CN107466373B - Wearable display equipment and UAV system - Google Patents
Wearable display equipment and UAV system Download PDFInfo
- Publication number
- CN107466373B CN107466373B CN201680004729.3A CN201680004729A CN107466373B CN 107466373 B CN107466373 B CN 107466373B CN 201680004729 A CN201680004729 A CN 201680004729A CN 107466373 B CN107466373 B CN 107466373B
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- screen
- optical element
- eyepiece
- light
- display equipment
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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
- G02B27/0018—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for preventing ghost images
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—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
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Abstract
A kind of wearable display equipment, comprising: the first screen, with the second screen of the first screen at an angle, optical element between first screen and the second screen is set, first eyepiece and the second eyepiece, the light portion that the optical element can issue the first screen or the second screen reflects, fractional transmission, first eyepiece is used to watch the image of the first screen, second eyepiece is used to watch the image of the second screen, the surface of the optical element is equipped with anti-reflection film, the thickness of the anti-reflection film changes with the variation of the incidence angle formed between the first screen or the light and the optical element of the second screen exit, to eliminate optical element ghost image caused by the multiple reflections of light or transmission.
Description
Technical field
The present invention relates to a kind of virtual reality technologies, more particularly to a kind of wearable display equipment and UAV system.
Background technique
With the development of science and technology, more and more glasses or helmet product are in audio-visual broadcasting, video-game and unmanned plane
The fields such as the first visual angle flight emerge in multitude, these products are probably divided into virtual reality from principle and user experience and enhancing is existing
Real two major classes.Virtual reality, concrete meaning are: comprehensive utilization computer graphics system and the interfaces such as various reality and control are set
It is standby, the technology for immersing feeling is provided in three-dimensional environment generating on computers, can interacting, representative products have Oculus's
The Morpheus of Rift and Sony.Augmented reality is the new technology to grow up on the basis of virtual reality, is to pass through computer
The information that system provides increases the technology that user perceives real world, and by the dummy object of computer generation, scene or is
System prompt information is added in real scene, to realize " enhancing " to reality, representative products have Google glass and Microsoft
Hololens。
A kind of current virtual reality glasses scheme are as follows: including the upper screen and right screen being mutually arranged at an angle, and
One semi-transparent semi-reflecting optical element, light the reflecting by optical element of upper screen are set between upper screen and right screen
Entering left eye, the light of right screen reaches right eye by the transmission of beam splitter, but since semi-transparent semi-reflecting optical element has
Certain thickness, when incident ray being caused to enter optical element, the thickness of optical element is caused with each incident ray in light
Learn multiple reflections and transmission in element 30.As shown in Figure of description 6, the incident ray A1 issued from upper screen is incident to optics
Left eye should only see reflection light C1 when in element 30, but since optical element 30 has certain thickness, cause repeatedly
Reflection, causes spectators to watch reflection light C2, C3；The incident ray A1 issued from right screen is incident in optical element 30
Right eye should only see transmitted ray B1's, but watch transmitted ray B2 due to repeatedly transmiting, and due to reflection light C1,
C2, C3 are successively to be reflected into left eye；And transmitted ray B 1, B2 be successively be transmitted into right eye, in this way, just cause left eye and
Right eye can watch afterimage phenomenon.
Summary of the invention
In view of this, it is necessary to provide a kind of wearable display equipment for being able to solve above-mentioned technical problem and unmanned plane systems
System.
A kind of wearable display equipment comprising: the first screen, with the first screen the second screen at an angle, set
Optical element, the first eyepiece and the second eyepiece between the first screen and the second screen are set, the optical element can be to
One screen or the light portion reflection of the second screen sending, fractional transmission, first eyepiece are used to watch the figure of the first screen
Picture, second eyepiece are used to watch the image of the second screen, and the surface of the optical element is equipped with anti-reflection film, the anti-reflection film
Thickness with the incidence angle formed between the first screen or the light and the optical element of the second screen exit variation
And change, to eliminate optical element ghost image caused by the multiple reflections of light or transmission.A kind of UAV system, including it is upper
It states wearable display equipment and is easy for the camera of unmanned vehicle the first viewing angles picture, the camera communication link
It is connected to the wearable display equipment.
