CN103631401A - Portable interactive projection equipment and method - Google Patents
Portable interactive projection equipment and method Download PDFInfo
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- CN103631401A CN103631401A CN201310536249.XA CN201310536249A CN103631401A CN 103631401 A CN103631401 A CN 103631401A CN 201310536249 A CN201310536249 A CN 201310536249A CN 103631401 A CN103631401 A CN 103631401A
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Abstract
The invention discloses portable interactive projection equipment and method. The portable interactive projection equipment comprises an infrared pen, portable equipment, a projector and a projection screen. The infrared pen is directly operated on the projection screen, so that the content, projected to the projection screen through the projector, on the portable equipment can be synchronously changed. Under the condition that the portable equipment is not greatly changed, through modification of software and arrangement of placement positions of hardware, the projection screen is tracked in real time, under the trigger action of infrared light emitted by the infrared pen, locating software is started to conduct locating on the position of the infrared light, related commands acquired through processing are sent to a system for processing, and then the interactive projection function is achieved, and cost for achieving the traditional interactive projection function is reduced. The portable interactive projection equipment is convenient and quick to use and flexible to operate.
Description
Technical field
The present invention relates to a kind of portable interactive projector equipment and projecting method thereof.
Background technology
Universal along with portable sets such as mobile phone, net book, laptop computers, and HDMI turns the application of VGA technology, and the screen display content of portable set is carried out to projection, accomplished for functions such as video display appreciation, PPT speeches.
The mode that current projecting function adopts is, user revises at the enterprising line operate of equipment (as notebook), then by projector, the result of retouching operation is projected on projection screen, this use-pattern is compared with original writing on the blackboard mode, topmost shortcoming be user and beholder interaction seldom, easily allow beholder absent-minded, giving a lecture, draw, while the work such as giving lessons, often need to the screen of projector output be operated and (be maximized speaker, minimize, close, dilatory, slide, editor), because user can not directly revise at the enterprising line operate of projection screen, if strengthen interactive, after user often will revise well on equipment, go to again the explanation of dancing for joy in projection screen place, this makes explanation process intermittently and user generally reacts inconvenient.
In addition, the general volume of existing projector equipment is large, complex structure, cost are higher, is also unfavorable for the application of projector equipment.
Summary of the invention
The technical problem to be solved in the present invention is that existing projection pattern and equipment are unfavorable for realizing the interaction between user and beholder, and general volume is large, complex structure, cost are higher.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of portable interactive projector equipment, comprises infrared pen, portable equipment, projector and projection screen; Projection screen: for reacting the information on portable equipment system function screen; Infrared pen: for contacting described projection screen, and carry out interactive operation on projection screen; Portable equipment: comprise camera, positioning analysis unit, edit cell, the motion optical information of generation when described camera carries out interactive operation for gathering infrared pen on projection screen, its output terminal connects the input end of positioning analysis unit, the input end of the output terminal link edition unit of positioning analysis unit; Described positioning analysis unit is for the coordinate position between positioning projection's screen and portable equipment system function screen, and analyze the operation of the infrared pen of respective coordinates position on projection screen, to after the setting operation contrast in this operation and positioning analysis unit, draw instruction, and by command to edit cell; Edit cell is used for carrying out aforementioned instruction, and makes direct modification on portable set system function screen; Projector: its input end connects the output terminal of portable equipment, for by the information projection on portable equipment system function screen to projection screen.
The present invention is not in the situation that do large change to portable set, by the modification of software, and arranging of hardware putting position carried out real-time follow-up to projection screen, and under the trigger action of the infrared light sending at infrared pen, start infrared light position, positioning software location, processing obtains the dependent instruction system of delivering and processes, thereby realizes the function of interactive projection, has reduced the cost of realizing of traditional interactive projection function, easy to use, flexible operation.The software for editing that aforesaid edit cell adopts is existing software, and the positioning analysis software that aforementioned positioning analysis unit adopts is also existing software.
