CN202306009U - Naked eye 3D (Three Dimensional) stereo display device - Google Patents

Abstract

The utility model discloses a naked eye 3D (Three Dimensional) stereo display device, which at least comprises a backlight plate module, an image display unit, a parallax barrier unit and first interface glass. The naked eye 3D stereo display device is mainly characterized in that due to application of the first interface glass with high plainness, distortion or deformation caused by the image display unit can be prevented, and the depth of parallelism between the image display unit and the parallax barrier unit is kept, therefore the naked eye 3D stereo display device facilitates to reducing stereo visual fault and maintaining excellent naked eye 3D stereo visual effect quality.

Description

A kind of bore hole 3D 3 d display device

Technical field

The utility model relates to a kind of bore hole 3D 3 d display device, relates in particular to the structure that a kind of bore hole 3D 3 d display device reduces the stereoscopic vision error.

Background technology

Bore hole 3D 3 d display device of the prior art is to utilize the parallax of eyes to produce the 3-D effect sense.Wherein, Use the technology of little shield array (Micro Parallax Barrier Array) to reach parallax 3-D effect (parallax stereogram); It is the screening effect that utilizes parallel grating; The restriction right and left eyes is seen left and right sides image respectively, lets right eye only see that right eye pixel, left eye in the image only see the left eye pixel in the image, and the image that causes eyes to see produces difference and the sensation that has stereopsis to imitate.

As shown in Figure 1, the bore hole 3D 3 d display device 10 of the little shield array technology of this use comprises 50 and one screen locking unit 80, backlight module 30, one image-display units, 40, one disparity barrier unit (parallax barrier).Wherein, said backlight module 30 is used to provide light source; And said screen locking unit 80 is used to make up said backlight module 30, image-display units 40 and disparity barrier unit 50.

As shown in Figure 2; Said image-display units 40 is used for receiving with the corresponding image signal of right and left eyes and shows according to red (R), green (G), blue (B) pixel and repeats alternately to arrange the new image that merges, and comprises showing and only letting right eye pixel 41 that right eye sees and the left eye pixel 42 that only lets left eye see in the new image.

As shown in Figure 2, light tight occlusion part 51 and transmissive slit portion 52 that said disparity barrier unit 50 is provided with equidirectional (for example Y direction among the figure) repeats arranged alternate.Said disparity barrier unit 50 is arranged in the front of said image-display units 40; Both spacings; Should be in the horizon range that can realize bore hole 3D stereo display; Can see at least two the adjacent right eye pixels 41 and the left eye pixel 42 of said image-display units 40 from transmissive slit portion 52 with restriction; And through the screening effect of light tight occlusion part 51, let said disparity barrier unit 50 have the effect of separating right eye pixel 41 and left eye pixel 42, the beholder sees the image of said image-display units 40 from transmissive slit portion 52; Right eye can only see that right eye pixel 41, the left eye in the image can only see the left eye pixel 42 in the image, so the image seen of the eyes sensation that has stereopsis to imitate.

Yet, as shown in Figure 3, the image-display units 40 of present medium-and-large-sized size (more than 12 o'clock); Because thickness is thinner usually, rigidity is not enough, under not special support; Perhaps, be easy to produce distortion or distortion, so that the depth of parallelism between image-display units 40 and the disparity barrier unit 50 is inhomogeneous because of gravity factor or because of other locking factor; Cause the sighting distance that realizes bore hole 3D stereo display; Because produce error or exceed or do not reach permissible range, and have influence on right eye pixel 41 and the left eye pixel 42 that right and left eyes is seen distortion or interference, and cause the visual angle error is visually arranged, stereoscopic vision errors such as light leak (ghost), non-control chromatic dispersion.

