CN109473002A - Easy to install, the enclosed structure of electronic blackboard - Google Patents
Easy to install, the enclosed structure of electronic blackboard Download PDFInfo
- Publication number
- CN109473002A CN109473002A CN201710802360.7A CN201710802360A CN109473002A CN 109473002 A CN109473002 A CN 109473002A CN 201710802360 A CN201710802360 A CN 201710802360A CN 109473002 A CN109473002 A CN 109473002A
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- 238000012546 transfer Methods 0.000 claims abstract description 14
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 210000004556 brain Anatomy 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 9
- 230000006870 function Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/065—Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The invention discloses easy to install, the enclosed structures of a kind of electronic blackboard, including circuit board, mainboard and subplate.Circuit board includes Signals Transfer Board, ultra high-definition monitor driving plate, the first power panel, second source plate and USB pinboard.Mainboard includes panel, high definition plate, touch control film control panel and left and right loudspeaker.Subplate includes high photographing instrument, infrared remote control receiver board, master switch, 220VAC input socket, OPS microcomputer, external interface and key screen switch.Circuit board concentration is placed in circuit board box, and circuit board box passes through direct-connected and patch two kinds of forms and connect with mainboard, subplate.The present invention is stable, has been achieved at low cost circuit board to functions such as the power supply of mainboard and subplate, driving, transmission, adjustings, can be convenient the installation, maintenance and planned pre-manufactured of blackboard.
Description
Technical field
The invention belongs to electronic blackboard technical fields, are related to easy to install, the maintenance knot of a kind of electronic blackboard of electronic blackboard
Structure.
Background technique
The development of IT application in education sector brings the major transformation of the forms of education and mode of learning.Times ' Demand is adapted to, is improved
Educational equipment quality, reinforcing innovation has far reaching significance for educational equipment enterprise, and realizes education sector great-leap-forward development
Inevitable choice.With the propulsion and large screen display of teaching modernization and the progress of touch control technology, electronic blackboard due to
Its information processing is more convenient, demonstrates more lively feature, obtains in all trades and professions especially education sector more and more extensive
Application.
Electronic blackboard is the high-tech electronic product instead of traditional blackboard, is integrated with touch control technology, large screen liquid
Brilliant display technology, computer technology and many office equipment functions cause the system structure of electronic blackboard relatively multiple in one
Miscellaneous, control circuit board shows with blackboard, writes that the line in region is essential, including various circuit boards, wire rod, relevant wiring
Seat, relay etc. keep overall structure relative complex, and production, installation effectiveness are low, and installation, maintenance in the future has inconvenience.
Summary of the invention
In view of the above-mentioned problems, the present invention provides easy to install, the enclosed structures of a kind of electronic blackboard, it is therefore intended that raising side
Just the installation, maintenance and planned pre-manufactured of blackboard.
In order to achieve the above object, solution of the invention is:
A kind of easy to install, the enclosed structure of electronic blackboard, including circuit board, mainboard and subplate；The circuit board includes letter
Number pinboard, ultra high-definition monitor driving plate, the first power panel, second source plate and USB pinboard；The Signals Transfer Board
By shielding the direct-connected ultra high-definition monitor driving plate of line, the output port of power source of first power panel is direct-connected by power supply line
The output port of power source of the power input port of the Signals Transfer Board, the second source plate is direct-connected described super by power supply line
The power input port of high definition monitor driving plate；The mainboard includes panel, high definition plate, touch control film control panel and left and right loudspeaker
?；The subplate includes high photographing instrument, infrared remote control receiver board, master switch, 220VAC input socket, OPS microcomputer, external connects
Mouth and key screen switch；The high photographing instrument passes through power supply line by the direct-connected OPS microcomputer of USB line, the master switch
The direct-connected 220VAC input socket；
The Signals Transfer Board shields the LDVS upper port and LDVS lower port that line distinguishes the direct-connected high definition plate by two；
The Signals Transfer Board passes through the 12V input port of the direct-connected high definition plate of a power supply line；The USB pinboard passes through one
The USB port of the direct-connected touch control film control panel of USB product line；The ultra high-definition monitor driving plate passes through a 5 core winding displacements
The direct-connected infrared remote control receiver board；Pass through one after the 220VAC input port of first power panel and second source plate is in parallel
The direct-connected master switch of root AC power cord；The ultra high-definition monitor driving plate distinguishes direct-connected institute by two HDMI product lines
State the port HDMI on the HDMI output port and the external interface of OPS microcomputer；The USB pinboard passes through two
USB product line distinguishes the USB port on the USB port and the external interface of the direct-connected OPS microcomputer；
Pass through a pair of 8 core connectors connection between the circuit board and mainboard；8 core connector, the 2 core difference therein
Two groups of panel backlit power supply lines are connected, two groups of panel backlit power supply lines are separately connected first power panel, second source
First group of plate and the panel, second group of controllable back light input port and uncontrollable backlight input port；The 8 core connector
Remaining 6 core is two left horn lines, two right horn lines, a backlight adjust line and a backlight switch line, described two
Left horn line, two right horn lines are separately connected the ultra high-definition monitor driving plate and left horn, right horn, a back
Light adjusts two backlights adjusting control port that line connects the ultra high-definition monitor driving plate and the panel, a back
Optical line switch connects two backlight switch control ports of the ultra high-definition monitor driving plate Yu the panel；The circuit board
It is connect between subplate by 4 core connectors of a pair；4 core connector, 2 core therein is separately connected two OPS power supply lines,
One end of two OPS power supply lines connects first power panel, and+the 12VDC that the other end connects the OPS microcomputer is defeated
Inbound port；Described remaining 2 core of 4 core connector are separately connected two key switch screen control lines, two key switch screens
One end of control line connects first power panel, and the other end connects the key screen switch.
