CN104516184A - touch projection system and method thereof - Google Patents
touch projection system and method thereof Download PDFInfo
- Publication number
- CN104516184A CN104516184A CN201310540822.4A CN201310540822A CN104516184A CN 104516184 A CN104516184 A CN 104516184A CN 201310540822 A CN201310540822 A CN 201310540822A CN 104516184 A CN104516184 A CN 104516184A
- Authority
- CN
- China
- Prior art keywords
- touch
- touch control
- image
- cloth curtain
- control electrode
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 28
- 239000004744 fabric Substances 0.000 claims abstract description 67
- 239000000835 fiber Substances 0.000 claims description 48
- 238000009413 insulation Methods 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 238000007731 hot pressing Methods 0.000 claims description 6
- 239000004753 textile Substances 0.000 claims description 6
- 238000010023 transfer printing Methods 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 229910001361 White metal Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000010969 white metal Substances 0.000 description 1
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
- 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
- G03B21/60—Projection screens characterised by the nature of the surface
-
- 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
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
Abstract
The invention provides a touch projection system and a touch projection method. The curtain is suitable for displaying a first image. The touch electrodes are configured on the cloth screen and used for sensing a touch signal. The touch control chip is electrically connected to the touch control electrodes so as to convert the touch control signal into a coordinate signal. The electronic operation unit is electrically connected to the touch chip. The electronic operation unit receives the coordinate signal to execute an event corresponding to the first image and generate a second image. The projection unit is electrically connected to the electronic operation unit and is used for outputting the first image and the second image to the cloth screen. The invention further provides a touch projection method.
Description
Technical field
The present invention relates to a kind of touch-control system and method thereof, particularly relate to a kind of touch control projection system and method thereof.
Background technology
At present, the touch technology being applied to optical projection system mostly is optical profile type.Mainly two or more pick-up lens is configured at the edge of projection screen, in order to the image of shooting finger, the mode that recycling coordinate calculates, and reach the touch position of location finger.But the impact that this kind of mode is subject to environment light source is very huge.If pick-up lens will obtain clearly image, must at brighter environment.But general, projector, in use in order to increase picture contrast, can use usually under darker environment.Therefore, the application of this technology is just restricted.In addition, owing to using the relation of pick-up lens, to photograph the scope of whole projection screen, usually wide-angle lens will be used.This can make retrieved anamorphose, and seriously affects degree of accuracy when program judges.
In addition, the touch technology of optical projection system also has by being contained in induction pen and projector by sensor, and is operated by the mode of the transmission coordinates such as laser, infrared ray, ultrasonic and signal.But such device all needs additionally to use induction pen, comparatively inconvenience.
Summary of the invention
The invention provides a kind of touch control projection system and method thereof, it provides the mode of more intuition to operate, and does not need unnecessary optical facilities, and has the characteristics such as low environment light source interference.
A kind of touch control projection system of the present invention, comprises a cloth curtain, multiple touch control electrode, a touch chip, an electronic calculation unit and a projecting cell.Cloth curtain is suitable for display one first image.These touch control electrode are configured at cloth curtain, and these touch control electrode are in order to sense a touching signals.Touch chip is electrically connected to these touch control electrode, touching signals to be converted to a coordinate signal.Electronic calculation unit is electrically connected at touch chip.Electronic calculation unit receives coordinate signal, produces one second image with the event performed corresponding to the first image.Projecting cell is electrically connected at electronic calculation unit, in order to export first and second image to cloth curtain.
In one embodiment of this invention, above-mentioned touching signals can be a capacitance signal or a piezoelectric signal.
In one embodiment of this invention, these above-mentioned touch control electrode comprise many conductive fibers.
In one embodiment of this invention, above-mentioned each conductive fiber comprises an insulation course of a wire and coated wire.
In one embodiment of this invention, above-mentioned each conductive fiber comprises multiple electrically conductive particles.
In one embodiment of this invention, these above-mentioned conductive fibers comprise many first conductive fibers arranged along a first direction and many second conductive fibers arranged along a second direction, and wherein first direction is perpendicular to second direction.
In one embodiment of this invention, these above-mentioned conductive fibers and the textile fibres of cloth curtain weave alternately.
In one embodiment of this invention, these above-mentioned conductive fibers are attached on cloth curtain.
In one embodiment of this invention, these above-mentioned touch control electrode are fixed on cloth curtain in the mode of transfer printing, coating, hot pressing.
The present invention also provides a kind of touch projection method, comprises the following steps.First, provide a cloth curtain, wherein multiple touch control electrode is configured at cloth curtain, and cloth curtain display one first image.Then, touch cloth curtain and sense a touching signals to make these touch control electrode.Then, touching signals is changed into a coordinate signal.Then, perform the corresponding event in the first image of coordinate signal and produce one second image.Finally, the second image is exported to cloth curtain.
