CN108683895B - A kind of interaction instrument and interaction method - Google Patents
A kind of interaction instrument and interaction method Download PDFInfo
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- CN108683895B CN108683895B CN201810338210.XA CN201810338210A CN108683895B CN 108683895 B CN108683895 B CN 108683895B CN 201810338210 A CN201810338210 A CN 201810338210A CN 108683895 B CN108683895 B CN 108683895B
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- optical element
- beamlet
- infrared
- projected image
- plane
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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]
- H04N9/3141—Constructional details thereof
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2066—Reflectors in illumination beam
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Abstract
The present embodiments relate to projection interaction technique fields, disclose a kind of interaction instrument and interaction method.The interaction instrument includes: projective module group for projecting the projected light beam comprising the first beamlet and the second beamlet;First optical element, for being emitted the first beamlet along first direction, the second beamlet is emitted in a second direction, and the first beamlet is emitted to form the first projected image;Optical filtering is set between projective module group and the first optical element, is used for transmission projection light beam;Infrared light supply, the side set on projective module group far from the first optical element are used for exiting infrared light beam;Second optical element, the first plane where making it be incident to the first projected image for reflecting infrared beam, first optical element is also used to reflect the red light beam reflected at the first plane, and the infrared beam that optical filtering is also used to reflect the reflection of the first optical element makes it into infrared photography mould group.In the above manner, the present embodiment can be realized bidirectional projection.
Description
Technical field
The present embodiments relate to projection interaction technique fields, more particularly to a kind of interaction instrument and interaction side
Method.
Background technique
With the development of semiconductor technology, portable electronic product becomes more diverse, and function is also all the more abundant, so that user
Demand to large screen projection is more more and more intense, and then drives the development of projection arrangement.
Interaction technology is current popular research project.The principle of interaction technology is: by capturing equipment pair
The movement of user carries out capture shooting, is then analyzed, to generate the action data of user, by action data and real-time imaging
Interaction systems combine, and make to generate interaction effect between user and screen.
Inventor has found that existing interactive projection system is usually in one direction during realizing the embodiment of the present invention
To a plane, user can only watch project content from the plane will be in different angle if to realize bidirectional projection for projection
Liang Tai projector is installed.
Summary of the invention
The embodiment of the present invention mainly solving the technical problems that provide a kind of interaction instrument and interaction method so that
The interaction instrument and interaction method can be realized bidirectional projection.
In order to solve the above technical problems, a technical solution used in the embodiment of the present invention is: providing a kind of interaction
Instrument, comprising: projective module group, for projecting the projected light beam comprising the first beamlet and the second beamlet;First optical element, if
In the front of the projective module group, for changing the projecting direction of the projected light beam, so that first beamlet is along
The outgoing of one direction, second beamlet are emitted in a second direction, wherein first beamlet is by the first optics member
Part is emitted to form the first projected image, and second beamlet is emitted to form the second perspective view by first optical element
Picture, first projected image and second projected image separation;Optical filtering is set to the projective module group and first light
It learns between element, for transmiting the projected light beam;Infrared light supply is set to the projective module group far from first optical element
Side, be used for exiting infrared light beam;Second optical element, it is described red for reflecting set on the exit end of the infrared light supply
Outer light beam, the infrared beam are incident to the first plane where first projected image, and the infrared beam is described
One plane is reflected, and first optical element is also used to receive and reflect the feux rouges light reflected at first plane
Beam, the optical filtering are also used to reflect the infrared beam of the first optical element reflection;Infrared photography mould group is set to the filter
The side of the reflecting surface of light microscopic, for receiving the infrared beam of the optical filtering reflection.
Optionally, the projector further includes shell, and first optical element is set to the side of the shell, and described the
Two optical elements are set to the other side of the shell, the infrared photography mould group, the optical filtering, the projective module group, described
Infrared light supply is contained in the shell.
Optionally, the shell is equipped with transparent region, and the transparent region is set to the shell close to first optics
One end of element, the infrared beam reflected at first plane pass through from the transparent region and are incident to described first
Optical element.
Optionally, first optical element includes the first sub- optical element and the second sub- optical element;First son
Optical element is equipped with the first transmission plane, the first reflecting surface and first refractive face, and first transmission plane is set to first optics
The bottom surface of element, first reflecting surface are set to the top surface of first optical element, and the first refractive face is set to described the
The bottom surface of one optical element;First beamlet is transmitted into from first transmission plane, is incident to first reflecting surface,
First beamlet is reflexed to the first refractive face, the first refractive face refraction described first by first reflecting surface
Beamlet is emitted first beamlet from the first direction, to form first projected image;Second sub-light
It learns element and is equipped with the second transmission plane, the second reflecting surface, third reflecting surface and the second plane of refraction, second transmission plane is set to described
The bottom surface of second optical element, second reflecting surface are set to the top surface of second optical element, and the third reflecting surface is set
In the bottom surface of second optical element, second plane of refraction is set to the side of second optical element;Second son
Light beam enters from second transmission plane, is incident to second reflecting surface, and second reflecting surface is by second beamlet
The third reflecting surface is reflexed to, second beamlet is reflexed to second plane of refraction by the third reflecting surface, described
Second plane of refraction reflects second beamlet, is emitted second beamlet from the second direction, to form described the
Two projected images.
Optionally, first optical element includes the first sub- optical element and the second sub- optical element;
The first sub- optical element is equipped with the first transmission plane, the first reflecting surface and first refractive face, first transmission
Face is set to the bottom surface of first optical element, and first reflecting surface is set to the top surface of first optical element, and described the
One plane of refraction is set to the bottom surface of first optical element;
First beamlet is transmitted into from first transmission plane, is incident to first reflecting surface, and described first
First beamlet is reflexed to the first refractive face by reflecting surface, and the first refractive face reflects first beamlet,
It is emitted first beamlet from the first direction, to form first projected image;
The second sub- optical element is equipped with the second transmission plane, the second reflecting surface and the second plane of refraction, second transmission
Face is set to the bottom surface of first optical element, and second reflecting surface is set to the top surface of first optical element, and described the
Two planes of refraction are set to the side of first optical element;
Second beamlet is transmitted into from second transmission plane, is incident to second reflecting surface, and described second
Second beamlet is reflexed to second plane of refraction by reflecting surface, and second plane of refraction reflects second beamlet,
It is emitted second beamlet from the second direction, to form second projected image.
Optionally, first optical element is additionally provided with transition face, and the transition face is for connecting the reflecting surface and institute
State plane of refraction.
Optionally, second optical element is equipped with reflecting slant, and the reflecting slant is for going out the infrared light supply
The infrared beam penetrated reflexes to the region where annular projection face.
Optionally, the center of first optical element, the optical filtering, second optical element is in same straight line
On, and the straight line is parallel with the projected light beam or is overlapped.
In order to solve the above technical problems, another technical solution used in the embodiment of the present invention is: providing a kind of interaction throwing
Image method, applied to above-mentioned interaction instrument, comprising: receive open command according to the open command and control the interaction
The first projected image of projector and the second projected image, and control the interaction instrument and thrown to first projected image
Penetrate infrared beam;The infrared photography mould group for obtaining the interaction instrument collects first projected image region
Infrared image;According to the infrared image, interactive action position of the user in first projected image is obtained;According to described
Interactive action position adjusts first projected image, obtains alternative projection image.
Optionally, described according to the infrared image, obtain interactive action position of the user in first projected image
It sets, comprising: identify the interactive information of the user;Coordinate system is established in first projected image, obtains the interactive information
Coordinate position in the coordinate system;The coordinate position is denoted as the interactive action position.
Optionally, before the reception open command, the method also includes: obtain environmental information;According to the ring
Border information obtains project content;The control interaction instrument projects the first projected image and the second projected image, packet
It includes: controlling the interaction instrument according to the project content and project the first projected image and the second projected image.
