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公开(公告)号：US10418426B2
公开(公告)日：2019-09-17
申请号：US15786556
申请日：2017-10-17
Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Yang Zeng , Qing Zhang , Lihua Wang , Liang Liu , Feng Lu , Shaolong Ma , Qijun Yao
Abstract: Disclosed are an organic light-emitting display panel and an electronic device. The organic light-emitting display panel comprises a first substrate; the first substrate comprises a plurality of pressure-sensitive detection structures and a plurality of light-sensitive identification structures provided in an array, the pressure-sensitive detection structure comprises a semiconductor material film, the light-sensitive identification structure comprises a light-sensitive identification switch, the light-sensitive identification switch comprises a first active layer, and the semiconductor material film and the first active layer are provided on the same layer.
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公开(公告)号：US10387712B2
公开(公告)日：2019-08-20
申请号：US15812435
申请日：2017-11-14
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Yang Zeng , Qing Zhang , Lihua Wang , Liang Xie , Lingxiao Du , Hong Ding , Huiping Chai , Kang Yang , Qijun Yao
IPC: G06K9/00
Abstract: A display panel and a display apparatus are provided. The display panel includes: an organic light emitting display panel including an array substrate and organic light emitting configurations disposed on the array substrate; a fingerprint identification module arranged in a display region and arranged at a side facing away from the organic light emitting configurations of the array substrate; an angle limiting film arranged between the organic light emitting display panel and the fingerprint identification module. The fingerprint identification module includes a first substrate, at least one fingerprint identification unit for performing fingerprint identification according to light rays reflected, through a touch body, on the fingerprint identification unit. The angle limiting film filters out the following among the light rays reflected on the fingerprint identification unit: relative to the angle limiting film, the light rays have an incident angle greater than a penetration angle of the angle limiting film.
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公开(公告)号：US10361255B2
公开(公告)日：2019-07-23
申请号：US15717884
申请日：2017-09-27
Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Yang Zeng , Qing Zhang , Lihua Wang , Liang Xie , Lingxiao Du , Hong Ding , Huiping Chai , Kang Yang , Qijun Yao
Abstract: Disclosed are a display panel and a display device. The display panel includes an organic light-emitting display panel, a fingerprint identification module and an angle defining film; the fingerprint identification module includes at least one fingerprint identification unit, and performs fingerprint identification according to lights reflected to the fingerprint identification unit via a touch body; the angle defining film is located between the organic light-emitting display panel and the fingerprint identification module. A transmissivity of the light by the angle defining film is A1 when the incident angle of said light with respect to the angle defining film is smaller than a transmission angle of the angle defining film, and a transmissivity of the light by the angle defining film is A2 when the incident angle of said light with respect to the angle defining film is larger than the transmission angle of the angle defining film, wherein A1>A2>0.
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公开(公告)号：US10296777B2
公开(公告)日：2019-05-21
申请号：US15708653
申请日：2017-09-19
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Lingxiao Du , Yang Zeng , Kang Yang , Lihua Wang
IPC: G06K9/00 , G09G3/3225 , G06K9/20 , H01L51/44 , H01L27/32
Abstract: A display panel is provided. The display panel comprises an array substrate including a substrate and a plurality of pixel units disposed on the substrate, wherein each pixel unit includes a light emitting structure and a pixel driver circuit, the light emitting structure includes a reflective electrode, the driver circuit is disposed on a side of the light emitting structure adjacent to the substrate, the pixel driver circuit includes at least two thin-film-transistors and at least one capacitor, and orthogonal projections of at least two thin-film-transistors and at least one capacitor on a plane where the reflective electrode is located fall within the reflective electrode; a fingerprint recognition module including at least one fingerprint recognition unit, wherein an orthogonal projection of the fingerprint recognition unit on the array substrate at least partially overlaps with a transparent region on the array substrate; and a fingerprint recognition light source.
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公开(公告)号：US10185861B2
公开(公告)日：2019-01-22
申请号：US15796484
申请日：2017-10-27
Applicant: SHANGHAI TIANMA MICRO-ELECTRONICS CO., LTD.
Inventor： Yang Zeng , Qing Zhang , Lihua Wang , Liang Xie , Lingxiao Du , Hong Ding , Huiping Chai , Kang Yang , Qijun Yao
Abstract: A display panel and an electronic device are provided. The display panel includes: an array substrate; a plurality of organic light emitting units disposed on the array substrate; at least one fingerprint identification unit located in a display region at a side close to the array substrate of the organic light emitting units. The fingerprint identification unit performs fingerprint identification according to light rays reflected on the fingerprint identification unit by a touch body. Each organic light emitting unit includes a red organic light emitting unit, a green organic light emitting unit and a blue organic light emitting unit. In a fingerprint identification phase, the red/green organic light emitting unit emits light to be a light source for the fingerprint identification unit. Compared with the blue organic light emitting unit, the red/green organic light emitting unit has a smaller transparent area towards a side opposite to a display side.
