CN101359251A - Optical remote-control system and method applying to computer projection picture - Google Patents
Optical remote-control system and method applying to computer projection picture Download PDFInfo
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- CN101359251A CN101359251A CNA200710141368XA CN200710141368A CN101359251A CN 101359251 A CN101359251 A CN 101359251A CN A200710141368X A CNA200710141368X A CN A200710141368XA CN 200710141368 A CN200710141368 A CN 200710141368A CN 101359251 A CN101359251 A CN 101359251A
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Abstract
The invention discloses an optical remote control system applied to computer projection images; the optical remote control system works with a computer and a projector for projecting the computer projection images. The system comprises a projection pen for controlling the emitted beams and forming light shadow on the computer projection image, an image capturing device for capturing images from the light shadow, and an image processing module. The image processing module stores on the operational definition related to the light shadow; the module is used to receive the light shadow image information and timely generate an operating instruction for controlling the computer, according to the operational definition of the light shadow. The invention throws over the original computer remote control mechanism and enables the operator to execute the computer operation functions of a keyboard or mouse as long as the beams emitted by the projection pen point to the projection image no matter where the operator is, through optical and image processing methods.
Description
Technical field
The relevant a kind of computer remote-control device of the present invention is meant a kind of optical remote-control system that can control at computer projection picture especially.
Background technology
In occasions such as general meeting or large-scale symposials, the speaker often needs by computer and projection arrangement related data to be shown in face of everybody, in order to participant and common concern of audience and understanding content.With prior art, when telling about in the process, the speaker need control computer, and one page or open certain file etc. under the transparency for example then must interrupt telling about, get back to the computer line operate that advances in person, or please assistant's help, or uses wireless mouse.
So-called wireless mouse is to utilize infrared ray or blue bud transmission technology, and to the computer emissioning controling signal, the operator can not be subjected to the restriction of length of transmission line, but carries out functions such as the clicking of mouse, towing in the scope of computer sensing.Yet,,, still need be careful between wireless mouse and the computer apart from not going beyond the scope because its signal that sends needs to be received by host computer though wireless mouse has convenience.
In addition, mostly wireless mouse is not had a laser projection pen function, and the speaker must handheld microphone, operate wireless mouse again, and talking about needs prompting place need utilize laser projection pen to indicate on projected picture again, seems very busy and inconvenient.Even if also wired/wireless mouse has the function of laser projection pen concurrently on the market, but speaker's one hand-held microphone, a hand-held volume are slightly disliked huge wireless mouse, still allow the people feel trouble and are difficult for custom.
Summary of the invention
Therefore, purpose of the present invention is promptly providing a kind of operator of supplying to utilize projection pen directly to carry out the optical remote-control system of Computerized remote-control operation at computer projection picture.
So the present invention is applied to the optical remote-control system of computer projection picture, the projector that the computer and of arranging in pairs or groups connects this computer uses, and this projector projects a computer projection picture.This system comprises a projection pen, an image capture unit and an image processing module basically.
Projection pen is for controlling the emission light beam, and this light beam forms a shadow on this computer projection picture.Image capture unit is connected with computer, in order to this shadow pick-up image and obtain a shadow image information.Image processing module is installed in this computer and stores the operation definition of relevant this shadow of at least one pen, and this module is in order to receiving this shadow image information, and immediately produces the operational order of this computer of control according to the operation definition of this shadow.
The optics remote control thereof that the present invention is applied to computer projection picture then comprises following steps:
(A) preestablish at least one operation definition about shadow;
(B) make this projection pen launch a light beam, this light beam forms a shadow on this computer projection picture;
(C), obtain a shadow image information to this shadow pick-up image; And
(D) immediately according to this shadow image information and cooperate the operation definition of shadow, produce the operational order of this computer of control.
