CN108732752A - It is a kind of to be used for virtual reality, the display equipment of Augmented Reality - Google Patents
It is a kind of to be used for virtual reality, the display equipment of Augmented Reality Download PDFInfo
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- CN108732752A CN108732752A CN201810022370.3A CN201810022370A CN108732752A CN 108732752 A CN108732752 A CN 108732752A CN 201810022370 A CN201810022370 A CN 201810022370A CN 108732752 A CN108732752 A CN 108732752A
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- G—PHYSICS
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- 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
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- G—PHYSICS
- G02—OPTICS
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- 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
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/22—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the stereoscopic type
- G02B30/25—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the stereoscopic type using polarisation techniques
-
- 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
- G02B2027/011—Head-up displays characterised by optical features comprising device for correcting geometrical aberrations, distortion
-
- 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
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- 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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- 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 present invention discloses a kind of framework and design of the wearable device applied for virtual reality and Augmented Reality for virtual reality, the display equipment of Augmented Reality, description.According to an aspect of the present invention, a kind of display device is manufactured in the form of a pair of glasses and includes the part of minimal amount to reduce its complexity and weight.Independent outer cover is provided as portable to attach or be attached to user's (for example, pocket or waistband).The outer cover includes all required parts and circuit for generating the content applied for virtual reality and/or Augmented Reality.The content is picked up by optical cable and is transported to the glasses by one or more of optical cable optical fiber optically, wherein the content projects to respectively shows the content and the eyeglass that manufactures exclusively for the drawing axis in wearer.
Description
Technical field
The present invention relates generally to the field of display device, and more particularly to the framework and design of display device,
Wherein display device is manufactured in the form of a pair of glasses, and can be used for including the virtual reality with 3D abilities, Augmented Reality
In various applications.
Background technology
Virtual reality or VR are normally defined created using the interactive software and hardware and body by movement of main body
Reality and the immersion simulation for the three-dimensional environment tested or controlled.It usually can be looked about using the people of virtual reality device artificially generated
Three-dimensional environment, wherein going about and interacted with the feature or project described on screen or in goggles.Virtual Reality Human
Work creates sense learning through practice, may include vision, tactile, the sense of hearing and less frequent smell.
Augmented Reality (AR) is to carry out the enhancing of computer generation based on existing reality so as to via the ability interacted
Make its more significant technology.It uses in AR exploitations to application and on the mobile device so that digital assembly is mixed into real generation
Boundary so that it enhances each other, but can also easily verify that.AR technologies are quickly becoming mainstream.It is used to show on the mobile device
Show the score coating of the sports tournament about television broadcasting and pop-up 3D Emails, photo or text message.The leader of industry
Persons are also just utilizing hologram and motion-activated order to carry out exciting and revolutionary item using AR.
The delivering method of virtual reality and Augmented Reality is different when individually inspecting.Most of virtual reality in 2016
On computer monitor, projecting apparatus screen or utilize virtual reality head-wearing device (also referred to as head-mounted display or HMD)
Any one shows.The form of wear-type goggles of the drawing axis with screen is usually taken in HMD.Virtual reality is actually logical
It crosses cut-out outside stimulus and brings user into digital world.By this method, user focuses simply in the number just shown in HMD
Hold.Augmented Reality in the mobile device such as laptop computer, smart phone and tablet computer more and more by
It uses, in a manner of changing real world and digital picture, figure intersection and interaction.
In fact, not VR is relative to AR always, because it is not operated independently of one another always, and actually it is usually
It mixes to generate the experience of more immersion.For example, as being added to and the vibration of the interaction of figure and feeling
Touch feedback be considered as amplification.However, its usually in virtual reality scenario using to keep experience more lively via tactile.
Virtual reality and Augmented Reality are by becoming to be immersed in the analog platform for entertaining and playing or add number
The protrusion example for the experience and interaction that the needs of the new dimension of interaction between device and real world are pushed.Its is independent or mixed
It is combined and unquestionably similarly opens true and virtual two worlds.
Nowadays exemplary goggles that Fig. 1 displayings are usually seen in the market for delivering or showing the application of VR or AR.
It regardless of the design of goggles, seems that volume is necessarily large and bulky, and generates inconvenience when user wears.In addition, most of
Goggles can not be had an X-rayed.In other words, when user wears goggles, he or she cannot see or do any other things.Cause
This, needs a kind of equipment showing VR and AR and user is allowed optionally to execute other tasks.
Developing the various wearable devices for VR/AR and holographic applications.Fig. 2 is shown from Microsoft's
The schematic diagram of HoloLens.Its 579g that weighs (1.2lbs).In the case of the weight, wearer will sense after wearing a period of time
To uncomfortable.In fact, available product is usually heavy compared with normal glasses in market and volume is big.Therefore, it further needs
It wants a kind of wearable AR/VR to inspect or display device, looks similar to a secondary common spectacles but can also be processed into have
Smaller area occupied, the impact property of enhancing, lower cost encapsulation and easier manufacturing process.
Most of wearable AR/VR are inspected or display device can show 3D videos or image based on 3D contents.Separately
The outer perspective glasses for needing a pair that can show 3D display.
Invention content
This part intends to summarizes some aspects of the present invention and simply introduces some preferred embodiments.Can make this part with
And it makes a summary with simplification or the omission in title in order to avoid obscuring the purpose of this part, abstract and title.These simplify or omit not
Wish to limit the scope of the invention.
The present invention relates generally to the framework and design of the wearable device for virtual reality and Augmented Reality application.
