CN102215267A - Data communication transmission method of network layer of the Internet of things - Google Patents
Data communication transmission method of network layer of the Internet of things Download PDFInfo
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Abstract
The invention provides a data communication transmission method of a network layer of the Internet of things, relating to the field of the Internet of things and solving the technical problems on transmission of the things sensing and control information of the Internet of things in a universal communication transmission protocol on the network layer. The data communication transmission method is characterized in that transmitted data include basic data, such as Things ID (Identity), Computer ID or ID of a management computer or embedded equipment, Sever ID, Status ID, the type number of SRC (Sensor recognizes the Controller), sensing and control status ID, and the like, and auxiliary data sets, such as TrasformNo of SCR, PortNo of COM (Component Object Model) or USN (Universal Serial Bus), ConvertorNo of coded message of SCC (Sensor controls the Converter), the ConvertorNo of coded message of SCR, Event ID, and the like. According to the invention, the technical effect that the mutual information exchange of the things sensing and control information of the Internet of things with different management platform servers of the Internet of things, which adopt same transport protocols, is carried out through the network layer by using a general communication transport protocol is achieved.
Description
Technical field
The present invention relates to the Internet of Things field,, realize the exchange of article perception and control information and Internet of Things management platform server mutual information in particular to a kind of Internet of Things " network layer " data communication transmitting method.
Background technology
Internet of Things is meant by various information sensing equipment, as device and technology such as transducer, radio-frequency (RF) identification (RFID) technology, global positioning system, infrared inductor, laser scanner, gas sensors, at need to monitor, connect, interactive object or process, gather the information of various needs such as its, light, heat, electricity, mechanics, chemistry, biology, position, and on the internet with the information aggregating gathered, realize that by internet platform thing is connected with the people's with thing, thing, finally reach identification, manage and control the purpose of all target objects.
Internet of Things (The Intemet of things), literal upward understanding is " the Internet of all things on earth ".Although the definition for Internet of Things has multiple statement, the implication after concentrating is roughly the same, all contains the sensing layer of comprehensive perception, the network layer of reliable delivery, these several key elements of application layer of Intelligent treatment.The simplest understanding is exactly " identification " and " management " that realizes thing and thing, thing and people's information exchange by the Internet for Internet of Things.
The maximum difference of Internet of Things and the Internet is that the Internet is the interpersonal information exchange with thinking, the complexity height of various communication protocols and information; Internet of Things be thing and thing,
Information Recognition between thing and the people and exchange, the enormous amount of all things on earth needs simple uniform communication agreement, simple information exchange.
Transducer is the base unit that constitutes Internet of Things, is the knowledge of Internet of Things, is the source that Internet of Things obtains relevant information.Standard GB 7665-87 to the definition under the transducer is: " can experience specified measuring range and convert the device or the device of available signal to according to certain rules, be made up of senser and conversion element usually ".From this definition, " the various information sensing equipment that Internet of Things is used " all belong to the transducer category.
What transducer solved is the perception and the monitoring of " up ", is unidirectional " identification " information, realize controlling, and also needs actuator (as output modules such as the valves etc.) receiving control information of " descending ", realizes complete " control integration ".Actuator also is an often unheeded ring during present Internet of Things is discussed, and " identification " notion of Internet of Things is the information that comprise perception and control.
Transducer and actuator all can not use separately, need supporting reception and control appliance, therefore the scope of " the various information sensing equipment that Internet of Things is used " should comprise transducer, actuator and with transducer and the mutual control appliance of actuator mutual information, be a kind of " sensing identification controller " SRC (Sensor recognizes the controller).
Existing Internet of Things is used, and article are furnished with the transducer with a kind of Data Transport Protocol, and transducer adopts unified transmission means, the transmission data.Management computer or embedded device form protocol data with perception and the subsidiary identifying information of going up article, management computer of control information that receives, and send the data to the server of Internet of Things management platform, and realization information exchanges mutually.Every kind of transducer has the Data Transport Protocol of oneself, and every kind of Internet of Things network layer host-host protocol also is distinctive.
There are a lot " sensing identification controller " SRC when the transmission data, to adopt multiple transmission means, wired and the wireless two kinds of communication modes of main branch, wired mode has transmission technologys such as fieldbus, M-BUS bus, switching value, PSTN, and wireless mode has transmission technologys such as RFID radio-frequency (RF) identification, infrared induction, GMS note.And in every kind of transmission means, SRC also has the host-host protocol of oneself, so just has multiple different transmission data.
