CN105430311A - Infrared tracking projecting system and method - Google Patents
Infrared tracking projecting system and method Download PDFInfo
- Publication number
- CN105430311A CN105430311A CN201510786639.1A CN201510786639A CN105430311A CN 105430311 A CN105430311 A CN 105430311A CN 201510786639 A CN201510786639 A CN 201510786639A CN 105430311 A CN105430311 A CN 105430311A
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- infrared
- pattern
- carrier
- interactive
- location
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
- H04N5/7475—Constructional details of television projection apparatus
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
- H04N9/3173—Constructional details thereof wherein the projection device is specially adapted for enhanced portability
- H04N9/3176—Constructional details thereof wherein the projection device is specially adapted for enhanced portability wherein the projection device is incorporated in a camera
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
- H04N5/7475—Constructional details of television projection apparatus
- H04N2005/7483—Constructional details of television projection apparatus for colour television
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Position Input By Displaying (AREA)
Abstract
The invention provides an infrared tracking projecting system and method. The system comprises a projector for projecting to an imaging plane; a camera which is equipped with an infrared light filter and is used for collecting the infrared image of the imaging plane; a processing unit which is respectively connected with the projector and camera, is used for identifying the positioning pattern in the infrared image collected by the camera and calculates the projecting position according to the positioning pattern so as to control the projector to project to the projecting position. The invention collects and identifies the positioning pattern printed by using a material capable of absorbing the infrared band through an infrared fill light and the infrared light filter arranged on the camera so as to carry out positioning projecting and realize real time tracking projection, further identifies the interactive positioning pattern, and realizes real time tracking interactive projection through combining an interactive projecting technique.
Description
Technical field
The present invention relates to projection imaging technical field, particularly relate to a kind of infrared track optical projection system and method.
Background technology
Projecting apparatus is widely applied in all kinds of scene at present, comprises large-scale outdoor projection, video conference projection or miniature desktop projection etc.But in numerous types of applications scenes, projecting apparatus is all at fixed position projection image usually, is difficult to realize projecting according to the sum operation real-time tracking that needs of user, and is difficult to carry out interaction with the behavior of user.
Be directed to above-mentioned can not with the defect of the behavior interaction of user, progressively develop and utilized laser designator to carry out interaction, utilize the interaction methods such as Infrared laser emission device Scanning Detction finger touch position, but the former interaction mode is still comparatively dull, and the cost of the latter is higher, and Infrared laser emission device need be close to imaging plane installation, limits the degree of freedom of installing scene.
Summary of the invention
Provide hereinafter about brief overview of the present invention, to provide about the basic comprehension in some of the present invention.Should be appreciated that this general introduction is not summarize about exhaustive of the present invention.It is not that intention determines key of the present invention or pith, and nor is it intended to limit the scope of the present invention.Its object is only provide some concept in simplified form, in this, as the preorder in greater detail discussed after a while.
The invention provides a kind of infrared track optical projection system and method for being carried out real-time tracking projection by infrared identification, and the interactive operation realizing real-time tracking user further carries out interaction.
The invention provides a kind of infrared track optical projection system, comprising:
Projecting apparatus, for projecting to imaging plane;
Camera, is provided with infrared fileter, for gathering the infrared image on described imaging plane;
Processing unit, is connected with described projecting apparatus and described camera respectively, for identifying the location pattern in the infrared image of described camera collection, calculates projected position according to described location pattern, projects to described projected position to control described projecting apparatus.
The present invention also provides a kind of infrared track projecting method, it is characterized in that, comprising:
Gather the infrared image on imaging plane;
Identify the location pattern in described infrared image, calculate projected position according to described location pattern;
Project to described projected position.
The infrared track optical projection system that the many embodiments of the present invention provide and method pass through the visible ray of installation infrared filter filtering camera collection on camera, gather the location pattern identifying the file printing using Absorbable rod infrared band, and then positioning projection, thus realize real-time tracking projection;
The infrared track optical projection system that some embodiments of the invention provide and method, further by identification interactive location pattern, position interactive operation, realize real-time tracking interactive operation and carry out interaction in conjunction with interaction technology.
Accompanying drawing explanation
Below with reference to the accompanying drawings illustrate embodiments of the invention, above and other objects, features and advantages of the present invention can be understood more easily.Parts in accompanying drawing are just in order to illustrate principle of the present invention.In the accompanying drawings, same or similar technical characteristic or parts will adopt same or similar Reference numeral to represent.
Fig. 1 is the structural representation of infrared track optical projection system in one embodiment of the invention.
Fig. 2 is the tracking perspective view of the optical projection system of infrared track shown in Fig. 1 when carrier moves.
Fig. 3 is the flow chart of infrared track projecting method in one embodiment of the invention.
Fig. 4 is the flow chart of the preferred embodiment of the projecting method of infrared track shown in Fig. 3.
Fig. 5 is the flow chart of step S60 in one embodiment of the present invention.
The flow chart of step S60 in the preferred embodiment that Fig. 6 is the projecting method of infrared track shown in Fig. 5.
Fig. 7 is the flow chart of step S65 in step S60 shown in Fig. 6.
Description of reference numerals:
10 infrared track optical projection systems
101 projecting apparatus
103 cameras
105 infrared fileters
107 processing units
109 infrared light compensating lamps
Embodiment
With reference to the accompanying drawings embodiments of the invention are described.The element described in an accompanying drawing of the present invention or a kind of execution mode and feature can combine with the element shown in one or more other accompanying drawing or execution mode and feature.It should be noted that for purposes of clarity, accompanying drawing and eliminate expression and the description of unrelated to the invention, parts known to persons of ordinary skill in the art and process in illustrating.
Fig. 1 is the structural representation of infrared track optical projection system in one embodiment of the invention.
As shown in Figure 1, in the present embodiment, infrared track optical projection system 10 provided by the invention comprises:
Projecting apparatus 101, for projecting to imaging plane;
Camera 103, is provided with infrared fileter 105, for gathering the infrared image on described imaging plane;
Processing unit 107, is connected with projecting apparatus 101 and camera 103 respectively, for the location pattern in the infrared image that identification camera 103 gathers, calculates projected position, project to control projecting apparatus 101 to described projected position according to described location pattern.
In a preferred embodiment, infrared track optical projection system 10 also comprises:
Infrared light compensating lamp 109, is arranged on camera 103, for carrying out infrared light filling when camera 103 gathers infrared image.
In a preferred embodiment, described location pattern is by the print material of Absorbable rod infrared band on carrier, for the predetermined pattern of locating.
Particularly, in the present embodiment, the material of described Absorbable rod infrared band is infrared ink.In more embodiments, the material of described Absorbable rod infrared band can be the material of multiple wave bands such as Absorbable rod infrared band, visible light wave range, as long as can absorb infrared band, can realize same technique effect.
In a preferred embodiment, described location pattern comprises the projective iteration pattern be printed on projection carrier 20.Particularly, in the present embodiment, the carrier 20 that projects is the paper that be have printed projective iteration pattern by infrared ink.In more embodiments, projection carrier 20 can also be the different carriers such as children education books, map that have printed projective iteration pattern, as long as location pattern can realize identical technique effect by the print material of Absorbable rod infrared band.
Processing unit 107 also for: according to described projective iteration pattern positioning projection carrier 20, according to projection carrier 20 position calculation go out described projected position.
In a preferred embodiment, described location pattern also comprises the interaction location pattern be printed on interactive carrier.Particularly, in the present embodiment, interactive carrier is the card that be have printed interactive location pattern by infrared ink.In more embodiments, interactive carrier can also be the different carriers such as toy, model that have printed interactive location pattern, as long as location pattern can realize identical technique effect by the print material of Absorbable rod infrared band.
Processing unit 107 also for: according to the described interactive carrier in pattern location, described interaction location, identify interactive operation, generate project content and projected position according to the projection position of carrier 20, the position of described interactive carrier, described interactive operation.
Fig. 2 is the tracking perspective view of the optical projection system of infrared track shown in Fig. 1 when carrier moves.
As depicted in figs. 1 and 2, in the present embodiment, when user's mobile projector carrier 20, camera 103 is by the infrared image of infrared fileter 105 Real-time Collection imaging plane, processing unit 107 identifies the location pattern on projection carrier 20, according to described location pattern positioning projection carrier 20, and go out projected position according to the position calculation of projection carrier 20, projecting apparatus 101 projects to described projected position, thus achieve real-time tracking projection, and be no longer confined to project for fixed position.
The infrared track optical projection system that above-described embodiment provides is by the visible ray of installation infrared filter filtering camera collection on camera, gather the location pattern identifying the file printing using Absorbable rod infrared band, and then positioning projection, thus realize real-time tracking projection.
In a preferred embodiment, infrared track optical projection system 10 also comprises:
Memory cell, is connected with processing unit 107, for storing described interactive operation and corresponding interactive response content;
Processing unit 107, also for reading the interactive response content corresponding with described interactive operation from described memory cell, generates project content and projected position according to the position of interactive carrier 20, described interactive response content.
