CN206178664U - 360 holographic unreal image display device - Google Patents
360 holographic unreal image display device Download PDFInfo
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- CN206178664U CN206178664U CN201621070031.5U CN201621070031U CN206178664U CN 206178664 U CN206178664 U CN 206178664U CN 201621070031 U CN201621070031 U CN 201621070031U CN 206178664 U CN206178664 U CN 206178664U
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- 230000002452 interceptive effect Effects 0.000 claims abstract description 17
- 238000003384 imaging method Methods 0.000 claims description 26
- 230000003238 somatosensory effect Effects 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 claims description 7
- 238000004146 energy storage Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 238000001093 holography Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 8
- 239000011521 glass Substances 0.000 description 5
- 230000003447 ipsilateral effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
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- Holo Graphy (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
The utility model provides a 360 holographic unreal image display device, the formation of image body above the cabinet is personally experienced sth. Part of the body and is located the cabinet body, the formation of image body includes four display surfaces all around, internal four projecting apparatuss and four screens that correspond four display surfaces that are equipped with of cabinet, through a projection spatial structure's the image of four sides all around on four screens respectively of four projecting apparatuss by many screen display of host computer card control, and form the three -dimensional virtual image from four directions in the axle center of the formation of image body with the virtual image of spatial structure four sides all around through four display surfaces of the formation of image body respectively, three -dimensional image to the side of forming images the same spatial structure difference of four direction display of personally experiencing sth. Part of the body in the same moment like this, make the viewer obtain the most genuine three -dimensional impression, promote the fidelity that shows, through set up electric connection in the interactive operation module of host computer on the cabinet body, gather outside pronunciation, action, and touch -control information transmission control the projected picture of projecting apparatus to the host computer, promoted the maneuverability and the suitability of equipment.
Description
Technical field
This utility model is related to multimedia technology field, more particularly to a kind of 360 ° of holographic phantom display devices.
Background technology
Current product introduction technology, is carried out generally by the picture browsing of two dimension and the mode of video playback,
But the mode of picture and video is generally unable to reach the effect of the full details of comprehensive displaying product, user cannot be with oneself happiness
Joyous angle is examining the content of displaying closely.It is existing some shown by the way of product using three-dimensional (3D) technology, need beholder
Head-mounted display apparatus or 3D glasses are worn, Consumer's Experience is poor.
Holographic phantom imaging technology is a kind of new display technique for rising in the world in recent years, and the technology can make three
The free space that the 3-dimensional image of dimension is not directly suspended in outside equipment by any screen or medium, and can be at 360 ° it is any
Angle is watched, and there is the 3-dimensional image that it is formed higher definition and color also really to spend, and third dimension is strong, and effect is true to nature,
In being increasingly being used for all types of displaying scenes.
Existing 360 ° holographic phantom display devices, are projected to three-dimensional picture on rear projection screen by scialyscope, are passed through
Image glass structure that is brilliant and being coated with holographic film above rear projection screen, projected picture is imaged, formation
The virtual image can be located just at the axis line inside position of diamond structures, form visual space suspended state.But it is existing
360 ° of holographic phantom display devices need to make image glass structure in four direction display image using four scialyscopes, so that
Beholder can watch 3-dimensional image from 360 ° arbitrarily angled, though this holographic phantom display device can complete three-dimensional shadow
The display of picture, but the image shown in four direction of its image glass structure is identical, and beholder is real in viewing
During three-dimensional body, from all directions it was observed that picture should be it is different, therefore existing holographic phantom display device without
Method receives the three-dimensional sense that beholder produces truly, reduces the fidelity of 3-dimensional image;Meanwhile, existing holographic phantom shows
Showing device normally only has the function of showing 3-dimensional image, and single function, operability is poor, and the suitability is narrower.
Therefore, it is necessary to a kind of 360 ° of new holographic phantom display devices are proposed, to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of 360 ° holographic phantom display devices, can be shown in holographic phantom
When, beholder can watch the 3-dimensional image of each not ipsilateral of same stereochemical structure in synchronization, obtain beholder real
Three-dimensional sense in meaning is received, and the fidelity for showing is lifted, while with higher operability and the suitability.
