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公开(公告)号：US10466499B2
公开(公告)日：2019-11-05
申请号：US15960840
申请日：2018-04-24
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Lei Niu , Jialing Li
Abstract: The present disclosure provides a display device including a display panel; a collimation unit located on a light emergent side of the display panel and configured to convert emergent light in the same position of the display panel into parallel light beams in the same direction; a light waveguide unit, which is located on one side of the collimation unit away from the display panel, includes a light incident surface and a light emergent surface opposite to the collimation unit, and is configured to cause the parallel light beams to be emergent from at least two positions of the light emergent surface; and an imaging unit opposite to the light emergent surface of the light waveguide unit and configured to converge the parallel light beams emergent from the at least two positions on the light emergent surface of the light waveguide unit into a real image point.
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142.发明授权公开(公告)号：US10459567B2
公开(公告)日：2019-10-29
申请号：US15665445
申请日：2017-08-01
Inventor： Baoling Liu , Lingxiao Du , Qijun Yao , Jun Ma
IPC: G06F3/041 , G06F3/044 , G02F1/1362 , G02F1/1368
Abstract: The disclosure provides an array substrate and a color filter substrate of a capacitive touch control screen, a touch control display device and a method for driving the touch control display device, so as to achieve the self-capacitive multi-point touch. The array substrate of the capacitive touch control screen includes: a peripheral area and a display area; a plurality of pixel units with pixel electrodes arranged in the display area; a plurality of touch control electrodes; and touch control electrode lead wires connected with a module configured to detect a touch control signal, wherein each of the touch control electrodes is connected respectively with one of the touch control electrode lead wires.
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公开(公告)号：US20190326330A1
公开(公告)日：2019-10-24
申请号：US16502042
申请日：2019-07-03
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Xingda Xia , Jujian Fu , Gang Liu
IPC: H01L27/12 , H01L25/075 , H01L27/15 , H01L33/62 , H01L33/00
Abstract: A Micro LED display substrate, a method for manufacturing the Micro LED display substrate, and a Micro LED display device are provided. In the method, the Micro LED is transferred onto the organic layer of the array substrate, one etching is performed to form through hole on both the protective layer and the array substrate, and then one metal deposition is performed to simultaneously form an electrode of the Micro LED and a structure electrically connecting the graphene layer with the source or drain electrode of the thin film transistor. Compared with the related art in which the electrode of the Micro LED and the structure electrically connecting the graphene layer with the source or drain electrode of the thin film transistor are formed through two etchings and two metal depositions, the method provided by the present disclosure saves the process steps, simplifies the process and reduces the costs.
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公开(公告)号：US10451928B2
公开(公告)日：2019-10-22
申请号：US15865168
申请日：2018-01-08
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
IPC: G02F1/1339 , G02F1/1333 , G06F3/044 , G02F1/1335 , G02F1/1343 , H01L27/32
Abstract: The present disclosure provides a display panel and a display device. The display panel includes: at least one pressure sensor; a first substrate on which a plurality of supporting spacers are disposed; and a second substrate disposed opposite to the first substrate, wherein a plurality of protrusions are disposed on the second substrate, the protrusions correspond to and contact the supporting spacers, respectively, a surface of the protrusion close to the corresponding supporting spacer is defined as a first contact surface, the second substrate further comprises a protrusion-free region surrounding the protrusion, and a roughness of the first contact surface is greater than a roughness of the surface of the protrusion-free region.
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公开(公告)号：US10439610B2
公开(公告)日：2019-10-08
申请号：US15865169
申请日：2018-01-08
Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Liang Liu , Feng Lu , Conghua Ma , Shaolong Ma , Zaiwen Zhu , Qitai Ji , Yuheng Zhang , Shui He , Yong Yuan , Qijun Yao
Abstract: The present disclosure provides a force touch detection circuit, a force touch detection circuit method and a display panel. The force touch detection circuit includes: n force-sensing sensors, n first switches, a first end of the ith first switch being electrically connected with a first end of the ith force-sensing sensor, a second end of the ith first switch being electrically connected with a first test connection terminal; n second switches, a first end of the ith second switch being electrically connected with a second end of the ith force-sensing sensor, a second end of the ith second switch being electrically connected with a second test connection terminal; n control signal connection terminals, the ith control signal connection terminal is electrically connected with a control end of the ith first switch and a control end of the ith second switch.
