CN107783291A - True three- dimensional panoramic show wear-type visual device - Google Patents
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- 210000001508 eye Anatomy 0.000 claims abstract description 18
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- 230000003287 optical effect Effects 0.000 claims abstract description 18
- 210000003128 head Anatomy 0.000 claims abstract description 5
- 230000009466 transformation Effects 0.000 claims abstract description 4
- 230000008859 change Effects 0.000 claims description 7
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- 238000005259 measurement Methods 0.000 claims description 2
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- 238000000844 transformation Methods 0.000 abstract description 2
- 210000000695 crystalline len Anatomy 0.000 description 21
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/12—Fluid-filled or evacuated lenses
- G02B3/14—Fluid-filled or evacuated lenses of variable focal length
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/0132—Head-up displays characterised by optical features comprising binocular systems
- G02B2027/0134—Head-up displays characterised by optical features comprising binocular systems of stereoscopic type
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/014—Head-up displays characterised by optical features comprising information/image processing systems
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- Optics & Photonics (AREA)
Abstract
The invention provides a kind of true three- dimensional panoramic show wear-type visual device, wherein, the wear-type visual device includes：Framework, for wear-type visual device to be worn on into user's head；Three-dimensional image source, it is arranged on the framework, for playing 3-D view；Image processor, it is connected with the three-dimensional image source, for the 3-D view to be cut into the both two-dimensional image slices with depth of view information according to the depth of field；Optical module, it is connected with described image processor, for showing the both two-dimensional image slices；Liquid lens, the optical module is arranged at close to the side of eyes of user, for the diopter of the different voltage transformations itself according to application, so as to which the both two-dimensional image slices shown on the optical module be imaged at the corresponding depth of field, and then the field information of three-dimensional body is put into human eye.The present invention can allow the real 3D visual effect of Consumer's Experience.
Description
Technical field
The present invention relates to field of computer technology, more particularly to a kind of wear-type visual device, is exactly specifically a kind of
Very three-dimensional (3D) is holographic to show wear-type visual device.
Background technology
In recent years, wear-type visual device emerges in multitude, for example, association's glasses, Google glass, virtual reality (VR) trip
Play glasses etc., virtual reality (Virtual Reality, VR), augmented reality (Augmented Reality, AR) and mixing are existing
Real (Mixed Reality, MR) technology is progressed into our daily life.Head mounted display (HMD, is also referred to as worn
Formula electronic equipment) it is that two dimensional image is directly reflexed in the eyes of beholder, particularly as being (main by one group of optical system
Precision optical lenses) amplification ultra micro display screen on image, image is projeced on retina, and then be in by large-screen image
In present beholder's eye, image point says to be exactly to see that object shows the virtual object image of amplification by magnifying glass.Image can be straight
Connected light emitting diode (LED), active-matrix liquid crystal display (AMLCD), Organic Light Emitting Diode (OLED) or liquid crystal
Attached silicon (LCOS) obtains, and can also be obtained indirectly by conduction patterns such as optical fiber.Display system is imaged on nothing by collimation lens
Poor distant place, then reflects into image in the eyes of people by reflecting surface.Wear-type electronic equipment has portability, joy due to it
The features such as happy property, quietly change the modern life of people.
At present, because the sudden emergence of three-dimensional (3D) display, Three-dimensional Display also begin to be applied in wear-type visual device,
Existing Three-dimensional Display wear-type visual device is generally shown using binocular solid, utilizes binocular vision difference and light refraction principle
People are made to be immediately seen a width three-dimensional stereograph in a plane, things can be both protruded from outside picture in picture, also may be used
Hidden wherein with deep, to people with very strong visual impact, mainly with shadow, actual situation, comparison of light and shade come what is embodied, this is not
It is real 3D display.And really 3D relief paintings are the principles for simulating the people world soon, made using light refraction, it
The top to bottom, left and right, front and rear three-dimensional relationship that object is seen on eyes sense organ can be made, 3D can be really realized there is presently no a
The wear-type visual device of display.
Therefore, Stanford University and the tall and handsome holography up to joint invention use the transparent liquid crystal display of multi-disc
(LCD) stacked, LCD nearby shows scenery nearby, and the LCD of distant place shows the scenery of distant place, reflected by lens, can
To simulate real three-dimensional scenic, i.e., when human lenses focus on nearby, near objects are clear, and distant objects obscure, and work as people
Crystalline lenses focus at a distance, and near objects obscure, and distant objects are clear.But this three- dimensional panoramic show technology needs very
Multi-disc LCD ability realistic simulations, equipment is complicated, cost is high.In addition, Magic Leap are simulated certainly using the optical fiber quickly scanned
Right light field, feel as true three-dimension scene, still, this holographic display device cost is high, miniaturization difficult.