For achieving the above object, this utility model provides a kind of 360 ° holographic phantom display devices, including cabinet and is located at
Imaging body above the cabinet;
The imaging body includes:Transparent first, second, third and the 4th display surface, described first, second, third,
And the 4th display surface be sequentially connected and crowd around into a taper platform being inverted on the cabinet, described first, second, third and
Four display surfaces are 45 ° with the angle of horizontal plane and two relative display surfaces are orthogonal, and described first, second, third and
Holographic film is equipped with four display surfaces;
The cabinet includes support body, shows located at support body top and respectively with described first, second, third and the 4th
Show face corresponding first, second, third and the 4th screen, in the support body and correspond respectively to first, second, third,
And the 4th screen lower section arrange first, second, third and the 4th projector, in the support body and be electrically connected at the
First, the main frame of second, third and the 4th projector and on the cabinet and it is electrically connected at the interactive behaviour of the main frame
Make module;
The main frame is provided with multi-screen video card, and described first, second, third and the 4th projector and multi-screen video card electricity
Property connection, multi-screen video card controllable first, second, third and the 4th projector show different pictures simultaneously.
Described first, second, third and the 4th the shape of display surface be hexagon, the imaging body also includes relatively
The transparent cover plate for arranging and transparent base plate, the cover plate, base plate and described first, second, third and the 4th display
Face encloses together so that the imaging body becomes a diamondoid seal.
The support body include four concatenation modules being detachably connected, described first, second, third and the 4th screen and
First, second, third and the 4th projector be divided in four concatenation modules.
The interactive operation module includes sound identification module, and the sound identification module receives voice signal and to voice
Signal is identified, by recognition result transmit to main frame to first, second, third and the 4th the projected picture of projector carry out
Manipulation;
The interactive operation module includes somatosensory recognition module, and the somatosensory recognition module gathers motion image and to action
Image is identified, by recognition result transmit to main frame to first, second, third and the 4th the projected picture of projector carry out
Manipulation.
The interactive operation module includes touch screen, and the touch screen collection touch signal is simultaneously known to touch signal
Not, by recognition result transmit to main frame to first, second, third and the 4th the projected picture of projector manipulate.
The cabinet also includes in support body and is electrically connected at the wireless link block of main frame, the wireless connection mode
Block is wirelessly connected with external mobile device.
The cabinet also includes in support body and is electrically connected at the speaker module of main frame.
The cabinet also includes the multiple wheel portions located at support body bottom.
The plurality of wheel portion is equipped with the motor being electrical connected with main frame and the direction controlling mould being electrical connected with main frame
Block.
The cabinet also includes in the support body and is electrical connected in the energy-storage battery of main frame, for for 360 ° of holography phantom
Display device provides electric energy.
The beneficial effects of the utility model:The holographic phantom display device of 360 ° of one kind that this utility model is provided, including cabinet
Body and the imaging body above cabinet, the imaging body includes four display surfaces all around, and correspondence four is provided with cabinet
Four projectors and four screens of display surface, by four projectors being controlled by main frame multi-screen video card respectively in four screens
The image of four sides all around of one stereochemical structure of upper projection, and respectively four display surfaces of imaged body by stereochemical structure
The virtual image of four sides all around forms the three-dimensional virtual image from four direction in the axle center of imaging body, so exists in synchronization
The four direction of imaging body shows the 3-dimensional image of same stereochemical structure not ipsilateral, make beholder obtain truly three
Dimension impression, lifts the fidelity for showing;By arranging the interactive operation module for being electrically connected at main frame on cabinet, collection is outside
Voice, action and touch information transmit to main frame and the picture of projector be controlled, improve the operable of equipment
Property and the suitability.
Description of the drawings
In order to be able to be further understood that feature of the present utility model and technology contents, refer to new below in connection with this practicality
The detailed description of type and accompanying drawing, but accompanying drawing only provides with reference to and illustrates to use, not for being any limitation as to this utility model.
