CN113506475A - Intelligent blackboard system - Google Patents
Intelligent blackboard system Download PDFInfo
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- CN113506475A CN113506475A CN202110900559.XA CN202110900559A CN113506475A CN 113506475 A CN113506475 A CN 113506475A CN 202110900559 A CN202110900559 A CN 202110900559A CN 113506475 A CN113506475 A CN 113506475A
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- screen
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- infrared
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- 230000003287 optical effect Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 3
- 230000002452 interceptive effect Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000010009 beating Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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- 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
- G06F3/0425—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means using a single imaging device like a video camera for tracking the absolute position of a single or a plurality of objects with respect to an imaged reference surface, e.g. video camera imaging a display or a projection screen, a table or a wall surface, on which a computer generated image is displayed or projected
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Human Computer Interaction (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The invention discloses a smart blackboard system which comprises a smart blackboard body, wherein the smart blackboard body comprises a touch control screen and a writing screen which are arranged side by side, at least two infrared cameras facing the writing screen are arranged at the joint of the touch control screen and the writing screen, the infrared cameras are connected with an infrared touch control board positioned in a cavity of the smart blackboard body, the infrared touch control board is connected with an intelligent terminal positioned in the cavity of the smart blackboard body, the intelligent terminal is connected with a touch control screen main board of the touch control screen, at least two operating systems for controlling the touch control screen are arranged in the intelligent terminal, the intelligent terminal can operate any one of the at least two operating systems, and when the intelligent system acquires a switching instruction of a user, the intelligent terminal switches a currently operating system into a target operating system. The ornamental and interactive effects can be improved, the intelligent terminal can select the operating system used by the user according to the switching instruction of the user, and the universality is greatly improved.
Description
Technical Field
The invention relates to the technical field of electronic whiteboards and LCD screens, in particular to an intelligent blackboard system.
Background
The blackboard is widely applied to the office field and the teaching field. At present, a board written by a board pen on the market is developed, and certainly with the development of computer technology and electronic technology, an electronic product capable of combining functions of a computer and a projector appears: the electronic blackboard can introduce various types of digital information resources timely, conveniently and flexibly to display the digital resources more flexibly, and can realize the function of storing the book content immediately for convenient use in the future. Because of their many advantages, electronic blackboards are increasingly used as teaching and training devices.
The interactive electronic blackboard combines the modern computer technology, the nano-capacitor technology, the infrared touch technology, the multimedia resources and the professional software, is simple and efficient to use, and can well bear the requirements of informatization teaching, so that the interactive electronic blackboard is widely applied to the fields of intelligent classes, education training and the like. Most of electronic blackboards in the market can only perform video touch and writing independently, and for example, when a video is played, it is difficult to write information while displaying the written information in a video touch area. And the system is single and cannot meet different operation requirements.
Disclosure of Invention
In order to overcome the above disadvantages, an object of the present invention is to provide an intelligent blackboard system, which can improve viewing and interaction effects, and store the contents of a book area in an intelligent terminal as required, thereby increasing interaction efficiency and effect. And the intelligent terminal is provided with two operating systems for controlling the touch control screen, and the operating system used by the user is selected according to the switching instruction of the user, so that the universality is greatly improved.
In order to achieve the above purposes, the invention adopts the technical scheme that: an intelligent blackboard system is characterized in that: including wisdom blackboard body, wisdom blackboard body is including the touch control screen and the screen of writing that set up side by side, the handing-over department of touch control screen and the screen of writing is provided with two at least infrared cameras towards the screen of writing, infrared camera is connected with the infrared touch panel that is located wisdom blackboard body cavity, infrared touch panel is connected with the intelligent terminal that is located wisdom blackboard body cavity, intelligent terminal is connected with the touch screen mainboard of touch control screen, install the operating system of two kind at least control touch control screens among the intelligent terminal, intelligent terminal can operate arbitrary one among two kind at least operating system works as when intelligent system acquires user's switching instruction, intelligent terminal switches the current running system of current operation into target running system.
The invention has the beneficial effects that: the writing screen that sets up side by side writes the screen and touches the accuse screen, writes at the writing screen, through infrared camera, utilizes the principle of triangulation location to shelter from the coordinate position on the writing screen in real time to can show the content of writing even real-time orbit through the touching accuse screen of one side, not only can improve and vwatch and interactive effect, but also can save the content in book district in intelligent terminal as required, thereby increase interactive efficiency and effect. And the intelligent terminal is provided with two operating systems for controlling the touch control screen, and the operating system used by the user is selected according to the switching instruction of the user, so that the universality is greatly improved.
