Hefei Boe Display Technology Co., Ltd.

Boe Technology Group Co., Ltd.

Baidu Online Network Technology (beijing) Co., Ltd.

Beijing Baidu Netcom Science and Technology Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Mediatek Singapore Pte. Ltd.

Jianwei Sun

Liugang Zhou

Yizhan Han

Yulong Xiong

Tao Li

Ke Dai

Ming Wang

Liu He

Yunyun Liang

Qing Ql Li

Xiaofeng Yin

Yu Quan

Zhenlin Qu

Chao Li

Xin Li

Huiming Wang

Weixin Zhu

Ming Wen

Yanting Huang

Pengjun Fang

Chunheng Zhang

Lei Guo

Shou Li

Kai Chen

Yue Yang

Chunyang Nie

Heng Zhang

Jingang Liu

Wenlong Feng

Xutong Chen

Qing Li

Qian Zhou

Yunlu Chen

Qian Dong

Liwei Zhou

Zhengru Pan

Qiushi Liu

Xiaolong Suo

Maoyang Zhu

An electronic device includes a display, a buffer, and a processor. The buffer has a queue depth. The processor is electrically connected to the buffer and the display, queues a data frame that has been rendered into the buffer at buffer queue time, dequeues the data frame from the buffer at buffer dequeue time and displays the data frame on the display at synchronous trigger time. The processor monitors display process information and calculates display rhythm information based on the display process information, generates a frame rhythm adjustment command based on the display rhythm information and configuration settings, and adjusts the rhythm of the data frame according to the display rhythm information and the frame rhythm adjustment command. The display process information includes the synchronous trigger time, the queue depth, the buffer queue time, and the buffer dequeue time.

Electronic device and method to decrease touch delay based on scene configuration

A drive method for a display panel () includes: obtaining display data corresponding to a current display frame, and a current refresh rate (S); determining a target rate level corresponding to the current refresh rate according to the current refresh rate and prestored rate levels corresponding one-to-one to different refresh rate intervals (S); and controlling sub-pixels in the display panel () to be charged with a data voltage according to the target rate level and the display data (S).

Drive method for display panel displaying display frames at different refresh rates

Disclosed are a driving method of a display panel and a display device. The driving method of the display panel includes: obtaining display data of a current display frame (S); and inputting a data voltage to a data line according to the display data, so that the corresponding data voltages are charged into sub-pixels electrically connected to the data line (S), where the data voltages inputted on the data line are divided into a plurality of voltage groups, each voltage group includes at least two adjacent data voltages, the polarities corresponding to the data voltages in a same voltage group are the same, the polarities corresponding to the data voltages of the two adjacent voltage groups inputted into a same data line are different, and the polarities of the corresponding voltage groups on the two adjacent data lines are different.

Driving method of display panel and display device

A driving method for a display panel (), and a display apparatus. The method includes: acquiring display data of a current frame and display data of a previous frame (S); determining whether the display data of the current frame is the same as the display data of the previous frame (S); if not, converting a default gray scale voltage corresponding to at least one sub-pixel among default gray scale voltages corresponding to a default gray scale bit number carried by the display data of the current frame into a target gray scale voltage of a target gray scale bit number, and driving the display panel () to display (S).

Method for driving display panel, and display apparatus

There is provided a voltage supply circuit, in which a signal output end of a power management integrated circuit, a signal input end of a transmission branch, and a signal input end of a voltage reduction branch are coupled to a first node; a signal output end of transmission branch and a signal output end of the voltage reduction branch are coupled to a second node; the power management integrated circuit supplies an initial voltage to the first node; the transmission branch is coupled to a control signal terminal, and switch between a conducting state and a cutoff state in response to control of a control signal, and write the initial voltage into the second node in the conducting state; and the voltage reduction branch performs voltage reduction on the initial voltage at the first node to obtain a reduced voltage to be written into the second node.

Voltage supply circuit, display driver circuit, display device, and display driving method

A display device comprising a plurality of pixels arranged in multiple rows and multiple columns. The multiple pixel columns are connected with a plurality of source signal lines respectively. The pixels of odd-numbered rows in the same pixel column are connected with the source signal lines on a first side of the pixel column. The pixels of even-numbered rows in the same pixel column are connected with the source signal lines on a second side of the pixel column opposite the first side. A display control method comprising the steps of determining and storing target pixel potential data which comprises a target pixel potential for each of the plurality of source signal lines; and setting a potential of each source signal line as the target pixel potential corresponding to the source signal line in an interval zone between two adjacent frames.

Display device and display control method and display control apparatus thereof

A source driver includes at least one data input terminal, a plurality of data output terminals, at least two control terminals and a plurality of source driving circuits. Each source driving circuit is connected to a data input terminal of the at least one data input terminal, a data output terminal of the plurality of data output terminals and the at least two control terminals. The source driving circuit is configured such that: the source driving circuit converts a format of a data signal from the data input terminal; and in response to one of different control signals that is received by all the at least two control terminals, the source driving circuit has a corresponding different output impedance, and transmits the converted data signal to the data output terminal.

