CN105388694A - Projection cloth screen with touch control function - Google Patents
Projection cloth screen with touch control function Download PDFInfo
- Publication number
- CN105388694A CN105388694A CN201510826890.6A CN201510826890A CN105388694A CN 105388694 A CN105388694 A CN 105388694A CN 201510826890 A CN201510826890 A CN 201510826890A CN 105388694 A CN105388694 A CN 105388694A
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- Prior art keywords
- projection screen
- touch
- controllable function
- metal
- projection
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- 239000004744 fabric Substances 0.000 title claims description 21
- 239000000463 material Substances 0.000 claims abstract description 21
- 238000003860 storage Methods 0.000 claims abstract description 19
- 229910052751 metal Inorganic materials 0.000 claims description 80
- 239000002184 metal Substances 0.000 claims description 80
- 239000000758 substrate Substances 0.000 claims description 29
- 230000006698 induction Effects 0.000 claims description 26
- 238000009434 installation Methods 0.000 claims description 22
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- 238000004891 communication Methods 0.000 claims description 18
- 229910000765 intermetallic Inorganic materials 0.000 claims description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 11
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- 229910052717 sulfur Inorganic materials 0.000 claims description 7
- 239000011593 sulfur Substances 0.000 claims description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 4
- 239000002041 carbon nanotube Substances 0.000 claims description 4
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 4
- 229910044991 metal oxide Inorganic materials 0.000 claims description 4
- 150000004706 metal oxides Chemical class 0.000 claims description 4
- 229910052976 metal sulfide Inorganic materials 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 4
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- 230000001070 adhesive effect Effects 0.000 claims description 3
- HGAZMNJKRQFZKS-UHFFFAOYSA-N chloroethene;ethenyl acetate Chemical compound ClC=C.CC(=O)OC=C HGAZMNJKRQFZKS-UHFFFAOYSA-N 0.000 claims description 3
- 150000005690 diesters Chemical class 0.000 claims description 3
- 229910021389 graphene Inorganic materials 0.000 claims description 3
- 229920000052 poly(p-xylylene) Polymers 0.000 claims description 3
- 229920006304 triacetate fiber Polymers 0.000 claims description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910045601 alloy Inorganic materials 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 239000011651 chromium Substances 0.000 claims description 2
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 229910052750 molybdenum Inorganic materials 0.000 claims description 2
- 239000011733 molybdenum Substances 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910052709 silver Inorganic materials 0.000 claims description 2
- 239000004332 silver Substances 0.000 claims description 2
- 229910052718 tin Inorganic materials 0.000 claims description 2
- 239000011135 tin Substances 0.000 claims description 2
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- 229910052720 vanadium Inorganic materials 0.000 claims description 2
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- 239000011701 zinc Substances 0.000 claims description 2
- 230000002452 interceptive effect Effects 0.000 abstract description 38
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- 239000004020 conductor Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 125000004430 oxygen atom Chemical group O* 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- -1 Polyethylene Polymers 0.000 description 1
- 229940081735 acetylcellulose Drugs 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
-
- 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
Abstract
The invention discloses a projection screen with a touch function, wherein a transparent or non-transparent conductive structure is directly attached to the projection screen to form the projection screen with the touch function. Compared with the interactive electronic whiteboard in the prior art, the projection screen with the touch function has the advantages of simple structure, low manufacturing cost and the like. In addition, because the projection screen with the touch control function is made of flexible materials, the projection screen can be rolled up by using a screen accommodating shell; of course, the projection screen rolled up in the screen storage case is easy to carry and move.
Description
Technical field
The present invention relates to about interactive mode teaching technical field, espespecially a kind of projection screen with touch controllable function.
Background technology
In recent years, interactive electric whiteboard is used in panel discussion and demonstration lesson widely, wherein, Chinese Taiwan education portion more promoted in 2007 " information incorporates teaching ITC plan ", comprehensive subsidy 15 counties and cities altogether national middle school of institute up to a hundred and national primary school introduce interactive electric whiteboard, make teacher can promote efficiency of teaching by interactive electric whiteboard.
Refer to Fig. 1, for the Organization Chart of existing a kind of interactive electric whiteboard system, as shown in the first figure, existing interactive electric whiteboard system 1 ' comprising: a main frame 11 ', a projection arrangement 12 ', an interactive electric whiteboard 13 ', with a pointer 14 ', wherein, projection arrangement 12 ', interactive electric whiteboard 13 ' connect cable through a VGA respectively, a USB connects cable and is connected to main frame 11 '.So, through above-mentioned interactive electric whiteboard system 1 ', its report data can be stored in main frame 11 ' by instructor or speaker in advance, during report, through projection arrangement 12 ', a little report data is projected on interactive electric whiteboard 13 ' again, and instructor or speaker are also by pointer 14 ' touch-control interactive electric whiteboard 13 ', write on interactive electric whiteboard 13 ' or draw, to reach the effect of an interactive report.