Therefore, those skilled in the art need badly a kind of cost of research and development it is cheap, it is simple structure can be shown to user it is true
The wear-type visual device of 3-D view, hologram three-dimensional display experience is easily carried out for beholder technology guarantee is provided.
The content of the invention
In view of this, the technical problem to be solved in the present invention is that providing a kind of true three- dimensional panoramic show wear-type visually sets
It is standby, solve the problems, such as that existing wear-type visual device can not low cost, simple realization three- dimensional panoramic show.
In order to solve the above-mentioned technical problem, embodiment of the invention provides a kind of true three- dimensional panoramic show wear-type
Visual device, including：Framework, for wear-type visual device to be worn on into user's head；Three-dimensional image source, it is arranged at the frame
On frame, for playing 3-D view；Image processor, be connected with the three-dimensional image source, for according to the depth of field by the three-dimensional
Image is cut into the both two-dimensional image slices with depth of view information；Optical module, it is connected with described image processor, it is described for showing
Both two-dimensional image slices；Liquid lens, the optical module is arranged at close to the side of eyes of user, for the difference according to application
The diopter of voltage transformation itself, so as to by the both two-dimensional image slices shown on the optical module at the corresponding depth of field into
Picture, and then the field information of three-dimensional body is put into human eye.
It can be seen from the above-mentioned embodiment of the present invention, true three- dimensional panoramic show wear-type visual device at least has
Following beneficial effect：3-D view is cut into multiple two dimensional images with depth of view information according to the depth of view information of 3-D view to cut
Piece, change the focal length of liquid crystal lens according to the depth information high frequency of both two-dimensional image slices, so as to allow both two-dimensional image slices corresponding
It is imaged at the depth of field, and then the field information of three-dimensional body is put into human eye, allows the real 3D visual effect of Consumer's Experience, it is real
It is now simple, cost is cheap, user experience is good.
It is to be understood that above-mentioned general description and detailed description below are merely illustrative and illustrative, it is not
Can the limitation scope of the invention to be advocated.
Brief description of the drawings
Following appended accompanying drawing is the part for specification of the present invention, and it depicts the example embodiment of the present invention, institute
Accompanying drawing is used for the principle for illustrating the present invention together with the description of specification.
Fig. 1 is a kind of overall knot for true three- dimensional panoramic show wear-type visual device that the specific embodiment of the invention provides
Structure schematic diagram；
Fig. 2 is a kind of structure group for true three- dimensional panoramic show wear-type visual device that the specific embodiment of the invention provides
Cheng Tu；
Fig. 3 A are the schematic diagram before the 3-D view section that the specific embodiment of the invention provides；
Fig. 3 B are that the 3-D view in Fig. 3 A is cut into the schematic diagram after multiple both two-dimensional image slices.
Embodiment
For the purpose, technical scheme and advantage of the embodiment of the present invention are more clearly understood, below will with accompanying drawing and in detail
Narration clearly illustrates the spirit of disclosed content, and any skilled artisan is understanding present invention
After embodiment, when the technology that can be taught by present invention, it is changed and modifies, its essence without departing from present invention
God and scope.
The schematic description and description of the present invention is used to explain the present invention, but not as a limitation of the invention.
In addition, element/component of the same or like label used in drawings and the embodiments is for representing same or like portion
Point.
On " first " used herein, " second " ... etc., not especially censure the meaning of order or cis-position,
Be not used to limit the present invention, its only for distinguish with constructed term description element or operation.
On direction term used herein, such as：Upper and lower, left and right, front or rear etc., only it is the side of refer to the attached drawing
To.Therefore, the direction term used is intended to be illustrative and not intended to limit this creation.
It is open term, i.e., on "comprising" used herein, " comprising ", " having ", " containing " etc.
Mean including but not limited to.
On it is used herein " and/or ", include the things any or all combination.
On term used herein " substantially ", " about " etc., to modify it is any can be with the quantity or mistake of microvariations
Difference, but this slight variations or error can't change its essence.In general, microvariations that such term is modified or error
Scope in some embodiments can be 20%, in some embodiments can be 10%, can be in some embodiments 5% or its
His numerical value.It will be understood by those skilled in the art that the foregoing numerical value referred to can adjust according to actual demand, it is not limited thereto.
