CN207301514U - For obtaining the display screen of focal length cognition and wearing display device - Google Patents
For obtaining the display screen of focal length cognition and wearing display device Download PDFInfo
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- CN207301514U CN207301514U CN201721064758.7U CN201721064758U CN207301514U CN 207301514 U CN207301514 U CN 207301514U CN 201721064758 U CN201721064758 U CN 201721064758U CN 207301514 U CN207301514 U CN 207301514U
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Abstract
The utility model discloses a kind of display screen for obtaining focal length cognition and wear display device, the display screen includes display panel and original screen panel, the original screen panel includes spaced euphotic zone, the original screen panel is located at the front or behind of the display panel, the euphotic zone of the original screen panel is provided so that the light light splitting of display panel output is projected to two viewpoints, and between described two viewpoints be smaller than or the pupil diameter equal to human eye.Display screen according to the present utility model, can enable a viewer to obtain accurate focal length cognition when carrying out virtual reality experience by wearing display device, improve feeling of immersion.
Description
Technical field
Optical technical field is the utility model is related to, is recognized more specifically, the utility model is related to one kind for obtaining focal length
The display screen and one kind known wear display device.
Background technology
People depend primarily upon four factors for the phy-aware of 3-D view, respectively watch the left and right eye pattern of object
To object focus and motion parallax when the parallax of picture, the right and left eyes angle (width plays angle) for watching object, eyes viewing object.
The Three-dimensional Display of current virtual reality device (Virtual Reality, VR) mainly plays angle from above parallax, width
Degree and the aspect of motion parallax three are designed, and but have to avoid accurate focal length cognition.
As illustrated in figs. 1A and ib, the effect of focal length cognition is embodied in：When people watch object A at the moment, by thing
The light of body A reflections can form multiple pictures on the retina of left eye EL and right eye ER respectively, in order to see object A,
Brain can control eye muscle to shrink so that crystalline lens deformation, and then multiple pictures are combined, formed one clearly as, with
This at the same time, the shrinkage degree of eye muscle can feed back the information of a depth of focus to brain, which is object (light
Source) vertical range between A and human eye.
For virtual reality device, as shown in Fig. 2, beholder is by virtual reality device when watching image, left,
Correspondence enters left eye EL, right eye ER to the light that homologous picture point LA, RA of expression same object A is sent in right anaglyph respectively, sees
The person of seeing sees the space image A ' of object A under the induction of images of left and right eyes anaglyph, and space image A ' is opposite by lens module drawing
Display module DM, will be furthered to more close to the position of beholder, wherein, the vertical range between space image A ' and human eye
As parallactic angle depth Ad, and beholder is to fall by the display mould of lens module drawing by the focus that focal length cognition obtains
On group DM.This explanation, for object A, its depth of focus AD will be greater than parallactic angle depth Ad, and then can not realize parallactic angle
The depth accurate focal length cognition consistent with the depth of focus, this does not simply fail to realize real virtual reality experience close at hand,
Also result in human eye and produce feeling of fatigue, 3D dizziness can be also caused for groups of people.Therefore, it is highly desirable to provide a kind of so that seeing
Shadow person can obtain the scheme of accurate focal length cognition by virtual reality device.
Utility model content
One purpose of the utility model embodiment is to provide one kind and enables to beholder to obtain accurate focal length cognition
Technical solution.
First aspect according to the present utility model, there is provided a kind of display screen for being used to obtain focal length cognition, it includes aobvious
Show panel and original screen panel, which includes spaced euphotic zone, which is located at the front of display panel
Or rear, the euphotic zone of the original screen panel are provided so that the light light splitting of display panel output is projected to two viewpoints,
And between this two viewpoints be smaller than or the pupil diameter equal to human eye.
Alternatively, which is liquid crystal panel, which is arranged to the deflection by controlling liquid crystal molecule
Form spaced euphotic zone.
Alternatively, the original screen panel forms each euphotic zone by light-transmitting gap.
Alternatively, the width of each euphotic zone of the original screen panel causes the adjacent rows pixel or adjacent of display panel
The light of two row pixels output is projected to different viewpoints respectively.
Alternatively, which is located at the rear of display panel, which further includes diffuser plate, which is located at
Between display panel and original screen panel；The RGB sub-pixel of each pixel in the dispersal direction of the diffuser plate, display panel
Orientation and original screen panel euphotic zone length extending direction it is consistent.
Second aspect according to the present utility model, additionally provides one kind and wears display device, including form, lens module and
Display module, for the lens module between form and display module, the display module is according to the present utility model including two pieces
The display screen of first aspect, respectively as left eye display screen and right eye display screen, left eye display screen is being worn with right eye display screen
It is arranged side by side on the left and right directions of display device；Two viewpoints that left eye display screen is formed are located at the pupil of left eye position of form restriction
Put, two viewpoints that right eye display screen is formed are located at the pupil of right eye position of form restriction.
Alternatively, which is arranged to for display module to be thrown to the model for being less than or equal to 10m apart from form
In enclosing.
Alternatively, each display screen is provided so that the length extending direction of each euphotic zone of original screen panel with wearing
The left and right directions of display device is consistent.
Alternatively, the lens module includes the left eye lens component of corresponding left eye and the right eye lens group of corresponding right eye
Part, each lens subassembly include independent lens barrel and the lens in lens barrel.
Alternatively, the lens include convex lens and concavees lens, and the relatively described concavees lens of the convex lens are regarded close to described
Window is set.
One beneficial effect of the utility model is, the light splitting for passing through original screen panel due to the utility model display screen is made
With formed two viewpoints, and this two viewpoints be smaller than or the pupil diameter equal to human eye, therefore, pass through the grating face
Plate the display area of display panel can be divided into the first viewpoint of corresponding beholder's one eye eyeball the first display area and
Second display area of the second viewpoint of corresponding same eyes.If in this way, set display screen by the first display area and
Second display area shows the homologous picture point of same object at the same time, then this eyes will fall homologous for the focus point of the object
On the joint of picture point output light, rather than fall as the prior art on by the display screen of lens module drawing.Herein
On the basis of, display device according to the present utility model of wearing is by setting two pieces of this kind of display screens to show left eye anaglyph respectively
With right eye disparity image, the depth of focus that just can be obtained for same object is equal to the effect of parallactic angle depth, so that
Beholder can obtain accurate focal length by this kind of head-wearing display device and recognize, and lift the feeling of immersion of beholder, and weaken and regard
Feel fatigue and 3D dizziness.
