CN109426524A - A kind of projection touch-control system for vent cabinet - Google Patents
A kind of projection touch-control system for vent cabinet Download PDFInfo
- Publication number
- CN109426524A CN109426524A CN201710711408.3A CN201710711408A CN109426524A CN 109426524 A CN109426524 A CN 109426524A CN 201710711408 A CN201710711408 A CN 201710711408A CN 109426524 A CN109426524 A CN 109426524A
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- CN
- China
- Prior art keywords
- vent cabinet
- touch
- projection
- control
- projector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0481—Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
- G06F3/0425—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means using a single imaging device like a video camera for tracking the absolute position of a single or a plurality of objects with respect to an imaged reference surface, e.g. video camera imaging a display or a projection screen, a table or a wall surface, on which a computer generated image is displayed or projected
Abstract
The present invention provides a kind of projection touch-control system for vent cabinet, the system comprises: Projection Display module is installed on the windowpane of vent cabinet, has a Projection Display face；Projector, the default operation and control interface configured with manipulation vent cabinet, the default operation and control interface is projected to Projection Display face；Touch control operation obtains module, for obtaining the touch control operation image to the default operation and control interface shown on Projection Display face and touch control operation image being sent to the projector, so that projector obtains corresponding touch command according to the touch control operation image；Communication module is connected with the console of projector and control vent cabinet respectively, and the touch command for obtaining projector is transmitted in console, executes the control to the vent cabinet by console.The present invention is not necessarily to install entity control panel on vent cabinet, and by manipulating control of the operation and control interface being projected on the vent cabinet windowpane realization to vent cabinet, reduction parts replacement simultaneously reduces failure rate, convenient for cleaning.
Description
Technical field
The present invention relates to industrial ventilation technical fields, especially vent cabinet technical field, specially a kind of to be used for vent cabinet
Projection touch-control system.
Background technique
Laboratory ventilation is an indispensable component part in lab design.In order to make laboratory worker not
Suck or swallow some chemical substances and organism toxic, can causing a disease or toxicity is unknown, should have in laboratory it is good
Ventilation.For the absorption for preventing some steams, gas and particle (smog, coal smoke, dust and aerosol), polluter must use ventilation
Cabinet, ventilator cowling or the method for local ventilation remove.
Vent cabinet is a kind of laboratory in order to ensure experimenter's safety, pernicious gas in cabinet is discharged using blower indoor
Experimental assembly, the vent cabinet includes blower, central control system, automatic form etc., existing vent cabinet in cabinet body lateral column or
Station edge is equipped with control panel, and by the control panel, user can set vent cabinet working condition, and operation window is opened
It closes, Boiler pressure control etc.
But in existing vent cabinet, in order to install the control panel, need to open up the hole of panel on vent cabinet lateral column
Hole, and installation process is complex.In addition, vent cabinet beam width is smaller, it is so limited, usual panel can only be made into leptoprosopy
Plate shows Limited information, and manipulation debugging is complicated, and is used for a long time, and the key on control panel is easy to happen damage.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of projection touchings for vent cabinet
Control system, for solving the problems, such as to need the installation entity control panel on vent cabinet to carry out control vent cabinet in the prior art.
In order to achieve the above objects and other related objects, the present invention provides a kind of projection touch-control system for vent cabinet,
The projection touch-control system includes: Projection Display module, is installed on the windowpane of vent cabinet, has a Projection Display face；It throws
Shadow instrument, configured with the default operation and control interface for manipulating the vent cabinet, the projector is installed in or beyond vent cabinet and is used for institute
Default operation and control interface is stated to project to the Projection Display face；Touch control operation obtains module, for obtaining to the Projection Display face
The touch control operation image is simultaneously sent to the projector by the touch control operation image of the default operation and control interface of upper display, with
So that the projector obtains corresponding touch command according to the touch control operation image；Communication module, respectively with the projection
Instrument is connected with the console for controlling the vent cabinet, and the touch command for obtaining the projector is transmitted to the console
In, the control to the vent cabinet is executed by the console.
In one embodiment of the invention, the Projection Display module is projection film or projection screen, is attached at the ventilation
On the glazing window of cabinet.
In one embodiment of the invention, the projection film or projection screen are transparent projection film or transparent projection curtain.
