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公开(公告)号：US20220038821A1
公开(公告)日：2022-02-03
申请号：US17212058
申请日：2021-03-25
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Yaqian Ji , Yingming Liu , Xiufeng Li , Yanling Han , Wenchao Han , Yue Gou , Chenyang Zhang , Jing Yu , Wei Sun , Xiaoliang Ding , Yuzhen Guo , Peixiao Li
Abstract: A display module, a display device and a method of forming a display module are provided. The display module includes: a display sounding structure including a display panel and an auxiliary layer connected to the display panel; an excitation source configured to drive the display panel, the display module further includes a supporting frame, and the display panel is connected to the supporting frame through the auxiliary layer; or an excitation source configured to drive the auxiliary layer to vibrate and sound, the auxiliary layer is a transparent film layer arranged at a light-emitting side of the display panel cooperating with the display panel to form a sounding chamber in an enclosing manner.
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公开(公告)号：US10923054B2
公开(公告)日：2021-02-16
申请号：US16547787
申请日：2019-08-22
Inventor： Zhen Wang , Wenwen Qin , Mingchao Ma , Wenchao Han , Jian Sun , Yun Qiao , Jun Fan
Abstract: An array substrate, a display panel, a display device, and driving methods thereof are provided. The array substrate includes a plurality of subpixels arranged in an array, a plurality of data lines, and a plurality of switches. The plurality of subpixels include subpixels of a first color, subpixels of a second color, subpixels of a third color, and subpixels of a fourth color, in odd rows of subpixels, the subpixels of the first color, the subpixels of the second color, the subpixels of the third color, and the subpixels of the fourth color are sequentially arranged; in even rows of subpixels, the subpixels of the third color, the subpixels of the fourth color, the subpixels of the first color, and the subpixels of the second color are sequentially arranged; and each column of subpixels corresponds to and is connected with a data line.
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公开(公告)号：US10726806B2
公开(公告)日：2020-07-28
申请号：US16032628
申请日：2018-07-11
Inventor： Wenchao Han , Wei Sun , Dong Chen , Lingyun Shi
IPC: G09G3/36 , G02F1/13357 , G02F1/1333 , G02F1/1362
Abstract: A display control method, a feedback circuit, a display device and an IC circuit are disclosed. The display control method is applied in the display device. The display control method includes: selecting two adjacent common electrodes of a plurality of common electrodes; collecting voltages of the two adjacent common electrodes; comparing the collected voltages of the two adjacent common electrodes and obtaining a comparison result. When the comparison result meets a preset condition, the method further includes compensating input voltages of pixel units in two pixel unit rows of a plurality of pixel unit rows corresponding to the two adjacent common electrodes based on the comparison result, so as to enable the voltages applied on the pixel units in the two pixel unit rows to be consistent.
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公开(公告)号：US12174063B2
公开(公告)日：2024-12-24
申请号：US17912888
申请日：2021-10-29
Inventor： Zhaohui Meng , Lianghao Zhang , Xinle Wang , Wenchao Han , Wei Sun
Abstract: A sampling circuit, including a voltage divider circuit, a switch circuit and a comparator circuit; wherein first terminals of resistance voltage divider sub-circuits in the voltage divider circuit are electrically connected to voltage division output terminals, respectively, and the resistance voltage divider sub-circuits are configured to perform resistance voltage division processing according to the voltages at first and second input terminals and write divided voltages to the voltage division output terminals, respectively; the voltage division output terminals are electrically connected to the third input terminal through corresponding switch sub-circuits in the switch circuit, respectively, and each switch sub-circuit is configured to control connection/disconnection between a corresponding voltage division output terminal and the third input terminal; the comparator circuit is electrically connected to the sampling output terminal, and is configured to compare voltages at the third and fourth input terminals and provide comparison results to the sampling output terminal.
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35.发明授权公开(公告)号：US12170042B2
公开(公告)日：2024-12-17
申请号：US17778489
申请日：2021-05-18
Inventor： Lianghao Zhang , Xinle Wang , Yifan Song , Wenchao Han , Zhaohui Meng , Wanzhi Chen , Jing Liu
IPC: G09G3/20
Abstract: There is provided a detection circuit, a display panel and a detection method. The detection circuit includes: a conversion circuit configured to acquire a photoelectric sensing signal in real time and convert the acquired photoelectric sensing signal into a luminance value; a storage circuit configured to store N luminance values from the conversion circuit on a first input first output basis; a discrimination circuit connected to the storage circuit and configured to determine whether at least two of the N luminance values meet a preset condition; and an output circuit connected to the discrimination circuit and the storage circuit, and configured to output a preset default luminance value in response to the at least two luminance values meeting the preset condition and output at least one of the N luminance values in response to the at least two luminance values not meeting the preset condition.
