Hannstar Display Corporation

Hannstar Display (nanjing) Corporation

Mu-Kai Kang

Cheng-Yen Yeh

Jing-Xuan Chen

Sz-Kai Huang

I-Hsuan Chen

Yen-Chung Chen

Hsien-Tang Hu

Jui-Chi Lai

Chang-Ming Chao

Chia-Hua Yu

Wei-Chou Chen

Ming-Chang Yu

Cheng-Yeh Tsai

Guang-Shiung Chao

Heng-Cheng Tseng

Qi-En Luo

A display panel includes a substrate, pixels, gate lines, a gate connecting line, a common line and a compensation electrode. The pixels are disposed on the substrate. The gate lines are disposed on the substrate and are configured to receive scan signals. The number of pixels coupled to a first gate line of the gate lines is less that the number of pixels coupled to a second gate line of the gate lines. The gate connecting line is electrically connected to the first gate line. The common line is disposed under the gate connecting line, and is configured to receive a common voltage signal. The compensation electrode is disposed over the gate connecting line, and is configured to receive the common voltage signal. The common line, the gate connecting line and the compensation electrode are overlapped.

Display panel

A display device including a display panel is disclosed. The display panel includes a substrate, multiple scan lines, multiple data lines, multiple pixel structures, a first gate driving circuit, and a second gate driving circuit. The pixel structures are electrically connected to the scan lines and the data lines. Multiple first output stage circuits of the first gate driving circuit disposed in a peripheral area are electrically connected to the scan lines. Multiple second output stage circuits of the second gate driving circuit disposed in the peripheral area are electrically connected to the scan lines. A channel width of a first output transistor of the first output stage circuit is greater than a channel width of a second output transistor of the second output stage circuit.

Display device

This invention discloses a display panel including a first substrate, light emitting elements, a touch sensing structure and a conductive layer. The light emitting elements are disposed on the first substrate. The touch sensing structure is disposed on the first substrate and on a side away from a light emitting surface of the light emitting elements. The conductive layer is disposed between the light emitting elements and the first substrate and includes contacts or at least a portion of the touch sensing structure, and the light emitting elements and the contacts are electrically connected.

Display panel and display device

A touch display apparatus is disclosed, which includes a touch display panel with an active area and a peripheral area. The touch display panel includes a substrate, touch electrodes, touch sensing lines, dummy touch sensing lines and transistors. The touch electrodes are disposed on the substrate and in the active area. Each touch sensing line is electrically connected to one of the touch electrodes. The touch sensing lines and the dummy touch sensing lines are in parallel with each other in the active area. The dummy touch sensing lines are electrically connected with each other. Each transistor has a first terminal, a second terminal and a control terminal. The first terminals of the transistors are electrically connected with each other, the second terminal of each transistor is electrically connected to one of the touch sensing lines, and the control terminals of the transistors are electrically connected with each other.

Touch display apparatus and test driving method for the same

A display panel includes a first substrate and multiple pixel structures. The pixel structure includes at least one active element, at least one pixel electrode, a first common electrode, and a second common electrode. The at least one pixel electrode includes a first sub-electrode, a second sub-electrode, and a third sub-electrode. The first sub-electrode is electrically connected to one of the at least one corresponding active element and the second sub-electrode. The third sub-electrode is electrically connected to the second sub-electrode. The first sub-electrode, the second sub-electrode, and the third sub-electrode are different layers. The first common electrode is disposed between the first sub-electrode and the first substrate, and overlaps the first sub-electrode. The second common electrode is disposed between the first sub-electrode and the third sub-electrode, and overlaps the first sub-electrode and the third sub-electrode. The second sub-electrode and the second common electrode are the same film layer.

Display panel and manufacturing method thereof

A touch display device is disclosed. The touch display device includes a substrate, a scan line, a data line, a scan signal line, a thin film transistor, a touch signal line and a touch electrode. The scan line, the data line, the scan signal line, the thin film transistor, the touch signal line and the touch electrode are disposed on the substrate. An extending direction of the scan line is different from an extending direction of the data line, and the scan line and the data line are electrically connected to the thin film transistor. An extending direction of the scan signal line is different from the extending direction of the scan line, and the scan signal line is electrically connected to the scan line. The touch signal line is electrically connected to the touch electrode.

Touch display device

The present invention provides a touch display panel. The substrate includes a display region and a non-display region. The first conductive pads, the second conductive pads, the first conductive lines and the second conductive lines are disposed in the non-display region. The first conductive lines are electrically connected to the first conductive pads and the sub-pixels in the display region. The second conductive lines are electrically connected to the second conductive pads and the touch electrodes in the display region. The second conductive line includes a first line segment, a second line segment and a third line segment. The first line segment extends in a first direction and is connected to the second conductive pad. The second line segment extends from the non-display region to the display region. The third line segment extends in a second direction and is connected to the first line segment and the second line segment.

