CN205899165U - Three -dimensional piece ware of seeing of visual system and wear -type - Google Patents
Three -dimensional piece ware of seeing of visual system and wear -type Download PDFInfo
- Publication number
- CN205899165U CN205899165U CN201620690300.1U CN201620690300U CN205899165U CN 205899165 U CN205899165 U CN 205899165U CN 201620690300 U CN201620690300 U CN 201620690300U CN 205899165 U CN205899165 U CN 205899165U
- Authority
- CN
- China
- Prior art keywords
- visual system
- display screen
- optical element
- optical
- reflection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model provides a visual system for watch stereo image, the visual system includes two display screens (1, 2), half anti - optical element (3), two polarisation optical element (4, 5) and two optics amplifying element (6, 7) partly passed through, two polarisation optical element with two optics amplifying element are coaxial, two polarisation optical element's the polarization direction is orthogonal, two display screen angles are the acute angle, display screen and two wherein polarisation optical element is parallel, and another display screen arranges two in on the polarisation optical element, half turns over partly thoroughly, and optical element is located in the middle of two display screens, and with the contained angle of two display screens equals. The utility model provides an include the three -dimensional piece ware of seeing of wear -type of visual system. Visual system and sight piece ware can reduce system's overall length, reduce the visual system volume, satisfy small -size portable demand.
Description
Technical field
This utility model is related to a kind of visual system, and more particularly, to a kind of visual system being applied to viewing equipment and use should
The wear-type stereo viewer of visual system.
Background technology
Virtual reality technology (virtual reality technology, abbreviation vrt) is computer graphicss, human-machine interface
Vocal imitation skill, sensor technology and artificial intelligence technology etc. are intersected and comprehensive result.New with virtual reality technology as representative
Type human-computer interaction technology be intended to explore natural harmony man machine relation, make man machine interface from developed into based on visually-perceptible including
The polyesthesia passage perception such as vision, audition, tactile, power feel, olfactory sensation and kinaesthesia；From being developed into including language based on being manually entered
Multiple effect passage such as sound, gesture, posture and sight line inputs, and makes user immersively perceive the object in virtual environment.
Viewing equipment is a kind of auxiliary equipment of the lantern slide that can conveniently watch after amplification.Head mounted display is a kind of quilt
It is widely used in the big picture portable high-immersion stereo-picture real world devices of every field.
Current 3d technology flourishes, by mainstream applications in simulation training, 3d game, tele-medicine and operation, or
Extend visual capacity of human eye etc. every field using infrared, microscope, ultramicroscope.People can be allowed really to experience
The enormous impact bringing to stereoscopic vision and ultimate attainment shock.Stereo display applicating technology technological means reduce the mankind real three
The dimension world, by the development trend of the Fashion of Future video science and technology.A third dimension no important finger being to weigh stereo display product by force
Mark.
A, traditional viewing equipment are to prevent user from seeing that unnecessary image affects the quality of stereo display, in amplifying lens
Aperture diaphragm is set afterwards, because aperture diaphragm can limit incident beam size, therefore limits the visual field of user, and aperture diaphragm
Be generally arranged at the focal point of amplifying lens, lead to complex structure, system overall length longer it is impossible to meet user for portability
Require.Although multi-functional miniaturized electronic display device can bring convenience for user, " portable " " miniaturization " simultaneously
Limit the size of display screen, and less display screen easily causes the eye strain of user.
B, some optical system viewing equipments have special requirement to the modes of emplacement of LCDs, lead to complex structure,
The problem that system overall length is longer, optical system volume is excessive.
Utility model content
In view of this it is necessary to provide a kind of improved viewing equipment and its visual system.
A kind of visual system, for watching stereo-picture, described visual system include the first display screen, second display screen,
Half-reflection and half-transmission optical element, the first polarizing optical element being arranged side by side and the second polarizing optical element, and be arranged side by side in people
First optical amplification element in front of eye and the second optical amplification element；Described two pieces of display screen angles are at an acute angle；Described
One optical amplification element is placed between described first polarizing optical element and people's right eye, and described second optical amplification element is put
Put between described second polarizing optical element and people's left eye；Wherein first display screen is parallel with described two polarizing optical elements,
Second display screen is positioned on described two polarizing optical elements；Half-reflection and half-transmission optical element is located at described first display screen and institute
State between second display screen, and it is near the junction of two pieces of display screens；And respectively with described first display screen and
Two display screen angulations are equal.
