CN102253765A - Interactive display system with emphasis mode - Google Patents

Interactive display system with emphasis mode Download PDF

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Publication number
CN102253765A
CN102253765A CN2011100924010A CN201110092401A CN102253765A CN 102253765 A CN102253765 A CN 102253765A CN 2011100924010 A CN2011100924010 A CN 2011100924010A CN 201110092401 A CN201110092401 A CN 201110092401A CN 102253765 A CN102253765 A CN 102253765A
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China
Prior art keywords
viewing area
display system
interactive display
indicating device
interactive
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CN2011100924010A
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CN102253765B (en
Inventor
王志明
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NANHAO (BEIJING) TECHNOLOGY Co Ltd
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NANHAO (BEIJING) TECHNOLOGY Co Ltd
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Publication of CN102253765A publication Critical patent/CN102253765A/en
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Abstract

The invention discloses an interactive display system with an emphasis mode. An image displayed by the interactive display system has a first display area in a common display mode and a second display area in an emphasis display mode. An indicating device can control a calculating device to open or close the second display area. Therefore, the display system provided by the invention is simple and practicable, has the emphasis mode, cannot divert attention of audiences and has excellent demonstrating effect.

Description

Interactive display system with the pattern of emphasizing
Technical field
The present invention relates to interactive display system, and relate more specifically to a kind of interactive display system with the pattern of emphasizing.
Background technology
The interactive position of using electronic whiteboard to come its lip-deep electronic pen of perception that shows of the prior art.Be devoted on the blank and after having proofreaied and correct the position, just can on blank, draw to write and control the computing machine demonstration, when computing machine shows just as computed mouse by the operating electronic pen.This interactive whiteboard can make the teacher promptly handle and to explain material according to audience's problem, and its use has improved efficiency of teaching, has also strengthened student's understanding simultaneously.This blank is used the digital teaching material of high-quality, also sound and vision technique is used for data processing and displaying.
The typical structure of electronic whiteboard be included in electronic whiteboard the working surface back or below be provided with and drive and the array or the matrix of sensing coil, thereby the formation interaction surface, wherein the electromagnetic component in coil and this device indicating carries out alternately.
Electronic whiteboard also can be with related by employed mutual table of system user or graphic tablet.The structure of this graphic tablet can be similar with electronic whiteboard, but size is littler.Grid array can be set be connected with working surface, forming interaction surface, and the user can use and is suitable for carrying out mutual indicating device with this interaction surface and works on this surface.
Should be noted that, can be independent of electronic whiteboard and use graphic tablet.For example, known they as the input media of computer system, wherein graphic tablet can substitute " mouse and pad " structure.
In current whiteboard system structure, and in the structure that is used for the graphic tablet that computing machine input uses, indicating device typically provides pen shaped arrangement.Thought that typically pen shaped arrangement is the natural selection of using with interaction surface, because it has simulated the operation of writing that most of user was familiar with on paper.
This pen typically can be provided with button, and its function is identical with the button of computer mouse.In a kind of structure, realize pressing down of button by pushing pen to this interaction surface in the axial direction.
Certainly, be electromagnetic technique, rather than touch screen technology provide top quality input media at an easy rate.Yet the electromagnetism interaction surface technology of prior art does not also provide and satisfies the technical scheme that the user all requires.Because the display area of electronic whiteboard is than the increase significantly of regular display, the demonstration people needs in very large range to move when operating the control of demonstrating in the interface, adjust display mode to emphasize the operation of portions of display content for needs temporarily, change the time that display mode can take demonstration too much by controls such as menu, buttons repeatedly, and the attention of possibility dispersed audience, influence demonstration effect.Need a kind of display system thus with the pattern of emphasizing of the usefulness of being simple and easy to.
Summary of the invention
Because the above-mentioned defective of prior art the object of the present invention is to provide a kind of display system with the pattern of emphasizing of the usefulness of being simple and easy to, to solve prior art problems.
A kind of interactive display system with the pattern of emphasizing comprises:
Projector;
