A kind of office tutoring system of utilizing interactive electric whiteboard
Technical field
The present invention relates to a kind of office teaching field, relate in particular to a kind of office tutoring system of utilizing interactive electric whiteboard and connecting based on wireless network.
Background technology
Needs along with science and technology development and market; The interactive electric whiteboard of electromagnetic induction technology realization occurred utilizing, this induction interactive electronic white board can detect the positional information that electronic pen is write, and can send this information to connected computing machine; The screen picture of this positional information and computing machine combines; Project on the interactive electronic white board through projector, like this, just constituted a complete interactive demonstration system.The user can be easily with electronic pen on interactive electronic white board to the computer screen content edit, revise, mark etc., just as using mouse direct control computing machine.But these equipment all need link to each other with signal wire, need in use to be provided with in advance, at SETUP before the class, use very inconvenient.When the use electronic whiteboard is imparted knowledge to students or is given a lecture; General speaker must stand in the common computer front information of electronic whiteboard transmission is handled; So just define speaker's activity space, can not let the speaker bring into full play, be unfavorable for improving speaker's the efficient of giving lessons.
Summary of the invention
Technical matters to be solved by this invention provides a kind of office tutoring system of utilizing interactive electric whiteboard and connecting based on wireless network; Solve need being provided with in advance in use of existing electronic whiteboard office tutoring system existence; At SETUP before the class, use very defective such as inconvenience.
For addressing the above problem, the present invention adopts following technical proposals:
A kind of office tutoring system of utilizing interactive electric whiteboard; Comprise an interactive electric whiteboard, a computing machine and a wireless display device; Said interactive electric whiteboard is connected with said computing machine through wireless communication module, by computing machine the information of collecting is handled; Said interactive electric whiteboard comprises support body; Outside in comprise the projection writing screen and the electromagnetic induction layer that are arranged on the support body successively; Also be provided with a portable computer; This portable computer is connected with said computing machine through wireless network, and the information of said interactive electric whiteboard output passes to portable computer through wireless network after Computer Processing; Said wireless display device comprises wireless receiver, processing module and projection module; Said portable computer is connected with said wireless receiver through wireless network; After said wireless receiver receives wireless digital content; Extract image information and carry out aftertreatment through processing module, and through projection module image information is mapped on the interactive electric whiteboard, said portable computer is panel computer or giant-screen mobile phone.
Wherein, said computing machine is embedded computing equipment.
Wherein, the projection writing of said interactive electric whiteboard screen comprises superficial layer, and the material that said superficial layer uses is dulling material, and said electromagnetic induction layer also comprises the layer of support material of protecting electromagnetic material.
Wherein, the processing module of said wireless display device is a digital signal processor DSP, and said projection module is a general projectors.
Wherein, said interactive electric whiteboard also comprises time writer that is used with electromagnetic induction layer and the embedded control system that is connected with embedded computing equipment wireless signal.
Wherein, the dulling material of said superficial layer use is PLASTIC LAMINATED or diaphragm type surface peening polyester sheet.
Beneficial effect of the present invention is: the application of the invention; Speaker or teacher can be convenient to use portable computer and give a lecture or impart knowledge to students, and need not to carry out wired connection, shorten setup time; Particularly when using panel computer; Can be very convenient as to give a lecture or impart knowledge to students in lecture hall or classroom, improve the efficient of office greatly, can be popularized widely and used.
Description of drawings
Fig. 1 is the office tutoring system synoptic diagram that utilizes interactive electric whiteboard and connect based on wireless network of the present invention.
Fig. 2 is the wireless display schematic representation of apparatus in the system of Fig. 1.
Embodiment
Below in conjunction with specific embodiment, further set forth the present invention.
In conjunction with Fig. 1 and Fig. 2; The office tutoring system of utilizing interactive electric whiteboard and connecting of the present invention based on wireless network; Comprise an interactive electric whiteboard, a computing machine and a wireless display device; Interactive electric whiteboard is connected with computing machine through wireless communication module, by computing machine the information of collecting is handled; Interactive electric whiteboard comprises support body; Outside in comprise the projection writing screen and the electromagnetic induction layer that are arranged on the support body successively; Also be provided with a portable computer; This portable computer is connected with computing machine through wireless network, and the information of interactive electric whiteboard output passes to portable computer through wireless network after Computer Processing; The wireless display device comprises wireless receiver; In order to receive wireless digital content; And extract image information and carry out aftertreatment, and image information is mapped on the interactive electric whiteboard, compared with prior art through projection module through processing module; Need not to carry out the conversion between digital signal and the simulating signal, can reduce probability of noise.Portable computer can use panel computer or giant-screen mobile phone.
Wherein, the computing machine in the office tutoring system is embedded computing equipment, and the projection writing screen of interactive electric whiteboard comprises that the material that superficial layer, superficial layer use is dulling material, and electromagnetic induction layer also comprises the layer of support material of protecting electromagnetic material.Interactive electric whiteboard also comprises time writer that is used with electromagnetic induction layer and the embedded control system that is connected with embedded computing equipment wireless signal.The dulling material that superficial layer uses is PLASTIC LAMINATED or diaphragm type surface peening polyester sheet.
When on the electronic whiteboard input signal being arranged, system through electronic whiteboard be connected with the signal of computing machine, computing machine is connected completion signal transmission with the signal of portable computer.Electronic whiteboard sends to operation signal on the computing machine through wireless communication module; Computing machine is delivered to portable computer with being about to this operation signal through wireless network.
When on the portable computer input signal being arranged; Portable computer is delivered to display frame through wireless network the wireless receiving module of wireless display device; After the processing module processing; Through projection module display frame is projected on the electronic whiteboard, realize that display frame is by the transmission of portable computer to the electronic whiteboard.Processing module can be used digital signal processor DSP (Digital Signal Processing), obtains the image information that wireless receiving module receives, and projection module can adopt common projector.
Beneficial effect of the present invention is: the application of the invention; Teacher or speaker can make things convenient for to such an extent that use portable computer to impart knowledge to students or give a lecture, and need not to carry out wired connection, shorten setup time; Particularly when using panel computer; Can be very convenient as to impart knowledge to students in classroom or lecture hall, promote efficient, can be popularized widely and used.
More than show and described ultimate principle of the present invention and principal character and advantage thereof.The technological personage of the industry should understand; The present invention does not receive the restriction of above-mentioned implementing regulations; That describes in above-mentioned implementing regulations and the instructions just is used to explain principle of the present invention; Under the prerequisite that does not break away from the principle of the invention and scope, the present invention also can have various changes and modifications, and these variations and improvement all belong in the scope of the invention of requirement protection.
The present invention requires protection domain to define with appending claims and other equivalents.