As a modification of the present invention scheme, aforementioned portable set can be mobile phone, MP4, MP5, iPAD, laptop computer, net book.These equipment are conventional portable equipment, general convenient, are available anywhere.
As a modification of the present invention scheme, being connected between portable equipment and projector can adopt wireless connections or limited connection; The interface of its connection can be VGA form or HDMI form.According to the portable equipment kind of selecting, select its connected mode carrying and form, further facilitate use.
A kind of portable interactive projecting method, comprise the following steps: 1) after the Relatively orientation of portable equipment and projection screen is good, adopt infrared pen to click default anchor point on projection screen, by camera collection light signal, and conduction carries out initial alignment to location analytic unit, make the anchor point set on the location luminous point of projection screen and portable equipment system function screen corresponding, complete initial alignment calibration; As the position of the relative projection screen of portable equipment changes, need re-start initial alignment calibration; 2) by infrared pen, on described projection screen, carry out interactive operation, the picture signal that the luminous point of camera collection motion produces, and inputted in positioning analysis unit, the operation of the infrared pen of respective coordinates position on positioning analysis element analysis projection screen, to after the setting operation contrast in this operation and positioning analysis unit, draw instruction, and by command to edit cell; 3) positioning analysis unit is sent to edit cell by instruction, and edit cell is carried out instruction, and the system function screen of portable equipment is carried out to corresponding editor, and amended system function screen content is from being newly presented at projection screen by projector.Described anchor point number, more than one, can be set as required.
Described instruction comprises idsplay order and edit instruction, and described idsplay order comprises opening, close, maximize, minimizing of each icon on portable equipment system function screen; Described edit instruction comprises the edit-modify action of carrying out at the interface of the application software to opening.
Advantage of the present invention is, in the situation that portable set is not done to large change, by the modification of software, and arranging of hardware putting position carried out real-time follow-up to projection screen, and under the trigger action of the infrared light sending at infrared pen, start infrared light position, positioning software location, process obtaining the dependent instruction system of delivering and process, thereby realize the function of interactive projection, reduced the cost of realizing of traditional interactive projection function, easy to use, flexible operation.
Accompanying drawing explanation
Fig. 1 is the structural representation of present device.
Fig. 2 is the structural representation of infrared pen.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described.
As shown in Figure 1, present device comprises infrared pen 2, portable equipment 1, projector 3 and projection screen 4; Projection screen 4 is for reacting the information on portable equipment 1 system function screen; Infrared pen 2 is for contacting described projection screen 4, and on projection screen 4, carries out interactive operation; Portable equipment 1 comprises camera 1-1, positioning analysis unit 1-2, edit cell 1-3, the motion optical information of generation when described camera 1-1 carries out interactive operation for gathering infrared pen 2 on projection screen 4, its output terminal connects the input end of positioning analysis unit 1-2, the input end of the output terminal link edition unit 1-3 of positioning analysis unit 1-2; Described positioning analysis unit 1-2 is for the coordinate position between positioning projection's screen 4 and portable equipment 1 system function screen, and analyze the operation of the infrared pen 2 of respective coordinates position on projection screen 4, to after the setting operation contrast in this operation and positioning analysis unit 1-2, draw instruction, and by command to edit cell 1-3; Edit cell 1-3 is used for carrying out aforementioned instruction, and makes direct modification on portable equipment 1 system function screen; Projector 3 input ends connect the output terminal of portable equipments 1, for by the information projection on portable equipment 1 system function screen to projection screen 4.
Specific operation process is as follows:
(1) portable set 1 is connected to projector 3, and camera 1-1 is aimed to projection screen 4;
(2) projection screen 4 that projector 3 arrives the information projection of portable equipment 1, fixes portable set 1;
(3) position calibration, the process of calibration is: open location calibration software 1-2, projector 3 can be exported a specific screen, has four band right-angled intersection anchor points 5 on screen; An anchor point 5 that utilizes infrared pen 2 to aim on projection screen 4, after aiming at well, make it luminous, the camera 1-1 of portable set 1 gathers position the record of luminous point, complete successively four calibrations, record four times position, the coordinate of four positions is the foundation as carrying out coordinate calculating, and the anchor point of setting on the anchor point 5 of projection screen and portable equipment 1 system function screen is corresponding, completes initial alignment calibration; At equipment, do not do mobile in the situation that, can continue retain last use habit while using next time, as the position of the relative projection screen of portable equipment changes, need re-start initial alignment calibration;
(4) open positioning analysis unit 1-2 and edit cell 1-3, when speaker need to edit projection screen 4, the function of directly clicking projection on projection screen 4 is switched icon 6, camera 1-1 gives location analytic unit 1-2 by luminous point communication, by positioning analysis unit 1-2, the shown operation requirements of luminous point coordinate is translated into the accessible instruction of portable equipment 1, and by this command to edit cell 1-3, thereby realize the object that toggle screen editting function is edited to editing mode; When needs the operation such as maximize, minimize to interface, in like manner operation switches to show state, and directly on the screen of Projection Display related key position adopt special-purpose infrared pen to click, and send infrared light; On interface, show little icon constantly, by infrared pen, click, this icon can switch between editor and demonstration two states;
(5) system of portable equipment 1 operates accordingly and shows on portable equipment 1, and synchronous signal output is done corresponding synchronous variation, realizes interactively object.
As shown in Figure 2, described infrared pen comprises infrarede emitting diode 22, switch 23, battery 24, shell 25; When switch 23 is closed, the battery 24 that is positioned at housing 25 is infrarede emitting diode 22 power supplies.
Claims (5)
1. a portable interactive projector equipment, is characterized in that: comprise infrared pen, portable equipment, projector and projection screen;
Projection screen: for reacting the information on portable equipment system function screen;
Infrared pen: for contacting described projection screen, and carry out interactive operation on projection screen;
Portable equipment: comprise camera, positioning analysis unit, edit cell, the motion optical information of generation when described camera carries out interactive operation for gathering infrared pen on projection screen, its output terminal connects the input end of positioning analysis unit, the input end of the output terminal link edition unit of positioning analysis unit; Described positioning analysis unit is for the coordinate position between positioning projection's screen and portable equipment system function screen, and analyze the operation of the infrared pen of respective coordinates position on projection screen, to after the setting operation contrast in this operation and positioning analysis unit, draw instruction, and by command to edit cell; Edit cell is used for carrying out aforementioned instruction, and makes direct modification on portable set system function screen;
Projector: its input end connects the output terminal of portable equipment, for by the information projection on portable equipment system function screen to projection screen.
2. a kind of portable interactive projector equipment according to claim 1, is characterized in that: aforementioned portable set can be mobile phone, MP4, MP5, iPAD, laptop computer, net book.
3. a kind of portable interactive projector equipment according to claim 1 and 2, is characterized in that: being connected between portable equipment and projector can adopt wireless connections or limited connection; The interface of its connection can be VGA form or HDMI form.
4. a portable interactive projecting method, is characterized in that, comprises the following steps:
1) after the Relatively orientation of portable equipment and projection screen is good, adopt infrared pen to click default anchor point on projection screen, by camera collection light signal, and conduction carries out initial alignment to location analytic unit, make the anchor point set on the location luminous point of projection screen and portable equipment system function screen corresponding, complete initial alignment calibration; As the position of the relative projection screen of portable equipment changes, need re-start initial alignment calibration;
2) by infrared pen, on described projection screen, carry out interactive operation, the picture signal that the luminous point of camera collection motion produces, and inputted in positioning analysis unit, the operation of the infrared pen of respective coordinates position on positioning analysis element analysis projection screen, to after the setting operation contrast in this operation and positioning analysis unit, draw instruction, and by command to edit cell;
3) positioning analysis unit is sent to edit cell by instruction, and edit cell is carried out instruction, and the system function screen of portable equipment is carried out to corresponding editor, and amended system function screen content is from being newly presented at projection screen by projector.
