CN202976036U - Multi-point interaction video device integrating touching and photoelectric pen writing - Google Patents
Multi-point interaction video device integrating touching and photoelectric pen writing Download PDFInfo
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- CN202976036U CN202976036U CN 201220684520 CN201220684520U CN202976036U CN 202976036 U CN202976036 U CN 202976036U CN 201220684520 CN201220684520 CN 201220684520 CN 201220684520 U CN201220684520 U CN 201220684520U CN 202976036 U CN202976036 U CN 202976036U
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- 230000003993 interaction Effects 0.000 title abstract 4
- 230000003287 optical effect Effects 0.000 claims abstract description 9
- 230000002452 interceptive effect Effects 0.000 claims description 17
- 230000035945 sensitivity Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
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Abstract
The utility model provides a multi-point interaction video device integrating touching and photoelectric pen writing. The multi-point interaction video device comprises a display screen, a plurality of straight-line-shaped infrared lasers, an infrared camera with an optical filter, a projector, a computer connected with the infrared camera and the projector respectively and a photoelectric pen. The optical filter only transmits infrared rays, the plurality of straight-line-shaped infrared lasers are all arranged at the edge above the display screen, and light sent from the straight-line-shaped infrared lasers is parallel to the display screen. The infrared camera and the projector are both arranged in the front of the display screen, an infrared transmitting lamp tube is arranged at the position of a pen head of the photoelectric pen, a light guide pen cap is sleeved at the periphery of the infrared transmitting lamp tube, a control circuit for controlling the infrared transmitting lamp tube and a battery are arranged in a pen body of the photoelectric pen, and the infrared transmitting lamp tube, the control circuit and the battery are sequentially connected. The multi-point interaction video device can simultaneously support touching and photoelectric pen writing, is convenient to use and accurate in writing.
Description
[technical field]
The utility model relates to the image interactive product, and particularly a kind of the collection touches the multi-point interactive device for image of writing with photoelectric pen.
[background technology]
Image interactive product or only support photoelectric pen to write interactive operation writing on zone or display panel in the market, or only support directly to touch interactive operation with finger writing on regional and display panel.The former uses the image interactive product of photoelectric pen can realize writing accurately and interactive operation, but need to use the photoelectric pen supporting with this image interactive product, also need regularly with changing battery or the charging guarantee normally uses, in case photoelectric pen does not have electricity, the image interactive product just cannot use, and is convenient not for the user; The latter directly uses finger to touch interactive operation, very convenient, need not specific photoelectric pen, also need not with changing the operations such as battery or charging, but large scale write zone or viewing area write etc. long-time long Writing distance touch towards the time, finger has pain unavoidably, simultaneously finger or other material objects when carrying out touch operation due to angle, contact area, writing the reason such as thing out-of-shape can shine into and write precision and reduce, operate the problems such as insensitive, cause user's experience good opinion to reduce.
[summary of the invention]
The technical problems to be solved in the utility model, be to provide a kind of the collection to touch the multi-point interactive device for image of writing with photoelectric pen, it is for realizing that collection touches the multiple spot image interactive of writing with photoelectric pen hardware platform is provided, not only having supported photoelectric pen to write but also support touches, both can switch use at any time, and are very convenient.
The utility model is achieved in that
A kind of collection touches the multi-point interactive device for image of writing with photoelectric pen, comprises computing machine and a photoelectric pen that a display screen, a plurality of yi word pattern infrared laser, an infrared camera with optical filter, a projector, are connected with projector with described infrared camera respectively; Described optical filter is transmits infrared only; Described a plurality of yi word pattern infrared laser all is located at the display screen top edges, and the light that described yi word pattern infrared laser sends is parallel with described display screen; Described infrared camera and projector all are located at the place ahead of described display screen, and described infrared camera is in the drop shadow spread of described projector, and described projector is not in the range of receiving of described infrared camera; The written position of described photoelectric pen arranges an infrared emission fluorescent tube, and on the outer race of infrared emission fluorescent tube the leaded light cap for brush, control circuit and a battery of one control infrared emission fluorescent tube are set in a body of described photoelectric pen, and described infrared transmitting tube, control circuit and battery connect successively.
