process.
Referring to Figure 10, multimode things-internet gateway inside is as follows to the processing procedure of network data:
2a) judgement enters the type of the network data of multimode things-internet gateway, if the Internet of Things data are then carried out 2b), if the Internet of Things instruction then jumps to 2f);
2b) the source Internet of Things equipment of recognizate networking data judges whether source Internet of Things equipment is legal, if legal, then carries out 2c), otherwise jump to 2e);
2c) judge whether the operating state of source Internet of Things equipment is normal,, then carry out 2d if normal), otherwise jump to 2e);
2d) whether the decision of multimode things-internet gateway encrypts the Internet of Things data, encrypt if desired, then the Internet of Things data are carried out encryption, become the Internet of Things data-message, jump to 2i) otherwise directly finish the Internet of Things data encapsulation by Internet of Things protocol message form;
2e) the multimode things-internet gateway abandons if desired according to the state decision of the network data the handled disposal options to network data, then abandon the current network data, otherwise structure networking alarm information jumps to 2i);
2f) the multimode things-internet gateway is checked the integrality of Internet of Things instruction, if the Internet of Things instruction is imperfect, then returns 2e), otherwise carry out 2g);
2g) the multimode things-internet gateway is resolved Internet of Things instruction, determines the object networked devices, and judges whether the object networked devices can carry out action by the requirement of Internet of Things instruction, if could not would return 2e), otherwise, execution 2h);
2h) the multimode things-internet gateway is carried out 2i according to the receptible message format reorganization of object networked devices Internet of Things instruction message);
2i) the multimode things-internet gateway uses the communication adaptation module of its inside, and Internet of Things message is sent.
Process three, the multimode things-internet gateway will send to object networked domain processing server through the network data after the inter-process.
Process four, after Internet of Things territory processing server is received network data, at first these data are analyzed, determine oneself whether can independently finish processing to this network data, if can independently finish, then finish processing independently, wait for other network data to multimode things-internet gateway feedback processing result or continuation then network data; The Internet of Things processing center participates in network data if desired, and then Internet of Things territory processing server sends to the Internet of Things processing center with network data, and waits for the result of Internet of Things processing center.
Process five, the Internet of Things processing center is received the result that Internet of Things territory processing server is sent, and result is processed into the Internet of Things instruction, responds Internet of Things territory processing server if desired, then Internet of Things territory processing server is beamed back in the Internet of Things instruction, otherwise continued to wait for network data.
Process six, Internet of Things territory processing server are determined target multimode things-internet gateway after receiving the Internet of Things instruction, and the Internet of Things instruction is transmitted to the multimode things-internet gateway.
Process seven, the multimode things-internet gateway carries out multimode things-internet gateway inter-process described in process two to the Internet of Things instruction of receiving, the Internet of Things instruction after handling is sent to the Internet of Things equipment of appointment.
With reference to Fig. 9, under the network system that invention proposes to the territory of network data between processing procedure as follows:
Process 1, source Internet of Things device A is carried out the collection of data, and the data that collect are sent to related with it source multimode things-internet gateway B.
Process 2 after source multimode things-internet gateway B receives network data, is carried out multimode things-internet gateway inter-process to network data.
Referring to Figure 10, multimode things-internet gateway inside is as follows to the processing procedure of network data:
2.1) judge the type of the network data enter the multimode things-internet gateway, if the Internet of Things data then carry out 2.2), if the Internet of Things instruction then jumps to 2.6);
2.2) the source Internet of Things equipment of recognizate networking data, judge whether source Internet of Things equipment is legal, if legal, then carry out 2.3), otherwise jump to 2.5);
2.3) judge whether the operating state of source Internet of Things equipment is normal, if normal, then carry out 2.4), otherwise jump to 2.5);
2.4) whether multimode things-internet gateway decision encrypt the Internet of Things data, encrypt if desired, then the Internet of Things data are carried out encryption, become the Internet of Things data-message, jump to 2.9) otherwise directly finish the Internet of Things data encapsulation by Internet of Things protocol message form;
2.5) the multimode things-internet gateway is according to the state decision of the network data the handled disposal options to network data, abandons if desired, then abandon the current network data, otherwise structure networking alarm information jumps to 2.9);
2.6) the multimode things-internet gateway checks the integrality of Internet of Things instruction, if the Internet of Things instruction is imperfect, then returns 2.5), otherwise carry out 2.7);
2.7) the multimode things-internet gateway resolves Internet of Things instruction, determine the object networked devices, and judge whether the object networked devices can carry out action by the requirement of Internet of Things instruction, if could not would return 2.5), otherwise, execution 2.8);
2.8) the multimode things-internet gateway is according to the receptible message format of object networked devices reorganization Internet of Things instruction message, carries out 2.9);
2.9) the multimode things-internet gateway uses the communication adaptation module of its inside, Internet of Things message is sent.