Internet of Things core technology transport layer: Wide Area Networks such as communication network, the Internet, 3G network, GPRS network, CHINA RFTCOM Co Ltd, NGB etc. are arranged, and which kind of transmission network all provides ripe transmission technology for us.Internet of Things is the transmission content in the problem of network layer, just which type of data protocol could realize each article perception of Internet of Things and control information and different management platform mutual information exchanges with.
In realizing process of the present invention, the inventor finds that the kind of SRC is limited, perception that contains and control information are limited, the transmission means that adopts is limited, with the coffret of management computer or embedded device also be limited, by these general character points are studied, can realize with a simple and practical data transmission method, form a unified network layer data host-host protocol, realize thing and thing, thing and the exchange of people's mutual information.
Summary of the invention
The invention provides a kind of Internet of Things " network layer " data communication transmitting method, the perception information that the perception control identifier of article sends and the control information and management computer or embedded device information exchange of reception, and convert a kind of protocol data to and be connected on the Internet and transmit, with the information exchange of Internet of Things management platform, it is characterized in that: the data or the information that contain each article perception and control in described management computer or the embedded device database, and subsidiary 7 essential information data, the kind numbering that includes perception control identifier SRC, perception and state of a control information StatusID, the data transfer mode TrasformNo of SRC, the COM or the USN interface message data PortNo of management computer or embedded device and perception control transformation device, the coding information data ConvertorNo of the perception control transformation device SCC that SRC connects, the identifying information data ComputerID of management computer or embedded device, the article code information data ThingsID that management computer or embedded device connect, the identifying information data SeverID of Internet of Things management platform server; And by wherein StatusID, ThingsID, ComputerID, SeverID and EventID event id data are formed a kind of Internet of Things " network layer " Data Transport Protocol according to bag.Realized that the perception of the different article of Internet of Things communicates by letter with a kind of general communication transport protocols with control information, reached the technique effect that mutual information exchanges between the different Internet of Things management platform servers by between " network layer " management computer different or embedded device and the different Internet of Things management platform server with adopting same transmission protocol.
In embodiments of the present invention, the article perception information is transferred to the flow process of different Internet of Things management platform servers:
The Item Information of SRC perception will transmit data transaction by SCC and become RS232 or usb data to be transferred to management computer or embedded device; With the data database storing comparison, find out corresponding data cell and 7 groups of subsidiary Back ground Informations, or decode 7 groups of master datas that the article perception information is found out correspondence after management computer or the embedded device reception data according to alternate manner; Wherein ThingsID, ComputerID, SeverID-A, StatusID, the synthetic packet of EventID data set send to Internet of Things A server, after the A server is received Internet of Things B server requests, make SeverID-A into SeverID-B, packet is transmitted to Internet of Things B server;
If these article incorporate Internet of Things B in addition, the SeverID-A of ThingsID, the ComputerID of management computer or embedded device, SeverID-A, StatusID, EventID data set makes SeverID-B into, data are sent to Internet of Things B, and the B server is found out corresponding information by ThingsID, StatusID data.
The management process that different Internet of Things management platform servers are controlled its management article:
Internet of Things B server sends StatusID to Internet of Things A server, ThingsID, SeverID-A, EventID database and subsidiary request instruction, Internet of Things A server passes through ThingsID, StatusID finds out ComputerID and dynamic IP thereof in database, and packet sent to management computer or embedded device, after management computer or embedded device are received packet, find out the SRC control command of storage or convert control command to according to ThingsID in the packet and StatusID data, PortNo COM or usb communication port, the ConvertorNo of SCC, the TrasformNo of SCC; Management computer or embedded device to the SCC of correspondence sending controling instruction, tell SCC to convert the SRC control data of correspondence the data of corresponding transmission means to by corresponding port, and corresponding SRC receives control data and controls article E.
This Internet of Things " network layer " data communication transmitting method, overcome in the correlation technique network layer and can't transmit different types of SRC perception and control information with a unified Data Transport Protocol, with technical problems such as Internet of Things management platform information exchange mutually, and then reached Internet of Things and use and can take a kind of unified Data Transport Protocol, realization information exchanges mutually.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is Internet of Things " network layer " data communication transmitting method schematic diagram;
Fig. 2 is StatusID perception according to an embodiment of the invention and control information conversion schematic diagram;
Fig. 3 is that different according to an embodiment of the invention Internet of Things servers receive article perception information schematic diagram;
Fig. 4 is that different according to an embodiment of the invention Internet of Things servers send article control information schematic diagram;
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the present invention in detail.