In one embodiment of this invention, above-mentioned touching signals can be a capacitance signal or a piezoelectric signal.
In one embodiment of this invention, a touch chip is electrically connected at these touch control electrode, so that touching signals is converted to coordinate signal.
In one embodiment of this invention, an electronic calculation unit is electrically connected at touch chip, to perform corresponding to coordinate signal in the event of the first image and to produce the second image.
In one embodiment of this invention, a projecting cell is electrically connected at electronic calculation unit, to export the second image to cloth curtain.
Based on above-mentioned, touch control projection system of the present invention and method thereof can be used in all kinds of electron image projector, only can project compared to traditional cloth curtain, touch control projection system of the present invention and touch projection method thereof are passed through by touch control electrode (being such as conductive fiber) to be made into cloth curtain with the mode of textile fibres Co-knit, or touch control electrode are fixed on existing cloth curtain in the mode of attaching, transfer printing, coating, hot pressing.User, by directly contacting the mode of cloth curtain, responds to touching signals to make touch control electrode.This touching signals is passed to touch chip to be converted to coordinate signal, and the event corresponding to electronic calculation unit (such as computer) performs according to coordinate signal also produces corresponding image, and projecting cell projects image onto on cloth curtain, to reach touch controllable function.Touch control electrode is configurable in the cloth curtain of various sizes, more economical compared to large-sized contact panel.Further, because touch control electrode has pliability, the cloth curtain of touch control projection system of the present invention can meet the storage mode of general cloth curtain.In addition, touch control projection system of the present invention does not need additional any optical facilities, therefore volume and weight can't increase, the interference of surround lighting can not be subject on using, the problem that anamorphose causes locating misalignment is not had yet, and intuitive use finger manipulation, make touch control projection system of the present invention and method thereof have preferably reaction velocity and positioning precision.
For above-mentioned feature and advantage of the present invention can be become apparent, special embodiment below, and coordinate accompanying drawing to be described in detail below.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of touch control projection system of one embodiment of the invention;
Fig. 2 is the diagrammatic cross-section of the conductive fiber of the touch control projection system of Fig. 1;
Fig. 3 is the schematic flow sheet of a kind of touch projection method of one embodiment of the invention.
Description of reference numerals:
100: touch control projection system;
110: cloth curtain;
120: touch control electrode;
122: conductive fiber;
122a: wire;
122b: insulation course;
124: the first conductive fibers;
126: the second conductive fibers;
130: touch chip;
140: electronic calculation unit;
150: projecting cell;
200: touch projection method;
210 ~ 250: step.
Embodiment
Fig. 1 is the schematic diagram of a kind of touch control projection system of one embodiment of the invention.Refer to Fig. 1, the touch control projection system 100 of the present embodiment comprises a cloth curtain 110, multiple touch control electrode 120, touch chip 130, electronic calculation unit 140 and a projecting cell 150.
Cloth curtain 110 is suitable for display one first image.These touch control electrode 120 are configured at cloth curtain 110, and these touch control electrode 120 are in order to sense a touching signals, and in the present embodiment, touching signals is such as a capacitance signal or a piezoelectric signal.In the present embodiment, touch control electrode 120 has pliability, such as, be conductive fiber 122.The kind of conductive fiber 122 is quite a lot of, and the conductive fiber 122 of the present embodiment can be the diagrammatic cross-section of the conductive fiber of the touch control projection system of Fig. 1 with reference to figure 2, Fig. 2.Conductive fiber 122 comprises and is positioned at a wire 122a at a center and insulation course 122b of coated wire 122a.The wire 122a being positioned at center is used for conduct charges, and can guarantee can not interact between conductive fiber 122 at outer field insulation course 122b.
In the present embodiment, conductive fiber 122 is for the coated wire 122a of insulation course 122b.But the kind of conductive fiber 122 is not as restriction, in other embodiments, conductive fiber 122 may also be carbon black or white metal compound as electrically conductive particles, the conductive material be made into is coordinated according to finite concentration, made by melt composite spinning with high polymer again, such as, be present in organic conducting fiber (Belltron) on the market.
Fig. 1 please be return, these conductive fibers 122 comprise many first conductive fibers 124 and many second conductive fibers 126 arranged along a second direction that arrange along a first direction, first conductive fiber 124 and the second conductive fiber 126, wherein first direction be different from second direction, in the present embodiment, first direction and second direction are such as mutually vertical, to respond to the touching signals of both direction.In the present embodiment, cloth curtain 110 is woven alternately by these the first conductive fiber 124, second conductive fibers 126 and textile fibres to form.The visual required count changing the first conductive fiber 124 and the second conductive fiber 126 of fabricator, to adjust the sensitivity of touch-control, but the adjustment mode of touch-control sensitivity is not limited thereto.