Further, described half-reflection and half-transmission optical element is trapezoidal shape.
Further, described two pieces of display screens are respectively horizontal linear polarization screen and perpendicular linear polarization screen.
Further, described visual system is connected to the electronic installation with playing function using wireless mode, and acquisition is treated
The information of display.
Further, described visual system is connected to the electronic installation with playing function using data wire, obtains and waits to show
The information shown.
Further, described visual system passes through described data wire from described electronic installation acquisition power supply.
Further, described first display screen and described second display screen shift to install, and have therebetween certain friendship
Folded part.
Further, described half-reflection and half-transmission optical element is polarization type reflecting mirror or half-reflection and half-transmission glass.
Further, described half-reflection and half-transmission optical element for p-polarization can thoroughly s polarization can antiplane mirror or p-polarization can anti-s inclined
Shaking can plane mirror thoroughly.
Further, described visual system also sets up a distance adjusting mechanism, and this governor motion is used for adjusting two polarisation light
Learn between element or the distance between two optical amplification element, to adapt to the user with different interpupillary distances.
Further, described visual system also sets up focal length setting mechanism, and it is inclined that described focal length setting mechanism is used for regulation two
Light optical element or the focal length of two optical amplification element.
Further, described visual system also includes diopter actuator, and described diopter actuator is installed on described two
The nearly eye end of optical amplification element.
A kind of wear-type stereo viewer it is characterised in that: described wear-type stereo viewer includes being worn on head
On support and setting visual system on the bracket, described visual system is visual system as above.
Further, described support can be according to the size adjustment tightness of wearer's head.
Further, described viewing equipment also includes a shell made with light-proof material, and this shell is towards human eye
Two holes are had, described two holes correspond respectively to described two optical amplification element on simultaneously, and by described two optical amplifier units
Part is blocked.
Further, described viewing equipment is helmet shape.
Above-mentioned visual system and viewing equipment overcome the restriction to the angle of visual field for traditional viewing equipment aperture diaphragm, increase and regard
?.Additionally, the setting at an acute angle of described two pieces of display screen angles, system overall length can be reduced, reduce optical system volume.
Brief description
Fig. 1 is a kind of top view of viewing equipment that this utility model embodiment provides.
Fig. 2 is a kind of side view of viewing equipment that this utility model embodiment provides.
Fig. 3 is the communication structure schematic diagram that this utility model embodiment provides.
Main element symbol description
Wear-type stereo viewer 100
Support 10
Visual system 11
First display screen 1
Second display screen 2
Semi-transparent semi-reflecting optical element 3
First polarizing optical element 4
Second polarizing optical element 5
First optical amplification element 6
Second optical amplification element 7
Hole 8,9
Electronic equipment 200
Following specific embodiment will further illustrate this utility model in conjunction with above-mentioned accompanying drawing.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely description is it is clear that described embodiment is only a part of embodiment of this utility model rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of making creative work
The every other embodiment being obtained, broadly falls into the scope of this utility model protection.
It should be noted that when assembly is referred to as " being fixed on " another assembly, it can be directly on another assembly
Or can also there is assembly placed in the middle.When an assembly is considered as " connection " another assembly, it can be directly connected to
To another assembly or may be simultaneously present assembly placed in the middle.When an assembly is considered as " being arranged at " another assembly, it
Can be to be set directly on another assembly or may be simultaneously present assembly placed in the middle.Term as used herein is " vertical
", " level ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all of technology used herein and scientific terminology are led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.In term used in the description of the present utility model it is simply herein
The purpose of description specific embodiment is it is not intended that in limiting this utility model.Term as used herein " and/or " include
The arbitrary and all of combination of one or more related Listed Items.