Fig. 1 is the block diagram of Internet of Things " network layer " data communication transmitting method according to an embodiment of the invention.
Perception control appliance 101 is the Sensor-transducer by article, SRC perception control identifier and SCC perception control transformation device, Control-control, and the Convertor-transducer is formed.SRC refers to various up detecting sensors, up detecting sensor and descending control actuator, descending implementation controller.The perception of SRC and the transmission of control information have wire transmission modes such as fieldbus, M-BUS bus, 24V fire-fighting bus, switching value, PSTN, wireless transmission methods such as RFID radio-frequency (RF) identification, infrared induction, GMS note, and different separately host-host protocols is arranged.SCC201 has wired and reception and transtation mission circuit wireless transmission method, and the SRC data transaction that can receive different transmission meanss becomes RS232 or usb data, is transferred to management computer or embedded device by different COM or USB port; The COM that receiving management computer or embedded device are different or the data of USB port convert corresponding transmission means data to, are transferred to SRC, and article are controlled.
Management computer or embedded device 301, receive perception information and send control information in 2 kinds of modes, the one, the SRC perception information data and the storage SRC perception information data in the management computer data that receive are compared, find out corresponding memory cell, obtain perception information; The 2nd, decode to receiving data with the agreement of agreement, find out perception information.StatusID, COM/USB interface PortNo, SCC transducer ConvertorNo, the SRC transmission means TrasformNo of each perception information of each article corresponding ThingsID article ID, ComputerID computer ID, SeverID server ID, SRC in database, 7 groups of essential information data.
The kind numbering of StatusID SRC in the described transmitted data on network bag, perception and state of a control information contain the numbering data of the multiple different SRC that is connected SCC and the status data of perception information and control information; ThingsID is connected the article identification information data of article in management computer or the embedded device; ComputerID management computer or information datas such as embedded device identifying information and dynamic IP; The identifying information of SeverID Internet of Things management platform server and fixing IP information data; The auxiliary exchange message of EventID management computer or embedded device and management platform server; This five kinds of data, article and the perception of article and unique recognition property of control information in Internet of Things have been determined, unique recognition property of management computer or embedded device, the unique recognition property of Internet of Things management platform server, event attribute, form a network layer transmits data packets, form a communication transport protocols.
The PortNo management computer of described transmitted data on network bag or COM or the USN interface message data of embedded device and SCC, it connects the communication port of a plurality of SCC; The address code information data of ConvertorNo SCC have determined to connect the geocoding data of the SCC of SRC; The data transfer mode information data of TrasformNo SRC is the numbering data of wireless transmission methods such as wire transmission modes such as fieldbus, switching value, M-BUS bus, DTMF bus, 24V fire-fighting bus and RFID radio-frequency (RF) identification, infrared induction, GSM note; These three groups of data have been determined the transmit port of SRC receiving control information, the geocoding of SCC and the transmission means of SRC, are stored in management computer or the embedded device database;
Management computer or embedded device are found out the SRC control data of database storage in the three groups of data of StatusID that receive Internet of Things management platform server transmission ThingsID article ID, ComputerID computer ID, SRC; Subsidiary COM/USB interface PortNo, SCC transducer ConvertorNo, three groups of data messages of SRC transmission means TrasformNo have been determined the SCC geocoding at SCR place, transmission means and the coffret of SRC.Management computer or embedded device send instruction to the SCC of correspondence, inform that control data with SRC converts corresponding transmission means to and sends to SRC, and article are controlled.
Fig. 2 is StatusID perception according to an embodiment of the invention and control information conversion schematic diagram;
The perception of every kind of attachment SRC and control information are included in the SRC transmission data in Internet of Things, kind of information, the perception control information of the SRC that management computer or embedded device will receive or send is compiled into kind numbering, perception and state of a control coded data corresponding among the StatusID, one group of data of the corresponding StatusID of each perception information of the SRC that each article is joined and control information are transformed into every kind of SRC perception and control information in the StatusID data.In management computer or embedded device database, each article ThingsID, the data or the information of many perception of corresponding SRC and control, corresponding a plurality of StatusID data; Unique perception or the control information of the corresponding article of the combination of each StatusID data and ThingsID data.
