CN106530656A - Portable acquisition system on basis of MODBUS protocols - Google Patents
Portable acquisition system on basis of MODBUS protocols Download PDFInfo
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- CN106530656A CN106530656A CN201610987739.5A CN201610987739A CN106530656A CN 106530656 A CN106530656 A CN 106530656A CN 201610987739 A CN201610987739 A CN 201610987739A CN 106530656 A CN106530656 A CN 106530656A
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- Prior art keywords
- module
- plug connector
- signal plug
- device based
- acquiring device
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
Abstract
The invention belongs to the technical field of data acquisition systems, in particular to a portable acquisition system on the basis of MODBUS protocols. The technical scheme includes that the portable acquisition system on the basis of the MODBUS protocols comprises a tank; a communication signal plug connector, an acquisition signal plug connector and a power plug connector are arranged on the tank, a circuit board is arranged in the tank, and a central processing unit, a communication module, an acquisition module, a Flash storage module and a power management module are arranged on the circuit board. The portable acquisition system on the basis of the MODBUS protocols has the advantages of high data acquisition efficiency and transmission efficiency and high integration level. Besides, the portable acquisition system is applicable to the field of data acquisition.
Description
Technical field
The invention belongs to the technical field of data acquisition unit, and in particular to a kind of Portable acquiring based on MODBUS agreements
Device.
Background technology
With the popularization and industry spot management development of the Internet, increasing scene is needed industry spot
Data intactly upload to remote server.There is the equipment more than comparison to support transparent transmission at present on the market, i.e., by TCP/
Collection signal from server is handed down to the equipment with RS232/485 interfaces by IP agreement, then by the information for collecting
Uploaded onto the server by ICP/IP protocol.But due to the uncertainty of network transmission, network interruption can cause collection information
Lack, server will also safeguard the queue of a transmission acquisition while keeping and connecting with great amount of terminals equipment in addition,
Therefore the efficiency of server can be substantially reduced for extensive collection.Additionally, as increasingly stricter site operation will
Ask, the integrated level requirement of field operation equipment, portable degree require also more and more higher.
The content of the invention
The present invention overcomes the shortcomings of that prior art is present, and technical problem to be solved is:There is provided a kind of with higher
Data acquisition efficiency and efficiency of transmission, and the Portable acquiring device based on MODBUS agreements of higher integrated level.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is:Portable based on MODBUS agreements is adopted
Storage, including casing, the casing are provided with communication signal plug connector, collection signal plug connector and power supply plug-in unit, the case
Circuit board is provided with vivo, and the circuit board is provided with central processing unit, communication module, acquisition module, Flash memory modules and electricity
Source control module, the central processing unit are double with the communication module, the acquisition module, the Flash memory modules respectively
To connection, the communication module, the acquisition module are double with the communication signal plug connector, the collection signal plug connector respectively
To connection, the power end of the central processing unit is electrically connected with the outfan of the power management module, the power management
The input of module is electrically connected with the power supply plug-in unit.
Preferably, fork shift switch is additionally provided with the casing, SR, the fork shift on the circuit board, is additionally provided with
Switch the input electrical connection with the SR, the outfan of the SR and the central processing unit
Input is electrically connected;The communication module includes ethernet network unit, WIFI network unit and 3/4G NEs, described
Communication signal plug connector includes RJ45 signals plug connector and 3/4G signal plug connectors, the ethernet network unit and the RJ45
Signal plug connector is bi-directionally connected, and the 3/4G NEs are bi-directionally connected with the 3/4G signals plug connector.
Preferably, the acquisition module be RS232/485 modules, the collection signal plug connector include RS232 signals insert
Fitting and RS485 signal plug connectors, the RS232 signals plug connector and the RS485 signals plug connector with the RS232/
485 modules are bi-directionally connected.
Preferably, the first lightning-protection module and the second lightning-protection module, first lightning-protection module are additionally provided with the circuit board
It is bi-directionally connected with the communication signal plug connector, second lightning-protection module is bi-directionally connected with the collection signal plug connector.