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Patent Agency Ranking
公开(公告)号：US11979737B2
公开(公告)日：2024-05-07
申请号：US17762323
申请日：2021-04-15
Applicant: BOE Technology Group Co., Ltd.
Inventor： Yue Gou , Yingming Liu , Yaqian Ji , Xiufeng Li , Yanling Han , Chenyang Zhang , Peixiao Li , Yuzhen Guo , Wenchao Han , Lianghao Zhang
CPC classification number: H04S7/303 , H04S2400/11
Abstract: A display device and an operation method of the display device are provided in the present disclosure. The display device includes a display screen a sound-generation driving module, and further includes an acoustic scanning module, arranged on a non-display side of the display screen and configured to determine a spatial contour of a space where the display device is located through acoustic scanning; a viewer position detection module, configured to detect viewer coordinates in the space where the display device is located; and a control module, configured to control the sound-generation driving module to generate sound in accordance with the spatial contour and the viewer coordinates.
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公开(公告)号：US11662866B2
公开(公告)日：2023-05-30
申请号：US17036911
申请日：2020-09-29
Inventor： Lianghao Zhang , Wenchao Han , Yilin Feng , Xiaoyang Shen , Mingming Wang
IPC: G06F3/041 , G06F3/044 , G02F1/1333
CPC classification number: G06F3/0446 , G02F1/13338 , G06F3/0445 , G06F3/0448 , G06F3/04186 , G06F2203/04104
Abstract: The present disclosure provides a touch panel and a positioning method thereof. The touch panel includes: a transparent conductive film layer including a plurality of first self-capacitance touch electrodes arranged along a first direction, wherein the plurality of first self-capacitance touch electrodes are configured to detect a coordinate of a touch point in the first direction, at least one of the plurality of first self-capacitance touch electrodes is a transparent conductive film block extending along a second direction, and the first direction intersects with the second direction; and a wire layer including a plurality of second self-capacitance touch electrodes arranged along the second direction, wherein the plurality of second self-capacitance touch electrodes are configured to detect a coordinate of the touch point in the second direction, and at least one of the plurality of second self-capacitance touch electrodes is a group of wires extending along the first direction.
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公开(公告)号：US11543911B2
公开(公告)日：2023-01-03
申请号：US16768292
申请日：2019-04-30
Inventor： Yilin Feng , Wei Sun , Wenchao Han , Zhaohui Meng , Xinle Wang , Yan Yang , Lianghao Zhang , Xiaoyang Shen
Abstract: A driving method, a driving circuit and a touch-display apparatus are provided. The driving method includes providing a gate driving signal to a gate line, providing a pixel voltage to a data line, and providing a common electrode driving signal to a common electrode, wherein a pixel display operation is performed based on the gate driving signal, the pixel voltage, and the common electrode driving signal, and simultaneously, a touch detection operation is performed based on the common electrode driving signal. The driving method realizes the effect of simultaneously performing a pixel display operation and a touch detection operation, and solves the problem that the pixel display operation of the touch-display apparatus is affected in the touch detection stage.
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39.发明授权公开(公告)号：US11379055B2
公开(公告)日：2022-07-05
申请号：US16609838
申请日：2019-06-13
Inventor： Wei Sun , Dong Chen , Wenchao Han
IPC: G06F3/0354 , G06F3/044 , G06F3/038
Abstract: An active pen for a touch display screen, a touch input system, a method for driving an active pen, and a method for driving a touch input system are provided. The active pen includes: a signal receiving device, a processor which is in signal connection with the signal receiving device, and a signal transmitting device which is in signal connection with the processor. The signal receiving device is configured to receive a first coupling voltage between the active pen and the touch display screen. The processor is configured to process the first coupling voltage to obtain a second coupling voltage, and a polarity of the second coupling voltage is opposite to a polarity of the first coupling voltage. The signal transmitting deice is configured to transmit the second coupling voltage to the touch display screen.
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公开(公告)号：US11355079B2
公开(公告)日：2022-06-07
申请号：US17153120
申请日：2021-01-20
Inventor： Zhen Wang , Wenwen Qin , Mingchao Ma , Wenchao Han , Jian Sun , Yun Qiao , Jun Fan
Abstract: An array substrate, a display panel, a display device, and driving methods thereof are provided. The array substrate includes subpixels arranged in an array, and switches. The subpixels include subpixels of a first color, subpixels of a second color, subpixels of a third color, subpixels of a fourth color, in odd rows of subpixels, the subpixels of the first color, the subpixels of the second color, the subpixels of the third color, the subpixels of the fourth color are sequentially arranged; in even rows of subpixels, the subpixels of the third color, the subpixels of the fourth color, the subpixels of the first color, the subpixels of the second color are sequentially arranged; and the subpixels of the first color are white subpixels; the subpixels of the second color are blue subpixels; the subpixels of the third color are green subpixels; the subpixels of the fourth color are red subpixels.
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