According to an aspect of the present invention, a kind of display device is manufactured in the form of a pair of glasses and includes the part of minimal amount to subtract
Its small complexity and weight.Independent valve jacket or outer cover are provided as portable to attach or be attached to user (for example, pocket or waist
Band).The outer cover includes all required parts and circuit to generate the content for virtual reality and Augmented Reality application, from
And generate the part of the minimal amount needed on glasses, therefore generate the smaller areas occupied of glasses, enhancing impact property, compared with
Low-cost package and easier manufacturing process.The content is picked up optically by optical cable and is transported by the optical fiber in optical cable
Glasses are sent to, wherein the content projects to the eyeglass that is specifically manufactured for described in being shown in the drawing axis of wearer respectively
Content.
The main technical schemes of the present invention are as follows：
A kind of display equipment, it is characterised in that：It includes：
At least one integrated eyeglass, the integrated eyeglass are corrected eyeglass by prism-integrated and optics by are formed, wherein described
Optics, which corrects eyeglass and is used for correcting, leaves the refractive optics path of the prism to allow user's nothing by the integrated eyeglass by
Watch to optical distortion；
An at least optical fiber, seals in cable, and the optical fiber has a first end and a second end；
A pair of of temple, at least one temple and the first end of the optical fiber are integrated or coupled to the described of the optical fiber
First end, wherein the extension of optical fiber exceeds the temple to receive two dimension 2D optical pictures at the second end of the optical fiber
Picture, the optical imagery are generated in the mancarried device remotely placed relative to the display equipment, and the optical fiber passes through
The optical imagery is transported to the first end, the light by the total reflection in the optical fiber from the second end of the optical fiber
It learns image and institute is projected to from the displayed image on the miniscope device sealed in the mancarried device by eyeglass
It states in the second end of optical fiber；And projector mechanism, from the first end of the optical fiber receive the optical imagery and
The wearer in the optical image projection to the integrated eyeglass, wearing the display equipment be can see into the optical picture
Picture.
Preferably, the optical imagery is the collection of the light beam for the varying strength collected from displayed image by the eyeglass
It closes, the light beam all travels across the optical fiber simultaneously.
Preferably, further comprise that another integrated eyeglass, another integrated eyeglass are repaiied by prism-integrated and optics
Positive eyeglass and formed to allow the user to have an X-rayed another integrated eyeglass and without optical distortion.
Preferably, the optical cable transports another optical imagery from another displayed image, and the projector mechanism is pacified
It sets near the integrated eyeglass and another integrated eyeglass or just between them, to be directed to the wearer's respectively
Left eye and right eye are by the optical imagery and another optical image projection to the integrated eyeglass and another integrated mirror
Piece.
Preferably, the projector mechanism includes focusing lens, and the optical imagery is focused and projected by the focusing lens
Onto the first edge of the prism.
Preferably, the projector mechanism includes one group of variable focusing device, at least one of described variable focusing device
It can adjust to focus on the optical imagery from the optical fiber in the first edge of the prism.
Preferably, the projector mechanism includes：The optical imagery is transformed into from a bands of a spectrum another by imaging media
Bands of a spectrum；And focusing lens, the converted optical imagery is focused and is projected in the first edge of the prism.
Preferably, further comprise：Optical waveguide receives the light on the side for projecting to the optical waveguide
It learns image and the optical imagery is traveled to the other side of the optical waveguide, the propagated optical imagery is by described
The wearer at the other side of optical waveguide sees.
Preferably, the temple is provided as inflexible, and the part for extending beyond the temple of the cable is
It is flexible.
Preferably, the part of the temple and the cable removedly connects.
Preferably, the extension of the part of the cable seals more in the functionality for forming the part of dress
Layer structure is interior or is attached to the functional multi layer structure.
A kind of display equipment comprising：First and second integrated eyeglasses, it is each in the first and second integrated eyeglass
It is a eyeglass to be corrected by prism-integrated and optics by is formed, wherein optics amendment eyeglass is provided to correct and leaves the rib
The refractive optics path of mirror is to allow user without optical distortion to be watched by the integrated eyeglass；At least optical fiber seals
In cable, the optical fiber has a first end and a second end；A pair of of temple, the first end collection of each temple and the optical fiber
At or be coupled to the first end of the optical fiber, wherein the extension of optical fiber at its described second end to receive first and the
Two optical imagerys, the optical imagery is generated in the mancarried device remotely placed relative to the display equipment, described
The optical imagery is transported to described first by optical fiber by the total reflection in the optical fiber from the second end of the optical fiber
End, the optical imagery is by eyeglass from the displayed image on the miniscope device sealed in the mancarried device
It projects in the second end of the optical fiber；And projector mechanism, it is placed between first and second eyeglass to divide
Safety pin is to the left eye of the user and right eye by first and second optical image projection to first and second integrated mirror
In piece.
Preferably, the projector mechanism includes a pair of of focusing lens, and the focusing lens are by first and second optics
Image is focused and is projected on the edge of the prism in each in first and second eyeglass.
According to another aspect of the present invention, the glasses (that is, eyeglass therein) and the outer cover are by including at least one
The optical cable of a optical fiber couples, and wherein optical fiber is responsible for interior perhaps optical imagery through the total internal reflection in optical fiber from one end of optical fiber
It is transported to its other end.Optical imagery is picked up by focusing lens from the miniscope in outer cover.
In accordance with a further aspect of the present invention, each in eyeglass includes the prism of a certain form, by orthographic projection to rib
Optical imagery on one edge of mirror travels to optical path and makes user that the optical imagery can be seen.The prism also with
Optics corrects eyeglass and integrates or be stacked on optics amendment eyeglass, and the optics corrects eyeglass and the optics amendment eyeglass of prism is mutual
It mends or reciprocal to form the integrated eyeglass of glasses.The optics is provided and corrects eyeglass to correct the optical path from prism, from
And allow user perspective integrate eyeglass and without optical distortion.
