TWI448792B - Pixel structure of multi-domain vertical alignment liquid crystal display panel - Google Patents

Description

Pixel structure of multi-region vertical alignment liquid crystal display panel

The invention relates to a pixel structure of a multi-region vertical alignment liquid crystal display panel, in particular to a pixel structure of a multi-region vertical alignment liquid crystal display panel with high aperture ratio and low color shift.

Liquid crystal displays have the advantages of being thin and light, and have been widely used in various electronic products such as mobile phones, personal digital assistants (PDAs), and notebooks, and with the rapid development of large-size liquid crystal display panel technology, Liquid crystal displays have gradually become the mainstream products of flat-panel TVs. However, since liquid crystal displays generally have shortcomings of narrow viewing angles and become developmental constraints, the industry has developed a multi-domain vertical alignment (MVA) liquid crystal display panel because of its wide viewing angle and low viewing angle. Characteristics such as response time have become the mainstream products of large-size flat display panels. In the conventional multi-region vertical alignment liquid crystal display panel, the four-region vertical alignment liquid crystal display panel and the eight-region vertical alignment liquid crystal display panel are mainly included. The four-zone vertical alignment liquid crystal display panel has a color shift problem, which makes the display quality poor. The eight-region vertical alignment liquid crystal display panel is mainly realized by a capacitive voltage division method, which has a low aperture ratio problem, and therefore must increase the backlight intensity. Will increase power consumption.

One of the objects of the present invention is to provide a pixel structure of a multi-region vertical alignment liquid crystal display panel having a low color shift and a high aperture ratio.

A preferred embodiment of the present invention provides a pixel structure of a multi-region vertical alignment liquid crystal display panel, including a first substrate, a second substrate, a liquid crystal layer, a first electrode, a second electrode, and a single pixel. a region, at least one first alignment bump structure, and at least one second alignment bump structure. The first substrate and the second substrate respectively have an inner surface facing each other. The liquid crystal layer includes a plurality of liquid crystal molecules disposed between the first substrate and the second substrate. The first electrode is disposed on the inner surface of the first substrate, and the second electrode is disposed on the inner surface of the second substrate. The sub-pixel area is located between the first substrate and the second substrate, and the sub-pixel area includes a first area and a second area. The first alignment bump structure is disposed in the first region, wherein the first alignment bump structure has at least one first alignment surface for causing the liquid crystal molecules located in the first region and corresponding to the first alignment surface to have a first a pretilt angle, and at least one second alignment surface for causing liquid crystal molecules located in the first region and corresponding to the second alignment surface to have a second pretilt angle, and the first alignment bump structure is perpendicular to the first substrate and One of the projected areas of one of the two substrates in a normal direction and one of the areas of the first area is substantially greater than 0.7. The second alignment bump structure is disposed in the second region, and the second alignment bump structure has at least one third alignment surface for the liquid crystal molecules located in the second region and corresponding to the third alignment surface to have a third a pretilt angle, and at least one fourth alignment surface for causing liquid crystal molecules located in the second region and corresponding to the fourth alignment surface to have a fourth pretilt angle, wherein the first pretilt angle, the second pretilt angle, and the third pretilt angle And the fourth pretilt angle are not equal to each other.

The pixel structure of the multi-region vertical alignment liquid crystal display panel of the present invention includes at least one first alignment bump structure disposed in a first region of the sub-pixel region, and at least one second alignment bump structure disposed in the sub-pixel region a second region, and because the first alignment surface of the first alignment bump structure and the second alignment surface and the third alignment surface of the second alignment bump structure have different inclination angles with the fourth alignment surface, The liquid crystal molecules of the first alignment surface, the second alignment surface, the third alignment surface, and the fourth alignment surface have different pretilt angles and alignment directions.

The present invention will be further understood by those of ordinary skill in the art to which the present invention pertains. .