Preferably, the communication signal plug connector, the collection signal plug connector and the power supply plug-in unit are waterproof
Dust-proof sealed connector, the casing are provided with annular seal space, and dismountable closure is provided with the outside of the annular seal space, own
Sealed connector is respectively positioned on the sealing intracavity.
Preferably, display screen is additionally provided with the casing, on the circuit board, is additionally provided with display control module, the display
The outfan of the input of screen and the display control module is electrically connected, the input of the display control module with it is described in
The outfan electrical connection of central processor.
Preferably, be additionally provided with temperature sensor module on the circuit board, the outfan of the temperature sensor module with
The input electrical connection of the central processing unit.
Preferably, watchdog module is additionally provided with the circuit board, the watchdog module is double with the central processing unit
To connection.
Preferably, display lamp is additionally provided with the casing, the input of the display lamp is defeated with the central processing unit
Go out end electrical connection.
Preferably, the display lamp includes power supply indicator, network state display lamp and acquisition state display lamp.
The present invention is had the advantages that compared with prior art:
1st, the harvester in the present invention includes casing, and circuit board is provided with casing, and circuit board is provided with central processing unit, leads to
The unit module such as news module, acquisition module, Flash memory modules and power management module, casing be provided with circuit board
Unit module carries out the communication signal plug connector of signal transmission and collection signal plug connector;During work, on harvester after electricity, communication
Module is attached with locally configured computer by communication signal plug connector, and locally configured computer is matched somebody with somebody to relevant information
Put, all orders after configuring are stored in Flash memory modules by central processing unit, and harvester is re-powered, communicate
Module is connected with remote server by communication signal plug connector, and according to relevant configuration, central processing unit control acquisition module leads to
The data that collection signal plug connector gathers locking equipment are crossed, after data acquisition is returned, central processing unit is processed to data,
In the case that network is unimpeded, directly data are sent to remote server by communication module, in the case where network is obstructed, first
Data are temporarily stored in Flash memory modules, are uploaded after network is unimpeded;It is scattered hard that acquisition tasks are given lower end by the present invention
Part equipment, significantly reduces the pressure of remote server, improves remote server reception, the ability of processing data, and network interrupts
Do not result in the loss of gathered data so that whole harvester has higher data acquisition efficiency and efficiency of transmission yet, additionally,
This harvester is integrated in all functional modules in one casing, improves the integrated level of harvester, and convenient use can basis
The actual demand of operation field is arbitrarily moved, with very strong practicality and versatility.
2nd, the casing of this harvester is provided with fork shift switch, and circuit board is provided with SR, communication module include with
Too net NE, WIFI network unit and 3/4G NEs;By adjusting fork shift switch, harvester can be allowed to work in accordingly
Network schemer, i.e. harvester is operable with Ethernet pattern, WIFI patterns or 3/4G patterns, enhances being suitable for for harvester
Property;And, when harvester works in 3/4g patterns, about 1/3 communication traffic can be saved, communication flows is greatly reduced.
3rd, the first lightning-protection module and the second lightning-protection module are additionally provided with the circuit board of this harvester, preventing by direct lightning strike or
The electromagnetic pulse of thunder and lightning causes damage to harvester and its internal structure.
4th, the communication signal plug connector of this harvester, collection signal plug connector and power supply plug-in unit are the close of water proof and dust proof
Envelope plug connector, casing are provided with annular seal space, dismountable closure are provided with the outside of annular seal space, and all sealed connectors are respectively positioned on
The sealing intracavity so that whole harvester has functions of waterproof and dustproof, can adapt to more severe working environment.
5th, the casing of this harvester is additionally provided with display screen and display lamp, and display screen is used for the network connection shape for showing harvester
State, the IP address of remote server, port numbers, last time upload the time of data, time of last time gathered data etc.
Information, display lamp is used to indicating whether power supply is connected, network whether connect normally, whether data gather normally so that work people
Member can grasp the working condition of harvester more simple and clearly.
