CN105607260B - A kind of picture display process and device and a kind of helmet - Google Patents
A kind of picture display process and device and a kind of helmet Download PDFInfo
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- CN105607260B CN105607260B CN201610122496.9A CN201610122496A CN105607260B CN 105607260 B CN105607260 B CN 105607260B CN 201610122496 A CN201610122496 A CN 201610122496A CN 105607260 B CN105607260 B CN 105607260B
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
-
- 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
- G02B2027/0141—Head-up displays characterised by optical features characterised by the informative content of the display
-
- 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
- G02B27/0149—Head-up displays characterised by mechanical features
- G02B2027/0161—Head-up displays characterised by mechanical features characterised by the relative positioning of the constitutive elements
- G02B2027/0163—Electric or electronic control thereof
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention discloses a kind of picture display process and device and a kind of helmet, which includes the liquid crystal display, luminescence unit and lightproof unit being successively set between user's sight and external environment from the inside to the outside；Picture display device further includes control unit, is separately connected liquid crystal display, luminescence unit and lightproof unit；When lightproof unit is in light transmission state, external environment light enters human eye through lightproof unit and liquid crystal display, and the picture on liquid crystal display is shown to user using external environment light；When lightproof unit is in shading status, closed space is formed between lightproof unit and liquid crystal display, picture on liquid crystal display is shown to user using the light source that luminescence unit provides, meets the needs of user is to different application scene, and when lightproof unit is in light transmission state, the direct sensing external environment of user avoids the problem that image procossing reduces resolution ratio, and does not postpone, improve user experience.
Description
Technical field
The present invention relates to field of electronic device, in particular to a kind of picture display process and device and a kind of helmet.
Background technique
Virtual reality device forms a virtual world by the content that screen is shown, so that user is worn virtual reality and sets
It is completely isolated with real world after standby；In addition augmented reality equipment shows phase on the basis of real world seen by person
Information is closed, user is made to can see the real world for being superimposed augmented reality information.In design, virtual reality device is more prone to
In closed display environment, and augmented reality equipment is then more likely to open display environment.
Currently, there are some virtual realities and augmented reality compatible equipment in market, external environment is shot by camera, is carried out
The resolution ratio for the real world images for being shown to user after image procossing, but being obtained using the program is lower, is limited to simultaneously
The response speed of camera, usually there is obvious delay, and user experience is bad.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of picture display process and device and a kind of helmets.
According to one aspect of the present invention, the present invention provides a kind of picture display devices, including successively set from the inside to the outside
Set liquid crystal display, luminescence unit and the lightproof unit between user's sight and external environment；The picture display device is also
Including control unit, it is separately connected the liquid crystal display, luminescence unit and the lightproof unit；
When described control unit, which controls the lightproof unit, is in light transmission state, if the liquid crystal display is not shown
Content, the liquid crystal deflection angle that described control unit adjusts the liquid crystal display make its light transmission, and external environment light penetrates institute
It states lightproof unit and the liquid crystal display enters human eye, user is made to see external environment；If the liquid crystal display has display
Content, the picture on the liquid crystal display are shown to user using external environment light, see user and be superimposed upon extraneous ring
Augmented reality picture on border；
When described control unit, which controls the lightproof unit, is in shading status, the lightproof unit and liquid crystal display
Between form closed space, described control unit controls the luminescence unit and is in luminance, on the liquid crystal display
Picture be shown to user using the light source that the luminescence unit provides, so that user is only seen what the liquid crystal display was shown
Virtual reality picture.
Wherein, the lightproof unit is liquid crystal shading layer；
When the liquid crystal shading layer no power, liquid crystal in liquid crystal shading layer arrangement directive property is by external environmental light
Line blocks, and the liquid crystal shading layer is in shading status；
When the liquid crystal shading layer is powered, the liquid crystal in the liquid crystal shading layer is rotated by voltage driving, is made
External environment light passes through, and the liquid crystal shading layer is in light transmission state.
