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公开(公告)号：US20240045530A1
公开(公告)日：2024-02-08
申请号：US17753637
申请日：2021-05-19
Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
Inventor： Changzhi WU , Ying SUN , Yumin XU
IPC: G06F3/041
CPC classification number: G06F3/0412 , G06F3/04164
Abstract: The display panel includes at least one first touch area group and multiple touch wires; the at least one first touch area group includes two rows and N columns of touch electrodes; and each touch wire is electrically connected to a respective one touch electrode. The display panel further includes a first detection circuit and a second detection circuit; and each touch electrode is separately electrically connected to the first detection circuit and the second detection circuit by a respective one touch wire. The touch short-circuit detection stage includes a first detection stage. The detection method includes providing, at the first detection stage, a short-circuit detection signal for a touch electrode in the first touch electrode row by the first detection circuit; and determining, according to a short-circuit feedback signal generated by the second detection circuit, whether adjacent ones of the touch electrodes located in a same column are short-circuited.
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公开(公告)号：US20230112516A1
公开(公告)日：2023-04-13
申请号：US17052529
申请日：2019-11-18
Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
Inventor： Zongjun ZOU , Ying SUN , Yumin XU
Abstract: The array substrate at least includes a plurality of electrode rows, a plurality of switch control lines and a plurality of switch units in a display area; each electrode row corresponds to at least one switch control line, each first electrode corresponds to one switch unit, and each switch unit includes at least one first switch; and in one of the electrode rows: the control terminal of at least one first switch in each switch unit in the one electrode row is connected to the same switch control line, the first poles of the first switches connected to the same switch control line are electrically connected to the first electrodes respectively, and the second poles of the first switches connected to the same switch control line are electrically connected to one another.
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公开(公告)号：US20220366837A1
公开(公告)日：2022-11-17
申请号：US17631472
申请日：2021-01-18
Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
Inventor： Zongjun ZOU , Ying SUN , Yumin XU
Abstract: Provided are a display panel, a detection method thereof and a display device. A scan driving circuit, signal pins and a first gating circuit are disposed in the display panel. Signal pins include a detection signal pin and an enable signal pin. The scan driving circuit includes scan drive units disposed in a cascade manner. The first gating circuit includes a first switch unit and a second switch unit. An input terminal of the first switch unit is electrically connected to a scan signal detection terminal of an Nth-stage scan drive unit. An input terminal of the second switch unit is electrically connected to a scan signal detection terminal of a first-stage scan drive unit. An output terminal of the first switch unit and an output terminal of the second switch unit are both electrically connected to the detection signal pin. The first switch unit is configured to turn on in a forward scan detection stage and turn off in a backward scan detection stage. The second switch unit is configured to turn on in the backward scan detection stage and turn off in the backward scan detection stage.
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公开(公告)号：US20180157373A1
公开(公告)日：2018-06-07
申请号：US15888083
申请日：2018-02-05
Applicant: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Jun TU , Kangpeng YANG , Weipeng WANG , Yumin XU , Chao ZHENG
CPC classification number: G06F3/0418 , G06F3/0412 , G06F2203/04105 , G09G3/20 , G09G3/2092 , G09G2310/0205 , G09G2310/0267 , G09G2310/0281 , G09G2310/0286 , G09G2310/08 , G09G2354/00
Abstract: Provided are an array substrate, a display panel and a driving device. In the array substrate, a pressure sensor is disposed between adjacent two of the shift registers at either of the two sides of the display region; the scanning lines include a first set of scanning lines and a second set of scanning lines; the extending lines of the first set of scanning lines pass the pressure sensors in the first region, and the first set of scanning lines are electrically connected to the corresponding shift registers in the second region.
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公开(公告)号：US20180129333A1
公开(公告)日：2018-05-10
申请号：US15866465
申请日：2018-01-10
Applicant: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Chao ZHENG , Kangpeng YANG , Yumin XU
CPC classification number: G06F3/0414 , G06F1/3262 , G06F1/3265 , G06F3/0416 , G06K9/00087 , G09G2310/0264 , Y02D10/153
Abstract: The present disclosure provides a display panel and display device relating to the field of display technologies, which can decrease power consumption of the display panel. The display panel includes: one or more first force sensors and one or more second force sensors; a control device, an output end of each first force sensors and an output end of each second force sensors are connected with the control device; an input end of each first force sensors is connected with the control device; and the control device is configured to acquire an output signal of the one or more second force sensors, when the output signal of the one or more second force sensors reaches a first preset condition, a bias voltage is output to the input end of each first force sensors. The present technical solution is mainly applied to the display device with force-sensitive touch function.