Please refer to Figures 1 to 3. 1 to 3 are schematic views showing a pixel structure of a multi-region vertical alignment liquid crystal display panel according to a first preferred embodiment of the present invention, wherein FIG. 1 is a top view of a pixel structure, 2 is a schematic cross-sectional view of the pixel structure shown along the section line A-A' of FIG. 1, and FIG. 3 is a pixel structure shown along the section lines B-B' and C-C' of FIG. Schematic diagram of the section. All of the drawings referred to herein are for illustrative purposes only and are not drawn to the original dimensions. As shown in FIG. 1 to FIG. 3, the pixel structure 10 of the multi-region vertical alignment liquid crystal display panel of the present embodiment includes a first substrate 12, a second substrate 14, a liquid crystal layer 16, and a first electrode. 18. A second electrode 20, a primary pixel region 10P, at least one first alignment bump structure 22, and at least one second alignment bump structure 24. The first substrate 12 has an inner surface 12S, the second substrate 14 has an inner surface 14S, and the inner surface 12S of the first substrate 12 and the inner surface 14S of the second substrate 14 face each other. The liquid crystal layer 16 includes a plurality of liquid crystal molecules 16L disposed between the first substrate 12 and the second substrate 14. The first electrode 18 is disposed on the inner surface 12S of the first substrate 12, and the second electrode 20 is disposed on the inner surface 14S of the second substrate 14. The sub-pixel region 10P is located between the first substrate 12 and the second substrate 14, and the sub-pixel region 10P includes a first region 101 and a second region 102. The first alignment bump structure 22 is disposed within the first region 101 and the second alignment bump structure 24 is disposed within the second region 102. In this embodiment, the first electrode 18 and the second electrode 20 are respectively a planar electrode corresponding to the first region 101 and the second region 102, and the first electrode 18 is a pixel electrode, and the second electrode 20 is A common electrode, but not limited to this. For example, the first electrode 18 can be a common electrode and the second electrode 20 can be a pixel electrode. In addition, the first alignment bump structure 22 and the second alignment bump structure 24 are both disposed on the second electrode 20, but not limited thereto. In order to simplify the description, some components of the pixel structure 10 of the multi-region vertical alignment liquid crystal display panel of the present embodiment, such as gate lines, data lines, thin film transistors and color filters, are not shown in the drawings.

As shown in FIGS. 2 and 3, the first alignment bump structure 22 is disposed within the first region 101, and the first alignment bump structure 22 is perpendicular to the first substrate 12 and the second substrate 14. The ratio of one of the projected areas in the line direction N to the area of one of the first areas 101 is substantially greater than 0.7, but is not limited thereto. The first alignment bump structure 22 has a plurality of first alignment faces 22S1 and a plurality of second alignment faces 22S2. Based on the inner surface 12S of the first substrate 12 (or the inner surface 14S of the second substrate 14), the first alignment surface 22S1 has a first inclination angle a1, and the second alignment surface 22S2 has a second inclination angle a2. The first alignment surface 22S1 may have the liquid crystal molecules 16L located in the first region 101 and corresponding to the first alignment surface 22S1 having a first pretilt angle t1, and the second alignment surface 22S2 may be located in the first region 101 and corresponding to The liquid crystal molecules 16L of the second alignment surface 22S2 have a second pretilt angle t2. The second alignment bump structure 24 is disposed within the second region 102. The second alignment bump structure 24 has a plurality of third alignment faces 24S3 and a plurality of fourth alignment faces 24S4. Based on the inner surface 12S of the first substrate 12 (or the inner surface 14S of the second substrate 14), the third alignment surface 24S3 has a third inclination angle a3, and the fourth alignment surface 24S4 has a fourth inclination angle a4. The third alignment surface 24S3 may have the liquid crystal molecules 16L located in the second region 102 and corresponding to the third alignment surface 24S3 having a third pretilt angle t3, and the fourth alignment surface 24S4 may be located in the second region 102 and corresponding to The liquid crystal molecules 16L of the fourth alignment surface 24S4 have a fourth pretilt angle t4. In addition, the first alignment bump structure 22 has a first height H ₁ and the second alignment bump structure 24 has a second height H ₂ . In this embodiment, the first pretilt angle t1, the second pretilt angle t2, the third pretilt angle t3, and the fourth pretilt angle t4 are not equal to each other, and may be, for example, the first of the first alignment bump structures 22 The first inclination angle a1 of the alignment surface 22S1 and the second inclination angle a2 of the second alignment surface 22S2 and the third inclination angle a3 of the third alignment surface 24S3 of the second alignment protrusion structure 24 and the fourth alignment angle 24S4 The inclination angles a4 are designed to be unequal to each other, but are not limited thereto. Further, also the first alignment lugs 22 of a first height H ₁ and a second structure with a second structure 24 to the bump height H ₂ of a different design height, a height of the first example, a first alignment of the bump structure 22 H _{1 is} set to be larger than the second height H _{2 of the} second alignment bump structure 24 such that the first pretilt angle t1, the second pretilt angle t2, the third pretilt angle t3, and the fourth pretilt angle t4 are not equal to each other. With the above configuration, the liquid crystal molecules 16L in the same sub-pixel region 10P may have four or more pre-preparations including the first pretilt angle t1, the second pretilt angle t2, the third pretilt angle t3, and the fourth pretilt angle t4. The angle of inclination can achieve a wide viewing angle display effect in multiple regions.