Internet of Things management platform server database contains StatusID database and ThingsID, ComputerID, SeverID database; The StatusID database contains multiple SRC and perception and control data and corresponding information in each management computer or the embedded device; ThingsID, ComputerID, SeverID database remove the identifying information that contains three groups of data, also contain positional information, manufactory's information, the type information of article; When perception and the control information that server is received and decoding is come out from the StatusID data.After server database is received packet, find out positional information, manufactory's information, the type information of article at ThingsID, ComputerID, SeverID database, in the StatusID database, produce the information of corresponding data by ThingsID; In the time will controlling to article, in the StatusID database, find out the data of control information correspondence, send to corresponding management computer or embedded device with ThingsID, ComputerID data combination.
The management computer or the embedded device that connect a plurality of article are realized communicating by letter the shared dynamic IP addressing of a plurality of article with the fixed ip address of Internet of Things management platform server with the dynamic IP addressing of capturing automatically; Management computer or embedded device constantly detect the dynamic IP that is obtained, if the IP address changes, management computer or embedded device can send to the management platform server with new IP address, and the management platform server can be exchanged with management computer or embedded device mutual information.
The EventID event id be management computer or embedded device with different Internet of Things management platform servers between and the information and the instruction that exchange mutually between the different Internet of Things management platform servers, i.e. other event information that exchanges mutually except that article perception and control information.Event information comprises multi-medium data, some requests each other and control commands etc. such as event information that perception that article are specific and control information cause, audio frequency and video.
Embodiment one, Internet of Things A and Internet of Things B have identical StatusID database and ThingsID, ComputerID, SeverID database, the perception information of Internet of Things A article C sends to Internet of Things B server, in conjunction with Fig. 1, Fig. 3, present embodiment is described.In the present embodiment, the SRC perception information of article C will transmit data transaction by SCC and become RS232 or usb data to be transferred to management computer or embedded device; With the data database storing comparison, find out corresponding data cell and 7 groups of subsidiary Back ground Informations, or decode 7 groups of master datas that the article perception information is found out correspondence after management computer or the embedded device reception data according to alternate manner; Wherein ThingsID, ComputerID, SeverID-A, StatusID, the synthetic packet of EventID data set send to Internet of Things A server, after the A server is received Internet of Things B server requests, make SeverID-A into SeverID-B, packet is transmitted to Internet of Things B server.
If the C article incorporate Internet of Things B in addition, the SeverID-A of ThingsID, the ComputerID of management computer or embedded device, SeverID-A, StatusID, EventID data set makes SeverID-B into, data are sent to Internet of Things B, and the B server is found out corresponding information by ThingsID, StatusID data.
Embodiment two, Internet of Things A and Internet of Things B have identical StatusID database and ThingsID, ComputerID, SeverID database, and the article E of Internet of Things B control Internet of Things A in conjunction with Fig. 1, Fig. 4, illustrates present embodiment.In the present embodiment, Internet of Things B server sends StatusID to Internet of Things A server, ThingsID, SeverID-A database and subsidiary request instruction, Internet of Things A server passes through ThingsID, StatusID finds out ComputerID and dynamic IP thereof in database, and packet sent to management computer or embedded device, after management computer or embedded device are received packet, find out the SRC control command of storage or convert control command to according to ThingsID in the packet and StatusID data, PortNo COM or usb communication port, the ConvertorNo of SCC, the TrasformNo of SCC; Management computer or embedded device to the SCC of correspondence sending controling instruction, tell SCC to convert the SRC control data of correspondence the data of corresponding transmission means to by corresponding port, and corresponding SRC receives control data and controls article E.
In addition, Internet of Things B server can be implemented the control to the E article directly to management computer or embedded device sending controling instruction behind the ComputerID and dynamic IP thereof that obtain E article place management computer or embedded device.
Annotating information:
SRC: sensing identification controller, Sensor-transducer, recognizes-identification, controller-controller.
SCC perception control transformation device is the Sensor-transducer, Control-control, Convertor-transducer
Claims (9)
1. an Internet of Things " network layer " data communication transmitting method, the perception information that the perception control identifier of article sends and the control information and management computer or embedded device information exchange of reception, and convert a kind of protocol data to and be connected to internet transmission, with the information exchange of Internet of Things management platform, it is characterized in that:
The data or the information that contain each article perception and control in described management computer or the embedded device database, and subsidiary 7 essential information data, the kind numbering that includes perception control identifier SRC, perception and state of a control information StatusID, the data transfer mode TrasformNo of SRC, the COM or the USN interface message data PortNo of management computer or embedded device and perception control transformation device, the coding information data ConvertorNo of the perception control transformation device SCC that SRC connects, the identifying information data ComputerID of management computer or embedded device, the article identification information data ThingsID that management computer or embedded device connect, the identifying information data SeverID of Internet of Things management platform server; And by wherein StatusID, ThingsID, ComputerID, SeverID and EventID event id data are formed a kind of Internet of Things " network layer " Data Transport Protocol according to bag.
