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公开(公告)号：US10649586B2
公开(公告)日：2020-05-12
申请号：US15769409
申请日：2017-09-29
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiaoliang Ding , Haisheng Wang , Yingming Liu , Yanling Han , Chih-Jen Cheng
IPC: G06F3/01 , G06F3/043 , G06F3/0481 , G06F3/041
Abstract: There are disclosed a system and method for touch and interaction in a three-dimension display, and after a three-dimension touch and interaction mode is enabled, a relative location relationship between a touch position of an operator and a display panel is determined according to transmitting time of ultrasonic signals transmitted by at least two ultrasonic transmitters and receiving time when ultrasonic signals reflected at the touch position of the operator are received by at least two ultrasonic sensors; and then the ultrasonic transmitters are controlled to transmit ultrasonic signals at preset power to the touch position of the operator according to a three-dimension object currently displayed on the display panel and the relative location relationship between the touch position of the operator and the display panel to make feedback for a touch operation at the touch position of the operator.
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公开(公告)号：US20200012369A1
公开(公告)日：2020-01-09
申请号：US16310052
申请日：2018-01-11
Applicant: BOE TECHNOLOGY GROUP CO., LTD
Inventor： Yuzhen Guo , Xue Dong , Haisheng Wang , Chun-wei Wu , Xueyou Cao , Yingming Liu , Xiaoliang Ding , Chih-Jen Cheng
IPC: G06F3/041 , H01L41/113 , H01L27/12 , H01L27/32
Abstract: The disclosure discloses an array substrate, a method for fabricating the same, a display panel, and a display device, and the array substrate includes: a base substrate, a pressure-sensitive component, a plurality of dual-gate transistors, and a plurality of pixel transistors, where the pressure-sensitive component includes a first electrode layer, a pressure-sensitive layer, and a second electrode layer which are arranged on the base substrate in that order, and the second electrode layer includes a plurality of second electrodes arranged corresponding to the respective dual-gate transistors in a one-to-one manner; and the dual-gate transistors and the pixel transistors are arranged above the second electrode layer, and each of the plurality of second electrodes is electrically connected with a bottom-gate electrode in a corresponding dual-gate transistor, so that a pressure can be detected.
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公开(公告)号：US20190179195A1
公开(公告)日：2019-06-13
申请号：US16321933
申请日：2018-02-13
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Ping Zhang , Xue Dong , Haisheng Wang , Chun-Wei Wu , Xiaoliang Ding , Yanling Han , Xueyou Cao , Wei Liu , Yingming Liu , Yuzhen Guo , Pengpeng Wang , Chih-Jen Cheng , Rui Xu , Lijun Zhao , Yanan Jia , Changfeng Li , Yunke Qin , Pinchao Gu
IPC: G02F1/1333 , H01Q1/22 , H05K5/00
Abstract: A display panel and a display device are provided in embodiments of the disclosure, the display panel having a display region and a non-display region surrounding the periphery of the display region, and comprising: a first display substrate; a second display substrate, which is arranged opposite to, aligned with and assembled together with the first display substrate; a signal shielding frame, in the non-display region and between the first display substrate and the second display substrate; and signal antennas within the signal shielding frame, the signal shielding frame being configured to shield at least an inward transmission of the signal from the signal antennas towards the display region, so as to enable merely an outward transmission of the signal from the signal antennas towards an outer side of the display panel.
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公开(公告)号：US11121189B2
公开(公告)日：2021-09-14
申请号：US15777994
申请日：2017-10-17
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Chih-Jen Cheng , Pengpeng Wang
IPC: H01L27/32 , G06K19/06 , G09G3/36 , G09G3/3266
Abstract: A display panel and a display device are disclosed. The display panel includes a display array, an imaging array and a pinhole array layer. The display array includes a plurality of display pixels which are arrayed, and each of the display pixels includes a luminous element. The imaging array is disposed at a side of the display array facing away from a light exiting direction of the display panel, and includes a plurality of imaging pixels which are arrayed. The pinhole array layer is disposed at a side of the imaging array facing to the light exiting direction of the display panel, and includes a plurality of pinholes which are arrayed, the plurality of pinholes are corresponding to the plurality of imaging pixels. The display device includes the above-mentioned display panel, a display driver circuit and an image detection circuit.
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公开(公告)号：US10802630B2
公开(公告)日：2020-10-13
申请号：US16310052
申请日：2018-01-11
Applicant: BOE TECHNOLOGY GROUP CO., LTD
Inventor： Yuzhen Guo , Xue Dong , Haisheng Wang , Chun-wei Wu , Xueyou Cao , Yingming Liu , Xiaoliang Ding , Chih-Jen Cheng
IPC: G06F3/041 , H01L27/32 , H01L27/12 , H01L41/113
Abstract: The disclosure discloses an array substrate, a method for fabricating the same, a display panel, and a display device, and the array substrate includes: a base substrate, a pressure-sensitive component, a plurality of dual-gate transistors, and a plurality of pixel transistors, where the pressure-sensitive component includes a first electrode layer, a pressure-sensitive layer, and a second electrode layer which are arranged on the base substrate in that order, and the second electrode layer includes a plurality of second electrodes arranged corresponding to the respective dual-gate transistors in a one-to-one manner; and the dual-gate transistors and the pixel transistors are arranged above the second electrode layer, and each of the plurality of second electrodes is electrically connected with a bottom-gate electrode in a corresponding dual-gate transistor, so that a pressure can be detected.
