Boe Technology Group Co., Ltd.

Beijing Boe Display Technology Co., Ltd.

Beijing Boe Optoelectronics Technology Co., Ltd.

Lenovo (Beijing) Limited

Beijing Boe Technology Development Co., Ltd.

Zhiming Meng

Weihao Hu

Zongze He

Rui Guo

Jianzi He

Jianming Wang

Luqiang Guo

Junning Su

Zhanchang Bu

Jianting Wang

Hengyu Yan

Jinhui Cheng

Daekeun Yoon

Boxiao Lan

Jian Zhang

Shuo Li

Liang Zhang

Chao Zhang

Song Liu

Shou Li

Wengang Su

Feng Long

Yuxuan Chen

Zhenghua Lu

Jianguang Yang

Hanzhang Niu

Zhipeng Feng

Xiaokang Hou

Zhaohong Fu

Zhimin Ma

Lei Liu

Bo Li

Yanping Liao

Wenyu Li

Jieqiong Wang

Chunbing Zhang

Yunfei Wang

Yangbing Yu

Weibiao Geng

Liwei Zhu

Ming Hua

Xinyu Hu

Yucheng Zhao

Minghan Li

He Chao

Jianyang Liu

Jialing Lv

Yuejiang Yang

The present disclosure provides a liquid crystal display device and a control module thereof, and an integrated board, and relates to the field of display technologies. The integrated board includes a field programmable gate array and a backlight driver unit on a same circuit board. The field programmable gate array is configured to: receive screen data, generate screen synchronization data based on the screen data, and send the screen synchronization data to a liquid crystal display panel, and generate backlight drive data based on the screen data and send the backlight drive data to the backlight driver unit. The backlight driver unit is configured to receive the backlight drive data, where a delay between receiving the backlight drive data and receiving the screen synchronization data is less than one frame of time.

Liquid crystal display device and control module thereof, and integrated board

The present disclosure provides a backlight data transmission method including: receiving, in response to a first vertical synchronization signal of a current image frame sent from a logic circuit board, an entire of backlight data sent from the logic circuit board during a first preset time period, where the entire backlight data includes backlight data corresponding to backlight regions, and duration of the first preset time period is longer than duration of the first vertical synchronization signal in an active level state during one period; and sending the entire backlight data to a backlight driving module during a second preset time period after the first preset time period, where a sum of the duration of the first preset time period and duration of the second preset time period is less than a period of the first vertical synchronization signal.

Backlight data transmission method, micro control unit and local dimming backlight system

Provided are an optical compensation strip, a display panel, a display device and a driving method, and relates to the display technology field. The optical compensation strip is applicable to a spliced display panel. The optical compensation strip may comprise: a display cover plate, and at least two prisms disposed opposite to the display cover plate. A gap exists between each prism and the display cover plate. The at least two prisms are configured for refracting light emitted from the two adjacent sub-display panels to an area of the display cover plate corresponding to the seam.

Optical compensation strip, display panel, display device and driving method

A display device includes a light control panel and a liquid crystal display panel laminated one on another. The liquid crystal display panel includes one or more first photosensitive thin film transistor for detecting an environmental brightness value of the display device. Each first photosensitive thin film transistor includes a control electrode, an input end and an output end, the liquid crystal display panel includes a plurality of first shift register units, the control electrode of each first photosensitive thin film transistor is coupled to a clock signal line of each first shift register unit, the input end of each first photosensitive thin film transistor is coupled to a deflection reference voltage signal line of the liquid crystal display panel, and the output end of each first photosensitive thin film transistor is coupled to a first output signal line of the liquid crystal display panel.

Display device and medical device

A data detection method and device, a storage medium and a touch device are provided. The data detection method includes: collecting a plurality of initial detection values corresponding to a same touch point; comparing the plurality of initial detection values with a dynamic threshold of the touch point, and retaining the initial detection values which meet requirements as detection retention values; and adjusting the dynamic threshold of the touch point according to the detection retention values, wherein the adjusted dynamic threshold is used for comparing with the initial detection value corresponding to the touch point which is collected subsequently. The data detection method may adjust the dynamic threshold for touch points, and overcome an influence of environmental factors leading to a false detection.

Data detection method and device, storage medium and touch device

A stylus (), a touch panel (), a display device and a touch sensing method are provided. The stylus () includes: a first emitting electrode (); a second emitting electrode (), wherein a distance between the first emitting electrode () and the second emitting electrode () in an extension direction of the stylus () is greater than zero; and an emitting circuit (), which is connected to the first emitting electrode () and the second emitting electrode (), respectively. The emitting circuit () is used to emit a first electrical signal outwards through the first emitting electrode () and to emit a second electrical signal outwards through the second emitting electrode (), so that the touch panel () determines a tilt angle (A) of the stylus () relative to the touch panel () according to the received first and second electrical signals.

Stylus, touch panel, display device and touch sensing method

Disclosed are a backlight module, a control method therefor and a display device, a driving method therefor. A backlight source is divided into light-emitting areas, and a current control circuit for driving the light-emitting area to emit light is configured for each light-emitting area. The light-emitting areas in the backlight module are arranged in one-to-one correspondence to the current control circuits.

Backlight module, control method therefor and display device, driving method therefor

The present disclosure provides a touch screen and a pressure-sensitive touch method, and a display apparatus. In one embodiment, a touch screen includes: a touch sensing layer including a touch sensing area configured to sense touch information of a touch action; a pressure sensing layer including a pressure sensing area including a plurality of photosensitive devices therein, the pressure sensing area configured to sense pressure information of the touch action, the photosensitive devices being configured to receive optical signals from a light-emitting side of the touch screen and convert the optical signals into electrical signals; and a processor configured to process the electrical signals converted by the photosensitive devices and output corresponding pressure information, the pressure information at least comprising a pressure strength of the touch action.

Touch screen, pressure-sensitive touch method, and display apparatus

Embodiments of the present disclosure provide a splicing screen debugging method, a splicing screen and a splicing wall. The splicing screen debugging method includes: receiving, by the currently-debugged splicing screen, at least two debugging commands sent by the debugging equipment in a wireless broadcast way, each of the at least two debugging commands being adapted to debug one splicing screen of the at least two splicing screens; selecting, by the currently-debugged splicing screen, a target debugging command from the at least two debugging commands; reading, by the currently-debugged splicing screen, location identification information in the target debugging command; reading, by the currently-debugged splicing screen, debugging parameters in the target debugging command in response to the location identification information matching local location information pre-stored in the currently debugging splicing screen; and debugging the currently-debugged splicing screen according to the debugging parameters.

Splicing screen debugging method, splicing screen and splicing wall

The present disclosure provides a display device and a vehicle, and relate to the field of display technologies. When the present disclosure is applied to a vehicle, a driver and a passenger may see different images, and thus user experience is enhanced. A display device includes: a display panel and a light adjusting structure arranged at a light exiting side of the display panel. The light adjusting structure is configured to adjust a direction of exit light from the display panel, such that first images displayed by all first display units in the display panel and second images displayed by all second display units in the display panel are respectively transmitted to a first visible area and a second visible area.

Display device and vehicle

A naked-eye three-dimensional display device includes a display panel, a liquid crystal grating, a processor and an image collector, wherein, the image collector is configured to obtain first current viewing information and second current viewing information, and send the same to the processor; the processor is configured to receive and store the first and second current viewing information, adjust a width and/or a position of a light transmitting region of the liquid crystal grating according to the first current viewing information, and adjust an output picture of the display panel, according to the second current, viewing information and the width and/or the position of the light transmitting region of the liquid crystal grating adjusted.

Naked-eye three-dimensional display device and control method thereof

The present application provides a turn-on voltage supplying circuit and method, a defect analysis method and a display device. The turn-on voltage supplying circuit includes a voltage supplying unit and a switching unit. The voltage supplying unit is configured to provide turn-on voltages, values of which being within a predetermined range, to the M stages of gate driving circuits respectively in the case that the M stages of gate driving circuits are in a normal operation state, or provide corresponding turn-on voltages to the gate driving circuits in the case that the gate driving circuits are subject to a defect analysis process. M is an integer greater than 1. When the gate driving circuits are subject to the defect analysis process, the voltage supplying unit comprises variable resistors connected between a reference turn-on voltage outputting terminal and the turn-on voltage inputting terminals of the gate driving circuits.

Turn-on voltage supplying circuit and method, defect analyzing method and display device

A pixel driving circuit is provided, comprising: a current control circuit configured to provide a constant current signal and an activation signal, a current switching circuit configured to control the transmission of the constant current signal to a light-emitting device under the control of the activation signal, and a grounding control circuit configured to control the current control circuit to provide the constant current signal and the activation signal. An input terminal of the current control circuit is connected to a data line and a power line, respectively. A control terminal of the current switching circuit is connected to an output terminal of the current control circuit, an input terminal of the current switching circuit is connected to the input terminal of the current control circuit, and an output terminal of the current switching circuit s connected to an input terminal of the light-emitting device.

Pixel driving circuit and driving method thereof, display driving circuit, display substrate and display device

A display panel, a manufacturing method and driving method thereof are provided. The display panel includes a light transmittance adjusting layer and two pixel layers being respectively located on opposite surfaces of light transmittance adjusting layer. Each pixel layer includes multiple light-emitting units arranged in an array. Orthogonal projections of two pixel layers on the light transmittance adjusting layer do not overlap. When light transmittance of light transmittance adjusting layer is higher, light emitted from the light-emitting units on both surfaces of light transmittance adjusting layer is emergent from opposite sides through light transmittance adjusting layer. Two pixel layers display the same picture jointly. When light transmittance of light transmittance adjusting layer is lower, light emitted from light-emitting units on both surfaces of light transmittance adjusting layer cannot be transmitted through light transmittance adjusting layer to reach opposite sides. Two pixel layers display images independently.

Display panel, display device, and manufacturing method and driving method of display panel

An apparatus for compensating a display defect of a display panel is disclosed. The apparatus includes: a first interface for receiving a display drive signal to be applied to the display panel, the display drive signal including display data for respective pixels of the display panel; a second interface for receiving a temperature signal associated with the display panel; a compensation unit configured to compensate display data for a pixel at a position of the display defect based at least on the temperature signal; and a third interface for outputting the compensated display data. Also disclosed is a method of compensating a display defect of a display panel.

Apparatus and method for compensating display defect of display panel

Growing community of inventors

Beijing, China

Zhiming Meng