CN109217986A - A kind of data transmission method and system based on Internet of Things - Google Patents
A kind of data transmission method and system based on Internet of Things Download PDFInfo
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- CN109217986A CN109217986A CN201811241796.4A CN201811241796A CN109217986A CN 109217986 A CN109217986 A CN 109217986A CN 201811241796 A CN201811241796 A CN 201811241796A CN 109217986 A CN109217986 A CN 109217986A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0006—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission format
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/24—Testing correct operation
- H04L1/245—Testing correct operation by using the properties of transmission codes
- H04L1/246—Testing correct operation by using the properties of transmission codes two-level transmission codes, e.g. binary
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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
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/146—Markers for unambiguous identification of a particular session, e.g. session cookie or URL-encoding
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Abstract
The present invention provides a kind of data transmission method and system based on Internet of Things, the method includes the steps: the length of device data is obtained, and generates the marker of the length according to default system；The device data before and after preset interval time is compared, changed data and corresponding index position are got；Marker is converted into binary data, is then converted the corresponding value of index position described in the binary data according to preset rules, the marker after being converted；By after conversion marker and the changed data be sent to server；To after the conversion received marker and changed data parse, obtain complete device data；The method and system considerably reduce the data volume for needing to send, and improve the data volume of server concurrent processing, and reduce the network communication cost of industrial enterprise.
Description
Technical field
The present invention relates to Internet of Things fields of communication technology, more particularly, to a kind of transmission side data based on Internet of Things
Method and system.
Background technique
Industrial Internet of Things is all kinds of acquisition sensors or controller that will have perception, monitoring capacity in practical applications
Be dissolved into the links of industrial processes, to greatly improve production efficiency, improve product quality, reduce product cost and
Resource consumption, it is final to realize that, by traditional industry promotion to intelligentized new stage, industrial Internet of Things has become industrial enterprise's increasing
The main means for adding oneself core competitiveness, however as being increasing for field device, production scene needs the data acquired
Amount is just increasing.
In current industrial Internet of Things in the case where facility information is numerous, the communication between equipment and server is all adopted
With DTU transparent transmission mode, sent in turn in a manner of poll, thus cause send data information amount it is excessive when, to clothes
Be engaged in device resources occupation rate it is excessive, and reduce server can concurrent processing quantity, while network communication cost is also high
Problem.It is to face at present so how to design a kind of data transmission method of realization reduction transmitted data amount based on Internet of Things
A main problem.
Summary of the invention
The purpose of the present invention is to provide a kind of data transmission method and system based on Internet of Things, solves existing Internet of Things
Data volume is excessive leads to problems such as data transmission efficiency low for the existing acquisition of net FIELD Data transmission mechanism, realizes that one kind can drop
Need to be transmitted to the method and system of the data volume of server in low collected data.
To achieve the above object, the present invention provides a kind of data transmission methods based on Internet of Things, comprising the following steps:
The length of device data is obtained, and generates the marker of the length according to default system；
The device data before and after preset interval time is compared, changed data and corresponding index position are got；
Marker is converted into binary data, then presses the corresponding value of index position described in the binary data
It is converted according to preset rules, the marker after being converted；
By after conversion marker and the changed data be sent to server；
To after the conversion received marker and changed data parse, obtain complete number of devices
According to.
Preferably, the default system is 16 systems, and preset interval time is 1 second.
Preferably, marker is converted into binary data, then by index position pair described in the binary data
The value answered is converted according to preset rules, the marker after being converted, specifically, marker is converted to binary number
According to the corresponding value of index position described in the binary data being then converted to 1 by 0, by the binary number after conversion
Marker according to the marker for being reconverted into default system, after being converted.
Preferably, the marker after the described pair of conversion received and changed data parse, and have obtained
Whole device data, specifically, obtaining the index position where 1 in the marker after the conversion received first, then
Device data before the preset interval time for obtaining storage in database, will be right in device data according to obtained index position
The data answered are converted to the changed data received, obtain complete device data.
The present invention also provides a kind of data transmission systems based on Internet of Things, comprising:
Marker generation unit for obtaining the length of device data, and generates according to default system the mark of the length
Know position；
Delta data acquiring unit is got changed for comparing the device data before and after preset interval time
Data and corresponding index position；
Marker converting unit, for marker to be converted to binary data, then by institute in the binary data
It states the corresponding value of index position to be converted according to preset rules, the marker after being converted；
Data transmission unit, for the marker after converting and the changed data to be sent to server；
Data parsing unit, for after the conversion received marker and changed data parse,
Obtain complete device data.
Preferably, the default system is 16 systems, and preset interval time is 1 second.