6th, temperature sensor module is additionally provided with this harvester, temperature sensor module can be adopted to the temperature of harvester
Its temperature information, particularly with the harvester worked in adverse circumstances, can be real-time transmitted to server, for technical staff by collection
With reference to.
7th, watchdog module is additionally provided with this harvester, watchdog module is responsible for the working condition of monitoring collection device, is found
After collection or upload service stop, automatic plays a part of to protect harvester.
Description of the drawings
The present invention will be further described in detail below in conjunction with the accompanying drawings;
Fig. 1 is that the contour structures of the Portable acquiring device based on MODBUS agreements that the embodiment of the present invention one is provided are illustrated
Figure;
Rearviews of the Fig. 2 for Fig. 1;
Fig. 3 is the structural representation after closure opening in Fig. 2;
Fig. 4 is that the circuit structure of the Portable acquiring device based on MODBUS agreements that the embodiment of the present invention one is provided is illustrated
Figure;
Fig. 5 is that the circuit structure of the Portable acquiring device based on MODBUS agreements that the embodiment of the present invention two is provided is illustrated
Figure;
Fig. 6 is that the circuit structure of the Portable acquiring device based on MODBUS agreements that the embodiment of the present invention three is provided is illustrated
Figure;
Fig. 7 is that the circuit structure of the Portable acquiring device based on MODBUS agreements that the embodiment of the present invention four is provided is illustrated
Figure;
Fig. 8 is that the circuit structure of the Portable acquiring device based on MODBUS agreements that the embodiment of the present invention five is provided is illustrated
Figure;
Fig. 9 is that the circuit structure of the Portable acquiring device based on MODBUS agreements that the embodiment of the present invention six is provided is illustrated
Figure;
Figure 10 is that the circuit structure of the Portable acquiring device based on MODBUS agreements that the embodiment of the present invention seven is provided is illustrated
Figure;
In figure:1 is casing, and 11 is communication signal plug connector, and 111 is RJ45 signal plug connectors, and 112 is 3/4G signal grafting
Part, 12 are collection signal plug connector, and 121 is RS232 signal plug connectors, and 122 is RS485 signal plug connectors, and 13 is electric power connecting
Part, 14 switch for fork shift, and 15 is annular seal space, and 16 is closure, and 17 is display screen, and 18 is display lamp, and 181 is power supply indicator,
182 is network state display lamp, and 183 is acquisition state display lamp, and 19 is handle, and 20 is radiating groove, and 101 is central processing unit,
102 is communication module, and 1021 is ethernet network unit, and 1022 is WIFI network unit, and 1023 is 3/4G NEs, 103
For acquisition module, 104 is Flash memory modules, and 105 is power management module, and 106 is SR, and 107 is the first lightning protection
Module, 108 is the second lightning-protection module, and 1081 is display control module, and 109 is temperature sensor module, and 110 is house dog mould
Block.
Specific embodiment
To make purpose, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than the embodiment of whole;Based on the embodiment in the present invention, ordinary skill people
The every other embodiment obtained under the premise of creative work is not made by member, belongs to the scope of protection of the invention.
Fig. 1 is that the contour structures of the Portable acquiring device based on MODBUS agreements that the embodiment of the present invention one is provided are illustrated
Figure, rearviews of the Fig. 2 for Fig. 1, Fig. 3 are the structural representation after closure opening in Fig. 2, as shown in Figure 1, Figure 2, Figure 3 shows, are based on
The Portable acquiring device of MODBUS agreements, including casing 1, the casing 1 are provided with communication signal plug connector 11, collection signal and insert
Fitting 12 and power supply plug-in unit 13, are additionally provided with fork shift switch 14, display screen 17, institute are additionally provided with the casing 1 on the casing 1
State and on casing 1, be additionally provided with display lamp 18.
Specifically, the communication signal plug connector 11, the collection signal plug connector 12 and the power supply plug-in unit 13 are equal
For the sealed connector of water proof and dust proof, the casing 1 is provided with annular seal space 15, and the outside of the annular seal space 15 is provided with removably
Closure 16, all sealed connectors are respectively positioned in the annular seal space 15 so that whole harvester has functions of waterproof and dustproof, energy
It is enough to adapt to more severe working environment.