Brief description of the drawings
It is combined in the description and the attached drawing of a part for constitution instruction shows the embodiment of the utility model, and
And together with the principle that its explanation is used to explain the utility model.
It is combined in the description and the attached drawing of a part for constitution instruction shows the embodiment of the utility model, and
And together with the principle that its explanation is used to explain the utility model.
Fig. 1 a are that the light of object reflection forms the schematic diagram of multiple pictures on the retina of left eye and right eye respectively；
Fig. 1 b be left eye, right eye by the multiple pictures formed in Fig. 1 a be combined with formed one clearly as signal
Figure；
Fig. 2 is the visual effect schematic diagram of existing virtual reality device；
Fig. 3 is the structure diagram according to the display screen of the utility model embodiment；
Fig. 4 is the structure diagram according to the display screen of another embodiment of the utility model；
Fig. 5 is the structure diagram according to the head-wearing display device of the utility model embodiment；
Fig. 6 is the visual effect schematic diagram that accurate focal length cognition is realized based on head-wearing display device shown in Fig. 5；
Fig. 7 is the flow diagram according to the display control method of the utility model embodiment；
Fig. 8 is the functional block diagram according to the display control unit of the utility model embodiment；
Fig. 9 is the functional block diagram according to the hardware configuration of the display control unit of the utility model embodiment；
Figure 10 is the functional block diagram according to the virtual reality device of the utility model embodiment；
Figure 11 a are the schematic diagram that the first left eye anaglyph or right eye disparity image are shown by display screen in Fig. 3；
Figure 11 b are the schematic diagram that the second left eye anaglyph or right eye disparity image are shown by display screen in Fig. 3.
Embodiment
The various exemplary embodiments of the utility model are described in detail now with reference to attached drawing.It should be noted that：It is unless another
Illustrate outside, the component and the positioned opposite of step, numerical expression and numerical value otherwise illustrated in these embodiments is unlimited
The scope of the utility model processed.
The description only actually at least one exemplary embodiment is illustrative to be never used as to this practicality below
New and its application or any restrictions used.
It may be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of, the technology, method and apparatus should be considered as part for specification.
In shown here and discussion all examples, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it need not be further discussed in subsequent attached drawing in a attached drawing.
<Display screen>
Fig. 3 is the structure diagram according to the display screen for being used to obtain focal length cognition of the utility model embodiment.
According to Fig. 3, the display screen 300 of the utility model embodiment includes display panel 310 and original screen panel
320。
Display panel 310 is used to image be presented.
The light that display panel 310 exports is incident to the pupil of beholder, Jin Erjin via the light-emitting surface of display panel 310
Enter the eye imaging of beholder.
Original screen panel 320 includes spaced euphotic zone 321.This explanation original screen panel 320 includes euphotic zone 321 and hides
Light belt 322, euphotic zone 321 are arranged at intervals with photo-shield strip 322.
Original screen panel 320 can form the part of euphotic zone 321 by transmission substance, or be formed by light-transmitting gap
The part of light belt 321, and pass through the part of lighttight material formation above photo-shield strip 322.
Original screen panel 320 is arranged to light that display panel 310 exports light splitting being projected to two viewpoints, is respectively the
One viewpoint E1 and the second viewpoint E2, and between this two viewpoints E1, E2 be smaller than or the pupil diameter equal to human eye, with
The same eyes that the light for reaching this two viewpoints E1, E2 enters beholder are imaged.
In this embodiment, original screen panel 320 is located at the rear of display panel 310.
In this embodiment, the mode that original screen panel 320 works is：It is right by the euphotic zone 321 on original screen panel 320
The light that backlight 330 exports carries out light splitting and is projected on display panel 310, and then the display area of display panel 310 is drawn
It is divided into the first display area of the first viewpoint E1 of corresponding beholder's one eye eyeball E and the second viewpoint E2 of corresponding this eye E
The second display area so that can reach the first viewpoint E1 via the light that the first display area exports and can not reach
Second viewpoint E2, and enable and reach the second viewpoint E2 via the light of the second display area output and first can not be reached
Viewpoint E1.Therefore, those of skill in the art would appreciate that display screen 300 further includes backlight 330, original screen panel 320 is arranged on
Between display panel 310 and backlight 330, display panel 310 is the panel construction without active illuminating source, such as liquid crystal
Panel.
In the utility model further embodiment, original screen panel 320 can also be located at the front of display panel 310, i.e.,
Positioned at the side of the light-emitting surface of display panel 310.
In this further embodiment, the mode that original screen panel 320 works is：The light exported to display panel 310
Carry out light splitting and be projected to the first viewpoint E1 and the second viewpoint E2, and then the display area of display panel 310 is divided into corresponding sight
The second display of second viewpoint E2 of the first display area of the first viewpoint E1 of the person's of seeing one eye eyeball E and corresponding this eye E
Region, so that can reach the first viewpoint E1 via the light that the first display area exports and the second viewpoint E2 can not be reached,
And enable and reach the second viewpoint E2 via the light of the second display area output and the first viewpoint E1 can not be reached.
In this further embodiment, display panel 310 can be the panel construction without active light source, such as liquid crystal
Panel, here, also needing configuration backlight.
In this further embodiment, display panel 310 can also be the panel construction for having active light source, such as LED
Panel.
