CN108989358A - One kind being based on ICP/IP protocol frame operation data acquisition methods - Google Patents
One kind being based on ICP/IP protocol frame operation data acquisition methods Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/06—Notations for structuring of protocol data, e.g. abstract syntax notation one [ASN.1]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/161—Implementation details of TCP/IP or UDP/IP stack architecture; Specification of modified or new header fields
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/22—Parsing or analysis of headers
Abstract
The invention proposes one kind to be based on ICP/IP protocol frame operation data acquisition methods, builds the data integrated system based on Ethernet, host computer and database server via Ethernet are connected to the controller of Weaving device；Database server is deployed in weaving data collection client, and database server sends a command to the controller of Weaving device by way of request message, and controller returns to corresponding response message according to message is sent；The data of transmission are packaged by response message by ICP/IP protocol, and data are stored in thread memory in the form of response message, by the entity table of memory table batch updating to database server；User terminal encodes multiple feedback informations according to the quantity and linear block codes sequence of feedback information using information multiplexing system, realizes information multiplexing.The present invention realize under Ethernet TCP mode known to agreement data mode interaction, meet comprehensive for bottom-up information, accurate, timely data acquisition demand.
Description
Technical field
The present invention relates to the technical fields that frame operation data obtains, more particularly to a kind of ICP/IP protocol frame that is based on to transport
Row data capture method.
Background technique
Also compare currently, the technological level of China's textile industry, the technical level of equipment, enterprise management level are relatively external
It is low, seriously constrain the development of enterprise.Currently, there is no set of similar information to obtain in Textile Information data integration field
System can not be acquired the operation data of frame.Existing frame operation data mainly passes through industry control and integrates acquisition software such as
Step7 cooperates WinCC to realize that occupied space is big, needs more complex installation procedure and maintenance cost is higher, and acquisition configuration is complicated
Flexibility is insufficient, basic without portability.Existing data integration generallys use commercial configuration software bottom data driving
External member reads data, but limitation is larger in the timeliness and variable number of data response；It in addition is exactly individual data
Collection plate is used to obtain equipment board bottom operation information, and this method is more out-of-date and information content is smaller, is not able to satisfy modern spinning
The information system requirement of machine equipment.
Summary of the invention
It is numerous for equipment in existing textile industry, the technical issues of can not achieve weaving loom similar information quick obtaining,
The present invention proposes one kind based on ICP/IP protocol frame operation data acquisition methods, and realizing can under all Ethernet TCP/IP modes
Know the data mode interaction of agreement, acquisition configuration is flexible, has cross-platform and portable.
In order to achieve the above object, the technical scheme of the present invention is realized as follows: a kind of be based on ICP/IP protocol frame
Operation data acquisition methods, its step are as follows:
Step 1: building the data integrated system based on Ethernet, and the facility information of acquisition is pre-processed and stored by PLC controller
In PLC memory, host computer server via Ethernet is connected to the network interface of PLC controller offer；
Step 2: in weaving data collection client, host computer service sends TCP/IP for host computer and database server disposition
For the form of protocol massages to the PLC controller of Weaving device, PLC controller returns to corresponding message to upper according to message is received
Machine；
Step 3: the data of transmission are packaged by response message by ICP/IP protocol, and data are stored online in the form of response message
In journey memory, host computer is by reading thread internal data and carrying out data parsing according to ICP/IP protocol, by the life after parsing
The data for producing actual value are stored into C# collection of queues, in the write-in memory table of the Queue Algorithm " first in first out " of each parameter,
Memory table is identical as the entity table structure of database server to be mapped the batch data in final memory table each other and is updated to data
In the entity table of library server；
Step 4: user terminal is using information multiplexing system according to the quantity and linear block codes sequence of feedback information to multiple anti-
Feedforward information is encoded, and target length intercepts corresponding encoded infonnation after being encoded according to feedback information, by the coding of interception
Information sequence is divided into multiple feedback information logic units afterwards, and by multiple feedback information logic units, rank indication information logic
Unit, control information logic unit and data information logic unit are multiplexed together.