Furthermore, the intelligent terminal is connected with the infrared touch panel and the touch screen main board through the multifunctional adapter plate, and the multifunctional adapter plate is provided with a plurality of interfaces, so that the expansion is facilitated. The touch screen comprises a touch screen main board and is characterized in that a key board connected with the touch screen main board is arranged at the lower end of the touch screen, a system switching key for sending a switching instruction is arranged on the key board, and the switching of an operating system can be controlled by one key through the system switching key.
Further, the intelligent terminal is further connected with a cloud server, a broadcast recording module is arranged in the intelligent terminal, and when the broadcast recording module acquires a broadcast recording instruction of a user, real-time courseware put on the touch control screen is recorded, and the courseware put on the touch control screen is transmitted to the cloud server to be stored. The cloud server can store a large amount of data, and courseware putting and calling and resource sharing are facilitated.
Furthermore, a one-key play and record key for sending a play and record instruction is arranged on the key board, and the play and record module can be started to play and record quickly through the one-key play and record key.
Furthermore, an optical reflection strip which corresponds to the infrared camera is arranged on a frame of the intelligent blackboard body, light beams of the infrared camera can be reflected out of the optical reflection strip, a lens of the infrared camera faces the opposite angle of the writing screen, an infrared LED light emitting source is arranged on each infrared camera, and emitted light of the LED light emitting sources is emitted to the optical reflection strip. The emission wavelength of the infrared LED luminous source is 850 nm.
Further, a control program for controlling the infrared touch panel is installed in the intelligent terminal, the control program judges the gesture used by the operator according to the area of light reflection received by the infrared camera during touch, a control program interface is arranged on the writing screen, and the control program can add a shortcut menu of the application program interface on the application program interface according to the use habit and the requirement. The method realizes blackboard writing erasing, document editing or video playing and the like, and can support intelligent identification of characters, graphs and formulas.
Further, still inlay in the frame of handing-over department of touch control screen and writing screen and be equipped with wireless with the screen ware, wireless with the screen ware is connected with the transmitting antenna who runs through the frame lateral wall through the connecting wire, and wireless with the screen ware is built-in, practices thrift the space, and can throw the screen with external equipment, be convenient for through wireless projection to bigger screen on, realize low-cost efficient interdynamic. The connecting wire is a coaxial cable with the model number of RG316, and has strong shielding and low internal resistance.
Further, the intelligent terminal is a host computer which is connected with the multifunctional adapter plate in a pluggable mode.
The operating systems include an Android system and a Windows system, a starting system of the intelligent terminal is set to be the Android system, the Windows system can be accessed for operation if needed in the using process, and a jump window can be set in a toolbar of the Android system to access the Windows system.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic circuit diagram according to an embodiment of the present invention;
fig. 3 is a schematic infrared touch diagram of a writing screen according to an embodiment of the invention.
In the figure:
1. a screen is touched; 2. a writing screen; 3. an infrared camera; 4. an infrared touch pad; 5. an intelligent terminal; 6. a touch screen main board; 7. a multifunctional adapter plate; 8. a key sheet; 9. an optical reflective strip; 10. a wireless screen sharing device; 11. and a transmitting antenna.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.
Examples
Referring to the attached drawings 1-2, the intelligent blackboard system comprises an intelligent blackboard body, wherein the intelligent blackboard body comprises a touch control screen 1 and a writing screen 2 which are arranged side by side, and the writing screen 2 can be one, arranged on one side of the touch control screen 1 or two, and symmetrically arranged on two sides of the touch control screen 1. The handing-over department of touch control screen 1 and writing screen 2 is provided with two at least infrared cameras 3 towards writing screen 2, and infrared camera 3 is connected with the infrared touch pad 4 that is located wisdom blackboard body cavity, and infrared touch pad 4 is connected with the intelligent terminal 5 that is located wisdom blackboard body cavity. The intelligent terminal 5 is connected with a touch screen main board 6 of the touch control screen 1.
The intelligent terminal 5 is connected with the infrared touch panel 4 and the touch screen main board 6 through the multifunctional adapter plate 7, and the multifunctional adapter plate 7 is provided with a plurality of interfaces, so that the expansion is facilitated. Infrared touch panel 4 and keysets are all fixed on being located the inside lining panel beating in wisdom blackboard body cavity, and the inside lining panel beating is equipped with parts such as a plurality of rivet posts are used for fixed many infrared touch panels 4 and keysets.