No matter original screen panel 320 is arranged on the front or rear of display panel 310, with reference to shown in Fig. 3, original screen panel
320 each euphotic zone corresponds to a pixel region, which includes even column pixels point or even rows point, and
Corresponding pixel region is divided into two parts, the first pixel region 310a of respectively corresponding first viewpoint E1 by each euphotic zone
With the second pixel region 310b of corresponding second viewpoint E2.And then original screen panel 320 can be by the viewing area of display panel 310
Domain is divided into the spaced first pixel region 310a and the second pixel region 310b in the orientation of euphotic zone, so that
The first viewpoint E1 will be projected to and cause the light of the second pixel region 310b outputs by obtaining the light of the first pixel region 310a outputs
Line will be projected to the second viewpoint E2.
It is aobvious that the set of all first pixel region 310a obtained by the light splitting of original screen panel 320 forms above-mentioned first
Show region, and the set that obtained all second pixel region 310b are divided by original screen panel 320 forms above-mentioned second
Display area.
Display screen 300 according to the present utility model, original screen panel 320 can divide the display area of display panel 310
For the first viewpoint E1 of corresponding beholder's one eye eyeball the first display area and corresponding this eyes the second viewpoint E2 the
Two display areas.In this way, represent phase jljl by setting display panel 310 to be presented in the first display area and the second display area
Position between display panel 310 and beholder is crossed, divided again by the homologous picture point of body F, the then light that homologous picture point exports
It is not projected to the first viewpoint E1 and the second viewpoint E2 of this eyes, and then can be according to shown in Fig. 1 a, in the view of this eyes
Form multiple pictures of object F on film, and can be shunk in brain control eye muscle so that crystalline lens deformation according to shown in Fig. 1 b
Under effect, multiple pictures are combined to be formed object F clearly as at the same time, the shrinkage degree of eye muscle can give big
Brain feeds back the depth of focus of an object F, which is the joint for the light that the homologous picture point equal to object F exports
To the vertical range of this eyes.
Further, in the feelings worn display device and set two root tubers according to the display screen 300 of the utility model embodiment
Under condition, wherein, left eye display screen of one piece of display screen as corresponding left eye, another piece of display screen is shown as the right eye of corresponding right eye
Display screen, by setting left eye display screen for the pixel coordinate relation and right eye display screen of the homologous picture point of object F for object
The pixel coordinate relation of the homologous picture point of F meets：The joint of homologous picture point output light is equal to apart from the vertical range of eyes
Beholder induces the space image of seen object F apart from the vertical range of eyes by left and right anaglyph, can so that
The parallactic angle depth for object F that beholder perceives is consistent with the depth of focus for object F, in this way, beholder can
Accurate focal length is obtained by head-wearing display device to recognize, and lifts the feeling of immersion of beholder.
In one embodiment of the utility model, original screen panel 320 is liquid crystal panel, and original screen panel 320 is arranged to
Spaced euphotic zone 321 is formed by the state for the liquid crystal molecule for controlling liquid crystal panel.
Since liquid crystal panel includes the pixel of matrix structure, liquid crystal molecule is respectively provided with each pixel, in liquid
When brilliant molecule does not deflect, corresponding pixel points are presented can be right with the white of printing opacity, and when liquid crystal molecule is deflected by electric field action
Answer pixel that lighttight black is presented.In this way, by controlling the liquid crystal molecule of an at least row pixel not deflect and can obtain
To an euphotic zone extended in a column direction 321 and by controlling the deflection of the liquid crystal molecule of an at least row pixel to obtain
To a photo-shield strip extended in a column direction 322.Similarly, by controlling the liquid crystal molecule of at least one-row pixels point not deflect just
It can obtain an euphotic zone 321 extended in the row direction and by controlling the liquid crystal molecule deflection of at least one-row pixels point just
It can obtain a photo-shield strip 322 extended in the row direction.
According to the utility model embodiment, euphotic zone 321 and photo-shield strip 322 can be adjusted at any time according to the design needs
Width, also can arbitrarily convert the position of euphotic zone 321 and photo-shield strip 322, improve original screen panel 320 according to the design needs
Flexible design degree.
In one embodiment of the utility model, the width of each euphotic zone 321 of original screen panel 320 causes display surface
The adjacent rows pixel of plate 321 or the light of adjacent two row pixel output are projected to different viewpoints respectively.
In this embodiment, each 321 corresponding pixel region of euphotic zone includes adjacent two row pixel or adjacent two
Row pixel, exemplified by including adjacent two row pixel, is acted on by the light splitting of original screen panel 320, can cause each pixel region
The light of row pixel output in domain is projected to the first viewpoint E1 and causes the light projection of other row pixel output
To the second viewpoint E2.
According to the utility model embodiment, can be compressed in the case where the spacing between two viewpoints E1, E2 is certain
The distance between display panel 310 and original screen panel 320, so that display screen 300 has less thickness, to be conducive to make
Used in wearing in display device.
Fig. 4 is the structure diagram according to the display screen of another embodiment of the utility model.
According to Fig. 4, the display screen of the utility model embodiment adds diffusion with respect to the display screen shown in Fig. 3
Plate 340.
In this embodiment, it is desirable to which original screen panel 320 is located at the rear of display panel 310, and diffuser plate 340 is then positioned at aobvious
Show between panel 310 and original screen panel 320.
The arrangement of the dispersal direction of diffuser plate 340 and RGB (RGB) sub-pixel of each pixel in display panel 310
Direction is consistent, and the length extending direction of the euphotic zone of original screen panel 320 is also consistent with the dispersal direction.
For example, the RGB sub-pixels of pixel arrange in the horizontal, then the length of the dispersal direction of diffuser plate 340 and euphotic zone
Extension method is spent also for laterally.
In another example the RGB sub-pixels of pixel arrange on vertical, then the dispersal direction of diffuser plate 340 and euphotic zone
Length extension method is also vertical.
Here, since display panel 310 and original screen panel 320 being stacked together, can need to switch in original screen panel 320
The periodic structure effect of 321 position of euphotic zone is lower to produce Moire, and then can influence the picture of the presentation of display panel 310
Face quality.And according to the utility model embodiment, it is diffused by increasing diffuser plate 340 in the orientation of sub-pixel,
The periodic structure of original screen panel 320 can be cleared up, so that Moire phenomenon is eliminated, meanwhile, by setting grating face
The length extending direction of the euphotic zone of plate 320 can then ensure diffusion and original screen panel 320 parallel to the dispersal direction
Light splitting effect will not influence each other.
