Boe Technology Group Co., Ltd.

Beijing Boe Optoelectronics Technology Co., Ltd.

Zhipeng Feng

Shuo Li

Liang Zhang

Zongze He

Jianguang Yang

Dan Su

Feng Long

Yuxuan Chen

Zhenghua Lu

Jieqiong Wang

Zhiming Meng

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

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 embodiments of the present disclosure provide a method and system for adjusting a passband width of a filter. The method includes determining an initial passband width, controlling a filter according to the initial passband width to filter signals to be processed, and correcting the initial passband width according to a first frequency at which a peak spectrum line corresponding to the filtered signals is located.

Method and device for adjusting passband width of filter

Disclosed is a display apparatus. The display apparatus comprises a display and a field-induced visibility-controlling layer provided on light-outgoing side of the display, wherein the field-induced visibility-controlling layer can be switched between a transparent state and a mirror state by adjusting voltage applied, such that when the field-induced visibility-controlling layer is in the transparent state, the display is visible through the field-induced visibility-controlling layer; and when the field-induced visibility-controlling layer is in the mirror state, a mirror shielding the display is formed therein.

Display apparatus switchable between display state and mirror state

The present application discloses a circuit for driving a light emitting diode light source assembly having a plurality of light emitting diode groups, each group having at least one light emitting diode. The circuit includes a processor configured to determine a set brightness level, calculate a number of light emitting diode groups required to be on to achieve the set brightness level, and select the number of light emitting diode groups to be turned on at allocated positions in the light emitting diode light source assembly; and a driving sub-circuit configured to turn on the number of light emitting diode groups at the allocated positions. The number of light emitting diode groups is a positive integer N, N is less than a total number of the plurality of light emitting diode groups.

Driving method and driving circuit for light emitting diode light source assembly

The present disclosure provides a method for obtaining a mura compensation value, a device for obtaining a mura compensation value and a display panel. The method includes: obtaining an image of a detection picture displayed on a display panel, extracting display data matrices of three primary colors, obtaining first correction matrices of the three primary colors, obtaining position coordinates of extreme points of the first correction matrices of the three primary colors, obtaining second correction matrices and a third correction matrix group of the three primary colors, obtaining compensation matrices from the third correction matrices as mura compensation values of the display panel.

Growing community of inventors

Beijing, China

Zhipeng Feng