CN109817120A - A kind of interactive digital landscape system - Google Patents
A kind of interactive digital landscape system Download PDFInfo
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- CN109817120A CN109817120A CN201910115331.2A CN201910115331A CN109817120A CN 109817120 A CN109817120 A CN 109817120A CN 201910115331 A CN201910115331 A CN 201910115331A CN 109817120 A CN109817120 A CN 109817120A
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Abstract
A kind of interactive digital landscape system comprising pedestal, display screen, top cover, projection module, motion detection module, image collection module, voice active probe module and control module.Image collection module obtains object original image of the object under multiple viewing visual angles.Entrance, viewing distance and the viewing visual angle of motion detection module detection viewer.Voice active probe module captures the voice on landscape system periphery and therefrom identifies voice relevant to landscape.Control module receives and storage object original image, generates object front projection image according to entering for viewer, determines that viewing visual angle changes and generates project objects image corresponding with visual angle change according to viewing distance and visual angle.Projection module includes projector and optical module.Display screen ecto-entad is disposed with wearing layer, the first FTO glassy layer, WO3/ Ag film layer, TiO2/ ruthenium dye layer, electrolyte layer, Pt layers, the 2nd FTO glassy layer, optical barrier layer and optical diffusion layer.
Description
Technical field
This application involves MultiMedia Fields, relate more specifically to a kind of interactive digital landscape system.
Background technique
It is usually all that arrangement is in kind in the landscape design at the sight spots such as existing gardens, temple.Therefore, when needing more to become
Just need to carry out cloth glove replacement or shift position when design, this can bring huge waste and cost.In recent years
Started arrangement of the someone using holographic imaging technology applied to landscape, however, the skill wherein realized using plane display mode
Art is difficult to reach display effect true to nature, space or depth perception effect difference and for a long time viewing under the auxiliary of no Worn type equipment
It is easy to produce spinning sensation；And the stereoscopic display scheme (such as CN201510562908.6) based on arcuate screens is used, although its
360 degree can be provided to look around, but wherein still have poor depth information expressive ability in stereoscopic picture plane, three-dimensional sense deficiency and interaction
The problems such as property is poor.
Summary of the invention
In view of the above-mentioned problems, the invention proposes a kind of interactive digital landscape systems comprising pedestal, display screen, top cover,
Projection module, motion detection module, image collection module, voice active probe module and control module.Described image obtains mould
Block is for obtaining object original image of the object under multiple viewing visual angles；The motion detection module is for detecting viewer's
Into, viewing distance and viewing visual angle；The voice active probe module is used to capture the voice on the landscape system periphery simultaneously
And therefrom identify voice relevant to landscape；The control module wirelessly receives described image and obtains module acquisition
The object original image and be stored in local, and according to the viewer entrance be based on the object original graph
As generating object front projection image；And the change of the viewing visual angle is determined according to the viewing distance and the viewing visual angle
Change, and project objects image corresponding with viewing visual angle variation is generated based on the object original image；The projective module
Block includes projector and optical module, and the projected image that the projector is used to generate the control module is to the light
Component output is learned, the optical module is for receiving the projected image and being thrown to the display screen；The pedestal packet
The upper and lower part of hollow cylindrical is included, the diameter on the top is less than the diameter of the lower part, and is arranged in the top
There is transparent support disk；The display screen is the cross-sectional shape of hollow cylindrical and its cross-sectional shape and the pedestal top
It is identical；The top cover is hollow cylindrical and its cross-sectional shape is identical as the cross-sectional shape of the display screen；The display
Screen is transparent, and ecto-entad is disposed with wearing layer, the first FTO glassy layer, WO3/ Ag film layer, TiO2/ ruthenium dye
Layer, electrolyte layer, Pt layers, the 2nd FTO glassy layer, optical barrier layer and optical diffusion layer, and the display screen includes following system
Standby step:
(1) successively clear with cleaning agent and water, the hydrochloric acid of 0.1M, ethyl alcohol and acetone in ultrasonic cleaner at room temperature
Wash FTO glass；
(2) by Na2WO4-2H2O is dissolved in the H containing 35%2O2Deionized water in and be stirred at room temperature 20 minutes,
Middle W and H2O2Molar ratio be 1:4, then instill nitric acid so that its pH value be 2；Stirring is to generation clarification gilvous solution and makes
It, which stands, generates light-yellow precipitate object；The light-yellow precipitate object is filtered out and it is rinsed with deionized water, finally
2 hours are dried at 150 DEG C to obtain WO3Powder；
