CN202854772U - Optics induction electronic whiteboard - Google Patents
Optics induction electronic whiteboard Download PDFInfo
- Publication number
- CN202854772U CN202854772U CN 201220488642 CN201220488642U CN202854772U CN 202854772 U CN202854772 U CN 202854772U CN 201220488642 CN201220488642 CN 201220488642 CN 201220488642 U CN201220488642 U CN 201220488642U CN 202854772 U CN202854772 U CN 202854772U
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- frame
- electronic whiteboard
- camera sensor
- optical camera
- optical
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Abstract
The utility model discloses an optics induction electronic whiteboard. The optics induction electronic whiteboard comprises a first optics camera shooting sensor, a second optics camera shooting sensor, a signal processing circuit, flat cables, a Universal Serial Bus (USB) interface, an infrared emission pen, a whiteboard and a first frame. The first frame is fixedly arranged at the top end of the whiteboard. The first optics camera shooting sensor and the second optics camera shooting sensor are respectively fixed at two ends of the first frame and respectively and electrically connected with the signal processing circuit through flat cables. The optics induction electronic whiteboard has the advantages of being accurate in positioning, high in recognition rate, convenient and easy to operate and install and the like and is capable of effectively recognize the position of the infrared emission pen on the whiteboard.
Description
Technical field
The utility model relates to the electronic whiteboard field, relates in particular to a kind of optical sensor electronic whiteboard.
Background technology
At present, the use of electronic whiteboard is more and more extensive, and on the world or home market of present stage, representative having is induction, the electronic whiteboard of infrared-type, resistance-type, ultrasonic type etc.It can be presented at the partial content of teachers on the blank, thereby so that the efficient of listening to the teacher improves, using more is the optical profile type blank, and still, the optical electron blank also exists following defective:
1, the use of optical electron blank substantially all is passive type, adopts first catoptrics, shuts out the light to determine the position with opaque article again, and this mode can't correct measurement and the accurate location of location;
2, in the process of using, if the plate face of blank scratches, will affect so the inductive operation of blank;
3, the direct external power supply of computing machine uses very inconveniently, and does not meet the requirement of energy-conserving and environment-protective.
Therefore, be badly in need of a kind of novel electronic whiteboard on the market, solve above-mentioned defective, can accurately show and say the preprepared material of scholar, can make again the participant can catch the content of teaching, thereby improve classroom efficiency and quality.
The utility model content
For the weak point that exists in the above-mentioned technology, the utility model provides a kind of accurate positioning, discrimination is high, operation is easy and easy optical sensor electronic whiteboard is installed, and can effectively identify the position of infrared light emission pen on blank.
For achieving the above object, the utility model provides a kind of optical sensor electronic whiteboard, comprises the first optical camera sensor, the second optical camera sensor, signal processing circuit, winding displacement, USB interface, infrared light emission pen, blank, the first frame, computing machine and projector; Described the first frame is fixedly mounted on the top of blank, and described the first optical camera sensor and the second optical camera sensor are separately fixed on the two ends of the first frame and are electrically connected with signal processing circuit by winding displacement respectively; Described infrared light emission pen is for writing at blank and sending infrared light to the first optical camera sensor and the second optical camera sensor.
Wherein, described optical sensor electronic whiteboard also comprises the second frame, the 3rd frame and the 4th frame; Described the second frame, the 3rd frame and the 4th frame and the first frame suitable and be fixed on blank around.
Wherein, described infrared light emission pen comprises pressure sensitivity nib, infrared lamp, wiring board and battery; Described pressure sensitivity nib and infrared lamp are electrically connected with wiring board respectively, and described battery is electrically connected with wiring board.
Wherein, include an oscillating circuit on the described wiring board; Described oscillating circuit is electrically connected with infrared lamp.
Wherein, described the first optical camera sensor and the second optical camera sensor are respectively with the speed output video image of frame p.s.s 120.