Particularly, in the present embodiment, interactive carrier is the card that be have printed interactive location pattern by infrared ink.The card of pattern of the earth is have printed for one, when user will move described card, camera 103 is by the infrared image of infrared fileter 105 Real-time Collection imaging plane, and processing unit 107 identifies the pattern of the earth on card, locates described card according to described pattern of the earth.Interactive operation " mobile earth pattern card sheet " is had in memory cell, with the interactive response content " the moon map picture that synchronizing moving rotates around pattern of the earth card " of correspondence, processing unit 107 reads corresponding interactive response content, generate according to the position of earth card and interactive response content " the moon map picture that synchronizing moving rotates around pattern of the earth card " and carry out interactive project content and projected position with described interactive operation, projecting apparatus 109 to project described project content to projected position, thus achieve real-time tracking interactive operation in conjunction with interaction technology and carry out interaction.
The infrared track optical projection system that above-described embodiment provides, further by identification interactive location pattern, positions interactive operation, realizes real-time tracking interactive operation and carry out interaction in conjunction with interaction technology.
Fig. 3 is the flow chart of infrared track projecting method in one embodiment of the invention.
As shown in Figure 3, in the present embodiment, infrared track projecting method of the present invention comprises:
S40: gather the infrared image on imaging plane;
S60: identify the location pattern in described infrared image, calculates projected position according to described location pattern;
S80: project to described projected position.
Fig. 4 is the flow chart of the preferred embodiment of the projecting method of infrared track shown in Fig. 3.
As shown in Figure 4, in a preferred embodiment, also comprise before step S40:
S20: infrared light filling is carried out to imaging plane.
In a preferred embodiment, described location pattern is by the print material of Absorbable rod infrared band on carrier, for the predetermined pattern of locating.
In a preferred embodiment, described location pattern comprises the projective iteration pattern be printed on projection carrier.
Fig. 5 is the flow chart of step S60 in the present embodiment.
As shown in Figure 5, in the present embodiment, step S60 comprises:
S61: identify the projective iteration pattern in described infrared image;
S63: locate described projection carrier according to described projective iteration pattern;
S65: the position calculation according to described projection carrier goes out described projected position.
In a preferred embodiment, described location pattern also comprises the interaction location pattern be printed on interactive carrier.
Fig. 6 is the flow chart of step S60 in the present embodiment.
As shown in Figure 6, in the present embodiment, step S60 comprises:
S61: identify the projective iteration pattern in described infrared image and interactive location pattern;
S63: locate described projection carrier according to described projective iteration pattern, according to the described interactive carrier in pattern location, described interaction location, identifies interactive operation;
S65: generate project content and projected position according to the position of described projection carrier, the position of described interactive carrier, described interactive operation.
Fig. 7 is the flow chart of step S65 in step S60 shown in Fig. 6.
As shown in Figure 7, in a preferred embodiment, step S65 comprises:
S651: read the interactive response content corresponding with described interactive operation;
S653: generate project content and projected position according to the position of the position of described projection carrier, described interactive carrier, described interactive response content.
In sum, infrared track optical projection system provided by the present invention and method by installation infrared light compensating lamp on camera to the visible ray of the infrared light filling of imaging plane, installation infrared filter filtering camera collection, gather the location pattern identifying the print material using Absorbable rod infrared band, and then positioning projection, thus realize real-time tracking projection; And further by identification interactive location pattern, interactive operation is positioned, realizes real-time tracking interactive operation in conjunction with interaction technology and carry out interaction.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (12)
1. an infrared track optical projection system, is characterized in that, comprising:
Projecting apparatus, for projecting to imaging plane;
Camera, is provided with infrared fileter, for gathering the infrared image on described imaging plane;
Processing unit, is connected with described projecting apparatus and described camera respectively, for identifying the location pattern in the infrared image of described camera collection, calculates projected position according to described location pattern, projects to described projected position to control described projecting apparatus.
2. infrared track optical projection system according to claim 1, is characterized in that, also comprise:
Infrared light compensating lamp, is arranged on described camera, for carrying out infrared light filling when described camera collection infrared image.
3. infrared track optical projection system according to claim 1 and 2, is characterized in that, described location pattern is by the print material of Absorbable rod infrared band on carrier, for the predetermined pattern of locating.
4. infrared track optical projection system according to claim 3, is characterized in that, described location pattern comprises the projective iteration pattern be printed on projection carrier;
Described processing unit also for: locate described projection carrier according to described projective iteration pattern, the position calculation according to described projection carrier goes out described projected position.
