CN105404005A - Head-mounted display for augmented reality - Google Patents
Head-mounted display for augmented reality Download PDFInfo
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- CN105404005A CN105404005A CN201510929844.9A CN201510929844A CN105404005A CN 105404005 A CN105404005 A CN 105404005A CN 201510929844 A CN201510929844 A CN 201510929844A CN 105404005 A CN105404005 A CN 105404005A
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- 230000003190 augmentative effect Effects 0.000 title claims abstract description 33
- 210000001747 pupil Anatomy 0.000 claims abstract description 19
- 230000003287 optical effect Effects 0.000 claims abstract description 18
- 210000003128 head Anatomy 0.000 claims abstract description 4
- 238000003384 imaging method Methods 0.000 claims abstract description 3
- 239000011521 glass Substances 0.000 claims description 15
- 230000003993 interaction Effects 0.000 claims description 8
- 230000035515 penetration Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 210000004556 brain Anatomy 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 210000000697 sensory organ Anatomy 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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
- G02B27/0172—Head mounted 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
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/0138—Head-up displays characterised by optical features comprising image capture systems, e.g. camera
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Abstract
The invention discloses a head-mounted display for augmented reality. The head-mounted display comprises an optical part configured to inject imaging light to eye pupils of a user to form a picture; a support part which supports the optical part and is worn on the head of the user; and a shooting part configured to shoot a 360-degree panorama image by taking the user as a center and transmitting the image to the optical part. The head-mounted display for augmented reality has the following advantages: by use of the principle of multiple reflection, images on such image sources as an OLED, an LCOS and the like are projected to human eyes, at the same time, light from an external environment is not shielded from penetration into the human eyes, and thus the head-mounted display has a see-through feature.
Description
Technical field
The present invention relates to a kind of head-mounted display, in particular for the head-mounted display of augmented reality.
Background technology
People are in daily life by each sense organ of human body, and especially eyes obtain outside a large amount of external environmental information, and after these information are passed to brain, brain processes it, then draws decision guidance human body behavior.Even to this day, outside information is more and more polynary, only processes slightly not aobvious with human brain, so people just start to carry with the electronic product such as panel computer, mobile phone to help oneself to process the information day by day increased.But, these equipment still have some functionally with the restriction on Consumer's Experience.Just think, if before we directly can be worn over eyes mobile message treatment facility, these equipment directly processes it after obtaining external information, then before the result that process obtains directly being shown in human eye, more convenient and quicker is instructed action and the decision-making of people by it, Here it is wearable smart machine head-mounted display.
Head-mounted display can be divided into two kinds according to its application scenario.One is penetration (See-through) display for augmented reality (AugmentedReality), and another kind is non-penetrating type (Non-see-through) display for virtual reality (VirtualReality).When user wears the head mounted display of augmented reality, the image on the inner image source of head-mounted display can be observed, can also external environment condition be seen simultaneously; Image on this image source can be supplementing and illustrating external environment condition, can promote the judgment of user, user friendly life.When user wears virtual reality display, outer scene light can not penetrate equipment and enter human eye, can only observe the image that inner image source shows, therefore is called " non-penetrating type display "; Its feature is that its optical system field angle is very large, and the setting in addition strict to this image, just can build concrete scene before human eye, user is had be immersed in the sensation in this environment.
Chinese patent " head mounted display " (CN103217791A) proposes a kind of head mounted display comprising display part, support portion and input operation unit, this display is a kind of device of spectacle, wearableization of display device can be realized, default image can be shown before human eye.The core of head-mounted display is its optical system, namely how to realize light and enters human eye from image source and don't block external environment condition light.What this device utilized is the mode that holographic diffraction grating deviation light and light guide plate propagate light, achieves " can penetration display " characteristic of device.
United States Patent (USP) " WEARABLEDISPLAYAPPARARUS " (US20150192777A1) proposes a kind of head-mounted display utilizing optical waveguide to propagate light, this display is equally also a kind of device of spectacle, except its distinctive profile industrial design, control circuit and algorithm, image source in its optical system is inclined in optical waveguide side, the light sent through the reflection of level crossing several times, finally enters human eye by the reflective surface of one piece of aspheric surface symmetry in light guide plate.Achieve the characteristic of " can penetration display " of this device.