At least two operating systems for controlling the touch control screen 1 are installed in the intelligent terminal 5, the intelligent terminal 5 can operate any one of the at least two operating systems, and when the intelligent system obtains a switching instruction of a user, the intelligent terminal 5 switches the currently operating system to a target operating system. The operating systems are two types, including an Android system and a Windows system, the starting system of the intelligent terminal 5 is set to be the Android system, if the Windows system is required to be operated in the using process, a jump window can be set in the Android system toolbar to enter the Windows system. The lower end of the touch control screen 1 is provided with a key board 8 connected with the touch control screen mainboard 6, a system switching key for sending a switching instruction is arranged on the key board 8, and the switching of the operating system can be controlled by one key through the system switching key. The intelligent terminal 5 is provided with two operating systems for controlling the touch control screen 1, and the operating system used by the user is selected according to the switching instruction of the user, so that the universality is greatly improved.
The intelligent terminal 5 is further connected with a cloud server, a broadcast recording module is arranged in the intelligent terminal 5, and when the broadcast recording module acquires a broadcast recording instruction of a user, real-time courseware put on the touch control screen 1 is recorded, and the courseware put on the touch control screen is transmitted to the cloud server to be stored. The cloud server can store a large amount of data, and courseware putting and calling and resource sharing are facilitated. The key board 8 is provided with a one-key play and record key for sending a play and record instruction, and the play and record module can be started to play and record quickly through the one-key play and record key.
Referring to fig. 3, an optical reflection strip 9 corresponding to the infrared camera 3 is arranged on a frame of the intelligent blackboard body, light beams of the infrared camera 3 can be reflected from the optical reflection strip 9, a lens of the infrared camera 3 faces an opposite angle of the writing screen 2, an infrared LED light emitting source is arranged on each infrared camera 3, and emitted light of the LED light emitting source is emitted to the optical reflection strip 9. The emission wavelength of the infrared LED luminous source is 850 nm. The intelligent terminal 5 is also internally provided with a control program for controlling the infrared touch panel 4, and the control program comprises a customizable infrared module program and an OCR program. The control program judges the gesture used by the operator according to the area of light reflection received by the infrared camera 3 during touch control, the writing screen 2 is provided with a control program interface, and the control program can add a shortcut menu of the application program interface on the application program interface according to the use habit and the requirement. The method realizes blackboard writing erasing, document editing or video playing and the like, and can support intelligent identification of characters, graphs and formulas. The writing screen 2 and the touch control screen 1 that set up side by side write the screen 2 and write, through infrared camera 3, utilize the principle of triangulation to shelter from the coordinate position on the writing screen 2 in real time to can show the content of writing even real-time orbit through the touch control screen 1 of one side out, not only can improve and vwatch and interactive effect, but also can be as required with the content in writing district save in intelligent terminal 5, thereby increase interactive efficiency and effect.
Still inlay in the frame of the handing-over department of touch control screen 1 and writing screen 2 and be equipped with wireless with screen ware 10, wireless with screen ware 10 is connected with the transmitting antenna 11 who runs through the frame lateral wall through the connecting wire, wireless with screen ware 10 is built-in, practices thrift the space, and can throw the screen with external equipment, be convenient for through wireless projection to bigger screen on, realize low-cost efficient interdynamic. The connecting wire is a coaxial cable with the model number RG316, and has strong shielding and low internal resistance.
The intelligent terminal 5 is a host computer which can be connected with the multifunctional adapter plate 7 in a pluggable mode. The multifunctional adapter plate 7 is also connected with a HUB integrator positioned below the touch control screen 1, and a user can plug in an external computer or other products through the HUB integrator.
The above embodiments are merely illustrative of the technical concept and features of the present invention, and the present invention is not limited thereto, and any equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (9)
1. An intelligent blackboard system is characterized in that: comprises a smart blackboard body, the smart blackboard body comprises a touch control screen (1) and a writing screen (2) which are arranged side by side, the joint of the touch control screen (1) and the writing screen (2) is provided with at least two infrared cameras (3) facing the writing screen (2), the infrared cameras (3) are connected with an infrared touch control board (4) positioned in the cavity of the smart blackboard body, the infrared touch control board (4) is connected with an intelligent terminal (5) positioned in the cavity of the smart blackboard body, the intelligent terminal (5) is connected with a touch control screen mainboard (6) of the touch control screen (1), the intelligent terminal (5) is provided with at least two operating systems for controlling the touch control screen (1), the intelligent terminal (5) can operate any one of the at least two operating systems, when the intelligent system acquires a switching instruction of a user, and the intelligent terminal (5) switches the current running system to a target running system.