Further, the quantity of described yi word pattern infrared laser is three, be arranged at respectively display screen the edge, upper left side, directly over edge and edge, upper right side.
The utility model has the advantage of:
This practical device both had been applicable to the application of common size display panel, also be applicable to the application of large scale display panel, all very convenient during use: as to click when carrying out, drag, when gesture etc. do not need the operation of high precision computation, use touch control manner, convenient comfortable, when operation requirements high precision and high sensitivity, can use photoelectric pen to write, therefore the utility model device compatibility is stronger, possesses simultaneously convenient, high precision, highly sensitive advantage.
[description of drawings]
In conjunction with the embodiments the utility model is further described with reference to the accompanying drawings.
Fig. 1 is side view of the present utility model.
Fig. 2 is the front elevation of display screen of the present utility model.
Fig. 3 is that 2 of twin-lasers touch schematic diagram.
Fig. 4 is that 2 of single laser instruments touch schematic diagram.
[embodiment]
See also shown in Figure 1ly, embodiment of the present utility model is described in detail.
See also Fig. 1 and Fig. 2, a kind of collection touches the multi-point interactive device for image of writing with photoelectric pen, comprises that a display screen 1, a plurality of yi word pattern infrared laser 2, an infrared camera 3 with optical filter, a projector 4, are used for the computing machine 5 that the photoelectric pen (not shown), write at display screen is connected with projector 4 with described infrared camera 3 respectively;
Described optical filter is transmits infrared only, do like this to such an extent that purpose is that the light of filtering ring environmental light and other wavelength as much as possible produces light to this device and disturbs, the state of optimum is that camera can only capture the reflected light of infrared laser and the Infrared that photoelectric pen sends;
see also Fig. 3, described a plurality of yi word pattern infrared laser 2 all is located at display screen 1 top edges (showing two in figure), and the light that described yi word pattern infrared laser 2 sends is parallel with described display screen 1, this light area will cover the viewing area, better mode is the edge, upper left side that yi word pattern infrared laser 2 is arranged at respectively display screen 1, directly over edge and edge, upper right side, see also Fig. 4, if because only have a yi word pattern infrared laser 2, when 2 or multiple spot are positioned on the same ray of laser, from nearest that of yi word pattern infrared laser 2, what time the back is covered, camera can only capture nearest some photoelectricity, and omit other points, therefore be arranged on different angles to two yi word pattern infrared lasers 2 of major general, cover simultaneously display plane, if above-mentioned situation occurs, the laser of another one direction can illuminate some other touch point, thereby realize multi-point touch,
Described infrared camera 3 and projector 4 all are located at the place ahead of described display screen 1, and described infrared camera 3 is not in the drop shadow spread of described projector 4, described projector 4 is not in the range of receiving of described infrared camera 3, described infrared camera 3 installation sites are adjusted according to the visible angle of infrared camera 3 from the distance of display screen 1, can see that with infrared camera 3 zone is as the criterion more than or equal to the display frame zone;
The written position of described photoelectric pen arranges an infrared emission fluorescent tube, and on the outer race of infrared emission fluorescent tube the leaded light cap for brush, control circuit and a battery of one control infrared emission fluorescent tube are set in a body of described photoelectric pen, and described infrared transmitting tube, control circuit and battery connect successively.when display screen 1(or viewing area) when larger, carry out touch-control by finger and write operation, time is long, discomfort can appear unavoidably, above-mentioned touch principle is to allow infrared camera 3 catch by the light of finger reflection simultaneously, belong to passive mode, owing to there being the area that touches, touch angle, the touch point is apart from the factor of light source distance, cause the strong and weak different of reflection ray, light spot shape also can be different, this can cause the reduction of bearing accuracy and sensitivity, and the infrared ray of photoelectric pen emission, its light power is not write angle, area, the impact of the factors such as writing position, can be continual and steady emit beam, light spot shape is stable, greatly improve and write precision, therefore just not only need touch control manner in the large scale display application, also need to use photoelectric pen to operate.
