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公开(公告)号：US20170242518A1
公开(公告)日：2017-08-24
申请号：US15181566
申请日：2016-06-14
Inventor： Liang Liu , Feng Lu , Shaolong Ma , Qijun Yao
CPC classification number: G06F3/0414 , G06F3/0412 , G06F3/044 , G06F3/047 , G06F2203/04106 , G06F2203/04107 , G06F2203/04111
Abstract: A touch display panel and a touch display device are provided. They include a first substrate; and a first metal layer formed on one side of the first substrate. The first metal layer includes a plurality of touch electrode lines and a plurality of pressure sensing elements. The pressure sensing elements include segments of pressure sensing lines. At each crossing region where a touch electrode line comes across a pressure sensing element, two adjacent segments of pressure sensing lines are connected through a bridge. A second metal layer is formed between the first substrate and the first metal layer. The second metal layer includes a plurality of data lines extending along a first direction. A third metal layer is formed between the second metal layer and the first substrate. The third metal layer includes a plurality of scan lines extending along a second direction which is orthogonal to the first direction.
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公开(公告)号：US11630333B2
公开(公告)日：2023-04-18
申请号：US16460444
申请日：2019-07-02
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Shaolong Ma , Feng Lu , Qijun Yao
Abstract: Display panel and display device are provided. The display panel includes a plurality of pixels and a blocking metal wire. The pixel includes a display unit and a control unit driving the display unit. The display unit at least includes a heating element and a phase change material layer. The heating element includes a first connecting terminal and a second connecting terminal. The control unit includes a first signal terminal and a second signal terminal. The control unit includes at least one diode, which includes a diode semiconductor layer including a first electrode contact region, a second electrode contact region and a connecting region. The blocking metal wire covers the connecting region and is insulated from the connecting region. The blocking metal wire is electrically connected to each of the first signal terminal and the first signal source or to each of the second connecting terminal and the second signal source.
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公开(公告)号：US10481719B2
公开(公告)日：2019-11-19
申请号：US15959569
申请日：2018-04-23
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Shaolong Ma , Liang Liu , Feng Lu , Qijun Yao
Abstract: Embodiments of the present disclosure provide a display device comprising a display panel, a force sensing unit and a processing unit, the display panel comprises a display portion and a non-display portion; the force sensing unit is provided in a non-wiring portion of the non-display portion, and the force sensing unit is configured to sense a force applied on the display panel and output a force signal corresponding to the force; and the processing unit is connected to the force sensing unit and is configured to control the display portion to display a preset functional interface according to the force signal output from the force sensing unit.
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公开(公告)号：US10216309B2
公开(公告)日：2019-02-26
申请号：US15166582
申请日：2016-05-27
Inventor： Feng Lu , Liang Liu , Shaolong Ma , Qijun Yao
IPC: G06F3/041
Abstract: A touch screen is provided. The touch screen includes a first strain sensor located in a first region, a second strain sensor located in a second region, a first power supply and a first voltage detector. The first region is surrounded by the second region, the first power supply is configured to provide an operating voltage to the first strain sensor and the second strain sensor. The first voltage detector is configured to detect a voltage of a common terminal of the first strain sensor and the second strain sensor, and one terminal of the first voltage detector is connected to a first preset voltage, and the other terminal of the first voltage detector is electrically connected to the common terminal of the first strain sensor and the second strain sensor.
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公开(公告)号：US20180039369A1
公开(公告)日：2018-02-08
申请号：US15785385
申请日：2017-10-16
Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Liang Liu , Feng Lu , Qijun Yao , Shaolong Ma
CPC classification number: G06F3/0414 , G06F3/045
Abstract: A touch display panel and a display device are provided. The touch display panel includes a display area and a non-display area around the display area. The non-display area includes a plurality of pressure sensors. At least one of the plurality of pressure sensors is located a distance of H away from a closest corner of the touch display panel, where H satisfies: 2.5 mm
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Patent Agency Ranking
公开(公告)号：US10768739B2
公开(公告)日：2020-09-08
申请号：US15786404
申请日：2017-10-17
Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Feng Lu , Qijun Yao , Conghua Ma , Shaolong Ma , Liang Liu
Abstract: A touch panel is disclosed. The panel has a substrate having a touch region with a plurality of touch areas, a touch position detection apparatus, at least one pressure sensor group and a processor. The at least one pressure sensor group is disposed on the substrate. The pressure sensor group includes a first-type pressure sensor and a second-type pressure sensor. The first-type pressure sensor is located on a first side of the touch region and the second-type pressure sensor is located on a second side opposite to the first side of the touch region so that the first-type pressure sensor and the second-type pressure sensor of the same pressure sensor group are symmetric about the centerline of the touch panel. Each of the plurality of touch areas is associated with one of the at least one pressure sensor group.
