Shenzhen China Star Optoelectronics Technology Co., Ltd.

Yu-Yeh Chen

Dongsheng Guo

Li-wei Chu

Jiang Zhu

Jhen-wei He

Lei Sun

Yu Wu

Jhenwei He

Wenqin Zhao

Ping-sheng Kuo

Jianjun Xie

Yin-hung Chen

Hao Li

Zhao Wang

Jian Gao

Xiaoping Tan

Dekang Zeng

Tao He

Li-Yi Chen

Shui-chih Lien

Dongguang Wu

Chih-hao Wu

Li-Wei Chu

A drive method is provided for driving a liquid crystal display and includes receiving an image to be displayed, which includes multiple image pixels; setting different weights for primary color components of each of multiple image pixels of the image; implementing color washout compensation to the image according to the weights set for the primary color components of each of the multiple image pixels by varying brightness levels of the primary color components of each of the image pixels of the image; and driving the liquid crystal display to display the image so compensated.

Drive method and drive device of liquid crystal display

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

Disclosed are a gray scale voltage compensation method of a liquid crystal panel, a circuit for a liquid crystal panel and a liquid crystal panel including the circuit. The invention adjusts the common voltage and/or compensates the pixel voltage to minimize the afterimage of the whole liquid crystal panel under the premise of saving the cost of the liquid crystal panel and greatly improves the panel display performance.

Method circuit and liquid crystal panel for compensating gray scale voltage

Provided is an array substrate, including a sequence controller and gate drivers, and each of the gate drivers includes a first adjustable resistor and a gate drive unit, and one end of the first adjustable resistor is coupled to a first voltage, and the other end of the first adjustable resistor is coupled to a first input end of the gate drive unit, and the sequence controller is coupled to a control end of the first adjustable resistor to adjust a resistance value of the first adjustable resistor to make voltage difference values among the gate drive units in a preset range. In the gate driver, a first adjustable resistor is added between the first voltage and the gate drive unit. By controlling the resistance value of the first adjustable resistor, the voltages of the adjacent gate drivers are the same to prevent the appearance of the horizontal boundary.

Array substrate, liquid crystal display and display device

The present application discloses a liquid crystal display device driving method and a liquid crystal display device, the driving method including: receiving the image data entered into the timing controller; calculating an area in the display image corresponding to the image data having the coupling phenomenon exceeds a predetermined level; determining whether or not the area in the display image corresponding to the image data having the coupling phenomenon exceeds a predetermined area is greater than or equal to the predetermined area; when the area is greater than or equal to the predetermined area, a two rows inversion manner is adopted, wherein when the method of two rows inversion is adopted to drive the liquid crystal display device, the driving direction of the data signal S(n+2) and the data signal S(n+3) are in contrast at the same time, wherein n is zero or a positive even number.

Liquid crystal display device driving method and liquid crystal display device

This disclosure provides a display controller. The controller includes a timing controlling unit for providing a signal, a buffer unit for storing image information and outputting the image information processed with certain algorithm, a power management unit for managing the power of the display controller; and a data driving unit for providing a signal to a data line of a display device and controlling the image which is displayed. The timing controlling unit is electrically connected to the buffer unit. The buffer unit and the power management unit are integrated in a first circuit, and The timing controller and the data driving unit are integrated in a second circuit. The cost of the controller in thin disclosure is reduced. This disclosure also provides a display device with the above-mentioned display controller.

Display controller and display device

A driving system capable of supporting multiple display modes is provided. The driving system includes a memory for storing gamma codes corresponding to various display modes, a gamma voltage generation device producing gamma voltages corresponding to the gamma codes, and a timing controller accessing the gamma codes stored in the memory and writing the gamma codes into the gamma voltage generation device according to mode switch signals. The gamma voltage generation device then produces gamma voltages corresponding to the input gamma codes during the vertical blank interval of the display device, thereby achieving display mode switch. The memory may also be integrated in the timing controller. Compared to the prior art, the driving system is compatible with various display modes with reduced cost.