In accompanying drawing,
Fig. 1 is the dimensional structure diagram of 360 ° of the present utility model holographic phantom display devices;
Fig. 2A is the dimensional structure diagram of the imaging body of 360 ° of the present utility model holographic phantom display devices;
Fig. 2 B are the elevational schematic view of the imaging body of 360 ° of the present utility model holographic phantom display devices;
Fig. 3 A are the stereochemical structure decomposing schematic representation of the cabinet of 360 ° of the present utility model holographic phantom display devices;
Fig. 3 B are the elevational schematic view of the cabinet of 360 ° of the present utility model holographic phantom display devices;
Fig. 4 is the electric connection schematic diagram of 360 ° of the present utility model holographic phantom display devices.
Specific embodiment
Further to illustrate technological means and its effect that this utility model taken, below in conjunction with of the present utility model
Preferred embodiment and its accompanying drawing are described in detail.
Fig. 1 to Fig. 4, a kind of 360 ° of holographic phantom display devices of this utility model offer, including cabinet 1 are provided and are set
In the imaging body 2 of the top of the cabinet 1;
Fig. 2A and 2B is referred to, the imaging body 2 includes:Transparent first, second, third and the 4th display surface 22,
24th, 26,28, described first, second, third and the 4th display surface 22,24,26,28 be sequentially connected crowd around into one be inverted in it is described
Taper platform on cabinet 1, described first, second, third and the 4th display surface 22,24,26,28 be with the angle of horizontal plane
45 ° and two relative display surfaces are orthogonal, described first, second, third and the 4th it is all provided with display surface 22,24,26,28
There is holographic film;The holographic film can reflect the light of normal incidence, the incident light of the transmission back of the body.
Refer to Fig. 3 A and Fig. 4, the cabinet 1 includes support body 11, located at the top of the support body 11 and respectively with described the
First, second, third and the 4th display surface 22,24,26,28 corresponding first, second, third and the 4th screen 122,124,
126th, 128 first, second, third and the 4th screen 122,124,126,128 are corresponded respectively to, in the support body 11 and
First, second, third and the 4th projector 132 that lower section is arranged, 134,136,138, connect in the support body 11 and electrically
Be connected to first, second, third and the 4th projector 132,134,136,138 main frame 14 and on the cabinet 1 and electricity
Property is connected to the interactive operation module 15 of the main frame 14;
Refer to Fig. 4, the main frame 14 is provided with multi-screen video card 141, described first, second, third and the 4th projector
132nd, 134,136,138 it is electrically connected with the multi-screen video card 141, multi-screen video card 141 controllable first, second, third and the
Four projectors 132,134,136,138 show different pictures simultaneously.
Specifically, the multi-screen video card 141 by four high-definition media interfaces (HDMI) respectively with first, second, the
Three and the 4th projector 132,134,136,138 is electrically connected with.
It should be noted that when described 360 ° holographic phantom display devices carry out holographic phantom display, the main frame 14
The picture signal of image of four side of the multi-screen video card 141 by a stereochemical structure all around pass through high-definition media interface
It is transmitted separately to first, second, third and the 4th projector 132,134,136,138, control first, second, third and the
Four projectors 132,134,136,138 project institute on screen 122,124,126,128 in first, second, third and the 4th respectively
State the image of four sides all around of stereochemical structure, and respectively the display surfaces 22 of Jing first, second, third and the 4th, 24,
26th, 28 the virtual image of all around four sides of stereochemical structure is formed into three-dimensional void from four direction in the axle center of imaging body 2
Picture, the four direction for completing synchronization imaging body 2 shows the holographic phantom of the same stereochemical structure not 3-dimensional image of ipsilateral
Show, the 3-dimensional image of display is more life-like, receive the three-dimensional sense that beholder obtains truly.
Specifically, refer to Fig. 2A and 2B, described first, second, third and the 4th display surface 22,24,26,28 shape
Shape is hexagon, and the imaging body 2 also includes the transparent cover plate 29 being oppositely arranged and transparent base plate (not shown), described
Cover plate 29, base plate and described first, second, third and the 4th display surface 22,24,26,28 enclose together so that it is described
Imaging body 2 becomes a diamondoid seal, and certainly the imaging body 2 can also be other shapes, such as truncated rectangular pyramids, the shape
It is not limitation of the utility model.Preferably, the material of the imaging body 2 is glass.