According to one aspect of the present invention, the power supply line that the circuit board is connect with mainboard is 2*0.75mm line 1.5m.
According to one aspect of the present invention, the AC power cord that the circuit board is connect with subplate is RVV3*1.5 line
1.5m。
According to one aspect of the present invention, every group of panel backlit power supply line that the circuit board is connect with mainboard is by 5*
0.75mm line 2m+5*0.75mm line 3m composition.
According to one aspect of the present invention, two left horn lines that the circuit board is connect with mainboard, two right horn lines
Respectively 2*0.75mm line 3m and 2*0.75mm line 2m.
According to one aspect of the present invention, the backlight that the circuit board is connect with mainboard adjusts line and a backlight is opened
Pass line is 2*0.75mm line 2m.
According to one aspect of the present invention, the two OPS power supply lines and two keys that the circuit board is connect with subplate are opened
Closing screen control line is 4*0.75mm line 1.5m.
By adopting the above scheme, the beneficial effects of the present invention are:
Easy to install, the enclosed structure of electronic blackboard of the present invention are circuit board and the mainboard of a kind of completely new electronic blackboard with
And the mount scheme of subplate, stablize, be achieved at low cost circuit board to function such as the power supply of mainboard and subplate, driving, transmission, adjustings
Can, solve that electronic blackboard is functional, the problems in stability, and there is versatility.Produced for improving electronic blackboard,
Installation effectiveness and convenient maintenance, repairing and planned pre-manufactured in the future are of great significance.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is that circuit board concentrates placing structure figure.
Fig. 2 is the circuit board at circuit board visual angle and the connection structure diagram of mainboard and subplate.
Fig. 3 is the circuit board at mainboard visual angle and the connection structure diagram of mainboard.
Fig. 4 is the circuit board at subplate visual angle and the connection structure diagram of subplate.
Fig. 5 is circuit board and fixed bracket and mainboard right edge section fixing structure figure.
Structure chart when Fig. 6 is installation and maintenance.
Fig. 7 is structure chart when working normally.
Fig. 8 is the structure chart for connecting rail bar.
Fig. 9 is the structure chart of socket connector plug seat.
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, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
System composition of the invention includes circuit board, mainboard and subplate.
As shown in Figure 1, circuit board include Signals Transfer Board (VBY1RX40), ultra high-definition monitor driving plate (BSD K9),
First power panel (MP128), second source plate (MP128) and USB pinboard.As shown in Fig. 2, Signals Transfer Board passes through 0.3m
Shield the direct-connected ultra high-definition monitor driving plate of line, the 5V/12V output port of power source of the first power panel is turned by the direct-connected signal of power supply line
The 5V/12V output port of power source of the power input port of fishplate bar, second source plate is driven by the direct-connected ultra high-definition monitor of power supply line
The power input port of movable plate.As shown in Fig. 2, circuit board concentration is placed in circuit board box, circuit board box removes internal relation line
Except the connection of road, it is connected with direct-connected and patches two kinds of forms with mainboard, subplate.
As shown in figure 3, mainboard is for 84 ", including panel, high definition plate, touch control film control panel and left and right loudspeaker.Mainboard
It is one block of plate among electronic blackboard, mainboard each side has one piece of subplate.The mainboard back side is equipped with LCD display surface
Plate, the display area of mainboard are mainly used as LCD and show, have chalk and electronic writing dual function.
