CN101571631B - Liquid crystal display module and liquid crystal display panel - Google Patents
Liquid crystal display module and liquid crystal display panel Download PDFInfo
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- CN101571631B CN101571631B CN2008100669246A CN200810066924A CN101571631B CN 101571631 B CN101571631 B CN 101571631B CN 2008100669246 A CN2008100669246 A CN 2008100669246A CN 200810066924 A CN200810066924 A CN 200810066924A CN 101571631 B CN101571631 B CN 101571631B
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 34
- 230000004888 barrier function Effects 0.000 claims description 17
- 239000000758 substrate Substances 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 7
- 239000000565 sealant Substances 0.000 claims description 7
- 239000002390 adhesive tape Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 230000008859 change Effects 0.000 abstract description 4
- 238000009877 rendering Methods 0.000 description 18
- 210000004556 brain Anatomy 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000003287 optical effect Effects 0.000 description 1
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Abstract
The invention is suitable for the field of liquid crystal display, and provides a liquid crystal display module and a liquid crystal display panel. The liquid crystal display module comprises a liquidcrystal display screen, a backlight power module providing a light source for the liquid crystal display screen, and a bar grating attached on the liquid crystal display screen; and the slit directio n of the bar grating is parallel to the pixel arrangement direction of the liquid crystal display screen, and selectively shield the subpixel of the liquid crystal display screen. In the invention, the bar grating is arranged parallel to the arrangement direction of LCD subpixels, and selectively shields the LCD subpixesl, three R, G, B subpixels which are mutually partitioned form a new pixel; the control of the bar grating is achieved in such a way that light transmitted by the subpixels of even and odd rows respectively enter into the left eye and the right eye of a human body to generate the 3D effect; and because the human eyes can simultaneously see or can not see the three subpixels mutually partitioned during movement, a user can watch 2D images and 3D images in a same direction without the color change.
Description
Technical field
The invention belongs to field of liquid crystal display, relate in particular to a kind of liquid crystal display module and display panels.
Background technology
Development along with electronics and information industry, LCD (Liquid Crystal Display, LCD) competition in market is also fierce day by day, 3 dimension (the 3Dimension of LCD, 3D) Presentation Function will become a key factor that attracts the consumer, the 3D Presentation Function is applied on numerous liquid crystal electron products, and as mobile communication terminal, televisor, computing machine, vehicle-carrying display screen etc., 3D uses will more go deep into our life along with the increasingly mature of technology.
Present 3D scheme all is to carry out selectivity by bar shaped grating pair pixel to block, and utilizes optical principle to cause the vision difference of human eye, and final people can see a secondary 3D rendering in a certain angular field of view of display screen.Fig. 1 shows traditional bar shaped grating occluded pixels forms 3D rendering at human eye light path principle, the pixel of bar shaped grating pair LCD is carried out selectivity and is blocked, each pixel comprises RGB (Red Green Blue, RGB) three sub-pixels, the light of backlight is after each pixel transmission, enter people's a left side by the control of the barrier on the bar shaped grating and slit respectively by the light of the pixel transmission of parity column, right eye, form sight equation, human brain is with the final 3D effect that produces in the synthetic back of the image information that receives, and wherein the width of barrier and slit is relevant with the LCD pixel size that is mated.But in order to block a complete pixel, when avoiding the user to watch 3D rendering because one or two sub-pixel among R, G, the B is only seen in the variation of human eye and display screen relative position, so that the phenomenon that colour switching occurs, said method can only be fitted the slit direction of bar shaped grating when implementing perpendicular to the sub-pixel direction, as shown in Figure 2, differ 90 degree with regard to the viewing angle that has caused 3D rendering and 2D image like this, so that the user needs the anglec of rotation to watch the own image seen of wishing, extremely inconvenience often.
Summary of the invention
The purpose of the embodiment of the invention is to provide a kind of liquid crystal display module, be intended to solve the 3D rendering that prior art exists and the viewing angle of 2D image and differ 90 degree, so that the user needs the anglec of rotation to watch the problem of the image that own hope sees often.
The embodiment of the invention is achieved in that a kind of liquid crystal display module, comprises LCDs, provides the backlight source module of light source to described LCDs, and described liquid crystal display module also comprises:
Be attached to the bar shaped grating on the described LCDs, its slit direction is parallel to described LCDs arrangement of subpixels direction, be used for that described LCDs sub-pixel is carried out selectivity and block, the light that makes odd column and the transmission of even column sub-pixel enters people's left eye and right eye respectively under the control of the barrier of bar shaped grating and slit; The barrier of described bar shaped grating and the width of slit are all less than described LCDs sub pixel width.
