CN209281075U - Augmented reality device - Google Patents
Augmented reality device Download PDFInfo
- Publication number
- CN209281075U CN209281075U CN201821779701.XU CN201821779701U CN209281075U CN 209281075 U CN209281075 U CN 209281075U CN 201821779701 U CN201821779701 U CN 201821779701U CN 209281075 U CN209281075 U CN 209281075U
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- augmented reality
- light
- reality device
- user
- waveguide
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- 230000003190 augmentative effect Effects 0.000 title claims abstract description 62
- 238000001914 filtration Methods 0.000 claims abstract description 47
- 230000003287 optical effect Effects 0.000 claims abstract description 28
- 239000007787 solid Substances 0.000 claims description 7
- 238000003491 array Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- 210000003128 head Anatomy 0.000 description 6
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- G02B27/0172—Head mounted characterised by optical features
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T19/00—Manipulating 3D models or images for computer graphics
- G06T19/006—Mixed reality
-
- 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
- G02B2027/0118—Head-up displays characterised by optical features comprising devices for improving the contrast of the display / brillance control visibility
-
- 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
- G02B2027/0178—Eyeglass type
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Computer Graphics (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Theoretical Computer Science (AREA)
Abstract
The utility model discloses a kind of for improving the augmented reality device (2) used under strong exterior light conditions.The augmented reality device includes augmented reality waveguide (4) and filtering apparatus (8), and the filtering apparatus (8) is fixed relative to waveguide (4).Filtering apparatus (8) further include: the first array lenticule (12), the first array lenticule (12) are arranged to receive the light from external environment；Second array lenticule (14), the second array lenticule (14) are arranged to receive the light from the first array lenticule (12) and guide light towards user；And addressable layer (16), the addressable layer (16) are located between two microlens arrays, wherein addressable layer (16) can be addressed for use as optical filter.
Description
Technical field
The utility model relates to augmented reality device and for improving the technology used under intense light conditions such as daylight.
Background technique
Wear-type augmented reality system can be worn on the head of user, to enhance and use by providing additional light
Perception of the person to real world.Known head-mounted system includes glasses and helmet structure.
Waveguiding structure can be used and provide augmented reality light to user.Diffraction grating is located in waveguide or in waveguide,
With will be from projector optically coupling in waveguide.It is then possible to couple light out from waveguide using other diffraction grating structure
And it is coupled towards user.Similar result can be generated using other augmented realities.For example, prism projector or base
Multiple lens or prism can be used in the augmented reality system of prism design to control light of the light from display unit to user
Ways for education diameter.
These application in optical component such as waveguide or prism be usually it is transparent, user is observed and is come from
The light of the light of projector and the external environment from optical component.
However, many augmented reality systems have difficulties when they are under the intense light conditions including daylight.This
A little difficulties may can also be interacted due to the optical component for controlling the light from projector with the light from the external world
And it generates.
Specifically, it has been found that in some cases, guide some incidences of the eyes of user into from external environment
Light for the user may be excessively bright.This high brightness may damage user to the vision of external environment or reduce to increasing
The visibility for the information that strong computer generates.The example of the light source led to the problem of includes the reflection of the sun or the sun and heads on
And the full beam headlight of the vehicle come.
Utility model content
The purpose of this utility model is the ability for improving wear-type augmented reality system and using in various lighting conditions, and
Reduce user's undesirable optical effect experienced.
Aspect according to the present utility model provides a kind of augmented reality device, which includes that enhancing is existing
Real waveguide and filtering apparatus, the filtering apparatus are fixed relative to waveguide, which includes: the first array lenticule, the
An array lenticule is arranged to receive the light from external environment；Second array lenticule, second array lenticule are arranged to connect
It receives the light from the first array lenticule and guides light towards user；And addressable layer, addressable layer are located in first
Between array lenticule and second array lenticule, wherein addressable layer can be addressed for use as optical filter.
By this method, augmented reality device can produce optical filter.Advantageously, filtering apparatus can make by making being presented to
Brightness caused by exterior light in the specific region of the augmented reality image of user reduces.For example, filtering apparatus can be sought
Location is to create optical filter in the region where the sunlight of image, this dazzle that will be advantageously reduced in user's eyes.