In order to solve the above technical problems, another technical solution used in the embodiment of the present invention is: providing a kind of interaction throwing
Image device, applied to above-mentioned interaction instrument, comprising: bidirectional projection's module, for receiving open command, according to the unlatching
Instruction controls the interaction instrument and projects the first projected image and the second projected image, and control the interaction instrument to
The first projected infrared beam;First obtains module, for obtaining the infrared photography mould of the interaction instrument
Group collects the infrared image of first projected image region;Second obtains module, for according to the infrared figure
Picture obtains interactive action position of the user in first projected image;Alternative projection module, for dynamic according to the interaction
Make position, adjusts first projected image, obtain alternative projection image.
Optionally, the second acquisition module includes: identification interactive information unit, for identification the interaction letter of the user
Breath;It obtains coordinate unit and obtains the interactive information in the coordinate system for establishing coordinate system in first projected image
In coordinate position;Interactive action position acquisition unit, for the coordinate position to be denoted as the interactive action position.
Optionally, before receiving open command, the device further include: environment obtains module, for obtaining environmental information;
Project content obtains module, for obtaining project content according to the environmental information;Annular projection's module further include: control institute
It states interaction instrument and the first projected image and the second projected image is projected according to the project content.
In order to solve the above technical problems, another technical solution used in the embodiment of the present invention is: providing a kind of terminal, institute
Stating terminal includes:
At least one processor;And the memory being connect at least one described processor communication;Wherein, the storage
Device is stored with the instruction that can be executed by least one described processor, and described instruction is executed by least one described processor, with
At least one described processor is set to be able to carry out above-described interaction method.
The beneficial effect of the embodiment of the present invention is: being in contrast to the prior art, the embodiment of the present invention provides a kind of mutual
Dynamic projector and interaction method, are changed the projecting direction of projected light beam by the first optical element, make the first beamlet edge
First direction outgoing, the second beamlet are emitted in a second direction, form the first projected image and the second projected image of separation, then
The infrared beam of infrared light supply outgoing is reflected by the second optical element, infrared beam passes through first where the first projected image
Plane is reflected into the first optical element, and infrared beam is reflexed to infrared photography mould group by the first optical element, optical filtering, from
And realize infrared alternative projection, no setting is required multiple projection arrangements or infrared mould group, so that the interaction instrument can be realized
Bidirectional projection.
Detailed description of the invention
One or more is implemented to illustrate by corresponding attached drawing, these exemplary illustrations are not constituted
Restriction to embodiment, the element in attached drawing with same reference numbers label is expressed as similar element, unless there are special Shen
Bright, composition does not limit the figure in attached drawing.
Fig. 1 is a kind of structural schematic diagram of interaction instrument provided in an embodiment of the present invention;
Fig. 2 is the imaging schematic diagram of the interaction instrument in Fig. 1;
Fig. 3 is the structural schematic diagram of the first optical element in Fig. 1;
Fig. 4 is the structural schematic diagram of the first optical element in Fig. 1;
Fig. 5 is the structural schematic diagram of the first optical element in Fig. 1;
Fig. 6 is the structural schematic diagram of another embodiment of the first optical element in Fig. 1;
Fig. 7 is the structural schematic diagram of the second optical element in Fig. 1;
Fig. 8 is the functional block diagram of the interaction instrument in Fig. 1;
Fig. 9 is a kind of flow diagram of interaction method provided in an embodiment of the present invention;
Figure 10 is the schematic diagram of acquisition infrared image provided in an embodiment of the present invention;
Figure 11 is a kind of schematic diagram of the application scenarios of interaction instrument provided in an embodiment of the present invention;
Figure 12 be another embodiment of the present invention provides a kind of interaction method flow diagram;
Figure 13 is a kind of structural schematic diagram of interactive projection device provided in an embodiment of the present invention;
Figure 14 is a kind of structural schematic diagram of terminal provided in an embodiment of the present invention.
Specific embodiment
To facilitate the understanding of the present invention, in the following with reference to the drawings and specific embodiments, the present invention will be described in more detail.
It should be noted that be expressed " being fixed on " another element when element, it can directly on the other element or therebetween
There may be one or more elements placed in the middle.When an element is expressed " connection " another element, it, which can be, directly connects
It is connected to another element or there may be one or more elements placed in the middle therebetween.Term used in this specification is " vertical
", " horizontal ", "left", "right", "upper", "lower", "inner", "outside", the instructions such as " bottom " orientation or positional relationship be based on
Orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion institute
The device or element of finger must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this hair
Bright limitation.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply relatively heavy
The property wanted.
Unless otherwise defined, technical and scientific term all used in this specification is led with technology of the invention is belonged to
The normally understood meaning of the technical staff in domain is identical.It is specific to be intended merely to description for used term in the description of the invention
Embodiment purpose, be not intended to limitation the present invention.Term "and/or" used in this specification includes one or more phases
Any and all combinations of the listed item of pass.
In addition, as long as technical characteristic involved in invention described below difference embodiment is not constituted each other
Conflict can be combined with each other.
Interaction instrument in the embodiment of the present invention can make the two-way outgoing of projected light beam to realize bidirectional projection, moreover it is possible to
The infrared optical information in view field is enough received, to realize interaction, to realize the diversity of projector functions.
Interaction method in the embodiment of the present invention can be applied to the interaction instrument in the present embodiment, to realize
In the interaction of view field, to realize the diversity of projector functions.
Interactive projection device in the embodiment of the present invention can be used as a software or hardware function units, independently set
It sets in above-mentioned interaction instrument, can also be used as the one of functional module of integration in the processor, it is real to execute the application
Apply the interaction method of example.
Specifically, interaction instrument and interaction method will be illustrated by embodiment below.
Embodiment one
Referring to Fig. 1, being a kind of structural schematic diagram of interaction instrument provided in an embodiment of the present invention.As shown in Figure 1, mutually
Dynamic projector 100 includes projective module group 10, the first optical element 20, optical filtering 30, infrared light supply 40,50 and of the second optical element
Infrared photography mould group 60.
Referring to Figure 2 together, projective module group 10 is for projecting the projected light beam comprising the first beamlet and the second beamlet;
First optical element 20 be set to projective module group 10 front, the first optical element 20 for changing projected light beam projection side
To so that the first beamlet is emitted along first direction, the second beamlet is emitted in a second direction, wherein the first beamlet passes through
First optical element is emitted to form the first projected image A, and the second beamlet is emitted to form the second projection by the first optical element
Image B, the first projected image A and the second projected image B separation;Optical filtering 30 is set to projective module group 10 and the first optical element 20
Between, it is used for transmission projection light beam;Infrared light supply 40 is set to side of the projective module group 10 far from the first optical element 20, for going out
Penetrate infrared beam;Second optical element 50 is set to the exit end of infrared light supply 40, for reflecting the infrared of the outgoing of infrared light supply 40
Light beam, the infrared beam are incident to the first plane S1 where the first projected image A, and the infrared beam is anti-in the first plane S1
It penetrates;First optical element 20 is also used to receive and reflect the red light beam reflected at the first plane S1;Optical filtering 30 is also used
In the infrared beam for reflecting the reflection of the first optical element 20;Infrared photography mould group 60 is set to the side of the reflecting surface of optical filtering 30,
For receiving the infrared beam of the reflection of optical filtering 30.
In the present embodiment, the projected light beam that projective module group 10 projects, is incident on the first optical element across optical filtering 30
20, the first optical element 20 changes the direction of propagation of the projected light beam, so that the first beamlet is emitted along first direction, second
Beamlet is emitted in a second direction, respectively formation the first projected image A and the second projected image B disconnected from each other;Meanwhile it is infrared
40 exiting infrared light beam of light source, the infrared beam is by the first plane where the second optical element 50, the first projected image A
The reflection of S1, the first optical element 20, optical filtering 30 enter infrared photography mould group 60, red at the first plane S1 to receive
Outer interactive information, to realize interaction.