In one embodiment of the invention, it includes: infra-red ray transmitting unit that the touch control operation, which obtains module, including to institute
State multiple infrared emission tubes that Projection Display module transmitting infrared ray forms infrared light curtain；Image acquisition units, including obtain
The camera of the touch control operation image of the default operation and control interface shown in the Projection Display module；Wherein, in manipulation institute
When stating default operation and control interface, corresponding operating position will form flare and can be shown on the touch control operation image.
In one embodiment of the invention, the infrared light curtain is located at windowpane outside, Projection Display face top simultaneously
It is parallel with the Projection Display face.
In one embodiment of the invention, the touch control operation to the default operation and control interface is not detected within a preset time
When, the projector enters low power mode of operation, and the touch control operation, which obtains the infrared emission tube in module, to be stopped sending
Infrared ray, the camera are closed.
In one embodiment of the invention, the default operation and control interface includes vent cabinet control interface region and customized matches
Set interface zone.
In one embodiment of the invention, vent cabinet control interface region include vent cabinet status display area and comprising
The key controlled area of vent cabinet of multiple virtual controlling keys.
In one embodiment of the invention, Android operation system, Yu Suoshu Android operation system are installed in the projector
The display default operation and control interface in system.
As described above, a kind of projection touch-control system for vent cabinet of the invention, has the advantages that
1, the present invention is projected on vent cabinet windowpane without installing entity control panel on vent cabinet by manipulation
Operation and control interface realizes the control to vent cabinet, reduces parts replacement and reduces failure rate, convenient for cleaning.
2, the present invention has extensive scalability, is conducive to vent cabinet and laboratory instead of traditional control panel
Intelligence.
3, the present invention is easy for installation, has stronger versatility and practicability.
Detailed description of the invention
Fig. 1 is shown as a kind of structural schematic diagram of projection touch-control system for vent cabinet of the invention.
Fig. 2 is shown as the structural schematic diagram of the vent cabinet comprising projection touch-control system of the invention.
Fig. 3 is shown as a kind of structure for projecting touch control operation in touch-control system and obtaining module for vent cabinet of the invention
Schematic diagram.
Fig. 4 is shown as a kind of a kind of example for projecting default operation and control interface in touch-control system for vent cabinet of the invention
Figure.
Component label instructions
100 projection touch-control systems
110 Projection Display modules
120 projectors
130 touch control operations obtain module
131 infra-red ray transmitting units
132 image acquisition units
140 communication modules
200 consoles
300 vent cabinets
310 windowpanes
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily.
It please refers to Fig.1 to Fig.4.It should be clear that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to
Cooperate the revealed content of specification, so that those skilled in the art understands and reads, being not intended to limit the invention can be real
The qualifications applied, therefore do not have technical essential meaning, the tune of the modification of any structure, the change of proportionate relationship or size
It is whole, in the case where not influencing the effect of present invention can be generated and the purpose that can reach, it should all still fall in disclosed skill
Art content obtains in the range of capable of covering.Meanwhile in this specification it is cited as "upper", "lower", "left", "right", " centre " and
The term of " one " etc. is merely convenient to being illustrated for narration, rather than to limit the scope of the invention, relativeness
It is altered or modified, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the present invention.
The purpose of the present invention is to provide a kind of projection touch-control systems for vent cabinet, need in the prior art for solving
The problem of entity control panel carries out control vent cabinet to be installed on vent cabinet.A kind of use of the invention described in detail below
In the principle and embodiment of the projection touch-control system of vent cabinet, so that those skilled in the art is not needed creative work can be managed
Solve a kind of projection touch-control system for vent cabinet of the invention.
The present embodiment provides a kind of projection touch-control systems for vent cabinet, are operated using micro-projection device in vent cabinet
The operation panel of projection manipulation vent cabinet relevant device on window, while being controlled using touch technology, it is mainly characterized by: 1)
Projection film is posted in the avris of operation glass pane；2) using micro-projection device by operation panel image projection to operation window,
(3) related manipulation is carried out to projected picture using touch technology, shows vent cabinet state using region using operation window avris is low,
It is manipulated, while increasing experiment miscellaneous function, there is large-sized display picture, display effect is good, especially for European narrow
Frame vent cabinet has extraordinary extension to act on.The present embodiment has extensive scalability, has instead of traditional operation panel
Conducive to the intelligence in vent cabinet and laboratory.
The projection touch-control system 100 of the present embodiment is described in detail below.