Specifically, in order to easy to carry, handle 19 can be set on the casing 1.
Specifically, in order to preferably be radiated to casing 1, radiating groove 20 can be set on casing 1.
Fig. 4 is that the circuit structure of the Portable acquiring device based on MODBUS agreements that the embodiment of the present invention one is provided is illustrated
Figure, as shown in figure 4, circuit board is provided with the casing 1, the circuit board be provided with central processing unit 101, communication module 102,
Acquisition module 103, Flash memory modules 104 and power management module 105, the central processing unit 101 respectively with the communication
Module 102, the acquisition module 103, the Flash memory modules 104 are bi-directionally connected, the communication module 102, the collection
Module 103 is bi-directionally connected with the communication signal plug connector 11, the collection signal plug connector 12 respectively, the central processing unit
101 power end is electrically connected with the outfan of the power management module 105, the input of the power management module 105
It is electrically connected with the power supply plug-in unit 13.
During work, on harvester after electricity, communication module 102 is entered with locally configured computer by communication signal plug connector 11
Row connection, locally configured computer are configured to relevant information, wherein, relevant information includes:The IP address of remote server,
Port numbers, local acquisition protocols, baud rate, start bit, stop position, check bit, acquisition, acquisition time interval etc., configuration
All orders after complete are stored in Flash memory modules 104 by central processing unit 101;Harvester is re-powered and is carried out
Initialization, after completing initialization, communication module 102 is connected with remote server by communication signal plug connector 11, according to correlation
Configuration, the control acquisition module 103 of central processing unit 101 gather the data of locking equipment, data by gathering signal plug connector 12
After collection is returned, central processing unit 101 adds device id and timestamp before data message, and packet is beaten again
Data, in the case where network is unimpeded, are directly sent to remote server by bag by communication module 102, obstructed in network
In the case of, first data are temporarily stored in Flash memory modules 104, are uploaded after network is unimpeded;Acquisition tasks are given by the present invention
The scattered hardware device in lower end, significantly reduces the pressure of remote server, improves remote server reception, the energy of processing data
Power, network interrupt the loss for also not resulting in gathered data so that whole harvester has higher data acquisition efficiency and biography
Defeated efficiency, additionally, this harvester is integrated in all functional modules in one casing, improves the integrated level of harvester, side
Just use, can arbitrarily be moved according to the actual demand of operation field, with very strong practicality and versatility.
In the present embodiment, the power supply of harvester supports that Width funtion input, 5~36V meet different site environments.
Fig. 5 is that the circuit structure of the Portable acquiring device based on MODBUS agreements that the embodiment of the present invention two is provided is illustrated
Figure, as shown in figure 5, on the basis of embodiment one, SR 106, the fork shift switch are additionally provided with the circuit board
14 are electrically connected with the input of the SR 106, and the outfan of the SR 106 and the central authorities are processed
The input electrical connection of device 101.
The communication module 102 includes ethernet network unit 1021, WIFI network unit 1022 and 3/4G NEs
1023, the communication signal plug connector 11 includes RJ45 signals plug connector 111 and 3/4G signals plug connector 112, the Ethernet
NE 1021 is bi-directionally connected with the RJ45 signals plug connector 111, the 3/4G NEs 102 and the 3/4G signals
Plug connector 112 is bi-directionally connected.
In the present embodiment, all orders after configuring are stored in Flash memory modules 104 by central processing unit 101
In after, harvester is disconnected with locally configured computer, adjustment fork shift switch 14, allow harvester to work in corresponding network mould
Formula, and in the present embodiment, harvester is operable with Ethernet pattern, WIFI patterns or 3/4G patterns, this enhances collection
The suitability of device, and, when harvester works in 3/4g patterns, about 1/3 communication traffic can be saved, be greatly reduced logical
Letter flow amount.