Driving system supporting multiple display modes

An online gamma adjustment system of liquid crystal panel is disclosed. The system includes a port receiving a gamma encoding for adjusting from an external gamma adjustment device, and generating an enable signal; a storage device storing the gamma encoding for adjusting received by the port according to a voltage level status of the enable signal; a controller selectively reading the gamma encoding from the storage device according to voltage level status of the enable signal; and a gamma register receiving the gamma encoding read by the controller, outputting a gamma voltage corresponding to the gamma encoding read by the controller in order to drive a liquid crystal panel.

Online gamma adjustment system of liquid crystal

The present invention provides a drive method and a drive device of a liquid crystal display, and the drive method comprises: receiving an image to display; implementing block detection to the image pixels of the image to display to determine dimensions of color blocks where the image pixels are; respectively setting block weights for the respective image pixels according to the dimensions of the color blocks; implementing the color washout compensation to the image to display according to the block weight; driving the liquid crystal panel to show the image to display after the color washout compensation. With the aforesaid arrangement, the present invention can reduce the color washout under large view angle to promote the display effect of the large view angle.

The present invention discloses a liquid crystal panel. The panel includes a display area that includes an array of pixel units formed thereon, a source controller, a gamma voltage control section, a gate controller, a chamfer voltage control section, and an image inspection section. The image inspection section classifies images into n classes according to ranking of grey level. The chamfer voltage control section is operated in response to the class of an image to control one of the n chamfer voltage circuits to supply the chamfer voltage to the gate controller and the gamma voltage control section is operated in responses to the class of the image to control one of the n gamma voltage circuits to supply the gamma voltage to the source controller, where n is an integer greater than 1. The present invention also discloses a driving method for the liquid crystal panel and a liquid crystal display including the liquid crystal panel. The liquid crystal panel provided by the present invention allows for reduction of a feed-through voltage &#x394;V and at the same time reducing the difference of &#x394;V between high and low grey levels so as to enhance the displaying quality of the liquid crystal panel.

Liquid crystal panel and driving method thereof and liquid crystal display

The color shift compensation method comprises: receiving target input gray scale data of a target sub pixel dot in a present line, and acquiring previous output gray scale data of a sub pixel dot of the previous line in the same display data line of the target sub pixel dot, and then, implementing digital to analog conversion to the target output gray scale data of the target sub pixel dot simultaneously corresponding to the target input gray scale data and the previous output gray scale data with combination of the target relationship table to acquire the target voltage of the target sub pixel dot, and ultimately, adjusting a color displayed by a target pixel where the target sub pixel dot is. With the present invention, the color shift issue due to the resistance difference of the fan section can be solved to promote the display effect.

Color shift compensation method and device

A naked-eye 3D image forming method. The method includes: determining an outline coordinate of display image of display device in a vertical plane; determining a coordinate of an observation point R including height h, and distance l; inclining the display device toward the horizontal plane to obtain a tilt angle &#x3b8;; according to coordinates of the two points of the original image on the horizontal plane, the height h, length l and angle &#x3b8; to calculate an outline coordinate of a present image; according to all coordinate points contained by the outline coordinate of the preset image, the height h, the length l and the tilt angle &#x3b8; to calculate projection coordinate points on the display screen; converting the projection coordinate points into digital signals and inputting to the image expanding control module such that the display device forms the preset image on an image on the vertical plane.

Naked-eye 3D image forming method and system

The present invention provides a drive method and a drive device of a liquid crystal display, and the drive method comprises: receiving an image to display; implementing skin color detection to the image pixels of the image to display to determine nude pixel and non skin color pixel; setting different skin color weights for the nude pixel and the non skin color pixel; implementing the color washout compensation to the image to display according to the skin color weight; driving the liquid crystal panel to show the image to display after the color washout compensation. With the aforesaid arrangement, the present invention preferably improves the resolution and viewing angle of the display at the same time.

Growing community of inventors

Guangdong, China

Yu-Yeh Chen