Easily install and advantage easy to use, so interactive electric whiteboard system 1 ' is used in panel discussion and demonstration lesson widely because interactive electric whiteboard system 1 ' has; Wherein, the interactive electric whiteboard 13 ' being applied to interactive electric whiteboard system 1 ' can be divided into several large class: infrared induction, induction, pressure inductive etc., and its mode of action of dissimilar interactive electric whiteboard 13 ' is also not identical:
(1) interactive electric whiteboard of infrared induction: must arrange multiple infrared inductor around electronic whiteboard, to be formed a noctovisor scan net around electronic whiteboard.Its shortcoming is the electronic whiteboard that must adopt special specification, just can locate the position of pointer on electronic whiteboard accurately; But because the interactive electric whiteboard processing procedure of infrared induction is complicated, therefore, in the application of large scale electronic whiteboard, probably cost is not striking.
(2) induction interactive electric whiteboard: must an inductive coil be set in electronic whiteboard, and use one induction pen of arranging in pairs or groups, with through inductive coil and induction pen communication switching each other, just the position of induction pen on electronic whiteboard can be located accurately; Similarly, because induction interactive electric whiteboard processing procedure is complicated, therefore, in the application of large scale electronic whiteboard, probably cost is not striking.
(3) interactive electric whiteboard of pressure inductive a: resistive film and a conducting film must be set in electronic whiteboard, wherein, when a pointer or a finger press on electronic whiteboard, the conducting film of pressing place is understood contact resistance film and produces an electric signal, and locates pointer or the position of finger on electronic whiteboard accurately through electric signal.Therefore, via above-mentioned, can learn that the processing procedure of the interactive electric whiteboard of pressure inductive is also not easy, and in the application of large scale electronic whiteboard, its cost is also not cheap.
(4) no matter be any one interactive electric whiteboard 13 ' above-mentioned, all be not easy to carry movement because volume is too huge, force interactive mode teaching dealer must purchase one group of interactive electric whiteboard 13 ' in each teaching place, cause the cost of investment of interactive mode teaching dealer too high.
Via the above-mentioned mode of action explanation about dissimilar interactive electric whiteboard 13 ', the applicant can learn, for existing interactive electric whiteboard system 1 ', its maximum shortcoming the processing procedure of interactive electric whiteboard 13 ' complicated with involve great expense.In view of this, creator of the present invention do one's utmost in addition study and composition, finally researched and developed a kind of projection screen with touch controllable function of the present invention, use solve existing interactive electric whiteboard system 1 ' shortcoming with not enough.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of projection screen with touch controllable function.
To achieve these goals, the present invention is by the following technical solutions:
There is a projection screen for touch controllable function, comprising: a projection screen; One contact panel, it is pasted to described projection screen, and relative to a projected display region of described projection screen; And a control treatment circuit, it is electrically connected to described contact panel, and is electrically connected to an outside electronic installation simultaneously; Wherein, described electronic installation be by an outside projection arrangement by a video image Projection Display in the projected display region of described projection screen; Now, when a touch-control behavior is applied to described projection screen and described contact panel, namely described control treatment circuit is responded to and touch-control behavior described in identification, and notifies that described electronic installation changes according to described touch-control behavior or adjusts described video image.
Wherein, have the projection screen of touch controllable function, also comprise a cloth curtain storage shell, it is in order to furl described projection screen; Further, described control treatment circuit is arranged in described cloth curtain storage shell.
Wherein, the back side of described projection screen is also provided with at least one adhesion layer, is attached to a target projection region in order to assist described projection screen.
Wherein, described control treatment circuit at least comprises: a detecting unit, and it is electrically connected to described contact panel, whether suffers described touch-control behavior in order to detect described contact panel, and then exports a touch-control behavior detection signal; One controlled processing unit, it is coupled to described detecting unit to receive described touch-control behavior detection signal, and then identifies described touch-control behavior through the described touch-control behavior detection signal of parsing; And a communication linkage unit, it is coupled to described controlled processing unit, and is electrically connected to described electronic installation.
Wherein, described electronic installation can be following any one: desktop PC, mobile computer, flat computer or intelligent mobile phone.
Wherein, described contact panel comprises: a flexible base plate; One induction line layer, it is arranged on described flexible base plate, and wherein, described induction line layer is a metal or radio frequency circuit; And a protective seam, it covers described induction line layer; Wherein, described induction line layer is made by conductive oxide, Nai meter Yin, carbon nanotube or Graphene.
Wherein, described contact panel comprises: a substrate, has a upper surface and a lower surface; One first dielectric layer, it is formed at the upper surface of described substrate; One the first metal layer, it is formed at the upper surface of described first dielectric layer; And one first anti-reflecting layer, it is formed at the upper surface of described the first metal layer; Wherein, described first dielectric layer, described the first metal layer and described first anti-reflecting layer form one first metal grill, and described first metal grill is positioned at the upper surface of described substrate.