The data integrated system includes mechanical floor and control layer, and mechanical floor is connected with control layer by Ethernet；If
Standby layer includes several communication modules, and communication module is connected with Ethernet, and communication module completes ICP/IP protocol conversion, often
A communication module is connected with the PLC controller of a Textile Machinery；The control layer includes Web server, database service
Device and host computer, Web server, database server and host computer are connected with Ethernet, and collected field data is logical
Cross Ethernet and enter host computer, host computer will treated data are stored in database server, Web server is by database service
Data in device are issued by webpage to department of enterprise organization.
The Ethernet is the Industrial Ethernet built by cable and interchanger.
Between the computer of the data integrated system in communication, whens data, successively transmits from upper layer to lower layer, each
Layer will deliver data for one layer plus different control information still further below；Data are being transmitted to mesh from the physical medium of the bottom
Ground when, then successively transmitted from lower layer to upper layer, each layer will remove the control information of oneself, deliver for one layer then up.
The transmission message includes read-write requests and address offset amount, and response message includes the corresponding value in each address；TCP
Agreement is independently obtained by interchanger mirror image according to the format that data are sent and analyzes parsing data；Transmission Control Protocol passes through to data
Decoding, analysis and classification, excavate out profound information, and manage and maintain network based on the analysis results.
The weaving data collection client realizes the separation of the page and business end using MVC three-tier architecture, matches in the page
Setting the information such as the message of the PLC controller of Weaving device IP address and different manufacturers can be used, by the interval for adjusting thread
Time realizes configurable refreshing frequency, and data integrated system carries out byte conversion according to the different transformation rule of parameter；Weaving number
Multithreading is used according to acquisition client, is called hundreds of sub threads to send message by main thread and is received message, every height
Thread is independently independent of each other, and each message judges the data conversion for needing to carry out, pass through parameter according to the parameter format of definition
High-low-position translation resolution is at manufacturing parameter value needed for application system.
The Transmission Control Protocol is converted according to configuration, parameter name, parameter type, word length, scale, word bit in message
Rule, coefficient carry out a series of parsings to the value of each parameter and operate: firstly, Transmission Control Protocol obtains message binary sequence, root
Binary system is carried out according to parameter data type and word length and intercepts to obtain the corresponding binary sequence of each parameter, further according to transformation rule
High-low-position conversion is carried out, metric actual value is then converted into, finally carrying out scale and coefficient product calculation will tie
Fruit is written in the entity table of database server.
It is planned by Weaving device address, textile manufacturing each process uses identical address, each a set of report of process configurations
Text can acquire all devices parameter of the process to realize information multiplexing；Information multiplexing refers to existing information and its letter
Breath technology provides endlessly information resources for constructing new information resources for enterprise；The control information logic unit,
The bit number that multiple rank indication information logic units, data information logic unit, feedback information logic unit include is identical.
The information multiplexing system is made of base station and user terminal, base station, for sending data packet to user terminal, and
Receive the information corresponding with data packet of user terminal feedback；User terminal, for generating phase according to the data packet from base station
The information answered, and generated various different information multiplexings are passed through into TCP on first time slot and second time slot of subframe
Protocol massages feed back to base station.
The user terminal includes information-generation module, information multiplexing module and information feedback module, information-generation module,
For generating corresponding information according to the data packet from base station；Information multiplexing module link information generation module, for that will produce
Raw various different information multiplexings are on first time slot and second time slot of subframe；The multiplexing of information feedback module link information
Module, for the information in subframe to be fed back to base station by Transmission Control Protocol message.
Beneficial effects of the present invention: using client-server mode, and data collection client is taken by server and PLC
For the Ethernet built by read-write requests message transmissions to PLC, PLC is written and read simultaneously returning response message according to message is sent；
Communication module accesses every equipment using polling mode, when equipment can not connection when more new database in connection state be weaving
The warning note of information system provides data and supports.The present invention acquires skill using dedicated information multiplexing technology, multiline message
Art and data processing technique realize the information that can be provided or cannot provide independently of equipment board, while meeting intelligent spinning
System is comprehensive for bottom-up information, accurate, timely data acquisition demand.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is that the network of data collection system of the invention constitutes structure chart.