Another purpose of the embodiment of the invention is to provide a kind of display panels, comprises LCDs, and described display panels also comprises:
Be attached to the bar shaped grating on the described LCDs, its slit direction is parallel to described LCDs arrangement of subpixels direction, be used for that described LCDs sub-pixel is carried out selectivity and block, the light that makes odd column and the transmission of even column sub-pixel enters people's left eye and right eye respectively under the control of the barrier of bar shaped grating and slit; The barrier of described bar shaped grating and the width of slit are all less than described LCDs sub pixel width.
In the embodiment of the invention, the bar shaped grating is parallel to LCD arrangement of subpixels direction to be placed, bar shaped grating pair LCD sub-pixel carries out selectivity and blocks, three R by the space, G, the B sub-pixel forms a new pixel, the barrier of bar shaped grating and slit control enter people's a left side respectively by the light of the sub-pixel transmission of parity column, right eye, right and left eyes forms sight equation, human brain produces 3D effect with the synthetic back of the image information that receives, three sub-pixels of space are seen or be can't see to human eye simultaneously in the human eye moving process, therefore, the user can watch 2D and 3D rendering and don't the change color phenomenon can occur in same direction, display resolution also increases the more clear exquisiteness of the 3D rendering of watching simultaneously.
Description of drawings
Fig. 1 is the bar shaped grating occluded pixels that provides of prior art forms 3D rendering at human eye a light path principle figure;
Fig. 2 is the bar shaped grating that provides of prior art and the laminating type synoptic diagram of LCD panel;
Fig. 3 is that the bar shaped grating that the embodiment of the invention provides blocks sub-pixel forms 3D rendering at human eye light path principle figure;
Fig. 4 is the bar shaped grating that provides of the embodiment of the invention and the laminating type synoptic diagram of LCD panel;
Fig. 5 is the structural representation of the LCD panel that is pasted with the bar shaped grating that provides of the embodiment of the invention;
Fig. 6 is the structure principle chart of the LCD panel of the employing bar shaped grating display screen that provides of the preferred embodiment of the present invention;
Fig. 7 is the drive controlling schematic diagram of the liquid crystal display module discal patch shape grating display screen that provides of the preferred embodiment of the present invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
In the embodiment of the invention, the bar shaped grating is parallel to LCD arrangement of subpixels direction and places, and the slit of design bar shaped grating and the width of barrier can only act on sub-pixel, thereby realize that bar shaped grating pair LCD sub-pixel carries out selectivity and blocks, enter people's images of left and right eyes respectively by the light of the sub-pixel transmission of parity column by the barrier of bar shaped grating and slit control, right and left eyes forms sight equation, and final human brain produces 3D effect with the synthetic back of the image information that receives.
The bar shaped grating that Fig. 3 shows the embodiment of the invention to be provided blocks sub-pixel forms 3D rendering at human eye light path principle, wherein bar shaped grating antithetical phrase pixel is carried out selectivity and is blocked, the width of strip light grid screen barrier and slit is all less than sub pixel width, because the distance of bar shaped grating and LCD directly has influence on the distance that the user watches 3D rendering, therefore after viewing distance and bar shaped grating parameter are determined, need carry out strict control to the placement of grating, as whether there being steam bubble to exist between grating and the LCD, aligning accuracy between the slit of grating and barrier and the LCD sub-pixel etc. could be watched respond well 3D rendering in predefined zone like this.As shown in Figure 3, enter right and left eyes respectively by the light of odd column and the transmission of even column sub-pixel, thereby make a complete picture be separated into two width of cloth pictures, form sight equation in two of people, human brain is with the final 3D effect that produces in the synthetic back of the image information that receives.