Use two pieces or one piece of optical waveguide is proposed as light transmission medium in " TheuseofopticalwaveguidesinHeadUpDisplay (HUD) applications " (SPIE87360E12013), the direction of propagation that holographic element is used for controlling light beam is added in optical waveguide, and the digital lenticule device proposed under use LED illumination is as light source and perspective view image source, greatly can reduce volume and the complexity of the such devices such as head mounted display, the diffraction efficiency in raising light transmition process and the contrast of projected image.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of head-mounted display for augmented reality, utilize multiple reflections principle, image projection on the image sources such as such as OLED and LCOS is entered human eye, and what the light simultaneously not blocking external environment condition entered human eye has see-through characteristic.
The present invention is achieved through the following technical solutions.
For a head-mounted display for augmented reality, comprising:
Optics, is set to imaging light to inject the configuration forming picture in user's eye pupil;
Shooting part, is set to customer-centric and absorbs the panorama picture of 360 ° and be delivered to the configuration of above-mentioned optics;
Support component, supports above-mentioned optics, above-mentioned shooting part be worn on user's head.
Further, above-mentioned optics comprises:
Image source, receives the signal of shooting part and emits beam;
Refractive prism, receives light that above-mentioned image source sends and launches light in user's eye pupil and form picture.
Further, above-mentioned refractive prism comprises:
Plane is turned back face, and the light that above-mentioned image source sends is entered refractive prism by the face refraction of turning back of above-mentioned plane;
Multiple reflecting surface, enters light in above-mentioned refractive prism and turns back face repeatedly after folding mirror by multiple above-mentioned reflecting surface and above-mentioned plane, injected in user's eye pupil by above-mentioned plane face of turning back.
Further, multiple above-mentioned reflecting surface is the conventional curved surface of free form surface.
Further, multiple above-mentioned reflecting surface be in aspheric surface, free form surface, expansion double cubic surface any one or multiple arbitrarily.
Further, above-mentioned optics also comprises:
Compensating glass, form with the split of above-mentioned refractive prism gapless the optical frames that front and rear surfaces is parallel to each other, the light of external environment condition is injected in user's eye pupil by above-mentioned compensating glass and above-mentioned refractive prism.
Further, above-mentioned support component comprises:
Picture frame;
Nose support, is arranged on above-mentioned picture frame dead ahead;
Ear-hang, is arranged on the two ends of above-mentioned picture frame rear defence.
Further, above-mentioned shooting part comprises multiple camera, and multiple above-mentioned camera is fixed on above-mentioned support component and covers the panorama that customer-centric absorbs 360 °.
Further, the head-mounted display for augmented reality also comprises control circuit, and above-mentioned control circuit loading operation system is also connected with above-mentioned shooting part, optics.
Further, the head-mounted display for augmented reality also comprises human-computer interaction module, and above-mentioned human-computer interaction module comprises:
The touch-screen of user oriented eye pupil;
Operation push-button;
System switching key.
Further, the head-mounted display for augmented reality also comprises the power module giving to power for the head-mounted display power unit of augmented reality.
Beneficial effect of the present invention:
1, the present invention proposes a kind of head-mounted display for augmented reality, having can the character of penetration display, and user reappears while 3-D view observing, and can also see the environment in human eye front.
2, the present invention proposes a kind of novel optical system for transmitting image source epigraph into wearer's eyes.This optical system is more succinct effectively, does not need very complicated lens combination.
3, the present invention is while realizing binary channels display, is also integrated with 360 ° of pan-shot video cameras, and user can be made to see the sight of oneself behind.
4, touch-screen is placed on glasses by the present invention, does not need other second human's interactive device.
Accompanying drawing explanation
Fig. 1 is the general structure schematic diagram of the present invention for the head-mounted display of augmented reality;
Structural representation when Fig. 2 is the present invention wherein refractive prism separates with compensating glass for the head-mounted display of augmented reality;
Fig. 3 is the present invention for the structural representation of head-mounted display wherein refractive prism and the compensating glass entirety of augmented reality.
Embodiment
According to drawings and embodiments the present invention is described in further detail below.
Fig. 1 is the general structure schematic diagram of the present invention for the head-mounted display of augmented reality, with reference to Fig. 1, the present invention, for the head-mounted display of augmented reality, includes optics, support component, shooting part, control circuit, human-computer interaction module, power module.
