Au Optronics Corporation

Auo Corporation

Chun-Ru Huang

Yu-Sheng Huang

Yi-Ching Chen

Chia-Wei Chen

Che-Chia Chang

Che-Min Lin

Yu-Ling Yeh

Chu-Kuan Yu

Ming-Hung Chuang

Cheng Wang

Zeng-De Chen

Chao-Wei Yeh

Pei-Chun Liao

Chia-Chi Lee

Chen-Hao Chiang

Sheng-Chin Fan

Yu-Hsin Hsieh

Fang-Ming Tsao

Kai-Teng Chiang

Chan-Yuen Chang

Touch display device includes a first touch electrode, a second touch electrode, and a first touch signal line. First touch electrode is located in a first area of touch display device and is configured to receive a first control signal to generate a first touch signal. Second touch electrode is located in a second area of touch display device and is configured to receive a second control signal to generate a second touch signal. First area is adjacent to second area without overlapping. First touch signal line is coupled to first touch electrode and second touch electrode. First touch signal line is configured to transmit first touch signal of first area at a first stage. First touch signal line is configured to transmit a common electrode signal at a second stage. First touch signal line is configured to transmit second touch signal of second area at a third stage.

Touch display device and driving method with line for transmitting touch signal and common electrode signal at different stages

A touch panel includes a substrate, touch signal lines, sub-pixels, touch electrode groups, and at least one common signal array. The touch signal lines and the sub-pixels are located on substrate. Each of the sub-pixels includes a switch element and a pixel electrode. The switch element is electrically connected to a corresponding scan line and a corresponding data line. The touch electrode groups include touch electrodes. The touch electrodes overlap the pixel electrodes of the sub-pixels. Each of the touch electrode groups is electrically connected to a corresponding one of the touch signal lines. The common signal array includes common electrodes. Each of the common electrodes overlaps at least one of the scan line and the data line. The number of the sub-pixels overlapped by the common signal array is greater than the number of the sub-pixels overlapped by each of the touch electrode groups.

Touch panel

A display panel and a pixel circuit thereof are provided. The display panel includes a plurality of gate lines, a plurality of data lines, and a plurality of pixel circuits. Each of the pixel circuits is coupled to corresponding gate line and data line. Each of the pixel circuits includes a first gate line and a pull-low switch. The first gate line is coupled to a control terminal of a driving transistor, and provides a first gate signal to drive the driving transistor during a driving time period. The pull-low switch pulls low the first gate signal to a reference low voltage according to a second gate signal on a second gate line when the driving time period finishes.

Display panel and pixel circuit thereof

A pixel structure includes a first, second and third electrode layers and a switch element. The second electrode layer is disposed above the first electrode layer and includes a first and second main body portions and a first and second branch portions. The first main body portion and the first branch portion extend in a first direction. The first branch portion protrudes from the first to second main body portion. The second branch portion protrudes from the second to first main body portion. The third electrode layer is disposed above the second electrode layer and includes a third and fourth main body portion and a third branch portion. The third and fourth main body portions extend in the first direction. The third branch portion connects the third to fourth main body portion. The switch element is electrically connected to the first or third electrode layer.

Pixel structure

A pixel structure including a substrate, a signal line, a plurality of pixel units and a light blocking pattern layer is provided. The signal line is disposed on the substrate and has opposing first and second sides. Two adjacent pixel units are disposed respectively on the first side and the second side of the signal line. Each pixel units includes an active device, a common electrode, an insulating layer, and a pixel electrode. The insulating layer is located on the common electrode. The pixel electrode is located on the insulating layer and is electrically connected to the active device. The pixel electrode includes an edge strip electrode and a plurality of extension electrodes. The extension electrodes respectively extend from the edge strip electrode toward the signal line. The light blocking pattern layer is located between two adjacent pixel units, and the light blocking pattern layer and the signal line overlap with each other.

A pixel structure is provided. The pixel structure includes a scan line, a data line, an active device, a pixel electrode, and a common electrode. The active device is electrically connected to the scan line and the data line. The pixel electrode is electrically connected to the active device. The pixel electrode includes multiple first layer pixel electrode patterns and multiple second layer pixel electrode patterns. The common electrode includes a plurality of first layer common electrode patterns and a plurality of second layer common electrode patterns. A fringe electric field is between each first layer pixel electrode pattern and corresponding portion of second layer common electrode patterns, and between each first layer common electrode pattern and corresponding portion of second layer pixel electrode patterns. A horizontal electric field is between each second layer pixel electrode pattern and the adjacent portion of second layer common electrode patterns.

A display device includes a plurality of pixel units. Each of the pixel units at least includes three sub-pixels for displaying different colors. The three sub-pixels are electrically connected to three different gate lines, and at least two of the three sub-pixels are electrically connected to the same data line.

Display panel having a pixel unit in which the number of data lines electrically connected to the sub-pixels is less than the number of gate lines electrically connected to the sub-pixels

Display panel with fewer data lines

An array substrate of a display panel is provided with a new layout design. The array substrate includes a plurality of sub-pixel groups, a plurality of switching devices, a pair of first data lines, and a plurality of scan lines. Each of the sub-pixel group comprises a first sub-pixel group and a second sub-pixel group. Each of the first sub-pixel group and the second sub-pixel group comprises a first, a second, a third sub-pixel, and is disposed in a first column. The first, the second, and the third sub-pixels are having different voltages while the array substrate of a display panel is displaying in a two-dimensional (2D) mode.

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Hsin-Chu, Taiwan

Chun-Ru Huang