In addition, the first region 101 of the multi-region vertical alignment liquid crystal display panel of the embodiment has only one first alignment bump structure 22, but the number of the first alignment bump structures 22 is not limited thereto. For example, the number of the first alignment bump structures 22 may also be two, three or more, and the projected area of all the first alignment bump structures 22 in the normal direction N and the area of the first region 101 The ratio is preferably greater than 0.7. In addition, the second region 102 of the multi-region vertical alignment liquid crystal display panel of the embodiment has only one second alignment bump structure 24, and the projected area of the second alignment bump structure 24 in the normal direction N and the second region The ratio of the area of 102 is generally greater than 0.7, but is not limited thereto. The number of the second alignment bump structures 24 is not limited to one. For example, the number of the second alignment bump structures 24 may also be two, three or more, and the projected area of all the second alignment bump structures 24 in the normal direction N and the area of the second region 102 The ratio is preferably greater than 0.7. It is worth mentioning that, in another embodiment, the ratio of the projected area of the first alignment bump structures 22 (which may be one or more) in the normal direction N to the area of the first region 101 is Preferably, when greater than 0.7, the ratio of the projected area of the second alignment bump structure 24 (which may be one or more) in the normal direction N to the area of the second region 102 need not be greater than 0.7.

In addition, the materials of the first alignment bump structure 22 and the second alignment bump structure 24 may include a photoresist material, whereby the pattern can be defined by exposure development, and only a single mask can be used in the process, for example, The gray scale mask has different exposure amounts of the first alignment bump structure 22 and the second alignment bump structure 24, so that the first alignment bump structure 22 and the second alignment bump structure 24 have different alignments. Face and / or height. The material of the first alignment bump structure 22 and the second alignment bump structure 24 may also be other various organic or inorganic dielectric materials. Furthermore, the first alignment surface 22S1, the second alignment surface 22S2, the third alignment surface 24S3, and the fourth alignment surface 24S4 may be inclined planes, but may not be limited thereto but may be, for example, a curved surface. In addition, the first alignment bump structure 22 and the second alignment bump structure 24 are not limited to the above structures, but may be various regular or irregular geometric structures. In addition, the surfaces of the first alignment bump structure 22 and the second alignment bump structure 24 may be selectively covered with an alignment film (not shown), and the alignment film may not need to be rubbed.

Please refer to Figure 4 again, and please refer to Figures 1 to 3 together. Fig. 4 is a view showing the alignment direction of the pixel structure of the multi-region vertical alignment liquid crystal display panel of Figs. 1 to 3. As shown in FIGS. 1 to 4, since the first alignment bump structure 22 of the present embodiment has two first alignment faces 22S1 and two second alignment faces 22S2, the second alignment bump structure 24 has two. The third alignment surface 24S3 and the two fourth alignment surfaces 24S4, and the first inclination angle a1 of the first alignment surface 22S1 and the second inclination angle a2 of the second alignment surface 22S2 and the third alignment of the second alignment bump structure 24 The third inclination angle a3 of the surface 24S3 and the fourth inclination angle a4 of the fourth alignment surface 24S4 are designed to be unequal to each other, so the liquid crystal molecules 16L will have the first pretilt angle t1, the second pretilt angle t2, and the third pretilt angle, respectively. T3 is pretilted with the fourth pretilt angle t4. Further, although the liquid crystal molecules 16L corresponding to the two different first alignment faces 22S1 have the same first pretilt angle t1, the liquid crystal molecules 16L are aligned in two different alignment directions D ₁₁ , D _{12 ,} respectively. Similarly, the liquid crystal molecules 16L corresponding to the second alignment surface 22S2 are also aligned along two different alignment directions D ₁₃ and D ₁₄ , and the liquid crystal molecules 16L corresponding to the third alignment surface 24S3 are also different along the two. The alignment directions D ₂₁ and D ₂₂ are aligned, and the liquid crystal molecules 16L corresponding to the fourth alignment surface 24S4 are also aligned along two different alignment directions D ₂₃ and D ₂₄ . Thereby, the pixel structure 10 of the multi-region vertical alignment liquid crystal display panel of the embodiment can have eight alignment regions. However, the pixel structure of the multi-region vertical alignment liquid crystal display panel of the present invention is not limited to the pixel structure of the eight-region vertical alignment liquid crystal display panel, and can be adjusted by adjusting the first alignment surface 22S1 and the second alignment surface 22S2. The number of the three alignment faces 24S3 and the fourth alignment faces 24S4 realizes a pixel structure having more alignment regions.