Waveguide can be positioned between filtering apparatus and user.By this method, filtering apparatus can reach waveguide in light
The light of filtering external environment before.Advantageously, augmented reality device can will not need to be further configured to mend via waveguide
The optical settings in any region of high brightness are repaid to generate the augmented reality image of projection to user.For example, being seen by user
The color of a part for the augmented reality image seen and brightness are in high-brightness region (being filtered by filtering apparatus) and low brightness area
It is identical between (not filtered by filtering apparatus).
Filtering apparatus can be positioned between waveguide and user.By this method, filtering apparatus can be with filtering external environment
With the light of waveguide.Advantageously, filtering apparatus can be configured to group light combination (external environment and the augmented reality for being presented to user
Light) it is controlled.Microlens array is segmented into multiple element, these elements can be optimized for aberration.Augmented reality
Device can be wear-type device.By this method, the user for wearing wear-type augmented reality system, which can watch, to be projected
Augmented reality image simultaneously filters out any undesirable high-brightness region.Advantageously, head installation part can help component is opposite
In being fixed to one another or position.Head installation part can also be created when wear-type augmented reality system is worn on the user's head
Build user's imagination eye position.
Preferably, there are the multiple paths being distributed with solid angle, the solid angle is false from the user in augmented reality device
Think that eye position extends towards filtering apparatus, wherein addressable layer is configured to filter the light at least one path in path.
By this method, addressable layer can filter at least one path in the multiple paths being located in the user visual field
Light.Advantageously, optical filter can be addressed selectively, only to filter the undesirable light that the person of being likely to be used sees.Make
User's imagination eye position can correspond to multiple paths being capable of imaginary focus extending therefrom.Since user has not similar shape
The head of shape, therefore the physical location of user's eyes may be slightly different with imaginary eye position.However, filtering apparatus can be with
It is effective to a series of eye positions near imaginary eye position.
Augmented reality device can be head-up display.By this method, head-up augmented reality system can be in different situations
Lower use.For example, (sun may be on daytime in these cases for pilot's cockpit, vehicle windscreen or building window
It is mobile across window).
Preferably, there are the multiple paths being distributed at least one solid angle, at least one solid angle is from augmented reality
At least one user's sight in device extends towards filtering apparatus, wherein addressable layer is configured to filter along path
The light at least one path.
By this method, addressable layer can filter at least one path in the multiple paths being located in user's sight
Light.Advantageously, optical filter can be addressed selectively, only to filter the undesirable light that the person of being likely to be used sees.It can
To recognize in order that, the imaginary sight of user by due to the different different distance of user's height and user away from display and
Change.Head-up display can be configured to allow to adjust at least one user's imagination sight according to these differences.
Preferably, the augmented reality device according to face either in aforementioned aspects, further includes: projector；Input
Diffraction optical element, the input diffraction optical element are configured to receive the light from projector and couple light into waveguide；With
And output diffraction optical element, the output diffraction optical element are configured to for light being coupled out from waveguide towards user.
Detailed description of the invention
The embodiments of the present invention is described by way of example now with reference to attached drawing, in the accompanying drawings:
Fig. 1 is the side view of augmented reality system；
Fig. 2 is the side view of another augmented reality system in another embodiment of the utility model；
Fig. 3 is the side view of another augmented reality system as wear-type device；
Fig. 4 is the side view of another augmented reality system as head-up display；
Fig. 5 shows the filtering apparatus of another embodiment；And
Fig. 6 shows the filtering apparatus of another embodiment.
Specific embodiment
As shown in Figure 1, augmented reality device 2 has augmented reality waveguide 4, projector 6 and filtering apparatus 8.Augmented reality
Device 2 has frame 10, and waveguide 4, projector 6 and filtering apparatus 8 are fixed on the frame 10.Waveguide 4 is in user and filters
Frame 10 is fixed between device 8.Filtering apparatus 8 includes the first array lenticule 12, second array lenticule 14 and can seek
Location layer 16.
Filtering apparatus 8 can be Gabor super lens optical system, and Gabor super lens optical system includes two lenticules
Array, in two microlens arrays, there is fine difference in the spacing between each lenticule in lenticule relative to each other.
The relative displacement of each lenticule focuses light image conventional lenses equally.Refraction, diffraction or Fresnel can be used in lenticule
Technology (Fresnel techniques) construction.Addressable layer 16 can be positioned at the first array lenticule 12 and and second array
Fourier's optical filter in Gabor super lens between lenticule 14.Fourier filter includes pixelation liquid crystal absorber,
In, multiple pixels can be addressed.Advantageously, user will be allowed by using " black the function that multiple pixels are addressed
Color pixel " inhibits external world light or blocks selected view to enhance augmented reality image.
Input diffraction optical element 18 is located in waveguide 4, to receive the light from projector 6 and couple light into waveguide
In 4.Output diffraction optical element 20 is located in waveguide 4, the light in waveguide 4 is coupled out waveguide 4 towards user.With this
The sight for the external environment that user can perceive them by transparent waveguide 4 can be enhanced in kind mode, the light from projector 6
It examines.
Those skilled in the art will readily occur to the alternative optics used in the augmented reality device in addition to waveguide
Component, such as prism.
Fig. 2 is another embodiment augmented reality device 102 of augmented reality device, wherein device 102 has enhancing existing
Real waveguide 104, projector 106 and filtering apparatus 108.Augmented reality device 102 has frame 110, waveguide 104, projector 106
It is fixed on the frame 110 with filtering apparatus 108.Filtering apparatus 108 is fixed to frame 110 between user and waveguide 104.
Filtering apparatus 108 includes the first array lenticule 112, second array lenticule 114 and addressable layer 116.
Input diffraction optical element 118 is located in waveguide 104, to receive the light from projector 106 and by optical coupling
Into waveguide 104.Output diffraction optical element 120 is located in waveguide 104, the light in waveguide 104 is coupled from waveguide 104
Out towards user.
Fig. 3 is the augmented reality device 202 of another embodiment, wherein frame 210 is configured to for making device 202
Wear-type device.Frame 210 is arranged for fixed waveguide 204, projector 206 and filtering apparatus 208.In one arrangement,
Frame 210 is similar to the frame of a pair of glasses.In another arrangement, frame 210 is the helmet.
Frame 210 is configured to waveguide 204 and filtering apparatus 208 in the imaginary eye position 212 relative to user
It is spaced apart at position.By this method, filtering apparatus 208 can be filtered along the more of the imaginary eye position 212 relative to user
The light at least one path in a path.
In one arrangement, waveguide 204 is located between user and filtering apparatus 208.In another arrangement, filter dress
208 are set to be located between user and waveguide 204.
Fig. 4 is the augmented reality device 302 of another embodiment, wherein frame 310 is configured to for making device 302
Head-up display device.Frame 310 is arranged for fixed waveguide 304, projector 306 and filtering apparatus 308.
Frame 310 is configured to waveguide 304 and filtering apparatus 308 in the imaginary sight relative at least one user
It is spaced apart at 312 position.By this method, filtering apparatus 308 can be filtered along the more of the imaginary sight 312 relative to user
The light at least one path in a path.The imaginary sight of user by relative to different user's height and user away from
The different distance of display and change.Head-up display can be configured to allow to adjust at least one use according to these differences
Person's imagination sight.
In one arrangement, waveguide 304 is located between user and filtering apparatus 308.In another arrangement, filter dress
308 are set to be located between user and waveguide 304.
Fig. 5 shows the filtering apparatus 402 of another embodiment, wherein the first array lenticule 404 includes two groups micro-
Mirror 406 and 408.First array lenticule 404 is arranged to receive the light from external environment and by light towards 410 He of addressable layer
Second array lenticule 412 guides.
Fig. 6 shows the filtering apparatus 502 of another embodiment, wherein the first array lenticule 504 includes two groups micro-
Mirror 506 and 508.First array lenticule 504 is arranged to receive the light from external environment and by light towards 510 He of addressable layer
Second array lenticule 512 guides.Second array lenticule 512 includes two groups of lenticules 514 and 516.
Those skilled in the art will readily occur to the alternative configuration of the filtering apparatus used in augmented reality system.
Claims (8)
1. a kind of augmented reality device, which is characterized in that the augmented reality device includes:
Augmented reality waveguide；And
Filtering apparatus, the filtering apparatus are fixed relative to the augmented reality waveguide, and the filtering apparatus includes:
First array lenticule, the first array lenticule are arranged to receive the light from external environment；
Second array lenticule, the second array lenticule are arranged to receive the light from the first array lenticule and incite somebody to action
Light is guided towards user；And
Addressable layer, the addressable layer are located between the first array lenticule and the second array lenticule,
In, the addressable layer can be addressed for use as optical filter.
2. augmented reality device according to claim 1, wherein the augmented reality waveguide is located in the filtering apparatus
Between the user.
3. augmented reality device according to claim 1, wherein the filtering apparatus is located in the augmented reality waveguide
Between the user.