Description of drawings
Fig. 1 is a system layout, illustrates that the present invention is applied to first preferred embodiment of the optical remote-control system of computer projection picture;
Fig. 2 is the remote control thereof implementing procedure figure of this preferred embodiment;
Fig. 3 is a system layout, illustrates that the present invention is applied to second preferred embodiment of the optical remote-control system of computer projection picture;
Fig. 4 is the computer projection picture synoptic diagram of this preferred embodiment; And
Fig. 5 is the remote control thereof implementing procedure figure of this preferred embodiment.
Embodiment
About aforementioned and other technology contents, characteristics and effect of the present invention, in the detailed description of following cooperation two preferred embodiments with reference to the accompanying drawings, can clearly present.
Before the present invention is described in detail, be noted that in the following description content similar elements is to represent with identical numbering.
Consult Fig. 1, the present invention is applied to first preferred embodiment of the optical remote-control system 100 of computer projection picture, is that collocation one computer 1 and a projector 2 use, and this projector 2 is connected with computer 1, and projects a computer projection picture 20.Present embodiment is carried out a transparency playing program and is play the multipage transparency with computer 1 and illustrates, and the computer projection picture 20 of projector's 1 projection is a transparency.
Wherein, projection pen 3 is laser light pen or light emitting diode (LED) light pens that point to light beam in order to launch.Present embodiment projection pen 3 comprises that a body 31 and two is located at the button 321,322 of body 31, and wherein a button 321 is carried out general direction-pointing function for operation, and the light beam that body 31 sends when pressing forms a lasting point-like shadow on computer projection picture 20; 322 on another button is that the light beam that body 31 sends when pressing forms the shadow of specific glow frequency on computer projection picture 20 for execution computation function, is called for short the flicker shadow.Certainly, press the button 322 back generation flicker shadows and just illustrate, shadow of the present invention can be that other are different from the variations that continue the point-like shadow, for example produces particular color or given shape and the shadow of brain 1 identification of can powering.In addition, the push-button design of projection pen 3 of the present invention is not exceeded with present embodiment yet, as long as can launch light beam, brain 1 identification of can powering of its shadow gets final product.
The operation definition of the relevant shadow of image processing module 5 storages-for example on behalf of single, present embodiment setting flicker shadow click, and this module 5 is in order to receiving the shadow image information 41 that image capture unit 4 is obtained, and produces the operational order of a controlling computer 1-promptly play one page under the transparency at this operational order of present embodiment according to the operation definition of this shadow immediately (realtime).What deserves to be mentioned is that shadow of the present invention can be the shadow of any characteristic frequency, color or shape and brain 1 identification of can powering, but all need in image processing module 5, set its operation definition.
Cooperate and consult Fig. 2, generally speaking, the method for the execution remote control of present embodiment optical remote-control system 100 comprises following steps:
Preoperative setting step
Step S11-preestablishes the operation definition of relevant shadow, and is stored in the image processing module 5.
Operation steps
Step S12-operator presses the button 322, makes projection pen 3 bodies 31 emission light beams, and this light beam forms a flicker shadow on computer projection picture 20.As indicated above, this shadow can be that any form is through definition and discernible specific shadow.
4 pairs of these shadow pick-up images of step S13-image capture unit obtain shadow image information 41.
Step S14-image processing module 5 receives the shadow image information 41 that image capture unit 4 is obtained, and immediately operate definition according to the shadow of shadow image information 41 and cooperation internal reservoir, produce the operational order of controlling computer 1, present embodiment is for playing one page under the transparency.
Brief summary is above-mentioned, operate transparency in the past and play the mode of " following one page ", the operator must be positioned at computer 1 nearby, press " page down " or cursor of mouse moved on the transparency that computer screen shows by keyboard and click (click) once, computer 1 receives the input instruction of these utility appliance, promptly carries out and plays the action of one page down.Yet, present embodiment is overturned mechanism in the past, by optics and image treatment method, the operator only need hold the indispensable instrument-projection pen 3 of speech, no matter where in the meeting-place, as long as the light beam that projection pen 3 projects can point to projected picture, just can carry out the computation function that keyboard or mouse can carry out.