Specifically, Fig. 3 A are referred to, the support body 11 includes four concatenation modules being detachably connected, described first, the
2nd, the 3rd and the 4th screen 122,124,126,128 and first, second, third and the 4th projector 132,134,136,138
It is divided in four concatenation modules.
Specifically, Fig. 4 is referred to, the interactive operation module 15 includes sound identification module 151, the speech recognition mould
Block 151 receives voice signal and simultaneously voice signal is identified, by recognition result transmit to 14 pairs first, second, third, main frame,
And the 4th the projected picture of projector 132,134,136,138 manipulated.
Specifically, the voice signal that the sound identification module 151 is received is included in online voice and offline voice extremely
Few one kind.
Further, when the voice signal that the sound identification module 151 is received includes online voice, the voice is known
Other module 151 includes voice recording equipment, and voice signal that can be near collecting device position is simultaneously identified;When described
When the voice signal that sound identification module 151 is received includes offline voice, the sound identification module 151 includes transmission equipment,
Voice document bag can be received by wirelessly or non-wirelessly transmission and be identified.
For example, beholder sends the voice signal of " recalling product 1 ", and the sound identification module 151 receives voice signal
And it is identified and draws recognition result, recognition result is transmitted to main frame 14, the control of main frame 14 first, second, third and the
Four projector 132,134,136,138 projects the video image of corresponding product 1.
Specifically, Fig. 4 is referred to, the interactive operation module 15 includes somatosensory recognition module 152, the somatosensory recognition mould
The collection motion image of block 152 is simultaneously identified to motion image, by recognition result transmit to 14 pairs first, second, third, main frame,
And the 4th the projected picture of projector 132,134,136,138 manipulated.
For example, beholder waves to make page turning action, and the somatosensory recognition module 152 receives motion image and known
, recognition result is not transmitted to main frame 14, the control first, second, third of main frame 14 and the 4th projector 132,134,136,
The impact of 138 pairs of projections is switched over.
Preferably, the somatosensory recognition module 152 is true feeling body-sensing camera.
Specifically, Fig. 4 is referred to, the interactive operation module 15 includes touch screen 153, and the collection of the touch screen 153 is touched
Touch signal and touch signal is identified, recognition result is transmitted to 14 pairs first, second, third, main frame and the 4th projection
The projected picture of instrument 132,134,136,138 is manipulated.
For example, beholder clicks the video of product 2 in touch screen 153, and touch screen 153 is identified to touch signal, will
Recognition result is transmitted to main frame 14, the control of main frame 14 first, second, third and the projection of the 4th projector 132,134,136,138
The video image of corresponding product 2.
Specifically, the interactive operation module 15 includes sound identification module 151, somatosensory recognition module 152 and touch screen
At least one of 153, the interactive operation module 15 pairs first, second, third and the 4th projector 132,134,136,
The operation that needs are carried out when the manipulation that 138 projected picture is carried out includes selection, broadcasting, upset and other multimedia shows,
The operability of 360 ° of holographic phantom display devices can be greatly promoted, 360 ° of holographic phantom display devices are can be widely applied to
Among various types of displaying scene.
Specifically, Fig. 4 is referred to, the cabinet 1 also includes in support body 11 and be electrically connected at the wireless of main frame 14
Link block 16, the wireless link block 16 is wirelessly connected with external mobile device, enables external mobile device to 360 °
Holographic phantom display device carries out remote control.For example, external mobile device can will be stored in the video biography of external mobile device
Deliver to 360 ° of holographic phantom display devices and shown.
Specifically, Fig. 4 is referred to, the cabinet 1 also includes in support body 11 and be electrically connected at the sound equipment of main frame 14
Module 17, for carrying out audio frequency broadcasting.
Specifically, Fig. 3 B are referred to, the cabinet 1 also includes the multiple wheel portions 18 located at the bottom of support body 11, is made described
360 ° of holographic phantom display devices are easy to movement.
Further, refer to Fig. 4, the plurality of wheel portion 18 be equipped with the motor 181 that is electrical connected with main frame 14 and with
The direction controlling module 182 that main frame 14 is electrical connected, enables 360 ° of holographic phantom display devices to realize electronic controllable movement.