Compared with prior art, wearable display equipment provided by the invention, passes through one of table in optical element
The anti-reflection film for setting thickness change is plated in face, and the thickness of the anti-reflection film is with the light issued from the first screen or the second screen
The variation of the incidence angle formed between the optical element and change, will be incident on anti-reflection film using anti-reflection film, the first table
The reflection light interference in face is offset, and the first eyepiece is made only to receive reflection light, and the second eyepiece receives transmitted ray, solves institute
Wearable display equipment caused ghost phenomena in wearing is stated, making wearable display equipment, image is more when watching image
Really, clear.
Detailed description of the invention
Fig. 1 is the schematic diagram for the wearable display equipment that one embodiment of the invention provides.
Fig. 2 is the side view of UAV system.
Fig. 3 be the first screen issue light be incident to it is shown in FIG. 1 it is wearable display equipment include optical element it
Index path afterwards.
Fig. 4 be the second screen issue light be incident to it is shown in FIG. 1 it is wearable display equipment include optical element it
Index path afterwards.
Fig. 5 is the side view for the wearable display equipment that further embodiment of this invention provides.
Fig. 6 is the optical path that the light that the first screen or the second screen issue in the prior art is incident to after optical element
Figure.
Main element symbol description
The present invention that the following detailed description will be further explained with reference to the above drawings.
Specific embodiment
Below with reference to accompanying drawings and embodiments will be combined, to UAV system 200 provided by the invention and UAV system 200
Including wearable display equipment 100 be described in further detail.
First embodiment
Referring to Fig. 2, a kind of structural schematic diagram of the UAV system 200 provided for one embodiment of the invention.The nothing
Man-machine system 200 is including wearable display equipment 100 and for the camera 80 of unmanned vehicle the first viewing angles picture.
The camera 80 is communicatively coupled to the wearable display equipment 100.The wearable device 100 include: the first screen 10,
Second screen 20, optical element 30, the first eyepiece 40, the second eyepiece 50, the first shading piece 60 and the second shading piece 70.In this reality
It applies in mode, the side of the second screen 20 is arranged in the camera 80, it is used for unmanned vehicle the first viewing angles picture,
First screen 10 and the second screen 20 can be used for presenting the picture that the camera 80 is shot.
First screen 10 and the second screen 20 are mutually arranged in predetermined angular, in the present embodiment, first screen
Curtain 10 is vertically arranged with the second screen 20, and first screen 10 is located at horizontal direction, and second screen 20 is located at vertical side
To.First screen 10 and the second screen 20 can be in OLED display screen, plasma display or liquid crystal displays etc.
Any one.First screen 10 respectively connect an audio and video display device or is connected to same sound and regards with the second screen 20
Identical audio-video can be presented in frequency playing device namely the first screen 10 and the second screen 20, and different sounds can also be presented
Video.
The optical element 30 can realize the fractional transmission part reflection of light, it is preferable that the optical element 30 is one
Semi-transparent semi-reflecting eyeglass is arranged between first screen 10 and second screen 20, specifically but without limitation, the light
Learn the position that first screen 10 and the angular bisector of second screen 20 is arranged in element 30.30 court of optical element
Plating is equipped with anti-reflection film 32 in the plane for second screen 20 being vertically arranged, and the optical element 30 is towards horizontally disposed
Plating is equipped with semi-transparent semi-reflecting film in the plane of first screen 10.Optionally, the anti-reflection film 32 and part reflective semitransparent film can be more
Change place.
The thickness of the anti-reflection film 32 is as the first screen 10 or the second screen 20 issue, is incident to the optical element
The variation of the incidence angle θ formed between 30 incident ray and the optical element 30 and change, the anti-reflection film 32 is for disappearing
Ghost image caused by except because of multiple reflections of the light in the optical element 30 or multiple transmission.
The semi-transparent semi-reflecting film (not shown), for when light passes through, making the P component of reflected light and the phase of S component
Nearly 0 ° or close to 180 ° or the P component of transmitted light and the phase difference of S component close to 0 ° or close to 180 ° of differential；Wherein, P component
It is parallel to the plane of incidence, S component orthogonal eliminates the polarization due to light and received and should be entered by an eyepiece in the plane of incidence
The image of another eyepiece and caused by image ghost phenomena.
