Boe Technology Group Co., Ltd.

Hefei Xinsheng Optoelectronics Technology Co., Ltd.

Hefei Boe Optoelectronics Technology Co., Ltd.

Chongqing Boe Optoelectronics Technology Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Dayu Zhang

Yifei Zhan

Bo Wang

Cheng Zuo

Kangpeng Dang

Zhongli Luo

Xiong Guo

Yuansheng Tang

Kun Li

Hong Yu Chen

Zhixiang Fang

Peng Qin

Yang Rao

Zhong Jin

Teng Liu

Shifei Huang

Tao Ma

Zhuo Zhang

Ming Gao

Shancai Zhang

Yueyuan Zhang

Kuan Li

Xinchen Ma

Xiaohan Ling

Jing Wang

Ming Hu

Jun Xu

Xianjie Shao

Guanglei Yang

Tongmin Liu

Yanping Zhang

Shounian Chen

Jin Sha

Yuting Yang

Xiaofei Zhu

Zhiwei Zhang

Hong Chen

Rikun Jiang

Zhaobo Jiang

Chengcheng Hou

Chengbing Zhu

Yanjiao Pan

Hebing Xu

Xingyu Pu

A driving method includes: receiving a frequency modulation signal; generating a frequency modulation synchronization signal; generating an auxiliary synchronization signal when a rising edge of the frequency modulation synchronization signal is in a writing phase of a light-emitting unit group to which light-emitting data signals are last written in a previous frame period; and controlling, based on the auxiliary synchronization signal, a writing phase of a light-emitting unit group to which light-emitting data signals are to be first written in a current frame period to be staggered with the writing phase of the light-emitting unit group to which light-emitting data signals are last written in the previous frame period. The light-emitting unit group to which light-emitting data signals are last written in the previous frame period belongs to same cluster as the light-emitting unit group to which light-emitting data signals are to be first written in the current frame period.

Driving method and apparatus for light-emitting substrate, and driving chip and timing control board

Provided is a switching method for supporting different operating systems by an application function, including: establishing a one-to-one mapping relationship table between switching setting signals and unique switching setting codes, wherein the application function in the different operating systems corresponds to the different unique switching setting codes, and the unique switching setting codes are capable of uniquely identifying and activating the application function supported by the different operating systems; detecting the switching setting signal output by the operating system; and switching an operating system of a device to the operating system corresponding to the switching setting signal, wherein the device is configured with the application function and supports the different operating systems.

Switching method for supporting different operating systems by application function and storage medium

A touch circuit includes: a touch IC; a first pull-up sub-circuit; a second pull-up sub-circuit; a first switching sub-circuit configured to transmit a signal from a data signal input terminal to a data signal port under control of a signal from a first signal input terminal; and a second switching sub-circuit configured to transmit a signal from a clock signal input terminal to a clock signal port under control of the signal from the first signal input terminal. The signal from the data signal input terminal is transmitted to the first switching sub-circuit earlier than the signal from the first signal input terminal, and the signal from the clock signal input terminal is transmitted to the second switching sub-circuit earlier than the signal from the first signal input terminal.

Touch circuit and driving method thereof, and driving system for a touch display device

A touch circuit includes a touch IC and a logic sub-circuit. The touch IC includes a touch signal port. The logic sub-circuit is connected to the touch signal port, and is configured to transmit a touch enabling signal to the touch signal port. The logic sub-circuit includes an AND gate. The AND gate includes a first input terminal, a second input terminal and an output terminal electrically connected to the touch signal port. The AND gate is configured to output the touch enabling signal through the output terminal electrically connected to the touch signal port in response to receiving one of a backlight turn-on signal and a screen turn-on signal through the first input terminal, and a touch generation signal through the second input terminal.

The present disclosure provides a method for driving a display panel, a display module and a display device. The display panel includes a touch electrode. The method includes: in a touch stage, providing a touch signal to the touch electrode. The touch stage includes: a first touch sub-stage and a second touch sub-stage spaced from each other; the touch signal includes: an uplink signal and a touch driving signal, and an active level of the uplink signal is higher than an active level of the touch driving signal. In the first touch sub-stage, the uplink signal is provided to the touch electrode; and in the second touch sub-stage, the touch driving signal is provided to the touch electrode.

Method for driving display panel integrated with touch function, display module and display device including the same

A display device, a pixel circuit and its driving method and driving device. The driving method includes the steps of, during a frame sequence formed by successive X frames of image displaying, outputting gate signals and data signals to the pixel circuit in a first preset mode; during a frame sequence formed by successive Y frames and adjacent to the frame sequence formed by successive X frames of image displaying, outputting gate signals and data signals to the pixel circuit in a second preset mode, wherein the first preset mode is different from the second preset mode, and X and Y are positive integers not less than 2. The method can enable the charging time of the pixel circuit to be balanced in space, thereby improving image display quality.