Wherein, described projection screen is also provided with a frame region, and described frame region is around described projected display region; Further, a frame press strip is arranged on described frame region, puts and warpage because of retracting repeatedly and volume in order to prevent described projection screen.
Wherein, described projection screen be also connected with one bottom pull bar.
Wherein, described adhesion layer is a gum of a magnet or tool reusability, and described target projection region is a wall or a blank.
Wherein, described bottom pull bar can connect a fixed support, in order to stay bolt and firm described projection screen, avoids the swing because of touch-control behavior of described projection screen.
Wherein, described communication linkage unit can be following any one: wire communication linkage unit or wireless telecommunications linkage unit.
Wherein, described contact panel system also comprises: one second dielectric layer, and it is formed at the lower surface of described substrate; And one second metal level, it is formed at the lower surface of described second dielectric layer; And one second anti-reflecting layer, it is formed at the lower surface of described second metal level; Wherein, described second dielectric layer, described second metal level and described second antireflection series of strata form one second metal grill, and described second metal grill is positioned at the lower surface of described substrate.
Wherein, the live width of described first metal grill and described second metal grill is between 1 micron to 15 microns.
Wherein, described substrate is a flexible base plate.
Wherein, the material of described first dielectric layer and described second dielectric layer can be following any one: the metallic compound of metal, oxygen containing metallic compound or sulfur-bearing.
Wherein, the material of described first anti-reflecting layer and described second anti-reflecting layer can be following any one: the metallic compound of metal, oxygen containing metallic compound or sulfur-bearing.
Wherein, the material of described the first metal layer and described second metal level is copper or silver.
Wherein, described contact panel also comprises: one first protective seam, and it covers described first anti-reflecting layer; And one second protective seam, it covers described second anti-reflecting layer; Wherein, the material of described first protective seam and described second protective seam is Optical transparent adhesive.
Wherein, described contact panel also comprises: one first adhesion layer, and it is formed between the upper surface of described substrate and described first dielectric layer; And one second adhesion layer, it is formed between the lower surface of described substrate and described second dielectric layer; Wherein, the material of described first adhesion layer and described second adhesion layer can be metal, metal sulfide or metal oxide.
Wherein, the material of described flexible base plate can be tygon, parylene's second diester or triacetate fiber.
Wherein, described metal is selected from during following group knits: nickel, titanium, molybdenum, chromium, copper, zinc, tin, cobalt, vanadium, with above-mentioned both or both above alloys.
Beneficial effect of the present invention is: the present invention directly or opaque conductive structure transparent by is pasted to a projection screen, and then forms the projection screen with touch controllable function.Compared to the interactive electric whiteboard (infrared induction, induction or pressure inductive) of prior art, the projection screen that the present invention has touch controllable function has the advantages such as structure is simple, cheap for manufacturing cost.In addition, the projection screen having a touch controllable function due to the present invention, by made by flexible material, therefore can utilize a cloth curtain storage shell to be furled; Certainly, furl the projection screen in cloth curtain storage shell, be easy to be carried mobile.
Accompanying drawing explanation
Fig. 1 is the Organization Chart of existing a kind of interactive electric whiteboard system;
Fig. 2 is a kind of stereographic map with the projection screen of touch controllable function of the present invention;
Fig. 3 is the schematic plan view of cloth curtain of the present invention storage shell, projection screen, contact panel and control treatment circuit;
Fig. 4 is the circuit block diagram of control treatment circuit of the present invention;
Fig. 5 is the schematic diagram that the present invention has the second application examples of the projection screen of touch controllable function;
Fig. 6 is the schematic top view of contact panel of the present invention;
Fig. 7 is that first of contact panel of the present invention implements Organization Chart;
Fig. 8 is that second of contact panel of the present invention implements Organization Chart;
Fig. 9 is that the 3rd of contact panel of the present invention implements Organization Chart;
Figure 10 is the schematic diagram that the present invention has the 3rd application examples of the projection screen of touch controllable function.
Reference numeral:
< > of the present invention
1 projection screen with touch controllable function
11 projection screens
12 contact panels
13 control treatment circuit
14 cloth curtain storage shells
111 projected display region
2 electronic installations
3 projection arrangements
131 detecting units
132 controlled processing units
133 communication linkage units
Pull bar bottom 16
112 frame region
15 frame press strips
17 fixed supports
121 substrates
122 first dielectric layers
123 the first metal layers
124 first anti-reflecting layers
122a second dielectric layer
123a second metal level
124a second anti-reflecting layer
12A first metal grill
12B second metal grill
126 first adhesion layers
126a second adhesion layer
125 first protective seams
125a second protective seam
121b flexible base plate
123b induction line layer
124b protective seam
The existing > of <
1 ' interactive electric whiteboard system
11 ' main frame
12 ' projection arrangement
13 ' interactive electric whiteboard
14 ' pointer
Embodiment
In order to a kind of projection screen with touch controllable function proposed by the invention more clearly can be described, below will coordinate graphic, elaborate the preferred embodiment of the present invention.