The emergent ray that the first screen 10 is arranged in first eyepiece 40 goes out light optical path after the reflection of optical element 30
On, emergent ray the going out in light optical path after the transmission of optical element 30 of the second screen 20 is arranged in the second eyepiece 50.Institute
It states the first eyepiece 40 and the second eyepiece 50 and is respectively arranged with polarizing film 401 on the surface close to the optical element 30, it is described
Polarizing film 401 can rotate, the polarizing film 401 through rotation adjustment after for receive incidence its surface linearly polarized light and mistake
Filter the polarised light in other directions.The polarizing film 401 is the linear polarization in order to make 40, the first eyepiece the first screens 10 of receiving
Light, the second 50, eyepiece receive the linearly polarized light of the second screen 20.
It in other embodiments, can also be in first eyepiece 40 and the second eyepiece 50 close to the optical element 30
Surface on be respectively set wave plate, the wave plate is residual to cut down for making the light for being incident to wave plate generate reversed phase difference
Picture picture.
The surface away from the optical element 30 of the first screen 10, the second shading piece is arranged in first shading piece 60
70 are arranged in the surface away from the optical element 30 of the second screen 20, and first shading piece 60 and the second shading piece 70 divide
The light of external environment Yong Yu not be stopped to project first screen 10 and second screen 20.The shading piece is
Light rate adjustable member.
Ideally, the thickness of anti-reflection film is that λ/4n can be so that the reflected light on two surfaces up and down of anti-reflection film can
To generate destructive interference, but such a thickness of λ/4n is reality the case where being directed to certain coloured light vertical incidence to anti-reflection film
In the case of, as shown in Fig. 2, being incident to the incident ray 41 and anti-reflection film of anti-reflection film 32 from the first screen 10 or the second screen 20
The incidence angle formed between 32 is the uncertain numerical value between 0 degree~90 degree, so, to those are not hung down
The incident ray on straight 32 surface of anti-reflection film generates destructive interference in the reflection light that two surfaces generate up and down of anti-reflection film 32, then
It is the thickness and material of the anti-reflection film 32 that design plating is located at 30 surface of optical element, makes the thickness of anti-reflection film 32 with first
The variation of the incidence angle formed between screen 10 or the light and the optical element 30 of the outgoing of 20 alternative one of the second screen
And change, so that different incidence angles is corresponded to the anti-reflection film 32 of different-thickness, and then make each incident ray in anti-reflection film 32
The reflection light destructive interference that upper and lower two surfaces generate, to decrease or even eliminate the boundary of optical element 30 Yu anti-reflection film 32
The reflected light in face, and solve the ghost phenomena of wearable display equipment 100.
Because from side view shown in Fig. 2 as can be seen that root incident ray for being emitted vertically from the first screen 10 with
The incidence angle that optical element 30 is formed is 45 degree, and the incidence angle that other two incident rays and optical element 30 are formed is greater than 45
Degree, incidence angle is bigger, and when transmitting in anti-reflection film 32, optical path difference (n λ, n are refractive index, and λ is wavelength) is bigger, so, in order to
Optical path difference is made up, plates relatively thin anti-reflection film in the big position of incidence angle, plates thicker anti-reflection film 32 in the lesser position of incidence angle.
The working principle of the wearable display equipment 100 is: referring to Fig. 3, the light of first screen 10 outgoing
Line is first incident to the optical element 30, reenters and is incident upon the anti-reflection film 32.The light that first screen 10 is emitted is first incident
Incident ray 41 is formed to the optical element 30, reflection and refraction occurs on 30 surface of optical element, obtains reflection light 43
And refracted light 42, refracted light 42 obtain reflection light 44 and refraction in the reflection of second surface 321 and refraction of anti-reflection film 32
Light 45.Reflection and refraction occurs in the first surface 320 of anti-reflection film 32, obtains reflection light 47 and refracted light 46, it is anti-reflection
The reflection light 44 of 32 second surface 321 of film and the reflection light 47 of first surface 320 interfere cancellation, are left with reflected light
Line 43 and refracted light 46, reflection light 43 are received by the first eyepiece 40, and refracted light is emitted from optical element 30 without quilt
It utilizes.In this way, the first eyepiece 40 is received by reflection light 43, and avoid generation ghost image.