Touch display panel

A touch display device includes a substrate, a plurality of scan lines, a plurality of thin film transistors and a plurality of touch electrodes. The scan lines and the thin film transistors are disposed on the substrate, and each of the thin film transistors is electrically connected to a corresponding scan line of the scan lines. The scan lines include a first scan line. The touch electrodes are disposed on the substrate, the touch electrodes include a first touch electrode and a second touch electrode, the first touch electrode is adjacent to the second touch electrode, the first scan line is disposed between the first touch electrode and the second touch electrode, and the first scan line is partially covered by the first touch electrode.

A display panel and a fabrication method thereof are provided. The display panel includes pixels, data lines and scan lines. The pixels are arranged in pixel rows and pixel columns, and each pixel has subpixels. The data lines are configured to transmit data signals to the pixels, and each data line has a non-straight and continuously curved shape or a non-straight and continuously bent shape. The scan lines are configured to sequentially transmit scan signals to the pixels. The subpixels of each pixel are coupled to different scan lines, and each data line is curved or bent with respect to a unit of one pixel. Accordingly, the display panel of the invention can avoid the problems of poor image display and vertical line (V-line) defects as well as reducing power consumption.

Display panel and method of fabricating the same

The present invention provides a display panel including a substrate, first pads, second pads, third pads, an integrated circuit chip, and a flexible printed circuit board. The substrate includes a display region and a non-display region. The first pads are disposed in the non-display region and include display signal pads used for transmitting display signals. The second pads are disposed in the non-display region, at least a portion of the second pads are disposed along a first direction, and the second pads are disposed closer to an edge of the substrate than the first pads. The third pads are disposed in the non-display region and along the first direction, and the third pads are electrically connected to the corresponding second pads. The integrated circuit chip covers and is electrically connected to the first pads and the second pads. The flexible printed circuit board is electrically connected to the third pads.

A touch display device includes a substrate, a plurality of touch electrodes, a plurality of touch signal lines and a plurality of dummy signal lines disposed on the substrate. The touch electrodes are arranged in i number of touch electrode columns and j number of touch electrode rows, the touch signal lines and the dummy signal lines are divided into i number of groups, each of the groups includes j number of touch signal lines and k number of dummy signal lines, and j number of touch signal lines are disposed between a portion of the k number of dummy signal lines and a remaining portion of the k number of dummy signal lines in each of the i number of groups, wherein i, j, and k are positive integers greater than or equal to two.

An in-cell touch display panel includes a sensing line. A touch electrode corresponds to more than one pixel electrodes. A first insulation layer is formed on the sensing line and has a first opening to expose the sensing line. A gate of a thin film transistor (TFT) is formed on the first insulation layer. A second insulation layer is formed on a gate line and has a second opening corresponding to the first opening. A source of the TFT is formed on the second insulation layer. A third insulation layer is formed on the source and has a third opening corresponding to the second opening. The touch electrode is formed on the third insulation layer and electrically connected to the sensing line through the third opening, the second opening, and the first opening.

Display device with two display panel

A touch display device including a display region and a peripheral region comprises a substrate, a plurality of scan lines and a plurality of data lines disposed on the substrate, a plurality of thin film transistors disposed on the substrate, a plurality of pixel electrodes disposed on the substrate and in the display region, and a plurality of touch electrodes and a plurality of touch signal lines disposed on the substrate. In the display region, three data lines of the plurality of data lines are located between two touch signal lines of the plurality of touch signal lines, and in the peripheral region, one of the two touch signal lines is at least partially overlapped with one of the three data lines, and two other data lines of the three data lines are at least partially overlapped with each other.

A touch display device includes thin film transistors, a first insulating layer, a first transparent conductive layer, a second insulating layer, contact holes, a second transparent conductive layer, and touch signal lines. The first transparent conductive layer includes pixel electrodes, and each pixel electrode is electrically connected to a drain of one of the thin film transistors. The contact holes penetrate the first insulating layer and the second insulating layer. Each contact hole exposes a portion of the pixel electrode and a portion of the drain. The second transparent conductive layer includes touch electrodes and connecting electrodes. Each connecting electrode extends into one of the contact holes, and is in contact with the portion of the pixel electrode and the portion of the drain. Each touch signal line is electrically to a corresponding touch electrode.

A pixel structure includes a substrate, a thin film transistor and a common electrode. The thin film transistor is disposed on the substrate, wherein a semiconductive active layer of the thin film transistor has a channel region disposed between a source and a drain, the channel region includes a main channel region and at least one sub channel region, a channel length of the main channel region is less than a channel length of the at least one sub channel region, and the channel length of the main channel region is equal to a minimum of a channel length of the channel region. The common electrode is disposed on the thin film transistor, and the common electrode overlaps at least a portion of the at least one sub channel region, wherein the common electrode has an opening exposing the main channel region.

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Tainan, Taiwan

Mu-Kai Kang