Need to prove: the wavelength parameter of the optical filter of the saturating Infrared of this device camera use need to be consistent with yi word pattern infrared laser and photoelectric pen.
Principle of the present utility model is when writing or touching, write a meeting and send Infrared, described infrared pick-up head will catch this luminous point position, and the pixel coordinates that calculates this position is transferred to computing machine, computing machine calculates luminous point at the coordinate of display frame by mapping relations, thereby realizes the operations such as touch-control writing.
In sum, no matter the display screen of this practical device is common size plate face or larger size panel face, all very convenient during use: as to click when carrying out, drag, when gesture etc. do not need the operation of high precision computation, use touch control manner, convenient comfortable, when operation requirements high precision and high sensitivity, can use photoelectric pen to write, therefore the utility model device compatibility is stronger, possesses simultaneously convenient, high precision, highly sensitive advantage.
The above, it is only the utility model preferred embodiment, therefore can not limit according to this scope that the utility model is implemented, the equivalence of namely doing according to the utility model the scope of the claims and description changes and modifies, and all should still belong in the scope that the utility model contains.
Claims (2)
1. collection touches the multi-point interactive device for image of writing with photoelectric pen, it is characterized in that: comprise computing machine and a photoelectric pen that a display screen, a plurality of yi word pattern infrared laser, an infrared camera with optical filter, a projector, are connected with projector with described infrared camera respectively; Described optical filter is transmits infrared only; Described a plurality of yi word pattern infrared laser all is located at the display screen top edges, and the light that described yi word pattern infrared laser sends is parallel with described display screen; Described infrared camera and projector all are located at the place ahead of described display screen, and described infrared camera is in the drop shadow spread of described projector, and described projector is not in the range of receiving of described infrared camera; The written position of described photoelectric pen arranges an infrared emission fluorescent tube, and on the outer race of infrared emission fluorescent tube the leaded light cap for brush, control circuit and a battery of one control infrared emission fluorescent tube are set in a body of described photoelectric pen, and described infrared emission fluorescent tube, control circuit and battery connect successively.
2. collection according to claim 1 touches the multi-point interactive device for image of writing with photoelectric pen, and it is characterized in that: the quantity of described yi word pattern infrared laser is three, be arranged at respectively display screen the edge, upper left side, directly over edge and edge, upper right side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220684520 CN202976036U (en) | 2012-12-12 | 2012-12-12 | Multi-point interaction video device integrating touching and photoelectric pen writing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220684520 CN202976036U (en) | 2012-12-12 | 2012-12-12 | Multi-point interaction video device integrating touching and photoelectric pen writing |
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| Publication Number | Publication Date |
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| CN202976036U true CN202976036U (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220684520 Expired - Fee Related CN202976036U (en) | 2012-12-12 | 2012-12-12 | Multi-point interaction video device integrating touching and photoelectric pen writing |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106990906A (en) * | 2017-04-04 | 2017-07-28 | 彭椿皓 | A kind of PPT servicing units delineated |
| CN107358229A (en) * | 2017-08-25 | 2017-11-17 | 马新禹 | A kind of hand-written smart pen |
| CN110971946A (en) * | 2018-09-30 | 2020-04-07 | 深圳Tcl新技术有限公司 | Television handwriting pen and control method thereof |
| CN112363644A (en) * | 2020-11-10 | 2021-02-12 | 苏州新晶腾光电科技有限公司 | Infrared imaging device and gesture recognition method thereof |
-
2012
- 2012-12-12 CN CN 201220684520 patent/CN202976036U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106990906A (en) * | 2017-04-04 | 2017-07-28 | 彭椿皓 | A kind of PPT servicing units delineated |
| CN107358229A (en) * | 2017-08-25 | 2017-11-17 | 马新禹 | A kind of hand-written smart pen |
| CN110971946A (en) * | 2018-09-30 | 2020-04-07 | 深圳Tcl新技术有限公司 | Television handwriting pen and control method thereof |
| CN112363644A (en) * | 2020-11-10 | 2021-02-12 | 苏州新晶腾光电科技有限公司 | Infrared imaging device and gesture recognition method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20151212 |
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| EXPY | Termination of patent right or utility model |