Fig. 2 is mixing principle figure of the Transmission Control Protocol of the present invention in conjunction with Web.
Fig. 3 is the functional block diagram of information multiplexing unit of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under that premise of not paying creative labor
Embodiment shall fall within the protection scope of the present invention.
One kind being based on ICP/IP protocol frame operation data acquisition methods, and its step are as follows:
Step 1: building the data integrated system based on Ethernet, and the facility information of acquisition is pre-processed and stored by PLC controller
In PLC memory, host computer server via Ethernet is connected to the network interface of PLC controller offer.
As shown in Figure 1, the data integrated system includes mechanical floor and control layer, mechanical floor and control layer pass through Ethernet
It is connected.Mechanical floor includes several communication modules, and communication module is connected with Ethernet, each communication module and a spinning
The PLC controller of machine equipment is connected, and acquisition while multiline message may be implemented.PLC controller realize data acquisition and
The tasks such as the processing of front end data.Communication module is the smart machine that can be independently programmable and run, and completes ICP/IP protocol and turns
The tasks such as change.The Ethernet is the Industrial Ethernet built by cable and interchanger.
The control layer includes Web server, database server and host computer, Web server, database server and
Host computer is connected with Ethernet, and collected field data enters host computer by Ethernet, and by treated, data are deposited
Enter database server, Web server is issued by certain mode to department of enterprise organization.
Step 2: in weaving data collection client, host computer service is sent for host computer and database server disposition
The form of ICP/IP protocol message is to the PLC controller of Weaving device, and PLC controller is according to the corresponding message of reception message return
To host computer.
As shown in Fig. 2, Ethernet uses Transmission Control Protocol, realizes data and reliably transmit, it is substantially full in Real-time System
The foot requirement of transmission time.The field data of acquisition is packaged by PLC controller according to ICP/IP protocol, is sent out by communication module
Toward Ethernet, host computer the data of acquisition are analyzed and processed and will treated data deposit database server, Web takes
Device be engaged in for the data transmission in database server to Internet.Client PC machine is communicated by Internet, is received
The data of collection in worksite, or send and order to the PLC controller of field device.Control layer of the invention is combined with WEB mode,
Can meet the needs of more users and different situations.PC machine accepts the installation of client computer and application is supported, firewall is effectively prevent
Internetwork malicious attack and network are managed.
The present invention is based on Java C# software platforms to be write using general high language, connects function using bottom ethernet
It is able to achieve and is connected with the Ethernet interface of the PLC controller of Textile Machinery, by sending reading data message, then receive and return
Data are returned, DU unit are parsed according to message protocol, to obtain data.
Host computer, which carries out reading data, does not have particular/special requirement to operating system and data application, is satisfied with all Ethernets
The data mode interaction of agreement known under TCP mode, can fast implement data interaction.In order to meet cross-platform data access data
Type configuration adjustment, communication abnormality diagnosis and self- recoverage, communication speed and circulation thread are configurable, and the database of data storage can
Choosing is configurable, and running log automatically records, and portable is reused.
Step 3: the data of transmission are packaged by response message by ICP/IP protocol, defeated by communication module and Ethernet
It send to host computer, data are stored in thread memory in the form of response message, will be after parsing by the parsing of thread internal data
The data for producing actual value store the write-in memory table of the Queue Algorithm " first in first out " of each parameter into C# collection of queues
In, memory table is identical as the entity table structure of database server to be mapped each other, and final memory table batch updating to database takes
The entity table of business device.