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Patent Agency Ranking
公开(公告)号：US20190303638A1
公开(公告)日：2019-10-03
申请号：US16130678
申请日：2018-09-13
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Yang Zeng , Lihua Wang , Haochi Yu , Qing Zhang , Lingxiao Du
IPC: G06K9/00 , G06F21/32 , G02F1/1333 , G06F3/0488
Abstract: Provided are a display panel and a display device. The display panel includes a display assembly, the display assembly includes an array substrate and a plurality of pixel units disposed on the array substrate; and a fingerprint recognition assembly, the fingerprint recognition assembly disposed on one side of the array substrate facing away from the plurality of pixel units, the fingerprint recognition assembly includes a first substrate and at least one fingerprint recognition unit disposed on the first substrate, the fingerprint recognition unit includes a photosensitive region. The array substrate includes a plurality of transparent regions and a plurality of non-transparent regions. Along a direction perpendicular to the array substrate, at least a portion of the plurality of transparent regions in the array substrate is covered by a photosensitive region of any one of the at least one fingerprint recognition units.
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公开(公告)号：US10429979B2
公开(公告)日：2019-10-01
申请号：US15937936
申请日：2018-03-28
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Lingxiao Du , Hong Ding , Qing Zhang , Kang Yang , Yang Zeng , Gang Liu , Xuening Liu
Abstract: The present disclosure relates to a touch film, a touch panel, a touch display device and a preparing method thereof, in which breakage probability in a metal portion can be reduced, thereby improving the touch performance. The touch film comprises a flexible substrate made of polyimide, a metal layer, and an organic film arranged therebetween and having a water drop contact angle less than 80°. The touch film further comprises a touch electrode layer comprising multiple groups of first touch electrodes and multiple groups of second touch electrodes, wherein each group of the first touch electrodes comprises a plurality of first touch electrodes arrayed in a second direction; and each group of the second touch electrodes comprises a plurality of second touch electrodes arrayed in a first direction. The metal layer comprises metal connection lines for electrically connecting adjacent first touch electrodes.
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公开(公告)号：US20190294848A1
公开(公告)日：2019-09-26
申请号：US16130723
申请日：2018-09-13
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Yang Zeng , Lihua Wang , Haochi Yu , Qing Zhang , Lingxiao Du
Abstract: Provided are a display panel and a display device. The display panel includes a display assembly, the display assembly includes an array substrate and a plurality of pixel units disposed on the array substrate; a fingerprint recognition assembly disposed on one side of the array substrate facing away from the plurality of pixel units, the fingerprint recognition assembly includes a first substrate and at least one fingerprint recognition unit disposed on the first substrate; and the array substrate includes a plurality of transparent regions and a plurality of non-transparent regions, the array substrate further includes a plurality of metal wires, a ratio of a line width of a portion of at least one of the metal wires disposed in at least one respective transparent region to a line width of a portion of the at least of the metal wires disposed in a respective non-transparent region is less than 1.
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公开(公告)号：US10401694B2
公开(公告)日：2019-09-03
申请号：US15950532
申请日：2018-04-11
Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Lei Wang , Mingwei Zhang , Xiangjian Kong , Jine Liu , Feng Qin
IPC: G02F1/1362 , G02F1/1368 , G02F1/1343 , G02F1/1335 , H01L29/786 , H01L27/12
Abstract: A liquid display panel, and a display device are provided. The liquid display panel includes an array substrate. The array substrate includes a base substrate, a plurality of data lines, a plurality of scanning lines, and an auxiliary electrode. The data lines and the scanning lines intersect to form a plurality of pixels arranged in an array. Each pixel includes a first sub-pixel and a second sub-pixel adjacent to each other. Each first sub-pixel includes a first pixel electrode and a first electrode, while each second sub-pixel includes a second pixel electrode. The second sub-pixel has an area larger than the first pixel; and the second pixel electrode has an area larger than the first pixel electrode. At least a portion of the auxiliary electrode and the first electrode overlap with each other to form a first auxiliary capacitance for the first sub-pixel, and an overlap region between the auxiliary electrode and the first electrode extends into the second sub-pixel of a same pixel.
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公开(公告)号：US20190237523A1
公开(公告)日：2019-08-01
申请号：US15946396
申请日：2018-04-05
Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Yingteng ZHAI , Haijing CHEN
Abstract: An organic light-emitting display panel and a display apparatus are provided. An exemplary organic light-emitting display panel includes a base substrate; a pixel definition layer including a plurality of openings and disposed on the base substrate; and a plurality of sub-pixels. A sub-pixel includes an organic light-emitting diode; and at least a portion of the organic light-emitting diode is in an opening. The plurality of sub-pixels include at least one first sub-pixel; and at least one isolation element is disposed in the opening corresponding to the at least one first sub-pixel.
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