(3) WO that will be obtained in step (2) in the way of being gradually increased electric current by PVD method3Powder with 0.3 angstrom/
The deposition rate of second forms the film of 315nm on the first FTO glass；It is utilized again using Ag nanoparticle as dopant
PVD method under the speed of 0.1 angstroms per second by WO3Powder deposits on the membrane to form WO3/ Ag film layer, wherein persistently when
Between be 1 minute, finally to the WO at 350 DEG C3/ Ag film layer heats 30 minutes；
(4) isopropyl titanate is added in the ethanol solution containing ethyl acetoacetate to form TiO2Colloidal sol, wherein isopropyl
The mass ratio of alcohol titanium and ethyl acetoacetate is 2.5:1；ORMOSIL precursor is dissolved in ethanol solution and makes it in 0.1M
Hydrochloric acid catalysis issue the reaction of unboiled water solution/concentration, then by the TiO2Colloidal sol is placed in the reaction solution and is mixed 30
Minute；The mixed solution is deposited on the WO3To form the first FTO/WO in/Ag film layer3/Ag/TiO2Layer, and 450
Annealing 30 minutes under minute；By the first FTO/WO3/Ag/TiO2Layer is placed 2 hours in the ethanol solution containing ruthenium dye
And 60 DEG C are heated to, to obtain the first FTO/WO3/Ag/TiO2/ ruthenium dye layer；
(5) by containing concentration be 0.5M LiI electrolyte be printed on the 2nd FTO glass for be formed with Pt layers of 2nm with
Form FTO layers of electrolyte/Pt/ the 2nd；And
(6) by the first FTO/WO3/Ag/TiO2/ ruthenium dye layer is with the 2nd FTO layers of electrolyte/Pt/ bonding with shape
At the first FTO/WO3/Ag/TiO2/ ruthenium dye layer/FTO layers of electrolyte/Pt/ the 2nd.
Further, the pedestal further includes the orientation regulating platform for being used to support the projector and adjusting its orientation；Institute
Stating orientation regulating platform includes upper and lower part, and four sides of being respectively equipped with, corner being connected on the top with the lower part
Position adjusts component；It includes the first bolt and the second bolt that the orientation, which adjusts component, wherein first bolt is configured to adjust
It saves the distance between described upper and lower part and is provided to the top and push up active force, second bolt is configured to adjust
The distance between described upper and lower part and to the top provide drop-down active force；The upper surface on the top is formed with silica gel
Layer, and multiple adsorption holes are offered, the adsorption hole is connected by gas passage with vacuum pump.
Further, the optical module includes convex lens, concavees lens, the first reflecting mirror and the second reflecting mirror；It is described convex
Lens are fixed in the pedestal, for receiving the image from the projector and being thrown to first reflecting mirror
On；First reflecting mirror is plane mirror, and is fixed between the pedestal bottom face and the transparent support disk
And be arranged relative to the optical axis of the convex lens at 45 degree, it is described recessed for reflexing to the image launched by the convex lens
On mirror；The concavees lens are medially fixed on the transparent support disk, the figure for will be reflected by first reflecting mirror
As being thrown on second reflecting mirror；Second reflecting mirror is arranged in the inside top surface of the top cover and has cone
Reflecting surface, the center overlapping of axles of the central axis of the conical reflecting surface and the top cover are used to receive from described
The image projection of concavees lens and the side for being reflexed to the display screen.
Further, pass through respectively between the top cover and the display screen and between the display screen and the pedestal
Quickly disconnect part connection；It is described that quickly to disconnect part include first connecting portion and second connecting portion；The first connecting portion includes connecting
Block is connect, one end is used to be fixedly connected the lower end of the top cover, and is formed with and protrudes outward on the surface of the opposite other end
Protruding portion；The second connecting portion includes the first elastomer and the second elastomer, and one end of first elastomer is for solid
Surely connect the upper end of the display screen and radially inward direction distance and the join domain certain distance of the display screen
Place is formed with protrusion downward, at the same be formed on the surface of the opposite other end can be tightly engaged into the protruding portion it is recessed
Portion；Second elastic component has a plane attachment part for being fixed on the display screen inner sidewall, and from the plane attachment part
The round and smooth bending in that end far from first elastic component extend to form overall bending part upward, the bending part with it is described
Certain angle is formed between plane attachment part so that the bending part is tilted relative to the plane attachment part so as to institute
It states the described of the first elastic component and convexes to form abutting.
Further, the motion detection module includes multiple groups position detection unit, uniform along the pedestal circumference
Interval is arranged and sequentially numbers；The position detection unit includes near-infrared receiver and at least two near infrared emission devices, institute
State at least two near infrared emission devices it is symmetrical about the near-infrared receiver and relative to the near-infrared receiver obliquely
It is arranged in its vicinity, so that the near-infrared receiver can only be received about its center line at close in the angular region of positive and negative θ/2
Infrared reflectance signal.