Please refer to Fig. 2, it is a kind of stereographic map with the projection screen of touch controllable function of the present invention.As shown in Figure 2, this projection screen 1 owner with touch controllable function will comprise: projection screen 11, contact panel 12 and a control treatment circuit 13; Wherein, this projection screen 11 is furl in a cloth curtain storage shell 14, and this control treatment circuit 13 is also arranged among this cloth curtain storage shell 14.
Consulting Fig. 2 unceasingly, and please refer to Fig. 3, is cloth curtain storage shell 14, projection screen 11, contact panel 12, schematic plan view with control treatment circuit 13.As shown in the figure, this contact panel 12 is be pasted to this projection screen 11, and relative to one of this projection screen 11 projected display region 111; Further, control treatment circuit 13 is be electrically connected to this contact panel 12, and is electrically connected to an outside electronic installation 2 simultaneously.Setting like this, this electronic installation 2 be by an outside projection arrangement 3 by a video image Projection Display on this projected display region 111 of this projection screen 11; Now, when a touch-control behavior is applied to this projection screen 11 with this contact panel 12, namely this control treatment circuit 13 is responded to and this touch-control behavior of identification, and notifies that this electronic installation 2 changes according to this touch-control behavior or adjusts this video image.Touch-control behavior alleged by this may be amplify, reduce, click or draw.
Please continue again to consult Fig. 2 and Fig. 3, and please refer to Fig. 4, be the circuit block diagram of this control treatment circuit 13.As shown in the figure, this control treatment circuit 13 is at least comprise following circuit box: detecting unit 131, controlled processing unit 132 and a communication linkage unit 133; Wherein, this detecting unit 131 is be electrically connected to this contact panel 12, whether suffers this touch-control behavior in order to detect this contact panel 12, and then exports a touch-control behavior detection signal.Further, after this touch-control behavior detection signal of reception, this controlled processing unit 132 is further through processing, resolving this touch-control behavior detection signal, identifies the kind (amplify, reduce, click or draw) of this touch-control behavior by this.Finally, controlled processing unit 132 is notify this electronic installation 2 through this communication linkage unit 133, changes or adjusts this video image with making electronic installation 2 immediacy according to this touch-control behavior.
Although it is a main frame that Fig. 2 system illustrates this electronic installation 2; But as shown in Figure 3, based on the diversity of consumption electronic products, the electronic installation 2 of indication of the present invention also can be mobile computer, flat computer or intelligent mobile phone.Well imagine, the communication linkage unit 133 of control treatment circuit 13 can be the communication linkage unit of wired pattern or the communication linkage unit of wireless pattern.Wherein, the communication linkage unit system of wired pattern such as video signal connection cable or universal serial bus (WirelessUniversalSerialBus, USB) connects cable.In addition, the communication linkage unit then comparatively diversification of wireless pattern can be bluetooth radio-cell, Zigbee radio-cell, WiFi radio-cell or near-field communication radio-cell (NearFieldCommunication, NFC).
Please then consult Fig. 5, cording has the schematic diagram of the second application examples of the projection screen of touch controllable function.As shown in Figure 5, when described electronic installation 2 is a portable electronic product (such as: intelligent mobile phone), projection arrangement 3 replaceable one-tenth one minitype projection machine that this electronic installation 2 connects.Now, intelligent mobile phone (that is, electronic installation 2) can pass through bluetooth radio-cell, Zigbee radio-cell, WiFi radio-cell or near-field communication radio-cell and be arranged at this cloth curtain control treatment circuit 13 received within shell 14 and reach communication and be connected.Setting like this, intelligent mobile phone (that is, electronic installation 2) just can by described minitype projection machine by a video image Projection Display on this projected display region 111 of this projection screen 11; Now, when a touch-control behavior is applied to this projection screen 11 with this contact panel 12, namely the control treatment circuit 13 be arranged within this cloth curtain storage shell 14 is responded to and this touch-control behavior of identification, and is notified that this intelligent mobile phone changes according to this touch-control behavior or adjusts this video image.