Wherein, the luminescence unit is one or more LED light bars, and the LED light bar is arranged in the liquid crystal display
Edge；
When described control unit, which controls the lightproof unit, is in shading status, described control unit controls the LED
Lamp bar shines, and the picture on the liquid crystal display is shown to user using the light source that the LED light bar provides；
When described control unit, which controls the lightproof unit, is in light transmission state, described control unit controls the LED
Lamp bar does not shine, and the picture on the liquid crystal display is shown to user using external environment light.
Another aspect according to the present invention, the present invention provides a kind of helmets, including picture display device；The picture
Flat-panel display device include the liquid crystal display being successively set between user's sight and external environment from the inside to the outside, luminescence unit and
Lightproof unit；The picture display device further includes control unit, is separately connected the liquid crystal display, luminescence unit and described
Lightproof unit；
When described control unit, which controls the lightproof unit, is in light transmission state, if the liquid crystal display is not shown
Content, the liquid crystal deflection angle that described control unit adjusts the liquid crystal display make its light transmission, and external environment light penetrates institute
It states lightproof unit and the liquid crystal display enters human eye, user is made to see external environment；If the liquid crystal display has display
Content, the picture on the liquid crystal display are shown to user using external environment light, see user and be superimposed upon extraneous ring
Augmented reality picture on border；
When described control unit, which controls the lightproof unit, is in shading status, the lightproof unit and liquid crystal display
Between form closed space, the picture on the liquid crystal display is shown to use using the light source that the luminescence unit provides
Family, the virtual reality picture for making user only see that the liquid crystal display is shown.
Wherein, the lightproof unit is liquid crystal shading layer；
When the liquid crystal shading layer no power, liquid crystal in liquid crystal shading layer arrangement directive property is by external environmental light
Line blocks, and the liquid crystal shading layer is in shading status；
When the liquid crystal shading layer is powered, the liquid crystal in the liquid crystal shading layer is rotated by voltage driving, is made
External environment light passes through, and the liquid crystal shading layer is in light transmission state.
Wherein, the luminescence unit is one or more LED light bars, and the LED light bar is arranged in the liquid crystal display
Edge；
When described control unit, which controls the lightproof unit, is in shading status, described control unit controls the LED
Lamp bar shines, and the picture on the liquid crystal display is shown to user using the light source that the LED light bar provides；
When described control unit, which controls the lightproof unit, is in light transmission state, described control unit controls the LED
Lamp bar does not shine, and the picture on the liquid crystal display is shown to user using external environment light.
Wherein, the helmet is the helmet or glasses.
Another aspect according to the present invention, the present invention provides a kind of picture display process, comprising:
Set gradually liquid crystal display, luminescence unit and shading list from the inside to the outside between user's sight and external environment
Member；
When the control lightproof unit is in light transmission state, if the liquid crystal display does not show content, institute is adjusted
The liquid crystal deflection angle for stating liquid crystal display makes its light transmission, and external environment light penetrates the lightproof unit and the liquid crystal display
Screen enters human eye, and user is made to see external environment；If the liquid crystal display has display content, the picture on the liquid crystal display
Face is shown to user using external environment light, and user is made to see the augmented reality picture being superimposed upon in external environment；
When the control lightproof unit is in shading status, formed between the lightproof unit and liquid crystal display closed
Space, control the luminescence unit and be in luminance, the picture on the liquid crystal display is mentioned using the luminescence unit
The light source of confession is shown to user, the virtual reality picture for making user only see that the liquid crystal display is shown.
Wherein, the lightproof unit is liquid crystal shading layer；
When the liquid crystal shading layer no power, liquid crystal in liquid crystal shading layer arrangement directive property is by external environmental light
Line blocks, and the liquid crystal shading layer is in shading status；
When the liquid crystal shading layer is powered, the liquid crystal in the liquid crystal shading layer is rotated by voltage driving, is made
External environment light passes through, and the liquid crystal shading layer is in light transmission state.