Consult Fig. 3, Fig. 4, the present invention is applied to second preferred embodiment of optical remote-control system 100 of computer projection picture 20 and the main difference of first preferred embodiment, be that first preferred embodiment is to obtain the most basic data and computing, to produce a kind of computation instruction; And the image processing module 5 of present embodiment can cooperate the obtained more information of the operation of projection pen 3 and image capture unit 4, produces more various computation instruction.Present embodiment illustrates for this form with the form of computer 1 unlatching " this machine disk C: " and the computer projection picture 20 of projector's 1 projection.
At this, be to illustrate, certainly so that projection pen 3 is identical with first preferred embodiment, also can be designed to different button quantity, in order to produce functions such as similar left mouse button, right button, single is clicked to carry out, continuous quadratic is clicked, clicked and do not put, and reaches actions such as display menu respectively.
The image capture unit 4 of present embodiment obtains a background information 42 also to computer projection picture 20 pick-up images, no matter and all be to carry out continuous capture to shadow or computer projection picture 20, obtain continuously many shadow image informations 41 and background information 42.
5 pairs of present embodiment image processing modules the computer projection picture 20 in the background information that receives 42 stipulate coordinate; Further, each field in the computer projection picture 20 on each image (icon) and menu, the Facility Column has all had corresponding coordinate.Therefore work as the operator and brandish projection pen 3, shadow will produce coordinate as shown in Figure 4 on computer projection picture 20 changes.Therefore, the image processing module 5 of present embodiment can change according to operation definition collocation coordinate position, the coordinate of shadow, and comprehensive computing produces the operational order of corresponding computer.
For example, when projection pen 3 emitted light beams, in computer projection picture 20, be located on the image of a file wherein, and form flicker-interruption-flicker shadow, image processing module 5 is read as this image of continuous click with shadow image information 41 and the background information 42 that receives, so image processing module 5 produces the computation instruction of " unlatching this document ".Again for example, flicker shadow when the formation of projection pen 3 emitted light beams, be located in the computer projection picture 20 and be located in right edge spool (scroll bar) and locate, continue flicker and up or move down, push down after then image processing module 5 shadow image information 41 that will continue to receive and background information 42 are read as and click and do not put and pull, so image processing module 5 produces the computation instruction of " up or pulled down spool ".
In addition, owing to utilize the coordinate of each field on image in the computer projection picture 20 (icon), menu, the Facility Column, foundation as selected target, may produce error, therefore the image processing module 5 of present embodiment also stores an image inventory in advance, content comprises the representative image of each application program in the computer 1, reaches the representative image of each function in the application program.Whereby, image processing module 5 is after receiving background information 42, do not infer the image of shadow position correspondence only by coordinate, also can utilize this image inventory, the image of Direct Recognition shadow position correspondence is represented meaning, and the operation definition of collocation shadow is carried out comprehensive computing, the operational order of this computer of generation control.Certainly, the present invention also can not utilize coordinate to infer the image of shadow position correspondence, and the Direct Recognition image, the reckoning of instructing.
Cooperate and consult Fig. 5, the method for the execution remote control of present embodiment optical remote-control system 100 comprises following steps:
Preoperative setting step (being regardless of order)
Step S21-preestablishes the operation definition of relevant shadow, and is stored in the image processing module 5.
Step S22-store images inventory in advance in image processing module 5.
Operation steps
Step S23-operator operates projection pen 3, makes its emission light beam and form the flicker shadow on computer projection picture 20.
4 pairs of these computer projection pictures 20 of step S24-image capture unit and shadow pick-up image obtain background information 42 and shadow image information 41 respectively.Certainly, this background information 42 can be an image information that combines with shadow image information 41, and background and shadow are handled respectively in image processing module 5 and got final product.
