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公开(公告)号:US11651715B2
公开(公告)日:2023-05-16
申请号:US17762691
申请日:2021-05-19
发明人: Yilin Feng , Wei Sun , Lianghao Zhang , Xin Duan , Wenchao Han , Zhaohui Meng , Li Tian , Xinle Wang
CPC分类号: G09G3/20 , G06F3/0412 , G09G2300/0426 , G09G2300/0819 , G09G2310/0291 , G09G2310/0297 , G09G2310/061 , G09G2310/08 , G09G2320/0252 , G09G2330/021 , G09G2354/00
摘要: The present disclosure provides a charging circuitry, a display device, a wearable device, a display driving method and a display driving device. The charging circuitry includes: a driving sub-circuitry configured to receive an image signal and convert the image signal into a display driving signal to be outputted to a data line of the array substrate; a circuitry power supply voltage end configured to apply a direct current voltage to the driving sub-circuitry; and a switch sub-circuitry arranged on a connection circuitry between the circuitry power supply voltage end and the driving sub-circuitry, and configured to be switched between a first state where the circuitry power supply voltage end is electrically coupled to the driving sub-circuitry and a second state where the circuitry power supply voltage end is electrically decoupled from the driving sub-circuitry.
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公开(公告)号:US11114053B2
公开(公告)日:2021-09-07
申请号:US16632936
申请日:2019-01-04
发明人: Xinle Wang , Wei Sun , Wenchao Han , Zhaohui Meng , Lianghao Zhang , Yilin Feng , Xiaoyang Shen
IPC分类号: G09G3/36 , G02F1/133 , G02F1/1343
摘要: An anti-peeping circuit for a display panel, a driving method thereof, and a display device. The anti-peeping circuit includes a waveform generator. The waveform generator is connected to an anti-peeping electrode of the display panel, and the waveform generator is configured to generate an anti-peeping signal and output the anti-peeping signal to the anti-peeping electrode of the display panel.
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公开(公告)号:US20240153423A1
公开(公告)日:2024-05-09
申请号:US17778489
申请日:2021-05-18
发明人: Lianghao Zhang , Xinle Wang , Yifan Song , Wenchao Han , Zhaohui Meng , Wanzhi Chen , Jing Liu
IPC分类号: G09G3/20
CPC分类号: G09G3/20 , G09G2310/0286 , G09G2310/0297 , G09G2320/0626 , G09G2360/144 , G09G2360/16
摘要: 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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公开(公告)号:US11662866B2
公开(公告)日:2023-05-30
申请号:US17036911
申请日:2020-09-29
发明人: Lianghao Zhang , Wenchao Han , Yilin Feng , Xiaoyang Shen , Mingming Wang
IPC分类号: G06F3/041 , G06F3/044 , G02F1/1333
CPC分类号: G06F3/0446 , G02F1/13338 , G06F3/0445 , G06F3/0448 , G06F3/04186 , G06F2203/04104
摘要: 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
发明人: Yilin Feng , Wei Sun , Wenchao Han , Zhaohui Meng , Xinle Wang , Yan Yang , Lianghao Zhang , Xiaoyang Shen
摘要: 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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公开(公告)号:US11194435B2
公开(公告)日:2021-12-07
申请号:US16840400
申请日:2020-04-05
发明人: Lianghao Zhang , Wenchao Han , Yilin Feng , Mingming Wang , Xin Duan , Xiaoyang Shen
IPC分类号: G06F3/044
摘要: A detection substrate and a display device are disclosed. The detection substrate includes an outer detection electrode and an inner detection electrode on a base substrate and insulated from each other. The outer detection electrode has a hollowed portion, and the hollowed portion corresponds to the inner detection electrode. The inner detection electrode includes a body portion and a plurality of protrusion portions protruding from the body portion and extending in directions away from the body portion. The edge of the hollowed portion includes a curved portion, an orthographic projection of the curved portion on the base substrate protrudes into a region between orthographic projections of at least two adjacent protrusion portions of the plurality of protrusion portions on the base substrate, a portion of the orthographic projection of the curved portion is closer to an orthographic projection of the body portion on the base substrate.
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公开(公告)号:US11948489B2
公开(公告)日:2024-04-02
申请号:US18137010
申请日:2023-04-20
发明人: Zhaohui Meng , Wei Sun , Wenchao Han , Hong Yang , Lin Cong , Wenjun Xiao
IPC分类号: G09G3/20
CPC分类号: G09G3/20 , G09G2310/0254 , G09G2310/0267 , G09G2310/0275 , G09G2310/0286 , G09G2310/08 , G09G2320/02
摘要: A display panel, a display device and a driving method. The display panel includes a display region and a peripheral region. The display region includes a subpixel unit array having a plurality of rows and a plurality of columns of subpixel units, and the peripheral region includes a gate drive circuit. The display region further includes a plurality of gate lines and a plurality of data lines. The gate drive circuit comprises a plurality of shift register units, and the plurality of gate lines are electrically connected with the plurality of shift register units. The gate drive circuit comprises two shift-register-unit scanning groups, in the shift-register-unit scanning groups, a (k+1)th shift register unit and a (k)th shift register unit form one shift register unit group.
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公开(公告)号:US11503410B2
公开(公告)日:2022-11-15
申请号:US17212058
申请日:2021-03-25
发明人: Yaqian Ji , Yingming Liu , Xiufeng Li , Yanling Han , Wenchao Han , Yue Gou , Chenyang Zhang , Jing Yu , Wei Sun , Xiaoliang Ding , Yuzhen Guo , Peixiao Li
摘要: 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:US11011097B2
公开(公告)日:2021-05-18
申请号:US16395652
申请日:2019-04-26
发明人: Wenchao Han , Yifan Song , Wei Sun , Jigang Sun
IPC分类号: G09G3/20
摘要: A method for driving a display panel is disclosed. The display panel includes a plurality of sub-pixels arranged in an array, a plurality of data input ports, a plurality of groups of data lines, and a plurality of groups of selection switches, wherein each group of data lines includes a plurality of data lines coupled to the same data input port through a plurality of selection switches in a corresponding group of selection switches. The method includes: sequentially turning on a plurality of selection switches according to a first sequence when an Mth row of sub-pixels of the display panel is scanned; and sequentially turning on the plurality of selection switches according to a second sequence when an (M+1)th row of sub-pixels of the display panel is scanned, wherein M is a positive integer greater than or equal to 1, and the first sequence is different from the second sequence.
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公开(公告)号:US20200294462A1
公开(公告)日:2020-09-17
申请号:US16555063
申请日:2019-08-29
发明人: Mingming Wang , Wei Sun , Ming Chen , Xue Dong , Wenchao Han , Rui Liu
IPC分类号: G09G3/36
摘要: A data signal delay circuit and delay method and a display device are disclosed. The data signal delay circuit includes a feedback signal generation sub-circuit, a compensation signal generation sub-circuit, and a control sub-circuit. The feedback signal generation sub-circuit is configured to generate a feedback signal based on a first level signal from the first level signal terminal and a second level signal from the second level signal terminal under the control of a gate drive signal from a scan signal line currently being scanned. The compensation signal generation sub-circuit is configured to generate a compensation signal based on the feedback signal and a data enable signal from the data enable signal line. The control sub-circuit is configured to delay a data enable signal of the data enable signal line in a next cycle based on the compensation signal.
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