Certainly, touch control electrode 120 is configured at the kind of mode on cloth curtain 110 and touch control electrode 120 not with the above-mentioned system that is limited.In other embodiments, these touch control electrode 120(are such as conductive fibers 122) mode that also can attach is fixed on cloth curtain 110.Such as, if when the touch control projection system of the present embodiment 100 will be applied in existing projection screen, the touch control electrode 120 of appropriate size can be chosen according to the size of projection screen, and these touch control electrode 120 are attached in existing projection screen.In other embodiments, touch control electrode 120 also can transfer printing, coating, hot pressing mode be fixed on cloth curtain 110.
Touch chip 130 is electrically connected to these touch control electrode 120, touching signals to be converted to a coordinate signal.In the present embodiment, touching signals is passed to touch chip 130 via wire, but in other embodiments, touching signals also can wireless other modes such as grade transmit.
Electronic calculation unit 140 is electrically connected at touch chip 130.Electronic calculation unit 140 receives coordinate signal, produces one second image with the event performed corresponding to the first image.Electronic calculation unit 140 can comprise a desktop computer, a notebook computer, a panel computer or a smart mobile phone etc., but the kind of electronic calculation unit 140 is not limited thereto, as long as the coordinate signal of touch chip 130 can be received and can carry out the device of image procossing all in the scope of electronic calculation unit 140 of the present invention.Projecting cell 150 is electrically connected at electronic calculation unit 140, to export the first image and the second image to cloth curtain 110.
The Detailed Operation mode of touch control projection system will be described in detail belows.Fig. 3 is the schematic flow sheet of a kind of touch projection method of one embodiment of the invention.Refer to Fig. 3, first, provide cloth curtain 110, wherein multiple touch control electrode 120 is configured at cloth curtain 110, and cloth curtain 110 shows one first image (step 210).Such as, electronic calculation unit 140(is such as computer by projecting cell 150) display desktop be projeced on cloth curtain 110.
When user is for clicking the mark on the first image shown on cloth curtain 110 or a certain instruction on wish execution the first image, user directly can touch position corresponding on cloth curtain 110, and these touch control electrode 120 be configured on cloth curtain 110 just can sense touching signals (step 220).Such as, if user is for by the file opening on display desktop, position cloth curtain 110 showing this file can directly be touched.In the present embodiment, touching signals is such as a capacitance signal or a piezoelectric signal.
Then, the touching signals that touch control electrode 120 senses can be passed to touch chip 130, and this touching signals is converted to a coordinate signal (step 230) by touch chip 130.Touch chip 130 just can obtain the coordinate signal of user's institute's touch position on cloth curtain 110.
Then, coordinate signal can be transferred to electronic calculation unit 140, and electronic calculation unit 140 performs the corresponding event in the first image of coordinate signal and produces one second image (step 240).That is, electronic calculation unit 140 can perform the content of touch action on the position of correspondence according to the first image, and the second image that corresponding generation is follow-up.Such as, this file is opened by clicking.
Finally, electronic calculation unit 140 is by the information transmission of the second image to projecting cell 150, and the second image exports cloth curtain 110(step 250 to by projecting cell).Therefore, the image that file is unlocked just can be projected unit 150 and export on cloth curtain 110, and on cloth curtain, reach the effect of touch-control.
In above-mentioned lifted example, though for single-point touch, these touch control electrode 120 be configured on cloth curtain 110 also can detect the capacitance variations that multi-point touch produces simultaneously, to meet the use-pattern of multi-point touch.Such as, by by two refer on cloth curtain toward away from direction move, allow electronic calculation unit perform by instructions such as Nonlinear magnify, this part is not added to repeat at this.
In sum, touch control projection system of the present invention and method thereof can be used in all kinds of electron image projector, only can project compared to traditional cloth curtain, touch control projection system of the present invention and touch projection method thereof are passed through by touch control electrode (being such as conductive fiber) to be made into cloth curtain with the mode of textile fibres Co-knit, or touch control electrode are fixed on existing cloth curtain in the mode of attaching, transfer printing, coating, hot pressing.User, by directly contacting the mode of cloth curtain, responds to touching signals to make touch control electrode.This touching signals is passed to touch chip to be converted to coordinate signal, and the event corresponding to electronic calculation unit (such as computer) performs according to coordinate signal also produces corresponding image, and projecting cell projects image onto on cloth curtain, to reach touch controllable function.Touch control electrode is configurable in the cloth curtain of various sizes, more economical compared to large-sized contact panel.Further, because touch control electrode has pliability, the cloth curtain of touch control projection system of the present invention can meet the storage mode of general cloth curtain.In addition, touch control projection system of the present invention does not need additional any optical facilities, therefore volume and weight can't increase, the interference of surround lighting can not be subject on using, the problem that anamorphose causes locating misalignment is not had yet, and intuitive use finger manipulation, make touch control projection system of the present invention and method thereof have preferably reaction velocity and positioning precision.