In this, what must remark additionally is, conveniently user takes out (or pull-out) this projection screen 11 among this cloth curtain storage shell 14, Fig. 2 and Fig. 5 system show this projection screen 11 be more connected with one bottom pull bar 16, in order to convenient user, projection screen 11 is rolled up and is released among cloth curtain storage shell 14.In addition, as shown in Figure 2 and Figure 3, being more designed with a frame region 112 on projection screen 11, is around this projected display region 111; Meanwhile, a frame press strip 15 is be arranged on this frame region 112, puts and warpage because of retracting repeatedly and volume in order to prevent this projection screen 11.Moreover, as shown in Fig. 3 and Fig. 5, bottom this, pull bar 16 is connected to a fixed support 17 further, to utilize this fixed support 17, bottom pull bar 16 is fixed on a certain height, mode stay bolt also this projection screen 11 firm by this, avoid this projection screen 11 swing because of touch-control behavior, the video image making projection screen 11 can show projection arrangement 3 reposefully to throw in.
Above-mentioned system has illustrated the main member with the projection screen of touch controllable function and the corresponding function thereof of the present invention; Unceasingly, the thin portion that below will further illustrate this contact panel 12 is formed.Referring to Fig. 6, is the schematic top view (schematictopview) of this contact panel 12; Further, please refer to Fig. 7, be that first of this contact panel 12 implements Organization Chart.As shown in Figures 6 and 7, this contact panel 12 is a transparent or opaque conductive structure, and comprise: a substrate 121, one first dielectric layer 122 on the upper surface being formed at this substrate 121, be formed at the first metal layer 123 on this first dielectric layer 122, to be formed on this first metal layer one first anti-reflecting layer 124 on 123, one second dielectric layer 122a on the lower surface being formed at this substrate 121, be formed at one second metal level 123a on this second dielectric layer 122a, and the one second anti-reflecting layer 124a be formed on this second metal level on 123a.Wherein, this first dielectric layer 122, this first metal layer 123 and this first anti-reflecting layer 124 be formation one first metal grill 12A on this upper surface, and on this second dielectric layer 122a, this second metal level 123a and this lower surface of this second anti-reflecting layer 124a system formation one second metal grill 12B.
Hold above-mentioned explanation, described first metal grill 12A system is horizontal expansion, and described second metal grill 12B system and in extending longitudinally, make the multiple metal wire of the multiple metal wire of the first metal grill 12A and the second metal grill 12B form grid-like structure (as shown in Figure 6) interlaced with each other.And, because the live width of the plain conductor of the first metal grill 12A and the plain conductor of the second metal grill 12B is all between 1 micron (μm) is to 15 microns, effectively can prevent the optical phenomenas such as interference fringe (interferencefringes), such as so-called unauspicious effect (Moireeffect) with these trickle plain conductors.Among the present invention, the preferred embodiment of the plain conductor of the first metal grill 12A and the plain conductor live width of the second metal grill 12B is 1 μm ~ 10 μm.
In this, must illustrate, the present invention is mainly that mode gives projection screen 11 touch controllable function by this through attaching one contact panel 12 to projection screen 11; Therefore, the substrate 121 of contact panel 12 must be flexible base plate, such as tygon (Polyethylene, PE), parylene's second diester (Polyethyleneterephthalate, or triacetate fiber (Tri-celluloseacetate, TAC) PET).
Fig. 7 knows that expression first metal grill 12A system is made up of the first dielectric layer 122, the first metal layer 123 and the first anti-reflecting layer 124, and the second metal grill 12B system is made up of the second dielectric layer 122a, the second metal level 123a and the second anti-reflecting layer 124a.Wherein, the material of described the first metal layer 123 and the second metal level 123a is copper, and its thickness is about 0.2 μm ~ 3.0 μm.Resistivity due to copper is about 1.678 × 10-6 Ω cm, far below other nonmetallic transparent conductive material (such as carbon nanotube); Therefore, copper metal can be made the thin conductive layer that light transmittance reaches more than 85%, just can be used as a transparent conducting structures.Based on said physical basis, the first metal layer 123 made by copper and the second metal level 123a are formed at upper surface and the lower surface of this substrate 121 by system of the present invention respectively, further, the first metal layer 123 and the second metal level 123a system form copper mesh structure relative to this substrate 121; So, light just can pass substrate 121 via the grid hole of copper mesh structure, makes copper mesh structure and substrate 121 have very high transmittance.
In the present invention, described first dielectric layer 122 and the material of described second dielectric layer 122a can be the metallic compounds of metal, oxygen containing metallic compound or sulfur-bearing, and its thickness is about 1nm ~ 200nm.It should be noted that the described metallic compound containing oxygen or sulfur-bearing means that oxygen molecule, oxygen atom or sulphur atom are entrained in metal material.When in metal material when doped with oxygen molecule, oxygen atom or sulphur atom, metallic compound can be made to lose metallic luster, and then obtain metal oxide or the metal sulfide of blueness, mazarine, Dark grey or black.So, owing to being the first dielectric layer 122 having additional blueness, mazarine, Dark grey or black, and be the second dielectric layer 122a setting up blueness, mazarine, Dark grey or black between substrate 121 and the second metal level 123a between substrate 121 and the first metal layer 123.