Process 3, multimode things-internet gateway B will send to corresponding Internet of Things territory, source processing server C through the network data after the inter-process.
Process 4, Internet of Things territory, source processing server C is analyzing network data, whether decision asks the Internet of Things processing center, if do not need, after then independently finishing processing the Internet of Things instruction is sent to object networked domain processing server D, handle otherwise network data is sent to the Internet of Things processing center.
Process 5, Internet of Things processing center are handled network data and are formed the Internet of Things instruction, determine object networked domain processing server D, and the Internet of Things instruction is sent to object networked domain processing server D.
Process 6, after object networked domain processing server D receives the Internet of Things instruction, select target multimode things-internet gateway E, and the Internet of Things instruction issued target multimode things-internet gateway E.
Process 7, target multimode things-internet gateway E to the Internet of Things received instruction carry out multimode things-internet gateway inter-process described in process 2, the Internet of Things instruction after handling is sent to object networked devices F.
Claims (10)
1. the network system of an Internet of Things comprises:
The Internet of Things processing center provides large-scale calculations and storage capacity, and service and development platform externally are provided, and is the core functional entities of Internet of Things network system;
Service subsystem is handled in distributed Internet of Things territory, be deployed in the edge of communication network, be connected with the multimode things-internet gateway by communication network, be used to assist the Internet of Things processing center to provide service for the user, or separately for the user provides service, or the user that cooperates with each other between the processing server of a plurality of territories provides service;
The multimode things-internet gateway, it comprises communication module and inter-process system, is used to provide protocol conversion and security service, the otherness of screen networked devices;
Internet of Things equipment, it is connected with the multimode things-internet gateway, is used to receive and dispatch Internet of Things data or execution command.
2. Internet of Things network system according to claim 1, service subsystem is handled in wherein said distributed Internet of Things territory, form by n Internet of Things territory processing server, n＞1, connect directly or indirectly between these Internet of Things territory processing servers, each Internet of Things territory processing server all directly is connected by network link with the Internet of Things processing center, and the required software systems of Internet of Things Business Processing are installed, each Internet of Things territory processing server has the compass of competency of self, is called the territory.
3. Internet of Things network system according to claim 1, wherein said communication module is connected with the inter-process system by the general module socket, realizes and the Internet of Things devices communicating of various technical systems, and the signal transmitting and receiving on physical layer and the link layer is provided.
4. Internet of Things network system according to claim 1, wherein said inter-process system comprises:
The communication adaptation module is used for automatic identification communication module, is communication module configuration driven and corresponding protocols stack;
The protocol stack translation module is used to carry out the conversion of different agreement stack, makes can realize exchanges data between the Internet of Things equipment that adopts the different communication mode, realizes the conversion between various Internet of Things device protocol stacks and the Internet of Things network protocol stack;
The protocol stack administration module is used for carrying out the scheduling and the management of task and resource between communication module, protocol stack translation module and library of protocol stacks;
Library of protocol stacks, it is the set of the protocol stack that is associated with communication module, is used to preserve the protocol stack that need use with the management protocol stack modular converter;
Described communication adaptation module, protocol stack translation module, protocol stack administration module and library of protocol stacks are directly carried out by data channel between any two alternately.
5. Internet of Things network system according to claim 1, the otherness of wherein said screen networked devices, comprise two aspect contents, the one, the Various types of data from Internet of Things equipment is encapsulated by the Internet of Things layer protocol, the 2nd, resolve and Internet of Things equipment is controlled from the instruction of processing center and territory processing server.
6. Internet of Things network system according to claim 4, protocol stack translation module wherein, comprise source protocol stack and target protocol stack, the source protocol stack is successively handled network packet to the application layer direction from its bottom, layer data is applied, the target protocol stack is successively handled the application layer data that obtains to bottom direction from its application layer, and final process result is sent by the communication module related with the target protocol stack.
7. protocol stack translation module according to claim 6, wherein having one in source protocol stack and the target protocol stack at least is the Internet of Things network protocol stack, this Internet of Things network protocol stack, be divided into network layer, transport layer, Internet of Things layer and application layer, relation between them is that network layer provides service interface to transport layer, transport layer provides service interface to Internet of Things layer and application layer, and Internet of Things course application layer provides service interface, and the service interface that each layer can only utilize its lower floor to provide uses service.