Step S25-image processing module 5 receives shadow image information 41 and background informations 42, and immediately computing produces the operational order of controlling computer 1.Wherein the detailed technology of computing and generation operational order is as indicated above.
In addition, with many meeting occasions or with the convention Room, single projection pen 3 is perhaps not enough, and the system 100 of present embodiment is except this projection pen 3, also can comprise another or a plurality of attachment projection pen 3 ' and a control decision module 6 that is installed in the computer 1 for operation issue light beams.Attachment projection pen 3 ' structure is identical with aforementioned projection pen 3, can supply the participant hold usefulness.Wireless induction between present embodiment projection pen 3 and attachment projection pen 3 ' and the computer 1, and control decision module 6 can determine the validity of this projection pen 3 or attachment projection pen 3 ' formed shadow according to the priority of projection pen 3 and attachment projection pen 3 ' emission light beam.Certainly, the present invention also can not possess control decision module 6, but depends on merely that by image processing module 5 shadow that early forms carries out computing.
For instance, when the participant asks a question problem, be to mention certain transparency content, wish that then this computer projection picture 20 shows this transparency content once more, at this moment, by holding with attachment projection pen 3 ', the participant also can be at its seat to computer 1 remote control.
Conclude above-mentioned, the technology that the present invention utilizes optics shooting and image to discern, handle, realize the mechanism of projection pen 3 remote-control computers 1, thus, under projection occasions such as any meeting, speech, the speaker no longer is subjected to the limitation that computer controls and can widens its field of operations, and need not hand plurality of devices, only need carry an indispensable and light and handy projection pen 3 of speech; Further, the participant also can be by attachment projection pen 3 more abundant participating in discussion.Generally speaking, the present invention overturns existing Computerized remote-control operator scheme fully, and can reach the purpose that the present invention utilizes 3 pairs of computer projection pictures 20 of projection pen directly to carry out computer 1 straighforward operation really.
But above-described only is preferred embodiment of the present invention, when not limiting scope of the invention process with this, be that every simple equivalent of being done according to the application's claim scope and invention description content changes and modifies, all still belong in the scope that patent of the present invention contains.
Claims (17)
1. optical remote-control system that is applied to computer projection picture, the projector that the computer and of arranging in pairs or groups connects this computer uses, and this projector projects a computer projection picture; It is characterized in that this system comprises:
One projection pen, for controlling the emission light beam, this light beam forms a shadow on this computer projection picture;
One image capture unit is connected with this computer, in order to this shadow pick-up image and obtain a shadow image information; And
One image processing module is installed in this computer and stores the operation definition of relevant this shadow of at least one pen, and this module is in order to receiving this shadow image information, and immediately produces the operational order of this computer of control according to the operation definition of this shadow.
2. the optical remote-control system that is applied to computer projection picture according to claim 1 is characterized in that, this shadow is a specific glow frequency, or particular color, or the bright shadow of given shape.
3. the optical remote-control system that is applied to computer projection picture according to claim 1 and 2, it is characterized in that, when this shadow was specific glow frequency or color or shape, the definition of the operation of one of them below the correspondence: single was clicked, continuous quadratic is clicked, clicked and do not put, and reaches display menu.
4. the optical remote-control system that is applied to computer projection picture according to claim 1, it is characterized in that, this image capture unit is also to this computer projection picture pick-up image, obtain a background information, and this image processing module also stores an image inventory, and can discern the image on this computer projection picture; When this image processing module receives this shadow image information, according to this shadow pairing image of seated position on this computer projection picture, the operation of this shadow of arranging in pairs or groups definition, comprehensive computing produces the operational order of this computer of control.
5. according to claim 1 or the 4 described optical remote-control systems that are applied to computer projection picture, it is characterized in that this image capture unit also to this computer projection picture pick-up image, obtains a background information; This image processing module is stipulated coordinate to this computer projection picture, and according to the coordinate of this shadow seated position on this computer projection picture/and coordinate change, the operation definition of this shadow of arranging in pairs or groups, comprehensive computing produces the operational order of this computer of control.