Bar shaped grating and LCD screen laminating type synoptic diagram that Fig. 4 provides for the embodiment of the invention based on above-mentioned light path principle.Please refer to Fig. 4, the slit direction of bar shaped grating is parallel to LCD arrangement of subpixels direction and places, three R, G of space, B sub-pixel form a new pixel, under the control of strip light grid screen barrier and slit, the odd column sub-pixel shows the right image of a width of cloth in right eye, the even column sub-pixel shows width of cloth left side image in left eye, and two width of cloth images form sight equation in two of people, and human brain is with the final 3D effect that produces in the synthetic back of the image information that receives.In the embodiment of the invention, because bar shaped grating antithetical phrase pixel is carried out selectivity and is blocked, three R by the space, G, the B sub-pixel forms a new pixel, three sub-pixels of space are seen or be can't see to human eye simultaneously in the human eye moving process, only see partial pixel information when having avoided adopting this direction occluded pixels, produce the phenomenon of colour switching, therefore, the slit direction of employing bar shaped grating is parallel to the modes of emplacement of arrangement of subpixels direction, the user can watch 2D and 3D rendering and don't the change color phenomenon can occur in same direction, resolution increases the more clear exquisiteness of the image of watching simultaneously.
The structural representation of the LCD panel that is pasted with the bar shaped grating that Fig. 5 provides for the embodiment of the invention for convenience of description, only shows the part relevant with the embodiment of the invention.The bar shaped grating of making in advance 53 can directly be attached on the LCDs, wherein LCDs comprises polaroid 521, infrabasal plate 522, upper substrate 523 and last polaroid 524 down, infrabasal plate 522 and upper substrate 523 are cohered by fluid sealant and form, and inside is filled with liquid crystal.Backlight source module 51 is used for showing needed light source to the LCD panel.
The user considers when need watch the 2D image, the existence of bar shaped grating fringe can influence the brightness and the display effect of picture, as a preferred embodiment of the present invention, adopt a bar shaped grating display screen to replace traditional bar shaped lenticular lenses, this bar shaped grating display screen is a black and white type LCDs, Fig. 6 shows the structural principle of the LCD panel of the employing bar shaped grating display screen that the preferred embodiment of the present invention provides, and for convenience of description, only shows the part relevant with present embodiment.
Please refer to Fig. 6, whole LCD panel construction comprises by following polaroid 621, infrabasal plate 622, upper substrate 623, goes up the LCDs that is used for display image that polaroid 624 is formed, wherein infrabasal plate 622 and upper substrate 623 are cohered by fluid sealant and form, and inside is filled with liquid crystal; By last polaroid 624, infrabasal plate 631, upper substrate 632, go up the bar shaped grating display screen that polaroid 633 is formed, wherein infrabasal plate 631 and upper substrate 632 are cohered by fluid sealant and form, and inside is filled with liquid crystal, and last polaroid 624 is that bar shaped grating display screen and LCDs are total.Bar shaped grating display screen is driven the back and shows the chequered with black and white pattern with certain wire spoke width, the wire spoke width less than with the width of LCD sub-pixel, bar shaped grating display screen and LCDs are cohered by double faced adhesive tape 64, and when the user need watch 3D rendering, bar shaped grating display screen was driven.For the consideration of aligning accuracy between the display pattern of bar shaped grating display screen and the LCDs sub-pixel, on the substrate of bar shaped grating display screen and LCDs all design register guide (MARK) is arranged, discern the contraposition assembling automatically by high precision equipment.
Fig. 7 shows the drive controlling principle of the liquid crystal display module discal patch shape grating display screen that the preferred embodiment of the present invention provides, and for convenience of description, only shows the part relevant with present embodiment.After controller 71 receives the 3D idsplay order of user's input, control Driver Circuit 72 output corresponding driving voltages, bar shaped grating display screen 73 is driven, bar shaped grating display screen shows the chequered with black and white pattern with certain wire spoke width, the wire spoke width less than with the width of LCD sub-pixel, the strip light gate pattern carries out selectivity to the sub-pixel of LCD screen and blocks, the final user can watch 3D rendering, concrete principle is as indicated above, repeats no more.