8. a method of utilizing the Internet of Things network system that network data is carried out handling in the territory comprises the steps:
8a) Internet of Things equipment carries out the collection of data, and the data that collect are sent to related with it multimode things-internet gateway;
After 8b) the multimode things-internet gateway is received network data, network data is carried out multimode things-internet gateway inter-process, processed network data is sent to corresponding Internet of Things territory processing server;
8c) Internet of Things territory processing server is at first analyzed these data after receiving network data, determine oneself whether can independently finish processing to this network data, if can independently finish, then finish processing independently to network data, the Internet of Things processing center participates in if desired, then Internet of Things territory processing server sends to the Internet of Things processing center with network data, and waits for result;
8d) the Internet of Things processing center is received the result that Internet of Things territory processing server is sent, and result is processed into the Internet of Things instruction, and Internet of Things territory processing server is beamed back in the Internet of Things instruction;
After 8e) Internet of Things territory processing server is received the Internet of Things instruction, determine target multimode things-internet gateway, the Internet of Things instruction is transmitted to the multimode things-internet gateway;
8f) the multimode things-internet gateway carries out multimode things-internet gateway inter-process to the Internet of Things instruction of receiving, the Internet of Things instruction after handling is sent to the Internet of Things equipment of appointment.
9. the network system of Internet of Things according to claim 8, wherein step 8b) and 8f) described multimode things-internet gateway inter-process, comprise the steps:
9a) judgement enters the type of the network data of multimode things-internet gateway, if the Internet of Things data are then carried out 9b), if the Internet of Things instruction then jumps to 9f);
9b) the source Internet of Things equipment of recognizate networking data judges whether source Internet of Things equipment is legal, if legal, then carries out 9c), otherwise jump to 9e);
9c) judge whether the operating state of source Internet of Things equipment is normal,, then carry out 9d if normal), otherwise jump to 9e);
9d) whether the decision of multimode things-internet gateway encrypts the Internet of Things data, encrypt if desired, then the Internet of Things data are carried out encryption, become the Internet of Things data-message, jump to 9i) otherwise directly finish the Internet of Things data encapsulation by Internet of Things protocol message form;
9e) the multimode things-internet gateway abandons if desired according to the state decision of the network data the handled disposal options to network data, then abandon the current network data, otherwise structure networking alarm information jumps to 9i);
9f) the multimode things-internet gateway is checked the integrality of Internet of Things instruction, if the Internet of Things instruction is imperfect, then returns 9e), otherwise carry out 9g);
9g) the multimode things-internet gateway is resolved Internet of Things instruction, determines the object networked devices, and judges whether the object networked devices can carry out action by the requirement of Internet of Things instruction, if could not would return 9e), otherwise, execution 9h);
9h) the multimode things-internet gateway is carried out 9i according to the receptible message format reorganization of object networked devices Internet of Things instruction message);
9i) the multimode things-internet gateway uses the communication adaptation module of its inside, and Internet of Things message is sent.
10. a method of utilizing the Internet of Things network system that network data is carried out handling between the territory comprises the steps:
10a) Internet of Things device A in source is carried out the collection of data, and the data that collect are sent to related with it source multimode things-internet gateway B;
After 10b) source multimode things-internet gateway B receives network data, network data is carried out multimode things-internet gateway inter-process, processed network data is sent to corresponding Internet of Things territory, source processing server C;
10c) source Internet of Things territory processing server C is analyzing network data, whether decision asks the Internet of Things processing center, if do not need, after then independently finishing processing the Internet of Things instruction is sent to object networked domain processing server D, handle otherwise network data is sent to the Internet of Things processing center;
10d) the Internet of Things processing center is handled network data and is formed the Internet of Things instruction, determines object networked domain processing server D, and the Internet of Things instruction is sent to object networked domain processing server D;
10e) object networked domain processing server D receives Internet of Things instruction back select target multimode things-internet gateway E, and target multimode things-internet gateway E is issued in the Internet of Things instruction;
10f) target multimode things-internet gateway E carries out multimode things-internet gateway inter-process to the Internet of Things instruction of receiving, the Internet of Things instruction after handling is sent to object networked devices F.
Priority Applications (2)
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| CN2011100020641A CN102025577B (en) | 2011-01-06 | 2011-01-06 | Network system of Internet of things and data processing method thereof |
| PCT/CN2011/073755 WO2012092735A1 (en) | 2011-01-06 | 2011-05-06 | Internet of things network system and data processing method |
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| CN2011100020641A CN102025577B (en) | 2011-01-06 | 2011-01-06 | Network system of Internet of things and data processing method thereof |
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| WO2012092735A1 (en) | 2012-07-12 |
| CN102025577B (en) | 2012-07-04 |
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