Referring to Fig. 4, the light that the second screen 20 issues first is incident to the anti-reflection film 32, reenters and be incident upon the optics member
Part 30.The light that second screen 20 issues first is incident to the anti-reflection film 32 and forms incident ray 51, the first of anti-reflection film 32
Reflection and refraction occur for surface 320, obtain refracted light 52 and reflection light 53, occur in the second surface 321 of anti-reflection film 32
Reflection and refraction, obtain reflection light 54 and refracted light 56, refracted light 56 the surface of optical element 30 occur reflection and
Refraction, obtains reflection light 57 and refracted light 58, reflection light 57 the surface that optical element 30 is contacted with anti-reflection film 32 again
Secondary generation reflection and refraction, obtain reflection light 61 and refracted light 59, refracted light 59 occurs instead at first surface 320
Penetrate, obtain reflection light 62, due to the second eyepiece 50 be located at 20 opposite side of the second screen, so the second eyepiece 50 can only receive
The light transmitted away from optical element 30, thus, the light being emitted from first surface 320, for example reflection light 53 would not
It is received by the second eyepiece 50, this some light will not be utilized.It is produced on 32 first surface 320 of anti-reflection film and second surface 321
Raw reflection light 61,62 interferes cancellation, thus, the second 50, eyepiece reception refracted light 58, and avoid into eye
Ghost image occurs for the image of eyeball.
Second embodiment
Second embodiment is essentially identical with first embodiment, the difference is that, the wearable device of second embodiment
300 do not include the first shading piece 60 and the second shading piece 70, but including a fixed frame 90, the fixed frame 90 includes parallel
The first opposite frame 91 and the second frame 92 and the vertical third frame 93 for connecting the first frame 91 and the second frame 92, institute
The inner wall that the first frame 91 is arranged in the first screen 10 is stated, the inner wall 93 of third frame is arranged in second screen 20, described
Optical element 30 is arranged in the first frame 91 and is formed by the position of angular bisector with third frame 93 and is resisted against the second frame
92.When spectators wear the wearable device 300, the video image of tool stereoscopic effect can be presented for spectators.
3rd embodiment
3rd embodiment is essentially identical with first embodiment, the difference is that, by the surface of optical element 30 from leaning on
Nearly first screen 10 divides to far from the first screen 10 for multiple regions, and the area in each region can be equal or differs, makes
Each region plating sets the anti-reflection film 32 of the same thickness, to make the thickness of anti-reflection film 32 that change of gradient be presented.
Fourth embodiment
Fourth embodiment is essentially identical with first embodiment, the difference is that, by the surface of optical element 30 from leaning on
Nearly first screen 10 divides to far from the first screen 10 for multiple regions, and each region plating sets the anti-reflection film 32 of the same thickness.Make
Gradual change variation is presented in the thickness of anti-reflection film 32.
In conclusion wearable display equipment 100,300 provided by the invention, in the one of table of the optical element 30
The thickness that the anti-reflection film 32 set is plated in face is the light issued with the first screen 10 or 20 alternative one of the second screen and institute
It states the variation of the incidence angle formed between optical element 30 and changes.32 first surface of anti-reflection film will be incident to using anti-reflection film 32
320, the reflection light interference of second surface 321 is offset, and the first eyepiece 40 is made only to receive reflection light, and the second eyepiece 50 receives
The refracted light transmitted from optical element 30 solves the wearable display equipment 100 ghost image caused in wearing
Phenomenon keeps wearable display equipment 100 image when watching image more true, clear.
It is understood that above embodiments are only used to illustrate the present invention, it is not used as limitation of the invention.For this
For the those of ordinary skill in field, the various other changes and modifications made in accordance with the technical idea of the present invention, all
It falls within the scope of protection of the claims of the present invention.
Claims (21)
1. a kind of wearable display equipment comprising: the first screen, with the first screen the second screen at an angle, setting
Optical element, the first eyepiece and the second eyepiece between the first screen and the second screen, the optical element is to the first screen
Or second screen issue light portion reflection, fractional transmission, first eyepiece is used to watch the image of the first screen, described
Second eyepiece is used to watch the image of the second screen, it is characterised in that: the surface of the optical element is equipped with anti-reflection film, the increasing
It is formed between the light and the optical element that the thickness of permeable membrane is emitted with the first screen or the second screen alternative one
The variation of incidence angle and change, to eliminate optical element ghost image caused by the multiple reflections of light or transmission.
