CN205212984U - Stereoscopic display device - Google Patents
Stereoscopic display device Download PDFInfo
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- CN205212984U CN205212984U CN201520878341.9U CN201520878341U CN205212984U CN 205212984 U CN205212984 U CN 205212984U CN 201520878341 U CN201520878341 U CN 201520878341U CN 205212984 U CN205212984 U CN 205212984U
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Abstract
The utility model provides a stereoscopic display device. Stereoscopic display device includes the display module, locates the light modulator of display module light -emitting side rectifies with being used for stereoscopic display device's three -dimensional view point alignment assembly, three -dimensional view point alignment assembly is including the position coordinate's of seizure observer eyes leading camera device, the treater and the storage of calculating the offset the memory of offset, the treater respectively with leading camera device with the memory electricity is connected. The utility model provides a stereoscopic display device realizes that the user carries out three -dimensional view point calibration procedure, convenient and fast by oneself.
Description
Technical field
The utility model relates to stereo display technique field, particularly a kind of 3 d display device.
Background technology
Current, 3 d display device is more and more known by people, and the pattern of stereo display mainly comprises glasses three-dimensional pattern and bore hole three-dimensional pattern.The display unit of glasses three-dimensional pattern needs to wear special glasses, left eyeglass lens and right eye eyeglass allow respectively the line polarisation in different polarization direction through, thus the image that the line polarisation that the image that left eye and right eye are watched is different polarization direction is formed, left-eye image and eye image are carried out integration and are presented stereo-picture by brain.Because people need to wear special eyeglasses when watching the image of glasses stereo display, otherwise image will thicken, and makes the range of application of described glasses solid receive limitation.Therefore, the display unit of bore hole three-dimensional pattern is subject to liking of more and more people.
At present, as depicted in figs. 1 and 2, the scheme that bore hole stereo technology many employings display 1 and optical modulator 2 combine realizes right and left eyes content and is separated, and finally processes stereopsis by the brain of observer.Usually, optical modulator 2 all needs same display 1 to do exactitude position laminating, and Anawgy accuracy all needs to reach 10 microns in theory.And along with the progressively raising of nowadays display 1, also more and more higher to the requirement of this precision, even need the level of accomplishing 5 microns, the viewpoint of guarantee user is positioned at the Central Line of stereoscopic display device screen, user is allowed to have comfortable stereoscopic experience, as shown in fig. 1.This Anawgy accuracy is very high to the requirement of production equipment, and design is produced or bought such equipment and all will drop into huge fund.
For this situation, market occurs again the scheme that display+optical modulator+eye is followed the tracks of solves Anawgy accuracy problem not up to standard.The program is due to eye tracking system of having arranged in pairs or groups, and display can, according to the position modulated in real time picture material of human eye, allow human eye see the content of corresponding eyes all the time.As shown in Figure 2, when Anawgy accuracy is not high, the positive viewpoint of three-dimensional display may deviate from the centre position of screen, occurs dizzy problem when causing observer to watch.
After display and optical modulator have been fitted, precision may only have 100 microns, and now, all stereoscopic display devices all can do the action of a view-point correction before dispatching from the factory.Roughly thinking is: allow this three-dimensional display show specific test pictures, project the picture comparison with standard on image receiving apparatus, calculate difference and be converted into laminating side-play amount, then this side-play amount fed back to and is kept in the memory of this display interior.When opening stereo function, this side-play amount will be increased when playout software and process stereo content, finally guarantee that intermediate-view is just positioned at the centre position of display screen.
But, and also there is a risk in the method for this view-point correction, that be exactly when user's renewal rewards theory system time or some special operation time, may by the offset parameter kept in advance in memory to wiping out, cause equipment to become one not through corrected equipment, have a strong impact on follow-up use.
Therefore, be necessary to provide a kind of user of can be used for carry out the 3 d display device of 3d viewpoint correct operation voluntarily.
Utility model content
The technical problem that the utility model mainly solves is to provide the 3 d display device that a kind of user of can be used for carries out 3d viewpoint correct operation voluntarily.
For solving the problems of the technologies described above, the utility model provides a kind of 3 d display device.Described 3 d display device comprises display module, is located at the optical modulator of described display module light emission side and corrects assembly for the 3d viewpoint of the 3d viewpoint correcting described 3 d display device, described 3d viewpoint corrects the memory that assembly comprises the preposition camera head of the position coordinates catching observer's eyes, the processor of calculating side-play amount and stores described side-play amount, and described processor is electrically connected with described preposition camera head and described memory respectively.
