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公开(公告)号：US12074250B2
公开(公告)日：2024-08-27
申请号：US17291829
申请日：2020-01-23
发明人： Kangle Chang , Pei Li , Jinpeng Li , Lu Yu , Jian Sang , Haiwei Sun , Ming Chen
IPC分类号： H01L33/00 , H01L25/075 , H01L33/10
CPC分类号： H01L33/10 , H01L25/0753 , H01L33/005
摘要： A display substrate includes a base, a plurality of light-emitting devices disposed on a side of the base, and a light adjustment layer. The plurality of light-emitting devices are spaced apart from each other. At least part of the light adjustment layer is located in gaps among the plurality of light-emitting devices, so that side walls of at least one of the plurality of light-emitting devices are surrounded by the light adjustment layer. A material of the light adjustment layer includes a light-absorbing material. The light adjustment layer is configured to absorb light incident on the light adjustment layer.
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公开(公告)号：US11587506B2
公开(公告)日：2023-02-21
申请号：US17259594
申请日：2020-03-30
发明人： Hong Liu , Qibing Gu , Lingyun Shi , Ming Chen , Xiurong Wang , Guofeng Hu , Mingjian Yu , Donghui Wang
IPC分类号： G09G3/3233
摘要： Pixel structure, driving method thereof and display device are disclosed. The pixel structure includes: light-emitting device having first electrode coupled to corresponding first voltage line. Driving chip includes: receiving circuit configured to decode first digital clock signal on first control line in display phase to obtain first address data and light emission data; address storage circuit configured to store reference address data before the display phase; data processing circuit configured to output PWM signal and current control signal corresponding to each light-emitting device according to the light emission data when the first address data is the same as the reference address data; current output circuit configured to output driving current according to the current control signal; and gating circuit configured to sequentially receive the PWM signal corresponding to each light-emitting device and transmit the driving current to the output terminal when the PWM signal is in active-level state.
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公开(公告)号：US11528470B2
公开(公告)日：2022-12-13
申请号：US16834609
申请日：2020-03-30
发明人： Minglei Chu , Fuqiang Ma , Xue Dong , Ming Chen , Hao Zhang , Lili Chen , Hongzhen Xue , Yaoyu Lv , Zhanshan Ma , Guixin Yan
IPC分类号： G06T7/90 , H04N13/395 , G02B30/52 , G06T15/08 , H04N13/393 , G06T7/73
摘要： A data transmission method, a method of displaying three-dimensional image, a data transmission device and a three-dimensional image display device are provided. The shift register unit includes a device. The data transmission method, comprises: performing a phase decomposition on a preset three-dimensional model to generate a plurality of phase images; acquiring position information and color information of pixels in the plurality of phase images; and sending the position information and the color information of the pixels in the plurality of phase images to a volumetric three-dimensional display device.
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公开(公告)号：US20220309996A1
公开(公告)日：2022-09-29
申请号：US17290146
申请日：2020-09-10
发明人： Wenchieh Huang , Lingyun Shi , Ming Chen , Xue Dong
IPC分类号： G09G3/32
摘要： An electronic substrate and a driving method thereof, and a display device. The electronic substrate includes a pixel drive chip which includes at least one signal terminal, a signal generation circuit, a data storage circuit, and an output circuit; at least one signal terminal is configured to be electrically connected to the light-emitting element; the signal generation circuit is connected to at least one signal terminal and configured to receive an input signal through the at least one signal terminal and generate a clock signal according to the input signal; the data storage circuit is configured to receive the clock signal and store the input signal according to the clock signal; and the output circuit is configured to output a current, which is generated according to the stored input signal and used for driving the light-emitting element, though at least one signal terminal.
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公开(公告)号：US11450295B2
公开(公告)日：2022-09-20
申请号：US16537962
申请日：2019-08-12
发明人： Wenxu Lyu , Xinqiu Wang , Xue Dong , Ming Chen , Wei Sun , Hsinchung Lo
IPC分类号： G09G3/36
摘要： A charge compensation circuit of the present disclosure includes: a sorting sub-circuit, configured to sort inputted initial data voltages according to a pixel structure type to obtain a plurality of channels of data, each channel of the data including initial data voltages corresponding to all data lines when a gate line in a row corresponding to the channel is turned on; a storage comparison sub-circuit, configured to output many sets of comparison data according to the stored data; a lookup sub-circuit, configured to look up actual compensation data corresponding to the set of comparison data; and a compensation sub-circuit, configured to compensate for the initial data voltage on a data line corresponding to the actual compensation data when the gate line in the current row is turned on, to obtain an actual data voltage on the data line when the gate line in the current row is turned on.