In accordance with a further aspect of the present invention, each in eyeglass includes optical waveguide, will just be thrown using optical path
Optical imagery on shadow to one end of waveguide travels to the other end and makes user that optical imagery can be seen.The waveguide also can be with light
Amendment eyeglass is learned to integrate or be stacked on optics amendment eyeglass to form the integrated eyeglass of glasses.
In accordance with a further aspect of the present invention, integrated eyeglass further can use one or more films with optical characteristics to apply
It covers, the optical characteristics amplifies optical imagery in the drawing axis of user.
In accordance with a further aspect of the present invention, glasses include several electronic devices (for example, sensor or microphone) to realize
Various interactions between wearer and displayed content.By the signal of device (for example, depth transducer) capture via wireless structure
Part (for example, RF or bluetooth) is transferred to outer cover to exclude the wired connection between glasses and outer cover.
In accordance with a further aspect of the present invention, instead of transporting the images from two miniscopes in two optical cables of use,
The image from a miniscope is transported using single fiber optic cable.Optical cable may pass through any of temple of glasses.Placement
Near the roof beam structure of glasses or just the detachment means on roof beam structure are used to image being split as two patterns, and one is used for left mirror
Piece and another be used for right eyeglass.The two images then project to the prism that can be used in two eyeglasses or waveguide respectively
In.
In accordance with a further aspect of the present invention, optical cable seal formed dress part functional multi layer structure in or
It is attached to the functional multi layer structure.When shirt of user's dress according to a manufacture or design in embodiment, cable
Itself has less weight, and user can carry out compared with multi-activity.
According to another aspect of the invention, glasses include a pair of two different (for example, orthogonal) polarizers at two
One in eyeglass upper to show a polarized light image, and shows another polarisation figure on another in two eyeglass
Picture so that the wearer of glasses can inspect multimedia in 3D.
The present invention can be implemented as a part for equipment, method, system.Different embodiments can generate different benefits, mesh
Mark and advantage.In one embodiment, the present invention is a kind of for showing the multimedia display equipment of 3D, the display equipment packet
It includes：Image polarizer receives optical imagery sequence and generates alternately polarized light image sequence；And optics cube, it is carried
It is provided with receiving the alternately polarized light image sequence, wherein the optics cube includes sandwiching cubical two of the optics just
Polarizer is handed over, and the alternately polarized light image sequence is separated into two cross-polarized light image sequences.Display equipment is further wrapped
A pair of of the projector mechanism for being directed to two eyes of the mankind respectively is included, wherein each reception in the projector mechanism is described two
One in cross-polarized light image sequence.
According to another embodiment, the present invention is a kind of for showing the multimedia display equipment of 3D, the display equipment packet
It includes：A pair of lenses；Roof beam structure is placed between the eyeglass；And image polarizer, receive optical imagery sequence and generation
Alternately polarized light image sequence, wherein the optical imagery sequence is transported by the optical cable including optical fiber.The display equipment is into one
Step include optics cube, be placed in roof beam structure nearby or on, receive replace polarized light image sequence, wherein being clipped in two cross-polarized lights
Alternately polarized light image sequence is split as two cross-polarized light image sequences, each cross-polarized light figure by the optics cube between plate
As in sequential projection to one edge in two eyeglasses.
In addition to practice in the following description through the invention is reached and generates the above mesh of the embodiment illustrated in attached drawing
Mark, there are many other targets.
Description of the drawings
With reference to be described below, the appended claims and attached drawing are better understood with these and other features of the invention,
Aspect and advantage, in the accompanying drawings：
Nowadays exemplary goggles that Fig. 1 displayings are usually seen in the market for delivering or showing the application of VR or AR；
Fig. 2 shows the schematic diagram of the HoloLens from Microsoft；
Fig. 3 displayings can be used for a secondary exemplary glasses of the application of VR according to one embodiment of present invention；
Fig. 4 illustrate using optical fiber along crooked route in a manner of more effective or by the total internal reflection in optical fiber by light from one
A place is transferred to another place；
Fig. 5 and Fig. 6 displayings are encapsulated two exemplary manners of optical fiber or multiple optical fiber according to one embodiment of present invention；
How Fig. 7 displaying images via Connectorized fiber optic cabling are transported to imaging media from miniscope；
Fig. 8 shows one group of demonstration variable focusing device (VFE) to adapt to image to optical object (for example, imaging media
Or prism) on projection adjustment；
The exemplary eyeglass used in the glasses that Fig. 9 displayings can be shown in figure 3, wherein the eyeglass includes two portions
Point：The prism of arbitrary shape for VR and the extra optical when AR needs correct the corrector of eyeglass or arbitrary shape；
Figure 10 is illustrated in interior from multiple sources (for example, sensor, imaging media and multiple light sources) in irregular prism
Portion is reflected；
Figure 11 shows the comparison of this integrated eyeglass and coin and ruler；
Figure 12 shows that shirt, wherein optical cable seal in shirt or are attached to shirt；
Figure 13 shows how three single coloured images visually combine and be full-colour image by human visual perception；
Figure 14, which is illustrated under three light for being respectively at wavelength X 1, λ 2 and λ 3, generates three different coloured images, is imaged matchmaker
Jie includes three films, and each film is coated with a type of phosphor；
Figure 15 displayings, which exist, just to be driven by one or more MEMS to scan three coloured silks of limited area (for example, screen)
Color lasing light emitter；
Optical imagery is transported to its other end by Figure 16 displayings using waveguide from one end of waveguide；
Figure 17 show exemplary functional block diagram, can in independent valve jacket or outer cover use with generate about virtual reality with
The content of Augmented Reality on the exemplary glasses of Fig. 3 for showing；
The modified pattern of Figure 18 display diagrams 3, wherein will be by light using detachment means (or spectrophotometric device, separating mechanism)
The image that cable is propagated or transported is split as two parts (for example, left and right image)；
Figure 19 displayings exemplary detachment means according to an embodiment of the invention；
Figure 20 displaying shown in 3D according to one embodiment of present invention multimedia (for example, figure, object, image or
Video) functional block diagram；
Example of Figure 21 displayings for the embodiment of the electronic section in Figure 20；
Figure 22 displayings make image sequence polarisation using the liquid crystal display panel for serving as active shutter；And
Figure 23 shows the exemplary embodiment of the optical block of Figure 20 according to one embodiment of present invention.