As shown in figure 4, subplate include high photographing instrument, infrared remote control receiver board (IR plate), master switch (K1), 220VAC input insert
Seat, OPS microcomputer, external interface and key screen switch (K2).High photographing instrument passes through the direct-connected OPS microcomputer of USB line 1m
USB port, master switch pass through the direct-connected 220VAC input socket of power supply line.
As shown in Figures 2 and 3, circuit board and the direct-connected of mainboard specifically include that Signals Transfer Board is (each by two screen lines
2m) " on the LDVS " and " LDVS lower port " of the direct-connected high definition plate of difference.Signals Transfer Board passes through a power supply line (2*0.75mm line
1.5m) the 12V input port of direct-connected high definition plate.USB pinboard passes through the direct-connected touch control film control panel of USB product line (1m)
USB port.
As shown in Figure 2 and Figure 4, circuit board and the direct-connected of subplate specifically include that ultra high-definition monitor driving plate by one 5
The direct-connected infrared remote control receiver board of core winding displacement (1.5m).Lead to after the 220VAC input port of first power panel and second source plate is in parallel
Cross an AC power cord (RVV3*1.5 line 1.5m) direct-connected master switch.Ultra high-definition monitor driving plate passes through two HDMI finished products
The HDMI output port of line (each 1.5m) direct-connected OPS microcomputer all the way, all the way port HDMI on direct-connected external interface.USB
Pinboard is by the USB port of two USB product lines (each 1m) direct-connected OPS microcomputer all the way, all the way on direct-connected external interface
USB port.
As shown in Figures 2 and 3, circuit board and patching for mainboard are realized with a pair of 8 core connectors.Wherein 1 core is first group
Panel backlit power supply line (5*0.75mm line 2m+5*0.75mm line 3m), first group of panel backlit power supply line connect the first power panel
First group of controllable back light input port and uncontrollable backlight input port with panel.1 core is second group of panel backlit power supply line
(5*0.75mm line 2m+5*0.75mm line 3m), second group of second group of panel backlit power supply line connection second source plate and panel
Controllable back light input port and uncontrollable backlight input port.6 cores are two left horn lines (2*0.75mm line 3m), two right loudspeakers
Line (2*0.75mm line 2m), a backlight adjust line and a backlight switch line (2*0.75mm line 2m), two left horn lines
Connection ultra high-definition monitor driving plate and left horn, two right horn lines connection ultra high-definition monitor driving plates and right horn, one
Root backlight adjusts line connection ultra high-definition monitor driving plate and two backlights of the panel adjust control port, and a backlight is opened
Close two backlight switch control ports of line connection ultra high-definition monitor driving plate and the panel.
As shown in Figure 2 and Figure 4, circuit board and patching for subplate are realized with a pair of 4 core connectors.Including two OPS power supplys
Line and two key switch screen control lines (4*0.75mm line 1.5m).2 core therein is two OPS power supply lines, one end connection the
One power panel, the other end connect the+12VDC input port of OPS microcomputer.Remaining 2 core is two key switch screen controls
Line, one end connect the first power panel, and the other end connects key screen switch.
Above-mentioned associated components are general off-the-shelf.
The present invention is in addition to connection mode, and there are also the magical effects of frame structure, and one people can pull open subplate when maintenance may be implemented,
It can be restored again with a people after the completion of maintenance.Circuit board box includes that relevant connector is an entirety, can usually be arranged production
Backup, engineering site need circuit board box and mainboard right edge profile being fixed into an entirety (after mainboard has been fixed), electricity
Road plate and fixed bracket and mainboard right edge section fixing structure form are as shown in Figure 5.Structure type when installation and maintenance is such as
Shown in Fig. 6.Structure type when normal work is as shown in Figure 7.
The key of frame structure is connection rail bar.The structure type for connecting rail bar is as shown in Figure 8.It connects rail bar and uses standard
50*32 unequal angle, with a thickness of 4mm, every rail bar attacks 13, M6 screw thread, has upper lower rail to distinguish.All screws are M6*10
Tack form, it is Ф 6.5 (6) that mainboard profile, which installs aperture, and it is Ф 8.0 (6) that subplate profile, which installs aperture, and subplate profile is same
When open 8*255 slot one, for sliding of the subplate on rail bar.
There are also two keys below for structure of the invention: first is that the processing mode of ground wire；Second is that the use of automobile-used connector.