Preferably, marker is converted to binary data by the marker converting unit, then by the binary number
The corresponding value of the index position described in is converted to 1 by 0, and the binary data after conversion is reconverted into the mark of default system
Know position, the marker after being converted.
Preferably, the data parsing unit obtains the rope where 1 in the marker after the conversion received first
Draw position, it, will according to obtained index position then from the device data before the preset interval time for obtaining storage in database
Corresponding data are converted to the changed data received in device data, obtain complete device data.
Compared with prior art, the present invention having the following advantages and outstanding effects:
A kind of data transmission method and system based on Internet of Things provided by the invention is by generating one and device data
The identical marker of length identifies the corresponding index position of changed data in device data, then by the index bit
It sets and is sent to server with changed data, server can parse complete number of devices according to the two information
According to so there is no need to send whole device datas, it is only necessary to send the data and marker for generating variation, hence it is evident that reduce
The data volume for needing to send, improves the data volume of server concurrent processing, and reduce the network communication of industrial enterprise at
This.
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 a kind of flow diagram of the data transmission method based on Internet of Things disclosed in the embodiment of the present invention one；
A kind of structural schematic diagram of the data transmission system based on Internet of Things disclosed in the position Fig. 2 embodiment of the present invention two.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Embodiment one
As shown in Figure 1, the embodiment of the present invention one discloses a kind of data transmission method based on Internet of Things, including following step
It is rapid:
S101 obtains the length of device data, and generates the mark with device data length equal length according to default system
Know position, specifically, the device data of collection site equipment first is built between DTU data penetration transmission equipment and field device
The link of a vertical transparent transmission, is polled multiple field devices using identical communications protocol such as modbus agreement and adopts
Collection, the device data of acquisition include but are not limited to protocol information, electrical signal information, temporal information and original address information.Root
According to the length of the available device data of collected device data, one and above-mentioned length phase then are generated according to default system
With the marker of length, in the present embodiment, current collected device data is " ' a ', ' c ', ' c ', ' d ', ' e ', ' t ', '
Q ', ' w ', ' r ', ' t ', ' s ', ' y ', ' y ', ' u ', ' i ', ' s ', ' s ', ' f ', ' o ', ' p ', ' s ', ' t ', ' v ', ' x ', ' x ', '
M ', ' m ', ' n ', ' b ', ' b ', ' c ', ' x ' " generate marker according to 16 systems so the length of device data is 32,
For marker, default indicates former data with 0, and after data change, 0 in marker is converted to 1.What initialization generated
16 system markers are 00000000, it should be noted that in the specific implementation, the length of device data can also be from service
The device data stored in device obtains.
S102 compares the device data before and after preset interval time, gets changed data and corresponding index
Position, specifically, it is necessary first to collected before the preset interval time stored in acquisition database in server to set
Standby data, in the present embodiment, collected device data is before above-mentioned preset interval time is 1 second, 1 second " ' a ', ' c ', '
f′,′d′,′f′,′s′,′q′,′w′,′r′,′t′,′s′,′y′,′y′,′u′,′i′,′s′,′s′,′f′,′o′,′p′,′s′,′
T ', ' v ', ' x ', ' x ', ' m ', ' m ', ' n ', ' b ', ' b ', ' c ', ' x ' " compare the current collected equipment in step S101
Data, available changed data have 3, are respectively ' c ' become ' f ', and ' e ' has become ' f ', and ' t ' become '
S ', index position are 2,4 and 5 respectively.
Marker is converted to binary data, the rope that then will be obtained in the binary data with step S102 by S103
Draw the corresponding value in position to be converted according to preset rules, the marker after being converted.Specifically, marker
After 00000000 is converted to binary data, as 00000000000000000000000000000000, then 32
Device data just and 32 binary data correspond, by step S102 obtain the changed index position of data be 2,
4 and 5, then the data of index position above-mentioned in binary data are just converted to 1 by 0, the binary data after converting is
00101100000000000000000000000000, then the binary data is converted into 16 binary datas, as
2C000000, then the marker after conversion is exactly 2C000000.
S104, by after conversion marker and above-mentioned changed data be sent to server, specifically, will walk
Data after changing obtained in marker 2C000000 and step S102 after being converted obtained in rapid S103 " '
F ', ' f ', ' s ' " are sent to server, and server can be according to 1 institute in the corresponding binary data of marker of 16 systems
Position, identify the index position where changed data.
S105, to after the conversion received marker and changed data parse, completely set
Standby data.Specifically, after server receives the marker 2C000000 after conversion, which is first turned
It is changed to binary data, as 00101100000000000000000000000000, the binary data and initialization are marked
Know the corresponding binary data 00000000000000000000000000000000 in position to compare, due to where default value 1
The data of position are changed, then finding the index position where value 1, in the present embodiment, the index position where value 1 is
2,4 and 5, then from the device data before 1 second that gets storage in database, according to the changed number received
According to " ' f ', ' f ', ' s ' " and above-mentioned index position, replace with change for the corresponding value of the index position in the device data before 1 second
" ' f ', ' f ', ' s ' " are to get the device data to after completely changing for data after change.