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公开(公告)号：US10416797B2
公开(公告)日：2019-09-17
申请号：US15809792
申请日：2017-11-10
Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Shaolong Ma , Feng Lu , Liang Liu , Qijun Yao
Abstract: A display panel and a display device are provided. The display panel includes a color filter substrate and an array substrate bonded together by non-conductive sealant. The display panel includes a display area and a non-display area around the display area. A first non-display area of the color filter substrate is provided with: at least two pressure sensors, each of which includes a signal input terminal and a signal output terminal; a plurality of power supply signal input lines, each of which is electrically connected to a respective one of the signal input terminals of the at least two pressure sensors; and a plurality of pressure signal output lines, each of which is electrically connected to a respective one of the signal output terminals of the at least two pressure sensors.
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公开(公告)号：US10402030B2
公开(公告)日：2019-09-03
申请号：US15811679
申请日：2017-11-14
Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Qijun Yao , Shaolong Ma , Feng Lu , Liang Liu
IPC: G06F3/041 , G06F3/045 , G02F1/1333 , G06F3/044 , G06F1/3234
Abstract: Disclosed are a display panel and a touch display device. The display panel comprises a pressure sensor, the pressure sensor comprises a first resistor, a second resistor, a third resistor, a fourth resistor, a first set of connection blocks and a second set of connection blocks; the material of the first resistor, the second resistor, the third resistor and the fourth resistor is a semiconductor material; the material of the first set of connection blocks and the second set of connection blocks is a metal material; the display panel further comprises a first direction and a second direction; the first resistor and the third resistor comprise at least two subresistors; each subresistor forming the same resistor is connected end to end with each other via the second set of connection blocks; the shape of each subresistor, the second resistor and the fourth resistor is a bar.
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公开(公告)号：US10248255B2
公开(公告)日：2019-04-02
申请号：US16015193
申请日：2018-06-22
Inventor： Feng Lu , Qijun Yao , Liang Liu , Shaolong Ma , Yingteng Zhai
Abstract: Provided are an array substrate, a touch display panel and a method for calculating touch pressure. The array substrate includes: a display region with a non-display region around the display region, thin film transistors in the display region and having an active layer, at least two semiconductor pressure sensors, a bias voltage applying circuit for applying a bias voltage to each semiconductor pressure sensor, and a voltage detecting circuit for acquiring a strain voltage from each semiconductor pressure sensor. A first straight line connecting a first connecting terminal and a second connecting terminal of the semiconductor pressure sensor intersects a second straight line connecting a third connecting terminal and a fourth connecting terminal of the semiconductor pressure sensor. The semiconductor pressure sensor is a semiconductor film in a polygonal structure having at least four sides, the active layer and the semiconductor film are in a same layer.
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20.发明授权公开(公告)号：US10180747B2
公开(公告)日：2019-01-15
申请号：US15181566
申请日：2016-06-14
Inventor： Liang Liu , Feng Lu , Shaolong Ma , Qijun Yao
Abstract: A touch display panel and a touch display device are provided. They include a first substrate; and a first metal layer formed on one side of the first substrate. The first metal layer includes a plurality of touch electrode lines and a plurality of pressure sensing elements. The pressure sensing elements include segments of pressure sensing lines. At each crossing region where a touch electrode line comes across a pressure sensing element, two adjacent segments of pressure sensing lines are connected through a bridge. A second metal layer is formed between the first substrate and the first metal layer. The second metal layer includes a plurality of data lines extending along a first direction. A third metal layer is formed between the second metal layer and the first substrate. The third metal layer includes a plurality of scan lines extending along a second direction which is orthogonal to the first direction.
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