Specifically, projective module group 10 can handle (Digital Light Processing, DLP) projective module for digital light
The attached silicon of group, liquid crystal (Liquid Crystal on Silicon, LCOS) projective module group or liquid crystal (Liquid Crystal
Display, LCD) projective module group.Projective module group 10 is for projecting projected light beam.When projective module group 10 is projected to optical element 20
Projected light beam, projected light beam are divided into the first beamlet and second beamlet two parts, and the first beamlet passes through the first optical element
20 are emitted along first direction, and form the first view field A, and the second beamlet goes out in a second direction by the first optical element 20
It penetrates, and forms the second view field B.Preferably, in the present embodiment, as shown in Fig. 2, where the first view field A first
Plane S1 is orthogonal with the second plane S2 where the second view field B.For example, a desk, interaction are placed in level ground
Instrument 100 falls into the first view field A on desktop, and the second view field B is fallen on metope, so as to for both direction
Family is it can be seen that project content, and the first view field A can be directly displayed at and be sitting in face of the user beside desk, such as
The effect of FPD.
It is worth noting that the first plane S1 where the first view field A refer to outgoing the first beamlet in
The vertical plane of heart optical axis;The second plane S2 where second view field B refers to vertical with the central optical axis of the second beamlet
Plane.When the first view field A falls into the first plane S1, the project content of the first view field A reflects real shape, when second
When view field B falls into the second plane S2, the project content of the second view field B reflects real shape.
It is understood that interaction instrument 100 can also include that plus lens (is not marked in some other embodiments
Show), plus lens is set between projective module group 10 and the first optical element 20, the central optical axis and projection arrangement 10 of plus lens
Central optical axis be overlapped.Plus lens is for being incident to the first optical element 20 after converging projected light beam.
Also referring to Fig. 3 to Fig. 6, the substantially cylindrical shape of the first optical element 20, is as made from transparent material
Solid optical element, wherein transparent material can be plastics or glass.First optical element 20 is set to the outgoing of projective module group 10 and throws
The front of shadow light beam, and the central optical axis L1 of the first optical element 20 is parallel with the central optical axis of projective module group 10 or again
It closes, so that the projected light beam that projective module group 10 is emitted enters the first optical element 20.Preferably, in the present embodiment, the first light
The central optical axis L1 for learning element 20 is overlapped with the central optical axis of projective module group 10, then the first beamlet and the second beamlet are equalization
Two parts, be incident on the first optical element 20 respectively.Wherein, the water of the first sub- optical element 21 and the second sub- optical element 22
The flat line of centres is parallel with the long side of the image strip of projective module group 10.
It is understood that in some other embodiments, the central optical axis L1 and projective module group of the first optical element 20
10 central optical axis can also be parallel, then the first beamlet and the second beamlet are unequal two parts, is incident on the respectively
One optical element 20.For example, the first beamlet accounts for the one third of projected light beam, the second beamlet account for projected light beam three/
Two.
Specifically, the first optical element 20 includes the first sub- optical element 21 and the second sub- optical element 22.First sub-light
It learns element 21 and the second sub- optical element 22 connects, the central optical axis L1 of the first optical element 20 is set to the first sub- optical element 21
And second between sub- optical element 22.In the present embodiment, the first beamlet is incident to the first sub- optical element 21, and by
One sub- optical element 21 changes the direction of propagation of the first beamlet so that the first beamlet is emitted along first direction;Second beamlet
It is incident to the second sub- optical element 22, and the direction of propagation of the second beamlet is changed so that second by the second sub- optical element 22
Beamlet is emitted in a second direction.
Wherein, in the present embodiment, the first sub- optical element 21 and the second sub- optical element 22 are integrally formed, certainly,
In other embodiments, the first sub- optical element 21 and the second sub- optical element 22 can also be attached by seamless adhesion,
Then the central optical axis of the first optical element 20 is located at the joint face of the first sub- optical element 21 and the second sub- optical element 22.Its
In, when projective module group 10 projects projected light beam to the first optical element 20, projected light beam falls on the portion of the first sub- optical element 21
Divided beams is the first beamlet, and the part that projected light beam falls on the second sub- optical element 22 is the second beamlet.
Specifically, the first sub- optical element 21 is equipped with the first transmission plane 211, the first reflecting surface 212 and first refractive face
213。
Wherein, the first transmission plane 211 is semicircular planform, and the first transmission plane 211 is set to the bottom of the first sub- optical element 21
Face, the central optical axis of the first transmission plane 211 are overlapped with the central optical axis L1 of the first optical element 20.First transmission plane 211 is used for
It is transmitted into the first beamlet, to be incident to the first reflecting surface 212.
It is understood that the first transmission plane 211 can be curved surface in some other embodiments.When the first transmission plane
211 when being curved surface, and for the first transmission plane 211 to the inner recess of the first optical element 20, concave point is located at the first optical element 20
On central optical axis L1, projected light beam divergence expression can be transmitted through to the first reflecting surface 212, increase incident angle.
Wherein, the first reflecting surface 212 is semi-circular shape curved surface, and the first reflecting surface 212 is set to the first sub- optical element 21
Top surface, the central optical axis of the first reflecting surface 212 are overlapped with the central optical axis L1 of the first optical element 20.First reflecting surface 212 is used
In reflecting the first beamlet, to change the projecting direction of the first beamlet.
It is understood that the first reflecting surface 212 can be the conical surface or plane in some other embodiments.When
When one reflecting surface 212 is the conical surface, for the first reflecting surface 212 to 20 inner recess of the first optical element, cone point is located at the first optics member
On the central optical axis L1 of part 20, and the cone angle that the conical surface is formed guarantees the reflection of the first reflecting surface 212 greater than 45 ° and less than 150 °
Projected light beam can be all emitted from first refractive face 213, without with first beamlet incident from first refractive face 213
Overlapping;When the first reflecting surface 212 is plane, the inclination of the first reflecting surface 212, and the minimum point of the first reflecting surface 212 and the
The central optical axis L1 of one optical element 20 intersects.
Wherein, first refractive face 213 is semi-circular shape plane, and first refractive face 213 is set to the first sub- optical element 21
Bottom surface, and first refractive face 213 is connected directly around the first transmission plane 211 with the first transmission plane 211.First transmission plane 213
Central optical axis be overlapped with the central optical axis L1 of the first optical element 20.First refractive face 213 is for making by the first reflecting surface
The first beamlet refraction of 211 reflections, and it is emitted the first beamlet along first direction.
It is understood that first refractive face 213 can also be annular surface in some other embodiments.When first
When plane of refraction 213 is annular surface, first refractive face 213 is capable of increasing projected light beam to protruding outside the first optical element 20
Dispersion angle so that projected light beam is emitted in a ring, and can be improved uniform illumination degree.
It is understood that the first reflecting surface 212 is on the face of the first optical element 20 in some other embodiments
It is coated with reflection enhancing coating, the first transmission plane 211 and/or first refractive face 213 are coated with anti-reflection film or anti reflection paint.
It is understood that the first sub- optical element 21 further includes that First Transition face (is not marked in some other embodiments
Show), First Transition face can be plane or curved surface, can be made of a face or multiple faces.First Transition face is for connecting the
One reflecting surface 212 and the first transmission plane 213.
It is worth noting that in the present embodiment, the top surface of the first sub- optical element 21 and the bottom of the first optical element 21
Face is oppositely arranged.