As shown in Figures 1 and 2, wear-type stereo viewer 100 includes the support 10 being worn on head and is arranged on
Visual system 11 on support 10.Described support 10 has shell.Described visual system 11 includes two display screens (the first display screen
1 and second display screen 2), half-reflection and half-transmission optical element 3, two polarizing optical elements (the first polarizing optical element 4 and the second polarisation
Optical element 5) and two optical amplification element (the first optical amplification element 6 and the second optical amplification element 7).
Described two display screens 1,2 are arranged far from eyes of user one end, and described two optical amplification element 6,7 are arranged on nearly eye
End, the symmetrical distribution of line centered on the bridge of the nose position of user, correspond respectively to the right and left eyes of user.Described two polarisations
Optical element 4,5 corresponds respectively to described two optical amplification element settings, and same with described two optical amplification element 6,7 respectively
Axle, for example, described first polarizing optical element 4 is coaxial with described first optical amplification element 6, and described second polarization optical unit
Part 5 is coaxial with described second optical amplification element 7.Described two polarizing optical elements 4,5 are arranged on described two display screens 1,2 and institute
State between two optical amplification element 6,7, specifically, described first polarizing optical element 4 is arranged on described first display screen 1 and
Between one optical amplification element 6, and described second polarizing optical element 5 is arranged on second display screen 2 and the second optical amplifier unit
Between part 7.
Described shell is made using light-proof material, and this shell has two holes 8,9 towards in the one side of human eye, and described two
Individual hole 8,9 is corresponding with described two optical amplification element 6,7 respectively, and is blocked by two optical amplification element 6,7.Described
One display screen 1 and described second display screen 2 are separately positioned on two adjacent medial walls of described shell.For example, described outer
Shell includes two the first medial walls being disposed adjacent and the second medial wall.Described first display screen 1 and 2 points of described second display screen
It is not arranged on described first medial wall and described second medial wall.
Described first display screen 1 and second display screen 2 can be all, but are not limited to, LCDs (liquid crystal
Display, lcd), light-emitting diode tube display screen (light-emitting diode, led), organic light emitting diode display screen
oled.
Described first display screen 1 and second display screen 2, show right and left eyes image information respectively, and the first display screen 1 is used for showing
Show eye image, second display screen is used for showing left-eye image.In certain embodiments, two pieces of described display screens are respectively water
Horizontal line polarization screen and perpendicular linear polarization screen.Described first display screen 1 and second display screen 2 can at an acute angle be arranged, and angular range can
For arbitrarily angled between 75 degree to 89 degree, such as 85 degree about.Tradition sight is solved using the double-display screen of setting at an acute angle
Piece device is to ensure that the aperture diaphragm that arranges of stereoeffect, for the constraint of the angle of visual field, increases visual range.And at an acute angle set
Put, compare to be vertically arranged and can reduce system overall length, reduce optical system volume.
In certain embodiments, can there is certain overlap between described first display screen 1 and described second display screen 2
Point, to reach the purpose expanding the angle of visual field.The size of overlapping area determines according to actual needs it is ensured that not having to three-dimensional imaging effect
Have an impact.
Described half-reflection and half-transmission element 3 is located between described first display screen 1 and described second display screen 2, and described half anti-half
Thoroughly element 3 while near the junction of described first display screen 1 and described second display screen 2 and equal with the angle of the two.
Understand that electric vector e uploads the sowing time p light and s light direction in reflection and refraction at interface and changes by fresnel formula.Described
The light that one display screen 1 gives off after half-reflection and half-transmission element 3 refraction through the second polarizing optical element 5, then through the first light
Learn amplifier element 6 and reach human eye.And the light that described second display screen 2 gives off then reflects through through half-reflection and half-transmission element 3
One polarizing optical element 4, then reaches human eye through the second optical amplification element 7 again.
In certain embodiments, described half-reflection and half-transmission element 3 can be rectangle or trapezoidal shape, when for trapezoidal shape, can
Reduce lens area, reduce coating cost；Reduce opticator volume, more ventilation and heat spaces are provided.