In 3 d display device one preferred embodiment that the utility model provides, described preposition camera head comprises at least one camera and catches the auxiliary equipment of precision for improving described camera, described auxiliary equipment comprises at least one infrared inductor, the corresponding camera described at least one of infrared inductor described in each.
In 3 d display device one preferred embodiment that the utility model provides, described infrared inductor is electrically connected with described processor.
In 3 d display device one preferred embodiment that the utility model provides, described memory is nonvolatile memory.
In 3 d display device one preferred embodiment that the utility model provides, the front side of described 3 d display device is located at by described preposition camera head, and it is inner that described display module is located at respectively by described processor and described memory.
In the 3 d display device that the utility model provides, described 3 d display device utilizes described preposition camera head to catch the eyes position coordinates of observer, and sends it in the processor being provided with described datum mark coordinate in advance.Described eyes position coordinates and the described datum mark coordinate preset contrast by described processor, and calculate described side-play amount, and then described side-play amount is stored in the memory of described 3d viewpoint correcting unit.When described 3 d display device carries out 3-dimensional image output, described 3 d display device calls described side-play amount, and in its image algorithm, integrated regulation is carried out to row's rule map of whole image according to described side-play amount, make the 3d viewpoint of described 3 d display device actual output picture be positioned at its middle position.Therefore, described 3 d display device can realize user and carry out 3d viewpoint correct operation voluntarily, convenient and swift.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings, wherein:
Fig. 1 is the schematic diagram that in prior art, the viewpoint of observer is positioned at the center Screen line of 3 d display device;
Fig. 2 is the schematic diagram that in prior art, the viewpoint of observer departs from the center Screen line of 3 d display device;
Fig. 3 is the structured flowchart of the 3 d display device that the utility model embodiment provides;
Fig. 4 is the structured flowchart of the 3d viewpoint correction assembly of 3 d display device shown in Fig. 3;
Fig. 5 is the three-dimensional visible scope of 3 d display device shown in Fig. 3 and the schematic diagram of datum mark coordinate.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Referring to Fig. 3, is the structured flowchart of the 3 d display device 100 that the utility model embodiment provides.Described 3 d display device 100 comprises display module 10, optical modulator 30 and 3d viewpoint and corrects assembly 50.The light emission side of described display module 10 is located at by described optical modulator 30, and described 3d viewpoint corrects assembly 50 and is located at described 3 d display device 100 inside, exports the 3d viewpoint of picture for correcting described 3 d display device 100.Certainly, described 3 d display device 100 can be the 3 d display device only exporting 3-D view, and can be also the 3 d display device with two-dimensional/three-dimensional image handoff functionality, the utility model be not construed as limiting this.
Described display module 10 can provide anaglyph, includes but not limited to TFT (ThinFilmTransistor) display module, OLED (OrganicLight-EmittingDiode) display module, PDP (PlasmaDisplayPanel) display module, EL (electro-luminescence) display module etc.Wherein, described display module 10 is provided for the view-point correction picture that 3d viewpoint corrects.Described view-point correction picture comprises and corresponding with left eye and right eye first corrects picture and second and correct picture respectively, and described first corrects picture and described second, and to correct picture be not identical picture.In the present embodiment, described first correction picture is white picture, and described second correction picture is black picture.Be not limited to the present embodiment, in other alternate embodiments, it can also be other suitable pictures that described first correction picture and described second corrects picture, and the utility model does not limit this.
Certainly, color or the pattern of described correction picture do not specially require, as long as can allow the eyes of observer observe respectively in have larger contrast and contrast, so that whether observer can clearly distinguish is that whole same color/pattern is just included within the scope of creating conception of the present utility model.
Described optical modulator 30 includes but not limited to cylindrical lens, liquid crystal lens and liquid crystal grating etc., and the right and left eyes content in described anaglyph can be separated by it, finally in the brain of observer, forms 3-dimensional image.Certainly, be not limited to the present embodiment, described optical modulator 30 also can have good bidimensional image permeability.
