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公开(公告)号：US20210200973A1
公开(公告)日：2021-07-01
申请号：US15930997
申请日：2020-05-13
Applicant: Xiamen Tianma Micro-Electronics Co.,Ltd.
Abstract: Display panel, driving method, and display device are provided. The display panel includes first signal output lines, first signal input lines, fingerprint recognition units arranged in an array, touch-control electrodes arranged in an array, and a driving circuit. One touch-control electrode corresponds to at least two fingerprint recognition units, and is electrically connected to at least one first signal input line. One fingerprint recognition unit includes a photodiode, a first electrode, and a switch module. A first terminal of the photodiode is electrically connected to the switch module, a second terminal of the photodiode is electrically connected to a corresponding touch-control electrode, the switch module is electrically connected to a corresponding first signal output line, and the first electrode is electrically connected to the first terminal of the photodiode. The first signal output lines and the first signal input lines are electrically connected to the driving circuit.
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公开(公告)号：US20200166814A1
公开(公告)日：2020-05-28
申请号：US16283300
申请日：2019-02-22
Applicant: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Linyan GUAN , Kangpeng YANG , Yumin XU
IPC: G02F1/1362 , G02F1/1345 , H05K1/18
Abstract: A display module and a display apparatus are provided in the present disclosure. The display module includes a display panel having a display area, a hole area, a first binding area surrounding the hole area and at least one signal line disposed in the display area. The display module further includes a first flexible circuit board bound in the first binding area and connected to the at least one signal line, a second flexible circuit board electrically connected to the first circuit board, and a first integrated circuit chip bound on the second flexible circuit board. The first integrated circuit chip transmits signals sequentially through the second flexible circuit board and the first flexible circuit board, to the at least one signal line. The present disclosure may improve a screen ratio of the display apparatus.
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公开(公告)号：US20190235693A1
公开(公告)日：2019-08-01
申请号：US16197720
申请日：2018-11-21
Applicant: Xiamen Tianma Micro-electronics Co., Ltd.
Inventor： Sijian LUO , Yin SUN , Yumin XU
Abstract: Touch-control screen, driving method thereof, and touch-control apparatus are provided. The touch-control screen includes a touch-control area and a driving unit. The touch-control area includes a main touch-control area and an auxiliary touch-control area smaller than the main touch-control area. The touch-control area further includes a plurality of touch-control electrodes, having a plurality of first touch-control electrodes in the main touch-control area and a plurality of second touch-control electrodes in the auxiliary touch-control area. In a touch-control stage, the driving unit is configured to transmit electrical signals respectively to the plurality of first touch-control electrodes in the main touch-control area and to the plurality of second touch-control electrodes in the auxiliary touch-control area. A unit power consumption of the plurality of second touch-control electrodes in the auxiliary touch-control area is smaller than a unit power consumption of the plurality of first touch-control electrodes in the main touch-control area.
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公开(公告)号：US20190079625A1
公开(公告)日：2019-03-14
申请号：US16186578
申请日：2018-11-11
Applicant: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Yu WANG , Zhenqing XIE , Ying SUN , Bingping LIU , Yumin XU , Guozhao CHEN , Min HUANG
Abstract: An array substrate, a touch display panel and a touch display device are provided. In the array substrate, the number of inverters in a second buffer unit is smaller than the number of inverters in a first buffer unit, or a size of an inverter in the second buffer unit is smaller than a size of an inverter in the first buffer unit, or the number of inverters in the second buffer unit is smaller than the number of inverters in the first buffer unit and the size of the inverter in the second buffer unit is smaller than the size of the inverter in the first buffer unit.
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公开(公告)号：US20170205960A1
公开(公告)日：2017-07-20
申请号：US15475278
申请日：2017-03-31
Inventor： Zhilong ZHUANG , Jiancai HUANG , Yumin XU
CPC classification number: G06F3/0418 , G06F3/0412 , G06F3/0416 , G06F3/044 , G06F2203/04105 , G06F2203/04106
Abstract: A display panel includes a plurality of touch electrodes disposed on a first substrate, and a second pressure sensing electrode disposed on a second substrate facing the first substrate and in a grid-shape. The plurality of touch electrodes are used for touch position detection in a touch position detection period, and at least certain number of the plurality of touch electrodes are multiplexed as first pressure sensing electrodes in a touch force detection period. The orthogonal projection of the first pressure sensing electrodes on the second substrate is at least partially overlapped with the second pressure sensing electrode. Further, in the touch force detection period, the first pressure sensing electrodes and the second pressure sensing electrode are used together to detect a touch force applied on the display panel.