6. the optical remote-control system that is applied to computer projection picture according to claim 5 is characterized in that, each field in this computer projection picture on each image and menu, the Facility Column all has corresponding coordinate; This image processing module is according to the operation definition collocation coordinate position of shadow, and comprehensive computing produces the operational order of corresponding computer.
7. the optical remote-control system that is applied to computer projection picture according to claim 5 is characterized in that, this image capture unit is to this computer projection picture and the continuous capture of this shadow.
8. the optical remote-control system that is applied to computer projection picture according to claim 1, it is characterized in that, this projection pen comprises a body and at least one button of being located at this body and supplying to carry out the computation function, by operating this button, this body can be launched light beam and form the shadow of specific glow frequency or color or shape on this computer projection picture.
9. according to claim 1 or the 8 described optical remote-control systems that are applied to computer projection picture, it is characterized in that this system also comprises at least one attachment projection pen for the operation issue light beam, and a control decision module that is installed in this computer; This control decision module determines the validity of this projection pen or the formed shadow of attachment projection pen.
10. the optical remote-control system that is applied to computer projection picture according to claim 9, it is characterized in that, wireless induction between this projection pen and attachment projection pen and this computer, this control decision module determines the validity of this projection pen or the formed shadow of attachment projection pen according to the priority of this projection pen and attachment projection pen emission light beam.
11. an optics remote control thereof that is applied to computer projection picture utilizes a projection pen to carry out the straighforward operation of a computer at a computer projection picture that is throwed by a projector for the operator, this projector is connected with this computer; It is characterized in that the method includes the steps of:
(A) preestablish at least one operation definition about shadow;
(B) make this projection pen launch a light beam, this light beam forms a shadow on this computer projection picture;
(C), obtain a shadow image information to this shadow pick-up image; And
(D) immediately according to this shadow image information and cooperate the operation definition of shadow, produce the operational order of this computer of control.
12. the optics remote control thereof that is applied to computer projection picture according to claim 11 is characterized in that, the light beam that this step (B) is sent forms a specific glow frequency on this computer projection picture, or particular color, or the bright shadow of given shape.
13. according to claim 11 or the 12 described optics remote control thereofs that are applied to computer projection picture, it is characterized in that, this step (A) is that this shadow of definition is when being specific glow frequency or color or shape, corresponding single is clicked, clicks continuously, is clicked and do not put, and one of them operation of display menu defines.
14. the optics remote control thereof that is applied to computer projection picture according to claim 11 is characterized in that this step (C) also to this computer projection picture pick-up image, obtains a background information; And this step (A) also stores an image inventory in advance; This step (D) is the pairing image of seated position on this computer projection picture according to this shadow image information and this shadow, discerns this image, and the operation of this shadow of arranging in pairs or groups definition, and comprehensive computing produces the operational order of this computer of control.
15., it is characterized in that this step (C) also to this computer projection picture pick-up image, obtains a background information according to claim 11 or the 14 described optics remote control thereofs that are applied to computer projection picture; And this step (D) is earlier stipulated coordinate to this computer projection picture automatically, and according to the coordinate of this shadow seated position on this computer projection picture/and coordinate change, the operation definition of this shadow of arranging in pairs or groups, comprehensive computing produces the operational order of this computer of control.
16. the optics remote control thereof that is applied to computer projection picture according to claim 15 is characterized in that, in this step (D), each field in this computer projection picture on each image and menu, the Facility Column all has corresponding coordinate; This step is according to the operation definition collocation coordinate position of shadow, and comprehensive computing produces the operational order of corresponding computer.
17. the optics remote control thereof that is applied to computer projection picture according to claim 15 is characterized in that, this step (C) is to this computer projection picture and the continuous capture of this shadow, obtains many shadow image informations continuously.