Specific implementation mode
The present invention detailed description largely with program, step, logical block, processing, and directly or indirectly it is similar
It is presented in other symbolic indications of the operation for the data processing equipment for being coupled to network.These process descriptions and expression are usually by institute
Technical staff's use in category field by its work purport to be most effectively communicated to others skilled in the art.
Refer to the special characteristic described in conjunction with the embodiments, structure or spy reference is made to " one embodiment " or " embodiment "
Property may include at least one embodiment of the present invention.Phrase " in one embodiment " in this specification in each position
Appearance not all referring to identical embodiment, be also not necessarily the independent or alternate embodiment mutually exclusive with other embodiments.
In addition, indicate one or more embodiments of the invention process flow diagram flow chart or the frame in schema order in the present invention not
It inherently indicates any certain order, does not also imply that any limitation.
The embodiment of the present invention is discussed herein with reference to Fig. 3-19.However, it will be apparent to one skilled in the art that
It is for explanatory purpose, because present invention extension exceeds these limited realities herein with respect to the detailed description that these figures provide
Apply example.
Referring now to schema, wherein referring to identical part through the identical label of several views.Fig. 3 is shown according to the present invention
One embodiment for VR/AR application a secondary exemplary glasses 200.Glasses 200 be rendered as with a secondary normal glasses without
Significant difference, but include two flexible cables 202 and 204 extended respectively from temple 206 and 208.According to one embodiment, often
It is integrated to described two flexible cables 202 and temple 206 and 208 or be removably attached at one end and include one or
Multiple optical fiber.
Both flexible cables 202 are coupled to portable computing 210, wherein 210 base of computing device at its other end
The image captured by cable 202 is generated in miniscope.Described image passes through therein via the optical fiber in flexible cable 202
Total internal reflection is transported to always the other end of optical fiber, and wherein described image projects on the eyeglass in glasses 200.
According to one embodiment, each in two flexible cables 202 includes one or more optical fiber.Use optical fiber edge
Crooked route by it is as shown in Figure 4 it is more effective in a manner of light is transferred to another place from one place.In one embodiment,
Optical fiber by thousands of bursts of refractive index about 1.7 or so very fine quality glass or quartz formed.One thickness is small.Strand applies
It is covered with one layer of certain material compared with low-refraction.The end of strand is polished and is pressed from both sides securely after carefully making its alignment
It holds.When light with low-angle incidence at one end when, be refracted in strand (or optical fiber) and be incident on the interface of optical fiber and coating
On.In the case where incidence angle is more than critical angle, light undergoes total internal reflection and light is substantially transported to the other end from one end,
Even if being also such when fibre-optical bending.Depending on embodiment of the present invention, multiple optical fiber of single optical fiber or parallel arrangement can
For the optical imagery on the one end for projecting to optical fiber to be transported to its other end.
Fig. 5, Fig. 6 show two exemplary manners for being encapsulated optical fiber or multiple optical fiber according to one embodiment of present invention.
The optical fiber being encapsulated can be used as the cable 202 or 204 in Fig. 3, and extend through in non-flexible temple 206 and 208 each one
Until its end.According to one embodiment, temple 206 and 208 is by usually a type of seen in a secondary common spectacles
Material (for example, plastics or metal) is made, and a part for cable 202 or 204 is embedded or integrated into temple 206 or 208, to
Non-flexible position is generated, and another part of cable 202 or 204 keeps flexible.According to another embodiment, cable 202 or 204
Non-flexible position and flexible portion can removedly be connected via a type of interface or connector.
Referring now to Fig. 7, how image is transported to by displaying via fiber optic cable 242 from miniscope 240 is imaged matchmaker
Jie 244.As described further below, imaging media 244 can be entity article (for example, film) or non-physical object (for example,
Air).Miniscope is the display for having minimum screen (for example, being less than one inch).In late 1990s business
Ground introduces the small electronic display system of this type.The most common application of miniscope includes rear-projected TV and wear-type
Display.Miniscope can be reflection or transmission, this depends on the mode that light is allowed through display unit.Via mirror
Piece 246, the image (not shown) shown on miniscope 240 are picked up by one end of fiber optic cable 242, and fiber optic cable 242 will
Described image is transported to the other end of fiber optic cable 242.Another eyeglass 248 is provided to collect the image from fiber optic cable 242
And it is projected into imaging media 244.Depending on embodiment, there are different types of miniscope and imaging medias.It is micro-
Some of escope and imaging media embodiments will be described in more detail below.
Fig. 8 shows one group of demonstration variable focusing device (VFE) 250 to adapt to image to optical object (for example, imaging matchmaker
Be situated between or prism) on projection adjustment.To promote the description of various embodiments of the present invention, it is assumed that there are imaging mediums.Such as Fig. 8
Illustrated in, the end face 254 of fiber optic cable is reached by the image 252 that fiber optic cable is transported.Image 252 is gathered by one group of eyeglass 256
On coke to imaging media 258, described group of eyeglass 256 is herein referred to as variable focusing device (VFE).There is provided VFE 256 with
It is adjusted to ensure that image 252 is precisely focused on imaging media 258.Depending on embodiment, the adjustment of VFE 256 can root
It manually or is automatically carried out according to input (for example, the measured value obtained from sensor).According to one embodiment, according to from from note
Feedback signal is held automatically derived from sensing signal depending on the sensor of the eyes (pupil) of the wearer for the glasses 200 for wearing Fig. 3
The adjustment of row VFE 256.