Further, the control module is configured to receive the detection electric signal of the position detection unit output,
And the variation of the viewing angle is determined according to the intensity of the detection electric signal and the number of the position detection unit；And
And the intensity for the detection electric signal for no longer exporting detection electric signal and finally exporting when a position detection unit is greater than the
One threshold value, while the another location detection unit adjacent with one position detection unit starts output detection electric signal and institute
When stating the intensity of detection electric signal and being greater than the first threshold, detection telecommunications that one position detection unit is finally exported
Number the intensity of detection electric signal that exports for the first time of intensity and the another location detection unit be compared, if the two are examined
The strength difference between electric signal is surveyed in second threshold, then judges that the viewing angle of the viewer has changed angle, θ, and base
The projected image changed under corresponding viewing angle with the angle, θ is generated in the object original image.
Further, it includes turntable unit, digital camera and two light sources that described image, which obtains module,；The turntable unit
Including base portion, central rotating shaft, object support, pivoted arm and micromotor, the central rotating shaft installation is on the base portion and in institute
State being rotated by for micromotor, the pivoted arm connect with the central rotating shaft with the central rotating shaft synchronous rotary, institute
It states object support carrying object and is installed on the upper end of the central rotating shaft by bearing, the pallet passes through height adjusting unit
The end of the pivoted arm is connected to carry the digital camera and described two light sources, described two light sources are about the object
Line between the center of the object on body support and the center of the digital camera is symmetrical arranged.Preferably, the control
Molding block is configured to that 1 degree of the every rotation of the digital camera is made to carry out once photo taking to the object.
Further, to generate the project objects image, the control module, which is configured to execute, obtains the object
The step of the step of original image, the curvature based on the stereoscopic display area are corrected the object original image is based on
The step of viewing visual angle combination observation point image and progress image projection coordinate system transformation step.
Further, the control module is configured to, if preserved in the control module with the voice actively
The object original image of the corresponding landscape of the voice that detecting module identifies then preferentially is based on when the viewer enters described
Object original image generates and exports object projected image.
Detailed description of the invention
Now, attached drawing detailed description of the present invention embodiment in an illustrative manner will be referred to, in which:
Fig. 1 shows the block schematic illustration of interactive digital landscape system according to the present invention；And
Fig. 2 shows the structural schematic diagrams of the pedestal of interactive digital landscape system according to the present invention, display screen and top cover.
Specific embodiment
According to the present invention, interactive digital landscape system may include pedestal, display screen, top cover, projection module, motion detection
Module, image collection module and control module, as shown in Figure 1.
Fig. 2 shows the structural schematic diagrams of pedestal of the invention, display screen and top cover.As shown, pedestal may include
The lower part of hollow cylindrical and the top of hollow cylindrical, wherein the diameter on top is less than the diameter of lower part, and sets in top
It is equipped with transparent support disk.Display screen can be hollow cylindrical, and the cross-sectional shape of its cross-sectional shape and pedestal top
It is identical.Top cover can be hollow cylindrical, and its cross-sectional shape is identical as the cross-sectional shape of display screen.
Display screen is transparent on the whole, and ecto-entad is disposed with wearing layer, FTO glassy layer, WO3/ Ag film
Layer, TiO2/ ruthenium dye layer, electrolyte layer, Pt layers, FTO glassy layer, optical barrier layer and optical diffusion layer.It is shown in of the invention
In display screen, FTO glassy layer, WO3/ Ag film layer, TiO2/ ruthenium dye layer, electrolyte layer, Pt layers and FTO glassy layer constitute electroluminescent change
Chromatograph, can not only be according to the color and light transmittance of the variation automatic adjustment display screen of environment light, but also can absorb too
Sun can and be converted into electric energy to drive electrochromic layer to work.Therefore, display screen of the invention can be according to environment light
Variation changes in terms of display color and transparency, greatly enhances its ornamental value, while without additional setting power supply.This
Field technical staff is readily appreciated that, wearing layer, FTO glassy layer, WO3/ Ag film layer, TiO2/ ruthenium dye layer, electrolyte layer, Pt layers
It also can be omitted with FTO glassy layer, and carry optical barrier layer and optics expansion with other transparent materials such as simple glass
Scattered layer, but wearing layer, FTO glassy layer, WO3/ Ag film layer, TiO2/ ruthenium dye layer, electrolyte layer, Pt layers and FTO glassy layer
Setting be preferred.
The preparation process of the electrochromic layer of display screen of the invention will be explained in further detail below, so that this field skill
Art personnel more clear wherein can use in outdoor environment made special adaptations for landscape system of the invention.
The electrochromic layer of display screen of the invention includes following preparation step.
(1) cleaning of FTO glass: at room temperature, in ultrasonic cleaner respectively with cleaning agent and water, 0.1M hydrochloric acid,
Ethyl alcohol and acetone clean FTO glass.
(2)WO3The preparation of particle: by enough Na2WO4-2H2O is dissolved in containing 35%H2O2Deionized water in, and in room
Temperature descends stirring 20 minutes, wherein W and H2O2Molar ratio be 1:4.Nitric acid is instilled in the solution until solution ph is 2.Continue to stir
It mixes until generating clarification gilvous solution.Solution left standstill is formed to light-yellow precipitate object afterwards for a period of time.By light-yellow precipitate object
It filters and is rinsed with deionized water, it is 2 hours dry at 150 DEG C, obtain WO3Powder.