For support component, comprise picture frame 101, nose support 102 and ear-hang 103, picture frame 101 glasses are the carrying object of every other functional module, install the bracing frame being used for carrying other functional modules additional, its profile is similar to the industrial design of general spectacles, and concrete shape structure there is no particular/special requirement, does not belong to technical matters to be solved by this invention.
Nose support 102 is arranged on the dead ahead of picture frame 101, by nose support 102, the front end of picture frame is fixed on user's bridge of the nose, in the implementation case, nose support 102 is monolithic construction, equally also can be set to two flap-type structures, similar with picture frame 101, its concrete shape structure there is no particular/special requirement, does not belong to technical matters to be solved by this invention.
Ear-hang 103 has two, is separately positioned on picture frame 101 two ends below, for the rear end of picture frame 101 being fixed on the ear of user.
For shooting part, it is set to customer-centric and absorbs the panorama picture of 360 ° and be delivered to the configuration of above-mentioned optics, particularly, it comprises multiple camera, multiple camera is fixed on support component and covers the panorama that customer-centric absorbs 360 °, quantity for camera can be considered according to combined factors such as user's request and product settings, only need meet and cover the panorama that customer-centric absorbs 360 °.
In the implementation case, camera is provided with four altogether, i.e. camera 401, camera 402, camera 403, camera 404, wherein camera 401, camera 402 are arranged on forward right side, the front left side of user perspective, namely the forward right side of picture frame 101, front left side is fixed on, camera 403, camera 404 are arranged on left rear side, the right lateral side of user perspective, are namely fixed on the ear-hang of left rear side, the ear-hang of right lateral side.
Four cameras have larger field angle, the position residing for it and towards needs through necessarily special design, thus can to external environment condition 360 ° of pan-shots.User by the image transfer of camera shooting after brain to image source, and then can be observed by glasses.The image of camera shooting and video can also store even to be propagated to other equipment through wireless device.
For control circuit, arrange two altogether, be separately positioned on left and right side in the implementation case, be control circuit 302, control circuit 301, control circuit is connected with shooting part and optics respectively.Wherein be mounted with operating system, can be set to the operating systems such as Android, can run applications, expand the function of this head-mounted display, it is mainly used in the propagation of the acquisition of control information stream.
For optics, in the implementation case, optics is provided with two altogether, be separately fixed at the both sides of the front end nose support 102 of picture frame 101, be optics 2L, optics 2R, optics 2L, optics 2R are symmetrical arranged about nose support 102, only explain optics 2L at this, optics 2R is identical therewith.
Optics 2L comprises: image source 201, refractive prism 210, compensating glass 207.
Image source 201, is driven by control circuit, receives the signal of shooting part and emits beam.Refractive prism 210, the light that reception image source 201 sends also launches light into formation picture in user's eye pupil.Compensating glass 207, form with the split of refractive prism 210 gapless the optical frames that front and rear surfaces is parallel to each other, the light of external environment condition is penetrated in 210 access customer eye pupils by compensating glass 207 and refractive prism.
Specifically for refractive prism 210, it comprises: plane is turned back face 206, and the light that image source 201 sends is entered refractive prism by plane face 206 refraction of turning back; Multiple reflecting surface, enters light in refractive prism 210 and turns back after the folding mirror of more than 206 time, face by multiple reflecting surface and plane, is injected in user's eye pupil by plane face 206 of turning back.
Faced by plane is catadioptric, light not only reflects but also reflect, and requires that angle of incidence of light is greater than its angle of total reflection, realize the total reflection of light during reflection.
Multiple reflecting surface be in aspheric surface, free form surface, expansion double cubic surface any one or multiple arbitrarily, simultaneously these three reflectings surface are coated with semi-transparent semi-reflecting film, ensure that they are while reflection image source glazed thread, extraneous light can normally through.
In the implementation case, reflecting surface is provided with three altogether, i.e. the first reflecting surface 202, second reflecting surface 203 and the 3rd reflecting surface 204, and concrete quantity is arranged mainly determines according to product size and specification, there is no concrete quantity and limits.
