Shenzhen China Star Optoelectronics Technology Co., Ltd.

Yin-hung Chen

Yu Wu

Pei Jia

Yu-Yeh Chen

Xia Tian

Zhao Wang

Anle Hu

Dongguang Wu

The present disclosure relates to an interface device for high resolution liquid crystal device (LCD). The interface device includes a first connector configured to receive low voltage differential signals (LVDS) provided for a left-half active area of the LCD, a second connector configured to receive the LVDS provided for a right-half active area of the LCD, and a third connector configured to receive operational voltage signals and control signals provided for the LCD. The present disclosure also relates to a LCD with the above interface device. With such configuration, the data signals and the control signals are not mixed to enhance the signal quality, and the display performance of the LCD may not be affected.

Interface devices and liquid crystal devices with the same

A liquid crystal panel driver includes a signal controller to generate pixel clock signals and adjust duty cycle of the pixel clock signals, and a gate driver to receive the pixel clock signal of an adjusted duty cycle and a preset gate turn-on voltage provided by an external signal source, and calculate the actual gate turn-on voltage provided to the gate lines based on the pixel clock signal of the adjusted duty cycle and the preset gate turn-on voltage. The present disclosure also proposes a method for driving drivers of a liquid crystal display, the drivers comprising a signal controller and gate drivers. The liquid crystal panel driver and the method to ensure that each gate driver outputs an identical gate turn-on voltage VGH, therefore areas driven by each gate drivers have the same actual charging time, which elevates the display quality of an LCD.

Liquid crystal panel driver and method for driving the same

The present invention provides a liquid crystal display device (LCD) and display driving method thereof. The LCD includes display panel; scan driver; a plurality of data drivers; first timing controller, for controlling scan driver, receiving and processing first signal, outputting synchronization signal and first driving control signal, the first driving control signal controlling first data driver to drive display of all pixels in a part of pixel rows of n pixel rows; and second timing controller, for receiving synchronization signal and second data signal, processing second data signal, outputting second driving control signal, second driving control signal controlling second data driver to drive display of all pixels in the other part of pixel rows of the n pixel rows. As such, through modifying input and output of two timing controllers, the present invention makes two timing controllers to synchronously support high resolution output of LCD.

Liquid crystal display device with a plurality of synchronized timing controllers and display driving method thereof

A driving circuit comprising a signal edge cutting circuit is described. The signal edge cutting circuit comprises a first switch unit, a second switch unit and a third switch unit wherein the third switch unit decreases a voltage amplitude of the scanning signal by an edge-cutting resistor for implementing the signal edge cutting procedure of the scanning signal. The present invention further provides an LCD apparatus and employs the third switch unit for eliminating the image sticking phenomenon of the display image advantageously.

Driving circuit and liquid crystal display (LCD) apparatus thereof

A display device and a circuit board for it are provided. The circuit board includes a bare copper region which is positioned corresponding to a chip of a driver IC of the display device; the bare copper region resists the chip and is configured to conduct away the heat generated from the chip. The display device comprises a circuit board, a driver IC electrically connected to the circuit board and fixed on the circuit board, and a display screen electrically connected to the driver IC. The following advantageous effects can be achieved: the circuit board has a bare copper region resisting the chip of the driver IC, which can effectively conduct away the heat generated from the driver IC to make the heat-dissipating effect of the display device better, and thereby extending the lifetime of the display device.

Circuit board and display device

The present invention provides a liquid crystal display (LCD) panel and a display apparatus using the same. The LCD panel comprises a first substrate, a second substrate and a liquid crystal layer. The second substrate comprises pixels, wherein, when images are displayed by the pixels, a voltage difference between a first voltage of the first sub-pixels and a second voltage of the second sub-pixels is inversely proportional to a grayscale of the images displayed by the pixels, and the first voltage is higher than the second voltage. The present invention can mitigate the viewing angle problem of the pixels.

Liquid crystal display panel used in normally black mode and display apparatus using the same

The present invention provides a liquid crystal display (LCD) panel and a display apparatus using the same. The LCD panel comprises a first substrate, a second substrate, a liquid crystal layer and quarter wave (&#x3bb;/4) pattern retarder films. The second electrode of the second substrate comprises first sub-pixels and second sub-pixels. When images are displayed by the pixels, a voltage difference between a first voltage of the first sub-pixels and a second voltage of the second sub-pixels is inversely proportional to a grayscale of the images displayed by the pixels. The present invention can mitigate the viewing angle problem of the pixels.

Growing community of inventors

Guangdong, China

Yin-hung Chen