2. wearable display equipment as described in claim 1, which is characterized in that first screen and second screen at
The position of the angular bisector of first screen and the second screen is arranged in certain angle setting, the optical element.
3. wearable display equipment as claimed in claim 2, which is characterized in that first screen and second screen hang down
Straight setting, first screen are located at horizontal direction, and second screen is located at vertical direction.
4. wearable display equipment as described in claim 1, which is characterized in that the surface of the optical element is from close to first
Screen is divided into multiple regions to far from the first screen, and each region plating sets the anti-reflection film of the same thickness, makes the anti-reflection film
The incidence angle formed between the light and the optical element that thickness is emitted with the first screen or the second screen alternative one
Change of gradient is presented.
5. wearable display equipment as described in claim 1, which is characterized in that the surface of the optical element is from close to first
Screen is divided into multiple regions to far from the first screen, and each region plating sets the anti-reflection film of the same thickness, makes the anti-reflection film
The incidence angle formed between the light and the optical element that thickness is emitted with the first screen or the second screen alternative one
Gradual change variation is presented.
6. wearable display equipment as claimed in claim 2, which is characterized in that first screen and the second screen are OLED
Any one in display screen, plasma display or liquid crystal display.
7. wearable display equipment as claimed in claim 3, which is characterized in that the optical element with the anti-reflection film phase
Back to another surface plating be equipped with semi-transparent semi-reflecting film, the semi-transparent semi-reflecting film be used for when light passes through, make the P of reflected light
The phase difference of component and S component close to 0 ° or connects close to 0 ° or close to 180 ° or the P component of transmitted light and the phase difference of S component
Nearly 180 °；Wherein, P component is parallel to the plane of incidence, and S component orthogonal is in the plane of incidence.
8. wearable display equipment as described in claim 1, which is characterized in that first eyepiece and the second eyepiece are close to institute
It states and is respectively arranged with polarizing film on the surface of optical element, the polarizing film can rotate, and the polarizing film is after rotation adjustment
So that the first eyepiece only receives the linearly polarized light of the first screen, the second eyepiece only receives the linearly polarized light of the second screen.
9. wearable display equipment as described in claim 1, which is characterized in that first eyepiece and the second eyepiece are close to institute
It states and is respectively arranged with wave plate on the surface of optical element, the wave plate is for making the light for being incident to wave plate generate reversed phase
Difference, to cut down afterimage.
10. wearable display equipment as described in claim 1, which is characterized in that first eyepiece and second eyepiece
It include at least one convex lens or at least one Fresnel Lenses.
11. wearable display equipment as described in claim 1, which is characterized in that further include the first shading piece and the second shading
The surface away from the optical element of the first screen is arranged in part, first shading piece, and the second shading piece is arranged second
The surface away from the optical element of screen, first shading piece and the second shading piece are respectively used to stop extraneous true field
The light of scape projects on first screen and second screen.
12. wearable display equipment as described in claim 1, which is characterized in that further include fixed frame, the fixed frame includes
Parallel the first opposite frame and the second frame and the vertical third frame for connecting the first frame and the second frame, described first
The inner wall of the first frame is arranged in screen, and the inner wall of third frame is arranged in second screen, and the optical element setting exists
First frame and third frame are formed by the position of angular bisector and are resisted against the second frame.
13. a kind of UAV system comprising: wearable display equipment and be easy for the first viewing angles of unmanned vehicle picture
The camera in face, the camera are communicatively coupled to the wearable display equipment, and the wearable device includes: the first screen
Curtain and the first screen the second screen at an angle, the optical element being arranged between the first screen and the second screen, first
Eyepiece and the second eyepiece, the optical element can be saturating to the light portion reflection, part that the first screen or the second screen issue
It penetrates, first eyepiece is used to watch the image of the first screen, and second eyepiece is used to watch the image of the second screen, special
Sign is: the surface of the optical element is equipped with anti-reflection film, and the thickness of the anti-reflection film is with the first screen or the second screen
The variation of incidence angle between the light of outgoing and the optical element and change, to eliminate optical element to the multiple anti-of light
Ghost image caused by penetrating or transmiting.
14. UAV system as claimed in claim 13, which is characterized in that first screen and second screen are at one
The position of the angular bisector of first screen and the second screen is arranged in the setting of clamp angle, the optical element.
15. UAV system as claimed in claim 14, which is characterized in that first screen and second screen vertical
Setting, first screen are located at horizontal direction, and second screen is located at vertical direction.