The utility model content

In view of this, the fundamental purpose of the utility model is to provide a kind of bore hole 3D 3 d display device, comprising: a backlight module provides the light source of display device; One image-display units receives the image signal of corresponding right and left eyes and shows right eye pixel and the left eye pixel that repeats alternately arrangement according to the red, green, blue pixel; One disparity barrier unit is provided with the light tight occlusion part and the transmissive slit portion of repetition arranged alternate, and is arranged in the front of said image-display units, and both spacings are positioned at the horizon range of realizing bore hole 3D stereo display; One first interfacial glass for the flat glass of the high rigidity with high flat degree, is arranged between said backlight module and the said image-display units, and constitutes the flat base level of said image-display units.To prevent that said image-display units from causing distortion or distortion because of gravity or other bad locking; And promote the depth of parallelism between said image-display units and the said disparity barrier unit, make bore hole 3D 3 d display device significantly reduce chromatic dispersion, obtain color fidelity, the error of minimizing stereoscopic vision of high definition and keep good bore hole 3D stereopsis to imitate quality.

Said bore hole 3D 3 d display device reduces the structure of stereoscopic vision error, further comprises a second contact surface glass, and it is arranged between said image-display units and said disparity barrier unit, with control spacing between the two.

Described backlight module is used to provide light source, can be LCD backlight or LED-backlit plate.

Described image-display units, the image signal that is used to receive corresponding right and left eyes repeats the right eye pixel and the left eye pixel of alternately arranging with showing according to red (R), green (G), blue (B) pixel; Said image-display units can be LCD (LCD), field-emitter display (FED), plasma display panel (PDP) or display of organic electroluminescence.

Described disparity barrier unit is provided with the light tight occlusion part and the transmissive slit portion of repetition arranged alternate, and is arranged in the front of said image-display units, and both spacings are positioned at the horizon range of realizing bore hole 3D stereo display.

Described first interfacial glass or second contact surface glass are general flat glass, tempered glass or crystal glass.

The bore hole 3D 3 d display device of the utility model uses first interfacial glass with high flat degree to constitute (smooth) reference field of said image-display units, can prevent said image-display units because gravity or other bad locking cause distortion or distortion.And the bore hole 3D 3 d display device of the utility model can significantly reduce chromatic dispersion and the color fidelity that obtains high definition.

Description of drawings

Fig. 1 is for using the parts exploded view of the technological existing bore hole 3D 3 d display device of little shield array.

The image that Fig. 2 utilizes the screening effect of parallel grating to cause eyes to see for the bore hole 3D 3 d display device of Fig. 1 produces difference has stereo key diagram.

Fig. 3 is that the bore hole 3D 3 d display device of Fig. 1 is because image-display units distortion or distortion produce the key diagram of stereoscopic vision error.

Fig. 4 is the parts exploded view of the bore hole 3D 3 d display device of the utility model.

Fig. 5 is that the bore hole 3D 3 d display device of the utility model arranges that between backlight module and image-display units first interfacial glass is to reduce the key diagram of stereoscopic vision error.

Fig. 6 is the parts exploded view of another specific embodiment of the bore hole 3D 3 d display device of the utility model.

Reference numeral

20 ... Bore hole 3D three-dimensional display

30 ... Backlight module 40 ... Image-display units

41 ... Right eye pixel 42 ... The left eye pixel

50 ... Disparity barrier unit 51 ... Light tight occlusion part

52 ... Transmissive slit portion 60 ... First interfacial glass

70 ... Second contact surface glass 80 ... Screen locking unit

Embodiment

Like Fig. 4 and shown in Figure 5, the bore hole 3D 3 d display device 20 of the utility model comprises a backlight module 30, an image-display units 40, a disparity barrier unit 50, one first interfacial glass 60 and screen locking unit 80; Or further comprise a second contact surface glass 70 again, constitute another specific embodiment of the bore hole 3D 3 d display device 20 of the utility model.

Wherein, Said screen locking unit 80 is used for forming with said backlight module 30, said image-display units 40, said disparity barrier unit 50 and said first interfacial glass 60 the bore hole 3D 3 d display device 20 of the utility model; Perhaps, another specific embodiment of further forming the bore hole 3D 3 d display device 20 of the utility model again with said second contact surface glass 70.

Said backlight module 30 is used to provide light source, can select LCD backlight or LED-backlit plate for use.

Said image-display units 40 is used to receive the image signal of corresponding right and left eyes; And show according to red (R), green (G), blue (B) pixel and repeat alternately to arrange the new image that merges, comprise showing and only letting right eye pixel 41 that right eye sees and the left eye pixel 42 that only lets left eye see in the new image.