Further, display panel 310 and original screen panel 320 can be liquid crystal panel.
<Wear display device>
Fig. 5 is the structure diagram for wearing display device according to the utility model embodiment.
According to Fig. 5, the display device 500 of wearing of the utility model embodiment includes display module 510, lens module
520 and form 530.
Lens module 520 on the anteroposterior direction P1 for wear display device 500 positioned at display module 510 and form 530 it
Between, so that light being applied to up to form 530 by lens module 520 that display module 510 exports, and then enter beholder's
Eyes.
Display module 510 includes display screen 300 of two root tubers according to the utility model any embodiment, respectively as corresponding left
The right eye display screen 300b of the left eye display screen 300a of eye and corresponding right eye, this explanation, left eye display screen 300a and right eye are shown
Screen 300b is arranged side by side on left and right directions P2.
Above anteroposterior direction P1, left and right directions P2 all in accordance with wearing bearing definition of the display device 500 in use state,
Wherein, be directed toward beholder on front side of direction be front, be directed toward beholder on rear side of direction be rear, be directed toward beholder on the left of side
Direction on the right side of for left and direction beholder is right.
Two viewpoints that left eye display screen 300a is formed are located at the pupil of left eye position of the restriction of form 530, right eye display screen
Two viewpoints that 300b is formed are located at the pupil of right eye position of the restriction of form 530.
Since beholder is when display device 500 is worn in wearing, gap between the eyes and form 530 of beholder compared with
Small, therefore, the pupil of left eye position and pupil of right eye position that above form 530 limits may be considered on form 530.
The pupil of left eye position and pupil of right eye position that above form 530 limits can also be located at the rear of form 530, with
When beholder wears and wears display device 500 so that pupil of left eye position and pupil of right eye position can be generally within viewings
On the correspondence pupil of person.In this example embodiment, can be according to the gap between the beholder's eyes and form 530 that form 530 limits
Determine that two viewpoints that display screen 300a, 300b are formed are position.
According to the utility model embodiment, with reference to shown in Fig. 6, wear display device 500 and obtained according to by parallactic angle
The design of stereo display effect, can be presented left eye anaglyph by left eye display screen 300a and pass through right eye display screen
Right eye disparity image is presented in 300b, in this way, for the object F in left eye anaglyph and right eye disparity image, beholder
The space image F ' of object F is seen under the induction of left and right anaglyph, space image F ' is opposite by 520 drawing of lens module
For display module 510 ', closer to beholder.At the same time, by setting a pair of left eye display screen 300a for object F
The pixel coordinate relation of homologous picture point FL1, FL2 and right eye display screen 300b for object F the homologous picture point FR1 of another pair,
FR2 meets：The joint of the light of the homologous picture point output of each pair is equal to space image F ' apart from eyes apart from the vertical range of eyes
Vertical range, you can so that the parallactic angle depth Fd for object F is consistent with the depth of focus FD for object F, in this way,
Accurate focal length cognition can be obtained by head-wearing display device 500, lifts the feeling of immersion of beholder.
In addition, wearing display device for existing, the focus point that object is presented for image by beholder is respectively positioned on
By in the display module of lens module drawing, therefore, when beholder is look at object F, other objects in visual line of sight also will
It is that clearly, the visual custom of this and people are not inconsistent, and can reduce the feeling of immersion for wearing display device.And according to the utility model reality
That applies example wears display device 500, since beholder can obtain accurate focal length cognition, when beholder watches object F attentively
Space image F ' when, the focus point of eyes will fall in the position of the space image F ' of object F, and the space image of other positions, because
The corresponding depth of focus will thicken with object F differences, and then the perception for more meeting people is accustomed to, and lift the heavy of beholder
Leaching sense.
Furthermore with reference to shown in Fig. 2, due to beholder by it is existing wear display device and can not obtain accurate focal length recognize
Know, it is therefore, existing to wear display device basic setup to enable lens module in order to mitigate the sense of discomfort caused by the phenomenon
It is enough that display module is thrown to apart from the position of more than form 10m, even up to 50m, to avoid eyes ratio is perceived for focal length
More sensitive nearby region, this also result in beholder by it is existing wear display device can not obtain it is close at hand virtual existing
The main reason for entity is tested.And display device 500 is worn for the utility model embodiment, since beholder can obtain standard
True focal length cognition, therefore, even if setting lens module 520 that display module 510 is thrown to the position nearer apart from form 530
(eyes for focal length perceive than more sensitive region), beholder, which there will not be, any does not accommodate dizziness.
For these reasons, in one embodiment of the utility model, lens module 520 can be configured to show
Module 510 is thrown in the range of form 530 is less than or equal to 10m, such as is thrown to apart from the position that form 530 is 5m
Put.
According to the utility model embodiment, beholder by can by wear display device obtain it is close at hand virtual
Experience of reality.
One embodiment according to the present utility model, outer cover, above display module can be included by wearing display device 500
510 and lens module 520 be installed in outer cover, and form 530 is then by outer cover to exposing outside.
In one embodiment of the utility model, lens module 520 includes the left eye lens component of corresponding left eye and right
The right eye lens component of right eye is answered, each lens subassembly includes independent lens barrel and the lens in lens barrel.
In the utility model embodiment, each lens subassembly uses single lens barrel, it is possible to achieve two display screens
Being in the light between 300a, 300b.
Each lens subassembly can use most basic optical texture, i.e., only set a convex lens.
Each lens subassembly can also use the combining structure of convex lens combination concavees lens, to solve color rendition distortion etc.
Problem, wherein, convex lens can be set with respect to concavees lens close to form 530.
In one embodiment of the utility model, form 530 can include the left eye viewing window of corresponding left eye and the corresponding right side
The right eye viewing window of eye, the two is arranged on the outer cover for wearing display device 500 independently of each other.
In one embodiment of the utility model, each display screen 300a, 300b can be set such that grating face
The length extending direction of each euphotic zone is consistent with the left and right directions P2 for wearing display device in plate 320, so that each display screen
Two viewpoints of 300a, 300b arrange in the height direction.
The short transverse of display device is worn perpendicular to the anteroposterior direction P1 and left and right directions P2 shown in Fig. 5.
According to the utility model embodiment, can be set when setting diffuser plate 340 diffuser plate 340 dispersal direction,
The orientation of the RGB sub-pixel of the pixel of display panel 310 and the length extension side of the euphotic zone of original screen panel 330
To being left and right directions P2, to meet the normal use of display panel 310 custom, i.e., so that the width dimensions of display panel 310
More than the height dimension of display panel 310.
In the utility model further embodiment, each display screen 300a, 300b can also be provided so that grating
The length extending direction of each euphotic zone is consistent with the left and right directions for wearing display device in panel 320.In this way, each display screen
Two viewpoints of 300a, 300b will arrange in the height direction.
<Display control method>
Fig. 7 is the flow for the display control method that display device is worn according to any of the above of the utility model embodiment
Schematic diagram.
According to Fig. 5 and Fig. 7, the display control method of the utility model embodiment includes the following steps：
Step S710, obtains the video camera of the first viewpoint of corresponding left eye, the video camera of the second viewpoint of corresponding left eye, the corresponding right side
The first figure of left eye that the video camera of the second viewpoint of video camera and corresponding right eye of the first viewpoint of eye is collected in synchronization respectively
Picture, the second image of the second image of left eye, the first image of right eye and right eye.
The video camera of the second viewpoint of the video camera of first viewpoint of correspondence left eye and corresponding left eye is according to left eye display screen
The position for two viewpoints that 300a is formed and possessed parallax angle are configured.
The video camera of the second viewpoint of the video camera of first viewpoint of correspondence right eye and corresponding right eye is according to right eye display screen
The position for two viewpoints that 300b is formed and possessed parallax angle are configured.
Four video camera synchronization action photographed scene images, can obtain the first image of left eye collected in synchronization
(video camera from corresponding the first viewpoint of left eye), the second image of left eye (video camera from corresponding the second viewpoint of left eye), the right side
The first image of eye (video camera from corresponding the first viewpoint of right eye) and the second image of right eye are (from the second viewpoint of corresponding right eye
Video camera).
In this way, with reference to shown in Fig. 6, object F and the vertical range of each video camera are the parallactic angle of corresponding object F in scene
Depth Fd, according to wear display device 500 restriction two viewpoints of left eye, two viewpoints of right eye with by 520 drawing of lens module
Display module 510 ' between two viewpoints of vertical range h and left eye, the spacing eg between two viewpoints of right eye, can obtain
Pixel coordinate difference DELTA P between the homologous picture point of focusing of corresponding two viewpoints of two viewpoints of left eye and right eye：
Further, technical staff can wear aobvious according to the Pixel Dimensions matched design of formula (1) and display panel 310
Between showing between the lens module 520 of equipment, the printing opacity bandwidth of original screen panel 320, original screen panel 320 and display panel 310
Away from and two viewpoints E1, E2 between spacing eg, to realize that the light splitting of light that display panel 310 exports is projected to two regards
The purpose of point.The parameter matched design of above each several part is means known in this field, therefore is not described in detail herein.
Step S721, extraction is positioned at each the first from left image-region of odd column and from left eye second from the first image of left eye
Extraction is located at each the second from left image-region of even column in image, wherein, each the first from left image-region positioned at odd column is even with being located at
Euphotic zone 321 of each the second from left image-region of ordered series of numbers with the original screen panel 320 of left eye display screen 300a corresponds.
Each the first from left image-region and each the second from left image-region have an identical width, the corresponding pixel column of the width or
The quantity of person's pixel column is by the structure determination of above-mentioned matched design.
Step S722, extraction is positioned at each right image-region of odd column and from right eye second from the first image of right eye
Extraction is located at each right two image-region of even column in image, wherein, each right image-region positioned at odd column is even with being located at
Each right two image-region of ordered series of numbers is corresponded with the euphotic zone of the original screen panel of right eye display screen.
Each right image-region and each right two image-region have an identical width, the corresponding pixel column of the width or
The quantity of person's pixel column is by the structure determination of above-mentioned matched design.
Step S731, by positioned at each the first from left image-region of odd column and each the second from left image-region interval for being located at even column
Arrangement the first left eye anaglyph of synthesis so that positioned at odd column the light that sends of each the first from left image-region via corresponding printing opacity
Band is incident to the first viewpoint of left eye and the light that each the second from left image-region positioned at even column is sent is brought into via corresponding printing opacity
It is incident upon the second viewpoint of left eye.
According to step S731, the first pixel region that left eye display screen 300a will be marked off by each euphotic zone 321
The first from left image-region of the corresponding same euphotic zone 321 of 310a displays, and the second pixel region marked off by each euphotic zone 321
The second from left image-region of the corresponding same euphotic zone 321 of domain 310b displays.
Step S732, by positioned at each right image-region of odd column and each right two image-regions interval for being located at even column
Arrangement the first right eye disparity image of synthesis so that positioned at odd column the light that sends of each right image-region via corresponding printing opacity
Band is incident to the first viewpoint of right eye and the light that each right two image-region positioned at even column is sent is brought into via corresponding printing opacity
It is incident upon the second viewpoint of right eye.
According to step S732, the first pixel region that right eye display screen 300b will be marked off by each euphotic zone 321
One image-region of the right side of the corresponding same euphotic zone 321 of 310a displays, and the second pixel region marked off by each euphotic zone 321
Two image-region of the right side of the corresponding same euphotic zone 321 of domain display.
Step S740, control left eye display screen show that the first left eye anaglyph and right eye display screen show described first
Right eye disparity image.
Left eye anaglyph and right eye disparity image provide binocular parallax information for the eyes of beholder.It is same in spatial scene
One object formed picture point in left and right anaglyph is known as homologous picture point, is defined herein as being for forming regarding for parallax
The homologous picture point of difference, pixel coordinate difference of the homologous picture point of parallax in left eye anaglyph and right eye disparity image is parallax.
