Shenzhen China Star Optoelectronics Technology Co., Ltd.

Other

Tcl China Star Optoelectronics Technology Co., Ltd.

Yinhung Chen

Yu Wu

Pei Jia

Xia Tian

Liangchan Liao

Anle Hu

Yuyeh Chen

Bin Zhao

Guangxing Xiao

Poshen Lin

Mingjong Jou

Yuhong Fu

Yuntao Li

A timing controller is provided. A data enable signal in a timing control module is regenerated by a signal regenerating module. A number of vertical valid display rows is regenerated as a vertical valid display period. A total charge time of all rows of pixels in each frame can be increased effectively. A horizontal blanking period is changed sequentially in a row-by-row manner, thereby compensating charge effects of rows of pixels accurately.

Timing controller, timing control method, and storage medium

A display panel is provided. The display panel includes a plurality of data lines, a plurality of scan lines, and a plurality of pixel units, wherein each of the plurality of pixel units includes a plurality of sub-pixel units; the plurality of sub-pixels in a same pixel unit are connected to a same data line, and are correspondingly connected to different scan lines. The display panel includes a data driving module and a scan driving module. The data driving module includes a pulse width modulating chip, a gamma correcting chip, a timing control chip, and a data signal generating chip. A display device is also provided.

Display panel and display device

The present invention provides a drive method of a liquid crystal display panel, in which the counter (), and the pulse modulation module () are located in the sequence controller (), and the counter () in the sequence controller () pluses 1 as the sequence controller () outputs the display data of each row, and as the counter () in the sequence controller () pluses to i&#xd7;M/N, the pulse modulation module () in the sequence controller () sends one pulse control signal (CS) to the i+1th gate drive IC correspondingly driving the i+1th pixel display region (Zone(i+1)) to control the i+1th gate drive IC (GD(i+1)) to output the target TFT activation voltage corresponding to the i+1th gate drive IC (GD(i+1)) after the internal calculation and the conversion, and thus the TFT activation voltage can be dynamically adjusted in real time.

Drive method of liquid crystal display panel

The present invention provides a drive method of a liquid crystal display panel and a drive system, in which a sequence controller () comprises a counter (), a TFT activation voltage calculation module () and an I2C instruction module (), and the counter () adds 1 as outputting the display data of each row, and as adding to i&#xd7;M/N, the TFT activation voltage calculation module () operates to obtain the target TFT activation voltage of the i+1th gate drive IC (GD(i+1)) and transmits the same to the I2C instruction module (), and the I2C instruction module () controls the PWM IC () correspondingly output the corresponding target TFT activation voltage to the i+1th gate drive IC (GD(i+1)), which can adjust the TFT activation voltage in real time so that the TFT activation voltages, which the respective gate drive ICs actually receive are consistent.

Drive method of liquid crystal display panel and drive system of liquid crystal display panel

A liquid crystal display (LCD) device control system or an LCD device includes a control circuit board includes a sequence control circuit, a panel includes a source drive circuit, and a scalar circuit board includes a first voltage reduction module. The sequence control circuit is configured with a main power end and an auxiliary power end. The main power end of the sequence control circuit and the source drive circuit are coupled to the first voltage reduction module to supply power.

LCD device control system and LCD device

The invention discloses an LCD driving module, an LCD device, and a method for driving an LCD. The LCD driving module includes a data driving module and a timing control circuit. The data driving module is provided with a data interface via which to connect with the timing control circuit; a programmable Gamma calibration sub-module is integrated in the data driving module; an input end of the programmable Gamma calibration sub-module is connected to the data interface. The invention saves the PCB space, simplifies the circuit, thereby favoring the acceleration of the development progress and saving the development cost.

LCD driving module, LCD device, and method for driving LCD

The present disclosure provides a chamfer circuit in a driving system of a liquid crystal display (LCD) panel and a uniformity regulating system and method. The chamfer circuit comprises a discharging resistor. The discharging resistor is an adjustable resistor, a resistance of the adjustable resistor is adjustable. In the present disclosure, a slope of a chamfered section is changed by regulating the resistance of the discharging resistor to change uniformity of the LCD panel. In this way, the discharging resistance is regulated without replacing the discharging resistor, and the uniformity of the LCD panel is regulated in accordance with each piece of the LCD panel.

Chamfer circuit of driving system for LCD panel, uniformity regulating system and method thereof

The present invention provides a drive circuit of liquid crystal panel, which includes a gate driver, a source driver, a plurality of gate lines, and a plurality of data lines. The plurality of gate lines and data lines define a plurality of pixel units. Each of the pixel units includes a thin-film transistor, a common electrode, a pixel electrode electrically connected to the thin-film transistor, and a correction capacitor. The thin-film transistor is electrically connected to the gate driver and the source driver respectively by means of the gate lines and the data lines. The common electrode and the pixel electrode constitute a liquid crystal capacitor. The thin-film transistor includes a gate terminal and a drain terminal. The correction capacitor is electrically connected between the gate terminal and the drain terminal for correcting a parasitic capacitor generated between the gate terminal ad the drain terminal due to structural characteristics.

Drive circuit of liquid crystal panel

A system and method for driving a three-dimensional liquid crystal display (3D LCD) device uses a target frequency, where the target frequency is double of a monocular frequency of an input picture of the 3D LCD device, and the monocular frequency is in the range of 62 Hz-118 Hz. The system and method converts a frame rate of the input picture of the 3D LCD device into (62 Hz-118 Hz)&#xd7;2, and monocular frequency through the 3D glasses is in the range of 62 Hz-118 Hz.

Driving system of three-dimensional LCD device, method for driving the three-dimensional LCD device, and three-dimensional glasses

A drive circuit of liquid crystal panel includes a gate driver, a source driver, gate lines, and the data lines. The gate lines and the data lines define multiple pixel units each of which includes a thin-film transistor, a common electrode, a pixel electrode, and a storage capacitor. The thin-film transistor is electrically connected to the gate driver and the source driver via the gate line and the data line. The gate driver includes a drive combination circuit, which includes a first electrical switch, an amplifier, a first drive source, a second drive source, a first resistor, a third drive source, a second resistor, a third resistor, a second electrical switch and a fourth drive source. The drive circuit reduces the influence of a parasitic capacitor on the extension of conduction time of the thin-film transistor and improves the quality of a large-sized liquid crystal display device using the circuit.

The present invention provides a method for speeding up rotation of liquid crystal molecule and a liquid crystal panel drive circuit used in the method. The method includes providing a liquid crystal display device, which includes a glass substrate having a liquid crystal panel drive circuit formed thereon and including a timing controller and pixel units each including a thin-film transistor, a common electrode, a pixel electrode electrically connected to the thin-film transistor, a compensation unit, and a storage capacitor, the compensation unit including a compensation capacitor, the timing controller being electrically connected to the compensation unit and the pixel electrode; calculating discharging/charging time of the compensation capacitor; activating the liquid crystal display device, where the source driver applies a drive voltage via the thin-film transistor to the pixel electrode; and the timing controller controlling the compensation unit to conduct on or cut off according to the drive voltage.

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Shenzhen, China

Yinhung Chen