50results about How to "Simple driving method" patented technology

The invention provides a touch screen, which comprises a first substrate and a second substrate which are arranged oppositely, as well as a first transparent conductive layer arranged on the inner surface of the first substrate and a second transparent conductive layer arranged on the inner surface of the second substrate. The resistivity of the second transparent conductive layer along a first direction is larger than that along a second direction. The invention further provides a driving method of the touch screen.

The invention provides a pixel driving circuit, a driving method thereof, an array substrate and a display device, and relates to the technical field of displaying. The pixel driving circuit, the driving method, the array substrate and the display device are used for reducing the power consumption of the pixel driving circuit and simplifying the driving method of the pixel driving circuit. The pixel driving circuit comprises a reset unit, a data writing unit, a compensation unit and a light emitting unit. The reset unit is used for outputting a reference signal. The data writing unit is used for outputting a data signal. The compensation unit is connected with the reset unit, connected with the data writing unit and further connected with an output node. A voltage signal of a power source is received by the compensation unit, and the compensation unit is used for resetting the potential of the output node to the reset potential, upwards pulling the potential of the output node to the first potential from the reset potential, upwards pulling the potential of the output node to the second potential from the first potential, generating a light emitting driving signal and outputting the light emitting driving signal to the output node. The light emitting unit is connected with the output node, further connected with the negative electrode of the power source and used for being driven by the light emitting driving signal to emit light in the light emitting period. The pixel driving circuit is used for driving the light emitting unit to emit light.

The invention relates to a method for positioning a touch screen. The method comprises the following steps of: providing a touch screen comprising a conducting layer with impedance anisotropy and a plurality of spaced exploring electrodes arranged at one side edge of the conducting layer; providing a first voltage for the conducting layer; when the touch screen is contacted, providing a second voltage for the conducting layer, wherein the application point of the second voltage is defined to be a touch point; sequentially measuring the voltage of the plurality of exploring electrodes and finding out relative extreme voltage and the voltage of an exploring electrode nearest to the extreme voltage; and determining a position coordinate of the touch point on the conducting layer according to the measured extreme voltage and the exploring electrode position with the nearest exploring voltage. The manufacture process and the driving method of the touch screen are both simpler, and operations of a plurality of touch points can be simultaneously carried out.

The invention discloses a driving method, a driving device and a display device. The driving method is used for driving a display panel, and comprises the step of outputting a scan driving signal for each scan line in the display panel, wherein the scan driving signal comprises a plurality of frames of signals periodically distributed, each frame of signal comprises first voltage and second voltage, the first voltage is used for maintaining gating of each scan line in a first period, and is DC first high-level voltage; the second voltage is used for maintaining switching-off of each scan line in a second period, and is AC voltage, particularly, second low-level voltage and second high-level voltage output alternately; the first high-level voltage is larger than the second high-level voltage. According to the method and the devices provided by the invention, the second voltage for maintaining switching-off of each scan line is converted into the second low-level voltage and the second high-level voltage output alternately, so that the change of leakage current of a TFT in the display panel is effectively improved, image sticking phenomena in the display device are reduced, and the driving method is simple and easy to realize.

The invention discloses a three-dimensional (3D) display and electronic equipment. According to the 3D display, the arrangement mode of sub-pixels in a 3D viewpoint is same with that of the sub-pixels in a sub-pixel repetition set through specific arrangement of lens gratings. Therefore a driving method which is similar with that in two-dimensional (2D) display of a display panel can be used for driving the 3D viewpoint for displaying an image in 3D display driving. Simple display driving method is realized. Individual driving method setting is not required. Furthermore a driving chip for 3D display driving can be utilized in 3D display driving.

A pixel array of a fringe field switching (FFS) liquid crystal display panel includes a plurality of gate lines, a plurality of data line, a plurality of pixel electrodes, and a plurality of common lines. The gate lines are disposed parallel to each other along a first direction. The data lines are disposed parallel to each other along a second direction. A plurality of sub-pixel regions is defined by the gate lines and the data lines. The common lines are disposed along the first direction and electrically isolated from each other. Each of the common lines includes a plurality of common electrodes extending along the second direction. The two adjacent common electrodes of each common line are respectively disposed in the two adjacent sub-pixel regions which are located in different rows.

The invention discloses a shift register, a gate driving circuit, a display panel and a driving method. The shift register comprises an input control unit, which is used for controlling to input a first input signal and a second input signal; a register unit, which is used for outputting a first output signal and a second output signal according to the first input signal and the second input signal; a first shift output unit, which is used for outputting a light-emitting control signal according to the first output signal and the second output signal; and a second shift output unit, which is used for outputting a scanning signal according to the first output signal and the second output signal. The shift register is simple in structure, can output the light-emitting control signal and the scanning signal simultaneously with small number of thin film transistors, has stable node voltage, adopts small number of signal lines, is low in production cost and is convenient for narrow frame design.

The invention provides a liquid crystal display device and a driving method thereof; the liquid crystal display device comprises a semi-penetrative semi-reflective liquid crystal display panel and a backlight modules which provide various single colors for the semi-penetrative half-reflective liquid crystal display panel; when the backlight module is started, the semi-penetrative semi-reflective liquid crystal display panel is matched with the backlight module by a color sequential driving method, thus displaying a colorful menu; when the backlight module is closed, the semi-penetrative semi-reflective liquid crystal display panel displays the grey menu by reflecting environmental light beam at the reflection area.