It is some to describe the word of the application by it is lower or this specification other places discuss, to provide art technology
Personnel's guiding extra on about the description of the present application.
Fig. 1 is a kind of overall knot for true three- dimensional panoramic show wear-type visual device that the specific embodiment of the invention provides
Structure schematic diagram；Fig. 3 A are the schematic diagram before the 3-D view section that the specific embodiment of the invention provides；Fig. 3 B are by Fig. 3 A
3-D view be cut into the schematic diagram after multiple both two-dimensional image slices, as shown in figure 1, according to the depth of view information of 3-D view by three
Dimension image is cut into multiple both two-dimensional image slices with depth of view information, changes further according to the depth information high frequency of both two-dimensional image slices
The focal length of liquid crystal lens, so as to allow both two-dimensional image slices to be imaged at the corresponding depth of field, and then the field information of three-dimensional body is thrown
Enter to human eye.
In the embodiment shown in the drawings, the wear-type visual device includes framework 10, three-dimensional image source 20, figure
As processor 30, optical module 40 and liquid lens 50, wherein, framework 10 is used to wear-type visual device being worn on to use account
Portion；Three-dimensional image source 20 is arranged on the framework 10, and three-dimensional image source 20 is used to play 3-D view；Image processor 30 with
The three-dimensional image source 20 is connected, and image processor 30 is used to be cut into the 3-D view according to depth of view information to be believed with the depth of field
The both two-dimensional image slices of breath；Optical module 40 is connected with described image processor 30, and optical module 40 is used to show the two dimension
Image slice；Liquid lens 50 is arranged at the optical module 40 and is used for basis close to the side of eyes of user, liquid lens 50
The diopter of the different voltage transformations itself of application, so as to which the both two-dimensional image slices shown on the optical module 40 be existed
It is imaged at the corresponding depth of field, and then the field information of three-dimensional body is put into human eye.
As shown in Fig. 1, Fig. 3 A, Fig. 3 B, the image-region corresponded on both two-dimensional image slices at the depth of field is clear, remaining image area
Domain obscures；3-D view is cut into by multiple both two-dimensional image slices according to the depth of field, in figure 3 a, 3-D view is positive tetrahedron, root
3-D view is cut into multiple both two-dimensional image slices according to the depth information carried in 3-D view, for example, positive tetrahedron is cut into
Three both two-dimensional image slices, as shown in Figure 3 B, in both two-dimensional image slices, only depth of field corresponding part image-region is only clearly
, remainder is all fuzzy；If totally 3 meters of the positive tetrahedron depth of field, positive tetrahedron is cut into three both two-dimensional image slices
Afterwards, in first both two-dimensional image slices, the image of the positive tetrahedron only at nearest 0 meter~1 meter of user's viewing distance
It is that clearly, remainder is all fuzzy, such as the rightmost figure in Fig. 3 B；In second both two-dimensional image slices, only distance
The image of positive tetrahedron of user's viewing distance in the range of 1 meter~2 meters is that clearly, remainder is all fuzzy, is such as schemed
Middle graph in 3B；In the 3rd both two-dimensional image slices, only apart from user's viewing distance in the range of 2 meters~3 meters positive four
The image of face body is that clearly, remainder is all fuzzy, such as the rightmost figure in Fig. 3 B.Due to human eye maximum crossover frequency
For 60 frames/second, so normal video broadcasting speed should be at least 60 frames/second, such video playback just can be smooth, if aligned
The 3-D view often played carries out both two-dimensional image slices, then and the display frequency of both two-dimensional image slices is 60n frames/second, wherein, n
The frame number being also cut into for positive integer, n for each 3-D view, for example, n can take 3, then the display frequency of both two-dimensional image slices
For 180 frames/second.3-D view can by can depth measurement degree (TOF) camera, structure light video camera head or three-dimensional dual camera etc. adopt
Collection.Framework 10 can be spectacle frame, helmet etc.；Three-dimensional image source 20 can be micro-display；Optical module 40 can be light wave
Lead (POD) device；Image processor 30 can be graphics processing unit (GPU).