2. according to the described Internet of Things of claim 1 " network layer " data communication transmitting method, it is characterized in that the kind numbering of the StatusID SRC in the described transmitted data on network bag, perception and state of a control information, ThingsID are connected the article identification information data of article in management computer or the embedded device; ComputerID management computer or information datas such as embedded device identifying information and dynamic IP; The identifying information of SeverID Internet of Things management platform server and fixing IP information data; The auxiliary exchange message of EventID management computer or embedded device and management platform server; This five kinds of data, article and the perception of article and unique recognition property of control information in Internet of Things have been determined, unique recognition property of management computer or embedded device, the unique recognition property of Internet of Things management platform server, event attribute, form a network layer transmits data packets, form a communication transport protocols.
3. according to the described Internet of Things of claim 1 " network layer " data communication transmitting method, it is characterized in that, the address code information data of the COM of the PortNo of subsidiary 7 essential information data management computer or embedded device and SCC or USN interface message data, ConvertorNo SCC in described management computer or the embedded device database have been determined the geocoding data of the SCC of connection SRC; The data transfer mode information data of TrasformNo SRC is the numbering data of wireless transmission methods such as wire transmission modes such as fieldbus, switching value, M-BUS bus, DTMF bus, 24V fire-fighting bus and RFID radio-frequency (RF) identification, infrared induction, GSM note; These three groups of data have been determined the transmit port of SRC receiving control information, the geocoding of SCC and the transmission means of SRC, and are stored in management computer or the embedded device database;
Management computer or embedded device are found out the SRC control data of database storage in the three groups of data of StatusID that receive Internet of Things management platform server transmission ThingsID article ID, ComputerID computer ID, SRC; Subsidiary COM/USB interface PortNo, SCC transducer ConvertorNo, three groups of data messages of SRC transmission means TrasformNo have been determined the SCC geocoding at SCR place, transmission means and the coffret of SRC.Management computer or embedded device send instruction to the SCC of correspondence, inform that control data with SRC converts corresponding transmission means to and sends to SRC, and article are controlled.
4. according to the described Internet of Things of claim 1 " network layer " data communication transmitting method, it is characterized in that, the perception of every kind of attachment perception control identifier and control information are included in the perception control identifier transmission data in Internet of Things, and kind of information, the perception control information of the perception control identifier that management computer or embedded device will receive or send are compiled into kind numbering, perception and state of a control coded data corresponding among the StatusID.
5. according to the described Internet of Things of claim 1 " network layer " data communication transmitting method, it is characterized in that Internet of Things management platform server database contains StatusID database and ThingsID, ComputerID, SeverID database; The StatusID database contains multiple SRC and perception and control data and corresponding information in each management computer or the embedded device; ThingsID, ComputerID, SeverID database remove the identifying information that contains three groups of data, also contain positional information, manufactory's information, the type information of article and perception and the control information that decoding is come out from the StatusID data.
6. according to the described Internet of Things of claim 1 " network layer " data communication transmitting method, it is characterized in that, the management computer or the embedded device that connect a plurality of article, realize communicating by letter the shared dynamic IP addressing of a plurality of article with the fixed ip address of Internet of Things management platform server with the dynamic IP addressing of capturing automatically; Change in the management dynamic IP addressing that computer or embedded device obtained, management computer or embedded device can fall new IP address and send to the management platform server.
7. according to the described Internet of Things of claim 1 " network layer " data communication transmitting method, it is characterized in that, described EventID event id be management computer or embedded device with different Internet of Things management platform servers between reach other event information that exchanges mutually except that article perception and control information between the different Internet of Things management platform servers.
8. according to the described Internet of Things of claim 1 " network layer " data communication transmitting method, it is characterized in that the article perception information is transferred to the flow process of Internet of Things management platform server:
The Item Information of SRC perception will transmit data transaction by SCC and become RS232 or usb data to be transferred to management computer or embedded device; With the data database storing comparison, find out corresponding data cell and 7 groups of subsidiary Back ground Informations, or decode 7 groups of master datas that the article perception information is found out correspondence after management computer or the embedded device reception data according to alternate manner; Wherein ThingsID, ComputerID, SeverID-A, StatusID, the synthetic packet of EventID data set send to Internet of Things A server, after the A server is received Internet of Things B server requests, make SeverID-A into SeverID-B, packet is transmitted to Internet of Things B server;
In addition, if these article incorporate Internet of Things B into, the SeverID-A of ThingsID, the ComputerID of management computer or embedded device, SeverID-A, StatusID, EventID data set makes SeverID-B into, data are sent to Internet of Things B, and the B server is found out corresponding information by ThingsID, StatusID data.