Backlight electric power is not provided with dedicated ground wire, and the loop ground of backlight electric power is done using panel bottom plate.84 " backlight electric powers
It is powered using 24VDC, loop current is 8A or so, 6 fixed screws and Mai Ge meter Te MP128FL power panel of backlight all the way
4 fixed screws can carry completely.Relevant wire rod, connector had not only been eliminated in this way, but also had subtracted unnecessary installation, company
Connect technique.
Socket connector plug seat uses vehicle connector, the company that can be used under motion state and the poor environment that compares
Connect device, used on opposing stationary and relatively good application environment blackboard, connection effect is more preferable, longer life expectancy, it is more stable can
It leans on.Concrete model size is as shown in Figure 9.
Through the above scheme, the installation, maintenance and planned pre-manufactured of blackboard be can be convenient.
It can understand the above description of the embodiments is intended to facilitate those skilled in the art and apply this specially
Benefit.Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein
General Principle is applied in other embodiments without having to go through creative labor.Therefore, the present invention is not limited to implementations here
Example, those skilled in the art's announcement according to the present invention, improvement and modification made without departing from the scope of the present invention all should be
Within protection scope of the present invention.
Claims (7)
1. easy to install, the enclosed structure of a kind of electronic blackboard, including circuit board, mainboard and subplate, it is characterised in that:
The circuit board includes Signals Transfer Board, ultra high-definition monitor driving plate, the first power panel, second source plate and USB
Pinboard；The Signals Transfer Board passes through the screen direct-connected ultra high-definition monitor driving plate of line, the power supply of first power panel
Output port passes through the power input port of the direct-connected Signals Transfer Board of power supply line, the power output end of the second source plate
Mouth passes through the power input port of the direct-connected ultra high-definition monitor driving plate of power supply line；The mainboard include panel, high definition plate,
Touch control film control panel and left and right loudspeaker；The subplate includes high photographing instrument, infrared remote control receiver board, master switch, 220VAC input
Socket, OPS microcomputer, external interface and key screen switch；The high photographing instrument passes through the direct-connected OPS micro electric of USB line
Brain, the master switch pass through the direct-connected 220VAC input socket of power supply line；
The Signals Transfer Board shields the LDVS upper port and LDVS lower port that line distinguishes the direct-connected high definition plate by two；It is described
Signals Transfer Board passes through the 12V input port of the direct-connected high definition plate of a power supply line；The USB pinboard passes through a USB
The USB port of the direct-connected touch control film control panel of product line；The ultra high-definition monitor driving plate is direct-connected by a 5 core winding displacements
The infrared remote control receiver board；Pass through a friendship after the 220VAC input port of first power panel and second source plate is in parallel
Flow the direct-connected master switch of power supply line；The ultra high-definition monitor driving plate is distinguished direct-connected described by two HDMI product lines
The port HDMI on the HDMI output port and the external interface of OPS microcomputer；The USB pinboard passes through two USB
Product line distinguishes the USB port on the USB port and the external interface of the direct-connected OPS microcomputer；
Pass through a pair of 8 core connectors connection between the circuit board and mainboard；8 core connector, 2 core therein is separately connected
Two groups of panel backlit power supply lines, two groups of panel backlit power supply lines be separately connected first power panel, second source plate with
First group of the panel, second group of controllable back light input port and uncontrollable backlight input port；The 8 core connector remaining
6 cores be that two left horn lines, two right horn lines, backlight adjust line and a backlight switch line, two left loudspeakers
Line, two right horn lines are separately connected the ultra high-definition monitor driving plate and left horn, right horn, a backlight tune
Nodel line connects the ultra high-definition monitor driving plate and two backlights of the panel adjust control port, and a backlight is opened
Close two backlight switch control ports that line connects the ultra high-definition monitor driving plate Yu the panel；The circuit board and pair
Pass through a pair of 4 core connectors connection between plate；4 core connector, 2 core therein is separately connected two OPS power supply lines, described
One end of two OPS power supply lines connects first power panel, and the other end connects the+12VDC input terminal of the OPS microcomputer
Mouthful；Described remaining 2 core of 4 core connector are separately connected two key switch screen control lines, two key switch screens control
One end of line connects first power panel, and the other end connects the key screen switch.
2. easy to install, the enclosed structure of electronic blackboard according to claim 1, it is characterised in that: the circuit board and master
The power supply line of plate connection is 2*0.75mm line 1.5m.
3. easy to install, the enclosed structure of electronic blackboard according to claim 1, it is characterised in that: the circuit board and pair
The AC power cord of plate connection is RVV3*1.5 line 1.5m.
