Wuhan Tianma Micro-electronics Co., Ltd

Wuhan Tianma Microelectronics Co., Ltd. Shanghai Branch

Shanghai Tianma Am-oled Co., Ltd.

Tianma Micro-electronics Co., Ltd.

Xiamen Tianma Micro-electronics Co., Ltd.

Yu Xin

Lijing Han

Xian Chen

Kang Yang

Yuan Wx Li

Naichao Mu

Jun Ma

Min Liu

Bing Han

Zuhua Li

Yue Ping Li

Dong Qian

Qingxia Wang

Yongcai Shen

Wanwan Xia

Yueting Fang

Yuan Li

Baoyan Chai

Wang Li

Qingjie Fan

Nannan Song

Provided are a display panel, an evaporation mask, a display device and a preparation method. A display region of the display panel includes multiple first sub-pixels and multiple second sub-pixels, and the multiple first sub-pixels and the multiple second sub-pixels have a same shape and a same size and are different in color; a pattern composed of the multiple first sub-pixels is at least partially consistent with a pattern composed of the multiple second sub-pixels, and mutually consistent patterns are staggered in a first direction, anddenotes a staggered vector in the first direction; a non-display region includes a first offset mark Aand a second offset mark Adenotes a vector connecting a center of the first offset mark Aand a center of the second offset mark Aand the vectorsatisfies:=+; wheredenotes a first preset deviation.

Display panel, evaporation mask, display device and preparation method

A mask module includes a framework, a first strip plate fixed on the framework and extending along a first direction, and a first mask. The first mask is located on a side, deviating from the framework, of the first strip plate. The first mask includes at least one preset area, and the preset area includes at least one opening area. The first strip plate is provided with a first concave-convex structure on one side edge along the first direction. At least one convex structure is provided in a middle of the first concave-convex structure along the first direction. In a direction perpendicular to a surface of the first mask, the first concave-convex structure and the convex structure cover at least a part of area of the at least one opening of the preset area. The convex structure and the first strip plate are integrally formed.

Mask device and evaporation device

A display panel includes a display area and a non-display area; the display area includes multiple first sub-pixel minimum repeating units; the multiple first sub-pixel minimum repeating units are sequentially and periodically arranged in a first direction, and in the first direction, a center distance between any two adjacent ones of the multiple first sub-pixel minimum repeating units is d1; the non-display area includes a first offset mark A1 and a second offset mark A2 arranged in the first direction; a center distance L1 between the first offset mark A1 and the second offset mark A2 is an integral multiple of the center distance d1 between the first sub-pixel minimum repeating units.

Display panel, packaged evaporation shadow mask, display device and preparation method

Provided are a display panel and a display device. The display panel includes a base substrate, and a first signal line and a second signal line that are located on a side of the base substrate. Both the first signal line and the second signal line are located in a first metal layer and extend along a first direction. The distance between at least part of a surface of the first signal line facing the base substrate and a plane where the base substrate is located is defined by D. The distance between at least part of a surface of the second signal line facing the base substrate and the plane where the base substrate is located is defined by D, such that Dis not equal to D

Display panelwith dislocated signal lines and display device with dislocated signal lines

A display panel having a first display region and a second display region is provided. The display panel includes sub-pixels. Light transmittance of a non-light-emitting region in the second display region is greater than light transmittance of a non-light-emitting region in the first display region. For a first sub-pixel of the sub-pixels located in the first display region and a second sub-pixel of the sub-pixels located in the second display region that emit a same color, the first sub-pixel corresponds to a first pixel circuit, and the second sub-pixel corresponds to a second pixel circuit, and a width-to-length ratio of a driving transistor in the second pixel circuit is greater than a width-to-length ratio of a driving transistor in the first pixel circuit.

Display panel

The present disclosure provides a display panel and a display device. The display panel includes pixel circuits arranged in a matrix, and a blocking unit. Each pixel circuit includes: a driving transistor; a first switch transistor; a second switch transistor; and a third switch transistor. The blocking unit is configured to receive a fixed potential signal, and at least a partial area of the blocking unit is located between a first semiconductor connection portion and a second semiconductor connection portion, the first semiconductor connection portion is connected between a second electrode of the first switch transistor and a gate electrode of the driving transistor, and the second semiconductor connection portion is electrically connected between a first electrode of the second switch transistor and a data line.

Display panel and display device

A display panel with a display region and a non-display region includes a base substrate; a device layer, disposed on one side of the base substrate, covering the display region, and including a cathode layer; and an encapsulation part, arranged around the device layer in the non-display region and including a metal pad layer surrounding the cathode layer. The metal pad layer and the cathode layer are separated by a gap. The cathode layer has a first irregularly-shaped edge, including first deformed portions and second deformed portions that are alternately distributed. Each first deformed portion extends convexly in a direction toward the metal pad layer, and each second deformed portion extends concavely in a direction away from the metal pad layer. In an extending direction of the first irregularly-shaped edge, a length of the first deformed portion is less than or equal to a length of the second deformed portion.