Specifically, the cabinet 1 also includes being located in support body 11 and being electrical connected in the energy-storage battery 19 of main frame 14, is used for
Electric energy is provided for 360 ° of holographic phantom display devices.
Further, the energy-storage battery 19 is additionally provided with and supplies electric jack, for 360 ° of holographic phantom display device exteriors
Power supply.
In sum, 360 ° of the present utility model holographic phantom display devices, including cabinet and above cabinet into
As body, the imaging body includes four display surfaces all around, be provided with cabinet four display surfaces of correspondence four projectors and
Four screens, before projecting a stereochemical structure on four screens respectively by four projectors controlled by main frame multi-screen video card
Four sides of four display surfaces of the imaged body of the image of four sides in left and right, and difference afterwards by stereochemical structure all around
The virtual image forms the three-dimensional virtual image from four direction in the axle center of imaging body, so shows in the four direction of imaging body in synchronization
The 3-dimensional image of same stereochemical structure not ipsilateral, receives the three-dimensional sense that beholder obtains truly, lifts forcing of showing
True degree;Voice, action and touch-control by arranging the interactive operation module for being electrically connected at main frame on cabinet, outside collection
Information transfer to main frame is controlled to the picture of projector, improves operability and the suitability of equipment.
The above, for the person of ordinary skill of the art, can according to the technical solution of the utility model and
Technology design makes other various corresponding changes and deformation, and all these changes and deformation should all belong to this utility model power
The protection domain that profit is required.
Claims (10)
1. a kind of 360 ° holographic phantom display devices, it is characterised in that including cabinet (1) and above the cabinet (1)
Imaging body (2);
The imaging body (2) includes:Transparent first, second, third and the 4th display surface (22,24,26,28), described
First, second, third and the 4th display surface (22,24,26,28) are sequentially connected and crowd around into a cone being inverted on the cabinet (1)
Shape platform, described first, second, third and the 4th display surface (22,24,26,28) and the angle of horizontal plane be 45 ° and relative
Two display surfaces it is orthogonal, described first, second, third and the 4th be equipped with holography on display surface (22,24,26,28)
Film;
The cabinet (1) including support body (11), located at the support body (11) top and respectively with described first, second, third and
The screen (122,124,126,128) of 4th display surface (22,24,26,28) corresponding first, second, third and the 4th, it is located at
In the support body (11) and correspond respectively to first, second, third and the 4th screen (122,124,126,128) lower section arrange
First, second, third and the 4th projector (132,134,136,138), in the support body (11) and be electrically connected at
First, second, third and the 4th projector (132,134,136,138) main frame (14) and on the cabinet (1) and
It is electrically connected at the interactive operation module (15) of the main frame (14);
The main frame (14) is provided with multi-screen video card (141), described first, second, third and the 4th projector (132,134,
136th, 138) it is electrically connected with the multi-screen video card (141), multi-screen video card (141) controllable first, second, third and the 4th
Projector (132,134,136,138) is while show different pictures.
2. 360 ° as claimed in claim 1 holographic phantom display devices, it is characterised in that described first, second, third and
The shape of the 4th display surface (22,24,26,28) is hexagon, and the imaging body (2) also includes the transparent lid being oppositely arranged
Plate (29) and transparent base plate, the cover plate (29), base plate and described first, second, third and the 4th display surface (22,
24th, 26,28) enclose together so that the imaging body (2) becomes a diamondoid seal.
3. 360 ° as claimed in claim 1 holographic phantom display devices, it is characterised in that the support body (11) can including four
Dismounting connection concatenation module, described first, second, third and the 4th screen (122,124,126,128) and first, second,
3rd and the 4th projector (132,134,136,138) is divided in four concatenation modules.