16. UAV system as claimed in claim 13, which is characterized in that the surface of the optical element is from close to the first screen
Curtain is divided into multiple regions to far from the first screen, and each region plating sets the anti-reflection film of the same thickness, makes the thickness of the anti-reflection film
Spending the incidence angle formed between the light and the optical element being emitted with the first screen or the second screen alternative one is in
Existing change of gradient.
17. UAV system as claimed in claim 13, which is characterized in that the surface of the optical element is from close to the first screen
Curtain is divided into multiple regions to far from the first screen, and each region plating sets the anti-reflection film of the same thickness, makes the thickness of the anti-reflection film
Spending the incidence angle formed between the light and the optical element being emitted with the first screen or the second screen alternative one is in
Existing gradual change variation.
18. UAV system as claimed in claim 13, which is characterized in that first screen and the second screen are aobvious for OLED
Any one in display screen, plasma display or liquid crystal display.
19. UAV system as claimed in claim 13, which is characterized in that the optical element it is opposite with the anti-reflection film
Pair another surface plating be equipped with semi-transparent semi-reflecting film, the semi-transparent semi-reflecting film is used for, and when light passes through, makes the P of reflected light
The phase difference of component and S component close to 0 ° or connects close to 0 ° or close to 180 ° or the P component of transmitted light and the phase difference of S component
Nearly 180 °；Wherein, P component is parallel to the plane of incidence, and S component orthogonal is in the plane of incidence.
20. UAV system as claimed in claim 13, which is characterized in that first eyepiece and the second eyepiece are close to described
Polarizing film is respectively arranged on the surface of optical element, the polarizing film can rotate, and the polarizing film makes after rotation adjustment
The linearly polarized light that the first eyepiece only receives the first screen is obtained, the second eyepiece only receives the linearly polarized light of the second screen.
21. UAV system as claimed in claim 13, which is characterized in that first eyepiece and the second eyepiece are close to described
Wave plate is respectively arranged on the surface of optical element, the wave plate is for making the light for being incident to wave plate generate reversed phase
Difference, to cut down afterimage.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2016/100948 WO2018058473A1 (en) | 2016-09-29 | 2016-09-29 | Wearable display device and unmanned aircraft system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107466373A CN107466373A (en) | 2017-12-12 |
| CN107466373B true CN107466373B (en) | 2019-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680004729.3A Expired - Fee Related CN107466373B (en) | 2016-09-29 | 2016-09-29 | Wearable display equipment and UAV system |
| CN201780023973.9A Active CN109073906B (en) | 2016-09-29 | 2017-04-13 | Wearable display device and unmanned aerial vehicle system |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780023973.9A Active CN109073906B (en) | 2016-09-29 | 2017-04-13 | Wearable display device and unmanned aerial vehicle system |
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| CN (2) | CN107466373B (en) |
| WO (2) | WO2018058473A1 (en) |
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| WO2019232799A1 (en) * | 2018-06-08 | 2019-12-12 | 深圳市大疆创新科技有限公司 | Screen control method and device |
| TWI669533B (en) * | 2018-08-01 | 2019-08-21 | 宏達國際電子股份有限公司 | Head mounted display and multiple depth imaging apparatus |
| CN109442341A (en) * | 2018-10-12 | 2019-03-08 | 东风汽车有限公司 | OLED automobile lamp |
| CN112051672A (en) * | 2019-06-06 | 2020-12-08 | 舜宇光学（浙江）研究院有限公司 | Artifact-eliminating display optical machine and method thereof and near-to-eye display equipment |
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-
2016
- 2016-09-29 CN CN201680004729.3A patent/CN107466373B/en not_active Expired - Fee Related
- 2016-09-29 WO PCT/CN2016/100948 patent/WO2018058473A1/en active Application Filing
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2017
- 2017-04-13 CN CN201780023973.9A patent/CN109073906B/en active Active
- 2017-04-13 WO PCT/CN2017/080452 patent/WO2018058938A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| CN109073906A (en) | 2018-12-21 |
| CN109073906B (en) | 2021-09-10 |
| WO2018058938A1 (en) | 2018-04-05 |
| WO2018058473A1 (en) | 2018-04-05 |
| CN107466373A (en) | 2017-12-12 |
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