Au Optronics Corporation

Tsang-Hong Wang

Sheng-Chao Liu

Chun-Chi Lai

Chung-Lung Li

Feng-Sheng Lin

Chia-Hsien Chu

Kuang-Hsiang Liu

Yi-Yo Dai

Chien-Chang Tseng

Chien-Jen Chen

Yun-Chung Lin

Chee-Wai Lau

Chi-Mao Hung

Li-Wei Shih

Cheng-Chiu Pai

Chung-Chun Chen

Huan-Hsin Li

Chia-Yuan Yeh

Kung-Yi Chan

Kuan-Ting Chen

Chi-Fu Tsao

An-Hsiung Hsieh

Fang-Lin Chang

Shih-Hsiang Chou

Ting-Hsuan Li

Yi-Ting Chien

A touch display device includes a touch detecting circuit and a processor. The touch detecting circuit is configured to detect a first touch signal and a second touch signal. The processor is configured to record a first time point when the first touch signal is received, and record a second time point when the second touch signal is received. The processor is configured to calculate a time difference between the first time point and the second time point, if the time difference is larger than or equal to a threshold, the processor is configured to adjust the first touch signal and the second touch signal according to a baseline.

Touch display device

A touch display device includes a controller, a source driver, several multiplexers, and several touch sensors. The source driver is configured to output several data signals. The multiplexers are coupled to the controller and the source driver, and are configured to transmit the plurality of data signals to an active area according to at least one enable period of a multiplexing signal. The touch sensors are coupled to the controller, and are configured to receive a touch signal outputted from the controller. The touch signal includes a touch pulse. A touch pulse starting-time interval and a touch pulse ending-time interval of the touch pulse are located in at least one disable period of the multiplexing signal, and the touch pulse and the at least one enable period partially overlap in time sequence.

Touch display device and control method thereof

A method for driving a display device is provided. The display device includes a first driving circuit and a pixel array. The driving method includes the following step. In a first mode, by using the first driving circuit, a first light emission start signal is received to drive the pixel array. The first light emission start signal includes a plurality of first pulses, and duration of each of the first pulses is respectively overlapped with at least a part of a period of each of a first frame and at least one second frame. In a second mode, by using the first driving circuit, a second light emission start signal is received to drive the pixel array. The second light emission start signal includes a second pulse. Duration of the second pulse is overlapped with at least a part of a period of the first frame, and the second light emission start signal remains at a first level in a period of the at least one second frame.

Method for driving display device

A touch display apparatus including a first substrate, a first sub-pixel, a spacer, a second substrate, and a touch-sensing electrode is provided. The first sub-pixel is disposed on the first substrate. The spacer is disposed on the first substrate. The touch-sensing electrode is disposed on the second substrate and has a first opening. The spacer is located inside the first opening in an orthogonal projection direction. A distance D is defined between an outline of an orthogonal projection of the spacer on the first substrate and an outline of an orthogonal projection of the first opening on the first substrate, and D&#x2265;5 &#x3bc;m.

Touch display apparatus

An OLED panel includes a data driver and an AMOLED. The data driver receives an input voltage and the data driver may generate a data output signal. The AMOLED may receive a positive supply voltage and a negative supply voltage and emit light according to the data output signal. In addition, the input voltage and the positive supply voltage are substantially the same.

OLED panel and power driving system associated to same

A display device includes a frame, a protrusion, a display panel, a protective substrate, and a buffer material. The frame includes a bottom plate and a side plate; and the bottom plate has an inner surface, and the side plate is on the inner surface of the bottom plate. The protrusion is disposed on the inner surface of the bottom plate. The display panel is disposed on the protrusion and includes a force sensitive layer. A protection substrate is disposed on the display panel. The buffer material is connected with the protection substrate and the side plate of the frame, and the buffer material has a greater elastic coefficient than the protrusion.

Display device having force sensing function

A touch sensing device includes a base panel, a plurality of receiving channels, at least one noise listening channel and at least one processing unit. The receiving channels are disposed on the base board in parallel. The at least one noise listening channel and the receiving channels are disposed on the base board in parallel. The processing unit is configured to generate touching sensing data according to a sensing signal outputted by a corresponding receiving channel of the plurality of receiving channels and a noise listening signal outputted by the at least one noise listening channel.

Touch sensing device with noise effect reduction

An electroluminescent display panel includes a plurality of sub-pixels; a plurality of scan lines, each of the scan lines being electrically connected to a first row of sub-pixels and a second row of sub-pixels of two adjacent rows; a plurality of first data lines electrically connected to the first rows of sub-pixels of corresponding columns respectively; a plurality of second data lines electrically connected to the second rows of sub-pixels of corresponding columns respectively; a scan driving unit for outputting a plurality of scanning signals; and a data driving unit for outputting a plurality of dada signals; wherein the scanning signals sequentially turn on two adjacent rows of sub-pixels via the scan lines, the data signals on the first data lines charge the first rows of sub-pixels of the corresponding columns, and the data signals on the second data lines charge the second rows of sub-pixels of the corresponding columns.