In addition, in the present invention, the material of the first anti-reflecting layer 124 and the second anti-reflecting layer 124a can be the metallic compound of metal, oxygen containing metallic compound or sulfur-bearing, and its thickness is about 5nm ~ 1000nm.So, when light directive the first metal layer 123 and/or the second metal level 123a, the first anti-reflecting layer 124 and/or the second anti-reflecting layer 124a just can absorb light, eliminate light reflex by this.
Please continue to refer to Fig. 8, be that second of this contact panel 12 implements Organization Chart.Be different from earlier figures 7 illustrate first of contact panel 12 implement framework, second implements framework system more comprises: be formed at one first adhesion layer 126 between this upper surface of this substrate 121 and this first dielectric layer 122, be formed at one second adhesion layer 126a between this lower surface of this substrate 121 and this second dielectric layer 122a.Further, the second enforcement framework system more comprises: cover one first protective seam 125 of this first anti-reflecting layer 124 and cover the one second protective seam 125a of this second anti-reflecting layer 124a.Wherein, the material of the first adhesion layer 126 and the second adhesion layer 126a can be metal, metal sulfide or metal oxide, and its thickness is 1nm ~ 200nm.Separately; the material of the first protective seam 125 and the second protective seam 125a to be thickness the be Optical transparent adhesive (opticalclearadhesive of about 10 μm ~ 100 μm; OCA), such as transparent acrylic glue (clearacrylicadhesive).
The surface resistance value of contact panel 12 (transparent or opaque conductive structure) provided by the present invention is about 0.01 Ω/ ~ 1 Ω/, and line resistance value is less than 250 Ω.Therefore, what was certain was that, the surface resistance value of described contact panel 12 and line resistance value all much smaller than known techniques the surface resistance value (about 100 Ω/ ~ 400 Ω/) of ITO base material that uses and line resistance value (about 10,000 Ω ~ 50,000 Ω).Therefore, because contact panel 12 provided by the present invention has lower surface resistance value and comparatively high connductivity degree, therefore using the contact panel 12 of the present invention as the touch control display apparatus of metal grill touch base plate, preferably touch-control sensitivity will be had.
Although the enforcement aspect of this contact panel 12 of Fig. 7 and Fig. 8 teaching, but the enforcement aspect of the possibility of this contact panel 12 should do not limited with this.Referring to Fig. 9, is the cut-open view that the 3rd of this contact panel 12 implements framework.As shown in Figure 9, in actual fabrication with application, this contact panel 12 is also only made up of a flexible base plate 121b, an induction line layer 123b and a protective seam 124b; Wherein, this induction line layer 123b system is configured on this flexible base plate 121b; and this protective seam 124b system covers this induction line layer 123b; in this, the metal of described induction line layer 123b system made by conductive oxide, Nai meter Yin, carbon nanotube or Graphene or radio frequency circuit.
So, above-mentioned explanation system is complete and clearly reveal the projection screen with touch controllable function of the present invention, and via above-mentioned, we can learn that cording of the present invention has following advantage:
(1) system of the present invention directly or opaque conductive structure (that is, contact panel 12) transparent by be pasted to a projection screen 11, and then form a projection screen 1 with touch controllable function.Significantly, compared to known interactive electric whiteboard (infrared induction, induction or pressure inductive), the projection screen 1 with touch controllable function of the present invention has the advantages such as structure is simple, cheap for manufacturing cost.
(2) in addition, because the projection screen with touch controllable function of the present invention is all made by flexible material, a cloth curtain storage shell 14 therefore can be utilized to be furled; Certainly, furling the projection screen among cloth curtain storage shell 14, is be easy to be carried movement.
Must remark additionally, although it is that to receive shell 14 with cloth curtain connected to each other that Fig. 5 shows projection screen 11, but, the possible embodiments of the present invention should do not limited with this.Refer to Figure 10, be the schematic diagram with the 3rd application examples of the projection screen of touch controllable function of the present invention, as shown in Figure 10, described projection screen 11 can manufacture the aspect of similar placard, and cloth curtain storage shell 14 is only as the purposes of this projection screen 11 of accommodating storage.In addition, the back side of projection screen 11 is more provided with at least one adhesion layer 18, is attached on a target projection region in order to assist this projection screen 11.As shown in the figure, this adhesion layer 18 is arrange along the edge at the back side of this projection screen 11, and wherein, this adhesion layer 18 is a gum of a magnet or tool reusability.
Must illustrate, although it is a shaped as frame adhesion layer that Figure 10 shows this adhesion layer 18, that is only the exemplary enforcement aspect of described adhesion layer 18; In the application of reality, the enforcement aspect of adhesion layer 18 also may be pair of magnet bar or a pair gum strip.Design like this, suppose that this target projection region is a blank or a wall, then this projection screen 11 just can be posted on this blank or this wall by adhesion layer 18.Therefore, among the 3rd application examples of the projection screen 1 with touch controllable function of the present invention, receiving shell 14 due to this projection screen 11 with this cloth curtain is adopt separation design, the convenience that the projection screen 1 described in therefore more enhancing with touch controllable function uses.