(3)WO3The preparation of/Ag film layer: it will be obtained in step (2) in the way of being gradually increased electric current by PVD method
WO3Powder is deposited on the film that 315nm is formed on FTO glass, and wherein deposition velocity is 0.3 angstroms per second.Then, with Ag nanometers
Particle is dopant, utilizes PVD method under the deposition velocity of 0.1 angstroms per second by WO again3Powder deposits on the above-mentioned films, holds
The continuous time is 1 minute.To WO at 350 DEG C3/ Ag film layer heats 30 minutes.Here, since Ag Nanoparticle Modified is utilized
WO3Film layer can significantly improve the optic response and discoloration efficiency of electrochromic layer, this is for improving or enhancing landscape
Sensorial effects are very favorable.
(4)TiO2The preparation of/ruthenium dye layer: isopropyl titanate is added in the ethanol solution containing ethyl acetoacetate with shape
At TiO2Colloidal sol, wherein the mass ratio of isopropyl titanate and ethyl acetoacetate is 2.5:1.By ORMOSIL (Organically
Modified Silica) precursor is dissolved in ethanol solution, and it is made to issue unboiled water solution/dense in the hydrochloric acid catalysis of 0.1M
Contracting reaction, then by TiO2Colloidal sol is placed in the solution and is mixed 30 minutes.Then, mixed solution is deposited on WO3/ Ag is thin
TiO is formed in film layer2Layer, and anneal 30 minutes under 450 minutes.By FTO/WO3/Ag/TiO2Layer is in the ethyl alcohol containing ruthenium dye
It is placed 2 hours in solution, and is heated to 60 DEG C, to obtain FTO/WO3/Ag/TiO2/ ruthenium dye layer structure.
(5) concentration of LiI for example (such as in a manner of sputtering) is printed on by scraper for 0.5M electrolyte to be formed with
On Pt layers of 2nm thickness of FTO glass, and by the structure bond obtained in structure obtained in step (4) and step (5) to obtain
Electrochromic layer of the invention.
The installation and maintenance of landscape system of the invention for convenience, can lead to respectively between pedestal, display screen and top cover
It crosses and disconnects part quickly to realize the sealed connection between them.Below by taking the sealed connection between top cover and display screen as an example for
Lucid and lively speed disconnects the structure and working principle of part.
Quickly disconnecting part may include first connecting portion and second connecting portion.First connecting portion may include link block,
One end is used to be fixedly connected the lower end of top cover, and outwardly projecting protruding portion (example is formed on the surface of the opposite other end
Such as, it under assembled state of the invention, is protruded downward along the central axis of cylindrical shell).
Second connecting portion may include the first elastomer and the second elastomer.One end of first elastomer is for being fixedly connected
The upper end of display screen and it is formed with protrusion downward at a certain distance from direction distance radially inward is with display screen interconnecting piece, together
When the recess portion that can be tightly engaged into protruding portion is formed on the surface of the opposite other end.Second elastic component has for fixing
Plane attachment part on display screen inner sidewall, and round and smooth bending is prolonged from that end far from the first elastic component of the plane attachment part
The bending part being formed with Zong Ti upward is stretched, forms certain angle between the bending part and plane attachment part so that the bending part is opposite
It tilts in plane attachment part so as to be abutted with convexing to form for the first elastic component.Under this connection structure, it is primarily due to
The mating reaction of protruding portion and recess portion can conveniently realize the close connection between top cover and display screen；Meanwhile by second
Unique first elastomer and the second elastomer structure in interconnecting piece have buffering from all directions so that quickly disconnecting part
The ability of impact force, and a upward active force can be provided for second connecting portion to compress it in first connecting portion
On, to realize the even closer engagement of the two.It is obviously, this that quickly landscape system can be well adapted for outdoors by disconnecting part
The demand of application.Preferably, the elasticity of the second elastic component is greater than the elasticity of the first elastic component.
Projection module may include projector and be made of convex lens, concavees lens, the first reflecting mirror and the second reflecting mirror
Optical module.
In the present invention, projector can set projection to reduce landscape system using commercial small projector
Standby hardware requirement and cost.Since commercial projector may have different sizes (such as height) and optical axis direction, because
This, can also include the orientation regulating platform being fixed in pedestal bottom face in pedestal of the invention, be used to support projector
And adjust its orientation.