Electroluminescent display panel and driving method thereof

A driving method is applied to a driving switch having a first terminal, a second terminal coupled to a first light emitting diode (LED), and a control terminal. First, supply a reset voltage to the control terminal. When the second terminal electrically connects with the control terminal and the first terminal receives a precompensation voltage, the difference between the voltage at the control terminal and the preset voltage is equal to the threshold voltage of the driving switch. When the second terminal electrically connects with the control terminal and the first terminal receives a data voltage, the difference between the voltage at the control terminal and the data voltage is equal to the threshold voltage of the driving switch. When the first terminal receives a power voltage, a driving current is generated according to the voltage at the control terminal and the power voltage to drive the LED.

Driving method of light emitting diodes

An organic light emitting diode (OLED) display device includes a plurality of OLED pixels, a gate driver, a source driver, and a voltage controller. Each of the OLED pixels includes a current control switch and an OLED. A first end of the current control switch is coupled to a first voltage source. A first end of the OLED is coupled to a second end of the current control switch, and a second end of the OLED is coupled to a second voltage source. The gate driver is configured to output scan signals to sequentially turn on the plurality of OLED pixels. The source driver is configured to output display voltages to the plurality of OLED pixels. The voltage controller is configured to adjust a voltage difference between the first voltage source and the second voltage source according to a maximum grey level value of display data of a frame.

Organic light emitting diode display device and driving method thereof

A display device includes a substrate, a plurality of first signal lines, a plurality of second signal lines, and a plurality of first signal internal links. The first signal lines and the second signal lines are crossed and disposed in a display region of the substrate. The first signal internal links are disposed in the display region of the substrate, wherein each of the first signal internal links is electrically connected to a corresponding first signal line and disposed between two adjacent second signal lines. Each of the first signal internal links intersects the first signal lines, and the number of intersection points of each of the first signal internal links and the first signal lines is the same.

Display device having signal internal links

A display device includes a substrate, gate lines, data lines, data signal links, and contact vias. The substrate includes a display region, and a peripheral region surrounding the display region. The gate lines, data lines, data signal links, and contact vias are disposed within the display region of the substrate. The gate lines cross the data lines. Each of the data signal links is disposed between adjacent gate lines. Each of the contact vias is disposed between each of the data signal links and a corresponding data line, such that each of the data signal links is electrically connected with the corresponding data line.

Display device

An LCD device includes a plurality of data lines, a plurality gate lines, a pixel matrix, and a source driver. The pixel matrix includes an mth pixel column and an (m+1)th pixel column. The odd-numbered pixels of the mth pixel column are coupled to an mth data line and corresponding odd-numbered gate lines. The even-numbered pixels of the mth pixel column is coupled to an (m+1)th data line and corresponding even-numbered gate lines. The odd-numbered pixels of the (m+1)th pixel column is coupled to the (m+1)th data line and corresponding odd-numbered gate lines. The even-numbered pixels of the (m+1)th pixel column is coupled to an (m+2)th data line and corresponding even-numbered gate lines. The gate driver outputs the data driving signals having a first polarity to the odd-numbered data lines, and outputs the data driving signals having a second polarity to the even-numbered data lines.

Liquid crystal device with multi-dot inversion

A liquid crystal display panel includes a sub-pixel array, a plurality of scan lines, and a plurality of data lines. The sub-pixel array has a plurality of sub-pixels arranged in array. Any two neighboring scan lines of the scan lines and a row of the sub-pixels disposed between the two neighboring scan liens are electrically connected. The sub-pixels arranged in odd rows are electrically connected to the odd-numbered data lines, and the sub-pixels arranged in even rows are electrically connected to the even-numbered data lines. Thus, the liquid crystal display panel is able to reduce mura phenomenon through the above-mentioned layout. A driving method of the above-mentioned liquid crystal display panel is also provided.

Liquid crystal display panel and driving method thereof

A bidirectional shift register includes first, second, third and fourth control signal bus lines for providing first, second, third and fourth control signals, Bi, Bi, Biand Bi, respectively, and a plurality of shift register stages electrically coupled in serial, each shift register stage having first and second input nodes, where the shift register stages are grouped into a first section and a second section, where the first and second input nodes of each shift register stage in the first section are electrically coupled to the first and second control signal bus lines for receiving the first and second control signals Biand Bi, respectively, and the first and second input nodes of each shift register stage in the second section are electrically coupled to the third and fourth control signal bus lines for receiving the third and fourth control signals Biand Bi, respectively.

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Hsin-Chu, Taiwan

Tsang-Hong Wang