Wherein, the luminescence unit is one or more LED light bars；
When the lightproof unit is in shading status, controls the LED light bar and shine, the picture on the liquid crystal display
Face is shown to user using the light source that the LED light bar provides；
When the lightproof unit is in light transmission state, controls the LED light bar and do not shine, on the liquid crystal display
Picture is shown to user using external environment light.
The beneficial effect of the embodiment of the present invention is: being in light transmission state or shading status by controlling lightproof unit, presents
It gives user different display effects, meets the needs of user is to different application scene；And when lightproof unit is in light transmission state
When, user can direct sensing external environment, avoid using camera shooting external environment carry out image procossing method make
The problem of screen resolution reduces, and do not postpone, improve user experience.In a preferred embodiment, using liquid crystal shading
Layer is used as lightproof unit, need to only control the on-off electricity condition of liquid crystal shading layer under different scenes, i.e., at controllable liquid crystal shading layer
In light transmission state or shading status, to easily be switched between closed environment and open environment.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of display screen in the prior art；
Fig. 2 is a kind of structural schematic diagram of picture display device provided in an embodiment of the present invention；
Fig. 3 is a kind of specific flow chart of picture display process provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is the structural schematic diagram of display screen in the prior art.As shown in Figure 1, usually used display in the prior art
Screen most preceding layer is liquid crystal display 110, has pixel array thereon, when display system drives its display, by accurately controlling
The angle of liquid crystal deflection controls the power of each pixel unit light transmission on each pixel unit in liquid crystal display processed, from
And the picture for realizing liquid crystal display is shown.Since liquid crystal display cannot actively shine, so placing backlight list usually after liquid crystal display
Member is usually made of LED light bar 120 and light guide plate 130.Wherein LED light bar 120 is for providing light source, and light guide plate 130 is by LED
The light that lamp bar 120 issues is converted into uniform area source, while light guide plate 130 is also used for that light is avoided to leak from display screen rear end
Out.
Fig. 2 is a kind of structural schematic diagram of picture display device provided in an embodiment of the present invention.As shown in Fig. 2, of the invention
The picture display device that embodiment provides includes the liquid crystal being successively set between user's sight and external environment from the inside to the outside
Display screen 210, luminescence unit 220 and lightproof unit 230.Certainly, which should also include being connected respectively to liquid crystal
The control unit 200 of display screen 210, luminescence unit 220 and lightproof unit 230.
Lightproof unit 230 is light transmission state and shading status respectively there are two types of working condition, can be by control unit 200
Control lightproof unit 230 is in light transmission state or shading status.
When control unit 200, which controls lightproof unit 230, be in light transmission state, if liquid crystal display 210 do not show it is interior
Hold, then the liquid crystal deflection angle that further control adjusts liquid crystal display 210 of control unit 200 makes its light transmission, external environmental light
Line enters human eye through lightproof unit 230 and liquid crystal display 210, and user is made to see external environment；If liquid crystal display 210 has
Show content, then external environment light shows that picture provides light source for liquid crystal display 210, the picture on liquid crystal display 210
Face is shown to user using external environment light, makes user that can see external environment and see and is superimposed upon in external environment
Liquid crystal display 210 on the augmented reality picture that shows.
When control unit 200, which controls lightproof unit 230, is in shading status, lightproof unit 230 and liquid crystal display 210
Between form closed space, external environment light cannot pass through lightproof unit 230.The list at this point, control of control unit 200 shines
Member 220 shines, and shows that picture provides light source for liquid crystal display 210, the picture on liquid crystal display 210 utilizes luminescence unit
220 light sources provided are shown to user, and user is made to be only capable of seeing the virtual reality picture that liquid crystal display 210 is shown, cannot
See external environment.