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公开(公告)号：US11450288B2
公开(公告)日：2022-09-20
申请号：US16963302
申请日：2019-09-23
发明人： Yan Yang , Chinghua Hung , Rui Liu , Wei Sun , Ming Chen , Wenchieh Huang
IPC分类号： G09G3/36
摘要： A display driving method includes: controlling a source driver to output a data signal, wherein the data signal comprises a plurality of first active pulse signals, the first active pulse signal in the Nth row is for driving a sub-pixel unit in the Nth row, and a timing difference between a starting point of the first active pulse signal in the Nth row and a starting point of a corresponding gate drive signal is smaller than a timing difference between a starting point of the first active pulse signal in the (N+M)th row and a starting point of a corresponding gate drive signal; and wherein the sub-pixel unit in the Nth row is closer to the source driver than the sub-pixel unit in the (N+M)th row, and N and M are positive integers greater than or equal to 1.
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公开(公告)号：US11322076B2
公开(公告)日：2022-05-03
申请号：US17418585
申请日：2020-10-21
发明人： Lingyun Shi , Wenchieh Huang , Ming Chen , Xue Dong , Haiwei Sun , Xiurong Wang , Qibing Gu , Guofeng Hu
IPC分类号： G09G3/32
摘要： A pixel driving chip and a driving method therefor, and a display apparatus. The pixel driving chip includes a data input circuit, a time selection circuit, and a current control circuit; the data input circuit is configured to receive display data, and partition the display data to obtain a data partition to which the display data belongs in M data partitions that are obtained on the basis of a display data range; the time selection circuit is configured to determine, according to the data partition to which the display data belongs, an output time length corresponding to the display data, and within the output time length, output the display data to the current control circuit; the current control circuit is configured to determine, according to the display data, a driving current flowing through a light emitting element corresponding to the display data.
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公开(公告)号：US11227554B2
公开(公告)日：2022-01-18
申请号：US16768715
申请日：2019-01-04
发明人： Zhijie Guo , Ming Chen , Jieqiong Wang , Hsinchung Lo , Hao Zhu , Xin Duan
IPC分类号： G09G3/3275 , G06F3/041 , G09G3/36
摘要： The present disclosure relates to a data transmission method and device, a display screen, and a display device, and belongs to the application field of display technology. The method is applicable to a first drive chip in a display device that includes a controller, a plurality of drive chips and a data acquisition apparatus. The first drive chip is one of the plurality of drive chips and connected to the controller and the data acquisition apparatus respectively. The method includes: receiving component-related data acquired by the data acquisition apparatus; and sending backhaul data to the controller, the backhaul data including the component-related data. The present disclosure solves the problem of function singleness of the drive chip. The present disclosure is applicable to drive and control the display device.
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公开(公告)号：US20210407378A1
公开(公告)日：2021-12-30
申请号：US16755666
申请日：2019-10-25
发明人： Guofeng Hu , Zhenkun Song , Ming Chen , Lingyun Shi , Yuxin Bi , Xin Duan , Yankai Gao , Hong Liu , Mingjian Yu
摘要： A pixel driving circuit for a light-emission-device-based display panel is provided, including a driving transistor coupled to a light-emission device per subpixel; a digital-driving circuit having a first input terminal configured to receive a pixel voltage signal corresponding to a grayscale level of a subpixel image to be displayed and a first output terminal coupled to a gate terminal of the driving transistor. The digital-driving circuit is configured to convert the pixel voltage signal to a digital signal and transform the digital signal to a pulse-width-modulation (PWM) signal outputted via the first output terminal to the gate terminal of the driving transistor. The PWM signal comprises a pulse width proportional to the grayscale level as a duty cycle m a period of driving the light-emitting device to display subpixel image.
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公开(公告)号：US20210335291A1
公开(公告)日：2021-10-28
申请号：US16487484
申请日：2018-10-19
发明人： Xin Duan , Hsinchung Lo , Ming Chen , Xibin Shao
IPC分类号： G09G3/36
摘要： The present application discloses a method, device and system for data transmission, and a display device, and belongs to the field of manufacturing of a liquid crystal panel. The method is applied to a controller. The controller is connected to a plurality of driver chips connected in parallel via a first signal line, and the plurality of driver chips is sequenced according to a response feedback sequence. The method comprises: generating a data request instruction; sending, via the first signal line, a data request instruction; receiving, via the first signal line, the data response instructions sequentially sent by the plurality of driver chips according to the response feedback sequence, wherein each of the data response instructions comprises an identity of a corresponding driver chip and data of the corresponding driver chip. The present application may enrich the function of the first signal line and improve the utilization rate.
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