As shown in Figure 1, the projection touch-control system 100 includes: to throw the present embodiment provides a kind of projection touch-control system 100
Shadow display module 110, projector 120, touch control operation obtain module 130 and communication module 140.
In this present embodiment, as shown in Fig. 2, the Projection Display module 110 is installed in the windowpane 310 of vent cabinet 300
On, there is a Projection Display face.
Specifically, in this present embodiment, as shown in Fig. 2, the Projection Display module 110 is projection film or projection screen, patch
On 310 window of windowpane of the vent cabinet 300.
Preferably, the projection film or projection screen are transparent projection film or transparent projection curtain.It is Clear & Transparent, imaging effect
It is good, the normal use of the windowpane 310 of vent cabinet 300 is not influenced.
In this present embodiment, the projector 120 is described configured with the default operation and control interface for manipulating the vent cabinet 300
Projector 120 is installed in or beyond vent cabinet 300 for projecting the default operation and control interface to the Projection Display face.It is described
Projector 120 needs to radiate, and cannot seal, and is preferably installed in outside vent cabinet 300, installs for example, by using side mounting outside operation window.
The projector 120 utilizes region using 310 edge of windowpane is low, in conjunction with projection film or projection screen, display ventilation
300 status information of cabinet, pseudo operation key assist intelligent use.
Specifically, in this present embodiment, as shown in figure 3, the default operation and control interface includes 300 control interface area of vent cabinet
Domain and custom-configure interface zone.Wherein, the 300 control interface region of vent cabinet includes 300 status display area of vent cabinet
With the key controlled area of vent cabinet 300 comprising multiple virtual controlling keys.
In this present embodiment, it is installed with Android operation system in the projector 120, is shown in Yu Suoshu Android operation system
Show the default operation and control interface.That is the default operation and control interface based on Android, it is vent cabinet 300 that upper half area is fixed in projected picture
Status display and pseudo operation key, lower half region are, for example, intelligent assistance application region.
Specifically, the key controlled area of the vent cabinet 300 includes fixed control button picture, including air quantity+-, on form,
Under, emergency exhaust etc..300 status display area of vent cabinet includes face wind speed, form height etc..Custom-configure interface zone for example
Configured with multiple experiment assistance applications, based on the APP of Android exploitation, for example including experiment timing, experimental procedure is reminded, memorandum
Deng.It is not limited to use above, demand customized development can be directed to.
Wherein, the default operation and control interface may be designed as colour picture, and size is big, clearly, can show more information, described
Default operation and control interface appearance can be designed for the vent cabinet 300 of different-style, more had individual character, can be promoted vent cabinet 300
Brand effect, can experiment assistance application region installation application, using can by software developer for different experiments room into
Row exploitation.
In addition, the default operation and control interface does not use physical button, parts replacement can be reduced using virtual key and subtracted
Few failure rate, it is convenient for cleaning.
In this present embodiment, the touch control operation obtains module 130 and is used to obtaining to showing on the Projection Display face
The touch control operation image is simultaneously sent to the projector 120 by the touch control operation image of the default operation and control interface, so that
The projector 120 obtains corresponding touch command according to the touch control operation image.
The touch control operation obtains module 130 and utilizes infrared touch technology, forms light curtain region in view field, works as finger
When touching to projected picture, hot spot, the positioning of opponent's fingering row are acquired, and then manipulate vent cabinet 300.
Specifically, in this present embodiment, as shown in figure 4, it includes: infrared ray transmitting that the touch control operation, which obtains module 130,
Unit 131 and image acquisition units 132.
In this present embodiment, the infra-red ray transmitting unit 131 includes emitting infrared ray to the Projection Display module 110
Form multiple infrared emission tubes of infrared light curtain.Wherein, as shown in Fig. 2, the infrared light curtain is located on the outside of windowpane, is described
It is above Projection Display face and parallel with the Projection Display face.
Described image acquisition unit 132 includes obtaining default manipulation circle shown in the Projection Display module 110
The camera of the touch control operation image in face.Wherein, when manipulating the default operation and control interface, corresponding operating position be will form instead
It penetrates hot spot and can be shown on the touch control operation image.