Transmission Control Protocol is independently obtained by interchanger mirror image according to the format that data are sent and analyzes parsing data.Data set
At, in communication, whens data, successively transmits from upper layer to lower layer between the computer of system, each layer will be to data at
Reason, in addition different control information, is delivered for one layer still further below.Data when being transmitted to destination from the physical medium of the bottom,
It is successively transmitted from lower layer to upper layer again, each layer will remove the control information of oneself, deliver for one layer then up.Therefore, number
It is exactly the process constantly sealed off according to the process submitted from up to down in source station.And the work that Transmission Control Protocol is done be exactly to data by
Layer is sealed off, and the information of different levels agreement is obtained.The analysis of Transmission Control Protocol is carried out after capturing data, and logarithm is passed through
According to decoding, analysis and classification, excavate out profound information, and manage and maintain network based on the analysis results, Logistics networks
Normal operation.
Sending message includes read-write requests and address offset amount, and response message includes the corresponding value in each address.According to report
Configuration, parameter name, parameter type, word length, scale, word bit transformation rule, coefficient in text, to the value of each parameter into
A series of parsing operations of row: firstly, Transmission Control Protocol obtains message binary sequence, two are carried out according to parameter data type and word length
System intercepts to obtain the corresponding binary sequence of each parameter, carries out high-low-position conversion further according to transformation rule, is then converted into
Metric actual value, finally carries out scale and coefficient product calculation writes the result into the entity table of database server
In.Data in thread memory are binary sequences, and the when data in C# collection of queues are production actual value, and data are a series of to deposit
The process millisecond of storage is completed.
The present invention realizes the data exchange based on Ethernet protocol, communication mode can configure, can parse, speed can
It adjusts, weaving data collection client realizes the separation of the page and business end using MVC three-tier architecture, and data gathering project teacher is in page
Face configures the information such as the message of PLC controller of Weaving device IP address and different manufacturers and can be used, by adjusting thread
Interval time realizes configurable refreshing frequency, and data integrated system can carry out byte conversion according to the different transformation rule of parameter.
It is planned by Weaving device address, textile manufacturing each process uses identical address, and each process need to only configure one
Set message can acquire all devices parameter of the process to realize information multiplexing.Data collection client weave using multi-thread
Journey technology is called hundreds of sub threads to send message and is received message by main thread, and each sub thread is independently independent of each other, each
Message judges the data conversion for needing to carry out, by the high-low-position translation resolution of parameter at application according to the parameter format of definition
Manufacturing parameter value needed for system.
Step 4: user terminal is using information multiplexing system according to the quantity of feedback information, linear block codes sequence to more
A feedback information is encoded, and target length intercepts corresponding encoded infonnation after being encoded according to feedback information, by interception
Encoded infonnation sequence is divided into multiple feedback information logic units, and by multiple feedback information logic units, rank indication information
Logic unit, control information logic unit and data information logic unit are multiplexed together.
Information multiplexing refers to is used to construct new information resources for existing information and its information technology, provides source for enterprise
The continuous information resources in source, provide support and power for enterprise innovation.Realize information multiplexing key technology factor mainly include
Data mining technology, finish message technology, data warehouse and the factors such as database system technology and information architecture.
Multiple orders indicate information logic unit by multiple separate threads, realize control logic by the calling of random thread
Stepped multiplexing of the unit to information logic unit.Feedback information is decomposed into smaller information unit in thread, eventually according to acquisition
The logic unit initial amount of configuration, the quantity of lineal measure combination minimum information unit are held, coding rule reverse resolution goes out to feed back
The quantity and linear block codes sequence of information, and it is temporarily stored into information data queue one by one.Wherein, infologic list is controlled
The bit number that first, multiple rank indication information logic units, data information logic unit, feedback information logic unit include is identical.
As shown in figure 3, information multiplexing system is made of base station and user terminal.Base station, for sending number to user terminal
According to packet, and the information corresponding with data packet of user terminal feedback being received, base station is connected with the interchanger in Ethernet, thus
Realize the information multiplexing to acquisition data.User terminal, for generating corresponding information according to the data packet from base station, and will
Generated various different information multiplexings feed back to base station by message on first time slot and second time slot of subframe.
User terminal includes information-generation module, information multiplexing module and information feedback module, and information-generation module comes from for basis
The data packet of base station generates corresponding information.Information multiplexing module link information generation module, the various differences for that will generate
Information multiplexing is on first time slot and second time slot of subframe.Information feedback module link information Multiplexing module, being used for will
Information in subframe is by feeding back to base station.