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Patent Agency Ranking
公开(公告)号：US12204225B2
公开(公告)日：2025-01-21
申请号：US18115093
申请日：2023-02-28
Applicant: Shanghai Tianma Micro-electronics Co., Ltd.
Inventor： Yang Zeng , Feng Lu , Wanlong Guo , Yaodong Wu
Abstract: A holographic display system, a holographic display method and an electronic device are provided. The holographic display system includes a backlight module configured to emit a backlight beam, a spatial light modulator configured to perform phase and amplitude modulations on the backlight beam, and a plurality of liquid crystal grating modules that are sequentially arranged in a first direction. Based on a polarization direction of incident light, a liquid crystal grating module is capable of changing or maintaining a propagation direction of the incident light. A first optical rotator disposed on a light-incident side of the liquid crystal grating module is capable of rotating the polarization direction of the incident light, to make at least one liquid crystal grating module change the propagation direction of the incident light, and at least one liquid crystal grating module do not change the propagation direction of the incident light within a preset duration.
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公开(公告)号：US12197680B2
公开(公告)日：2025-01-14
申请号：US18142151
申请日：2023-05-02
Applicant: Shanghai Tianma Micro-electronics Co., Ltd.
Inventor： Feng Lu , Yaodong Wu , Yang Zeng
Abstract: A display panel and a display device are provided. The display panel includes a substrate; light-emitting devices on a side of the substrate; photosensitive devices on the side of the substrate same as the light-emitting devices; and touch electrodes on a side of the photosensitive devices away from the substrate. The display panel includes a light-emitting region and a non-light-emitting region. The light-emitting devices correspond to the light-emitting region; and the photosensitive devices are disposed in the non-light-emitting region.
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公开(公告)号：US11360353B2
公开(公告)日：2022-06-14
申请号：US16842949
申请日：2020-04-08
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Inventor： Yang Zeng , Xiaoyue Su , Shihao Tang
IPC: G02F1/13363 , G02F1/1335 , G02F1/1337 , G02B30/22 , G02F1/1333 , G02F1/01 , G02F1/1341 , G02F1/1343 , G02F1/1347 , G02F1/137 , G03H1/22
Abstract: A spatial light modulator (SLM) includes a first liquid crystal panel and a second liquid crystal panel that are oppositely configured, and a polarization adjustment part configured between the first liquid crystal panel and the second liquid crystal panel. An alignment direction of the first liquid crystal panel is parallel to an alignment direction of the second liquid crystal panel. The first liquid crystal panel is configured to perform a phase modulation on incident linear-polarized light. The polarization adjustment part is configured to rotate, by a preset angle, a polarization direction of linear-polarized light exited from the first liquid crystal panel. The second liquid crystal panel is configured to adjust a polarization state of linear-polarized light exited from the polarization adjustment part to adjust an amplitude of exited light.
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公开(公告)号：US11307439B2
公开(公告)日：2022-04-19
申请号：US16670648
申请日：2019-10-31
Applicant: Shanghai Tianma Micro-Electronics Co.,Ltd.
IPC: G02F1/13363 , G02F1/01 , G02F1/1362 , G02F1/1368 , G02F1/1333 , G02F1/137
Abstract: Display panel and display device are provided. The display panel includes a first substrate, a second substrate, and a plurality of pixel units. Each pixel unit includes a heating element, a reflective layer, a resonant cavity, and a phase-change material layer sequentially disposed on the first substrate, and a liquid crystal cell. The display panel also includes first signal lines extending along a row direction, second signal lines extending along the column direction, and a driving circuit in correspondence to each pixel unit. The driving circuit includes a first driving module and a second driving module that are connected to a same first signal line and a same second signal line. The first driving module drives the heating element to control the state of the phase-change material layer, and the second driving module controls the deflection of liquid crystal molecules in the liquid crystal cell.
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公开(公告)号：US20210397806A1
公开(公告)日：2021-12-23
申请号：US16911196
申请日：2020-06-24
Applicant: Shanghai Tianma Micro-Electronics Co., Ltd.
Abstract: Provided are a display panel and a display device. An array layer is located on a substrate. A display layer is located on a side of the array layer facing away from the substrate and includes light-emitting elements. A color filter layer is located on a side of the display layer facing away from the array layer. The color filter layer includes a light-blocking layer and color filters. The light-blocking layer includes first light-blocking portions. Each first light-blocking portion forms an imaging aperture. A protective layer is located on the color filter layer. Each first metal part overlaps the first light-blocking portion. The optical sensor layer is located on a side of the color filter layer facing away from the protective layer and configured to detect an image formed by the imaging aperture. Further provided is a display device including the preceding display panel.
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