Said image-display units 40 can be LCD (LCD), field-emitter display (FED), plasma display panel (PDP), display of organic electroluminescence (Organic Electroluminescence Display) or other suitable display device.Said disparity barrier unit 50 is provided with the light tight occlusion part 51 and transmissive slit portion 52 of repetition arranged alternate, and is arranged in the front of said image-display units 40, and both spacings are in the horizon range of realizing bore hole 3D stereo display.Therefore; Can see two adjacent right eye pixels 41 and left eye pixel 42 image of said image-display units 40 from transmissive slit portion 52; But screening effect through light tight occlusion part 51; The beholder sees the image of said image-display units 40 from transmissive slit portion 52, and right eye can only be seen the right eye pixel 41 in the image, and left eye can only be seen the left eye pixel 42 in the image.

Said first interfacial glass 60 is the flat glass of high rigidity with high flat degree, can be general flat glass, tempered glass or crystal glass.Said first interfacial glass 60 is arranged between said backlight module 30 and the said image-display units 40, and constitutes (smooth) reference field of said image-display units 40.The use of said first interfacial glass 60 comprises:

1, prevents that said image-display units 40 from causing distortion or distortion because of gravity or other bad locking;

2, keep or promote the depth of parallelism between said image-display units 40 and the said disparity barrier unit 50;

3, adjacent right eye pixel 41 in the image of the said image-display units 40 of maintenance and left eye pixel 42 are in correct relative with the transmissive slit portion 52 of said disparity barrier unit 50 always, imitate quality to keep good bore hole 3D stereopsis.

During assembling, said first interfacial glass 60 can encapsulate with said image-display units 40, again with 50 combinations of said disparity barrier unit; Perhaps, said first interfacial glass 60, said image-display units 40 and said disparity barrier unit 50 can lock together as sandwich is parallel.

Said second contact surface glass 70 is the flat glass of high rigidity with high flat degree, can be general flat glass, tempered glass or crystal glass.

Spacing between said disparity barrier unit 50 and the said image-display units 40 can be controlled according to the thickness of said disparity barrier unit 50; Or as shown in Figure 6, said second contact surface glass 70 is arranged between said disparity barrier unit 50 and the said image-display units 40, to control the spacing between said disparity barrier unit 50 and the said image-display units 40.

In sum; The bore hole 3D 3 d display device 20 of the utility model; First interfacial glass 60 that use has a high flat degree constitutes (smooth) reference field of said image-display units 40, can prevent that really said image-display units 40 from causing distortion or distortion because of gravity or other bad locking.The bore hole 3D 3 d display device 20 of the utility model; Can significantly reduce chromatic dispersion and the color fidelity that obtains high definition; Be the preferred embodiment of the utility model on industry; All equalizations of in the utility model scope of patent protection, being done change, and all belong to the protection domain of the utility model.

Claims (6)

1. a bore hole 3D 3 d display device is characterized in that, comprising:

One backlight module provides the light source of display device;

One image-display units receives the image signal of corresponding right and left eyes and shows right eye pixel and the left eye pixel that repeats alternately arrangement according to the red, green, blue pixel;

One disparity barrier unit is provided with the light tight occlusion part and the transmissive slit portion of repetition arranged alternate, and is arranged in the front of said image-display units, and both spacings are positioned at the horizon range of realizing bore hole 3D stereo display;

One first interfacial glass for the flat glass of the high rigidity with high flat degree, is arranged between said backlight module and the said image-display units, and constitutes the flat base level of said image-display units.

2. bore hole 3D 3 d display device according to claim 1 is characterized in that, also comprises the second contact surface glass between said image-display units and said disparity barrier unit.

3. bore hole 3D 3 d display device according to claim 1 and 2 is characterized in that, said first interfacial glass is general flat glass, tempered glass or crystal glass.

4. bore hole 3D 3 d display device according to claim 3 is characterized in that, said backlight module is LCD backlight or LED-backlit plate.

5. bore hole 3D 3 d display device according to claim 3 is characterized in that, said image-display units is LCD, field-emitter display, plasma display panel or display of organic electroluminescence.

6. bore hole 3D 3 d display device according to claim 3 is characterized in that, said second contact surface glass is general flat glass, tempered glass or crystal glass.

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