A kind of data transmission method based on Internet of Things disclosed by the embodiments of the present invention is by generating one and device data
The identical marker of length identifies the corresponding index position of changed data in device data, then by the index bit
It sets and is sent to server with changed data, server can parse complete number of devices according to the two information
According to so there is no need to send whole device datas, it is only necessary to send the data and marker for generating variation, hence it is evident that improve
The data volume of concurrent processing when server receiving device data, reduces the device data amount of transmission, thereby reduces enterprise
Network communication cost.
Embodiment two
As shown in Fig. 2, the embodiment of the present invention two discloses a kind of data transmission system based on Internet of Things, comprising:
Marker generation unit 201 generates the length for obtaining the length of device data, and according to default system
Marker.Specifically, the device data of the collection site equipment first of marker generation unit 201, i.e., set in DTU data penetration transmission
The standby link that a transparent transmission is established between field device, marker generation unit 201 use identical communications protocol ratio
If modbus agreement is polled acquisition to multiple field devices, the device data of acquisition includes but is not limited to protocol information, electricity
Signal message, temporal information and original address information.Marker generation unit 201 can be obtained according to collected device data
To the length of device data, a marker with above-mentioned length equal length, the present embodiment then are generated according to default system
In, current collected device data is " ' a ', ' c ', ' c ', ' d ', ' e ', ' t ', ' q ', ' w ', ' r ', ' t ', ' s ', ' y ', '
Y ', ' u ', ' i ', ' s ', ' s ', ' f ', ' o ', ' p ', ' s ', ' t ', ' v ', ' x ', ' x ', ' m ', ' m ', ' n ', ' b ', ' b ', ' c ', '
X ' " generates marker according to 16 systems so the length of device data is 32, and for marker, default indicates former with 0
Data, after data change, 0 in marker is converted to 1.Initializing the 16 system markers generated is
00000000, it should be noted that in the specific implementation, the number of devices that the length of device data can also be stored from server
According to acquisition.
Delta data acquiring unit 202 gets and changes for comparing the device data before and after preset interval time
Data and corresponding index position.Specifically, delta data acquiring unit 202 from server firstly the need of obtaining data
Collected device data before the preset interval time stored in library, in the present embodiment, above-mentioned preset interval time is 1 second, 1
The collected device data of marker generation unit 201 is before second " ' a ', ' c ', ' f ', ' d ', ' f ', ' s ', ' q ', ' w ', '
R ', ' t ', ' s ', ' y ', ' y ', ' u ', ' i ', ' s ', ' s ', ' f ', ' o ', ' p ', ' s ', ' t ', ' v ', ' x ', ' x ', ' m ', ' m ', '
N ', ' b ', ' b ', ' c ', ' x ' " compare the current collected device data in marker generation unit 201, available hair
The data for changing have 3, be respectively ' c ' become ' f ', ' e ' has become ' f ', and ' t ' has become ' s ', and index position is respectively
2,4 and 5.
Marker converting unit 203, for marker to be converted to binary data, then by the binary data with
The corresponding value of the index position that delta data acquiring unit 202 obtains is converted according to preset rules, after being converted
Marker.Specifically, after marker 00000000 is converted to binary data by marker converting unit 203, binary system
Data are 00000000000000000000000000000000, then 32 device datas are with regard to the binary number with 32
According to one-to-one correspondence, obtaining the changed index position of data by delta data acquiring unit 202 is 2,4 and 5, then just by two
The data of above-mentioned index position are converted to 1 by 0 in binary data, and the binary data after converting is 001011000000000
00000000000000000, then the binary data is converted into 16 binary datas, as 2C000000, then after conversion
Marker be exactly 2C000000.
Data transmission unit 204, for the marker after converting and above-mentioned changed data to be sent to service
Device.Specifically, data transmission unit 204 by obtained in marker converting unit 203 convert after marker
" ' f ', ' f ', ' s ' " are sent to service to data after changing obtained in 2C000000 and delta data acquiring unit 202
Device, server can identify and become according to the position where 1 in the corresponding binary data of marker of 16 systems
Index position where the data of change.