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Patent Agency Ranking
公开(公告)号：US20170330503A1
公开(公告)日：2017-11-16
申请号：US15665342
申请日：2017-07-31
Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
Inventor： Kangpeng YANG , Yumin XU , Chao ZHENG , Shaofan LIU , Xiaomeng Chen
IPC: G09G3/20 , G09G3/3266 , G09G3/36
CPC classification number: G09G3/2092 , G09G3/3266 , G09G3/3677 , G09G2300/0426 , G09G2310/0205 , G09G2310/0218 , G09G2310/0221 , G09G2310/08
Abstract: Provided is a display panel, including a plurality of gate lines extending in a row direction and arranged in a column direction; a plurality of data lines extending in a column direction and arranged in a row direction; a plurality of pixel units arranged in an array of M rows by N columns defined by the plurality of gate lines and the plurality of data lines intersecting each other; a first gate driver connected to pixel units from a first row to a mth row; and a second gate driver connected to pixel units from a (m+1)th row to a Mth row, where pixel units from the first row to the mth row of the nth column are connected to an integrated circuit through one of the plurality of data lines and pixel units from the (m+1)th row to the Mth row of the nth column are connected to the integrated circuit through another one of the plurality of data lines, where M, N, m and n are positive integers satisfying the following conditions: 1
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公开(公告)号：US20170308237A1
公开(公告)日：2017-10-26
申请号：US15242898
申请日：2016-08-22
CPC classification number: G06F3/0418 , G06F3/0412 , G06F3/0414 , G06F3/0416 , G06F3/044 , G06F2203/04103 , G06F2203/04105 , G06F2203/04111
Abstract: The present disclosure provides a touch display device and a method for driving the touch display device. The touch display device includes an array substrate and a color film substrate arranged opposite to the array substrate; a touch electrode array disposed on the array substrate, and a plurality of touch sensing electrodes arranged along a first direction and disposed on the color film substrate. The touch electrode array includes M×N touch electrodes. The touch electrodes are insulated from each other. The touch sensing electrodes extend along a second direction perpendicular to the first direction, and the touch sensing electrodes are insulated from each other. An orthographic projection of each of the touch electrodes to a plane where the touch sensing electrodes are located at least partially overlaps with one of the touch sensing electrodes.
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公开(公告)号：US20170160867A1
公开(公告)日：2017-06-08
申请号：US15440481
申请日：2017-02-23
Inventor： Yuanzhang ZHU , Kangpeng YANG , Yumin XU
CPC classification number: G06F3/0416 , G06F1/183 , G06F3/0412 , G06F3/044 , G06F2203/04102 , G06F2203/04103
Abstract: A touch control display panel, a touch control display device and a driving method are provided. The touch control display panel comprises a color film substrate including touch sensing electrodes and touch sensing signal lines electrically connected to the touch sensing electrodes, respectively; and an array substrate arranged opposite to the color film substrate and including a driving IC chip and a signal conversion unit. The signal conversion unit includes input terminals and output terminals. The input terminals are electrically connected to the touch sensing signal lines, respectively. The output terminals are electrically connected to the driving IC chip. The signal conversion unit combines a plurality of input signals received at the input terminals into a plurality of output signals, and transmits the output signals to the output terminals, respectively.
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公开(公告)号：US20170097727A1
公开(公告)日：2017-04-06
申请号：US15380630
申请日：2016-12-15
Inventor： Dengshan WU , Zhiwei ZHENG , Kangpeng YANG , Yumin XU , Lingzhi SU , Zhijie WANG , Chaohuang PAN , Shumao WU , Longsheng ZOU
CPC classification number: G06F3/0416 , G06F3/0412 , G06F3/044 , G06F2203/04104
Abstract: A touch control display panel and a touch control display device are provided. The touch control display panel comprises a plurality of first and second touch control sensing electrodes; a plurality of first and second touch control sensing signal lines; and a first integrated circuit. The first integrated circuit has a longer distance to the first touch control sensing electrode than to the second touch control sensing electrode. R1 and R2 satisfy a predetermined relationship, such that touch control sensing signals respectively outputted by the first touch control sensing signal line and the second touch control sensing signal line exhibit substantially same signal delay time. R1 is a total resistance of the first touch control sensing electrode and the electrically connected first touch control sensing signal line, and R2 is a total resistance of the second touch control sensing electrode and the electrically connected second touch control sensing signal line.
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公开(公告)号：US20210407373A1
公开(公告)日：2021-12-30
申请号：US16959154
申请日：2019-08-28
Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
Inventor： Meng LAI , Lifeng LU , Zhilong ZHUANG , Jiancai HUANG , Yumin XU
Abstract: Provided are a display driving method, a display panel and a display device. The display driving method includes acquiring a to-be-displayed image; the to-be-displayed image is displayed by display pixels, and a vertical projection of each touch electrode on a plane in which the display pixels are located covers a plurality of display pixels; determining whether an area in which touch electrodes are located is in a display dark area according to the to-be-displayed image; and in response to determining that the area in which the touch electrodes are located is in the display dark area, stopping providing a touch driving signal for at least part of the touch electrodes disposed in the display dark area.
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