Must in addition it is emphasised that, above-mentioned detailed description system is for the illustrating of possible embodiments of the present invention, only this embodiment be not used to limit the scope of the claims of the present invention, all do not depart from skill of the present invention spirit institute for it equivalence implement or change, therefore related application all should be contained in the scope of the claims of this case.
Claims (22)
1. there is a projection screen for touch controllable function, it is characterized in that, comprising:
One projection screen;
One contact panel, it is pasted to described projection screen, and relative to a projected display region of described projection screen;
And a control treatment circuit, it is electrically connected to described contact panel, and is electrically connected to an outside electronic installation simultaneously;
Wherein, described electronic installation be by an outside projection arrangement by a video image Projection Display in the projected display region of described projection screen; Now, when a touch-control behavior is applied to described projection screen and described contact panel, namely described control treatment circuit is responded to and touch-control behavior described in identification, and notifies that described electronic installation changes according to described touch-control behavior or adjusts described video image.
2. have the projection screen of touch controllable function as claimed in claim 1, it is characterized in that, also comprise a cloth curtain storage shell, it is in order to furl described projection screen; Further, described control treatment circuit is arranged in described cloth curtain storage shell.
3. have the projection screen of touch controllable function as claimed in claim 1, it is characterized in that, the back side of described projection screen is also provided with at least one adhesion layer, is attached to a target projection region in order to assist described projection screen.
4. have the projection screen of touch controllable function as claimed in claim 1, it is characterized in that, described control treatment circuit at least comprises:
One detecting unit, it is electrically connected to described contact panel, whether suffers described touch-control behavior in order to detect described contact panel, and then exports a touch-control behavior detection signal;
One controlled processing unit, it is coupled to described detecting unit to receive described touch-control behavior detection signal, and then identifies described touch-control behavior through the described touch-control behavior detection signal of parsing;
And a communication linkage unit, it is coupled to described controlled processing unit, and is electrically connected to described electronic installation.
5. there is the projection screen of touch controllable function as claimed in claim 1, it is characterized in that, described electronic installation can be following any one: desktop PC, mobile computer, flat computer or intelligent mobile phone.
6. have the projection screen of touch controllable function as claimed in claim 1, it is characterized in that, described contact panel comprises:
One flexible base plate;
One induction line layer, it is arranged on described flexible base plate, and wherein, described induction line layer is a metal or radio frequency circuit;
And a protective seam, it covers described induction line layer;
Wherein, described induction line layer is made by conductive oxide, Nai meter Yin, carbon nanotube or Graphene.
7. have the projection screen of touch controllable function as claimed in claim 1, it is characterized in that, described contact panel comprises:
One substrate, has a upper surface and a lower surface;
One first dielectric layer, it is formed at the upper surface of described substrate;
One the first metal layer, it is formed at the upper surface of described first dielectric layer;
And one first anti-reflecting layer, it is formed at the upper surface of described the first metal layer;
Wherein, described first dielectric layer, described the first metal layer and described first anti-reflecting layer form one first metal grill, and described first metal grill is positioned at the upper surface of described substrate.
8. have the projection screen of touch controllable function as claimed in claim 2, it is characterized in that, described projection screen is also provided with a frame region, and described frame region is around described projected display region; Further, a frame press strip is arranged on described frame region, puts and warpage because of retracting repeatedly and volume in order to prevent described projection screen.
9. there is the projection screen of touch controllable function as claimed in claim 2, it is characterized in that, described projection screen be also connected with one bottom pull bar.
10. have the projection screen of touch controllable function as claimed in claim 3, it is characterized in that, described adhesion layer is a gum of a magnet or tool reusability, and described target projection region is a wall or a blank.
11. projection screens as claimed in claim 9 with touch controllable function, it is characterized in that, described bottom pull bar can connect a fixed support, in order to stay bolt and firm described projection screen, avoids the swing because of touch-control behavior of described projection screen.
12. projection screens as claimed in claim 4 with touch controllable function, is characterized in that, described communication linkage unit can be following any one: wire communication linkage unit or wireless telecommunications linkage unit.
13. projection screens as claimed in claim 7 with touch controllable function, it is characterized in that, described contact panel system also comprises:
One second dielectric layer, it is formed at the lower surface of described substrate;
And one second metal level, it is formed at the lower surface of described second dielectric layer;
And one second anti-reflecting layer, it is formed at the lower surface of described second metal level;
Wherein, described second dielectric layer, described second metal level and described second antireflection series of strata form one second metal grill, and described second metal grill is positioned at the lower surface of described substrate.