In the present invention, orientation regulating platform may include upper and lower part, and four to be connected in upper and lower part
Corner is respectively arranged with orientation and adjusts component.It may include the first bolt and the second bolt, the first bolt that orientation, which adjusts component,
It is used to adjust the distance between upper and lower part with the second bolt, wherein the first bolt is configured to provide one to top
The active force pushed up upwards, and the second bolt is configured to provide an active force pulled down to top.By this upward top
It, can be still very smart under the gravity by carried projector under mating reaction with the pairs of active force pulled down
Really and steadily the distance between upper and lower part is adjusted to set by the first and second bolts numerically.Also, due to
Four corners be provided with orientation adjust component, therefore can it is very convenient and accurately adjust top relative to lower part
Height and orientation, and then realize and the orientation for the projector being placed on top is adjusted.In addition, the upper surface on top of the invention
On can also be formed with layer of silica gel, and offer multiple adsorption holes, wherein the adsorption hole can connect small-sized by gas passage
Vacuum pump.In use, projector is placed in the layer of silica gel of top upper surface first, since layer of silica gel has preferably
Deformability, therefore, under the Gravitative Loads of projector, the lower surface of projector will form well with layer of silica gel and paste
It closes, at this point, will be well in the lower surface of projector and and silicon via gas passage and adsorption hole by starting vacuum pump
Vacuum is formed between the contact interface of glue-line, is fixed on orientation regulating platform so that projector be adsorbed securely.By this
Pedestal can conveniently, accurately and steadily realize the placement and alignment of projector, be especially suitable for open air usage scenario.Preferably,
Minipump can be set in the lower side of orientation regulating platform.
Convex lens can be fixed in pedestal, for receiving the image from projector and being thrown to the first reflection
On mirror.First reflecting mirror can be plane mirror, and be fixed between pedestal bottom face and transparent support disk and opposite
It is arranged in the optical axis of convex lens at 45 degree, for the image launched by convex lens to be reflexed to concavees lens.Concavees lens are medially
It is fixed on transparent support disk, for the image reflected by the first reflecting mirror to be thrown to the second reflecting mirror.Second reflection
Mirror is arranged in the inside top surface of top cover and has the reflecting surface of cone, in the central axis and top cover of conical reflecting surface
Mandrel is overlapped, and is used to receive the image projection from concavees lens and is reflexed to the side of display screen, is i.e. stereoscopic display area.
It, can be by the way that parameter, the second reflection of convex lens and concavees lens be reasonably arranged for projection module of the invention
Distance between the coning angle and convex lens of mirror, the first reflecting mirror, concavees lens and the second reflecting mirror, so that from throwing
The image of shadow instrument is via in the stereoscopic display area that can entirely fall within display screen after the optical delivery of optical module.
By projection module of the invention, comprehensive image stereoscopic display can be realized with very simple structure, i.e.,
No matter from which direction identical stereo display effect can be obtained.In traditional plane display mode, when viewing distance too
The phenomenon that will appear parallax reversion when close or too far, and the omnidirectional images based on cylindrical display screen in the prior art are vertical
In body displaying scheme, it will usually there is a problem of the depth perception effect difference of stereoscopic display, and in the present invention, by this spy
The projection module being very arranged can be effectively avoided or improve the above problem, provide the depth perception effect become apparent.This
Outside, be often difficult to provide in traditional plane or cylinder display mode because shade there are due to the three-dimensional sense organ that generates, and it is outstanding
It can be simulated true with people's observation by the stereoscopic display plot structure of the invention realized by optical barrier layer and diffusion layer
Closely similar light distribution when object, to realize stereo display effect more true to nature.
Motion detection module of the invention may include multiple groups position detection unit, set along pedestal circumference uniform intervals
It sets.Position detection unit may include at least two near infrared emission devices and near-infrared receiver, and at least two transmitter
Can be symmetrically disposed near receiver about receiver so that receiver can only receive about its center line at positive and negative θ/
Near-infrared reflection signal in 2 angular regions.As an example, near-infrared receiver can only detect in each position detection unit
To about the reflection signal (that is, θ=10 °) within the scope of its center line ± 5 °, correspondingly, it can be set 36 in motion detection module
Group position detection unit is to provide comprehensive detection range.In the present invention, if viewer is from a position detection unit
Detection range be moved to the detection range of adjacent position detection unit, then it is assumed that angle has occurred in the viewing angle of the viewer
The variation of θ is spent, or is considered as viewer and has rotated angle, θ around stereoscopic display area.
Also multiple groups position detection unit is numbered in motion detection module of the invention, control module receives position
The electric signal of detection unit output, and according to the power of the electric signal (i.e. at a distance from viewing area) and export the electric signal
The change in location of position detection unit numbered to determine viewing personnel.As an example, it is assumed that align along clockwise direction
It sets detection unit to be numbered, when the detection that the position detection unit that number is A no longer exports detection electric signal and finally exports
The intensity of electric signal is greater than first threshold, while numbering the position detection unit for being A+1 and starting output detection electric signal and the inspection
When surveying the intensity of electric signal also greater than first threshold, generally mean that original place in the corresponding detecting area of position detection unit A at this time
Viewer in domain may move to the corresponding search coverage of position detection unit A+1.Therefore, control module is then by position detection
The intensity for the detection electric signal that the intensity of the detection electric signal that unit A is finally exported and position detection unit A+1 are exported for the first time into
Row compares.If the strength difference between the two detection electric signals is in second threshold, judgement is original place in position detection
Viewer in the corresponding search coverage of unit A turns now to the corresponding search coverage of position detection unit A+1, at this point, being considered as
Viewer has rotated angle, θ around cylindrical solid viewing area along clockwise direction, that is, the viewing angle of viewer has changed angle
Spend θ.In the present invention, second threshold can determine that first threshold can root according to the empirical statistics value of single moving distance
It is determined according to the maximum detectable range of near-infrared receiver and the empirical statistics value of single moving distance.