Described first optical amplification element 6 and the second optical amplification element 7, for enlarged drawing, in the present embodiment containing only
There is one group of amplifying lens, reduce the difference that image produces because of optical system, make image more truly clear.In other embodiment
In, also can be not limited to one group, for example two or more sets.
Described two polarizing optical elements 4,5 are used for forming stereoscopic vision.The polarization direction of described two polarizing optical elements 4,5
Orthogonal, the picture signal of described first display screen 1 and described second display screen 2 is formed by half-reflection and half-transmission optical element 3
Phase contrast, final by the modulation of first, second polarizing optical element 4,5 and the amplification of first, second optical amplification element 6,7
The retina being projeced into user forms stereoscopic image.
In certain embodiments, described half-reflection and half-transmission optical element 3 can be can thoroughly can antiplane mirror, such as p-polarization can
Thoroughly s polarization can antiplane mirror or p-polarization can anti-s polarization can plane mirror thoroughly.
In certain embodiments, described head-mounted stereoscopic visual slide viewer 100 is helmet shape, described helmet support 10 energy
Enough size adjustment tightness according to wearer's head.In certain embodiments, described head-mounted stereoscopic visual slide viewer 100
It is alternatively other headset equipment shapes, such as glasses, described headset equipment support 10 can be big according to wearer's head
Minor adjustment tightness.
In certain embodiments, described two optical amplification element 6,7 and described two polarizing optical elements 4,5 adjustable change places
Sequentially, that is, described two polarizing optical elements 4,5 are placed on the nearly eye end of described two optical amplification element 6,7, and described two optics are put
Big element 6,7 is arranged between described two polarizing optical elements 4,5 and described two display screens 1,2.But, when two polarization optical units
When part 4,5 is placed on the nearly eye end of described two optical amplification element 6,7, two display screens 1, the light of 2 screens are radiated at two optics and put
On big element 6,7, two optical amplification element 6,7 can be imaged on semi-transparent semi-reflecting lens, and is seen by human eye, has a strong impact on vision effect
Really, in order to eliminate this impact, described two optical amplification element 6,7 need to cross anti-reflective film, and plated film can change the polarization side of light
To as needed for the nearly eye end that two polarizing optical elements 4,5 are placed on described two optical amplification element 6,7 then cannot be filtered or block
Light, impact is normal to be watched.Therefore, described two polarizing optical elements 4,5 are preferably rested in described two optical amplification element
6th, 7 remote eye end.
Shown in ginseng Fig. 3, in certain embodiments, described wear-type solid viewing device 100 can also include peripheral hardware and connect electricity
Road, described peripheral hardware connects circuit and passes through wired or wireless way, by described wear-type solid viewing device 100 with there is playing function
Electronic equipment 200 connect, obtain information to be shown.In view of portable needs, described wear-type of the present utility model
Three-dimensional viewing device 100 itself does not carry power supply, is connected to the electronic installation with playing function using data wire, obtains to be shown
Information while, by external electronic device for wear-type solid viewing device double-display screen power.If worn described in allowing
Formula solid viewing device 100 has slightly larger volume it is also possible to setting battery compartment, is powered for head-mounted display apparatus by battery.
Preferably, in certain embodiments, described wear-type stereo viewer 100 can also include diopter actuator
(accompanying drawing is not shown), described diopter actuator is installed on nearly eye end (for example described shell 10 of described two optical amplification element
And described two optical amplification element between), described diopter actuator can make diopter scalable within the specific limits, to adapt to
Diopter user within this range can be normally using this wear-type stereo viewer in the case of not wearing spectacles
100.
Preferably, in certain embodiments, described wear-type stereo viewer 100 can also arrange one apart from regulation machine
Structure, this governor motion can be gear mechanism, for adjusting between two optical modules (for example: between two polarizing optical elements, two
Between optical amplification element) distance, to adapt to the user with different interpupillary distances.