The beneficial effects of the utility model are: compared with prior art, the optical sensor electronic whiteboard that the utility model provides has following technique effect:
1, the infrared light emission pen is write at blank, the pressure sensitivity nib can be sent infrared light, at this moment, the infrared light that the first optical camera sensor and the second optical camera sensor send by receiving the infrared light emission pen, the position of infrared light emission pen below the fixing framework in blank top be can identify, thereby Measurement accuracy, location Calculation and the interaction function of blank realized;
2, when energising starts, signal processing circuit can be carried out the detection of systematic parameter and automatically be compensated, and realizes that the repeatedly charging of infrared light emission pen is used;
Description of drawings
Fig. 1 is the structural drawing of optical sensor electronic whiteboard of the present utility model;
Fig. 2 is the structural drawing of optical sensor electronic whiteboard mid-infrared light emission pen of the present utility model;
Fig. 3 is the block scheme of optical sensor electronic whiteboard of the present utility model;
Fig. 4 is the fundamental diagram of optical sensor electronic whiteboard of the present utility model.
The main element symbol description is as follows:
1, the first optical camera sensor 2, the second optical camera sensor
3, signal processing circuit 4, winding displacement
5, USB interface 6, infrared light emission pen
7, blank 8, the first frame
9, the second frame
10, the 3rd frame 11, the 4th frame
61, pressure sensitivity nib 62, infrared lamp
64, wiring board 65, battery
12, the first output video 13, the second output video
14, output coordinate information
Embodiment
In order more clearly to explain the utility model, below in conjunction with accompanying drawing the utility model is done to describe further.
See also Fig. 1 and Fig. 3, optical sensor electronic whiteboard of the present utility model comprises the first optical camera sensor 1, the second optical camera sensor 2, signal processing circuit 3, winding displacement 4, USB interface 5, infrared light emission pen 6, blank 7, the first frame 8; The first frame 8 is fixedly mounted on the top of blank 7, the first optical camera sensor 1 and the second optical camera sensor 2 are separately fixed on the two ends of the first frame 8, and the first optical camera sensor 1 and the second optical camera sensor 2 are electrically connected with signal processing circuit 3 by winding displacement 4 respectively; Infrared light emission pen 6 is for writing at blank 7 and sending infrared lights to the first optical camera sensor 1 and the second optical camera sensor 2.
In the present embodiment, the optical sensor electronic whiteboard also comprises the second frame 9, the 3rd frame 10 and the 4th frame 11; The second frame 9, the 3rd frame 10 and the 4th frame 11 and the first frame 8 suitable and be fixed on blank around, have the blank 7 of frame around so just having formed.Certainly; the utility model is not limited to and adopts the fixedly embodiment of blank 7 of four frames; can carry out as required choosing of frame quantity; as long as the first frame 8 that guarantees to be fixed on the top of blank 7 is constant; if to the change of the frame quantity that is fixed on blank 7; so also can be understood as simple deformation of the present utility model or conversion, fall into protection domain of the present utility model.
In the present embodiment, above-mentioned blank 7 was both can water straight to be tapped into capable tradition and writes, and can carry out electronic writing with infrared light emission pen 6 again.
Please further consult Fig. 2, infrared light emission pen 6 comprises pressure sensitivity nib 61, infrared lamp 62, wiring board 64 and battery 65; Pressure sensitivity nib 61 and infrared lamp 62 are electrically connected with wiring board 64 respectively, and battery 65 is electrically connected with wiring board 64.
In the present embodiment, include an oscillating circuit (not shown) on the wiring board 64; The oscillating circuit (not shown) is electrically connected with infrared lamp 62, and the oscillating circuit (not shown) is used for driving infrared light emission pen 6 and sends infrared light intermittently, can also according to the dynamics of writing and the state of button, send the different infrared light of intensity.
In the present embodiment, the first optical camera sensor 1 and the second optical camera sensor 2 are respectively with the speed output video image of frame p.s.s 120.Certainly; the speed that the utility model is not limited to the first optical camera sensor 1 and the second optical camera sensor 2 output video images is the embodiment of frame p.s.s 120; the speed of its output video image can for p.s.s 115 frame or p.s.s 125 frame; as long as guarantee about speed frame p.s.s 120 of output video image; if to the change of the speed of its output video image; so also can be understood as simple deformation of the present utility model or conversion, fall into protection domain of the present utility model.
Please further consult Fig. 4, principle of work of the present utility model is: at first, the first optical camera sensor 1 and the second optical camera sensor 2 receive respectively the Infrared that infrared emission pen 6 sends, and with the speed output video image of frame p.s.s 120 (infrared emission pen 6 positions not simultaneously, output video image is also different); Secondly, signal processing circuit 3 is processed the first output video 12 of the first optical camera sensor 1 and the second output video 13 of the second optical camera sensor 2, and output video image is changed into angle.
The optical sensor electronic whiteboard that the utility model provides it is advantageous that:
1, infrared light emission pen 6 is write at blank 7, pressure sensitivity nib 61 can be sent infrared light, at this moment, the infrared light that the first optical camera sensor 1 and the second optical camera sensor 2 send by receiving infrared light emission pen 6, the position of infrared light emission pen 6 below fixing the first frame 8 in blank 7 tops be can identify, thereby Measurement accuracy, location Calculation and the interaction function of blank 7 realized;
2, measure and location Calculation by the first optical camera sensor 1, the second optical camera sensor 2 and infrared light emission pen 6, very convenient, meet the custom that compatriots write with pen; And all keystroke functions of support mouse, be easy to computer operation, accurate positioning, precision is high, supports two infrared light emission pens 6 to use simultaneously;
3 and when energising started, signal processing circuit 3 can be carried out the detection of systematic parameter and automatically be compensated; Infrared light emission pen 6 is by a joint AA powered battery, the use of can repeatedly charging;
Above disclosed only be several specific embodiment of the present utility model, but the utility model is not limited thereto, the changes that any person skilled in the art can think of all should fall into protection domain of the present utility model.
Claims (5)
1. an optical sensor electronic whiteboard is characterized in that, comprises the first optical camera sensor, the second optical camera sensor, signal processing circuit, winding displacement, USB interface, infrared light emission pen, blank, the first frame, computing machine and projector; Described the first frame is fixedly mounted on the top of blank, and described the first optical camera sensor and the second optical camera sensor are separately fixed on the two ends of the first frame and are electrically connected with signal processing circuit by winding displacement respectively; Described infrared light emission pen is for writing at blank and sending infrared light to the first optical camera sensor and the second optical camera sensor.
2. optical sensor electronic whiteboard according to claim 1 is characterized in that, described optical sensor electronic whiteboard also comprises the second frame, the 3rd frame and the 4th frame; Described the second frame, the 3rd frame and the 4th frame and the first frame suitable and be fixed on blank around.
3. optical sensor electronic whiteboard according to claim 1 and 2 is characterized in that, described infrared light emission pen comprises pressure sensitivity nib, infrared lamp, wiring board and battery; Described pressure sensitivity nib and infrared lamp are electrically connected with wiring board respectively, and described battery is electrically connected with wiring board.
4. optical sensor electronic whiteboard according to claim 3 is characterized in that, includes an oscillating circuit on the described wiring board; Described oscillating circuit is electrically connected with infrared lamp.
5. optical sensor electronic whiteboard according to claim 1 is characterized in that, described the first optical camera sensor and the second optical camera sensor are respectively with the speed output video image of frame p.s.s 120.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220488642 CN202854772U (en) | 2012-09-24 | 2012-09-24 | Optics induction electronic whiteboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220488642 CN202854772U (en) | 2012-09-24 | 2012-09-24 | Optics induction electronic whiteboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202854772U true CN202854772U (en) | 2013-04-03 |
Family
ID=47985946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220488642 Expired - Fee Related CN202854772U (en) | 2012-09-24 | 2012-09-24 | Optics induction electronic whiteboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202854772U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103019464A (en) * | 2012-09-24 | 2013-04-03 | 深圳市海亚科技发展有限公司 | Optical sensing electronic whiteboard |
-
2012
- 2012-09-24 CN CN 201220488642 patent/CN202854772U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103019464A (en) * | 2012-09-24 | 2013-04-03 | 深圳市海亚科技发展有限公司 | Optical sensing electronic whiteboard |
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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: 20130403 Termination date: 20150924 |
|
| EXPY | Termination of patent right or utility model |