5. a kind of portable interactive projecting method according to claim 4, it is characterized in that, described instruction comprises idsplay order and edit instruction, and described idsplay order comprises opening, close, maximize, minimizing of each icon on portable equipment system function screen; Described edit instruction comprises the edit-modify action of carrying out at the interface of the application software to opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310536249.XA CN103631401A (en) | 2013-11-04 | 2013-11-04 | Portable interactive projection equipment and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310536249.XA CN103631401A (en) | 2013-11-04 | 2013-11-04 | Portable interactive projection equipment and method |
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| CN103631401A true CN103631401A (en) | 2014-03-12 |
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| CN201310536249.XA Pending CN103631401A (en) | 2013-11-04 | 2013-11-04 | Portable interactive projection equipment and method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105664502A (en) * | 2016-01-12 | 2016-06-15 | 四川长虹电器股份有限公司 | Interactive entertainment system and working method thereof |
| CN106716501A (en) * | 2016-12-12 | 2017-05-24 | 深圳前海达闼云端智能科技有限公司 | Visual decoration design method, apparatus therefor, and robot |
| WO2018171363A1 (en) * | 2017-03-24 | 2018-09-27 | 西安中兴通讯终端科技有限公司 | Position information determining method, projection device and computer storage medium |
| CN112738490A (en) * | 2020-12-28 | 2021-04-30 | 慧投科技（深圳）有限公司 | Projection method of electronic conference whiteboard system without calibration |
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| EP1821533A1 (en) * | 2006-02-17 | 2007-08-22 | Sony Deutschland GmbH | Method for displaying data |
| CN102662498A (en) * | 2012-04-16 | 2012-09-12 | 中科华核电技术研究院有限公司 | Wireless control method and system for projection demonstration |
| CN102819327A (en) * | 2012-07-26 | 2012-12-12 | 郑州信大捷安信息技术股份有限公司 | Interactive projection system of infrared positioning wireless control and realizing method thereof |
| CN102880360A (en) * | 2012-09-29 | 2013-01-16 | 东北大学 | Infrared multipoint interactive electronic whiteboard system and whiteboard projection calibration method |
| CN102945091A (en) * | 2012-11-20 | 2013-02-27 | 深圳市中科睿成智能科技有限公司 | Method and system for man-machine interaction and based on laser projection location |
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| EP1821533A1 (en) * | 2006-02-17 | 2007-08-22 | Sony Deutschland GmbH | Method for displaying data |
| CN102662498A (en) * | 2012-04-16 | 2012-09-12 | 中科华核电技术研究院有限公司 | Wireless control method and system for projection demonstration |
| CN102819327A (en) * | 2012-07-26 | 2012-12-12 | 郑州信大捷安信息技术股份有限公司 | Interactive projection system of infrared positioning wireless control and realizing method thereof |
| CN102880360A (en) * | 2012-09-29 | 2013-01-16 | 东北大学 | Infrared multipoint interactive electronic whiteboard system and whiteboard projection calibration method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105664502A (en) * | 2016-01-12 | 2016-06-15 | 四川长虹电器股份有限公司 | Interactive entertainment system and working method thereof |
| CN106716501A (en) * | 2016-12-12 | 2017-05-24 | 深圳前海达闼云端智能科技有限公司 | Visual decoration design method, apparatus therefor, and robot |
| WO2018107318A1 (en) * | 2016-12-12 | 2018-06-21 | 深圳前海达闼云端智能科技有限公司 | Visual decoration design method, apparatus thereof, and robot |
| WO2018171363A1 (en) * | 2017-03-24 | 2018-09-27 | 西安中兴通讯终端科技有限公司 | Position information determining method, projection device and computer storage medium |
| CN112738490A (en) * | 2020-12-28 | 2021-04-30 | 慧投科技（深圳）有限公司 | Projection method of electronic conference whiteboard system without calibration |
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Application publication date: 20140312 |
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