Parallax includes vertical parallax and horizontal parallax, since horizontal parallax is to realize the principal element of stereoscopic display, and hangs down
Direct-view difference can cause the visual fatigue of beholder, and therefore, left eye anaglyph and right eye disparity image can be only to have level
The image pair of parallax.
According to the division of above step S721, in left eye anaglyph, the first from left image-region with the second from left image-region
Representing the pixel coordinate difference of the homologous picture point of same object will meet：Two viewpoints of the object for left eye display screen 300a
The depth of focus of E1, E2 be equal to the object spatially as parallactic angle depth.
According to the division of above step S722, in right eye disparity image, a right image-region with right two image-regions
Representing the pixel coordinate difference of the homologous picture point of the object will meet：Two viewpoints of the object for right eye display screen 300b
The depth of focus of E1, E2 be also equal to the object spatially as parallactic angle depth.
Here, one image of homologous picture point and the right side for same object being represented in the first from left image-region and the second from left image-region
Region is with representing that the homologous picture point of the object is defined as being intended that beholder obtains focal length cognition in right two image-regions
Focus on homologous picture point.
Shown according to the control of step S740, shown in Figure 6, beholder watches attentively by wearing display device 500
During the space image F ' of object F, the depth of focus and right eye ER of the object F that left eye EL is formed by corresponding two viewpoints E1, E2
By corresponding two viewpoints E1, E2 formed object F the depth of focus, by equal to object F spatially as the parallax of F '
Pull degree Fd, and then obtain accurate focal length cognition.Here, by eyes for object F depth of focus FD with being watched
The parallactic angle depth Fd of the space image F ' arrived is consistent, and the feedback of these visual informations both corresponds to same object, therefore, sees
The person of seeing in the brain can condense together these visual informations, obtain visual effect similar to Figure 6, i.e., beholder for
The visual cognition of object F will be that eyes coincide together for the focus point of object F with space image.
Further, the utility model method can also include the following steps：
Step S810, shows that the first left eye anaglyph and right eye are shown in above-mentioned steps S740 control left eye display screens
After screen shows the first right eye disparity image, the euphotic zone of original screen panel and the position of photo-shield strip of left eye display screen are replaced
Put and the position of the euphotic zone of the original screen panel of right eye display screen and photo-shield strip.
Referring to Figure 11 a and Figure 11 b, by the euphotic zone of original screen panel and the position of photo-shield strip of replacing left eye display screen 300a
Put, can be remained able in the case where changing the arrangement tagmeme of the first from left image-region and the second from left image-region by positioned at even number
The light light splitting that each the first from left image-region of row is sent is projected to the first viewpoint of left eye and by positioned at each the second from left image of odd column
The light light splitting that region is sent is projected to the second viewpoint of left eye.
Referring to Figure 11 a and Figure 11 b, by the euphotic zone of original screen panel and the position of photo-shield strip of replacing right eye display screen 300b
Put, can be remained able in the case where changing the arrangement tagmeme of a right image-region and right two image-regions by positioned at even number
The light light splitting that each right image-region of row is sent is projected to the first viewpoint of right eye and by positioned at each right two image of odd column
The light light splitting that region is sent is projected to the second viewpoint of right eye.
Step S821, extraction is positioned at each the first from left image-region of even column and from left eye second from the first image of left eye
Extraction is located at each the second from left image-region of odd column in image, wherein, each the first from left image-region positioned at even column is strange with being located at
Each the second from left image-region of ordered series of numbers is a pair of into the euphotic zone one after line replacement with the original screen panel 320 of left eye display screen 300a
Should.
Step S821 synchronous with above-mentioned steps S721 can be performed, or order performs.
Step S822, extraction is positioned at each right image-region of even column and from right eye second from the first image of right eye
Extraction is located at each right two image-region of odd column in image, wherein, each right image-region positioned at even column is strange with being located at
Each right two image-region of ordered series of numbers is corresponded with the euphotic zone after the displacement of the original screen panel 320 of right eye display screen 300b.
Step S822 synchronous with above-mentioned steps S722 can be performed, or order performs.
Step S831, by positioned at each the first from left image-region of even column and each the second from left image-region interval for being located at odd column
Arrangement the second left eye anaglyph of synthesis so that positioned at even column the light that sends of each the first from left image-region via into line replacement
Correspondence euphotic zone afterwards be incident to the first viewpoint of left eye and make the light that each the second from left image-region positioned at odd column is sent via
Correspondence euphotic zone after displacement is incident to the second viewpoint of left eye.
Step S831 synchronous with above-mentioned steps S731 can be performed, or order performs.
According to step S831 and above-mentioned steps S731, the first left eye anaglyph is with the second left eye anaglyph
Complementary image, in the complementary image, has exchanged the arrangement tagmeme of the first from left image-region and the second from left image-region.
For the first left eye anaglyph, referring to Figure 11 a, the first left eye anaglyph includes the first from left on odd column
Image-region A1, A3 ... .A13 and the second from left image-region B2, B4 ... .B14 on even column, then regard for the first left eye
Difference image, the first pixel region 310a are located at odd column, and are shown by spaced first pixel region 310a corresponding
The first from left image-region A1, A3 ... .A13, the second pixel region 310b is located at even column, and passes through spaced second pixel region
Domain 310b shows corresponding the second from left image-region B2, B4 ... .B14.
For the second left eye anaglyph, referring to Figure 11 b, the second left eye anaglyph includes the first from left on even column
Image-region A2, A4 ... .A14 and the second from left image-region B1, B3 ... .B13 on odd column, then for the second frame left eye
Anaglyph, the first pixel region 310a is located at even column, and is shown and corresponded to by spaced first pixel region 310a
The first from left image-region A2, A4 ... .A14, the second pixel region 310b is located at odd column, and passes through spaced second pixel
Region 310b shows corresponding the second from left image-region B1, B3 ... .B13.