The pixel structure of the multi-region vertical alignment liquid crystal display panel of the present invention is not limited to the above embodiment. Hereinafter, the pixel structure of the other preferred embodiment of the present invention and the modified multi-region vertical alignment liquid crystal display panel will be sequentially described, and in order to facilitate the comparison of the differences of the embodiments and simplify the description, the following embodiments are respectively The same elements are denoted by the same reference numerals, and the description of the various embodiments or variations will be mainly made, and the repeated parts will not be described again.

Please refer to Figure 5. FIG. 5 is a schematic diagram showing the pixel structure of the multi-region vertical alignment liquid crystal display panel of the first variation of the first preferred embodiment of the present invention. As shown in FIG. 5, the first electrode 18 of the pixel structure 10' of the multi-region vertical alignment liquid crystal display panel of the present modification has at least one slit 18S corresponding to the first region 101 and the second region 102. The junction.

Please refer to Figure 6. FIG. 6 is a schematic view showing a pixel structure of a multi-region vertical alignment liquid crystal display panel of a second variation of the first preferred embodiment of the present invention. As shown in FIG. 6, the pixel structure 10" of the multi-region vertical alignment liquid crystal display panel of the present variation further includes at least one third alignment bump structure 26 disposed on the first electrode 18 and corresponding to the first region 101. At the junction with the second region 102.

Please refer to Figure 7. FIG. 7 is a schematic view showing a pixel structure of a multi-region vertical alignment liquid crystal display panel according to a second preferred embodiment of the present invention. As shown in FIG. 7, unlike the first embodiment, in the present embodiment, the first alignment bump structure 22 of the pixel structure 30 of the multi-region vertical alignment liquid crystal display panel is disposed on the second electrode 20, but The second alignment bump structure 24 is disposed on the first electrode 18.

Please refer to Figure 8 and Figure 9, and refer to Figure 1 together. 8 and 9 are schematic views showing the pixel structure of the multi-region vertical alignment liquid crystal display panel of the third preferred embodiment of the present invention. As shown in FIG. 8 and FIG. 9, the first alignment bump structure of the pixel structure 40 of the multi-region vertical alignment liquid crystal display panel of the present embodiment is different from the first preferred embodiment and the second preferred embodiment. The first height H _{1 of} 22 is substantially equal to the second height H _{2 of the} second alignment bump structure 24. However, in the present embodiment, the first inclination angle a1 of the first alignment surface 22S1 and the second inclination angle a2 of the second alignment surface 22S2 and the third inclination angle of the third alignment surface 24S3 of the second alignment protrusion structure 24 The angle a3 and the fourth inclination angle a4 of the fourth alignment surface 24S4 are also unequal to each other, so that the liquid crystal corresponding to the first alignment surface 22S1, the second alignment surface 22S2, the third alignment surface 24S3, and the fourth alignment surface 24S4 can be made. The molecules 16L have different pretilt angles and alignment directions.

Please refer to Figures 10 to 12. 10 to 12 are schematic views showing a pixel structure of a multi-region vertical alignment liquid crystal display panel according to a fourth preferred embodiment of the present invention, wherein FIG. 10 is a top view of the pixel structure, 11 is a schematic cross-sectional view of the pixel structure taken along line A-A' of FIG. 10, and FIG. 12 is a pixel structure shown along section lines B-B' and C-C' of FIG. Schematic diagram of the section. As shown in FIGS. 10 to 12, the first embodiment is the same as the third preferred embodiment in that the first alignment bump structure 22 of the pixel structure 50 of the multi-region vertical alignment liquid crystal display panel of the present embodiment is the first. The height H _{1 is} substantially equal to the second height H _{2 of the} second alignment bump structure 24. Different from the third preferred embodiment, in the embodiment, the first alignment bump structure 22 of the pixel structure 50 of the multi-region vertical alignment liquid crystal display panel of the embodiment is perpendicular to the first substrate 12 and the second substrate. The projected area A ₁ of the normal direction N of 14 is not equal to the projected area A _{2 of the} second alignment bump structure 24. For example, with a first projected area 22 of the bump structures A ₁ to A greater than the second projection area with the bump structure 24 _2. Due to the first inclination angle a1 of the first alignment surface 22S1 and the second inclination angle a2 of the second alignment surface 22S2 and the third inclination angle a3 of the third alignment surface 24S3 of the second alignment protrusion structure 24 and the fourth alignment surface 24S4 The fourth inclination angles a4 are also unequal to each other, so that the liquid crystal molecules 16L corresponding to the first alignment surface 22S1, the second alignment surface 22S2, the third alignment surface 24S3, and the fourth alignment surface 24S4 can have different pretilt angles and Orientation direction.