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Patent Agency Ranking
公开(公告)号：US20190114794A1
公开(公告)日：2019-04-18
申请号：US15915016
申请日：2018-03-07
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Pengpeng Wang , Haisheng Wang , Xiaoliang Ding , Chih-Jen Cheng , Yanling Han , Wei Liu , Xueyou Cao , Ping Zhang
Abstract: Embodiments of the present disclosure provide a method and a device for acquiring depth information, as well as a gesture recognition apparatus. The method includes: projecting an infrared spectrum to a target object; collecting the infrared spectrum reflected by the target object at different positions and generating a first infrared image and a second infrared image respectively; and processing the first infrared image and the second infrared image on a basis of infrared spectrum response characteristics to acquire the depth information of the target object.
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公开(公告)号：US10949025B2
公开(公告)日：2021-03-16
申请号：US16060886
申请日：2017-11-30
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Xiaoliang Ding , Haisheng Wang , Yingming Liu , Wei Liu , Chih-Jen Cheng , Pengpeng Wang , Xueyou Cao , Ping Zhang , Chun-Wei Wu
Abstract: The present disclosure provides an optical touch device and a manufacturing method thereof, a display and an electronic device, wherein the optical touch device comprises: a pixel array (11) that comprises a plurality of pixel sub-circuits (101) each of which comprises M first pixels (1011) and N second pixels (1012), wherein detection rays with a preset frequency are emitted by the second pixels (1012), where M and N are positive integers; a light receiving array (12) that comprises a plurality of light receivers (121) corresponding, at a one-to-one basis, to the plurality of pixel sub-circuits (101), wherein each of the light receivers (121) generates an sensing signal by receiving reflected rays of the detection rays emitted by a corresponding second pixel (1012); and a detection circuit (13) connected with the plurality of light receivers (121), wherein the detection circuit (13) performs touch positioning.
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公开(公告)号：US10915775B2
公开(公告)日：2021-02-09
申请号：US16131418
申请日：2018-09-14
Applicant: BOE Technology Group Co., Ltd.
Inventor： Pengpeng Wang , Haisheng Wang , Xiaoliang Ding , Chih-Jen Cheng , Yanling Han , Wei Liu , Xueyou Cao , Ping Zhang
IPC: G06K9/03 , G06K9/00 , H03K17/687 , H03M1/12 , G11C27/02
Abstract: Disclosed are a noise detection circuit, a noise detection method, and a print recognition apparatus. The noise detection circuit includes a differential amplifier, an analog-to-digital converter, a control circuit, and a first switch circuit; the control circuit is configured to control the first switch circuit to make the first input signal terminal connected with the reference signal terminal or grounded, and to make the second input signal terminal connected with the reference signal terminal or grounded, and when the first input signal terminal is connected with the reference signal terminal or grounded, and the second input signal terminal is connected with the reference signal terminal or grounded, to analyze the digital signal output by the analog-to-digital converter to determine a source of noise of the print recognition apparatus.
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公开(公告)号：US20190206913A1
公开(公告)日：2019-07-04
申请号：US16002193
申请日：2018-06-07
Applicant: BOE Technology Group Co., Ltd.
Inventor： Xueyou Cao , Haisheng Wang , Xiaoliang Ding , Chih-Jen Cheng , Yanling Han , Wei Liu , Pengpeng Wang , Ping Zhang
IPC: H01L27/146
CPC classification number: H01L27/14612 , H01L27/14623
Abstract: Embodiments of the present disclosure provides a light sensor, including: a first thin film transistor, having a first terminal connected to a first node, a second terminal receiving a first level signal, and a control terminal receiving a first control signal; a second thin film transistor, having a first terminal connected to the first node, a second terminal receiving a second level signal, and a control terminal receiving a second control signal; a voltage follower, having an input terminal connected to the first node, and an output terminal; the third thin film transistor, having a first terminal connected to the output terminal of the voltage follower, a second terminal connected to an input terminal of an output unit, and a control terminal receiving a third control signal; and the output unit, having an input terminal connected to the second terminal of the third thin film transistor, and an output terminal connected to an output terminal of the light sensor.
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公开(公告)号：US11385109B2
公开(公告)日：2022-07-12
申请号：US16346200
申请日：2018-12-12
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Pengpeng Wang , Xiaoliang Ding , Chih-Jen Cheng
Abstract: A pressure detecting circuit may include a pressure sensing circuit (101), a signal generating circuit (102), and a frequency detecting circuit (103). The pressure sensing circuit (101) and the signal generating circuit (102) may be configured to constitute an oscillating circuit (104). The signal generating circuit (102) may be configured to generate an oscillating signal based on a pressure sensed by the pressure sensing circuit (101). The frequency detecting circuit (103) may be configured to detect a frequency of the oscillating signal and determine a value of the pressure sensed by the pressure sensing circuit (101) based on the frequency of the oscillating signal.
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