4. 360 ° as claimed in claim 1 holographic phantom display devices, it is characterised in that interactive operation module (15) bag
Sound identification module (151) is included, the sound identification module (151) receives voice signal and voice signal is identified, will
Recognition result transmit to main frame (14) to first, second, third and the 4th projector (132,134,136,138) shadowgraph
Face is manipulated;
The interactive operation module (15) includes somatosensory recognition module (152), somatosensory recognition module (152) the collection action shadow
As being simultaneously identified to motion image, recognition result is transmitted to main frame (14) to first, second, third and the 4th projector
The projected picture of (132,134,136,138) is manipulated.
5. 360 ° as claimed in claim 1 holographic phantom display devices, it is characterised in that interactive operation module (15) bag
Touch screen (153) is included, touch screen (153) the collection touch signal is simultaneously identified to touch signal, recognition result is transmitted
To main frame (14) to first, second, third and the 4th the projected picture of projector (132,134,136,138) manipulate.
6. 360 ° as claimed in claim 1 holographic phantom display devices, it is characterised in that the cabinet (1) also includes being located at
Support body (11) is interior and is electrically connected at the wireless link block (16) of main frame (14), and the wireless link block (16) is moved with outside
Dynamic equipment wirelessly connects.
7. 360 ° as claimed in claim 1 holographic phantom display devices, it is characterised in that the cabinet (1) also includes being located at
In support body (11) and it is electrically connected at the speaker module (17) of main frame (14).
8. 360 ° as claimed in claim 1 holographic phantom display devices, it is characterised in that the cabinet (1) also includes being located at
Multiple wheel portions (18) of support body (11) bottom.
9. 360 ° as claimed in claim 8 holographic phantom display devices, it is characterised in that the plurality of wheel portion (18) is equipped with
The motor (181) being electrical connected with main frame (14) and the direction controlling module (182) being electrical connected with main frame (14).
10. 360 ° as claimed in claim 1 holographic phantom display devices, it is characterised in that the cabinet (1) also includes being located at
Support body (11) is interior and is electrical connected in the energy-storage battery (19) of main frame (14), for providing electricity for 360 ° of holographic phantom display devices
Energy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621070031.5U CN206178664U (en) | 2016-09-21 | 2016-09-21 | 360 holographic unreal image display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621070031.5U CN206178664U (en) | 2016-09-21 | 2016-09-21 | 360 holographic unreal image display device |
Publications (1)
| Publication Number | Publication Date |
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| CN206178664U true CN206178664U (en) | 2017-05-17 |
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ID=58676255
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| CN201621070031.5U Active CN206178664U (en) | 2016-09-21 | 2016-09-21 | 360 holographic unreal image display device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107132748A (en) * | 2017-06-06 | 2017-09-05 | 辛小英 | A kind of showcase hologram display device based on optical interference and diffraction |
| CN108614521A (en) * | 2018-05-31 | 2018-10-02 | 安徽沃屹智能装备有限公司 | A kind of multifunctional industrial equipment simulating device |
| CN111240175A (en) * | 2020-03-13 | 2020-06-05 | 联想(北京)有限公司 | Projection control method, device and system |
| CN112235552A (en) * | 2020-10-12 | 2021-01-15 | 山东得知科技发展有限公司 | Holographic projection remote control system and method |
| CN112230501A (en) * | 2020-10-20 | 2021-01-15 | 广州创营科技有限公司 | A 360-degree holographic projection device |
-
2016
- 2016-09-21 CN CN201621070031.5U patent/CN206178664U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107132748A (en) * | 2017-06-06 | 2017-09-05 | 辛小英 | A kind of showcase hologram display device based on optical interference and diffraction |
| CN107132748B (en) * | 2017-06-06 | 2019-07-30 | 辛小英 | A kind of showcase hologram display device based on optical interference and diffraction |
| CN108614521A (en) * | 2018-05-31 | 2018-10-02 | 安徽沃屹智能装备有限公司 | A kind of multifunctional industrial equipment simulating device |
| CN111240175A (en) * | 2020-03-13 | 2020-06-05 | 联想(北京)有限公司 | Projection control method, device and system |
| CN112235552A (en) * | 2020-10-12 | 2021-01-15 | 山东得知科技发展有限公司 | Holographic projection remote control system and method |
| CN112230501A (en) * | 2020-10-20 | 2021-01-15 | 广州创营科技有限公司 | A 360-degree holographic projection device |
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