Source driver, driving system, liquid crystal display device and correction method therefor

The preset disclosure provides a display control method, a timing controller IC and a display device. The method includes: acquiring a preset grayscale voltage of a target pixel unit and a backlight brightness of a backlight region corresponding to the target pixel unit, in a current output display frame; outputting a first grayscale voltage to the target pixel unit if the backlight brightness of the corresponding backlight region is less than or equal to a first preset brightness value; outputting a second grayscale voltage to the target pixel unit if the backlight brightness of the corresponding backlight region is greater than the first preset brightness value; wherein the second grayscale voltage is greater than the first grayscale voltage, and both the second grayscale voltage and the first grayscale voltage are greater than the preset grayscale voltage.

Display control method, timing controller IC, and display device

The present disclosure provides a method and an apparatus for compensating the display voltage, a display apparatus and a display device, the method comprises acquiring, when performing an inversion operation with a polarity inversion signal for an arbitrary pixel, a preceding grayscale value and a subsequent grayscale value of the pixel, wherein the polarity inversion signal is configured to control the polarity of the pixel voltage of the pixel, the preceding grayscale value is a grayscale value of the pixel in a preceding frame before the inversion operation, and the subsequent grayscale value is the grayscale value of the pixel in a subsequent frame after the inversion operation. A compensated grayscale value is obtained from an inversion compensation table according to the preceding grayscale value and the subsequent grayscale value, wherein the inversion compensation table comprises a mapping relationship among the preceding grayscale value, the subsequent grayscale value and the compensated grayscale value. After displaying the subsequent frame after the inversion operation, the pixel voltage of the arbitrary pixel will be compensated.

Method and apparatus for compensating display voltage, display apparatus and display device

Embodiments of the present disclosure disclose a method and apparatus for recognizing a voice. A specific implementation of the method includes: acquiring an audio signal; determining a signal-to-noise ratio of the audio signal; and selecting a voice recognition model from a pre-trained voice recognition model group to perform voice recognition on the audio signal according to the determined signal-to-noise ratio. This embodiment improves the robustness of a voice recognition product for recognizing voices in different application scenarios.

Method and apparatus for recognizing voice

The present disclosure provides a common voltage regulating circuit and a common voltage regulating method, a display driving circuit and a display device, the common voltage regulating circuit is applied to a display panel, and the display panel includes a pixel electrode and a common electrode, the common voltage regulating circuit includes: a first regulating sub-circuit configured to provide a signal from a second signal input terminal to a first signal output terminal under the control of an enabling signal terminal in a power-on stage of the display panel; the first signal input terminal is configured to input a signal to be provided to the common electrode in a display stage of the display panel, the second signal input terminal is configured to input a signal to be provided to the pixel electrode in the power-on stage, the first signal output terminal is coupled with the common electrode.

Common voltage regulating circuit and method, display driving circuit and display device avoiding power-on afterimage

The present disclosure provides a mura compensation device, display panel, display device, and mura compensation method, which belongs to the field of panel technology. The mura compensation device includes a first flexible circuit board and a de-mura circuit, including a storage unit for storing mura compensation data, wherein the de-mura circuit is provided in the first flexible circuit board.

Mura compensation device, display device and mura compensation method

Some embodiments of the present disclosure provide a shift register unit, a gate driver, a driving method thereof and a display device. The shift register unit includes: an output circuit, configured to receive a clock signal and output the clock signal to an output signal terminal under control of a voltage of a pull-up control node; a pull-down control circuit, configured to receive a control voltage signal and control the voltage of the pull-up control node and a voltage of the output signal terminal according to the control voltage signal; and an output control circuit, configured to receive a first voltage signal and the control voltage signal, and control the voltage of the output signal terminal in response to the first voltage signal and the control voltage signal.

Shift register unit, gate driver, driving method thereof and display device

A display driving method includes: determining, by a timing controller, an actual grayscale value of a sub-pixel image in an X-th row and a Y-th column according to a preset grayscale value of a sub-pixel image in an (X&#x2212;1)-th row and the Y-th column and a preset grayscale value of the sub-pixel image in the X-th row and the Y-th column of an image frame to be displayed. The image frame to be displayed includes J rows and Q columns of sub-pixel images. X is greater than or equal to 2, and is less than or equal to J. Y is greater than or equal to 1, and is less than or equal to Q, and X, Y, J, and Q are all integers.

Timing controller, liquid crystal display apparatus and display driving method

The present disclosure provides a voltage compensation circuit and a voltage compensation method, a display driving circuit and a display device. The voltage compensation circuit includes: a voltage analyzing sub-circuit and a gamma voltage generating sub-circuit. The voltage analyzing sub-circuit is coupled to the display panel and configured to obtain pixel voltages of target pixels in the image to be detected; judge whether the display panel is abnormal according to the pixel voltages; generate a compensation control signal in response to that the display panel is abnormal. The gamma voltage generating sub-circuit is coupled to the voltage analyzing sub-circuit and is configured to compensate a gamma voltage corresponding to the image to be detected according to the compensation control signal so as to enable the pixel voltages of the target pixels to be consistent.

Voltage compensation circuit and method to compensate gamma voltage and enabling target pixel voltages to be consistent

Growing community of inventors

Beijing, China

Jianwei Sun