Fig. 6 is that the circuit structure of the Portable acquiring device based on MODBUS agreements that the embodiment of the present invention three is provided is illustrated
Figure, as shown in fig. 6, on the basis of embodiment one, the acquisition module 103 is RS232/485 modules, and the collection signal is inserted
Fitting 12 includes RS232 signals plug connector 121 and RS485 signals plug connector 122, the RS232 signals plug connector 121 and described
RS485 signals plug connector 122 is bi-directionally connected with the RS232/485 modules.
Fig. 7 is that the circuit structure of the Portable acquiring device based on MODBUS agreements that the embodiment of the present invention four is provided is illustrated
Figure, as shown in fig. 7, on the basis of embodiment one, the first lightning-protection module 107 and the second lightning protection mould are additionally provided with the circuit board
Block 108, first lightning-protection module 107 are bi-directionally connected with the communication signal plug connector 11, second lightning-protection module 108 with
The collection signal plug connector 12 is bi-directionally connected.
In the present embodiment, first lightning-protection module 107, the setting of second lightning-protection module 108, it is therefore prevented that direct lightning strike
Or the electromagnetic pulse of thunder and lightning causes damage to harvester and its internal structure.
Fig. 8 is that the circuit structure of the Portable acquiring device based on MODBUS agreements that the embodiment of the present invention five is provided is illustrated
Figure, as shown in figure 8, on the basis of embodiment one, display control module 1081, the display screen are additionally provided with the circuit board
17 input is electrically connected with the outfan of the display control module 1081, the input of the display control module 1081
It is electrically connected with the outfan of the central processing unit 101.
Specifically, the input of the display lamp 18 is electrically connected with the outfan of the central processing unit 101, the finger
Show that lamp 18 includes power supply indicator 181, network state display lamp 182 and acquisition state display lamp 183.
In the present embodiment, the display screen 17 is used for the IP ground for showing the network connection state of harvester, remote server
Location, port numbers, last time upload the information such as the time of data, the time of last time gathered data, and display lamp 18 is used to refer to
Show whether power supply is connected, network whether connect normally, whether data gather normally so that staff can be more simple and clear
The working condition of harvester is grasped on ground, such as, after power on, 181 virescence of the power supply indicator is gone forward side by side line flicker.
Fig. 9 is that the circuit structure of the Portable acquiring device based on MODBUS agreements that the embodiment of the present invention six is provided is illustrated
Figure, as shown in figure 9, on the basis of embodiment one, temperature sensor module 109, the temperature are additionally provided with the circuit board
The outfan of sensor assembly 109 is electrically connected with the input of the central processing unit 101.
In the present embodiment, temperature sensor module 109 can be acquired to the temperature of harvester, particularly with severe ring
Its temperature information can be real-time transmitted to server by the harvester worked in border, refer to for technical staff.
Figure 10 is that the circuit structure of the Portable acquiring device based on MODBUS agreements that the embodiment of the present invention seven is provided is illustrated
Figure, as shown in Figure 10, on the basis of embodiment one, is additionally provided with watchdog module 110, the house dog mould on the circuit board
Block 110 is bi-directionally connected with the central processing unit 101.
In the present embodiment, watchdog module 110 is responsible for the working condition of monitoring collection device, finds collection or upload service
After stopping, automatic plays a part of to protect harvester.
Portable acquiring device in the present invention, can be built-in to deposit according to the acquisition active collecting device data of setting
Storage, can be uploaded onto the server after network recovery with temporal data in the state of breaking in a network, and by all functional modules
It is integrated in inside casing 1, small volume is convenient for carrying, can be used according to the actual demand of operation field, with prominent reality
Matter feature and significant progress.