In the present embodiment, referring again to Fig. 3, after projective module group 10 projects projected light beam, the first son of projected light beam
Light beam enters from the first transmission plane 211, is transmitted to the first reflecting surface 212, the first reflecting surface 212 reflects the first beamlet, and makes
It enters first refractive face 213, and first refractive face reflects the first beamlet, is emitted the first beamlet from first direction, thus
Form the first view field A.Wherein, the curvature for changing the first reflecting surface 212 can change the first party of the first beamlet outgoing
To.
Specifically, the second optical element 22 is equipped with the second transmission plane 221, the second reflecting surface 222,223 and of third reflecting surface
Second plane of refraction 224.
Wherein, the second transmission plane 221 is semicircular planform, and the second transmission plane 212 is set to the bottom of the second sub- optical element 22
Face, the central optical axis of the second transmission plane 221 are overlapped with the central optical axis L1 of the first optical element 20.Second transmission plane 221 is used for
It is transmitted into second beamlet, to be incident to the second reflecting surface.
It is worth noting that in the present embodiment, the second transmission plane 221 is connect with the first transmission plane 211, and second is saturating
It penetrates face 221 and the first transmission plane 211 is two parts of the same transmission plane.In some other examples, the second transmission plane 221 with
First transmission plane 211 can be two planes being directly connected to.
It is understood that the second transmission plane 221 can be curved surface in some other embodiments.When the second transmission plane
221 when being curved surface, and for the second transmission plane 221 to the inner recess of the first optical element 20, concave point is located at the first optical element 20
On central optical axis L1, projected light beam divergence expression can be transmitted through to the second reflecting surface 222, increase incident angle.
Wherein, the second reflecting surface 222 is set to the top surface of the second sub- optical element 22, connect with the first reflecting surface 221.Second
The curvature of the first reflecting surface of curvature 212 of reflecting surface 222 is identical, and the first reflecting surface 212 and the second reflecting surface 222 form one to the
The spherical reflective surface of one optical element 20 recess, concave point are located on the central optical axis L1 of the first optical element 20.Second reflecting surface
222 for reflecting the second beamlet, to change the projecting direction of the second beamlet.
It is understood that the first reflecting surface 212 and the second reflecting surface 222 can be two in some other embodiments
The concave point position of the identical spherical reflective surface of a curvature, the concave point position of the first reflecting surface 212 and the second reflecting surface 222 is about first
The central optical axis L1 of optical lens 20 is symmetrical, and the focus of the first reflecting surface 212 and the focus of the second reflecting surface 222 are located at light
Learn the central optical axis L1 of lens 20.First reflecting surface 212 can also be anti-for two different spherical surfaces of curvature from the second reflecting surface 222
Face is penetrated, as long as the second beamlet that the second reflecting surface 222 can be made to reflect is incident on third reflecting surface 223.
Wherein, third reflecting surface 223 is semi-circular shape, and third reflecting surface 223 is set to the bottom surface of the second sub- optical element 22,
And third reflecting surface 223 is connected directly around the second transmission plane 221 with the second transmission plane 221.In third reflecting surface 223
Heart normal and the centre normal of the second reflecting surface 222 are not parallel.Third reflecting surface 223 passes through the second reflecting surface 222 for reflecting
Second beamlet of reflection, with the secondary projecting direction for changing the second beamlet.
Wherein, the second plane of refraction 224 is set to the side of the second sub- optical element 22, wherein the center of the second plane of refraction 224
The angular range of the centre normal of normal and the second reflecting surface 222 is 30 ° to 120 °.Second plane of refraction 224 is for making by the
The second beamlet refraction of three reflectings surface 223 reflection, and it is emitted the second beamlet in a second direction.
It is understood that the second reflecting surface 222, third reflecting surface 223 are close to the first light in some other embodiments
It learns and is coated with reflection enhancing coating on the face of element 20, the second transmission plane 221 and/or the second plane of refraction 223 are coated with anti-reflection film or anti-reflective
Penetrate coating.
It is understood that the second sub- optical element 22 further includes that the second transition face (is not marked in some other embodiments
Show), the second transition face can be plane or curved surface, can be made of a face or multiple faces.Second transition face is for connecting the
Two reflectings surface 222 and the second plane of refraction 224.
It is understood that the second optical element 22 further includes that third transition face (is not marked in some other embodiments
Show), third transition face can be plane or curved surface, can be made of a face or multiple faces.Third transition face is for connecting the
Three reflectings surface 224 and the second plane of refraction 224.
It is worth noting that in the present embodiment, the top surface of the second sub- optical element 22 and the bottom of the second optical element 22
Face is oppositely arranged, the side of the second sub- optical element 22 respectively with the top surface of the second sub- optical element 22 and the second sub- optical element
22 bottom surface connection.
In the present embodiment, referring again to Fig. 3, after projective module group 10 projects projected light beam, the second son of projected light beam
Light beam enters from the second transmission plane 221, is transmitted to the second reflecting surface 222, the second reflecting surface 222 reflects the second beamlet, and makes
It enters third reflecting surface 223, and third reflecting surface 223 reflects the second beamlet, makes it into the second plane of refraction 224, the second folding
It penetrates face 224 and reflects the second beamlet, be emitted the second beamlet from second direction, to form the second view field B.Wherein,
The curvature of the curvature, third reflecting surface 223 that change the second reflecting surface 222 can change the second direction of the second beamlet outgoing.
It is understood that third reflecting surface 223 can be omitted in some other embodiments.Referring to Fig. 6, second
Sub- optical element 22 is equipped with the second transmission plane 221, the second reflecting surface 222 and the second plane of refraction 224.Wherein, the second transmission plane 221
Shape and structure it is same as the previously described embodiments.Second reflecting surface 222 is connect at an angle with the first reflecting surface 221.Second is anti-
Penetrate face 222 for reflect the second beamlet the exit direction of the second beamlet and made with the projecting direction of the second beamlet of change
It is in 90 ° with the second beamlet incident direction.Second plane of refraction 224 is set to the side of the second optical element 22, the second plane of refraction 224
It is connected directly with the second reflecting surface 222.The angle of the centre normal of the second plane of refraction of centre normal 224 of second reflecting surface 222
Range is 30 ° to 120 °.In the present embodiment, after projective module group 10 projects projected light beam, the second beamlet of projected light beam
Enter from the second transmission plane 221, be transmitted to the second reflecting surface 222, the second reflecting surface 222 reflects the second beamlet, and make its into
Enter the second plane of refraction 224, the second plane of refraction 224 reflects the second beamlet, is emitted the second beamlet from second direction, thus shape
At the second view field B.
It is understood that in some other embodiments, as shown in Fig. 2, the first projected area that the first beamlet is formed
The shape for the second view field B that domain A, the second beamlet are formed can be the same or different, and depend on the first optical element
The shape in 20 each faces.Such as: the first view field A is semi-circular, and the second view field B is rectangle.
In the present embodiment, the first beamlet and the second son are included to the projection of the first optical element 20 by projective module group 10
The projected light beam of light beam, the first optical element 20 changes the projecting direction of projected light beam, so that the first beamlet of projected light beam
It is emitted along first direction, the second beamlet of projected light beam is emitted in a second direction, to realize bidirectional projection.Only need one
Bidirectional projection can be realized in lens and a projective module group, at low cost, and using flexible.
Optical filtering 30 is set between projective module group 10 and the first optical element 20, the center of optical filtering 30 and the first optics member
The center of part 20 is on the same line.Optical filtering 30 can be used for transmiting visible light beam and reflect infrared beam.In the present embodiment,
Optical filtering 30 is for transmission projection light beam and reflects infrared beam.Wherein, optical filtering 30 can be by low pass dichroscope
Plated film, cutoff wavelength are prepared for 780nm.The size of optical filtering 30 is determined by the size in annular projection face 001.