Image collection module may include turntable unit, digital camera and two light sources.Turntable unit may include base portion,
Central rotating shaft, object support, pivoted arm and micromotor.Central rotating shaft is mounted on base portion, and is turned under the driving of micromotor
It is dynamic.Pivoted arm is connect with central rotating shaft, so as to central rotating shaft synchronous rotary.Object support is for carrying landscape to be imaged
In kind or model, is installed on the upper end of central rotating shaft, by bearing to remain stationary when central rotating shaft rotates.Pivoted arm
End be equipped with pallet, be used to carry digital camera and two light sources.Pallet passes through height adjusting unit and pivoted arm end
Connection, to guarantee digital camera and two light sources can be in kind with the landscape on object support or model is in same level
Face, wherein two light sources are symmetrical arranged about the line between landscape material object or model center and digital image center with mould
The observation position of two eyes when quasi- observer observes object.In kind to landscape or model carries out in imaging process, in electricity
Under the driving effect of machine, camera and light source synchronous it is in kind around the landscape that is placed on object support or model is taken pictures.
According to the present invention, control module can be configured to make camera in kind to landscape in every rotation predetermined angle (such as 1 degree) or
Person's model is once imaged, to obtain the object original image under different perspectives, wherein by light source setting side of the invention
Under formula, accurate hatching effect can be obtained.Preferably, digital camera of the invention can be the Kinect camera of Microsoft.
In the present invention, control module can be set in pedestal, and image collection module can be set outside pedestal, all
Such as control room.Staff obtains original Land-scape picture using image collection module in control room, and passes through wired or nothing
The mode of line is sent to control module and is stored in wherein.Preferably, by wireless between image collection module and control module
Mode realize the transmission of data.
(the i.e. viewer when the position detection unit in motion detection module, which is detected, viewer occurs in some orientation
First enter viewing range), control module is primarily based on original Land-scape picture and exports the positive projection of landscape to projector module
Image.Due to the present invention using camber display screen rather than flat-faced screen, the throwing directly exported based on object original image
Shadow image projection will appear deformation on camber display screen, and therefore, control module needs before exporting projected image to original
Land-scape picture is corrected, to avoid the image for being projected out deformation on camber display screen.
When motion detection module detect observer when around camber display screen rotation, such as it is noted earlier from detection
Region A moves to search coverage A+1, control module then obtain observer relative to initial inspection position rotational angle θ (such as
Viewing angle between search coverage A and search coverage A+1 differs 10 degree), then control module is based on original Land-scape picture to throwing
The landscape seen in the output of shadow instrument module and the observed bearing into θ angle about the observation visual angle (such as object front) before rotation
Corresponding projected image interacts to be formed with motion of an observer, so that observing as observer observes the variation of position
Person can experience the view exhibition effect of different angle, thus obtain more true bandwagon effect.It is of the invention based on original
Beginning Land-scape picture curved-surface display area output projected image process may include obtaining original Land-scape picture the step of, based on song
The step of face viewing area is corrected original Land-scape picture accordingly observes point image based on the observed bearing combination detected
Step and image projection coordinate system transformation step.The specific implementation means of above-mentioned steps are having been described above its function
In the case of will be known to those skilled in the art, therefore, no longer this is repeated herein.
Landscape system of the invention can also include voice active probe module (VAD), be used to capture landscape system week
The voice on side and therefrom identify voice relevant to landscape.If preserved in control module with corresponding to the voice
Landscape, then when viewer is close to landscape system, control module preferentially makes landscape system show the landscape.With this set
Landscape system is particularly suitable for application to the sight spots such as temple, such as is stored in advance such as lotus flower, the various figures of buddha in the control module
The original Land-scape picture of landscape, and display when nigh visit personnel refer to, can obtain good landscape effect.
In the foregoing description, the principle of the present invention is retouched referring to specific illustrative embodiment of the invention
It states.It will be obvious, however, to one skilled in the art, that without departing substantially from spirit of the invention defined in the appended claims
And in the case where range, the present invention can be carry out various modifications or be changed.Therefore, specification and its attached drawing should be considered as and is shown
Example property is and not restrictive.