Preferably, in certain embodiments, described wear-type stereo viewer 100 is also designed to be connected with a focal length
Governor motion (accompanying drawing is not shown), for adjusting two optical modules (for example: two polarizing optical elements, two optical amplification element)
Focal length, the image quality after being amplified through optical system with the video adapting to different pixels density.In certain embodiments, described wear-type
Two groups of optical modules in stereo viewer 100 can each connect a focal length setting mechanism, in order to adjust two optics respectively
The focal length of assembly；Two groups of optical modules can also connect a focal length setting mechanism altogether and realize joint debugging.When every group of optical module is by two
When individual and above optical element forms, described focal length setting mechanism can be gear governor motion, and gear governor motion will revolve
The dynamic linear motion being converted into optical element of transhipment, to change Jiao of optical system by changing the distance between optical element
Away from；And when every group of optical module is only made up of an optical element, only this optical element has focus adjustable characteristic, just may be used
To carry out focus adjustment using focal length setting mechanism, for example: liquid lens, focal length setting mechanism is to liquid lens applied voltage
Or liquid form is changed by mechanical force, realize focus adjustment.Because focus adjustment is more professional, this focal length setting mechanism can set
It is calculated as gear to adjust, commonly used person guarantees display effect by gear regulation is fine.
The utility model has the advantage of adopting half-reflection and half-transmission optical element and polarizing optical element, right and left eyes image is divided
Come it is ensured that stereo display effect, due to being provided without aperture diaphragm, overcome traditional viewing equipment aperture diaphragm to the angle of visual field
Limit, increase visual field；And without the concern for aperture diaphragm set location, design is succinct, system overall length reduces, meet small-sized just
Take requirement.Additionally, the setting at an acute angle of two pieces of display screens, further reduce system overall length, thus reducing visual system volume,
Meet miniature portable requirement.
In addition, for the person of ordinary skill of the art, it can be made according to technology design of the present utility model
It various corresponding change and deformation, and all these change all should belong to the protection model of this utility model claim with deformation
Enclose.
Claims (15)
1. a kind of visual system, for watching stereo-picture it is characterised in that: described visual system include the first display screen,
Two display screens, half-reflection and half-transmission optical element, the first polarizing optical element being arranged side by side and the second polarizing optical element, and side by side
It is arranged at the first optical amplification element and second optical amplification element in the front of human eye；Described two pieces of display screen angles are in sharp
Angle；Wherein first display screen is parallel with described two polarizing optical elements, and second display screen is positioned over described two polarizing optical elements
On；Described first optical amplification element is placed between described first polarizing optical element and people's right eye, and described second light
Learn amplifier element to be placed between described second polarizing optical element and people's left eye, described half-reflection and half-transmission optical element is located at described
Between first display screen and described second display screen, and respectively with described first display screen and second display screen angulation phase
Deng.
2. visual system as claimed in claim 1 it is characterised in that: described half-reflection and half-transmission optical element be trapezoidal shape.
3. visual system as claimed in claim 1 it is characterised in that: described first display screen and described second display screen are respectively
For horizontal linear polarization screen and perpendicular linear polarization screen.
4. visual system as claimed in claim 1 it is characterised in that: described visual system is connected to having using wireless mode
The electronic installation of playing function, obtains information to be shown, or described visual system is connected to having broadcasting using data wire
The electronic installation of function, obtains information to be shown.
5. visual system as claimed in claim 4 it is characterised in that: described visual system pass through described data wire from described electricity
Sub-device obtains power supply.
6. visual system as claimed in claim 1 it is characterised in that: described first display screen and described second display screen dislocation
Setting, and have therebetween certain overlapping part.
7. visual system as claimed in claim 1 it is characterised in that: described half-reflection and half-transmission optical element be polarization type reflecting mirror
Or half-reflection and half-transmission glass.
8. visual system as claimed in claim 1 it is characterised in that: described half-reflection and half-transmission optical element for p-polarization can thoroughly s inclined
Shake can antiplane mirror or p-polarization can anti-s polarization can plane mirror thoroughly.
9. visual system as claimed in claim 1 it is characterised in that: described visual system also sets up a distance adjusting mechanism,
This governor motion is used for adjusting between two polarizing optical elements or the distance between two optical amplification element, to adapt to difference
The user of interpupillary distance.