4. easy to install, the enclosed structure of electronic blackboard according to claim 1, it is characterised in that: the circuit board and master
Every group of panel backlit power supply line of plate connection is made of 5*0.75mm line 2m+5*0.75mm line 3m.
5. easy to install, the enclosed structure of electronic blackboard according to claim 1, it is characterised in that: the circuit board and master
Two left horn lines, the two right horn lines of plate connection are respectively 2*0.75mm line 3m and 2*0.75mm line 2m.
6. easy to install, the enclosed structure of electronic blackboard according to claim 1, it is characterised in that: the circuit board and master
It is 2*0.75mm line 2m that a piece backlight of plate connection, which adjusts line and a backlight switch line,.
7. easy to install, the enclosed structure of electronic blackboard according to claim 1, it is characterised in that: the circuit board and pair
Two OPS power supply lines of plate connection and two key switch screen control lines are 4*0.75mm line 1.5m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710802360.7A CN109473002A (en) | 2017-09-07 | 2017-09-07 | Easy to install, the enclosed structure of electronic blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710802360.7A CN109473002A (en) | 2017-09-07 | 2017-09-07 | Easy to install, the enclosed structure of electronic blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109473002A true CN109473002A (en) | 2019-03-15 |
Family
ID=65658405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710802360.7A Pending CN109473002A (en) | 2017-09-07 | 2017-09-07 | Easy to install, the enclosed structure of electronic blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109473002A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110017290A (en) * | 2009-08-13 | 2011-02-21 | 삼성테크윈 주식회사 | Video presenter having image surveillance function and system for image surveillance using video presenter |
| JP2012056270A (en) * | 2010-09-13 | 2012-03-22 | Tokyo Kokuban Seisakusho:Kk | Multi-system for ict education |
| JP2014102664A (en) * | 2012-11-20 | 2014-06-05 | Talkie System Co Ltd | Content creation, recording, reproduction system |
| US20140340337A1 (en) * | 2013-05-16 | 2014-11-20 | Samsung Electronics Co., Ltd. | Display apparatus and control method thereof |
| CN105518616A (en) * | 2013-09-05 | 2016-04-20 | 三星电子株式会社 | Image forming apparatus and control method thereof |
| CN205594257U (en) * | 2016-04-19 | 2016-09-21 | 深圳泰科晶显科技有限公司 | Educate big screen display and show device |
| CN205726009U (en) * | 2016-04-22 | 2016-11-23 | 朱红东 | Control terminal unit |
| CN106371520A (en) * | 2015-10-28 | 2017-02-01 | 江苏昊润电子科技有限公司 | Touch interaction all-in-one machine |
| CN106781735A (en) * | 2017-01-11 | 2017-05-31 | 深圳安道云科股份有限公司 | A kind of electronic blackboard including power pack |
| CN207397529U (en) * | 2017-09-07 | 2018-05-22 | 上海峰宁信息科技股份有限公司 | Easy to install, the enclosed structure of electronic blackboard |
-
2017
- 2017-09-07 CN CN201710802360.7A patent/CN109473002A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110017290A (en) * | 2009-08-13 | 2011-02-21 | 삼성테크윈 주식회사 | Video presenter having image surveillance function and system for image surveillance using video presenter |
| JP2012056270A (en) * | 2010-09-13 | 2012-03-22 | Tokyo Kokuban Seisakusho:Kk | Multi-system for ict education |
| JP2014102664A (en) * | 2012-11-20 | 2014-06-05 | Talkie System Co Ltd | Content creation, recording, reproduction system |
| US20140340337A1 (en) * | 2013-05-16 | 2014-11-20 | Samsung Electronics Co., Ltd. | Display apparatus and control method thereof |
| CN105518616A (en) * | 2013-09-05 | 2016-04-20 | 三星电子株式会社 | Image forming apparatus and control method thereof |
| CN106371520A (en) * | 2015-10-28 | 2017-02-01 | 江苏昊润电子科技有限公司 | Touch interaction all-in-one machine |
| CN205594257U (en) * | 2016-04-19 | 2016-09-21 | 深圳泰科晶显科技有限公司 | Educate big screen display and show device |
| CN205726009U (en) * | 2016-04-22 | 2016-11-23 | 朱红东 | Control terminal unit |
| CN106781735A (en) * | 2017-01-11 | 2017-05-31 | 深圳安道云科股份有限公司 | A kind of electronic blackboard including power pack |
| CN207397529U (en) * | 2017-09-07 | 2018-05-22 | 上海峰宁信息科技股份有限公司 | Easy to install, the enclosed structure of electronic blackboard |
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