Referring now to Fig. 9, the exemplary eyeglass 260 used in the glasses that can be shown in figure 3 is shown.Eyeglass 260 includes
Two parts：Prism 262 and optics correct eyeglass or corrector 264.Prism 262 and corrector 264 are stacked to form eyeglass
260.If name referring shows, optics corrector 264, which is provided, to be made with correcting the optical path from prism 262 across prism
262 light leads directly to corrector 264.In other words, the refraction light from prism 262 is corrected or is gone to reflect by corrector 264.In light
In, prism is the transparent optical element on the flat polish surface with refraction light.At least two in flat surfaces must have
There is a certain angle therebetween.Corner cut degree depends on application really between surface.Conventional geometry be with triangular base and
The triangular prism of rectangle side, and in spoken language in use, prism generally refers to this type.Prism can be targeted by designing it
The transparent any material of wavelength is made.Typical material includes glass, plastics and fluorite.According to one embodiment, prism 262
Type does not lie in the shape of geometry prism actually, therefore prism 262 is referred to herein as arbitrary shape prism, by corrector
264 are directed to and the shape of prism 262 is complementary, reciprocal or conjugated shape is to form eyeglass 260.
On the edge of an edge of eyeglass 260 or prism 262, there are the projects that at least three utilize prism 262.By
The imaging media of the imaging media 244 for corresponding to Fig. 7 of 267 references or the imaging media 258 of Fig. 8.Depending on embodiment,
The image transported by the optical fiber 242 of Fig. 7 can be projected directly on the edge of prism 262 or project to the edge of prism 262 at it
It is formed on imaging media 267 before upper.Under any circumstance, institute's projected image according to the shape of prism 262 in prism 262
It reflects and is then seen by eyes 265.In other words, it wears and can be seen via rib using the user of a pair of glasses of eyeglass 262
Mirror 262 or the image shown in prism 262.
Sensor 266 is provided to be imaged position or movement of the pupil in eyes 265.Again, based on being provided by prism 262
Refraction, the position of pupil can be seen by sensor 266.In operation, the image of eyes 265 is captured.Image is analyzed to export
What pupil watched attentively just via eyeglass 260 or the image shown in eyeglass 260 as.In the application of AR, the position of pupil can
For activating a certain action.Optionally, light source 268 is provided to illuminate eyes 265 to promote the image capture of sensor 266.Root
According to one embodiment, light source 268 uses near-infrared source so that user or his eyes 265 will not be by light sources when opening
268 influence.
Internal reflection of Figure 10 displayings from multiple sources (for example, sensor 266, imaging media 267 and light source 268).Cause
It is uniquely designed to specific shape for prism or there is particular edge, so the ray from source is several in 268 internal reflection of prism
It is secondary and subsequently impinge on eyes 265.For the sake of completeness, Figure 11 shows the ratio of this eyeglass and coin and ruler dimensionally
Compared with.
As described above, there are different types of miniscopes, therefore there are different imaging medias.Following table summary can
Some miniscopes for the generation for promoting optical imagery, the optical imagery can pass through optical fiber by one or more optical fiber
Interior total internal reflection is transported to the other end from one end.
LCoS=liquid crystal over silicon；
LCD=liquid crystal displays；
OLED=Organic Light Emitting Diodes；
RGB=is red, green and blue；
The light modulation of the spaces SLM=；And
MEMS=MEMS (for example, micromirror DLP).
In with the first situation shown in upper table, full-colour image is actually shown on silicon.As shown in Figure 7, full-colour picture
As complete image can just be projected on one end of optical fiber by focusing lens or one group of eyeglass pickup, described group of eyeglass.Image
It is transported in optical fiber and the other end by another focusing lens in optical fiber picks up again.Because transported image is visible and complete
Color, so can physically not need the imaging media 244 of Fig. 7.Coloured image can be projected directly into the one of the prism 262 of Fig. 9
On a edge.
In with the second situation shown in upper table, LCoS is used together from different light sources.Exactly, exist makes in proper order
At least three color light sources (for example, red, green and blue).In other words, each light source generates single cromogram
Picture.The image of optical pickup is only single coloured image.It reproduce when all three different single coloured image combinations panchromatic
Image.The imaging media 244 of Fig. 7 is provided with from respectively by the single color image reproduction full-colour picture of three differences of optical fiber transport
Picture.
Figure 12 shows that shirt 270, wherein optical cable 272 seal in shirt 270 or are attached to shirt 270.Shirt 270 is more
The example of layer.This relatively thin cable can be embedded into clothing materials (multilayer).When user wears according to one in embodiment
When this shirt of manufacture or design, cable itself has less weight, and user can carry out compared with multi-activity.
Figure 13 shows how three single coloured images 302 visually combine and be full-colour image by human visual perception
304.According to one embodiment, using three color light sources, such as red, green and the blue-light source connected in proper order.More specifically
Say that, when red light source is connected, (for example, from miniscope) only generates red image as a result in ground.Red image is subsequent
It is picked up and is transported optically by optical fiber, and then projected in the prism 262 of Fig. 9.With green and blue light then and
It connects in proper order, green and blue image is generated and transported respectively by optical fiber, and is then projected in the prism 262 of Fig. 9.Many institute's weeks
Know, human vision possesses three single coloured images of combination and is perceived as the ability of full-colour image.Rib is being projected in proper order
In the case that three single coloured images in mirror are all perfectly aligned, eyes see full-colour image.
Equally, in the second situation shown above, light source is close to invisible.According to one embodiment, three light sources
Generate the light close to UV bands.Under this illumination, three different coloured images still can be generated and transport, but not fully visible.?