14. projection screens as claimed in claim 13 with touch controllable function, it is characterized in that, the live width of described first metal grill and described second metal grill is between 1 micron to 15 microns.
15. projection screens as claimed in claim 13 with touch controllable function, it is characterized in that, described substrate is a flexible base plate.
16. projection screens as claimed in claim 13 with touch controllable function, is characterized in that, the material of described first dielectric layer and described second dielectric layer can be following any one: the metallic compound of metal, oxygen containing metallic compound or sulfur-bearing
17. projection screens as claimed in claim 13 with touch controllable function, is characterized in that, the material of described first anti-reflecting layer and described second anti-reflecting layer can be following any one: the metallic compound of metal, oxygen containing metallic compound or sulfur-bearing.
18. projection screens as claimed in claim 13 with touch controllable function, it is characterized in that, the material of described the first metal layer and described second metal level is copper or silver.
19. projection screens as claimed in claim 13 with touch controllable function, it is characterized in that, described contact panel also comprises:
One first protective seam, it covers described first anti-reflecting layer;
And one second protective seam, it covers described second anti-reflecting layer;
Wherein, the material of described first protective seam and described second protective seam is Optical transparent adhesive.
20. projection screens as claimed in claim 13 with touch controllable function, it is characterized in that, described contact panel also comprises:
One first adhesion layer, it is formed between the upper surface of described substrate and described first dielectric layer;
And one second adhesion layer, it is formed between the lower surface of described substrate and described second dielectric layer;
Wherein, the material of described first adhesion layer and described second adhesion layer can be metal, metal sulfide or metal oxide.
21. projection screens as claimed in claim 15 with touch controllable function, it is characterized in that, the material of described flexible base plate can be tygon, parylene's second diester or triacetate fiber.
22. projection screens with touch controllable function as described in claim 16 or 17, is characterized in that, described metal is selected from during following group knits: nickel, titanium, molybdenum, chromium, copper, zinc, tin, cobalt, vanadium, with above-mentioned both or both above alloys.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW104214799 | 2015-09-11 | ||
| TW104214799U TWM516191U (en) | 2015-08-06 | 2015-09-11 | Projection screen having touch panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105388694A true CN105388694A (en) | 2016-03-09 |
| CN105388694B CN105388694B (en) | 2017-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520947858.9U Expired - Fee Related CN205427421U (en) | 2015-09-11 | 2015-11-24 | Projection cloth screen with touch control function |
| CN201510826890.6A Expired - Fee Related CN105388694B (en) | 2015-09-11 | 2015-11-24 | Projection cloth screen with touch control function |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520947858.9U Expired - Fee Related CN205427421U (en) | 2015-09-11 | 2015-11-24 | Projection cloth screen with touch control function |
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| Country | Link |
|---|---|
| JP (1) | JP3203140U (en) |
| CN (2) | CN205427421U (en) |
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| CN106095192A (en) * | 2016-07-22 | 2016-11-09 | 深圳市国显科技有限公司 | A kind of multifunctional curtain |
| CN106406637A (en) * | 2016-08-25 | 2017-02-15 | 深圳吉祥星科技股份有限公司 | File on-demand method and file on-demand device based on projection system |
| CN106846933A (en) * | 2017-01-20 | 2017-06-13 | 马鞍山状元郎电子科技有限公司 | A kind of liftable interactive electronic whiteboard device |
| CN107979748A (en) * | 2016-10-21 | 2018-05-01 | 中强光电股份有限公司 | Projector, optical projection system and image projecting method |
| CN111338173A (en) * | 2018-12-03 | 2020-06-26 | 东华镜月（苏州）纺织技术研究有限公司 | Interactive curtain |
| CN112046173A (en) * | 2020-08-24 | 2020-12-08 | 山东理工职业学院 | Magnetic projection white board based on computer teaching |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3203140U (en) * | 2015-09-11 | 2016-03-17 | 鼎展電子股▲分▼有限公司 | Projection screen with touch function |
| CN110597008A (en) * | 2018-06-11 | 2019-12-20 | 台湾扬昕股份有限公司 | Writable projection screen |
| CN110320736A (en) * | 2019-07-05 | 2019-10-11 | 巢鹏彬 | A kind of projection display system not limited by place and method |
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- 2015-11-24 CN CN201520947858.9U patent/CN205427421U/en not_active Expired - Fee Related
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| CN106095192A (en) * | 2016-07-22 | 2016-11-09 | 深圳市国显科技有限公司 | A kind of multifunctional curtain |
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| CN112046173A (en) * | 2020-08-24 | 2020-12-08 | 山东理工职业学院 | Magnetic projection white board based on computer teaching |
Also Published As
| Publication number | Publication date |
|---|---|
| CN205427421U (en) | 2016-08-03 |
| JP3203140U (en) | 2016-03-17 |
| CN105388694B (en) | 2017-09-05 |
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