In the embodiment of the invention, the bar shaped grating is parallel to LCD arrangement of subpixels direction to be placed, bar shaped grating pair LCD sub-pixel carries out selectivity and blocks, three R by the space, G, the B sub-pixel forms a new pixel, the barrier of bar shaped grating and slit control enter people's a left side respectively by the light of the sub-pixel transmission of parity column, right eye, right and left eyes forms sight equation, human brain produces 3D effect with the synthetic back of the image information that receives, three sub-pixels of space are seen or be can't see to human eye simultaneously in the human eye moving process, therefore, the user can watch 2D and 3D rendering and don't the change color phenomenon can occur in same direction, display resolution also increases the more clear exquisiteness of the 3D rendering of watching simultaneously; Consider that simultaneously the existence of bar shaped grating fringe can influence the brightness and the display effect of 2D image, adopt the bar shaped grating display screen of a black and white type to replace traditional bar shaped lenticular lenses, only when the user need watch 3D rendering, drive bar shaped grating display screen and show.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being done within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a liquid crystal display module comprises LCDs, provides the backlight source module of light source to described LCDs, it is characterized in that described liquid crystal display module also comprises:
Be attached to the bar shaped grating on the described LCDs, its slit direction is parallel to described LCDs arrangement of subpixels direction, be used for that described LCDs sub-pixel is carried out selectivity and block, the light that makes odd column and the transmission of even column sub-pixel enters people's left eye and right eye respectively under the control of the barrier of bar shaped grating and slit; The barrier of described bar shaped grating and the width of slit are all less than described LCDs sub pixel width.
2. liquid crystal display module as claimed in claim 1 is characterized in that, described bar shaped grating shows generation by a bar shaped grating display screen, and described bar shaped grating display screen is a black and white type LCDs, and described liquid crystal display module further comprises:
One drive circuit is used for to described bar shaped grating display screen outputting drive voltage; And
Controller is used for controlling described driving circuit to described bar shaped grating display screen outputting drive voltage behind the 3D idsplay order that receives user's input.
3. liquid crystal display module as claimed in claim 2, it is characterized in that, described LCDs comprises infrabasal plate, cohere the upper substrate that forms enclosure space by fluid sealant and described infrabasal plate, can is at the liquid crystal of described LCDs enclosure space and the upper and lower polaroid that is attached to described upper and lower substrate outside; Described bar shaped grating display screen comprises and is attached at the infrabasal plate on the polaroid on the described LCDs, infrabasal plate by fluid sealant and described bar shaped grating display screen coheres the upper substrate that forms enclosure space, can the liquid crystal of described bar shaped grating display screen enclosure space and be attached to described bar shaped grating display screen upper substrate outside on polaroid.
4. liquid crystal display module as claimed in claim 2 is characterized in that, described bar shaped grating display screen and described LCDs are cohered by double faced adhesive tape.
5. a display panels comprises LCDs, it is characterized in that, described display panels also comprises:
Be attached to the bar shaped grating on the described LCDs, its slit direction is parallel to described LCDs arrangement of subpixels direction, be used for that described LCDs sub-pixel is carried out selectivity and block, the light that makes odd column and the transmission of even column sub-pixel enters people's left eye and right eye respectively under the control of the barrier of bar shaped grating and slit; The barrier of described bar shaped grating and the width of slit are all less than described LCDs sub pixel width.
6. display panels as claimed in claim 5 is characterized in that, described bar shaped grating shows generation by a bar shaped grating display screen, and described bar shaped grating display screen is a black and white type LCDs.
7. display panels as claimed in claim 6, it is characterized in that, described LCDs comprises infrabasal plate, cohere the upper substrate that forms enclosure space by fluid sealant and described infrabasal plate, can is at the liquid crystal of described LCDs enclosure space and the upper and lower polaroid that is attached to described upper and lower substrate outside; Described bar shaped grating display screen comprises and is attached at the infrabasal plate on the polaroid on the described LCDs, infrabasal plate by fluid sealant and described bar shaped grating display screen coheres the upper substrate that forms enclosure space, can the liquid crystal of described bar shaped grating display screen enclosure space and be attached to described bar shaped grating display screen upper substrate outside on polaroid.
8. display panels as claimed in claim 6 is characterized in that, described bar shaped grating display screen and described LCDs are cohered by double faced adhesive tape.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2008100669246A CN101571631B (en) | 2008-04-28 | 2008-04-28 | Liquid crystal display module and liquid crystal display panel |
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| CN2008100669246A CN101571631B (en) | 2008-04-28 | 2008-04-28 | Liquid crystal display module and liquid crystal display panel |
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| CN101571631A CN101571631A (en) | 2009-11-04 |
| CN101571631B true CN101571631B (en) | 2011-10-12 |
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| CN102608809B (en) * | 2012-03-29 | 2015-04-22 | 深圳市华星光电技术有限公司 | Three-dimensional liquid crystal panel, three-dimensional liquid crystal display device and driving mode |
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| CN101571631A (en) | 2009-11-04 |
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