The detailed process of optics 2L in the implementation case: control circuit drives image source 201 to emit beam 209, first light 209 entered refractive prism 210 by plane catadioptric face 206 refraction, then reflected by the first reflecting surface 202, light after reflection again face 206 catadioptric with plane is crossing and be totally reflected, light is reflected by the second reflecting surface 203 afterwards, then light is totally reflected by the catadioptric face 206 of plane again, light after total reflection is reflected by the 3rd reflecting surface 204, and last light enters human eye access customer eye pupil 205 after being reflected by the catadioptric face 206 of plane.In order to enter human eye with realizing external environment condition light 208 aberrationless, compensating glass 207 and refractive prism 210 are spelled and rear optical system is bordering in rectangular parallelepiped, ensure that front and rear surfaces is parallel.The material that compensating glass 207 adopts is identical with refractive prism 210, ensures that extraneous light can enter user's eye pupil 205 to aberrationless.
Image source 201 size is less, and Diagonal Dimension is below 1 inch, and its resolution can be high or low.Show the simple information of some word classes if only need, it is enough for the resolution of about 100x100; If desired showing the complex information that such as picture and video are such, then need the sufficiently high micro-display of resolution, can be the image sources such as OLED, LCOS or LCD.
The optics of the implementation case, emergent pupil size is 8mm, and field angle is 28 °, and emergent pupil is apart from being 15mm, and image source Diagonal Dimension used is 0.7 inch.
For human-computer interaction module, it comprises touch-screen 501, operation push-button 502, the system switching key 503 of user oriented eye pupil.Now this head-mounted display can be regarded as the mobile phone be worn on the head, and regular handset distinguish be display screen in the offering, touch-screen 501 and display screen separately, are positioned at the right side of picture frame 101.
Touch-screen 501 is arranged on picture frame 101, can improve the convenience of system, facilitates man-machine interaction on the one hand, makes head-mounted display not need other additional input equipment on the other hand.
Operation push-button 502 with android system standard be Menu key, homepage key and return key.These are relevant to the operating system of loading in control circuit.Current android system no longer needs operation push-button and instead of with virtual key, so operation push-button here and touch-screen can be merged completely, is changed to the touch-screen that size is larger.
For human-computer interaction module, this part is not that the present invention is necessary, not Key technique problem to be solved by this invention, mentions mainly show that the present invention will protect the complete function of product at this.
For power module, include battery core, feed circuit and charging inlet, it is prior art, in the implementation case, power module is provided with two, i.e. power module 601 and power module 602, be responsible for the electricity supply of whole system, being placed on picture frame 101 rear can the counterweight of balanced system, improves the comfortable wearing degree of head-mounted display.
The present invention, for the head-mounted display of augmented reality, proposes a kind of head-mounted display for augmented reality, and having can the character of penetration display, and user reappears while 3-D view observing, and can also see the environment in human eye front; Propose a kind of novel optical system for transmitting image source epigraph into wearer's eyes.This optical system is more succinct effectively, does not need very complicated lens combination; While realizing binary channels display, be also integrated with 360 ° of pan-shot video cameras, user can be made to see the sight of oneself behind; Touch-screen is placed on glasses, does not need other second human's interactive device.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to allow the personage being familiar with this art can understand content of the present invention and be implemented, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed in protection scope of the present invention.
Claims (10)
1. for a head-mounted display for augmented reality, it is characterized in that, comprising:
Optics, is set to imaging light to inject the configuration forming picture in user's eye pupil;
Shooting part, is set to customer-centric and absorbs the panorama picture of 360 ° and be delivered to the configuration of described optics;
Support component, supports described optics, described shooting part be worn on user's head.
2. the head-mounted display for augmented reality according to claim 1, is characterized in that, described optics comprises:
Image source, receives the signal of shooting part and emits beam;
Refractive prism, receives light that described image source sends and launches light in user's eye pupil and form picture.
3. the head-mounted display for augmented reality according to claim 2, is characterized in that, described refractive prism comprises:
Plane is turned back face, and the light that described image source sends is entered refractive prism by the face refraction of turning back of described plane;
Multiple reflecting surface, enters light in described refractive prism and turns back face repeatedly after folding mirror by multiple described reflecting surface and described plane, injected in user's eye pupil by described plane face of turning back.
4. the head-mounted display for augmented reality according to claim 3, is characterized in that, multiple described reflecting surface is the conventional curved surface of free form surface.
5. the head-mounted display for augmented reality according to claim 4, is characterized in that, multiple described reflecting surface be in aspheric surface, free form surface, expansion double cubic surface any one or multiple arbitrarily.