Step S832, by positioned at each right image-region of even column and each right two image-regions interval for being located at odd column
Arrangement the second right eye disparity image of synthesis so that positioned at even column the light that sends of each right image-region via into line replacement
Correspondence euphotic zone afterwards be incident to the first viewpoint of right eye and make the light that each right two image-region positioned at odd column is sent via
The second viewpoint of right eye is incident into the correspondence euphotic zone after line replacement.
Step S832 synchronous with above-mentioned steps S732 can be performed, or order performs.
Relation between first right eye disparity image and the second right eye disparity image can be found in the above to the first left eye parallax
The explanation of image and the second left eye anaglyph.
Step S840, after step S810, control left eye display screen 300a shows the second left eye anaglyph and right eye
Display screen 300b shows the second right eye disparity image.
Since the first left eye anaglyph and the second left eye anaglyph and the first right eye disparity image are regarded with the second right eye
Difference image shows on left eye display screen 300a and right eye display screen 300b respectively as two continuous frames image, between
When showing that time interval is less than or equal to the retentivity time of eye of human eye, for beholder, two continuous frames are will be considered that
Left eye anaglyph and two continuous frames right eye disparity image are carried out at the same time display.
According to the utility model embodiment, two continuous frames left eye disparity map is being shown by left eye display screen 300a timesharing
During picture, it can obtain and complete the first image of left eye is shown by the whole display area of left eye display screen 300a and passes through a left side
The whole display area of eye display screen 300a shows that complete the second image of left eye corresponds to the second from left image-region of the second viewpoint E2
Visual effect；Similarly, when showing two continuous frames right eye disparity image by right eye display screen 300b timesharing, can obtain logical
The whole display area for crossing right eye display screen 300b shows complete the first image of right eye and by the whole of right eye display screen 300b
A display area shows the visual effect of complete the second image of right eye.Therefore, the utility model embodiment, Ke Yiti are passed through
The display resolution of high display screen 300a, 300b.
<Display control unit>
Fig. 8 is the principle for the display control unit that display device is worn according to any of the above of the utility model embodiment
Block diagram.
According to Fig. 8, the display control unit of the utility model embodiment includes image collection module 8100, left eye
Image zooming-out module 8210, eye image extraction module 8220, left-eye image synthesis module 8310, eye image synthesis module
8320 and display control module 8400.
The image collection module 8100 is used to obtain the video camera of corresponding the first viewpoint of left eye, corresponds to the second viewpoint of left eye
The video camera of the second viewpoint of video camera, the video camera of the first viewpoint of corresponding right eye and corresponding right eye is gathered in synchronization respectively
The first image of left eye, the second image of the second image of left eye, the first image of right eye and right eye arrived.
The left-eye image extraction module 8210 is used for each the first from left image that the extraction from the first image of left eye is located at odd column
Region and from the second image of left eye extraction positioned at even column each the second from left image-region, wherein, positioned at each the first from left of odd column
Image-region and euphotic zone of each the second from left image-region positioned at even column with the original screen panel 320 of left eye display screen 300a
321 correspond.
The left-eye image synthesis module 8310 is used for positioned at each the first from left image-region of odd column and positioned at even column
Each the second from left image-region is spaced the first left eye anaglyph of synthesis, so that each the first from left image-region positioned at odd column is sent
Light be incident to the first viewpoint of left eye via corresponding euphotic zone 321 and send each the second from left image-region positioned at even column
Light be incident to the second viewpoint of left eye via corresponding euphotic zone 321.
The eye image extraction module 8220 is used for each right image that the extraction from the first image of right eye is located at odd column
Region and from the second image of right eye extraction positioned at even column each right two image-region, wherein, positioned at each right the one of odd column
Image-region and euphotic zone of each right two image-region positioned at even column with the original screen panel 320 of right eye display screen 300b
321 correspond.
The eye image synthesis module 8320 is used for positioned at each right image-region of odd column and positioned at even column
Each right two image-region is spaced the first right eye disparity image of synthesis, so that each right image-region positioned at odd column is sent
Light be incident to the first viewpoint of right eye via corresponding euphotic zone 321 and send each right two image-region positioned at even column
Light be incident to the second viewpoint of right eye via corresponding euphotic zone 321.
The display control module 8400 is used to control left eye display screen 300a to show that the first left eye anaglyph and right eye are shown
Display screen 300b shows the first right eye disparity image.
In the utility model further embodiment, the utility model device can also include grating control module (in figure
It is not shown).The grating control module is used to control left eye display screen 300a to show that the first left eye regards in display control module 8400
After difference image and right eye display screen 300b show the first right eye disparity image, the original screen panel of displacement left eye display screen 300a
320 euphotic zone 321 and the position of photo-shield strip 322 and the euphotic zone 321 of the original screen panel 320 of displacement right eye display screen 300b
With the position of photo-shield strip 322.
Further, above-mentioned left-eye image extraction module 8210 can be also used for extracting positioned at even from the first image of left eye
Each the first from left image-region of ordered series of numbers and from the second image of left eye extraction positioned at odd column each the second from left image-region, wherein, position
Each the first from left image-region and grating of each the second from left image-region positioned at odd column with left eye display screen 300a in even column
Panel 320 is corresponded into the euphotic zone after line replacement.
Accordingly, above-mentioned left-eye image synthesis module 8310 is additionally operable to positioned at each the first from left image-region of even column and position
The second left eye anaglyph of synthesis is spaced in each the second from left image-region of odd column, so that each the first from left figure positioned at even column
As the light that region is sent is incident to the first viewpoint of left eye via the correspondence euphotic zone after displacement and makes positioned at each left side of odd column
The light that two image-regions are sent is incident to the second viewpoint of left eye via the correspondence euphotic zone after displacement.
Further, eye image extraction module 8220 is additionally operable to extract positioned at each of even column from the first image of right eye
A right image-region and from the second image of right eye extraction positioned at odd column each right two image-region, wherein, positioned at even column
Each right image-region with the original screen panel of right eye display screen put with each right two image-region positioned at odd column
Euphotic zone after changing corresponds.