The present invention is acquired for the similar information of Ethernet interface Textile Machinery, and it is soft to be different from commercial data interaction driving
Part, data communication software of the independent development based on TCP transmission, and protocal analysis and parsing filing are carried out to data, it realizes removable
It plants and the weaving data acquisition of configuration and integrated；Any Textile Information project of portable is configured by modification, is Textile Information
Change system provides acquisition data and supports.The information that the present invention can be provided independently of equipment board or cannot provide, while being also
Meet intelligent spinning system it is comprehensive for bottom-up information, it is accurate, timely data acquisition the needs of.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. one kind is based on ICP/IP protocol frame operation data acquisition methods, which is characterized in that its step are as follows:
Step 1: building the data integrated system based on Ethernet, and the facility information of acquisition is pre-processed and stored by PLC controller
In PLC memory, host computer server via Ethernet is connected to the network interface of PLC controller offer；
Step 2: in weaving data collection client, host computer service sends TCP/IP for host computer and database server disposition
For the form of protocol massages to the PLC controller of Weaving device, PLC controller returns to corresponding message to upper according to message is received
Machine；
Step 3: the data of transmission are packaged by response message by ICP/IP protocol, and data are stored online in the form of response message
In journey memory, host computer is by reading thread internal data and carrying out data parsing according to ICP/IP protocol, by the life after parsing
The data for producing actual value are stored into C# collection of queues, in the write-in memory table of the Queue Algorithm " first in first out " of each parameter,
Memory table is identical as the entity table structure of database server to be mapped the batch data in final memory table each other and is updated to data
In the entity table of library server；
Step 4: user terminal is using information multiplexing system according to the quantity and linear block codes sequence of feedback information to multiple anti-
Feedforward information is encoded, and target length intercepts corresponding encoded infonnation after being encoded according to feedback information, by the coding of interception
Information sequence is divided into multiple feedback information logic units afterwards, and by multiple feedback information logic units, rank indication information logic
Unit, control information logic unit and data information logic unit are multiplexed together.
2. according to claim 1 be based on ICP/IP protocol frame operation data acquisition methods, which is characterized in that the number
It include mechanical floor and control layer according to integrated system, mechanical floor is connected with control layer by Ethernet；Mechanical floor includes several
Communication module, communication module are connected with Ethernet, and communication module completes ICP/IP protocol conversion, each communication module and one
The PLC controller of a Textile Machinery is connected；The control layer includes Web server, database server and host computer, Web
Server, database server and host computer are connected with Ethernet, and collected field data is entered upper by Ethernet
Position machine, by treated, data are stored in database server to host computer, and Web server passes through the data in database server
Webpage is issued to department of enterprise organization.
3. according to claim 1 or 2 be based on ICP/IP protocol frame operation data acquisition methods, which is characterized in that institute
Stating Ethernet is the Industrial Ethernet built by cable and interchanger.
4. according to claim 1 be based on ICP/IP protocol frame operation data acquisition methods, which is characterized in that the number
According to, in communication, whens data successively transmits from upper layer to lower layer, and each layer will add data between the computer of integrated system
Upper different control information is delivered for one layer still further below；Data are when being transmitted to destination from the physical medium of the bottom, then under
Layer is successively transmitted to upper layer, and each layer will remove the control information of oneself, deliver for one layer then up.
5. according to claim 4 be based on ICP/IP protocol frame operation data acquisition methods, which is characterized in that the hair
Text of delivering newspaper includes read-write requests and address offset amount, and response message includes the corresponding value in each address；Transmission Control Protocol is independently according to number
It is obtained according to the format of transmission by interchanger mirror image and analyzes parsing data；Transmission Control Protocol by decoding to data, analyze and return
Class excavates out profound information, and manages and maintains network based on the analysis results.