When being operated on the default operation and control interface in projection, finger position will form the reflected light of infrared light curtain
Spot, the hot spot are acquired by camera, i.e., include the hot spot in the touch control operation image of camera acquisition.Cooperate the projector
120 processing obtain touch command, realize that touch-control, i.e., the described projector 120 obtain corresponding touching according to the touch control operation image
Control instruction.
Specifically, the projector 120 according to the position of hot spot in the touch control operation image determine it is corresponding virtually by
Key position determines corresponding virtual key according to corresponding virtual key position, to generate the touch command of the virtual key.
Particularly, in this present embodiment, the touch control operation to the default operation and control interface is not detected within a preset time
When, the projector 120 enters low power mode of operation, and the infrared emission tube that the touch control operation obtains in module 130 stops
Infrared ray is only sent, the camera is closed.
That is, before vent cabinet 300 without operator when, the projector 120 automatically into energy-saving mode, such as
The projector 120 reduces brightness automatically, and the touch control operation obtains module 130 and closes infrared light curtain to prolong the service life.
When having detected operator, into normal mode of operation, brightness is turned up, and open infrared light curtain.
In this present embodiment, the communication module 140 respectively with the projector 120 and the control vent cabinet 300
Console 200 is connected, and the touch command for obtaining the projector 120 is transmitted in the console 200, in described
It controls platform 200 and executes control to the vent cabinet 300, realize the control illuminated to automatic form, blower etc., the communication mould
Block 140 receives 300 status information of vent cabinet that the middle empty station is sent, and is shown on the default operation and control interface.
The course of work of projection touch-control system 100 in the present embodiment is as follows:
As shown in Fig. 2, projector 120 is mounted on the inside of vent cabinet 300 at proximal panel, projection film is affixed on windowpane 310
At lateral column, default operation and control interface is incident upon on projection film or projection screen using projector 120, on projection film or projection screen
Projected picture is formed, the touch control operation obtains module 130 and is mounted on the upside of projected picture, touches shadowgraph for detecting finger
Face, the projector 120 obtain the infrared light spot position in the projected image that module 130 acquires according to the touch control operation, produce
Raw corresponding touch command.Finally vent cabinet 300 will be sent to by communication module 140 to the touch command of vent cabinet 300
In console 200, the control to the vent cabinet 300 is executed by console 200.
Compared with prior art, projection touch-control system 100 of the invention can realize production standardization, and it is practical not need installation
300 configuration design of vent cabinet, simplifies process flow.
In conclusion the present invention is not necessarily to install entity control panel on vent cabinet 300, vent cabinet is projected in by manipulation
Operation and control interface on 300 windowpanes 310 realizes the control to vent cabinet 300, reduces parts replacement and reduces failure rate, convenient clear
It is clean；The present invention has extensive scalability, is conducive to the intelligence in vent cabinet 300 and laboratory instead of traditional control panel
Energyization；The present invention is easy for installation, has stronger versatility and practical.So the present invention effectively overcome it is in the prior art
Various shortcoming and have high industrial utilization value.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (9)
1. a kind of projection touch-control system for vent cabinet, which is characterized in that the projection touch-control system includes:
Projection Display module, is installed on the windowpane of vent cabinet, has a Projection Display face；
Projector, configured with the default operation and control interface for manipulating the vent cabinet, the projector is installed in or beyond vent cabinet and uses
It projects in by the default operation and control interface to the Projection Display face；
Touch control operation obtains module, for obtaining the touch-control behaviour to the default operation and control interface shown on the Projection Display face
Make image and the touch control operation image is sent to the projector, so that the projector is according to the touch control operation figure
As obtaining corresponding touch command；
Communication module is connected, for obtaining the projector respectively with the console of the projector and the control vent cabinet
The touch command taken is transmitted in the console, executes the control to the vent cabinet by the console.
2. the projection touch-control system according to claim 1 for vent cabinet, which is characterized in that the Projection Display module
For projection film or projection screen, it is attached on the glazing window of the vent cabinet.
3. the projection touch-control system according to claim 2 for vent cabinet, which is characterized in that the projection film or projection
Curtain is transparent projection film or transparent projection curtain.
4. the projection touch-control system according to claim 1 for vent cabinet, which is characterized in that the touch control operation obtains
Module includes:
Infra-red ray transmitting unit, multiple infrared rays hair including forming infrared light curtain to Projection Display module transmitting infrared ray
Penetrate pipe；
Image acquisition units, the touch control operation figure including obtaining the default operation and control interface shown in the Projection Display module
The camera of picture；
Wherein, when manipulating the default operation and control interface, corresponding operating position will form flare and can be shown in described
On touch control operation image.