Referring to Fig. 1,3-D view is cut into and multiple carries the depth of field by image processor 30 according to the depth of view information of 3-D view
The both two-dimensional image slices of information, liquid lens 50 change the focal length of itself according to the depth information high frequency of both two-dimensional image slices and (bent
Luminosity), so as to allow both two-dimensional image slices to be imaged at the corresponding depth of field, and then the field information of three-dimensional body is put into human eye,
The both two-dimensional image slices that i.e. user sees are not shown in approximately the same plane, but are shown in Different Plane, so as to allow user
Real 3D visual effect is experienced, realizes that simple, cost is cheap, user experience is good.
Fig. 2 is a kind of structure group for true three- dimensional panoramic show wear-type visual device that the specific embodiment of the invention provides
Cheng Tu, as shown in Fig. 2 the voltage applied by changing liquid lens both ends, thus it is possible to vary the diopter (focal length) of liquid lens,
So as to allow both two-dimensional image slices to be shown at the corresponding depth of field.
In the embodiment shown in the drawings, the wear-type visual device also includes voltage 60, wherein, voltage 60 with
The liquid lens 50, voltage 60 are used to apply different voltage to the liquid lens 50 so as to change the liquid lens 50
Diopter.
Referring to Fig. 2, the depth of view information according to corresponding to both two-dimensional image slices of voltage 60, apply corresponding electricity to liquid lens 50
Pressure, so as to change the diopter of liquid lens 50, both two-dimensional image slices are allowed to be shown at the corresponding depth of field, so as to let user experiencing
Real 3-D effect.
Fig. 3 A are the schematic diagram before the 3-D view section that the specific embodiment of the invention provides；Fig. 3 B are by Fig. 3 A
3-D view is cut into the schematic diagram after multiple both two-dimensional image slices, and as shown in Fig. 3 A, Fig. 3 B, the depth of field is corresponded on both two-dimensional image slices
The image-region at place is clear, remaining image region blur, and for every frame both two-dimensional image slices in Fig. 3 B, net region is clear
Region, non-grid region are fuzzy region；3-D view is cut into by multiple both two-dimensional image slices, in figure 3 a, three according to the depth of field
Dimension image is positive tetrahedron, and 3-D view is cut into multiple both two-dimensional image slices according to the depth information carried in 3-D view,
For example, positive tetrahedron is cut into three both two-dimensional image slices, as shown in Figure 3 B.In figure 3b, viewing distance is gradual from right to left
Increase, in other words, the content that rightmost both two-dimensional image slices are shown is nearest apart from user, and Far Left both two-dimensional image slices are shown
Content it is farthest apart from user；For the depth of field corresponding part figure of each both two-dimensional image slices, the only both two-dimensional image slices
As region is only clearly, remainder is all fuzzy；If totally 3 meters of the positive tetrahedron depth of field (i.e. positive tetrahedron contact user
When, positive tetrahedron is 3 meters apart from user farthest), after positive tetrahedron is cut into three both two-dimensional image slices according to the depth of field, the
In one both two-dimensional image slices, the image of the positive tetrahedron only at nearest 0 meter~1 meter of user's viewing distance is clear
, remainder is all fuzzy, such as the rightmost figure in Fig. 3 B；In second both two-dimensional image slices, only seen apart from user
The image for seeing positive tetrahedron of the distance in the range of 1 meter~2 meters is that clearly, remainder is all fuzzy, in Fig. 3 B
Middle graph；In the 3rd both two-dimensional image slices, positive tetrahedron only apart from user's viewing distance in the range of 2 meters~3 meters
Image is that clearly, remainder is all fuzzy, such as the rightmost figure in Fig. 3 B, because liquid lens 50 changes dioptric simultaneously
Degree allows both two-dimensional image slices to be imaged at the corresponding depth of field, so as to which the field information of three-dimensional body is put into human eye, allows user's body
Real 3-D effect is tested, the application of wear-type visual device is significantly greatly increased.
The present invention provides a kind of true three- dimensional panoramic show wear-type visual device, the depth of view information included according to 3-D view
3-D view is cut into multiple both two-dimensional image slices with depth of view information, adjusted according to the depth information of both two-dimensional image slices band
The focal length of liquid crystal lens, so as to allow both two-dimensional image slices to be imaged at the corresponding depth of field, and then the field information of three-dimensional body is thrown
Enter to human eye, allow the real 3D visual effect of Consumer's Experience, realize that simple, cost is cheap, user experience is good.