Referring to Fig. 4, is the structured flowchart of the 3d viewpoint correction assembly 50 of 3 d display device 100 shown in Fig. 3.Described 3d viewpoint corrects assembly 50 and comprises preposition camera head 51, processor 52 and memory 53, and described preposition camera head 51 and memory 53 are electrically connected with described processor 52 respectively.
The front side of described 3 d display device 100 is located at by described preposition camera head 51, for catching the position coordinates of observer's eyes, and sends the position coordinates of described eyes to described processor 52.In the present embodiment, described 3d viewpoint correction assembly 50 at least comprises a described preposition camera head 51.
Wherein, described in each, preposition camera head 51 comprises at least one camera (not shown) and auxiliary equipment (not shown).Wherein, described camera catches the eyes position coordinates of described observer, and described auxiliary equipment is used for the position coordinates that auxiliary described camera catches observer's eyes, and improves the seizure precision of described camera.Described auxiliary equipment includes but not limited to infrared inductor.In the present embodiment, described auxiliary equipment comprises infrared inductor described at least one, and the corresponding camera described at least one of infrared inductor described in each.Wherein, described infrared inductor is electrically connected with described processor 52, and the information captured sends to described processor 52.Be not limited to the present embodiment selectively, described preposition camera head 51 can also catch the eyes position coordinates of described observer in real time, and Real-time Feedback is to described processor 52.
The inside of described display module 10 is located at by described processor 52, receives the described eyes position coordinates that described preposition camera head 51 sends.Wherein, in described processor 52, be preset with datum mark coordinate, described datum mark coordinate refers to position coordinates and image processing algorithm data group one to one, is the basic parameter that described 3 d display device 100 carries out view-point correction.
After described processor 52 receives described eyes position coordinates, described eyes position coordinates and described preset reference point coordinates contrast by described processor 52, and calculate side-play amount.Wherein, described side-play amount reflects and corrects front and correct the viewpoint offsets that rear described 3 d display device 100 exports picture.
The inside of described display module 10 is located at by described memory 53, for storing described side-play amount.In the present embodiment, described memory 53 is nonvolatile memory.When described 3 d display device 100 carries out stereoscopic picture plane output, the side-play amount that described 3 d display device 100 can call in described memory 53 at any time corrects with the 3d viewpoint carrying out exporting picture.
Next the operation principle corrected the 3d viewpoint of described 3 d display device 100 is described.
For described 3 d display device 100, the scope that described 3 d display device 100 can watch 3-dimensional image is less than the scope of viewing bidimensional image.Generally, there is the three-dimensional visible range Theta of the 3 d display device of eye tracing system at about ± 30 degree.
As shown in Figure 5, the three-dimensional view angle scope of described 3 d display device 100 being divided into N number of little angular extensions alpha, N Weis≤integer of 3.N depends on the three-dimensional view angle of described 3 d display device 100
described three-dimensional view angle
physical significance be that observer is in this angle
in can watch desirable 3-D effect, its value is generally between 4 ~ 8 degree.If the eyes of observer are beyond described three-dimensional view angle
will cause watching 3-D effect beyond acceptable scope due to three-dimensional crosstalk.Therefore, when dividing whole three-dimensional visible range Theta, N number of described small angle range α is generally no more than the three-dimensional view angle of described 3 d display device 100
namely
θ=N* α.
Because the binocular interval of people is more fixing, relative position is also more fixing, only chooses the point midway coordinate of eyes line as eyes position coordinates (X, Y) when therefore getting eyes position coordinates.In small angle range α described in each, all set its central point as datum mark.Such as, the central point that setting is positioned at the described small angle range α of described 3 d display device 100 centre position is denoted as center reference point, and its coordinate is (x
0, y
0), then the datum mark coordinate of its bilateral symmetry distribution is set as (-x respectively
n,-y
n) (-x
i,-y
i) (x
i, y
i) (x
n, y
n).
Carrying out in the process of view-point correction to described 3 d display device 100, if described display module 10 and described optical modulator 30 can realize point-device contraposition, then when the eyes of observer can see that described first correction picture and described second corrects picture respectively, described eyes position coordinates (X, Y) just can drop on center reference point (x
0, y
0) scope in.