2. The intelligent blackboard system of claim 1, wherein: the intelligent terminal (5) is connected with the infrared touch panel (4) and the touch screen main board (6) through the multifunctional adapter plate (7), the lower end of the touch screen (1) is provided with a key board (8) connected with the touch screen main board (6), and a system switching key for sending a switching instruction is arranged on the key board (8).
3. The intelligent blackboard system of claim 2, wherein: the intelligent terminal (5) is further connected with a cloud server, a broadcasting and recording module is arranged in the intelligent terminal (5), and when the broadcasting and recording module acquires a broadcasting and recording instruction of a user, courseware put in real time of the touch control screen (1) is recorded, and the courseware put in is transmitted to the cloud server to be stored.
4. The intelligent blackboard system of claim 3, wherein: and a one-key broadcasting and recording key for sending a broadcasting and recording instruction is arranged on the key board (8).
5. The intelligent blackboard system of claim 1, wherein: the intelligent blackboard is characterized in that optical reflection strips (9) corresponding to the infrared cameras (3) are arranged on the frame of the intelligent blackboard body, light beams of the infrared cameras (3) can be reflected out from the optical reflection strips (9), the lens of each infrared camera (3) faces the opposite angle of the writing screen (2), an infrared LED light emitting source is arranged on each infrared camera (3), and emitted light of each LED light emitting source is emitted to the optical reflection strips (9).
6. The intelligent blackboard system of claim 5, wherein: the intelligent terminal comprises an intelligent terminal body (5) and is characterized in that a control program for controlling an infrared touch control board (4) is further installed in the intelligent terminal body (5), the control program judges the gesture used by an operator according to the area of light reflection received by an infrared camera (3) during touch control, a control program interface is arranged on a writing screen (2), and the control program can add a shortcut menu of the application program interface on the application program interface according to use habits and requirements.
7. The intelligent blackboard system of claim 1, wherein: still inlay in the frame of handing-over department of touch control screen (1) and writing screen (2) and be equipped with wireless with screen ware (10), wireless is connected with transmitting antenna (11) that run through the frame lateral wall with screen ware (10) through the connecting wire, the connecting wire is the coaxial cable line of RG316 for the model.
8. The intelligent blackboard system of claim 2, wherein: the intelligent terminal (5) is a host computer which can be connected with the multifunctional adapter plate (7) in a pluggable mode.
9. The intelligent blackboard system of claim 1, wherein: the operating systems are two types, including an Android system and a Windows system, a starting system of the intelligent terminal (5) is set to be the Android system, if the Windows system is required to be operated in the using process, a jump window can be set in a toolbar of the Android system to enter the Windows system.
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CN202110900559.XA CN113506475A (en) | 2021-08-06 | 2021-08-06 | Intelligent blackboard system |
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CN202110900559.XA CN113506475A (en) | 2021-08-06 | 2021-08-06 | Intelligent blackboard system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114419992A (en) * | 2022-01-14 | 2022-04-29 | 深圳市华科创智技术有限公司 | Capacitive screen interactive blackboard |
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CN208126675U (en) * | 2018-01-26 | 2018-11-20 | 深圳市中视同创科技有限公司 | A kind of memory wisdom interactive teaching and learning blackboard |
CN209980508U (en) * | 2018-04-04 | 2020-01-21 | 上海易教信息科技有限公司 | Wisdom blackboard, and wisdom classroom's teaching system |
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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BRPI0902422A2 (en) * | 2009-07-22 | 2011-04-05 | Cruz Jose Carlos Da Jr | operating system for a set of interfacial devices between properly projected digital imaging and control of projected image controls via infrared signal emitter |
CN106945433A (en) * | 2017-05-03 | 2017-07-14 | 北京中恒示阳科技发展有限公司 | Nanometer touch-control blackboard and interactive intelligent blackboard |
CN207097271U (en) * | 2017-06-19 | 2018-03-13 | 广州市欧力美视听设备有限公司 | A kind of liquid crystal integral machine |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114419992A (en) * | 2022-01-14 | 2022-04-29 | 深圳市华科创智技术有限公司 | Capacitive screen interactive blackboard |
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