Lightproof unit 230 is controlled by control unit 200 and is in light transmission state or shading status, and the picture can be made to show
Device has different display effects, so as to flexibly meet user to the various needs of application scenarios.The picture is shown
Device can be used for being compatible in virtual reality and the equipment of augmented reality, be in light transmission when control unit 200 controls lightproof unit 230
When state, user can see the augmented reality information being superimposed upon in real world, to realize the usage scenario of augmented reality；
When control unit 200, which controls lightproof unit 230, is in shading status, user and external environment completely cut off, and are only capable of seeing liquid crystal
The virtual reality information that display screen 210 is shown, to realize the usage scenario of virtual reality.Also, realizing making for augmented reality
When with scene, user is through liquid crystal display 210 and the direct sensing external environment of lightproof unit 230, not by camera
Shooting external environment carries out what image procossing obtained, alleviates facility load, while solving the problems, such as that screen resolution is low, and
And the no any delay of variation of user's sensing external environment, improve user experience.
Preferably, lightproof unit 230 be liquid crystal shading layer, the directional-rotation based on liquid crystal may be implemented shading or
Light transmission.The structure of the liquid crystal shading layer is similar with common liquid crystal display, but does not have pixel array arrangement wherein, only has
There are liquid crystal layer and its driving circuit, structure is relatively easy.
When not being powered to liquid crystal shading layer, liquid crystal arrangement has directive property, and the layer is in opaque shape under this state
State can block external environment light, and light leaks outside when luminescence unit 220 being avoided to shine, thus liquid crystal shading layer with
Closed space is formed between liquid crystal display 210.The light that liquid crystal display 210 can be issued by luminescence unit 220 at this time
Line clearly shows picture thereon.
When being powered to liquid crystal shading layer, liquid crystal is rotated by voltage driving, keeps external environment light complete
Full by liquid crystal shading layer, the liquid crystal shading layer is in light transmission state under this state.Likewise, if not having on liquid crystal display 210
There is display content, also the liquid crystal deflection angle of adjustable liquid crystal display 210 makes its light transmission.It can control luminescence unit at this time
220 do not shine, and ambient enters human eye by liquid crystal shading layer and liquid crystal display 210, and user is made to see real world.?
On the basis of this, it can use external environment light on liquid crystal display 210 as light source and show picture thereon, Overlapping display figure
Picture and relevant information.
In the preferred embodiment, it need to only control the on-off electricity condition of liquid crystal shading layer under different scenes, i.e., it is controllable to be somebody's turn to do
The working condition of picture display device is to carry out virtual reality and increasing with can be convenient in closed environment or in open environment
The switching of strong reality usage scenario.
Luminescence unit 220 can be one or more LED light bars that 210 edge of liquid crystal display is arranged in, for hiding
When optical module 230 is in shading status, show that picture provides light source for liquid crystal display 210.When antiglare module 230 is in light transmission
When state, it can control LED light bar and do not shine, will not influence picture display device normal work, it can be with power saving.Only it is arranged
One LED light bar also can achieve above-mentioned purpose, but since the light guide plate in existing display screen has been substituted for liquid by this programme
Brilliant light shield layer, therefore a plurality of LED light bar is set in 210 edge of liquid crystal display light source more evenly can be provided, such as can
With in about 210 liquid crystal display, respectively one LED light bar of setting or left and right one LED light bar of each setting or surrounding are respectively provided with a LED
Lamp bar etc..
Based on identical inventive concept, the present invention also provides a kind of helmet, which includes above-mentioned picture
Display device, when control lightproof unit is in light transmission state, user can see the augmented reality being superimposed upon in real world
Information, to realize the usage scenario of augmented reality；When controlling lightproof unit and being in shading status, user and external environment every
Absolutely, it is only capable of seeing the virtual reality information that liquid crystal display is shown, to realize the usage scenario of virtual reality.Also, in reality
When the usage scenario of existing augmented reality, user be through liquid crystal display and the direct sensing external environment of lightproof unit, and it is non-through
It crosses camera shooting external environment and carries out what image procossing obtained, alleviate facility load, while it is low to solve screen resolution
The problem of, and the no any delay of variation of user's sensing external environment, improve user experience.