Before it can be presented to eyes or project in prism, it is converted into three primary colour images, three primary colour images can be with
After be perceived as full-colour image.According to one embodiment, the imaging media 244 of Fig. 7 is provided.Figure 14, which is illustrated in, is respectively at wavelength X
1, three different coloured images 310 are generated under three light sources of λ 2 and λ 3, imaging media 312 includes three films 314, each film
314 are coated with a type of phosphor, that is, show the substance of luminescence phenomenon.In one embodiment, wavelength 405nm, 435nm
With the phosphor of the three types at 465nm for converting the three different cromograms generated under three light sources close to UV bands
Picture.In other words, when such coloured image projects at wavelength 405nm on the film coated with phosphor, single coloured silk
Color image is converted to red image, and the red image is then focused and projected in prism.Identical process is for other two
Single coloured image is set up, and other two single coloured images are at wavelength 435nm or 465nm by being coated with phosphor
Film, to generate green and blue image.When this type of red, green and blue image project in prism in proper order, the mankind
It is perceived as full-colour image by vision together.
In third or the 4th situation shown in table above, instead of in using in visible spectrum or for human eye
Close to sightless light, light source uses lasing light emitter.There is also visible lasers and non-visible laser.With the behaviour of the first and second situations
Make to form full-colour image without too big difference, third or the 4th situation use space light modulation (SLM).Spatial light modulator is to retouch
State the general terms for the device of the amplitude of modulated light wave, phase or polarisation in room and time.In other words, SLM+ swashs
Light (RGB is in proper order) can generate three independent coloured images.It, can when it is combined with or without imaging media
Reproduce full-colour image.In the case of SLM+ laser (non-visible), imaging media will be presented to be converted to entirely non-visible image
Color image can use appropriate film as shown in Figure 14 in the case.
In 5th situation shown in table above, by such as three coloured silks such as red laser, green laser and blue laser
Color source generates optical imagery.Depending on showing that content, three source colors are connected in proper order to scan predefined region to show colour
Pixel or image, the colour element or image are then captured and are focused on one end of optical fiber.There are three coloured silks for Figure 15 displayings
Color lasing light emitter 320,322 and 324 is just driven by one or more MEMS 326 (MEMS) to scan through limited area (example
Such as, screen), wherein three component colors in each intensity and image in the laser beam from source 320,322 and 324
In a correlation.For example, colour element has one group of color value (R, G, B)=(255,127,63), three coloured silks
The respective intensities ratio of color laser is (3,2,1).In operation, the red beam of red laser emissive porwer (I), green laser
The green wave beam of emissive porwer 1/2I, and the blue wave beam of blue laser light emission intensity 1/3I.In one embodiment, laser beam
The combinable mode of intensity adjust to meet tone.
When wave beam is connected, wave beam is scanned a certain region by driver control.In one embodiment, driver is a
MEMS install or driving minute surface, MEMS be defined as using micro-fabrication technology manufacture micromation machinery and electromechanical compo (that is,
Device and structure).When controlling MEMS, beam scanning is caused to cross over limited area.In all three laser P-SCANs
In the case of, it is formed and capture optical color image is so that the optical fiber is transferred to glasses.
In 6th situation shown in table above, instead of in connecting three source colors in proper order, three source colors are same
When connect and scan simultaneously, to comparably generate optical color image.
In the seventh aspect shown in table above, instead of in using visible laser, light source use meets human eye
Nearly sightless lasing light emitter.Operation with the 4th or the 5th situation needs imaging media to turn non-visible image without too big difference
It is changed to full-colour image, in the case, appropriate film can be used as shown in figure 14.
Referring now to Figure 16, optical imagery 402 is transported to another by displaying using waveguide 400 from one end of waveguide 400 404
End 406, wherein waveguide 400 can be with one or more glasses or eyeglass stackings (not shown) or coated with one or more films with shape
At the suitable eyeglass of a pair of glasses of the application for showing the image from computing device.Those skilled in the art is
To know, optical waveguide is the spatially inhomogeneous structure for guiding light, that is, is used to limit the space region that light can be propagated wherein,
In compared with medium around (be usually referred to as covering), waveguide contains the area with increased refractive index.
Waveguide 400 be transparent and at end 404 properly shaping to allow image 402 to be traveled to along waveguide 400
End 406, wherein 408 see-through waveguide 400 of user are to see propagated image 410.According to one embodiment, one or more
A film is placed in waveguide 400 to amplify propagated image 410 so that eyes 408 are it can be seen that the image 412 obviously amplified.It is such
One example of film is known as super clever lens, the array of the thin titanium dioxide nanofin substantially in glass substrate.
Referring now to Figure 17, show that exemplary functional block diagram 500, the functional block diagram can make in independent valve jacket or outer cover
To generate about virtual reality and the content of Augmented Reality for being shown on the exemplary glasses of Fig. 3.As shown in figure 17, it deposits
In two miniscopes 502 and 504, it is provided with by two eyeglasses in the glasses of Content supply to Fig. 3, it is substantially left
Image removes to turn left eyeglass and right image removes eyeglass of turning right.The example of content is 2D or 3D rendering and video or hologram.It is miniature aobvious
Show each in device 502 and 504 by the driving of respective drivers 506 or 508.
Entire circuit 500 is controlled by the controller 510 for being programmed to generate content and driving.According to one embodiment, electricity
Road 500 is designed to communicate with internet (not shown), and the content is received from other devices.Exactly, circuit 500 includes
Interface from remote sensor (for example, sensor 266 of Fig. 9) via wireless means (for example, RF or bluetooth) to receive sensing signal.Control
Device 510 processed is programmed to analysis sensing signal and provides feedback signal to control the specific operation of glasses, and the glasses are, for example,
Projector mechanism, the projector mechanism include the focusing on the edge for the prism 262 for optical imagery being focused and being projected to automatically Fig. 9
Mechanism.Further it is provided that audio with content synchronization, and the audio can be wirelessly transmitted to earphone.