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| Application Number | Priority Date | Filing Date | Title |
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| CNA200710141368XA CN101359251A (en) | 2007-07-30 | 2007-07-30 | Optical remote-control system and method applying to computer projection picture |
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| CNA200710141368XA CN101359251A (en) | 2007-07-30 | 2007-07-30 | Optical remote-control system and method applying to computer projection picture |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101976153A (en) * | 2010-07-27 | 2011-02-16 | 苏州瀚瑞微电子有限公司 | Photosensitive touch system |
| CN102804113A (en) * | 2009-12-29 | 2012-11-28 | 桑福德有限合伙人公司 | Interactive whiteboard with wireless remote control |
| CN103576906A (en) * | 2012-07-27 | 2014-02-12 | 深圳富泰宏精密工业有限公司 | Mouse icon control method and mouse icon control system |
| CN104428729A (en) * | 2012-06-28 | 2015-03-18 | 寇平公司 | Enabling and disabling features of a headset computer based on real-time image analysis |
| CN105278662A (en) * | 2014-07-14 | 2016-01-27 | 腾讯科技（深圳）有限公司 | Interactive control method and apparatus for electronic whiteboard system and system |
| CN105573493A (en) * | 2015-11-27 | 2016-05-11 | 联想(北京)有限公司 | Information processing method and electronic devices |
| CN105657304A (en) * | 2014-11-12 | 2016-06-08 | 中兴通讯股份有限公司 | Method and apparatus for controlling projection display |
| CN108604120A (en) * | 2016-05-11 | 2018-09-28 | 谷歌有限责任公司 | The input of gyro mouse and touch input are combined to navigate in enhancing and/or reality environment |
| CN109388291A (en) * | 2017-08-02 | 2019-02-26 | 中兴通讯股份有限公司 | Projector component, the projecting method of projector, device and readable storage medium storing program for executing |
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- 2007-07-30 CN CNA200710141368XA patent/CN101359251A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102804113A (en) * | 2009-12-29 | 2012-11-28 | 桑福德有限合伙人公司 | Interactive whiteboard with wireless remote control |
| CN101976153A (en) * | 2010-07-27 | 2011-02-16 | 苏州瀚瑞微电子有限公司 | Photosensitive touch system |
| CN104428729A (en) * | 2012-06-28 | 2015-03-18 | 寇平公司 | Enabling and disabling features of a headset computer based on real-time image analysis |
| CN103576906A (en) * | 2012-07-27 | 2014-02-12 | 深圳富泰宏精密工业有限公司 | Mouse icon control method and mouse icon control system |
| CN103576906B (en) * | 2012-07-27 | 2018-04-24 | 深圳富泰宏精密工业有限公司 | mouse icon control method and system |
| CN105278662A (en) * | 2014-07-14 | 2016-01-27 | 腾讯科技（深圳）有限公司 | Interactive control method and apparatus for electronic whiteboard system and system |
| CN105657304A (en) * | 2014-11-12 | 2016-06-08 | 中兴通讯股份有限公司 | Method and apparatus for controlling projection display |
| CN106031163A (en) * | 2014-11-12 | 2016-10-12 | 中兴通讯股份有限公司 | Method and apparatus for controlling projection display |
| CN105573493A (en) * | 2015-11-27 | 2016-05-11 | 联想(北京)有限公司 | Information processing method and electronic devices |
| CN108604120A (en) * | 2016-05-11 | 2018-09-28 | 谷歌有限责任公司 | The input of gyro mouse and touch input are combined to navigate in enhancing and/or reality environment |
| CN109388291A (en) * | 2017-08-02 | 2019-02-26 | 中兴通讯股份有限公司 | Projector component, the projecting method of projector, device and readable storage medium storing program for executing |
| CN109388291B (en) * | 2017-08-02 | 2023-10-13 | 中兴通讯股份有限公司 | Projector assembly, projector projection method, projector projection device and readable storage medium |
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