Claims (10)
1. a kind of interactive digital landscape system comprising pedestal, display screen, top cover, projection module, motion detection module, image
Obtain module, voice active probe module and control module；Wherein,
Described image obtains module for obtaining object original image of the object under multiple viewing visual angles；
The motion detection module is used to detect entrance, viewing distance and the viewing visual angle of viewer；
The voice active probe module is used to capture the voice on the landscape system periphery and therefrom identifies and landscape phase
The voice of pass；
The control module wirelessly receive described image obtain module obtain the object original image and by its
It is stored in local, and object front projection image is generated based on the object original image according to the entrance of the viewer；
And the variation of the viewing visual angle is determined according to the viewing distance and the viewing visual angle, and be based on the object original graph
As generating project objects image corresponding with viewing visual angle variation；
The projection module includes projector and optical module, and the projector is used for the throwing for generating the control module
Shadow image is exported to the optical module, and the optical module is for receiving the projected image and being thrown to the display
Screen；
The pedestal includes the upper and lower part of hollow cylindrical, and the diameter on the top is less than the diameter of the lower part, and
Transparent support disk is provided in the top；The display screen is on hollow cylindrical and its cross-sectional shape and the pedestal
The cross-sectional shape in portion is identical；The top cover is the cross-sectional shape of hollow cylindrical and its cross-sectional shape and the display screen
It is identical；
The display screen is transparent, and ecto-entad is disposed with wearing layer, the first FTO glassy layer, WO3/ Ag film layer,
TiO2/ ruthenium dye layer, electrolyte layer, Pt layers, the 2nd FTO glassy layer, optical barrier layer and optical diffusion layer, and the display screen
Including following preparation step:
(1) FTO successively is cleaned with cleaning agent and water, the hydrochloric acid of 0.1M, ethyl alcohol and acetone in ultrasonic cleaner at room temperature
Glass；
(2) by Na2WO4-2H2O is dissolved in the H containing 35%2O2Deionized water in and be stirred at room temperature 20 minutes, wherein W
With H2O2Molar ratio be 1:4, then instill nitric acid so that its pH value be 2；Stirring is to generation clarification gilvous solution and keeps its quiet
It sets and generates light-yellow precipitate object；The light-yellow precipitate object is filtered out and it is rinsed with deionized water, finally 150
2 hours are dried at DEG C to obtain WO3Powder；
(3) WO that will be obtained in step (2) in the way of being gradually increased electric current by PVD method3Powder is with the speed of 0.3 angstroms per second
Degree is deposited on the film that 315nm is formed on the first FTO glass；PVD method is utilized again using Ag nanoparticle as dopant
With the speed of 0.1 angstroms per second by WO3Powder deposits on the membrane to form WO3/ Ag film layer, wherein the duration is 1 point
Clock, finally to the WO at 350 DEG C3/ Ag film layer heats 30 minutes；
(4) isopropyl titanate is added in the ethanol solution containing ethyl acetoacetate to form TiO2Colloidal sol, wherein the isopropanol
The mass ratio of titanium and the ethyl acetoacetate is 2.5:1；ORMOSIL precursor is dissolved in ethanol solution and make its
The hydrochloric acid catalysis of 0.1M issues unboiled water solution/concentration reaction, then by the TiO2Colloidal sol is placed in mixing in the reaction solution and stirs
It mixes 30 minutes；The mixed solution is deposited on the WO3To form the first FTO glass/WO in/Ag film layer3/Ag/TiO2
Layer, and anneal 30 minutes under 450 minutes；By the first FTO glass/WO3/Ag/TiO2Layer is molten in the ethyl alcohol containing ruthenium dye
It is placed 2 hours in liquid and is heated to 60 DEG C, to obtain the first FTO glass/WO3/Ag/TiO2/ ruthenium dye layer；
(5) electrolyte containing the LiI that concentration is 0.5M is printed on the 2nd FTO glass for be formed with Pt layers of 2nm to be formed
The 2nd FTO glassy layer of electrolyte/Pt/；And
(6) by the first FTO glass/WO3/Ag/TiO2/ ruthenium dye layer and the 2nd FTO glassy layer of electrolyte/Pt/ bond
To form the first FTO glass/WO3/Ag/TiO2/ ruthenium dye layer/the 2nd FTO glassy layer of electrolyte/Pt/.
2. interactive digital landscape system as described in claim 1, wherein the pedestal further includes being used to support the projector
With the orientation regulating platform for adjusting its orientation；The orientation regulating platform includes upper and lower part, and in the upper and lower part phase
Four corners even are respectively equipped with orientation and adjust component；The orientation adjusts component and includes the first bolt and the second bolt,
In, first bolt is configured to adjust the distance between described upper and lower part and provide top to the top to act on
Power, second bolt are configured to adjust the distance between described upper and lower part and provide drop-down effect to the top
Power；The upper surface on the top is formed with layer of silica gel, and offers multiple adsorption holes, and the adsorption hole is by gas passage and very
Sky pump is connected.