Bogey is used to carry the image that projector throws in;
Calculation element;
Indicating device; With
At least one remote control;
Described calculation element offers described projector with image information, and renders to described bogey by described projector;
A plurality of remote controls can be used for transmitting signal; It is characterized in that described image has first viewing area that is in the common display pattern, and be in second viewing area of emphasizing display mode;
Described indicating device can be controlled described calculation element described second viewing area is opened or closed.
Preferably, the displaying contents in described second viewing area is the content in the viewing area at place that indicator is located, or with the content associated content at place that described indicating device is located.
Preferably, described second viewing area comprises the display mode of emphasizing of content wherein: to the amplification of shown object size or dwindle, to the adjustment of shown subjects transparent degree, to the adjustment of brightness of image, to the adjustment of image color, to the adjustment of picture contrast.
Preferably, the position of described second viewing area is positioned the pairing position of described indicating device usually, and its scope covers the position that described indicating device is located, or is positioned at outside the position that described indicating device locatees.
Preferably, described second viewing area is arranged at fixed position demonstration.
Preferably, described second viewing area is shaped as circle, rectangle or ellipse.
Preferably, described indication interactive device comprises the switch that is used to open described second viewing area.
Preferably, described indication interactive device is opened described second viewing area by carrying out predetermined actions and/or gesture.
Thus, display system provided by the invention be simple and easy to and have a pattern of emphasizing, the attention that it can dispersed audience has outstanding demonstration effect.
Description of drawings
Fig. 1 is the synoptic diagram according to many interactive display systems of the present invention;
Fig. 2 is the whiteboard structure synoptic diagram;
Fig. 3 is the remote control structural representation;
Fig. 4 is the sectional view that is used for the indicator of interactive display system according to of the present invention;
Fig. 5 is the display system schematics that is in the pattern of emphasizing according to of the present invention.
Embodiment
As shown in Figure 1, interactive display system comprises blank 10, and it and computing machine 14 carry out communication.The signal of projector's 12 receiving computers 14, and it is translated into corresponding input image projects on the blank 10.The image of rendering on the blank 10 is identical with the demonstration of computer screen.The position of indicator 11 can be detected by a plurality of circuit electronics embedded under blank 10 top layers, and the method that has illustrated above adopting plays the function that is similar to computer mouse.Another alternative method is, blank can be resistor-type, so just can perceive existing of indicating device with the pressure form, and the pressure that indicating device produces is pressed onto together in certain position two-layer, and this position will perceivedly be arrived.Another kind of alternative method is to adopt laser pen.Laser pen is mapped to the luminous point on the blank, can so just can use triangulation to calculate the position of laser pen through blank reflected back laser pen.The image of rendering on the blank 10 also can be controlled by remote control 13, and remote control 13 utilizes wireless network communication that signal is passed to wireless router 20, is given to computing machine 14 by it.In addition, can also communicate by letter by the wireless mode of other similar functions such as infrared communication, bluetooth are connected between remote control and the computing machine 14.
Blank 10 comprises the fence of being made up of the orthogonal coil of two covers 52.The electronic signal of being sent by indicator 11 makes and produces electric current in the coil, and this electric current can be used to determine the position of indicator 11.Wireless router places top, classroom, thereby avoids blocking to cover bigger scope.
Blank 10 links to each other with computing machine 14 by RS232 serial port or USB (USB (universal serial bus)).Computing machine 14 also can be the semi-intelligent network equipment by central server system control, also can be independently or the local computer of networking.In addition, blank 10 can also connect the wireless connector (not shown), passes through wireless mode by wireless connector again, and such as WLAN, infrared, bluetooth connection, realization is communicated by letter with computing machine 14.
The video data of computing machine 14 is delivered in the projector 12, and this projector can be freestanding, also can be placed on the ceiling.This projector image that the display of computing machine 14 is shown is rendered on the blank 10.
Indicator 11 has played the function of the mouse of computing machine 14, and the demonstration people can come the program of control computer desktop and computing machine 14 operations with it.By adopting suitable software, this indicator also can be realized the function of keyboard.