The above-mentioned embodiment of the present invention can be implemented in various hardware, Software Coding or both combination.For example, this hair
It is above-mentioned that bright embodiment is alternatively the execution in data-signal image processor (Digital Signal Processor, DSP)
The program code of method.The present invention can also refer to computer image processor, data signal image processor, micro- image processor
Or the multiple functions that field programmable gate array (Field Programmable Gate Array, FPGA) performs.Can be according to this
Invention configures above-mentioned image processor and performs particular task, and it defines the machine for the ad hoc approach that the present invention discloses by performing
Readable software code or firmware code are completed.Software code or firmware code can be developed into different program languages from it is different
Form or form.Or different target platform composing software code.However, the software generation according to execution task of the present invention
Different code pattern, type and the language of code and other types configuration code do not depart from spirit and scope of the invention.
The schematical embodiment of the present invention is the foregoing is only, before the design of the present invention and principle is not departed from
Put, the equivalent variations and modification that any those skilled in the art is made, the scope of protection of the invention all should be belonged to.
Claims (10)
1. a kind of true three- dimensional panoramic show wear-type visual device, it is characterised in that the wear-type visual device includes：
Framework (10), for wear-type visual device to be worn on into user's head；
Three-dimensional image source (20), it is arranged on the framework (10), for playing 3-D view；
Image processor (30), it is connected with the three-dimensional image source (20), for being cut into the 3-D view according to the depth of field
Both two-dimensional image slices with depth of view information；
Optical module (40), it is connected with described image processor (30), for showing the both two-dimensional image slices；
Liquid lens (50), the optical module (40) is arranged at close to the side of eyes of user, for the difference according to application
The diopter of voltage transformation itself, so as to which the both two-dimensional image slices shown on the optical module (40) are being corresponded into the depth of field
Place's imaging, and then the field information of three-dimensional body is put into human eye.
2. true three- dimensional panoramic show wear-type visual device as claimed in claim 1, it is characterised in that the wear-type is visually set
It is standby also to include：
Voltage (60), and the liquid lens (50), for applying different voltage to the liquid lens (50) so as to change
The diopter of the liquid lens (50).
3. true three- dimensional panoramic show wear-type visual device as claimed in claim 1, it is characterised in that the two dimensional image is cut
The image-region corresponded on piece at the depth of field is clear, remaining image region blur.
4. true three- dimensional panoramic show wear-type visual device as claimed in claim 1, it is characterised in that the two dimensional image is cut
The display frequency of piece is 60n frames/second, wherein, n is positive integer.
5. true three- dimensional panoramic show wear-type visual device as claimed in claim 4, it is characterised in that n 3.
6. true three- dimensional panoramic show wear-type visual device as claimed in claim 1, it is characterised in that the 3-D view by
Can depth measurement degree TOF cameras, structure light video camera head or the collection of three-dimensional dual camera.
7. true three- dimensional panoramic show wear-type visual device as claimed in claim 1, it is characterised in that the framework (10) is
Spectacle frame.
8. true three- dimensional panoramic show wear-type visual device as claimed in claim 1, it is characterised in that the framework (10) is
The helmet.
9. true three- dimensional panoramic show wear-type visual device as claimed in claim 1, it is characterised in that the three-dimensional image source
(20) it is micro-display.
10. true three- dimensional panoramic show wear-type visual device as claimed in claim 1, it is characterised in that the optical module
(40) it is fiber waveguide device.
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| CN201610770922.XA CN107783291B (en) | 2016-08-30 | 2016-08-30 | Real three-dimensional holographic display head-mounted visual equipment |
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| CN201610770922.XA CN107783291B (en) | 2016-08-30 | 2016-08-30 | Real three-dimensional holographic display head-mounted visual equipment |
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Cited By (5)
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| CN109031668A (en) * | 2018-09-18 | 2018-12-18 | 京东方科技集团股份有限公司 | A kind of virtual reality device and its focal length intelligent adjusting method |
| CN109541807A (en) * | 2018-12-25 | 2019-03-29 | 北京谷东网科技有限公司 | Augmented reality 3 d display device and display methods |
| CN111830714A (en) * | 2020-07-24 | 2020-10-27 | 闪耀现实(无锡)科技有限公司 | Image display control method, image display control device and head-mounted display equipment |
| WO2021197370A1 (en) * | 2020-03-31 | 2021-10-07 | 京东方科技集团股份有限公司 | Light field display method and system, storage medium and display panel |
| US11227294B2 (en) * | 2014-04-03 | 2022-01-18 | Mentor Acquisition One, Llc | Sight information collection in head worn computing |
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