But due to the Anawgy accuracy problem of described display module 10 and described optical modulator 30, described 3 d display device 100 cannot realize contraposition very accurately substantially.In such cases, if described eyes position coordinates (X, Y) moves to (x
i, y
i) coordinate place scope in time, the eyes of observer could see that described first corrects picture and described second and correct picture, so relative to the center reference point (x of described 3 d display device 100 respectively
0, y
0) just can obtain an offset Δ x=X-x
0, Δ y=Y-y
0.Described side-play amount (Δ x, Δ y) is exactly the laminating off normal value of described 3 d display device 100.When described 3 d display device 100 carries out 3-dimensional image output, described 3 d display device 100 will call the corrected parameter of the side-play amount in described memory 53 as 3d viewpoint by described processor 52 automatically, and in its image algorithm, integrated regulation being carried out to row's rule map of whole image according to the numerical value of described side-play amount, the 3d viewpoint making described 3 d display device 100 reality export picture is positioned at its middle position.
In the 3 d display device 100 that the utility model provides, described 3 d display device 100 utilizes described preposition camera head 51 to catch the eyes position coordinates of observer, and sends it in the processor 52 being provided with described datum mark coordinate in advance.Described eyes position coordinates and the described datum mark coordinate preset contrast by described processor 52, and calculate described side-play amount, and then described side-play amount is stored in the memory 53 of described 3d viewpoint correcting unit 50.When described 3 d display device 100 carries out 3-dimensional image output, described 3 d display device 100 calls described side-play amount, and in its image algorithm, integrated regulation being carried out to row's rule map of whole image according to described side-play amount, the 3d viewpoint making described 3 d display device 100 reality export picture is positioned at its middle position.Therefore, described 3 d display device 100 can realize user and carry out 3d viewpoint correct operation voluntarily, convenient and swift.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (5)
1. a 3 d display device, comprise display module and the optical modulator being located at described display module light emission side, it is characterized in that, the 3d viewpoint that described 3 d display device also comprises the 3d viewpoint for correcting described 3 d display device corrects assembly, described 3d viewpoint corrects the memory that assembly comprises the preposition camera head of the position coordinates catching observer's eyes, the processor of calculating side-play amount and stores described side-play amount, and described processor is electrically connected with described preposition camera head and described memory respectively.
2. 3 d display device according to claim 1, it is characterized in that, described preposition camera head comprises at least one camera and catches the auxiliary equipment of precision for improving described camera, described auxiliary equipment comprises at least one infrared inductor, the corresponding camera described at least one of infrared inductor described in each.
3. 3 d display device according to claim 2, is characterized in that, described infrared inductor is electrically connected with described processor.
4. 3 d display device according to claim 1, is characterized in that, described memory is nonvolatile memory.
5. 3 d display device according to claim 1, is characterized in that, the front side of described 3 d display device is located at by described preposition camera head, and it is inner that described display module is located at respectively by described processor and described memory.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520878341.9U CN205212984U (en) | 2015-11-05 | 2015-11-05 | Stereoscopic display device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520878341.9U CN205212984U (en) | 2015-11-05 | 2015-11-05 | Stereoscopic display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205212984U true CN205212984U (en) | 2016-05-04 |
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ID=55850669
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| CN201520878341.9U Active CN205212984U (en) | 2015-11-05 | 2015-11-05 | Stereoscopic display device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: He Shu Inventor after: Liu Xiaolin Inventor before: Xiao Cuilian |
|
| COR | Change of bibliographic data | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161125 Address after: 441000 Hubei, Xiangyang high tech Zone, Wolong Avenue and vigorously Avenue Interchange building, building No. 2 Patentee after: The future of science and Technology (Xiangyang) Co., Ltd. Address before: 518054 Guangdong city of Shenzhen province Nanshan District Hyde three No. 199 Tianli Central Plaza A block 3310 Patentee before: GUANGDONG FUTURE TECHNOLOGY CO., LTD. |
|
| CP02 | Change in the address of a patent holder |
Address after: 5 / F, building A4, Hongxing international office building, fanwei Road, high tech Zone, Xiangyang City, Hubei Province 441000 Patentee after: FUTURE TECHNOLOGY (XIANGYANG) Co.,Ltd. Address before: 441000 Hubei, Xiangyang high tech Zone, Wolong Avenue and vigorously Avenue Interchange building, building No. 2 Patentee before: FUTURE TECHNOLOGY (XIANGYANG) Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |