Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.

Shenzhen China Star Optoelectronics Technology Co., Ltd.

Zhuming Deng

Minggang Liu

Wu Cao

Yunglun Lin

Yanxi Ye

Feng Zhao

Chung-Yi Chiu

Yung-Lun Lin

ChunKai Chang

The present disclosure provides a mask plate, an array substrate and, a preparation method thereof. The mask plate may include: at least one first light-transmitting region and at least two second light-transmitting regions arranged on the mask plate and spaced apart; the at least two second light-transmitting regions located at two sides of the at least one first light-transmitting region, respectively; an area of one of the at least two second light-transmitting regions being greater than an area of one of the at least one first light-transmitting region in a direction of a surface of the mask plate.

Mask plate, array substrate, and preparation method thereof

The present disclosure discloses an array substrate arranged opposite to a color filter substrate, the array substrate includes a first substrate, a data line, a spacer protruding from the first substrate, a light-shielding electrode located on a side of the data line away from the first substrate, wherein the light-shielding electrode includes a main section and a protruding section, the vertical projection of the main section on the first substrate covers the data line, the protruding section is stacked on the spacer, and the protruding section contacts the color filter substrate. The present disclosure further discloses a liquid crystal display panel and a liquid crystal display device. The influence of the high and low potential signals on the main section of the light-shielding electrode on the data line is reduced, the light-shielding electrode works normally, the product yield is high, and the production cost is saved.

Array substrate comprising a light-shielding electrode having a main section with a vertical projection covering a data line, liquid crystal display panel and liquid crystal display device

An array substrate, a liquid crystal display panel and a liquid crystal display apparatus are provided. The array substrate comprising first substrate; thin film transistor and data line are positioned on first substrate, data line electrically connecting with source or drain of thin film transistor; blocking element stacking positioned on thin film transistor; first shielding electrode and second shielding electrode located on lateral side of data line which away first substrate, vertical projections of first shielding electrode and second shielding electrode on first substrate are respectively covering data lines, thin film transistor positioned between first shielding electrode and second shielding electrode; transverse electrode connecting between first shielding electrode and second shielding electrode, transverse electrode located on lateral side of thin film transistor which away first substrate, and at least partial of transverse electrode is stacked positioned on blocking element.

Array substrate comprising a blocking element stacked on a thin film transistor and first and second shielding electrodes on a side of a data line facing away from a first substrate

Provided is a manufacturing method of a black photo spacer array substrate. In a manufacturing method of a black photo spacer array substrate, a double layer color resist structure formed with a first color resist layer and a second color resist layer is used to pad a main pad part and a sub pad part of a main photo spacer and a sub photo spacer. Then, a thickness of the main photo spacer and a thickness of the sub photo spacer are decreased to reduce the usage amount of black photo spacer material of forming the main photo spacer and the sub photo spacer to reduce the production cost. A height difference of the main photo spacer and the sub photo spacer can be achieved by decreasing a thickness of the first color resist layer under the sub pad part with a half exposure process.

Manufacturing method of black photo spacer array substrate and black photo spacer array substrate

An embodiment of the present invention discloses a liquid crystal display panel, including: first substrate; a main spacer and a sub-spacer, both disposed on the first substrate, a height of the main spacer is higher than a height of the sub-spacer; wherein an identification tag, disposed adjacent to one of the main spacer and the sub-spacer configured to identify the primary and sub-spacers. An embodiment of the present invention also discloses a liquid crystal display device. With the present invention, there are advantages of easy identification of the main spacer and the sub-spacer.

Liquid crystal display panel and liquid crystal display device

The present invention provides a manufacturing method of a liquid crystal display panel, the color filter layer is formed on the TFT array substrate, at least a portion of the first color resist layer disposed on the gate line of the first substrate is used as a color resist protrusion, the spacer material and the black matrix material are integrated into same material, and the spacer and the black matrix are formed on the TFT array substrate through utilizing a multi-tone mask and only one lithography process.

Manufacturing method of liquid crystal display panel

The present invention provides an array substrate and a manufacturing method thereof. The array substrate includes: a backing plate, a TFT layer arranged on the backing plate, a protective layer covering the backing plate and the TFT layer, a color resist layer arranged on the protective layer, an organic planarization layer set on and covering the color resist layer and the protective layer, and a BPS light-shielding layer arranged on the organic planarization layer. The BPS light-shielding layer includes: a black matrix and a main photo spacer and a sub photo spacer arranged on the black matrix. The organic planarization layer is formed with a first recess in an area thereof that corresponds to at least a part of the black matrix and the first recess is filled up with the black matrix. By forming the first recess in the organic planarization layer and filling the first recess with the black matrix, the extent by which the black matrix projects beyond a pixel area can be reduced to prevent the black matrix from forming a barrier wall between sub-pixels that affects flowability of liquid crystal and to ensure the quality of a liquid crystal boxing process and the displaying performance of a device.

Array substrate and manufacturing method thereof

An array substrate, a display panel and a method of manufacturing array substrate are provided. The array substrate, comprising first substrate and data line, data line positioned on first substrate; auxiliary electrode positioned on first substrate, auxiliary electrode for electrically connecting to color filter, vertical projection of auxiliary electrode on first substrate does not intersect with data line; insulating layer positioned on surface of auxiliary electrode which away first substrate, insulating layer has hole; and shielding electrode comprises main section and protrusion section are integrated, main section is located on lateral side of data line which away first substrate, and vertical projection of main section on first substrate is covering data line, protrusion section is positioned on insulating layer, and protrusion section pass through hole and contacting to auxiliary electrode. It achieves to highly product yield and saving production costs.

Array substrate, display panel and method of manufacturing array substrate

A display panel and a manufacturing method thereof are provided. The display panel includes a color resist layer, a protective layer and a light-shielding layer. The color resist layer is formed with a first channel having a first color resist block and a second color resist block therein. The light-shielding layer has a base, a first protrusion corresponding to the first color resist block, and a second protrusion corresponding to the second color resist block. The first protrusion is configured as a main photo spacer. The second protrusion is configured as a sub photo spacer. Surface area of the first color resist block is greater than surface area of the second color resist block.

Display panel having height difference between photo spacers and manufacturing method thereof

Disclosed is a manufacturing method of a color filter substrate, comprising: providing a first substrate, and the first substrate comprising pixel unit regions and a light blocking region located between the pixel unit regions, coating a photoresist material on the first substrate, and exposing the pixel unit regions to form monochromatic blocks, and partially exposing the light blocking region to form color blocks; coating a black photoresist material in the light blocking region, and the black photoresist material covering the color blocks; exposing the black photoresist material and the black photoresist material located in the light blocking region forming a black matrix and the black photoresist material covering the color blocks forming spacers. The black photoresist material, of which the color blocks are used to be the substrate, form spacers, and the black photoresist material in the rest part of the light blocking region forms a black matrix.

Manufacturing method of color filter substrate and manufacturing method of liquid crystal panel

An array substrate is provided, and comprises: a first metal layer, a first insulation layer, a second metal layer, a second insulation layer, a pixel electrode layer, and a color filter layer. The first metal layer comprises light-shading lines. The second metal layer comprises data lines. In interfaces of color resists, lights are shaded by crossing the light-shading lines and the data lines, and by stacking color resists. This can achieve an entire lightproof effect, but is unnecessary to be provided with black matrices.

Array substrate and liquid crystal display panel

The present disclosure relates to a gray-tone mask (GTM) and the manufacturing method thereof. The GTM includes at least one first light-blocking bar and at least on second light-blocking bar. A first gap is formed between any two adjacent first light-blocking bars. The second light-blocking bar is arranged within the first gap. The first gap includes a first crack being formed between adjacent first light-blocking bar and second light-blocking bar, wherein a length of the second light-blocking bar is 'a', a width of the first crack is 'b', and a ratio of the length of the second light-blocking bar (&#x201c;a&#x201d;) to the width of the first crack (&#x201c;b&#x201d;) satisfy the relationship: 0.9&#x3c;a/b&#x3c;1.1. In this way, the design scope is limited. Thus, a reasonable GTM design may be obtain and the experimental cost may be reduced.

Gray-tone masks and the manufacturing method thereof

A method for manufacturing an array substrate is disclosed and includes steps of: sequentially forming a first metal layer, an insulating layer and a second metal layer on a glass substrate; forming a passivation layer on the second metal layer; performing a first etching process on the passivation layer to obtain a first groove and a second groove; performing a second etching process on the passivation layer to obtain a third groove; and forming a pixel electrode layer on the passivation layer. The method saves one photomask and a photolithography step, thereby reducing the cost and improving the efficiency.

Growing community of inventors

Guangdong, China

Zhuming Deng