In summary, the pixel structure of the multi-region vertical alignment liquid crystal display panel of the present invention includes at least one first alignment bump structure disposed in the first region of the sub-pixel region, and at least one second alignment bump structure disposed on a second region of the sub-pixel region, and the first alignment surface and the second alignment surface of the first alignment bump structure and the third alignment surface of the second alignment bump structure and the fourth alignment surface have different inclination angles, Therefore, liquid crystal molecules corresponding to the first alignment surface, the second alignment surface, the third alignment surface, and the fourth alignment surface can have different pretilt angles and alignment directions. In addition, the pixel structure of the multi-region vertical alignment liquid crystal display panel of the present invention has the advantages of low color shift and high aperture ratio.

The above are only the preferred embodiments of the present invention, and all changes and modifications made to the scope of the present invention should be within the scope of the present invention.

10,10',10",30,40,50...Pixel structure of multi-zone vertical alignment liquid crystal display panel

10P. . . Sub-pixel area

101. . . First area

102. . . Second area

12. . . First substrate

12S. . . The inner surface

14. . . Second substrate

14S. . . The inner surface

16. . . Liquid crystal layer

16L. . . Liquid crystal molecule

18. . . First electrode

20. . . Second electrode

twenty two. . . First alignment bump structure

22S1. . . First alignment surface

22S2. . . Second alignment plane

twenty four. . . Second alignment bump structure

24S3. . . Third alignment plane

24S4. . . Fourth alignment plane

D ₁₁ , D ₁₂ , D ₁₃ , D ₁₄ . . . Orientation direction

D ₂₁ , D ₂₂ , D ₂₃ , D ₂₄ . . . Orientation direction

N. . . Normal direction

H ₁ . . . First height

H ₂ . . . Second height

18S. . . Slit

A1. . . First tilt angle

A2. . . Second tilt angle

A3. . . Third tilt angle

A4. . . Fourth tilt angle

T1. . . First pretilt angle

T2. . . Second pretilt angle

T3. . . Third pretilt angle

T4. . . Fourth pretilt angle

A ₁ . . . shadow area

A ₂ . . . shadow area

1 to 3 are schematic views showing a pixel structure of a multi-region vertical alignment liquid crystal display panel according to a first preferred embodiment of the present invention.

FIG. 4 is a schematic view showing the alignment direction of the pixel structure of the multi-region vertical alignment liquid crystal display panel of FIGS. 1 to 3.

FIG. 5 is a schematic diagram showing the pixel structure of the multi-region vertical alignment liquid crystal display panel of the first variation of the first preferred embodiment of the present invention.

FIG. 6 is a schematic view showing a pixel structure of a multi-region vertical alignment liquid crystal display panel of a second variation of the first preferred embodiment of the present invention.

FIG. 7 is a schematic view showing a pixel structure of a multi-region vertical alignment liquid crystal display panel according to a second preferred embodiment of the present invention.

8 and 9 are schematic views showing the pixel structure of the multi-region vertical alignment liquid crystal display panel of the third preferred embodiment of the present invention.

10 to 12 are schematic views showing the pixel structure of the multi-region vertical alignment liquid crystal display panel of the fourth preferred embodiment of the present invention.

10. . . Pixel structure of multi-region vertical alignment liquid crystal display panel

10P. . . Sub-pixel area

101. . . First area

102. . . Second area

12. . . First substrate

12S. . . The inner surface

14. . . Second substrate

14S. . . The inner surface

16. . . Liquid crystal layer

16L. . . Liquid crystal molecule

18. . . First electrode

20. . . Second electrode

twenty two. . . First alignment bump structure

22S1. . . First alignment surface

twenty four. . . Second alignment bump structure

24S3. . . Third alignment plane

N. . . Normal direction

H ₁ . . . First height

H ₂ . . . Second height

A1. . . First tilt angle

A3. . . Third tilt angle

T1. . . First pretilt angle

T3. . . Third pretilt angle

Claims (17)