3. interactive digital landscape system as described in claim 1, wherein the optical module includes convex lens, concavees lens,
One reflecting mirror and the second reflecting mirror；The convex lens is fixed in the pedestal, for receiving the image from the projector
And it is thrown on first reflecting mirror；First reflecting mirror is plane mirror, and is fixed on the pedestal lower part
It is arranged between bottom surface and the transparent support disk and relative to the optical axis of the convex lens at 45 degree, being used for will be by the convex lens
The image that mirror is launched reflexes on the concavees lens；The concavees lens are medially fixed on the transparent support disk, are used for
The image reflected by first reflecting mirror is thrown on second reflecting mirror；Second reflecting mirror is arranged on the top
The inside top surface of lid and the reflecting surface with cone, the center of the central axis of the conical reflecting surface and the top cover
Overlapping of axles are used to receive the image projection from the concavees lens and are reflexed to the side of the display screen.
4. interactive digital landscape system as described in claim 1, wherein between the top cover and the display screen and described
Respectively by quickly disconnecting part connection between display screen and the pedestal；It is described that quickly to disconnect part include first connecting portion and second
Interconnecting piece；The first connecting portion includes link block, and one end is used to be fixedly connected the lower end of the top cover, and opposite another
Outwardly projecting protruding portion is formed on the surface of one end；The second connecting portion includes the first elastomer and the second elastomer,
One end of first elastomer be used for be fixedly connected the display screen upper end and radially inward direction distance and institute
It states and is formed with protrusion downward at a certain distance from the join domain of display screen, while being formed with energy on the surface of the opposite other end
The recess portion being tightly engaged into the protruding portion；Second elastic component has the plane for being fixed on the display screen inner sidewall attached
Portion, company, and the round and smooth bending in that end from the plane attachment part far from first elastic component extend to form it is overall upward
Bending part forms certain angle between the bending part and the plane attachment part so that the bending part is relative to the plane
Attachment part tilts so as to abut with convexing to form described in first elastic component.
5. interactive digital landscape system as described in claim 1, wherein the motion detection module includes multiple groups position detection
Unit is arranged along the pedestal circumference uniform intervals and sequentially numbers；The position detection unit includes that near-infrared receives
Device and at least two near infrared emission devices, at least two near infrared emissions device is symmetrical about the near-infrared receiver and phase
The near-infrared receiver is obliquely arranged in its vicinity, so that the near-infrared receiver can only be received about wherein
Heart line is at the near-infrared reflection signal in the angular region of positive and negative θ/2.
6. interactive digital landscape system as claimed in claim 5, wherein the control module is configured to receive the position
The detection electric signal of detection unit output, and it is true according to the intensity of the detection electric signal and the number of the position detection unit
The variation of the fixed viewing angle；Also, when a position detection unit no longer exports detection electric signal and last output
The intensity of detection electric signal be greater than first threshold, while the another location adjacent with one position detection unit detect it is single
When member starts output detection electric signal and the intensity for detecting electric signal greater than the first threshold, one position is examined
The detection electric signal that the intensity and the another location detection unit for surveying the detection electric signal that unit finally exports export for the first time
Intensity is compared, if the strength difference between the two detection electric signals judges the viewer in second threshold
Viewing angle changed angle, θ, and viewing angle corresponding with angle, θ variation is generated based on the object original image
Under projected image.
7. interactive digital landscape system as described in claim 1, wherein it includes turntable unit, number that described image, which obtains module,
Word camera and two light sources；The turntable unit includes base portion, central rotating shaft, object support, pivoted arm and micromotor, it is described in
Heart shaft installs being rotated by the base portion and in the micromotor, and the pivoted arm is connect with the central rotating shaft
With with the central rotating shaft synchronous rotary, the object support carries object and is installed on the upper of the central rotating shaft by bearing
End, the pallet by height adjusting unit are connected to the end of the pivoted arm to carry the digital camera and described two
Light source, described two light sources are about between the center of the object on the object support and the center of the digital camera
Line is symmetrical arranged.
8. interactive digital landscape system as claimed in claim 7, wherein the control module is configured to make the digital phase
1 degree of the every rotation of machine carries out once photo taking to the object.
9. interactive digital landscape system as described in claim 1, wherein to generate the project objects image, the control
Module is configured to execute the step of obtaining the object original image, the curvature based on the stereoscopic display area to the object
The step of original image is corrected is combined the step of observation point image based on the viewing visual angle and carries out image projection
Coordinate system transformation step.
10. interactive digital landscape system as described in claim 1, wherein the control module is configured to, if the control
The object original image that landscape corresponding with the voice that the voice active probe module identifies is preserved in molding block, then exist
The object original image is preferentially based on when the viewer enters to generate and export object projected image.
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| CN109767709A (en) * | 2019-02-14 | 2019-05-17 | 宁波大红鹰学院 | A kind of visual interactive formula ad system |
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