Preferably, liquid crystal shading layer can be used as lightproof unit, need to only control liquid crystal shading layer under different scenes
On-off electricity condition is convenient to carry out the switching of virtual reality and augmented reality usage scenario.When logical not to liquid crystal shading layer
When electric, liquid crystal arrangement has directive property, which is in impermeable light state, can block external environment light, liquid crystal display
Picture is shown by the light that luminescence unit issues, to realize virtual reality usage scenario.When being powered to liquid crystal shading layer,
Its liquid crystal is rotated by voltage driving, so that external environment light is passed through liquid crystal shading layer completely, under this state the liquid
Brilliant light shield layer is in light transmission state, and user can see the augmented reality information of real world and Overlapping display, to realize
Augmented reality usage scenario.Helmet provided by the invention includes but is not limited to the equipment such as the helmet or glasses.
Fig. 3 is a kind of specific flow chart of picture display process provided in an embodiment of the present invention.As shown in figure 3, of the invention
Embodiment provide picture display process include:
Step S310: liquid crystal display, luminescence unit are set gradually from the inside to the outside between user's sight and external environment
And lightproof unit.
Step S320: control lightproof unit is in light transmission state or shading status.When control lightproof unit is in light transmission shape
When state, step S330 is executed；When control lightproof unit is in shading status, step S340 is executed.
Step S330: when control lightproof unit is in light transmission state, external environment light penetrates lightproof unit and liquid crystal
Display screen enters human eye, and the picture on liquid crystal display is shown to user using external environment light, sees user and is superimposed upon
Augmented reality picture in external environment.
When liquid crystal display does not show content, also the liquid crystal deflection angle of adjustable liquid crystal display makes it thoroughly
Light, external environment light enter human eye through lightproof unit and liquid crystal display, user are made only to see external environment.
Step S340: it when control lightproof unit is in shading status, is formed between lightproof unit and liquid crystal display close
The space closed, control luminescence unit are in luminance, and the picture on liquid crystal display is aobvious using the light source that luminescence unit provides
Show the virtual reality picture for making user only see that liquid crystal display is shown to user.
By controlling the working condition of lightproof unit, it can switch over, meet between closed environment and open environment
For the needs to different application scene.Also, when lightproof unit is in light transmission state, user can directly perceive extraneous ring
Border avoids and carries out the problem of image procossing reduces screen resolution using camera shooting external environment, and do not prolong
Late, user experience is improved.
Preferably, liquid crystal shading layer can be used as lightproof unit.When not being powered to liquid crystal shading layer, liquid crystal shading
Liquid crystal arrangement in layer has directive property, external environment light is blocked, liquid crystal shading layer is in shading status.It is hidden when to liquid crystal
When photosphere is powered, the liquid crystal in liquid crystal shading layer is rotated by voltage driving, passes through external environment light, liquid crystal shading
Layer is in light transmission state.The on-off electricity condition that liquid crystal shading layer under different scenes need to only be controlled is convenient to control closed
Environment and open environment switch over.
It is further preferred that LED light bar can be arranged at the edge of liquid crystal display, as luminescence unit.When shading list
When member is in shading status, control LED light bar shines, and the picture on liquid crystal display is shown using the light source that LED light bar provides
To user；When lightproof unit is in light transmission state, control LED light bar does not shine, and the picture on liquid crystal display utilizes the external world
Ambient light is shown to user.A plurality of LED light bar can be arranged in the edge of liquid crystal display makes light source more evenly, such as can
A LED light bar or left and right one LED light bar of each setting to be respectively arranged up and down in liquid crystal display or surrounding is respectively provided with a LED light bar
Deng.
In conclusion a kind of picture display process provided by the invention and device and a kind of helmet, with the prior art
It compares, has the advantages that
1, a kind of picture display process and device provided by the invention and a kind of helmet, at control lightproof unit
In light transmission state or shading status, it is presented to the user different display effects, meets the needs of user is to different application scene；And
And when lightproof unit is in light transmission state, user can direct sensing external environment, avoid shot using camera it is extraneous
The problem of method that environment carries out image procossing reduces screen resolution, and do not postpone, improve user experience.