Data parsing unit 205, for after the conversion received marker and changed data solve
Analysis, obtains complete device data.Specifically, marker of the data parsing unit 205 after receiving conversion
After 2C000000, which is first converted into binary data, the binary data after conversion is 001011
00000000000000000000000000, by binary data binary data 00000 corresponding with initialisation identifications position
000000000000000000000000000 compares, since the data of 1 position of default value are changed, then
Find the index position where value 1, in the present embodiment, the index position where value 1 is 2,4 and 5, is then obtained from database
Device data to before 1 second of storage, " ' f ', ' f ', ' s ' " and above-mentioned index bit according to the changed data received
Set, the corresponding value of the index position in the device data before 1 second replaced with to the data after variation " ' f ', ' f ', ' s ' ",
Device data after completely being changed.
It should be noted that the index position in embodiment one and embodiment two is started counting from 0, and from left past
Right counting, in other embodiments, it can also be configured according to actual needs.
It is disclosed by the embodiments of the present invention a kind of to be generated based on the data transmission system of Internet of Things by marker generation unit
One marker identical with device data length, for identifying the corresponding index bit of changed data in device data
It sets, the index position and changed data is then sent to by data parsing unit, data solution by data transmission unit
Analysis unit can parse complete device data according to the two information, and so there is no need to send whole number of devices
According to, it is only necessary to send the data and marker for generating variation, hence it is evident that concurrent processing when improving server receiving device data
Data volume reduces the device data amount of transmission, thereby reduces the network communication cost of enterprise.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
It describes in detail bright, it should be understood that the above is only a specific embodiment of the present invention, is not intended to restrict the invention, it is all
Within principle of the invention, any modification, equivalent substitution, improvement and etc. done should be included in protection scope of the present invention
Within.
Claims (8)
1. a kind of data transmission method based on Internet of Things, which comprises the following steps:
The length of device data is obtained, and generates the marker of the length according to default system；
The device data before and after preset interval time is compared, changed data and corresponding index position are got；
Marker is converted into binary data, then by the corresponding value of index position described in the binary data according to pre-
Marker if rule is converted, after being converted；
By after conversion marker and the changed data be sent to server；
To after the conversion received marker and changed data parse, obtain complete device data.
2. a kind of data transmission method based on Internet of Things as described in claim 1, which is characterized in that the default system is
16 systems, preset interval time are 1 second.
3. a kind of data transmission method based on Internet of Things as described in claim 1, which is characterized in that described to turn marker
It is changed to binary data, is then turned the corresponding value of index position described in the binary data according to preset rules
It changes, the marker after being converted, specifically, marker is converted to binary data, then by the binary data
Described in the corresponding value of index position by 0 be converted to 1, the binary data after conversion is reconverted into the mark of default system
Position, the marker after being converted.
4. a kind of data transmission method based on Internet of Things as described in claim 1, which is characterized in that described pair receives
Marker and changed data after conversion are parsed, and complete device data is obtained, and are connect specifically, obtaining first
The index position where 1 in marker after the conversion received, when then obtaining the preset interval of storage from database
Between before device data, data corresponding in device data are converted to changing of receiving according to obtained index position
Data, obtain complete device data.
5. a kind of data transmission system based on Internet of Things characterized by comprising
Marker generation unit for obtaining the length of device data, and generates according to default system the marker of the length；
Delta data acquiring unit gets changed data for comparing the device data before and after preset interval time
With corresponding index position；
Marker converting unit, for marker to be converted to binary data, then by rope described in the binary data
Draw the corresponding value in position to be converted according to preset rules, the marker after being converted；
Data transmission unit, for the marker after converting and the changed data to be sent to server；
Data parsing unit, for after the conversion received marker and changed data parse, obtain
Complete device data.
6. a kind of data transmission system based on Internet of Things as claimed in claim 5, which is characterized in that the default system is
16 systems, preset interval time are 1 second.
7. a kind of data transmission system based on Internet of Things as claimed in claim 5, which is characterized in that the marker conversion
Marker is converted to binary data by unit, then by the corresponding value of index position described in the binary data by 0 turn
It is changed to 1, the binary data after conversion is reconverted into the marker of default system, the marker after being converted.
8. a kind of data transmission system based on Internet of Things as claimed in claim 5, which is characterized in that the data parsing is single
Member obtains the index position where 1 in the marker after the conversion received first, and storage is then obtained from database
Preset interval time before device data, data corresponding in device data are converted into reception according to obtained index position
The changed data arrived, obtain complete device data.
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| CN109981676A (en) * | 2019-04-08 | 2019-07-05 | 陈鹏 | One kind being based on the customized Internet of Things information interacting method of binary system analysis protocol |
| CN111050417A (en) * | 2019-12-27 | 2020-04-21 | 咻享智能(深圳)有限公司 | Wireless Internet of things equipment control method and related device |
| CN112637370A (en) * | 2021-03-10 | 2021-04-09 | 武汉慧联无限科技有限公司 | Data processing method, device, equipment and storage medium |
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Application publication date: 20190115 |
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| RJ01 | Rejection of invention patent application after publication |