Figure 17 displayings are generating content for being shown in expected a pair of glasses in one embodiment of the invention
Demonstrative circuit 500.Circuit 500 is shown there are two miniscopes 502 and 504, is used for two respective images or is regarded
Frequency stream provides two eyeglasses to the glasses in Fig. 3.According to one embodiment, only one miniscope can be used for driving Fig. 3
In glasses two eyeglasses.This circuit is not provided herein because those skilled in the art know how can design it is described
Circuit or the circuit 500 for how changing Figure 17.
It is that an optical cable is only needed to transport image to give a video flowing or an image, advantage.Figure 18 display diagrams 3
Modified pattern 600 is to show：One cable 602 is used to the computing device 210 being coupled to glasses 208.Instead of in use
Two optical cables transport the image from two miniscopes as shown in Figure 3, are transported using single fiber optic cable miniature from one
The image of display.Optical cable may pass through any of temple of glasses and may further pass through one of a upper beam
Point.Being placed in the roof beam structure of glasses, nearby or just the detachment means on roof beam structure are used to image being split as two patterns, one
For left eyeglass and another is for right eyeglass.The two images then project to the prism that can be used in two eyeglasses respectively
Or in waveguide.
To split the image propagated or transported by cable 602, glasses 600 are designed to include being preferably placed at its roof beam structure
Neighbouring or place detachment means 604.Figure 19 displayings exemplary detachment means 610 according to an embodiment of the invention.For
Incident light is split as to the cube 612 of two independent components, also referred to as X- cube splitters, is provided with via cable
602 receive image from miniscope.In other words, in image projection to the side of X- cubes 612.X- cubes 612 exist
Internal coat has specific reflection material incident image is split as two parts, and one is gone to left side and another goes to turn right
Side, as shown in figure 19.Image is split by polarizer 614 or 616 to hit reflector 618 or 620, reflector 618 or 620 will
Image reflects back into polarizing mirror face 626 or 628.Two polarizers 614 and 616 correspond to any for left eye or right eye
A image generated in proper order and differently polarisation (for example, both horizontally and vertically or cycle left and right).Coated with specific reflection
In the case of material, polarizing mirror face 626 or 628 reflects the image onto corresponding eyes.Depending on embodiment, carry out self-bias
Light reflection minute surface 626 or 628 through reflected image can impinge upon Fig. 9 prism 262 an edge or Figure 16 waveguide 400
On.Optionally, two wave plates 622 and 624 are respectively disposed on reflector 618 and 620 fronts.
Referring now to Figure 20, displaying shows multimedia (for example, figure, right in 3D according to one embodiment of present invention
As, image or video) functional block diagram 700.What it is by 702 references is to generate multimedia electronic/mechanical part.Figure 21 exhibitions
Show the example of the embodiment of electronic section 702.Compared with Figure 17, Figure 21 is single miniature aobvious using being driven by driver 714
Show device 712.According to one embodiment, electronic section 702 is encapsulated in by user carries or wears outer cover.Because of electronics
An image source is only generated in part 702, so only needing a fiber optic cable in block 704, optical fiber and lens systems.
By 706 reference be image single source polarisation.Figure 22 displaying liquid crystal display panels 720 are for making image polarisation.Liquid crystal
The substance for being analogous to liquid and flowing, but the arrangement of its molecule has a degree of sequence, and this can cause the polarisation of light wave
As wave is changed by liquid.The change degree of polarisation depends on the intensity of applied electric field.According to one embodiment, liquid crystal
Panel 720 is clipped in the two sheets coated with resistive substance or between glass, and the resistive substance typically equably splashes
Metallic compound plated thereon, referred to as tin indium oxide (ITO).When the image 722 transported from optical fiber impinges upon liquid crystal display panel 720
When upper, image is by the controlled liquid crystal polarisation in liquid crystal display panel 720.In the case where switching applied electric field via electric power 724, figure
As 722 polarisations are two parts：P- polarized light images and s- polarized light images.In principle, p- polarisations, which are interpreted as having, is parallel to liquid crystal
The direction of an electric field of plane of incidence on panel 720, and s- polarisations have the electric field oriented perpendicular to liquid crystal display panel 720.
Depending on the video standard just used, it is passed to image 722 and is arrived with image frame rate F.By alternately applying electricity
, polarized light image is left with image frame rate 2F.In other words, for example, when video arrives at 60Hz, output stream
726 be the sequence of the alternating polarized light image PSPSPS... with 120Hz.
The embodiment that Figure 23 shows the block 708 of Figure 20 according to one embodiment of present invention.Optics cube 732 (
Referred to as X- cubes) be placed according to fig. 3 with shown in Fig. 9 or Figure 16 one embodiment implement glasses roof beam structure near or
On.X- cubes 732 are clipped between two polarizers 734 and 736.As alternately polarized light image sequence (PSPSPS...) arrives
And impinge upon on X- cubes 732, incoming alternating polarized light image sequence by X- cubes 732 two internal reflection bodies 733
It is redirected to both direction with 755.In operation, sequence hits two internal reflection bodies 733 and 755, and P sequences are filtered to the left
It removes, and S sequences are filtered out to the right.Therefore, one eye eyeball sees P sequences, and another eyes see S sequences.In perceived P sequences
In the case of row and S combined sequences, human eye sees 3D effects.
The present invention describes enough details with a degree of particularity.It will be understood by those skilled in the art that embodiment party
The disclosure of case is only illustrated with, without departing from the spirit and scope of the present invention, can each section arrangement and
Combined aspects make a variety of changes.Therefore, the scope of the present invention is by the appended claims rather than above to the description of embodiment
It limits.
