Chengdu Boe Optoelectronics Technology Co., Ltd.

Boe Technology Group Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Xuerui Gong

Yong Yu

Chang Zhang

Jiangsheng Wang

Xiaoxia Huang

Shuang Zhang

Jianjun Wu

Bing Ji

Bin Wang

Yang Wang

Hao Sun

Liang Gao

Lixia Shen

Fengping Wu

Hufei Yang

Enjian Yang

Qun Jia

Feifan Li

Ajuan Du

Yongle Wang

Yilun Zeng

Yiqian Wu

Guodong Zeng

A circuit board structure and a display device, the circuit board structure includes a first circuit board, a second circuit board, a filling portion and an electromagnetic shield layer. The second circuit board has a thickness greater than that of the first circuit board. At least one corner portion forms at a joint of the first circuit board and the second circuit board. A connection line forms at a joint of the second circuit board and the first circuit board. The connection line is located at the corner portion. The filling portion fills the corner portion, an extending direction of the filling portion is identical to an extending direction of the corner portion. The extending direction is identical to a direction of the connection line. A thickness of a cross section of the filling portion perpendicular to the extending direction increases as a distance from the second circuit board decreases.

Circuit board structure and display device

The present disclosure relates to a flip-chip and a chip packaging structure. The flip-chip includes: a driver chip having a package surface facing a wiring substrate; and a plurality of conductive connectors. Any one of the plurality of conductive connectors includes a conductive bump connected to the package surface and a conductive extension portion on a side of the conductive bump away from the driver chip.

Flip chip and chip packaging structure

The embodiments of the present disclosure provide a chip on flex (COF), a touch assembly, and a display device. The chip on flex includes a flexible base provided with a first opening, the flexible base includes a bonding area provided with a plurality of metal bonding pads; on the flexible base, a spacing area with a preset range is provided between the first opening and the bonding area; wherein, the flexible base is provided with a reinforcement sheet thereon, the reinforcement sheet is located on a portion of the flexible base other than the first opening, the spacing area and the bonding area.

Display device

A display device is provided. The display device includes: a display substrate having a non-display side, a first driver being provided at the non-display side of the display substrate; a touch module comprising a touch layer and a touch flexible circuit board connected with the touch layer, the touch flexible circuit board comprising a flat portion located at a side of the second portion away from the first portion and a second bent portion for connecting the touch layer and the flat portion; and a supporting wall between the flat portion of the touch flexible circuit board and the second portion of the display substrate, and the supporting wall is located on at least one side of the first driver in a direction parallel to the flat portion of the touch flexible circuit board.

Provided is an array substrate. The array substrate includes: a base substrate, and a plurality of gate lines, a plurality of data lines, a plurality of sub-pixels and a plurality of touch signal lines disposed on the base substrate. The data lines have a plurality of first extending parts and a plurality of second extending parts which are in an alternating arrangement. When the array substrate is used to prepare a liquid crystal display panel and the liquid crystal display panel is displaying, in each column of the sub-pixels, the voltage polarities of the two adjacent sub-pixels which respectively belong to two adjacent first pixel regions are opposite.

Chip on flex, touch assembly, and display device

A display device includes a display substrate, a touch module and a ring structure. The display substrate includes a first portion for display, a second portion located at a non-display side of the first portion of the display substrate, and a first bent portion for connecting the first portion and the second portion, and a first driver is provided at a side of the second portion away from the first portion. The touch module includes a touch layer and a touch flexible circuit board connected with the touch layer, the touch flexible circuit board includes a flat portion located at a side of the second portion away from the first portion and a second bent portion for connecting the touch layer and the flat portion. The ring structure is located between the flat portion of the touch flexible circuit board and the second portion of the display substrate.

A display panel, a display device, and a method for manufacturing a display panel are disclosed. The display panel includes a first power bus and a first power line. A display region of the display panel includes a first region and a second region, the first region and the second region include a plurality of first pixel units, respectively, the first power bus is between the first region and the second region, and the first power line is electrically connected to the first power bus and extends from the first power bus to the first region and the second region, respectively, so as to supply power to the plurality of first pixel units in the first region and the second region, respectively.

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

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Beijing, China

Xuerui Gong