Last it is noted that above each embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to foregoing embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of various embodiments of the present invention technical scheme.
Claims (19)
1. a touch control projection system, is characterized in that, comprising:
One cloth curtain, is suitable for display one first image;
Multiple touch control electrode, is configured at this cloth curtain, and those touch control electrode are in order to sense a touching signals;
One touch chip, is electrically connected to those touch control electrode, so that this touching signals is converted to a coordinate signal;
One electronic calculation unit, is electrically connected at this touch chip, this electronic calculation unit in order to receive this coordinate signal, with perform to should the first image event and produce one second image; And
One projecting cell, is electrically connected at this electronic calculation unit, is suitable for exporting this first image and this second image to this cloth curtain.
2. touch control projection system according to claim 1, is characterized in that, this touching signals can be a capacitance signal or a piezoelectric signal.
3. touch control projection system according to claim 1, is characterized in that, those touch control electrode comprise many conductive fibers.
4. touch control projection system according to claim 3, is characterized in that, respectively this conductive fiber comprises an insulation course of a wire and this wire coated.
5. touch control projection system according to claim 3, is characterized in that, respectively this conductive fiber comprises multiple electrically conductive particles.
6. touch control projection system according to claim 3, it is characterized in that, those conductive fibers comprise many first conductive fibers arranged along a first direction and many second conductive fibers arranged along a second direction, and wherein this first direction is perpendicular to this second direction.
7. touch control projection system according to claim 3, is characterized in that, the textile fibres of those conductive fibers and this cloth curtain weaves alternately.
8. touch control projection system according to claim 1, is characterized in that, those touch control electrode are fixed on this cloth curtain in the mode of attaching, transfer printing, coating, hot pressing.
9. a touch projection method, is characterized in that, comprising:
There is provided a cloth curtain, wherein multiple touch control electrode is configured at this cloth curtain, and this cloth curtain display one first image;
Touch this cloth curtain and sense a touching signals to make those touch control electrode;
Change this touching signals into a coordinate signal;
Perform the corresponding event in this first image of this coordinate signal and produce one second image graph picture; And
Export this second image to this cloth curtain.
10. touch projection method according to claim 9, is characterized in that, this touching signals can be a capacitance signal or a piezoelectric signal.
11. touch projection methods according to claim 9, it is characterized in that, a touch chip is electrically connected at those touch control electrode, so that this touching signals is converted to this coordinate signal.
12. touch projection methods according to claim 11, it is characterized in that, an electronic calculation unit is electrically connected at this touch chip, to perform corresponding to this coordinate signal in the event of this first image and to produce this second image.
13. touch projection methods according to claim 12, it is characterized in that, a projecting cell is electrically connected at this electronic calculation unit, to export this second image to this cloth curtain.
14. touch projection methods according to claim 9, it is characterized in that, those touch control electrode comprise many conductive fibers.
15. touch projection methods according to claim 14, is characterized in that, respectively this conductive fiber comprises an insulation course of a wire and this wire coated.
16. touch projection methods according to claim 14, it is characterized in that, respectively this conductive fiber comprises multiple electrically conductive particles.
17. touch projection methods according to claim 14, it is characterized in that, those conductive fibers comprise many first conductive fibers arranged along a first direction and many second conductive fibers arranged along a second direction, and wherein this first direction is perpendicular to this second direction.
18. touch projection methods according to claim 14, it is characterized in that, the textile fibres of those conductive fibers and this cloth curtain weaves alternately.
19. touch projection methods according to claim 9, is characterized in that, those touch control electrode are fixed on this cloth curtain in the mode of attaching, transfer printing, coating, hot pressing.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW102135758 | 2013-10-02 | ||
| TW102135758A TW201514601A (en) | 2013-10-02 | 2013-10-02 | Touch control projection system and method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104516184A true CN104516184A (en) | 2015-04-15 |
Family
ID=52791717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310540822.4A Pending CN104516184A (en) | 2013-10-02 | 2013-11-05 | touch projection system and method thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104516184A (en) |
| TW (1) | TW201514601A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017041425A1 (en) * | 2015-09-08 | 2017-03-16 | 京东方科技集团股份有限公司 | Projector screen, and touch control screen projection display method and system |
| 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 |
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Also Published As
| Publication number | Publication date |
|---|---|
| TW201514601A (en) | 2015-04-16 |
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