Claims (13)
1. a kind of display equipment, it is characterised in that：It includes：
At least one integrated eyeglass, the integrated eyeglass is corrected eyeglass by prism-integrated and optics by is formed, wherein the optics
It corrects eyeglass and is used for correcting and leave the refractive optics path of the prism to allow user by the integrated eyeglass by without optics
The viewing of distortion ground；
An at least optical fiber, seals in cable, and the optical fiber has a first end and a second end；
A pair of of temple, at least one temple and the first end of the optical fiber are integrated or coupled to described the first of the optical fiber
End, wherein the extension of optical fiber beyond the temple at the second end of the optical fiber receive two dimension 2D optical imagerys,
The optical imagery is generated in the mancarried device remotely placed relative to the display equipment, and the optical fiber passes through described
The optical imagery is transported to the first end, the optical picture by the total reflection in optical fiber from the second end of the optical fiber
As projecting to the light from the displayed image on the miniscope device sealed in the mancarried device by eyeglass
In the fine second end；And
Projector mechanism receives the optical imagery and by the optical image projection to institute from the first end of the optical fiber
It states in integrated eyeglass, the wearer for wearing the display equipment can see the optical imagery.
2. display equipment according to claim 1, it is characterised in that：The optical imagery is by the eyeglass from shown
The set of the light beam of the varying strength of image collection, the light beam all travel across the optical fiber simultaneously.
3. display equipment according to claim 1, it is characterised in that：It further comprises another integrated eyeglass, described another
One integrated eyeglass is corrected eyeglass by prism-integrated and optics by is formed to allow the user to have an X-rayed another integrated eyeglass
And without optical distortion.
4. display equipment according to claim 3, it is characterised in that：The optical cable is transported from another displayed image
Another optical imagery, and the projector mechanism is placed in the integrated eyeglass and another integrated eyeglass nearby or just at it
Between, with respectively be directed to the wearer left eye and right eye the optical imagery and another optical image projection are arrived
The integrated eyeglass and another integrated eyeglass.
5. display equipment according to claim 1, it is characterised in that：The projector mechanism includes focusing lens, described poly-
The optical imagery is focused and is projected in the first edge of the prism by focus lens.
6. display equipment according to claim 1, it is characterised in that：The projector mechanism includes one group of variable focus member
Part, at least one of described variable focusing device are adjustable described to focus on the optical imagery from the optical fiber
In the first edge of prism.
7. display equipment according to claim 1, it is characterised in that：The projector mechanism includes：
The optical imagery is transformed into another bands of a spectrum by imaging media from a bands of a spectrum；And
The converted optical imagery is focused and is projected in the first edge of the prism by focusing lens.
8. display equipment according to claim 1, it is characterised in that：It further comprises：
Optical waveguide receives the optical imagery on the side for projecting to the optical waveguide and passes the optical imagery
It is multicast to the other side of the optical waveguide, the propagated optical imagery is by the other side of the optical waveguide
The wearer sees.
9. display equipment according to claim 1, it is characterised in that：The temple is provided as inflexible, and the line
The part for extending beyond the temple of cable is flexible.
10. display equipment according to claim 9, it is characterised in that：The part of the temple and the cable can
Remove ground connection.
11. display equipment according to claim 9, it is characterised in that：It encloses the extension of the part of the cable
It is enclosed in the functional multi layer structure for the part to form dress or is attached to the functional multi layer structure.
12. a kind of display equipment comprising：
First and second integrated eyeglasses, each in the first and second integrated eyeglass pass through prism-integrated and optics amendment
Eyeglass and formed, wherein the optics correct eyeglass be provided to correct leave the refractive optics path of the prism to allow to use
Family without optical distortion is watched by the integrated eyeglass；
At least optical fiber seals in cable, and the optical fiber has a first end and a second end；
The first end of a pair of of temple, each temple and the optical fiber is integrated or coupled to the first end of the optical fiber,
For the wherein described extension of optical fiber to receive the first and second optical imagerys at its described second end, the optical imagery is opposite
It is generated in the mancarried device that the display equipment is remotely placed, the optical fiber will be described by the total reflection in the optical fiber
Optical imagery is transported to the first end from the second end of the optical fiber, and the optical imagery is by eyeglass from sealing in institute
The displayed image stated on the miniscope device in mancarried device projects in the second end of the optical fiber；And
Projector mechanism is placed between first and second eyeglass left eye and right eye to be directed to the user respectively by institute
It states in the first and second optical image projections to the described first and second integrated eyeglasses.
13. display equipment according to claim 12, it is characterised in that：The projector mechanism includes a pair of of focusing lens,
First and second optical imagery is focused and is projected to each in first and second eyeglass by the focusing lens
In the prism edge on.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15/405,067 | 2017-01-12 | ||
| US15/405,067 US10353213B2 (en) | 2016-12-08 | 2017-01-12 | See-through display glasses for viewing 3D multimedia |
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| CN108732752A true CN108732752A (en) | 2018-11-02 |
| CN108732752B CN108732752B (en) | 2022-04-05 |
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| CN201810022405.3A Active CN108267859B (en) | 2017-01-12 | 2018-01-10 | Display equipment for displaying 3D multimedia |
| CN201810022370.3A Active CN108732752B (en) | 2017-01-12 | 2018-01-10 | Display equipment for virtual reality and augmented reality |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810022405.3A Active CN108267859B (en) | 2017-01-12 | 2018-01-10 | Display equipment for displaying 3D multimedia |
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| Publication number | Publication date |
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| CN108267859B (en) | 2021-08-20 |
| CN108732752B (en) | 2022-04-05 |
| CN108267859A (en) | 2018-07-10 |
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