2, a kind of picture display process and device provided by the invention and a kind of helmet, use liquid crystal shading layer as
Lightproof unit need to only control the on-off electricity condition of liquid crystal shading layer under different scenes, i.e., controllable liquid crystal shading layer is in light transmission
State or shading status, to easily be switched between closed environment and open environment.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the scope of the present invention.It is all
Any modification, equivalent replacement, improvement and so within the spirit and principles in the present invention, are all contained in protection scope of the present invention
It is interior.
Claims (7)
1. a kind of picture display device, which is characterized in that the picture display device includes being successively set on user from the inside to the outside
Liquid crystal display, luminescence unit and lightproof unit between sight and external environment；The picture display device further includes control
Unit is separately connected the liquid crystal display, luminescence unit and the lightproof unit；
When described control unit, which controls the lightproof unit, be in light transmission state, if the liquid crystal display do not show it is interior
Hold, the liquid crystal deflection angle that described control unit adjusts the liquid crystal display makes its light transmission, described in external environment light penetrates
Lightproof unit and the liquid crystal display enter human eye, and user is made to see external environment；If the liquid crystal display has in display
Hold, the picture on the liquid crystal display is shown to user using external environment light, sees user and is superimposed upon external environment
On augmented reality picture；
When described control unit, which controls the lightproof unit, is in shading status, between the lightproof unit and liquid crystal display
Closed space is formed, described control unit controls the luminescence unit and is in luminance, the picture on the liquid crystal display
Face is shown to user using the light source that the luminescence unit provides, and user is made only to see that the liquid crystal display is shown virtual
Real picture；
The luminescence unit is one or more LED light bars, and the edge of the liquid crystal display is arranged in the LED light bar；
When described control unit, which controls the lightproof unit, is in shading status, described control unit controls the LED light bar
It shines, the picture on the liquid crystal display is shown to user using the light source that the LED light bar provides；
When described control unit, which controls the lightproof unit, is in light transmission state, described control unit controls the LED light bar
It does not shine, the picture on the liquid crystal display is shown to user using external environment light.
2. picture display device as described in claim 1, which is characterized in that the lightproof unit is liquid crystal shading layer；
When the liquid crystal shading layer no power, the liquid crystal arrangement directive property in the liquid crystal shading layer hides external environment light
Gear, the liquid crystal shading layer are in shading status；
When the liquid crystal shading layer is powered, the liquid crystal in the liquid crystal shading layer is rotated by voltage driving, makes the external world
Ambient light passes through, and the liquid crystal shading layer is in light transmission state.
3. a kind of helmet, which is characterized in that the helmet includes picture display device；The picture display device packet
Include the liquid crystal display, luminescence unit and lightproof unit being successively set between user's sight and external environment from the inside to the outside；Institute
Stating picture display device further includes control unit, is separately connected the liquid crystal display, luminescence unit and the lightproof unit；
When described control unit, which controls the lightproof unit, be in light transmission state, if the liquid crystal display do not show it is interior
Hold, the liquid crystal deflection angle that described control unit adjusts the liquid crystal display makes its light transmission, described in external environment light penetrates
Lightproof unit and the liquid crystal display enter human eye, and user is made to see external environment；If the liquid crystal display has in display
Hold, the picture on the liquid crystal display is shown to user using external environment light, sees user and is superimposed upon external environment
On augmented reality picture；
When described control unit, which controls the lightproof unit, is in shading status, between the lightproof unit and liquid crystal display
Closed space is formed, the picture on the liquid crystal display is shown to user using the light source that the luminescence unit provides, and makes
User only sees the virtual reality picture that the liquid crystal display is shown；
The luminescence unit is one or more LED light bars, and the edge of the liquid crystal display is arranged in the LED light bar；
When described control unit, which controls the lightproof unit, is in shading status, described control unit controls the LED light bar
It shines, the picture on the liquid crystal display is shown to user using the light source that the LED light bar provides；
When described control unit, which controls the lightproof unit, is in light transmission state, described control unit controls the LED light bar
It does not shine, the picture on the liquid crystal display is shown to user using external environment light.
