Multi-domain vertical alignment liquid crystal display panel

Abstract

An MVA LCD including an active device array substrate, an opposite substrate and a liquid crystal layer is provided. The liquid crystal layer is disposed between the active device array substrate and the opposite substrate, the active device array substrate has pixel units, and the liquid crystal layer above each pixel unit is divided into several domain sets. Each domain set includes at least four domains having the same size, and at least the size of one of the domains in a domain set is different from the size of one of the domains in another domain set.

What is claimed is: 
     
       1. A multi-domain vertical alignment liquid crystal display panel (MVA LCD), comprising:
 an active device array substrate, having a plurality of pixel units; 
 an opposite substrate; and 
 a liquid crystal layer, disposed between the active device array substrate and the opposite substrate, the liquid crystal layer above each pixel unit divides dividing a plurality of domain sets, wherein, in a same pixel unit of the plurality of pixel units, each of a first domain set and a second domain set comprises at least four domains having the same or similar size, and at least a size of one of the domains in a the first domain set is different from a size of one of the domains in another the second domain set, 
 wherein a the first domain set and the second domain set in the same pixel unit has two domain sets which respectively have six domains, and the two domains first and second domain sets are arranged in a row and are symmetrical in shape, and wherein the first domain set and the second domain set have substantially the same size. 
 
     
     
       2. The MVA LCD as claimed in  claim 1 , wherein four domains having the same or similar size are arranged in two pairs in a form of <<. 
     
     
       3. The MVA LCD as claimed in  claim 1 , further comprising:
 a plurality of first bumps, disposed on the active device array substrate; and 
 a plurality of second bumps, disposed on the opposite substrate, and the first bumps and the second bumps jointly divide the domains. 
 
     
     
       4. The MVA LCD as claimed in  claim 1 , wherein each of the pixel units further comprises:
 an active device, disposed on a substrate; 
 a pixel electrode, electrically connected to the active device; and 
 a plurality of first humps, disposed on the pixel electrode to divide the domains. 
 
     
     
       5. The MVA LCD as claimed in  claim 1 , wherein the opposite substrate comprises:
 a substrate material; 
 a common electrode layer, disposed on the substrate material; and 
 a plurality of second bumps, disposed on the common electrode layer to divide the domains. 
 
     
     
       6. The MVA LCD as claimed in  claim 1 , further comprising:
 a plurality of first slits, disposed on a pixel electrode of each pixel unit; and 
 a plurality of second slits, disposed between a common electrode layer of the opposite substrate, and the first slits and the second slits jointly divide the domains. 
 
     
     
       7. The MVA LCD as claimed in  claim 1 , wherein each of the pixel units further comprises:
 an active device, disposed on a substrate; 
 a pixel electrode, electrically connected to the active device; and 
 a plurality of first slits, disposed on the pixel electrode to divide the domains. 
 
     
     
       8. The MVA LCD as claimed in  claim 1 , wherein the opposite substrate comprises:
 a substrate material; 
 a common electrode layer, disposed on the substrate material; and 
 a plurality of second slits, disposed on the common electrode layer to divide the domains. 
 
     
     
       9. The MVA LCD as claimed in  claim 1 , wherein the domains of each domain set comprises comprise all types of domains. 
     
     
       10. The MVA LCD as claimed in  claim 1 , wherein the areas of the domains set in the same pixel unit are different. 
     
     
       11. A multi-domain vertical alignment liquid crystal display panel (MVA LCD), comprising:
 an active device array substrate, having a plurality of pixel units;   an opposite substrate; and   a liquid crystal layer, disposed between the active device array substrate and the opposite substrate, the liquid crystal layer above each pixel unit dividing a plurality of domain sets, wherein, in one pixel unit of the plurality of pixel units, each of a first domain set and a second domain set comprises at least four domains having the same or similar size, and at least a size of one of the domains in the first domain set is different from a size of one of the domains in the second domain set,   wherein the first domain set and the second domain set in the one pixel unit are arranged in a row, wherein domains in the first domain set are substantially symmetrical about a first line and domains in the second domain set are substantially symmetrical about a second line, wherein the domains in the first domain set are arranged at non-perpendicular angles with respect to the first and second lines, wherein the domains in the second domain set are arranged at non-perpendicular angles with respect to the first and second lines, and wherein the first domain set and the second domain set have substantially the same size.   
     
     
       12. The MVA LCD of claim 11, wherein four domains having the same or similar size are arranged in two pairs in a form of <<. 
     
     
       13. The MVA LCD of claim 11, further comprising:
 a plurality of first bumps, disposed on the active device array substrate; and   a plurality of second bumps, disposed on the opposite substrate, and the first bumps and the second bumps jointly divide the domains.   
     
     
       14. The MVA LCD of claim 11, wherein each of the pixel units further comprises:
 an active device, disposed on a substrate;   a pixel electrode, electrically connected to the active device; and   a plurality of first humps, disposed on the pixel electrode to divide the domains.   
     
     
       15. The MVA LCD of claim 11, wherein the opposite substrate comprises:
 a substrate material;   a common electrode layer, disposed on the substrate material; and   a plurality of second bumps, disposed on the common electrode layer to divide the domains.   
     
     
       16. The MVA LCD of claim 11, further comprising:
 a plurality of first slits, disposed on a pixel electrode of each pixel unit; and   a plurality of second slits, disposed between a common electrode layer of the opposite substrate, and the first slits and the second slits jointly divide the domains.   
     
     
       17. The MVA LCD of claim 11, wherein each of the pixel units further comprises:
 an active device, disposed on a substrate;   a pixel electrode, electrically connected to the active device; and   a plurality of first slits, disposed on the pixel electrode to divide the domains.   
     
     
       18. The MVA LCD of claim 11, wherein the opposite substrate comprises:
 a substrate material;   a common electrode layer, disposed on the substrate material; and   a plurality of second slits, disposed on the common electrode layer to divide the domains.   
     
     
       19. The MVA LCD of claim 11, wherein the domains of each domain set comprise all types of domains. 
     
     
       20. The MVA LCD of claim 11, wherein the areas of the domains set in the same pixel unit are different.