9. according to the described Internet of Things of claim 1 " network layer " data communication transmitting method, it is characterized in that the management process that different Internet of Things management platform servers are controlled its management article:
Internet of Things B server sends StatusID to Internet of Things A server, ThingsID, SeverID-A, EventID database and subsidiary request instruction, Internet of Things A server passes through ThingsID, StatusID finds out ComputerID and dynamic IP thereof in database, and packet sent to management computer or embedded device, after management computer or embedded device are received packet, find out the SRC control command of storage or convert control command to according to ThingsID in the packet and StatusID data, PortNo COM or usb communication port, the ConvertorNo of SCC, the TrasformNo of SCC; Management computer or embedded device to the SCC of correspondence sending controling instruction, tell SCC to convert the SRC control data of correspondence the data of corresponding transmission means to by corresponding port, and corresponding SRC receives control data, and enforcement is to the control of E article;
In addition, Internet of Things B server can be implemented the control to the E article directly to management computer or embedded device sending controling instruction behind the ComputerID and dynamic IP thereof that obtain E article place management computer or embedded device.
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| CN103346961A (en) * | 2013-07-03 | 2013-10-09 | 广州海星物联网信息科技有限公司 | Method and system for data packaging exchanging |
| CN104936312A (en) * | 2015-06-18 | 2015-09-23 | 山东建筑大学 | Internet of things intelligent node with functions of data preprocessing and equipment management, and method thereof |
| CN106157222A (en) * | 2016-08-31 | 2016-11-23 | 成都秦川科技发展有限公司 | Information distributing method and device, subject table based on Internet of Things |
| CN106331139A (en) * | 2016-08-31 | 2017-01-11 | 成都秦川科技发展有限公司 | Internet of things based information distribution method and device and operator management server |
| CN106330943A (en) * | 2016-08-31 | 2017-01-11 | 成都秦川科技发展有限公司 | Internet of things secret channel and public network fuzzy information distribution control method and device |
| CN106330941A (en) * | 2016-08-31 | 2017-01-11 | 成都秦川科技发展有限公司 | Information private distribution and object control method and apparatus of private channel of Internet of Things |
| CN109327515A (en) * | 2018-09-26 | 2019-02-12 | 华润置地控股有限公司 | A kind of Internet of things system |
| CN114198879A (en) * | 2021-11-03 | 2022-03-18 | 武汉慧联无限科技有限公司 | Control system, control method and device for multi-split equipment, equipment and medium |
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- 2011-07-13 CN CN2011101953824A patent/CN102215267A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103346961A (en) * | 2013-07-03 | 2013-10-09 | 广州海星物联网信息科技有限公司 | Method and system for data packaging exchanging |
| CN104936312A (en) * | 2015-06-18 | 2015-09-23 | 山东建筑大学 | Internet of things intelligent node with functions of data preprocessing and equipment management, and method thereof |
| CN104936312B (en) * | 2015-06-18 | 2018-04-27 | 山东建筑大学 | The method of work of Internet of Things intelligent node with data prediction and equipment Management Function |
| CN106157222A (en) * | 2016-08-31 | 2016-11-23 | 成都秦川科技发展有限公司 | Information distributing method and device, subject table based on Internet of Things |
| CN106331139A (en) * | 2016-08-31 | 2017-01-11 | 成都秦川科技发展有限公司 | Internet of things based information distribution method and device and operator management server |
| CN106330943A (en) * | 2016-08-31 | 2017-01-11 | 成都秦川科技发展有限公司 | Internet of things secret channel and public network fuzzy information distribution control method and device |
| CN106330941A (en) * | 2016-08-31 | 2017-01-11 | 成都秦川科技发展有限公司 | Information private distribution and object control method and apparatus of private channel of Internet of Things |
| CN109327515A (en) * | 2018-09-26 | 2019-02-12 | 华润置地控股有限公司 | A kind of Internet of things system |
| CN114198879A (en) * | 2021-11-03 | 2022-03-18 | 武汉慧联无限科技有限公司 | Control system, control method and device for multi-split equipment, equipment and medium |
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Application publication date: 20111012 |