10. visual system as claimed in claim 1 it is characterised in that: described visual system also sets up focal length setting mechanism,
Described focal length setting mechanism is used for adjusting the focal length of two polarizing optical elements or two optical amplification element.
11. visual systemes as claimed in claim 1 it is characterised in that: described visual system also includes diopter actuator, institute
State the nearly eye end that diopter actuator is installed on described two optical amplification element.
A kind of 12. wear-type stereo viewers it is characterised in that: described wear-type stereo viewer includes being worn on head
Support and setting visual system on the bracket, described visual system is claim 1 to any one of claim 11
Described visual system.
13. viewing equipments as claimed in claim 12 it is characterised in that: described support can be according to the big ditty of wearer's head
Section tightness.
14. viewing equipments as claimed in claim 12 it is characterised in that: described viewing equipment also includes one and uses light-proof material system
The shell becoming, this shell has two holes towards in the one side of human eye, and described two holes correspond respectively to described two optical amplifiers
Element, and blocked by described two optical amplification element.
15. viewing equipments as claimed in claim 12 it is characterised in that: described viewing equipment be helmet shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620690300.1U CN205899165U (en) | 2016-07-04 | 2016-07-04 | Three -dimensional piece ware of seeing of visual system and wear -type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620690300.1U CN205899165U (en) | 2016-07-04 | 2016-07-04 | Three -dimensional piece ware of seeing of visual system and wear -type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205899165U true CN205899165U (en) | 2017-01-18 |
Family
ID=57771480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620690300.1U Expired - Fee Related CN205899165U (en) | 2016-07-04 | 2016-07-04 | Three -dimensional piece ware of seeing of visual system and wear -type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205899165U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018006238A1 (en) * | 2016-07-04 | 2018-01-11 | 深圳市大疆创新科技有限公司 | Visual system and slide viewer |
-
2016
- 2016-07-04 CN CN201620690300.1U patent/CN205899165U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018006238A1 (en) * | 2016-07-04 | 2018-01-11 | 深圳市大疆创新科技有限公司 | Visual system and slide viewer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107003523B (en) | Immersion based on micro-display wears view device | |
| CN204595327U (en) | Head-mounted display apparatus | |
| KR101926577B1 (en) | Expanded 3D stereoscopic display system | |
| JP2017049601A (en) | Wearable device with input and output structures | |
| CN104898276A (en) | Head-mounted display device | |
| WO2018227424A1 (en) | Head-mounted display, and display screen, head-mounted bracket and video thereof | |
| WO2021147799A1 (en) | Intelligent glasses display and imaging method therefor | |
| RU138628U1 (en) | Augmented Reality Glasses | |
| CN205195880U (en) | Watch equipment and watch system | |
| CN204595329U (en) | Head-mounted display apparatus | |
| CN102109677A (en) | Head-mounted stereoscopic visual slide viewer | |
| CN205880368U (en) | Wear -type virtual reality stereoscopic display equipment based on light field formation of image | |
| CN211506034U (en) | Intelligent glasses display | |
| EP2859399A1 (en) | Apparatus and method for a bioptic real time video system | |
| WO2018149267A1 (en) | Display method and device based on augmented reality | |
| CN203786396U (en) | Head-wearing display device | |
| CN207625712U (en) | Vision display system and head-wearing display device | |
| CN204013926U (en) | A kind of 3-D image display device | |
| CN204595328U (en) | Head-mounted display apparatus | |
| CN106405845A (en) | Virtual reality experience device | |
| US20190137775A1 (en) | Vision system and film viewing device | |
| CN205899165U (en) | Three -dimensional piece ware of seeing of visual system and wear -type | |
| CN204883059U (en) | Wear display device | |
| TW201805689A (en) | Add-on near eye display device characterized in that sharpened images are outputted onto the transparent display so that they are superposed on scenes viewed with naked eyes of the user | |
| CN204287608U (en) | A kind of head mounted display |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170118 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |