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公开(公告)号：US20180366068A1
公开(公告)日：2018-12-20
申请号：US15747381
申请日：2017-07-27
发明人： Jinxing Liu , Xue Dong , Dong Chen , Wei Sun , Lingyun Shi , Bo Gao , Yan Li , Yafei Li , Tiankuo Shi , Yue Li , Shuaishuai Xu , Zijiao Xue , Wei Wang , Shengji Yang , Meiling Jin
摘要： A display system and a driving method for a display panel. The display system includes a display panel, a display area dividing device and a display driving device. A display panel includes a display area; a display area dividing device is configured to divide the display area of the display panel into at least a first display area and a second display area; a display driving device is configured to drive the first display area with a first refresh frequency and drive the second display area with a second refresh frequency, and the first refresh frequency is greater than the second refresh frequency.
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32.发明授权公开(公告)号：US10015859B2
公开(公告)日：2018-07-03
申请号：US15263439
申请日：2016-09-13
发明人： Ruijun Dong , Dong Chen , Guangquan Wang , Haiwei Sun , Lili Chen , Wei Sun , Chenru Wang , Junjie Miao , Junjie Ma
IPC分类号： H05B33/08 , G02F1/13357 , H05B37/02 , G09G3/34
CPC分类号： H05B33/0854 , G02F1/1336 , G09G3/3406 , G09G3/3413 , G09G2320/0242 , G09G2320/0666 , G09G2360/144 , H05B33/0872 , H05B37/0218
摘要： The present disclosure provides a backlight source adjustment method, a backlight source adjustment device and a display device. After acquiring intensity information and spectrum information of current ambient light, a color temperature corresponding to the current ambient light is determined in accordance with the spectrum information of the current ambient light, and a total current to be currently supplied to a backlight source is determined in accordance with the intensity information of the current ambient light. Brightness values of light source branches having different color ranges in the backlight source are determined in accordance with the determined color temperature corresponding to the current ambient light and the total current, and currents for the light source branches are adjusted, so as to adjust color gamut of the backlight source in accordance with the current ambient light.
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33.发明申请公开(公告)号：US20170357363A1
公开(公告)日：2017-12-14
申请号：US15516064
申请日：2016-09-05
发明人： Shengji Yang , Boya Zhang , Xue Dong , Zhaohui Meng , Xiaochuan Chen , Haisheng Wang , Wei Sun , Dong Chen , Kwanggyun Jang
IPC分类号： G06F3/041 , G09G3/3208
CPC分类号： G06F3/0416 , G06F3/0412 , G09G3/3208
摘要： A control device for an electroluminescent touch-control display panel is described having a display driving circuit board, a touch-control driving circuit board, a lighting circuit board and a switching circuit board. The lighting circuit board provides a first reference signal to the touch-control driving circuit board. During the display period, the touch-control driving circuit board gates the first reference signal and transmits it to the display driving circuit board which then transmits the first reference signal to a cathode in the touch-control display panel to realize display. During the touch-control period, the touch-control driving circuit board gates an excitation signal and transmits it to the display driving circuit board which then transmits the excitation signal to the cathode and transmits a feedback signal to the touch-control driving circuit board, and the touch-control driving circuit board determines a position of touch control in accordance with the feedback signal.
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公开(公告)号：US12131683B2
公开(公告)日：2024-10-29
申请号：US17497920
申请日：2021-10-09
发明人： Xin Duan , Jigang Sun , Shaolei Zong , Wei Sun
CPC分类号： G09G3/2092 , G06F1/08 , G06F1/12 , G06F1/14 , G09G2310/08 , G09G2340/0435
摘要： A method for clock calibration is provided. In the technical solution according to the present disclosure, a target driving chip includes a plurality of clock calibration circuits, wherein each of the clock calibration circuits is configured with one clock frequency. Prior to sending a clock calibration signal, a controller sends a reference clock frequency to a driving chip over a configuration instruction, such that the driving chip determines a target clock calibration circuit for clock calibration based on the configuration instruction.
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公开(公告)号：US20240339459A1
公开(公告)日：2024-10-10
申请号：US18580211
申请日：2023-02-20
发明人： Meili Wang , Lei Wang , Wei Sun , Zhongyuan Wu , Xue Dong , Wenchao Han , Shuilang Dong
IPC分类号： H01L27/12
CPC分类号： H01L27/124 , H01L27/1218 , H01L27/1262
摘要： A display device and a manufacturing method therefor are provided by the present application. The display devices can greatly increase the bonding precision of the chip packaging unit and the display panel, thereby the quantity of the output channels of chip packaging unit are greatly increased, thus the requirements of the high-resolution display products are satisfied. A chip packaging component is formed, wherein the chip packaging component includes at least one chip packaging unit; and the chip packaging unit includes at least a flexible base, a rigid base disposed at one side of the flexible base, and a lead layer disposed at one side of the flexible base away from the rigid base, lead layer includes at least a plurality of first leads, and orthographic projections of the plurality of first leads on the flexible base are located within an orthographic projection of rigid base on the flexible base.
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36.发明授权公开(公告)号：US12081954B2
公开(公告)日：2024-09-03
申请号：US17790089
申请日：2021-05-24
发明人： Zhaohui Meng , Jing Liu , Wei Sun , Li Tian
CPC分类号： H04R5/04 , H04R5/02 , H04R2420/01 , H04R2499/15 , H04S5/005 , H04S2400/05
摘要： A virtual surround sound production circuit includes: a subtraction unit configured to perform subtraction operation on first and second signals to output a third signal; a first addition unit configured to perform addition operation on the first and second signals to output a center channel signal; a surround sound adjustment unit configured to adjust the third signal or another third signal that has undergone frequency compensation to output a fourth signal; a center compensation unit configured to adjust the center channel signal to output a fifth signal; a second addition unit configured to perform addition operation on the first, fourth and fifth signals to output a first output signal; a phase inverter unit configured to perform phase inversion on the fourth signal to generate a phase-inverted signal; and a third addition unit configured to perform addition operation on the second, fifth and phase-inverted signals to output a second output signal.
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37.发明授权公开(公告)号：US11922848B2
公开(公告)日：2024-03-05
申请号：US17790749
申请日：2021-08-05
发明人： Tiankuo Shi , Yifan Hou , Xiangjun Peng , Chenxi Zhao , Xiaomang Zhang , Minglei Chu , Xin Duan , Wei Sun , Ming Chen , Lingyun Shi
IPC分类号： G09G3/20
CPC分类号： G09G3/2003 , G09G2320/0242
摘要： Provided is a method for compensating a displayed picture in a display screen. The display screen includes a plurality of regions, each of the plurality of regions including a plurality of pixels; the method includes: determining transformation matrices corresponding to pixels in the plurality of regions based on texture complexities of pictures to be displayed in the plurality of regions; acquiring compensated grayscales by compensating grayscales of pixel points in the pictures to be displayed in the plurality of regions based on the transformation matrices corresponding to the pixels in the plurality of regions.
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38.发明授权公开(公告)号：US11902761B2
公开(公告)日：2024-02-13
申请号：US17765225
申请日：2021-05-08
发明人： Yanling Han , Yingming Liu , Yuzhen Guo , Chenyang Zhang , Peixiao Li , Xiufeng Li , Yaqian Ji , Yue Gou , Wei Sun , Wenchao Han , Lianghao Zhang
CPC分类号： H04R3/12 , G06F3/011 , H04R1/028 , H04R1/403 , H04R17/00 , H04R29/002 , H04R2201/028 , H04R2201/401 , H04R2499/15
摘要： The present disclosure provides a sound producing device, a method for driving the sound producing device, a display panel and a display apparatus. The sound producing device includes a recognition element, a directional sound production element and a control element, where the recognition element is connected with the control element and is configured to acquire information relating to a person in a preset range and transmit the acquired information relating to the person to the control element; the control element is connected with the directional sound production element and is configured to acquire a corresponding audio signal according to the acquired information relating to the person and control the directional sound production element to send out a sound wave according to the acquired audio signal.
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公开(公告)号：US11715441B2
公开(公告)日：2023-08-01
申请号：US17362944
申请日：2021-06-29
发明人： Wenyu Li , Jinghua Miao , Lili Chen , Hao Zhang , Shaolei Zong , Xin Duan , Jigang Sun , Wei Sun
CPC分类号： G09G5/02 , G09G5/003 , G09G2300/0804 , G09G2300/0828 , G09G2310/0297 , G09G2330/028
摘要： Provided are a virtual reality display device, a host device, a system and a data processing method. The virtual reality display device includes a display panel and a drive chip, wherein the drive chip includes a first processing module and a drive module; the first processing module is configured to decode an image to be decoded with a third color depth sent by a second processing module in a virtual reality host device to obtain a first image with a first color depth and a second image with a second color depth, the third color depth is greater than or equal to the first color depth, and the second color depth is less than the first color depth; the drive module is configured to generate a first data voltage corresponding to the first image and a second data voltage corresponding to the second image.
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公开(公告)号：US11710438B2
公开(公告)日：2023-07-25
申请号：US17428846
申请日：2020-03-27
发明人： Yanhui Xi , Tiankuo Shi , Yan Sun , Xiaomang Zhang , Yifan Hou , Xin Duan , Wei Sun , Ming Chen , Yifang Chu , Lingyun Shi
CPC分类号： G09G3/2007 , G09G3/3611 , G09G2320/0626
摘要： A display data processing method of a display device, a display device, an electronic device, and a storage medium are disclosed. The display data processing method includes: in response to a frequency of the dimming screen being consistent with a frequency of the display screen: determining a first gray-scale value of the first dimming pixel according to a plurality of input gray-scale values in an input image; determining a second gray-scale value of the first dimming pixel according to the first gray-scale value and a noise reduction function, where the noise reduction function is a monotonically increasing function in an interval (0, 1); obtaining a dimming gray-scale value of the first dimming pixel based on the second gray-scale value; and determining a plurality of target gray-scale values corresponding to the plurality of first display pixels according to the plurality of input gray-scale values and the dimming gray-scale value.
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