4. helmet as claimed in claim 3, which is characterized in that the lightproof unit is liquid crystal shading layer；
When the liquid crystal shading layer no power, the liquid crystal arrangement directive property in the liquid crystal shading layer hides external environment light
Gear, the liquid crystal shading layer are in shading status；
When the liquid crystal shading layer is powered, the liquid crystal in the liquid crystal shading layer is rotated by voltage driving, makes the external world
Ambient light passes through, and the liquid crystal shading layer is in light transmission state.
5. helmet as described in claim 3 or 4, which is characterized in that the helmet is the helmet or glasses.
6. a kind of picture display process, which is characterized in that the described method includes:
Set gradually liquid crystal display, luminescence unit and lightproof unit from the inside to the outside between user's sight and external environment；
When the control lightproof unit is in light transmission state, if the liquid crystal display does not show content, the liquid is adjusted
The liquid crystal deflection angle of crystal display screen makes its light transmission, external environment light through the lightproof unit and the liquid crystal display into
Enter human eye, user is made to see external environment；Picture benefit if the liquid crystal display has display content, on the liquid crystal display
It is shown to user with external environment light, user is made to see the augmented reality picture being superimposed upon in external environment；
When the control lightproof unit is in shading status, closed sky is formed between the lightproof unit and liquid crystal display
Between, it controls the luminescence unit and is in luminance, the picture on the liquid crystal display is provided using the luminescence unit
Light source is shown to user, the virtual reality picture for making user only see that the liquid crystal display is shown；
The luminescence unit is one or more LED light bars；The edge of the liquid crystal display is arranged in the LED light bar；
When the lightproof unit is in shading status, controls the LED light bar and shine, the picture benefit on the liquid crystal display
User is shown to the light source that the LED light bar provides；
When the lightproof unit is in light transmission state, controls the LED light bar and do not shine, the picture on the liquid crystal display
User is shown to using external environment light.
7. picture display process as claimed in claim 6, which is characterized in that the lightproof unit is liquid crystal shading layer；
When the liquid crystal shading layer no power, the liquid crystal arrangement directive property in the liquid crystal shading layer hides external environment light
Gear, the liquid crystal shading layer are in shading status；
When the liquid crystal shading layer is powered, the liquid crystal in the liquid crystal shading layer is rotated by voltage driving, makes the external world
Ambient light passes through, and the liquid crystal shading layer is in light transmission state.
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| CN105866956B (en) * | 2016-06-22 | 2018-05-29 | 京东方科技集团股份有限公司 | A kind of display device and its control method |
| CN107783289B (en) * | 2016-08-30 | 2024-06-04 | 北京亮亮视野科技有限公司 | Multimode head-mounted visual device |
| CN106297580A (en) * | 2016-09-18 | 2017-01-04 | 安徽嘉伟新材料科技有限责任公司 | A kind of transparent multimedia windowpane |
| CN106353947A (en) * | 2016-10-26 | 2017-01-25 | 南京华东电子信息科技股份有限公司 | Display device for simultaneously realizing virtual reality display and augmented reality display |
| CN106707511A (en) * | 2016-12-23 | 2017-05-24 | 深圳超多维科技有限公司 | Virtual reality equipment adjusting method, virtual reality equipment adjusting device, storage medium, and equipment |
| CN111381372A (en) * | 2018-12-28 | 2020-07-07 | 永众科技股份有限公司 | Transmission type display equipment and augmented reality display |
| CN113093395B (en) * | 2021-04-29 | 2023-02-28 | 歌尔股份有限公司 | Head-mounted device, control method thereof, and storage medium |
| CN113204118A (en) * | 2021-04-29 | 2021-08-03 | 歌尔股份有限公司 | Head-mounted device |
| CN114416237B (en) * | 2021-12-28 | 2024-08-13 | Oppo广东移动通信有限公司 | Display state switching method, device and system, electronic equipment and storage medium |
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