Infrared light supply 40 is set to side of the projective module group 10 far from the first optical element 20, is used for exiting infrared light beam.Its
In, infrared light supply 40 can be infrared light-emitting diode, infra-red laser diode etc., can be selected according to actual needs
It selects.The infrared beam that infrared light supply 40 is emitted is parallel with the central optical axis of projective module group 10 or is overlapped.
Referring to Figure 7 together, the second optical element 50 is set to the exit end of infrared light supply 40, in the second optical element 50
The center of the heart and the first optical element 20 is on the same line.Second optical element 50 is used to reflect the red of the outgoing of infrared light supply 40
Outer light beam, and the infrared beam is incident to the first plane S1 where the first projected image A.
Further, the second optical element 50 is cone shape, and the second optical element 50 is equipped with reflecting slant 51, reflection
Inclined-plane 51 is set to the side of cone, and reflecting slant 51 is used to the infrared beam that infrared light supply 40 is emitted reflexing to the first projection
Region where image A.Wherein, infrared beam at least covers the first projected image A.
Further, the reflection angle of reflecting slant 51 can be changed by changing the tilt angle of reflecting slant 51,
The area that reflecting slant 51 reflects the face that infrared beam is formed is more than or equal to the area of the first plane S1, i.e. reflecting slant 51 reflects
Red light beam the first plane S1 is completely covered.
Infrared photography mould group 60 is set to the side of the reflecting surface of optical filtering 30, for receiving the infrared light of the reflection of optical filtering 30
Beam.In the present embodiment, infrared photography mould group 60 can by the reflection of the first plane S1, the reflection of the first optical element 20,
The reflection of optical filtering 30, so that the infrared information at the first plane S1 is received, to realize interaction.
It is worth noting that the first plane S1 can be curtain or desktop, the infrared beam being incident at the first plane S1
The first optical element 20 is incident on by diffusing reflection.Most infrared beam can be reflected into the first optics by diffusing reflection
Element 20, to realize infrared interaction.It wherein, can be through superrefraction after infrared beam is incident on the first optical element 20
Face 24 reflects, and hence into reflecting surface 23, is then reflected into optical filtering 30 through reflecting surface 23 again.
It is worth noting that in the present embodiment, the first optical element 20, optical filtering 30, in the second optical element 50
The heart on the same line, also, the straight line it is parallel with projected light beam or be overlapped.
Referring again to Fig. 1, interaction instrument 100 further includes shell 70.Shell 70 is hollow cylinder shape, the first optics
The installation of element 20 is set to the side of shell 70, and the installation of the second optical element 50 is set to the other side of shell 70, infrared photography mould group
60, optical filtering 30, projective module group 10, infrared light supply 40 are contained in shell 70.
Specifically, when shell 70 vertically place when, the first optical element 20 is installed in the top of shell 70, and with shell 70
Connection, such as: the bottom surface of the first optical element 20 can be directly bonded with the upper bottom surface of shell 70, alternatively, the first optical element 20
Bottom surface and shell 70 upper bottom surface by connection mechanical connection etc.;Second optical element 50 be set to shell 70 lower section, and with
Shell 70 connects, such as: the second optical element 50 is partially submerged into shell 70, alternatively, the top of the second optical element 50 and shell
70 bottom surface passes through connection mechanical connection etc.;Transmissive mirror 30, projective module group 10, infrared light supply 40 are successively contained in from top to bottom
In shell 70, infrared photography mould group 60 is contained in the side of the reflecting surface in shell 70, and set on transmissive mirror 30.
Optionally, the connection of the first optical element 20 and the second optical element 50 and shell 70 is to be detachably connected, example
It can be such as threaded connection, or clamping connection etc..User can not need to realize according to the difference of application places
When annular projection, the first optical element 20 can be removed, realize common unidirectional projection, or change other optical elements,
To reach the benefit of a variety of usages of interaction instrument, and save cost.
Further, shell 70 is equipped with transparent region 71, and transparent region 71 can be prepared for colouless optical glass.Thoroughly
Area pellucida domain 71 is hollow cylindrical, positioned at shell 70 close to one end of the first optical element 20, the refraction of the first optical element 20
The projected light beam of the refraction outgoing of face 24 is passed through from transparent region 71, to form the first projected image A;First projected image A institute
The first plane S1 at the infrared beam that is reflected passed through from transparent region 71, to be incident on the first optical element 10.
Further, when the second insertion shell 70 in whole or in part of optical element 50, transparent region 71 is also set to shell
Body 70 is close to one end of the second optical element 50, so that the infrared beam of the second optical element 50 reflection may pass through transparent region
71。
Referring to Fig. 8, interaction instrument 100 further includes controller 80 and driving device 90.Controller 80 respectively with projection
Mould group 10, infrared photography mould group 60 and driving device 90 connect.
Wherein, driving device 90 can be motor, and driving device 40 is connect with the first optical element 20, and driving device 40 is used
In driving the first optical element 20 to rotate around central optical axis L1, to change the first plane S1 and the where the first view field A
The position of the second plane S2 where two view field B.For example, when the second view field B tiltedly to spectators when, driving device 40 drive
Dynamic optical element 20 turns an angle, and makes the second view field B face spectators, enables adaptation to the application of a variety of occasions.
Wherein, controller 80 includes at least one processor 801 and memory 802.Processor 801 is with centainly patrolling
The processor of volume operational capability, for example, single-chip microcontroller, microprocessor perhaps the processor 801 such as CPU can also have one or
Multiple processing cores.Processor 801 connects with projective module group 10, infrared photography mould group 60, driving device 90 and memory 802 respectively
It connects.Wherein, memory 802 can be built in processor 801, can also be external outside processor 801, and memory 802 is also
It can be remotely located memory, processor 801 (be placed outside in Fig. 8 with memory 802 by network connection handler 801
For illustrate).Processor 801 can be connected with memory 802 by bus or other modes, to be connected by bus in Fig. 8
It is connected in example.Wherein, memory can be used for storing non-volatile software journey as a kind of non-volatile computer readable storage medium storing program for executing
Sequence, non-volatile computer executable program and module.Processor 801 is stored in the non-volatile of memory 802 by operation
Property software program, instruction and module, to control projective module group 10, infrared photography mould group 60 and driving device 90.
Wherein, control driving device 90 drives the rotation of the first optical element 20, and specific embodiment can be with are as follows: receives control
Instruction controls driving device 90 according to control instruction and moves, to drive the rotation of the first optical element 20.For example, when the second throwing
Shadow zone domain B tiltedly to spectators when, user send control instruction arrive controller 50, controller 80 reception control instruction after, according to control
Instruction control driving device 90 moves, and driving device 90 drives the first optical element 20 to turn an angle, to make the second throwing
Shadow zone domain B face spectators.In another example when launching advertisement, it is assumed that the stream of people in direct north and due east direction change over time and
Variation, the stream of people of early morning direct north is relatively more, and the stream of people in due east direction is less;The stream of people of dusk direct north is less, and
The stream of people in due east direction is more;Then controller 80 is according to control instruction, makes the second view field B towards direct north in the morning,
90 ° are rotated to due east direction in dusk control driving device 90, makes the second view field B towards due east direction, so as to adjust wide
The position launched is accused, advertisement can be made to launch and obtain better effect.
It should be noted that the content of projection can be static letter to interaction instrument 100 in this present embodiment
Breath, or dynamic rotary information.Wherein, dynamic rotary information enables to the user of all directions that can see by timesharing
See that the content of different piece understands complete project content.
It should be noted that the interaction instrument 100 in the present embodiment can be applied to a variety of places and scale, it can basis
Practical application carries out miniaturization or enlargement design, such as: it, will in Condoms such as some coffee shops, bar, table trip rooms
Interaction instrument 100 is placed in desktop, and projected image is projected respectively on the table and on wall, to show some small trips of interaction
Play;Or interaction instrument 100 is placed in large-scale square, it realizes interactive advertising projection, meets multi angle view.