4. augmented reality device according to claim 2 or 3, wherein the augmented reality device is wear-type device.
5. augmented reality device according to claim 4, wherein there are the multiple paths being distributed with solid angle, it is described vertical
Body angle extends from user's imagination eye position in the augmented reality device towards the filtering apparatus, wherein it is described can
Addressing layer is configured to filter the light at least one path in the path.
6. augmented reality device according to claim 2 or 3, wherein the augmented reality device is head-up display.
7. augmented reality device according to claim 6, wherein there are the multiple roads being distributed at least one solid angle
Diameter, at least one described solid angle is from least one user's sight in the augmented reality device towards the filtering apparatus
Extend, wherein the addressable layer is configured to filter the light at least one path in the path.
8. augmented reality device according to any one of claims 1 to 3, further includes:
Projector；
Input diffraction optical element, the input diffraction optical element is configured to receive the light from the projector and by optocoupler
It closes in the augmented reality waveguide；And
Diffraction optical element is exported, the output diffraction optical element is configured to light being coupled out court from the augmented reality waveguide
To user.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1718511.7 | 2017-11-09 | ||
| GB1718511.7A GB2568265A (en) | 2017-11-09 | 2017-11-09 | Augmented reality system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209281075U true CN209281075U (en) | 2019-08-20 |
Family
ID=60788240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821779701.XU Active CN209281075U (en) | 2017-11-09 | 2018-10-31 | Augmented reality device |
Country Status (4)
| Country | Link |
|---|---|
| CN (1) | CN209281075U (en) |
| GB (1) | GB2568265A (en) |
| TW (1) | TW201932913A (en) |
| WO (1) | WO2019092393A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114624818A (en) * | 2022-03-18 | 2022-06-14 | 天津山河光电科技有限公司 | Fiber grating device and sensing equipment |
| WO2022227025A1 (en) * | 2021-04-30 | 2022-11-03 | 京东方科技集团股份有限公司 | Dual-gate line array substrate and display panel |
| US11698531B2 (en) | 2020-04-23 | 2023-07-11 | Acer Incorporated | Optical device combining spectacle function with augmented reality function and augmented reality device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5973844A (en) * | 1996-01-26 | 1999-10-26 | Proxemics | Lenslet array systems and methods |
| US20130021226A1 (en) * | 2011-07-21 | 2013-01-24 | Jonathan Arnold Bell | Wearable display devices |
| US9874749B2 (en) * | 2013-11-27 | 2018-01-23 | Magic Leap, Inc. | Virtual and augmented reality systems and methods |
| WO2015100714A1 (en) * | 2014-01-02 | 2015-07-09 | Empire Technology Development Llc | Augmented reality (ar) system |
| US20160334636A1 (en) * | 2014-01-27 | 2016-11-17 | Empire Technology Development Llc | Light field filter |
| WO2016084831A1 (en) * | 2014-11-27 | 2016-06-02 | ソニー株式会社 | Optical device and display device |
| US20170255020A1 (en) * | 2016-03-04 | 2017-09-07 | Sharp Kabushiki Kaisha | Head mounted display with directional panel illumination unit |
-
2017
- 2017-11-09 GB GB1718511.7A patent/GB2568265A/en not_active Withdrawn
-
2018
- 2018-10-18 WO PCT/GB2018/053020 patent/WO2019092393A1/en active Application Filing
- 2018-10-31 CN CN201821779701.XU patent/CN209281075U/en active Active
- 2018-11-06 TW TW107139253A patent/TW201932913A/en unknown
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11698531B2 (en) | 2020-04-23 | 2023-07-11 | Acer Incorporated | Optical device combining spectacle function with augmented reality function and augmented reality device |
| WO2022227025A1 (en) * | 2021-04-30 | 2022-11-03 | 京东方科技集团股份有限公司 | Dual-gate line array substrate and display panel |
| CN114624818A (en) * | 2022-03-18 | 2022-06-14 | 天津山河光电科技有限公司 | Fiber grating device and sensing equipment |
| CN114624818B (en) * | 2022-03-18 | 2024-03-29 | 苏州山河光电科技有限公司 | Fiber bragg grating device and sensing equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019092393A1 (en) | 2019-05-16 |
| GB201718511D0 (en) | 2017-12-27 |
| GB2568265A (en) | 2019-05-15 |
| TW201932913A (en) | 2019-08-16 |
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