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Patent Agency Ranking
公开(公告)号：US20170177158A1
公开(公告)日：2017-06-22
申请号：US15452774
申请日：2017-03-08
Inventor： Jun TU , Changzhi WU , Kangpeng YANG , Yumin XU , Mingchao HOU
CPC classification number: G06F3/0416 , G06F3/0412 , G06F3/044 , G09G3/20 , G09G2310/0286 , G11C19/00
Abstract: A touch control display panel and a touch control display device are provided. The touch control display panel comprises a shift register including a plurality of cascaded shift register units, wherein a scanning line is electrically connected to an output terminal of a shift register unit; a touch driving electrode array including a plurality of touch driving electrodes; a touch switching control circuit and a plurality of touch signal lines, wherein a touch signal line has one end electrically connected to a touch driving electrode and the other end electrically connected to an output terminal of the touch switching control circuit; and a touch signal control line cluster including a plurality of touch signal control lines, wherein a touch signal control line has one end electrically connected to the output terminal of the shift register unit, and the other end electrically connected to the touch switching control circuit.
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公开(公告)号：US20230267866A1
公开(公告)日：2023-08-24
申请号：US18139054
申请日：2023-04-25
Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
Inventor： Sijian LUO , Changzhi (2) WU , Yumin XU
IPC: G09G3/20
CPC classification number: G09G3/20 , G09G2310/08 , G09G2310/062 , G11C19/287
Abstract: Provided is a display panel. The display panel includes multiple scanning lines, a gate driver circuit, and a timing controller. The timing controller is configured to: receive multiple data enable signals, generate a gate control signal, and provide the gate control signal for the gate driver circuit. The gate control signal includes a start signal, a first clock signal and a second clock signal. The multiple data enable signals are only within the active cycle. The timing controller is configured to generate a rising edge and a falling edge of the start signal within a time interval formed by a rising edge and a falling edge of a first data enable signal in the Nth frame cycle.
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公开(公告)号：US20230097132A1
公开(公告)日：2023-03-30
申请号：US16979182
申请日：2019-11-18
Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
Inventor： Shaowei YU , Ying SUN , Yumin XU
Abstract: Disclosed are an array substrate and a driving method, a display panel and a touch display device. The array substrate includes: electrode column groups each including M adjacent electrode columns; touch signal lines each including a first signal line and a second signal line electrically connected to each other; M common voltage lines, M first switch control lines and first switch device groups; and M second switch control lines, second switch device groups and touch signal terminal groups. Each second switch device group includes M sub-switch device groups, each of which includes N second switch devices, and each touch signal terminal group includes N touch signal terminals. N touch signal terminals in the same touch signal terminal group are respectively electrically connected to the second terminals of N second switch devices in any sub-switch device group in the same second switch device group in a one-to-one manner.
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公开(公告)号：US20220334440A1
公开(公告)日：2022-10-20
申请号：US17418130
申请日：2020-07-01
Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
Inventor： Changzhi WU , Ying SUN , Yumin XU
IPC: G02F1/1362 , H01L27/32 , G09G3/3266 , G09G3/36
Abstract: Provided are an array substrate, a display panel, a display device, and a driving method. The array substrate includes a plurality of pixel circuit rows arranged in sequence in a column direction, where each pixel circuit row includes a plurality of pixel circuits arranged in a row direction; and a plurality of scan line groups arranged in sequence in the column direction, where the scan line groups are in one-to-one correspondence with the pixel circuit rows. The each pixel circuit row includes a plurality of pixel circuit groups. Each scan line group includes a plurality of scan lines. Each scan line extends in the row direction. The pixel circuit groups are in one-to-one correspondence with the scan lines in a scan line group corresponding to the pixel circuit groups.
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公开(公告)号：US20190094588A1
公开(公告)日：2019-03-28
申请号：US15865438
申请日：2018-01-09
Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.
Inventor： Linyan GUAN , Kangpeng YANG , Yumin XU , Junyi LI
IPC: G02F1/1333 , G09G3/36 , G06F3/041
Abstract: A display panel and a display device, the display panel includes a thin film transistor arranged in a display area of the display panel, the thin film transistor including an active layer; a metal layer; a plurality of force sensors disposed in the same layer as the active layer or the metal layer, each force sensor including a first bridge arm, a second bridge arm, a third bridge arm, and a fourth bridge arm connected end-to-end in sequence; a plurality of regulation resistors one-to-one corresponding to each force sensor, a first end of the regulation resistor being connected with a voltage regulation end, a second end of the regulation resistor being connected with a regulation bridge arm of the force sensor corresponding to the force sensor, the regulation bridge arm being any one of the first bridge arm, second bridge arm, third bridge arm and fourth bridge arm.
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