Display device, pixel circuit and its driving method and driving device

Embodiments of the present disclosure provide a method and a device for controlling a timing sequence, a drive circuit, a display panel, and an electronic apparatus. In this method, a frame scan timing sequence for a display signal may be set according to a frame rate of the display signal, wherein the frame scan timing sequence includes an active period and a blanking period. The frame scan timing sequence may be arranged to increase the active period as the frame rate of the display signal decreases.

Method and device for controlling timing sequence, drive circuit, display panel, and electronic apparatus

A touch circuit includes a first pull-up sub-circuit, a first switching sub-circuit, a second pull-up sub-circuit, a second switching sub-circuit and a touch IC. The touch IC includes a data signal port and a clock signal port. The first pull-up sub-circuit is electrically connected to a first signal input terminal and the data signal port. The first switching sub-circuit is electrically connected to the data signal port, the first signal input terminal and a data signal input terminal. The second pull-up sub-circuit is electrically connected to the first signal input terminal and the clock signal port. The second switching sub-circuit is electrically connected to the clock signal port, the first signal input terminal and a clock signal input terminal.

A backlight module suitable for thermal coupling with a display panel includes a light guide plate which has a light incident surface and a light exiting surface, a light source configured such that light emitted therefrom enters the light guide plate from the light incident surface and exits the light guide plate from the light exiting surface to irradiate onto the display panel, a heat sink configured to partially accommodate the light guide plate and the light source, and a heat conducting device disposed between the heat sink and the display panel to conduct heat generated from the display panel to the heat sink. The backlight module can quickly dissipate heat generated from a heat concentrated area of the display panel to the outside.

Backlight module and display device

A touch display device and a driving method thereof are provided. A driving signal line configured to drive light emitting unit to emit light is multiplexed as a detection electrode. Moreover, the capacitance is formed between the detection electrode and a transparent conductive layer, the capacitance can be changed according to a change in touch force, so that when a position of the detection electrode is pressed, a distance between the detection electrode and the transparent conductive layer changes, and the capacitance between the detection electrode and the transparent conductive layer changes accordingly. In this way, a magnitude of the force at a touch position can be determined by a change in a capacitance value between the detection electrode and the transparent conductive layer, so that a force touch function can be realized.

Touch display device and driving method thereof

The present disclosure provides a common voltage generation circuit, a common voltage generation method, and a display device, and belongs to the field of display technology. The common voltage generation circuit includes: an initial common voltage generation component configured to generate an initial common voltage controlled by a ground voltage and a positive power supply voltage according to a clock synchronization signal and a serial digital signal as received; and a common voltage adjustment component configured to generate a common voltage controlled by the ground voltage and a negative power supply voltage according to the initial common voltage.

Common voltage generation circuit and generation method, and display device

A discharge circuit, a discharge method, and a display device are disclosed. The discharge circuit includes a switch sub-circuit and a discharge control sub-circuit. The switch sub-circuit is configured to: receive a control signal, in which the control signal is determined by a working state of a display device, output a first voltage signal as a discharge input signal when the control signal has a first polarity, and output a second voltage signal as the discharge input signal when the control signal has a second polarity; and the discharge control sub-circuit is configured to: receive the discharge input signal from the switch sub-circuit; and generate and output a discharge control signal according to the discharge input signal.

Discharge circuit, discharge method and display device

A method and a circuit for modulating an eye diagram amplitude, a method and a circuitry for data transmission, and a display device are provided. The method for modulating an eye diagram amplitude includes: an eye diagram amplitude setting step, including: setting, by a base eye diagram amplitude setting unit, a base eye diagram amplitude for a source driver; a preset differential signal outputting step, including: outputting, by a preset differential signal outputting unit, a preset differential signal to the source driver; a comparing step, including: comparing, by a comparing unit, a differential signal received by the source driver and the preset differential signal to obtain a comparison result; and a modulating step, including: modulating, by an eye diagram amplitude modulating unit, an eye diagram amplitude of the source driver based on the comparison result.

Method and circuit for modulating eye diagram amplitude, method and circuitry for data transmission, and display device

A test device for a printed circuit board assembly is disclosed. The test device includes a test platform for securing a printed circuit board assembly to be tested and a positioning platform located above the test platform and for securing a plurality of test probes. The plurality of test probes are secured at the bottom of the positioning platform and the secured positions in the positioning platform thereof are adjustable to align the test points on the printed circuit board assembly to be tested.

Test device for printed circuit board assembly

A substrate, a touch screen and a touch display device to enhance the anti-interference and anti-static ability of the touch screen are disclosed. The substrate comprises a functional area and a peripheral area, wherein a first wiring and a second wiring insulating from each other are arranged in the peripheral area, the first wiring and second wiring are grounded respectively and are connected to a circuit board respectively to form a ground wire conduction loop; and the first wiring and the second wiring have a plurality of cross points. The touch screen comprises said substrate. The substrate provided in the present disclosure can be used in the touch display device.

Substrate, touch screen and touch display device

Growing community of inventors

Beijing, China

Dayu Zhang