6. according to claim 1 be based on ICP/IP protocol frame operation data acquisition methods, which is characterized in that the spinning
Organization data acquires the separation that client realizes the page and business end using MVC three-tier architecture, in page configuration Weaving device IP
The information such as the message of the PLC controller of location and different manufacturers can be used, and the interval time by adjusting thread is realized configurable
Refreshing frequency, data integrated system carry out byte conversion according to the different transformation rule of parameter；Weaving data collection client is adopted
With multithreading, is called hundreds of sub threads to send message by main thread and received message, the independent mutual not shadow of each sub thread
It rings, each message judges the data conversion for needing to carry out, pass through the high-low-position translation resolution of parameter according to the parameter format of definition
At manufacturing parameter value needed for application system.
7. according to claim 6 be based on ICP/IP protocol frame operation data acquisition methods, which is characterized in that described
Transmission Control Protocol is right according to configuration, parameter name, parameter type, word length, scale, word bit transformation rule, coefficient in message
The value of each parameter carries out a series of parsing operations: firstly, Transmission Control Protocol obtains message binary sequence, according to supplemental characteristic class
Type and word length carry out binary system and intercept to obtain the corresponding binary sequence of each parameter, carry out high-low-position further according to transformation rule and turn
It changes, is then converted into metric actual value, finally carry out scale and coefficient product calculation writes the result into database
In the entity table of server.
8. according to claim 1 be based on ICP/IP protocol frame operation data acquisition methods, which is characterized in that pass through spinning
Device address planning is knitted, textile manufacturing each process uses identical address, and each a set of message of process configurations can acquire the work
The all devices parameter of sequence is to realize information multiplexing；Information multiplexing refers to be used to construct by existing information and its information technology
New information resources provide endlessly information resources for enterprise；The control information logic unit, multiple rank indication informations
The bit number that logic unit, data information logic unit, feedback information logic unit include is identical.
9. according to claim 1 or 8 based on ICP/IP protocol frame operation data acquisition methods, which is characterized in that institute
It states information multiplexing system to be made of base station and user terminal, base station, for sending data packet to user terminal, and receives user's end
Hold the information corresponding with data packet of feedback；User terminal, for generating corresponding information according to the data packet from base station, and
It is anti-by Transmission Control Protocol message by generated various different information multiplexings on first time slot and second time slot of subframe
It feeds base station.
10. according to claim 9 be based on ICP/IP protocol frame operation data acquisition methods, which is characterized in that described
User terminal includes information-generation module, information multiplexing module and information feedback module, and information-generation module comes from for basis
The data packet of base station generates corresponding information；Information multiplexing module link information generation module, the various differences for that will generate
Information multiplexing is on first time slot and second time slot of subframe；Information feedback module link information Multiplexing module, being used for will
Information in subframe feeds back to base station by Transmission Control Protocol message.
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Cited By (8)
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| CN110471362A (en) * | 2019-07-31 | 2019-11-19 | 经纬智能纺织机械有限公司 | A kind of integrated control system of the thin network connection of spinning frame |
| CN112311661A (en) * | 2020-11-24 | 2021-02-02 | 腾讯科技（深圳）有限公司 | Message processing method, device, equipment and storage medium |
| CN112487271A (en) * | 2020-11-25 | 2021-03-12 | 浪潮通用软件有限公司 | Data acquisition method, system, equipment and medium |
| CN113075901A (en) * | 2020-05-18 | 2021-07-06 | 上海嘉九信息技术有限公司 | PLC data acquisition method and acquisition system |
| CN113296462A (en) * | 2021-05-13 | 2021-08-24 | 天海欧康科技信息(厦门)有限公司 | Multithreading PLC query optimization method based on IP grouping |
| CN113542273A (en) * | 2021-07-15 | 2021-10-22 | 北京润科通用技术有限公司 | Data transmission method and related equipment |
| CN114827143A (en) * | 2022-04-11 | 2022-07-29 | 广东省离散智造科技创新有限公司 | Discrete data acquisition method and system, cloud server and edge computing terminal |
| CN114095554B (en) * | 2021-12-01 | 2024-01-12 | 浙江国利网安科技有限公司 | Industrial control data processing method and device, storage medium and industrial control gateway |
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