Finally it should be noted that:Various embodiments above only to illustrate technical scheme, rather than a limitation;To the greatest extent
Pipe has been described in detail to the present invention with reference to foregoing embodiments, it will be understood by those within the art that:Its according to
So the technical scheme described in foregoing embodiments can be modified, or which part or all technical characteristic are entered
Row equivalent;And these modifications or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. the Portable acquiring device based on MODBUS agreements, it is characterised in that:Including casing (1), the casing (1) is provided with logical
News signal plug connector (11), collection signal plug connector (12) and power supply plug-in unit (13), are provided with circuit board in the casing (1),
The circuit board is provided with central processing unit (101), communication module (102), acquisition module (103), Flash memory modules
(104) and power management module (105), the central processing unit (101) respectively with the communication module (102), the collection
Module (103), the Flash memory modules (104) are bi-directionally connected, the communication module (102), the acquisition module (103)
It is bi-directionally connected with the communication signal plug connector (11), collection signal plug connector (12) respectively, the central processing unit
(101) power end is electrically connected with the outfan of the power management module (105), the power management module (105)
Input is electrically connected with the power supply plug-in unit (13).
2. the Portable acquiring device based on MODBUS agreements according to claim 1, it is characterised in that:The casing (1)
On be additionally provided with fork shift switch (14), be additionally provided with SR (106) on the circuit board, fork shift switch (14) with it is described
The input electrical connection of SR (106), the outfan and the central processing unit of the SR (106)
(101) input electrical connection;
The communication module (102) includes ethernet network unit (1021), WIFI network unit (1022) and 3/4G network lists
First (1023), the communication signal plug connector (11) include RJ45 signal plug connectors (111) and 3/4G signal plug connectors (112),
The ethernet network unit (1021) is bi-directionally connected with the RJ45 signals plug connector (111), the 3/4G NEs
(1023) it is bi-directionally connected with the 3/4G signals plug connector (112).
3. the Portable acquiring device based on MODBUS agreements according to claim 1, it is characterised in that:The acquisition module
(103) it is RS232/485 modules, the collection signal plug connector (12) is believed including RS232 signal plug connectors (121) and RS485
Number plug connector (122), the RS232 signals plug connector (121) and the RS485 signals plug connector (122) with it is described
RS232/485 modules are bi-directionally connected.
4. the Portable acquiring device based on MODBUS agreements according to claim 1, it is characterised in that:On the circuit board
It is additionally provided with the first lightning-protection module (107) and the second lightning-protection module (108), first lightning-protection module (107) and the communication letter
Number plug connector (11) is bi-directionally connected, and second lightning-protection module (108) is bi-directionally connected with collection signal plug connector (12).
5. the Portable acquiring device based on MODBUS agreements according to claim 1, it is characterised in that:The communication signal
Plug connector (11), collection signal plug connector (12) and the power supply plug-in unit (13) are the sealing grafting of water proof and dust proof
Part, the casing (1) are provided with annular seal space (15), are provided with dismountable closure (16), institute on the outside of the annular seal space (15)
There is sealed connector to be respectively positioned in the annular seal space (15).
6. the Portable acquiring device based on MODBUS agreements according to claim 1, it is characterised in that:The casing (1)
On be additionally provided with display screen (17), display control module (1081), the input of the display screen (17) are additionally provided with the circuit board
Hold the outfan electrical connection with the display control module (1081), the input of the display control module (1081) and institute
State the outfan electrical connection of central processing unit (101).
7. the Portable acquiring device based on MODBUS agreements according to claim 1, it is characterised in that:On the circuit board
It is additionally provided with temperature sensor module (109), the outfan and the central processing unit of the temperature sensor module (109)
(101) input electrical connection.
8. the Portable acquiring device based on MODBUS agreements according to claim 1, it is characterised in that:On the circuit board
Watchdog module (110) is additionally provided with, the watchdog module (110) is bi-directionally connected with the central processing unit (101).
9. the Portable acquiring device based on MODBUS agreements according to claim 1, it is characterised in that:The casing (1)
On be additionally provided with display lamp (18), input and the outfan of the central processing unit (101) of the display lamp (18) electrically connect
Connect.
10. the Portable acquiring device based on MODBUS agreements according to claim 9, it is characterised in that:The display lamp
(18) including power supply indicator (181), network state display lamp (182) and acquisition state display lamp (183).
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CN107453915A (en) * | 2017-08-17 | 2017-12-08 | 哈尔滨万融云联科技发展有限公司 | Internet of Things access system and method based on Modbus external interfaces |
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Application publication date: 20170322 |