Illustrated in fig. 2 is the structural representation of blank 10.As mentioned above, blank 10 contains fence 32, and the latter is made up of the orthogonal coil of two covers.Signal processing unit 34 is determined the position of the indicator on the blank fence 32.The microprocessor 38 that 36 conversion of signals with signal processing unit 34 that are similar to digital quantizer become numerical information to pass to contain internal memory 40.Microprocessor can be selected to export by RS232 serial port 42 or USB port 44.The signal of microprocessor 38 and signal processing unit 34 outputs can also be sent to steering logic unit 46, the latter sends signal the expansion mouth 48 of wireless telecommunications to, carries out communication with arbitrary selected infrared forwarding module 49,418/433MHz or 868/870MHz radio module 50 and 2.4GHz spread spectrum module 51 successively by 48 again.
Shown in Fig. 3 is the structural representation of remote control 13.Each remote control 13 all contains microprocessor 24, and this processor uses battery module 22 and power management module 23 power supplies.Battery module 22 comprises battery charging module 21.Microprocessor 24 contains internal memory 25, can receive Trackpad 26 or keypad 27 one of them or boths' input.Remote control 13 also comprises display screen 28, and this display screen can be LCDs of the prior art or electric ink (E-ink) display screen, can also be the various touch-screens with touch-input function.Microprocessor 24 can pass through Wireless LAN module 29,418/433MHz or 868/870MHz radio module 30,2.4GHz spread spectrum module 31, infrared module or bluetooth link block (not shown) and communicate by letter with computing machine 14.
Electron device in the blank 10 is to handling from the signal of blank top layer and fence 32, with this determine the position of indicator 11 and pen go up by by the information of button.Wireless router 20 has adopted general standardization WLAN (wireless local area network) interconnection technique, and the software-driven that it allows use to pre-install is carried out " wireless " with third party device (one or more) and is connected.Another kind of alternative method is to utilize existing other radio frequency techniques to replace the WLAN (wireless local area network) interconnection technique.
Fig. 4 is the detailed structure view of indicator 11.Wherein, indicator comprises main body 110, is wound in the coil 111 on the main body 110, and the switch 112 that is positioned at main body 110 sides.
The main body 110 of indicator can be the profile that is fit to hold the writing pencil of input, also can be the finger ring shape profile that is suitable for being worn on the finger.
Coil on the main body 110 can be to use the lead coiling to form, and also can use flexible printed circuit board to make.
Fig. 5 is the display system schematics that is in the pattern of emphasizing.Wherein, be provided with the viewing area 200 of normal mode in the display system, and the viewing area 300 that is in the pattern of emphasizing.
The demonstration people can activate and emphasizes pattern viewing area 300 by pressing the switch 112 that is arranged on the indicator, can also carry out predetermined actions and/or gesture activates it by indicator.
The shape of viewing area 300 can be the circle shown in Fig. 5, also can be meant rectangle, the ellipse of setting shape, and other shape that needs.
Displaying contents in the viewing area 300 is generally the content in the viewing area at place that indicator is located, and also can be the content associated content with place that indicator is located.300 pairs of viewing areas wherein content emphasize display mode include but not limited to shown object size amplification/dwindle, to the adjustment of shown subjects transparent degree, to the adjustment of brightness of image, to the adjustment of image color, to the adjustment of picture contrast.
The position of viewing area 300 is positioned the pairing position of indicator usually, its scope can cover the position that indicator is located, also can be positioned at other position of viewing area 200 and keep the demonstration at place that indicator is located, perhaps be arranged at a fixed position and show.
As a kind of optional embodiment, when the demonstration people needs the display effect of " magnifier " formula, the pattern of emphasizing that can viewing area 300 is set to the amplification to shown object size, and with the location positioning of viewing area 300 in closing on place, indicator location and moving with indicator.
As another optional embodiment, when the demonstration people needs interim shaded portions displaying contents, the pattern of emphasizing that can viewing area 300 is set to reduce brightness of image to the darkest, or be set to transparency with shown object transfer to transparent fully, and with the location positioning of viewing area 300 in closing on place, indicator location and moving with indicator.
The above only is several specific embodiment of the present invention, and above embodiment only is used for technical scheme of the present invention and inventive concept are done explanation and unrestricted claim scope of the present invention.All technician in the art in conjunction with prior art, by the available other technologies scheme of logic analysis, reasoning or limited experiment, also should be considered to drop within the claim protection domain of the present invention on the inventive concept basis of this patent.