Interaction instrument 100 in the present embodiment changes the projecting direction of projected light beam by the first optical element 20, makes
First beamlet is emitted along first direction, and the second beamlet is emitted in a second direction, forms the first projected image and the of separation
Two projected images, then the infrared beam that infrared light supply 40 is emitted is reflected by the second optical element 50, infrared beam passes through first
The first plane S1's where projected image A is reflected into the first optical element 20, and the first optical element 20, optical filtering 30 will be red
Outer light beam reflexes to infrared photography mould group 60, to realize infrared alternative projection, no setting is required multiple projection arrangements or infrared
Mould group, so that the interaction instrument 100 can be realized bidirectional projection.
Embodiment two
Referring to Fig. 9, being a kind of flow diagram of interaction method provided in an embodiment of the present invention.The interaction
Method can be applied to the interaction instrument 100 in embodiment one.As shown in figure 9, this method comprises:
210, open command is received, according to the open command, the interaction instrument is controlled and projects the first projected image
With the second projected image, and the interaction instrument is controlled to the first projected infrared beam.
Above-mentioned " open command " be start carry out annular projection instruction referred to after receiving open command according to unlatching
It enables, control interaction instrument 100 projects the first projected image A and the second projected image B.Wherein, the first projected image A and second
Projected image B is obtained from interaction instrument 100 projects the project content received, where the first projected image A
Plane be the first plane S1, plane where the second projected image B is the second plane S2.Wherein, the control of interaction instrument 100
Device 80 processed controls projective module group 10 and projects the first projected image A and the second projected image B.
220, the infrared photography mould group for obtaining the interaction instrument collects annular projection's image region
Infrared image.
The projective module group 10 of interaction instrument 100 is equipped with infrared ray filter membrane, therefore the projected light that projective module group 10 projects
Beam is visible light, thus display the first projected image A and the second projected image B.When the infrared light supply 40 of interaction instrument 100 is logical
Cross the second optical element 20 to the first projected image A project infrared beam when, it is infrared if there is object on the first projected image A
Light beam is radiated on object, enters the first optical element 10 by diffusing reflection, and by first optical element 10, optical filtering 30
Reflection, hence into infrared photography mould group 60, is received by infrared photography mould group 60, forms above-mentioned " infrared image ".Such as: such as
Shown in Figure 10, the somewhere of the first plane S1 where being manually placed at the first projected image A, infrared beam are irradiated to manpower by people,
It is received by reflection by infrared photography mould group 60, generates the infrared image of black and white, also, in infrared image, the first perspective view
As the part of A is black, the part of manpower is white.
230, according to the infrared image, interactive action position of the user in first projected image is obtained.
Above-mentioned " interactive action position " is position of the interactive information in the first projected image A of user, according to getting
Infrared image, the position that interacts of the user in the first projected image A is analyzed, to obtain interactive action position.
Wherein, according to infrared image, interactive action position of the user in the first projected image is obtained, comprising:
231, the interactive information of the user is identified;
232, coordinate system is established in first projected image, obtains coordinate of the interactive information in the coordinate system
Position;
233, the coordinate position is denoted as the interactive action position.
Above-mentioned " interactive information of user " is movement of the user to the first projected image A, identifies the interactive information tool of user
Body can be with are as follows: and by image difference technology, the infrared image for the two continuous frames that will acquire is subtracted each other, the part moved,
By the direction of optical flow method identification movement, then the interactive information of user is identified.After obtaining interactive information, with the first projected image A
Center be origin, horizontal direction is x-axis, vertical direction is that y-axis establishes plane right-angle coordinate, by interactive information as point,
Identify that the coordinate position in the coordinate position of coordinate system, is denoted as interactive action position by interactive information.For example, it is assumed that the first projection
There is a sliding block in image A, user drags the sliding block in the first projected image A with hand, then knows the hand of user as point
The coordinate position of the hand of other user in a coordinate system, and the coordinate position is denoted as interactive action position.
240, according to the interactive action position, first projected image is adjusted, alternative projection image is obtained.
Above-mentioned " alternative projection image " is that interaction instrument 100 adjusts the first projected image A according to interactive action position
The image obtained later.Wherein, adjustment can adjust to be adjusted to position, size, the color etc. of the first projected image A
It can be adjusted for dynamic.After the completion of adjustment, alternative projection image is obtained.For example, to the sliding block in the first projected image A carry out to
Right dragging carries out sliding block to make the adjustment to move right, generates alternative projection image.
In the present embodiment, according to interactive action position, the first projected image is adjusted, obtains alternative projection image, specifically
Embodiment can be with are as follows: after getting interactive action position, the operation for including in interactive action position is identified, to the first perspective view
As A is adjusted accordingly, alternative projection image is generated.Such as: user drags to N to the sliding block of the M point in the first projected image A
Point, interaction instrument 100 get the interactive action position of user, identify that the operation for including in interactive action position is movement,
The adjustment dragged to N point is then made to the sliding block of the M point in the first projected image A, generates alternative projection image.
250, the alternative projection image is shown.
Interaction instrument 100 shows obtained alternative projection image.Wherein, the controller of interaction instrument 100
80 control projective module groups 10 show alternative projection image.
Figure 11 is please referred to, is a kind of schematic diagram of the application scenarios of interaction instrument provided in an embodiment of the present invention.User
1, user 2, user 3 and user 4 sit around interaction instrument 100, are carrying out interactive game.Interaction instrument 100 is placed
On the table, it after receiving open command, projects positioned at the first projected image A of desktop and positioned at the second projected image of metope
B, and infrared beam is projected to the first projected image A.User's 1 is manually placed on the first projected image A, and infrared beam is irradiated to
Manpower is received by reflection by infrared photography mould group 60, generates infrared image, and interaction instrument 100 knows infrared image
It does not analyze, obtains interactive action position of the hand in the first projected image A of user 1, then according to interactive action position, to the
One projected image A is adjusted, meanwhile, the content of the second projected image B can also accordingly adjust change.Wherein, the first projection
Image A and the second projected image B can show identical content, can also show different contents.For example, in the first perspective view
As A display game picture, game rule is shown in the second projected image B.
Interaction method in the present embodiment by projecting the first projected image A and the second projected image B, and obtains
The infrared image of the first plane S1 where first projected image A obtains the interactive action position of user according to infrared image, right
First projected image A is adjusted, and alternative projection image is generated, so that infrared alternative projection is realized, without setting in different angle
Multiple projection arrangements or infrared mould group are set to realize, reduces cost, using flexible, to realize the multiplicity of projector functions
Property.
Embodiment three
Please refer to Figure 12, be another embodiment of the present invention provides a kind of interaction method flow diagram.This is mutually
Dynamic projecting method can be applied to the interaction instrument 100 in embodiment one.As shown in figure 12, this method comprises:
311, environmental information is obtained.
Above-mentioned " environmental information " is ambient image, and ambient image is that video is currently taken pictures or shoot to interaction instrument 100
The image of true environment obtained determines the project content projected in the environment by ambient image, for user's interaction.
In the present embodiment, camera can also be arranged in interaction instrument 100, obtain ambient image by camera.Wherein, camera
It can be colored monocular cam or high-resolution camera etc..Then obtain the specific embodiment of environmental information are as follows: obtain
The ambient image sent by camera.Such as: there is a desk in true environment, camera shoots to obtain ambient image, environment
It include a desk in image, which is sent to interaction instrument 100 by camera, and interaction instrument 100 is to obtain
Take the ambient image sent by camera.
312, according to the environmental information, project content is obtained.
Above-mentioned " project content " bidirectional projection's of being carried out display after receiving open command for interaction instrument 100
The content of first projected image A and the second projected image B.Project content can be sent by user, or by interaction instrument 100
It actively obtains, in the present embodiment, the project content is by interaction instrument 100 according to environment information acquisition.
According to environmental information, project content is obtained, specific embodiment can be with are as follows: after getting environmental information, to environment
Information is analyzed and processed, the object in environment-identification information, and according to user instructions or system is arranged, and generates project content, from
And obtain project content.Such as: there is a desk in true environment, after the environmental information got, environmental information is divided
Analysis processing, identification obtain being arranged comprising a desk according to system in environmental information, and matched with desk is books, then generates
Project content comprising books, to obtain project content.
320, open command is received to control the interaction instrument according to the open command and projected according to project content
First projected image and the second projected image, and the interaction instrument is controlled to the first projected infrared light
Beam;
Above-mentioned " open command " be start carry out bidirectional projection instruction referred to after receiving open command according to unlatching
The project content for enabling and getting, control interaction instrument 100 carry out projection the first projected image A and the second projected image B, and
Interaction instrument 100 is controlled to the first projected infrared beam;
330, the infrared photography mould group for obtaining the interaction instrument collects first projected image region
Infrared image;
340, according to the infrared image, interactive action position of the user in first projected image is obtained;
350, according to the interactive action position, first projected image is adjusted, alternative projection image is obtained;
360, the alternative projection image is shown.
Wherein, step 330- step 360 is identical as the step 220- step 350 in embodiment two, and details are not described herein again.
Interaction method in the present embodiment, by obtaining environmental information, and according to environment information acquisition project content,
The first projected image and the second projected image are projected, and obtains the infrared image of the first projected image region, according to infrared
Image obtains the interactive action position of user, is adjusted to the first projected image, generates alternative projection image, to realize
Bidirectional projection and infrared alternative projection are realized it is not necessary that multiple projection arrangements or infrared mould group is arranged in different angle, are reduced
Cost, using flexible, to realize the diversity of projector functions.
Example IV
Figure 13 is please referred to, is a kind of structural schematic diagram of interactive projection device provided in an embodiment of the present invention.Such as Figure 13 institute
Show, which is applied to the interaction instrument 100 in embodiment one, wherein the interactive projection device 400 packet
It includes bidirectional projection's module 410, first and obtains the acquisition of module 420, second module 430, alternative projection module 440 and display module
450.Bidirectional projection's module 410 is for receiving open command, according to the open command, controls the interaction instrument projection the
One projected image and the second projected image, and the interaction instrument is controlled to the first projected infrared beam;
The infrared photography mould group that first acquisition module 420 is used to obtain the interaction instrument collects the first projected image institute
Infrared image in region;Second, which obtains module 430, is used to obtain user in first perspective view according to the infrared image
Interactive action position as in;Alternative projection module 440 is used to adjust first perspective view according to the interactive action position
Picture obtains alternative projection image;Display module 450 is for showing the alternative projection image.
Since Installation practice and embodiment of the method under the premise of content does not conflict mutually, are filled based on same design
The content for setting embodiment can be with quoting method embodiment, and this will not be repeated here.
Optionally, the second acquisition module 430 includes: identification interactive information unit 431, for identification interaction of the user
Information;It obtains coordinate unit 432 and obtains the interactive information described for establishing coordinate system in first projected image
Coordinate position in coordinate system;Interactive action position acquisition unit 433, for the coordinate position to be denoted as the interactive action
Position.
Optionally, before receiving open command, the device 400 further include: environment obtains module 461, for obtaining ring
Border information;Project content obtains module 462, for obtaining project content according to the environmental information;Annular projection's module 410
Further include: the interaction instrument, which is controlled, according to the project content projects the first projected image and the second projected image.
Interactive projection device 400 in the present embodiment projects the first projected image and second by annular projection's module 410
Projected image, first obtains the infrared image that module 420 obtains the first projected image region, and the second acquisition module 430 obtains
Interactive action position of the family in the first projected image is taken, alternative projection module 440 is according to interactive action position, adjustment first
Projected image, obtains alternative projection image, and display module 450 shows alternative projection image, thus realize simultaneously bidirectional projection and
Infrared alternative projection is realized it is not necessary that multiple projection arrangements or infrared mould group is arranged in different angle, reduces cost, using spirit
It is living, to realize the diversity of projector functions.
Embodiment five
Figure 14 is please referred to, is a kind of structural schematic diagram of terminal provided in an embodiment of the present invention.As shown in figure 14, the terminal
500 include:
One or more processors 510 and memory 520.Wherein, in Figure 14 by taking a processor 520 as an example.
Processor 510 can be connected with memory 520 by bus or other modes, to be connected by bus in Figure 14
For.
Memory 520 is used as a kind of non-volatile computer readable storage medium storing program for executing, can be used for storing non-volatile software journey
Sequence, non-volatile computer executable program and module, such as the corresponding program of interaction method in the embodiment of the present invention
Instruction/module (for example, modules shown in attached drawing 13 or unit).Processor 510 is stored in memory 520 by operation
Non-volatile software program, instruction and module, thereby executing the various function application and data of interactive projection device 400
Processing, the i.e. modules and list of realization above method embodiment interaction method and above-mentioned interactive projection device embodiment
The function of member.
Memory 520 may include high-speed random access memory, can also include nonvolatile memory, for example, at least
One disk memory, flush memory device or other non-volatile solid state memory parts.In some embodiments, memory 520
Optional includes the memory remotely located relative to processor 510, these remote memories can pass through network connection to processing
Device 510.The example of above-mentioned network includes but is not limited to internet, intranet, local area network, mobile radio communication and combinations thereof.
Described program instruction/module is stored in the memory 520, when by one or more of processors 510
When execution, the interaction method in above-mentioned any means embodiment is executed, for example, executing Fig. 9 described above to Figure 12 institute
The each step shown;It can also realize the function of modules shown in attached drawing 13 or unit.
The terminal 500 of the embodiment of the present invention exists in a variety of forms, is executing execution Fig. 9 described above described above
To each step shown in Figure 12;When can also realize the function of modules shown in attached drawing 13 or unit, above-mentioned terminal 500 is wrapped
It includes but is not limited to:
(1) mobile communication equipment: the characteristics of this kind of equipment is that have mobile communication function, and to provide speech, data
Communication is main target.This kind of mobile terminal includes: smart phone (such as iPhone), multimedia handset, functional mobile phone, with
And low-end mobile phone etc..
(2) super mobile personal computer equipment: this kind of equipment belongs to the scope of personal computer, there is calculating and processing function
Can, generally also have mobile Internet access characteristic.This kind of mobile terminal includes: PDA, MID and UMPC equipment etc., such as iPad.
(3) portable entertainment device: this kind of equipment can show and play video content, generally also have mobile Internet access spy
Property.Such mobile terminal includes: video player, handheld device and intelligent toy and portable car-mounted navigation equipment.
The embodiment of the invention also provides a kind of nonvolatile computer storage media, the computer storage medium storage
There are computer executable instructions, which is executed by one or more processors, such as one in Figure 14
Processor 510 may make said one or multiple processors that the interaction method in above-mentioned any means embodiment can be performed,
For example, the interaction method in above-mentioned any means embodiment is executed, for example, it is described above to execute execution described above
Execute each step shown in Fig. 9 to Figure 12 described above;It can also realize the function of modules shown in attached drawing 13 and unit
Energy.
Device or apparatus embodiments described above is only schematical, wherein it is described as illustrated by the separation member
Unit module may or may not be physically separated, and the component shown as modular unit can be or can also
Not to be physical unit, it can it is in one place, or may be distributed on multiple network module units.It can basis
It is actual to need that some or all of the modules therein is selected to achieve the purpose of the solution of this embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can
It is realized by the mode of software plus general hardware platform, naturally it is also possible to pass through hardware.Based on this understanding, above-mentioned technology
Scheme substantially in other words can be embodied in the form of software products the part that the relevant technologies contribute, the computer
Software product may be stored in a computer readable storage medium, such as ROM/RAM, magnetic disk, CD, including some instructions are with directly
To computer equipment (can be personal computer, server or the network equipment etc.) execute each embodiment or
Method described in certain parts of embodiment.
It should be noted that preferable embodiment of the invention is given in specification and its attached drawing of the invention, but
It is that the present invention can be realized by many different forms, however it is not limited to embodiment described in this specification, these realities
Mode is applied not as the additional limitation to the content of present invention, the purpose of providing these embodiments is that making in disclosure of the invention
The understanding of appearance is more thorough and comprehensive.Also, above-mentioned each technical characteristic continues to be combined with each other, and forms the various realities not being enumerated above
Mode is applied, the range of description of the invention record is accordingly to be regarded as;Further, for those of ordinary skills, Ke Yigen
It is improved or converted according to above description, and all these modifications and variations all should belong to the protection of appended claims of the present invention
Range.
Claims (10)
1. a kind of interaction instrument characterized by comprising
Projective module group, for projecting the projected light beam comprising the first beamlet and the second beamlet;
First optical element, set on the front of the projective module group, for changing the projecting direction of the projected light beam, so that
First beamlet is emitted along first direction, and second beamlet is emitted in a second direction, wherein first beamlet
It is emitted to form the first projected image by first optical element, second beamlet goes out by first optical element
It penetrates to form the second projected image, first projected image and second projected image separation;
Optical filtering is set between the projective module group and first optical element, for transmiting the projected light beam;
Infrared light supply, the side set on the projective module group far from first optical element are used for exiting infrared light beam;
Second optical element, set on the exit end of the infrared light supply, for reflecting the infrared beam, the infrared beam enters
The first plane being incident upon where first projected image, the infrared beam are reflected in first plane, and described first
Optical element is also used to receive and reflect the red light beam reflected at first plane, and the optical filtering is also used to reflect
The infrared beam of the first optical element reflection;
Infrared photography mould group, set on the side of the reflecting surface of the optical filtering, for receiving the infrared light of the optical filtering reflection
Beam.
2. interaction instrument according to claim 1, which is characterized in that the projector further includes shell, and described first
Optical element is set to the side of the shell, and second optical element is set to the other side of the shell, the infrared photography
Mould group, the optical filtering, the projective module group, the infrared light supply are contained in the shell.
3. interaction instrument according to claim 2, which is characterized in that the shell is equipped with transparent region, described transparent
Region is set to the infrared beam that is reflected at one end of first optical element, first plane of the shell from institute
Transparent region is stated to pass through and be incident to first optical element.
4. interaction instrument according to claim 2, which is characterized in that first optical element includes the first sub-light
Element and the second sub- optical element;
The first sub- optical element is equipped with the first transmission plane, the first reflecting surface and first refractive face, and first transmission plane is set
In the bottom surface of first optical element, first reflecting surface is set to the top surface of first optical element, first folding
Penetrate the bottom surface that face is set to first optical element;
First beamlet is transmitted into from first transmission plane, is incident to first reflecting surface, first reflection
First beamlet is reflexed to the first refractive face by face, and the first refractive face reflects first beamlet, makes institute
It states the first beamlet to be emitted from the first direction, to form first projected image;
The second sub- optical element is equipped with the second transmission plane, the second reflecting surface, third reflecting surface and the second plane of refraction, and described the
Two transmission planes are set to the bottom surface of second optical element, and second reflecting surface is set to the top surface of second optical element,
The third reflecting surface is set to the bottom surface of second optical element, and second plane of refraction is set to second optical element
Side;
Second beamlet enters from second transmission plane, is incident to second reflecting surface, and second reflecting surface will
Second beamlet reflexes to the third reflecting surface, and second beamlet is reflexed to described by the third reflecting surface
Two planes of refraction, second plane of refraction reflect second beamlet, are emitted second beamlet from the second direction,
To form second projected image.
5. interaction instrument according to claim 2, which is characterized in that first optical element includes the first sub-light
Element and the second sub- optical element;
The first sub- optical element is equipped with the first transmission plane, the first reflecting surface and first refractive face, and first transmission plane is set
In the bottom surface of first optical element, first reflecting surface is set to the top surface of first optical element, first folding
Penetrate the bottom surface that face is set to first optical element;
First beamlet is transmitted into from first transmission plane, is incident to first reflecting surface, first reflection
First beamlet is reflexed to the first refractive face by face, and the first refractive face reflects first beamlet, makes institute
It states the first beamlet to be emitted from the first direction, to form first projected image;
The second sub- optical element is equipped with the second transmission plane, the second reflecting surface and the second plane of refraction, and second transmission plane is set
In the bottom surface of first optical element, second reflecting surface is set to the top surface of first optical element, second folding
Penetrate the side that face is set to first optical element;
Second beamlet is transmitted into from second transmission plane, is incident to second reflecting surface, second reflection
Second beamlet is reflexed to second plane of refraction by face, and second plane of refraction reflects second beamlet, makes institute
It states the second beamlet to be emitted from the second direction, to form second projected image.
6. interaction instrument according to claim 2, which is characterized in that second optical element is equipped with reflecting slant,
The infrared beam that the reflecting slant is used to for the infrared light supply being emitted reflexes to the region where annular projection face.
7. interaction instrument according to claim 1-6, which is characterized in that first optical element, described
Optical filtering, second optical element center on the same line, and the straight line is parallel with the projected light beam or again
It closes.
8. a kind of interaction method is applied to the described in any item interaction instrument of claim 1-7, which is characterized in that packet
It includes:
Open command is received, according to the open command, the interaction instrument is controlled and projects the first projected image and the second throwing
Shadow image, and the interaction instrument is controlled to the first projected infrared beam;
The infrared photography mould group for obtaining the interaction instrument collects the infrared figure of first projected image region
Picture;
According to the infrared image, interactive action position of the user in first projected image is obtained;
According to the interactive action position, first projected image is adjusted, alternative projection image is obtained.
9. according to the method according to any one of claims 8, which is characterized in that it is described according to the infrared image, it obtains user and exists
Interactive action position in first projected image, comprising:
Identify the interactive information of the user;
Coordinate system is established in first projected image, obtains coordinate position of the interactive information in the coordinate system;
The coordinate position is denoted as the interactive action position.
10. according to the described in any item methods of claim 8-9, which is characterized in that
Before the reception open command, the method also includes:
Obtain environmental information;
According to the environmental information, project content is obtained;
The control interaction instrument projects the first projected image and the second projected image, comprising:
It controls the interaction instrument and the first projected image and the second projected image is projected according to the project content.
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CN111123625B (en) * | 2019-12-13 | 2021-05-18 | 成都极米科技股份有限公司 | Projector and projection method |
CN114077142A (en) * | 2021-10-29 | 2022-02-22 | 歌尔光学科技有限公司 | Projection device, control method of projection device and projection system |
CN114077143B (en) * | 2021-10-29 | 2024-04-30 | 歌尔光学科技有限公司 | Projection device, control method of projection device and projection system |
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JP5609566B2 (en) * | 2010-11-10 | 2014-10-22 | 船井電機株式会社 | projector |
US8482549B2 (en) * | 2011-04-08 | 2013-07-09 | Hong Kong Applied Science and Technology Research Institute Company Limited | Mutiple image projection apparatus |
CN104460196A (en) * | 2013-09-18 | 2015-03-25 | 光宝科技股份有限公司 | Projection module |
CN105451007A (en) * | 2015-11-16 | 2016-03-30 | 上海尚镜信息科技有限公司 | Interactive projection system and method |
CN107479844A (en) * | 2017-08-25 | 2017-12-15 | 湖南华凯文化创意股份有限公司 | Interactive display device and interaction desk |
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