Display panel and display device with cathode layer having irregularly-shaped edge

The disclosure discloses a mask device and an evaporation device, so as to manufacture a special-shaped display panel, improve the manufacturing efficiency of the special-shaped display panel and lower the cost. The mask device provided by the embodiment of the present disclosure comprises a framework and a first strip plate, where the first strip plate is fixed on the framework and extends along the first direction, the first strip plate includes a first area and a second area, and the width of the first area is greater than the width of the second area in the direction parallel to the surface of the first strip plate and vertical to the first direction.

Display panel for reducing coupling capacitance between gate of driving transistor and data line and display device

A display panel having a first display region and second display region is provided. The display panel includes a sub-pixel array that includes a plurality of sub-pixels in an array and distributed in the first display region and the second display region. A non-light-emitting region in the second display region has a greater light transmittance than a non-light-emitting region in the first display region. Among sub-pixels emitting a same color of the plurality of sub-pixels in the first display region and the second display region, a width-to-length ratio of a driving transistor in the pixel circuit of a sub-pixel in the second display region is greater than a width-to-length ratio of a driving transistor in the pixel circuit of a sub-pixel in the first display region.

A display panel, a method for fabricating a display panel and a display apparatus are provided. The display panel includes a substrate; a plurality of discrete first electrodes, a pixel define layer, a metal connection layer disposed on a side of the pixel define layer facing away from the substrate, wherein an orthographic projection of the metal connection layer on the substrate at least surrounds half of each opening of the plurality of openings; an organic light-emitting layer, and at least one second electrode, disposed on a side of the organic light-emitting layer and the pixel define layer facing away from the substrate. An orthographic projection of the at least one second electrode on the substrate covers an orthographic projection of the pixel define layer and the plurality of first electrodes on the substrate and the at least one second electrode is electrically connected to the metal connection layer.

Display panel and fabrication method thereof, and display apparatus

A display panel and a display device are provided. The display panel includes first and second touch electrodes. The first touch electrode includes first touch sub-electrodes arranged along a first direction, an island electrode located between two adjacent first touch sub-electrodes, and a first connection portion. The island electrode and the first touch sub-electrodes are provided in a same layer. A first gap is formed between the island electrode and the first touch sub-electrode. The first connection portion connects the first touch sub-electrode and its adjacent island electrode. The first connection portion and the first touch sub-electrode are provided in different layers. The second touch electrode includes at least two second touch sub-electrodes provided along a second direction intersecting with the first direction, and a second connection portion connecting two adjacent second touch sub-electrodes. The second connection portion and the second touch sub-electrode are provided in different layers.

Provided are a display panel and a display apparatus. A display layer includes pixel columns arranged along a first direction, and the pixel column includes subpixels arranged along a second direction. A first touch unit in a touch layer includes a bridge and first touch electrodes. An acute angle is formed between an extending direction of the bridge and the second direction. N subpixels are sequentially arranged along a preset direction, along which first and second edges of each subpixel are oppositely disposed. D2&#x2264;L&#x2264;D1. L denotes a length of each of the at least one bridge. An orthographic projection of the bridge on a plane of the substrate overlaps M subpixels. 0&#x2264;M&#x3c;(N&#x2212;2).

Display panel and display apparatus

The present disclosure provides a display panel, a mask, a method for manufacturing a display panel, and a display device. The display panel has a hollow region and a display region surrounding the hollow region. The display panel includes a plurality of light-emitting devices arranged in the display region. The plurality of light-emitting devices includes a common layer, and no common layer is formed in the hollow region. The common layer includes at least one first common portion and at least one second common portion that are disposed in a same layer. The common layer further includes at least one uneven layer disposed between the at least one first common portion and the at least one second common portion.

Display panel, mask, method for manufacturing display panel, and display device

An array substrate, a display panel and a display device are provided. The array substrate includes a plurality of pixel groups arranged as a matrix. The plurality of pixel groups include a plurality of first pixel groups, a plurality of second pixel groups and a plurality of third pixel groups. In odd number rows of pixel groups and odd number columns of pixel groups, the first pixel groups and the second pixel groups are alternately arranged. In even number rows of pixel groups and even number columns of pixel groups, the second pixel groups and the third pixel groups are alternately arranged. Each first pixel group includes two first sub-pixels arranged along a first direction. Each second pixel group includes two second sub-pixels arranged along a second direction; and each third pixel group includes two third sub-pixel groups arranged along the first direction.

Growing community of inventors

Shanghai, China

Yu Xin