5. the projection touch-control system according to claim 4 for vent cabinet, which is characterized in that the infrared light curtain is located at
It is above windowpane outside, the Projection Display face and parallel with the Projection Display face.
6. the projection touch-control system according to claim 4 for vent cabinet, which is characterized in that do not examine within a preset time
When measuring the touch control operation to the default operation and control interface, the projector enters low power mode of operation, the touch control operation
It obtains the infrared emission tube in module to stop sending infrared ray, the camera is closed.
7. the projection touch-control system according to claim 1 for vent cabinet, which is characterized in that the default operation and control interface
Including vent cabinet control interface region and custom-configure interface zone.
8. the projection touch-control system according to claim 7 for vent cabinet, which is characterized in that the vent cabinet controls boundary
Face region includes vent cabinet status display area and the key controlled area of vent cabinet comprising multiple virtual controlling keys.
9. the projection touch-control system according to claim 7 or 8 for vent cabinet, which is characterized in that in the projector
It is installed with Android operation system, the display default operation and control interface in Yu Suoshu Android operation system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710711408.3A CN109426524A (en) | 2017-08-18 | 2017-08-18 | A kind of projection touch-control system for vent cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710711408.3A CN109426524A (en) | 2017-08-18 | 2017-08-18 | A kind of projection touch-control system for vent cabinet |
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| Publication Number | Publication Date |
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| CN109426524A true CN109426524A (en) | 2019-03-05 |
Family
ID=65497662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201710711408.3A Pending CN109426524A (en) | 2017-08-18 | 2017-08-18 | A kind of projection touch-control system for vent cabinet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112286356A (en) * | 2020-10-30 | 2021-01-29 | 恒洁卫浴集团有限公司 | Intelligent bathroom cabinet and control method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080055730A1 (en) * | 2006-08-29 | 2008-03-06 | Industrial Technology Research Institute | Interactive display system |
| CN202135925U (en) * | 2011-05-31 | 2012-02-08 | 苏州泛普纳米科技有限公司 | Imaging touch multi-media kitchen table |
| CN103720249A (en) * | 2012-10-12 | 2014-04-16 | 苏州奇纬新材料科技有限公司 | Smart film type display cabinet |
| CN104966421A (en) * | 2015-07-15 | 2015-10-07 | 滁州市状元郎电子科技有限公司 | Mathematics inquiry laboratory |
| CN204862265U (en) * | 2015-08-28 | 2015-12-16 | 东莞市标奇广告有限公司 | Show case |
| CN105182676A (en) * | 2015-09-08 | 2015-12-23 | 京东方科技集团股份有限公司 | Projection screen, and touch control screen projection display method and system |
| CN106648235A (en) * | 2016-12-20 | 2017-05-10 | 美的智慧家居科技有限公司 | Projection touch system and integrated cabinet |
-
2017
- 2017-08-18 CN CN201710711408.3A patent/CN109426524A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080055730A1 (en) * | 2006-08-29 | 2008-03-06 | Industrial Technology Research Institute | Interactive display system |
| CN202135925U (en) * | 2011-05-31 | 2012-02-08 | 苏州泛普纳米科技有限公司 | Imaging touch multi-media kitchen table |
| CN103720249A (en) * | 2012-10-12 | 2014-04-16 | 苏州奇纬新材料科技有限公司 | Smart film type display cabinet |
| CN104966421A (en) * | 2015-07-15 | 2015-10-07 | 滁州市状元郎电子科技有限公司 | Mathematics inquiry laboratory |
| CN204862265U (en) * | 2015-08-28 | 2015-12-16 | 东莞市标奇广告有限公司 | Show case |
| CN105182676A (en) * | 2015-09-08 | 2015-12-23 | 京东方科技集团股份有限公司 | Projection screen, and touch control screen projection display method and system |
| CN106648235A (en) * | 2016-12-20 | 2017-05-10 | 美的智慧家居科技有限公司 | Projection touch system and integrated cabinet |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112286356A (en) * | 2020-10-30 | 2021-01-29 | 恒洁卫浴集团有限公司 | Intelligent bathroom cabinet and control method thereof |
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Application publication date: 20190305 |