Accordingly, eye image synthesis module 8320 be additionally operable to will positioned at each right image-region of even column with positioned at strange
Each right two image-region of ordered series of numbers is spaced the second right eye disparity image of synthesis, so that each right image district positioned at even column
The light that domain is sent is incident to the first viewpoint of right eye via the correspondence euphotic zone after displacement and makes to be located at each right the two of odd column
The light that image-region is sent is incident to the second viewpoint of right eye via the correspondence euphotic zone after displacement.
Further, above-mentioned display control module 8400 is additionally operable to complete the saturating of original screen panel according to grating control module
The notice of the displacement of light belt and photo-shield strip, controls the left eye display screen to show the second left eye anaglyph and the right side
Eye display screen shows the second right eye disparity image.
<Hardware configuration>
Fig. 9 is the hardware for the display control unit that display device is worn according to any of the above of the utility model embodiment
Structure diagram.
According to Fig. 9, which can include at least one processor 910 and at least one processor
920。
For storing instruction, which is operated to perform according to this reality the memory 920 for control processor 910
With new display control method.
The memory 920 can include high speed random access memory, can also include nonvolatile memory, such as one or
Multiple magnetic storage devices, flash memory or other non-volatile solid state memories.
The display control unit can also include communicator 930, with by communicator 930 carry out data, instruction
Transmission, the communicator 930 can be wire communication devices, such as usb communication device etc. or radio communication device,
Such as Bluetooth communication device, WIFI communicators etc..
<Virtual reality device>
Figure 10 is the functional block diagram according to the virtual reality device of the utility model embodiment.
According to Figure 10, the virtual reality device of the utility model embodiment is included according to the utility model embodiment
Wear display device 500 and the display control unit according to the utility model embodiment, be marked as 1010 herein.
Display control unit 1010 is arranged to be used for controlling head according to the display control method of the utility model embodiment
The left eye display screen 300a and right eye display screen 300b for wearing display device 500 are performed image display, to enable a viewer to obtain
Accurate focal length cognition.
Above display control unit, which can be integrated in, to be worn on display device 500, can also be relative to wearing display device
500 are separately provided, such as are provided in wearing in the host of display device communication connection.
Each embodiment of the utility model is described above, described above is exemplary, and non-exclusive, and
And it is also not necessarily limited to disclosed each embodiment.In the case of without departing from the scope and spirit of illustrated each embodiment, for
Many modifications and changes will be apparent from for those skilled in the art.The choosing of term used herein
Select, it is intended to best explain the principle of each embodiment, practical application or to the technological improvement in market, or make the art
Other those of ordinary skill be understood that each embodiment disclosed herein.The scope of the utility model is limited by appended claims
It is fixed.
Claims (10)
- A kind of 1. display screen for being used to obtain focal length cognition, it is characterised in that including display panel and original screen panel, the grating Panel includes spaced euphotic zone, and the original screen panel is located at the front or behind of the display panel, the grating The euphotic zone of panel is provided so that the light light splitting of display panel output is projected to two viewpoints, and described two regards Point between be smaller than or the pupil diameter equal to human eye.
- 2. display screen according to claim 1, it is characterised in that the original screen panel is liquid crystal panel, the grating face Plate is arranged to by controlling the state of the liquid crystal molecule of liquid crystal panel to form the spaced euphotic zone.
- 3. display screen according to claim 1, it is characterised in that the original screen panel forms each institute by light-transmitting gap State euphotic zone.
- 4. display screen according to claim 1, it is characterised in that the width of each euphotic zone of the original screen panel causes The adjacent rows pixel of the display panel or the light of adjacent two row pixel output are projected to different viewpoints respectively.
- 5. display screen according to any one of claims 1 to 4, it is characterised in that the original screen panel is located at the display surface The rear of plate, the display screen further include diffuser plate, and the diffuser plate is between the display panel and the original screen panel； The orientation of the RGB sub-pixel of each pixel and described in the dispersal direction of the diffuser plate, the display panel The length extending direction of the euphotic zone of original screen panel is consistent.
- 6. one kind wears display device, it is characterised in that including form, lens module and display module, the lens module position Between the form and the display module, the display module includes two root tubers according to any one of claim 1 to 5 Display screen, respectively as left eye display screen and right eye display screen, the left eye display screen is with the right eye display screen described Wear and be arranged side by side on the left and right directions of display device；Two viewpoints that the left eye display screen is formed are located at form restriction Pupil of left eye position, two viewpoints that the right eye display screen is formed be located at the pupil of right eye position that the form limits.
- 7. according to claim 6 wear display device, it is characterised in that the lens module is arranged to will be described aobvious Show that module is thrown to apart from the form to be less than or equal in the range of 10m.
- 8. according to claim 6 wear display device, it is characterised in that each display screen is provided so that the light The length extending direction of each euphotic zone of Grid screen is consistent with the left and right directions for wearing display device.
- 9. according to claim 6 wear display device, it is characterised in that the lens module includes a left side for corresponding left eye The right eye lens component of eyelens component and corresponding right eye, each lens subassembly include independent lens barrel and in lens barrels Lens.
- 10. according to claim 9 wear display device, it is characterised in that the lens include convex lens and concavees lens, The relatively described concavees lens of the convex lens are set close to the form.
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| CN201721064758.7U CN207301514U (en) | 2017-08-24 | 2017-08-24 | For obtaining the display screen of focal length cognition and wearing display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114360367A (en) * | 2020-10-13 | 2022-04-15 | 京东方科技集团股份有限公司 | Wearable display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114360367A (en) * | 2020-10-13 | 2022-04-15 | 京东方科技集团股份有限公司 | Wearable display device |
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Effective date of registration: 20201012 Address after: 261031 north of Yuqing street, east of Dongming Road, high tech Zone, Weifang City, Shandong Province (Room 502, Geer electronic office building) Patentee after: GoerTek Optical Technology Co.,Ltd. Address before: 261031 Dongfang Road, Weifang high tech Development Zone, Shandong, China, No. 268 Patentee before: GOERTEK Inc. |