A pixel structure of a multi-region vertical alignment liquid crystal display panel, comprising: a first substrate; a second substrate, wherein the first substrate and the second substrate respectively have an inner surface facing each other; a liquid crystal layer, including a plurality of liquid crystal molecules disposed between the first substrate and the second substrate; a first electrode disposed on the inner surface of the first substrate; and a second electrode disposed on the inner surface of the second substrate a primary pixel region between the first substrate and the second substrate, wherein the sub-pixel region includes a first region and a second region; at least one first alignment bump structure is disposed on the first Within a region, wherein the at least one first alignment bump structure has at least one first alignment surface for causing the liquid crystal molecules located in the first region and corresponding to the first alignment surface to have a first pretilt angle And at least one second alignment surface for causing the liquid crystal molecules located in the first region and corresponding to the second alignment surface to have a second pretilt angle, and the at least one first alignment bump structure is perpendicular to The first substrate a ratio of a projected area of one of the second substrates to one of the areas of the first area is substantially greater than 0.7; and at least one second alignment bump structure is disposed within the second area, the The at least one second alignment bump structure has at least one third alignment surface for causing the liquid crystal molecules located in the second region and corresponding to the third alignment surface to have a third a pretilt angle, and at least one fourth alignment surface for causing the liquid crystal molecules located in the second region and corresponding to the fourth alignment surface to have a fourth pretilt angle, wherein the first pretilt angle, the second pretilt The inclination angle, the third pretilt angle, and the fourth pretilt angle are not equal to each other. The pixel structure of the multi-region vertical alignment liquid crystal display panel of claim 1, wherein the first alignment mask has a first tilt angle, and the second alignment mask has a second tilt angle, the third alignment surface has a third tilting angle, the fourth alignment mask has a fourth tilt angle, and the first tilt angle, the second tilt angle, the third tilt angle, and the fourth tilt angle are not equal to each other. The pixel structure of the multi-region vertical alignment liquid crystal display panel of claim 1, wherein the first alignment bump structure has a first height, the second alignment bump structure has a second height, and the first The height is not equal to the second height. The pixel structure of the multi-region vertical alignment liquid crystal display panel of claim 1, wherein the first alignment bump structure has a first height, the second alignment bump structure has a second height, and the first The height is equal to the second height. The pixel structure of the multi-region vertical alignment liquid crystal display panel of claim 4, wherein the projected area of the first alignment bump structure is not equal to a projected area of the second alignment bump structure in the normal direction . The pixel structure of the multi-region vertical alignment liquid crystal display panel of claim 1, wherein the at least one first alignment bump structure has only a first alignment bump structure. The pixel structure of the multi-region vertical alignment liquid crystal display panel of claim 1, wherein a ratio of a projected area of the at least one second alignment bump structure in the normal direction to an area of the second region is It is generally greater than 0.7. The pixel structure of the multi-region vertical alignment liquid crystal display panel of claim 1, wherein the at least one first alignment bump structure is disposed on the second electrode. The pixel structure of the multi-region vertical alignment liquid crystal display panel according to claim 8, wherein the second electrode comprises a planar electrode corresponding to the first region and the second region. The pixel structure of the multi-region vertical alignment liquid crystal display panel according to claim 8, wherein the first electrode comprises a planar electrode corresponding to the first region and the second region. The pixel structure of the multi-region vertical alignment liquid crystal display panel of claim 10, further comprising at least one third alignment bump structure disposed on the first electrode and corresponding to the first region and the second region A junction. The pixel structure of the multi-region vertical alignment liquid crystal display panel of claim 8, wherein the first electrode has at least one slit corresponding to the first region and the first One of the junctions of the two regions. The pixel structure of the multi-region vertical alignment liquid crystal display panel of claim 8, wherein the at least one second alignment bump structure is disposed on the second electrode. The pixel structure of the multi-region vertical alignment liquid crystal display panel of claim 8, wherein the at least one second alignment bump structure is disposed on the first electrode. The pixel structure of the multi-region vertical alignment liquid crystal display panel according to claim 1, wherein the first electrode comprises a pixel electrode, and the second electrode comprises a common electrode. The pixel structure of the multi-region vertical alignment liquid crystal display panel of claim 1, wherein the first electrode comprises a common electrode, and the second electrode comprises a pixel electrode. The pixel structure of the multi-region vertical alignment liquid crystal display panel of claim 1, wherein the material of the first alignment bump structure and the second alignment bump structure comprises a photoresist material.