6. the head-mounted display for augmented reality according to claim 2, is characterized in that, described optics also comprises:
Compensating glass, form with the split of described refractive prism gapless the optical frames that front and rear surfaces is parallel to each other, the light of external environment condition is injected in user's eye pupil by described compensating glass and described refractive prism.
7. the head-mounted display for augmented reality according to claim 1, is characterized in that, described support component comprises:
Picture frame;
Nose support, is arranged on described picture frame dead ahead;
Ear-hang, is arranged on the two ends of described picture frame rear defence.
8. the head-mounted display for augmented reality according to claim 1, is characterized in that, described shooting part comprises multiple camera, and multiple described camera is fixed on described support component and covers the panorama that customer-centric absorbs 360 °.
9. the head-mounted display for augmented reality according to claim 1, is characterized in that, the head-mounted display for augmented reality also comprises control circuit, and described control circuit loading operation system is also connected with described shooting part, optics.
10. the head-mounted display for augmented reality according to claim 1, is characterized in that, the head-mounted display for augmented reality also comprises human-computer interaction module, and described human-computer interaction module comprises:
The touch-screen of user oriented eye pupil;
Operation push-button;
System switching key.
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| CN201510929844.9A CN105404005A (en) | 2015-12-10 | 2015-12-10 | Head-mounted display for augmented reality |
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| CN201510929844.9A CN105404005A (en) | 2015-12-10 | 2015-12-10 | Head-mounted display for augmented reality |
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| CN105404005A true CN105404005A (en) | 2016-03-16 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105939473A (en) * | 2016-06-22 | 2016-09-14 | 苏州昆亭机电科技有限公司 | Head-mounted virtual reality device |
| CN106773067A (en) * | 2017-03-21 | 2017-05-31 | 深圳市魔眼科技有限公司 | A kind of transmission-type AR and VR switching display devices, method and transparency adjusting method |
| CN107329256A (en) * | 2016-04-28 | 2017-11-07 | 江苏慧光电子科技有限公司 | Display device and its control method |
| WO2017190635A1 (en) * | 2016-05-02 | 2017-11-09 | Huawei Technologies Co., Ltd. | Head mounted display content capture and sharing |
| CN107463258A (en) * | 2017-08-07 | 2017-12-12 | 北京铂石空间科技有限公司 | Head-mounted display apparatus, wear-type show interactive system and display exchange method |
| CN108227072A (en) * | 2017-12-15 | 2018-06-29 | 北京理工大学 | A kind of expansion emergent pupil compact nanostructured waveguide display methods and system |
| CN108237975A (en) * | 2016-12-23 | 2018-07-03 | 大众汽车（中国）投资有限公司 | A kind of method and apparatus for Illumination adjusting |
| CN108761801A (en) * | 2018-08-17 | 2018-11-06 | 杨建明 | Simple and practical augmented reality glasses |
| WO2019148710A1 (en) * | 2018-01-31 | 2019-08-08 | 昆山工研院新型平板显示技术中心有限公司 | Display panel and device thereof |
| CN110572632A (en) * | 2019-08-15 | 2019-12-13 | 中国人民解放军军事科学院国防科技创新研究院 | Augmented reality display system, helmet and method based on sight tracking |
| CN115016122A (en) * | 2020-02-19 | 2022-09-06 | Oppo广东移动通信有限公司 | Head-mounted device |
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| CN107329256A (en) * | 2016-04-28 | 2017-11-07 | 江苏慧光电子科技有限公司 | Display device and its control method |
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| CN108227072B (en) * | 2017-12-15 | 2019-08-27 | 北京理工大学 | A kind of expansion emergent pupil compact nanostructure waveguide display methods and system |
| WO2019148710A1 (en) * | 2018-01-31 | 2019-08-08 | 昆山工研院新型平板显示技术中心有限公司 | Display panel and device thereof |
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| CN108761801A (en) * | 2018-08-17 | 2018-11-06 | 杨建明 | Simple and practical augmented reality glasses |
| CN108761801B (en) * | 2018-08-17 | 2020-10-02 | 杨建明 | Simple and practical augmented reality glasses |
| CN110572632A (en) * | 2019-08-15 | 2019-12-13 | 中国人民解放军军事科学院国防科技创新研究院 | Augmented reality display system, helmet and method based on sight tracking |
| CN115016122A (en) * | 2020-02-19 | 2022-09-06 | Oppo广东移动通信有限公司 | Head-mounted device |
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Application publication date: 20160316 |