5. infrared track optical projection system according to claim 4, is characterized in that, described location pattern also comprises the interaction location pattern be printed on interactive carrier;
Described processing unit also for according to the described interactive carrier in pattern location, described interaction location, identify interactive operation, generate project content and projected position according to the position of described projection carrier, the position of described interactive carrier, described interactive operation.
6. infrared track optical projection system according to claim 5, is characterized in that, also comprise:
Memory cell, is connected with described processing unit, for storing described interactive operation and corresponding interactive response content;
Described processing unit, also for reading the interactive response content corresponding with described interactive operation from described memory cell, generates project content and projected position according to the position of described interactive carrier, described interactive response content.
7. an infrared track projecting method, is characterized in that, comprising:
Gather the infrared image on imaging plane;
Identify the location pattern in described infrared image, calculate projected position according to described location pattern;
Project to described projected position.
8. infrared track projecting method according to claim 7, is characterized in that, also comprises before the infrared image on described collection imaging plane:
Infrared light filling is carried out to imaging plane.
9. the infrared track projecting method according to claim 7 or 8, is characterized in that, described location pattern is by the print material of Absorbable rod infrared band on carrier, for the predetermined pattern of locating.
10. infrared track projecting method according to claim 9, is characterized in that, described location pattern comprises the projective iteration pattern be printed on projection carrier;
Location pattern in the described infrared image of described identification, calculates projected position according to described location pattern and comprises:
Identify the projective iteration pattern in described infrared image;
Described projection carrier is located according to described projective iteration pattern;
Position calculation according to described projection carrier goes out described projected position.
11. infrared track projecting methods according to claim 10, is characterized in that, described location pattern also comprises the interaction location pattern be printed on interactive carrier;
Location pattern in the described infrared image of described identification, calculates projected position according to described location pattern and comprises:
Identify the projective iteration pattern in described infrared image and interactive location pattern;
Locate described projection carrier according to described projective iteration pattern, according to the described interactive carrier in pattern location, described interaction location, identify interactive operation;
Project content and projected position is generated according to the position of described projection carrier, the position of described interactive carrier, described interactive operation.
12. infrared track projecting methods according to claim 11, is characterized in that, the described position according to described projection carrier, the position of described interactive carrier, described interactive operation generation project content and projected position comprise:
Read the interactive response content corresponding with described interactive operation;
Project content and projected position is generated according to the position of the position of described projection carrier, described interactive carrier, described interactive response content.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510786639.1A CN105430311A (en) | 2015-11-16 | 2015-11-16 | Infrared tracking projecting system and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510786639.1A CN105430311A (en) | 2015-11-16 | 2015-11-16 | Infrared tracking projecting system and method |
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| CN105430311A true CN105430311A (en) | 2016-03-23 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107426555A (en) * | 2016-05-24 | 2017-12-01 | 仁宝电脑工业股份有限公司 | Projection arrangement |
| CN108776334A (en) * | 2018-05-03 | 2018-11-09 | 中国船舶重工集团公司第七�三研究所 | A kind of novel airfield runway exotic auxiliary locator and localization method |
| CN114563900A (en) * | 2022-02-23 | 2022-05-31 | 宫智勇 | Lens tracking type store projection advertisement device with infrared body temperature sensing probe |
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| US20130265502A1 (en) * | 2012-04-04 | 2013-10-10 | Kenneth J. Huebner | Connecting video objects and physical objects for handheld projectors |
| CN103366610A (en) * | 2013-07-03 | 2013-10-23 | 熊剑明 | Augmented-reality-based three-dimensional interactive learning system and method |
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2015
- 2015-11-16 CN CN201510786639.1A patent/CN105430311A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102411854A (en) * | 2011-09-01 | 2012-04-11 | 苏州梦想人软件科技有限公司 | Classroom teaching mixing technology application system based on enhanced reality and method thereof |
| US20130265502A1 (en) * | 2012-04-04 | 2013-10-10 | Kenneth J. Huebner | Connecting video objects and physical objects for handheld projectors |
| CN103366610A (en) * | 2013-07-03 | 2013-10-23 | 熊剑明 | Augmented-reality-based three-dimensional interactive learning system and method |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107426555A (en) * | 2016-05-24 | 2017-12-01 | 仁宝电脑工业股份有限公司 | Projection arrangement |
| CN108776334A (en) * | 2018-05-03 | 2018-11-09 | 中国船舶重工集团公司第七�三研究所 | A kind of novel airfield runway exotic auxiliary locator and localization method |
| CN114563900A (en) * | 2022-02-23 | 2022-05-31 | 宫智勇 | Lens tracking type store projection advertisement device with infrared body temperature sensing probe |
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Application publication date: 20160323 |