Claims (8)

1. interactive display system with the pattern of emphasizing comprises:
Projector;
Bogey is used to carry the image that projector throws in;
Calculation element;
Indicating device;
Described calculation element offers described projector with image information, and renders to described bogey by described projector;
It is characterized in that described image has first viewing area that is in the common display pattern, and be in second viewing area of emphasizing display mode;
Described indicating device can be controlled described calculation element described second viewing area is opened or closed.
2. interactive display system according to claim 1 is characterized in that, the displaying contents in described second viewing area is the content in the viewing area at place that indicator is located, or with the content associated content at place that described indicating device is located.
3. interactive display system according to claim 1, it is characterized in that described second viewing area comprises the display mode of emphasizing of content wherein: to the amplification of shown object size or dwindle, to the adjustment of shown subjects transparent degree, to the adjustment of brightness of image, to the adjustment of image color, to the adjustment of picture contrast.
4. interactive display system according to claim 1, it is characterized in that, the position of described second viewing area is positioned the pairing position of described indicating device usually, and its scope covers the position that described indicating device is located, or is positioned at outside the position that described indicating device locatees.
5. interactive display system according to claim 1 is characterized in that, described second viewing area is arranged at a fixed position and shows.
6. interactive display system according to claim 1 is characterized in that, described second viewing area be shaped as circle, rectangle or ellipse.
7. according to the described interactive display system of one of claim 1-6, it is characterized in that described indication interactive device comprises the switch that is used to open described second viewing area.
8. according to the described interactive display system of one of claim 1-6, it is characterized in that described indication interactive device is opened described second viewing area by carrying out predetermined actions and/or gesture.
CN201110092401.0A 2011-04-13 2011-04-13 Interactive display system with emphasis mode Active CN102253765B (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103295440A (en) * 2013-06-13 2013-09-11 苏州旭宇升电子有限公司 Touch display answer sheet
CN104699377A (en) * 2013-12-04 2015-06-10 联想(北京)有限公司 Control method and electronic equipment
CN105808126A (en) * 2014-12-29 2016-07-27 鸿合科技有限公司 Electronic teaching whiteboard operation method and device
CN107239248A (en) * 2017-06-05 2017-10-10 京东方科技集团股份有限公司 Display device and method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101533316A (en) * 2009-04-10 2009-09-16 梁雨时 Interactive electric whiteboard system and method for using same
CN101630227A (en) * 2008-07-16 2010-01-20 精工爱普生株式会社 Image display system, image supply device, image display device and method thereof.
EP2290508A2 (en) * 2009-08-25 2011-03-02 Promethean Limited Interactive whiteboard for private use

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101630227A (en) * 2008-07-16 2010-01-20 精工爱普生株式会社 Image display system, image supply device, image display device and method thereof.
CN101533316A (en) * 2009-04-10 2009-09-16 梁雨时 Interactive electric whiteboard system and method for using same
EP2290508A2 (en) * 2009-08-25 2011-03-02 Promethean Limited Interactive whiteboard for private use

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103295440A (en) * 2013-06-13 2013-09-11 苏州旭宇升电子有限公司 Touch display answer sheet
CN104699377A (en) * 2013-12-04 2015-06-10 联想(北京)有限公司 Control method and electronic equipment
CN105808126A (en) * 2014-12-29 2016-07-27 鸿合科技有限公司 Electronic teaching whiteboard operation method and device
CN107239248A (en) * 2017-06-05 2017-10-10 京东方科技集团股份有限公司 Display device and method
CN107239248B (en) * 2017-06-05 2020-06-19 京东方科技集团股份有限公司 Display device and method
US11295700B2 (en) 2017-06-05 2022-04-05 Boe Technology Group Co., Ltd. Display apparatus, display method, image processing device and computer program product for image processing

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